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authorrtel <rtel@1d2547de-c912-0410-9cb9-b8ca96c0e9e2>2019-07-17 19:44:13 +0000
committerrtel <rtel@1d2547de-c912-0410-9cb9-b8ca96c0e9e2>2019-07-17 19:44:13 +0000
commit76dc36add1bab7faff2b96be402679aaa4e989f5 (patch)
treec83d195d39c89929f06cd0e49011950fec4d6bcf /FreeRTOS-Plus
parent2687768acff09825968c9b28c5be6c49d7cdf1d7 (diff)
downloadfreertos-76dc36add1bab7faff2b96be402679aaa4e989f5.tar.gz
Add MQTT project that builds on the task pool project - currently the library is building but not being used.
git-svn-id: http://svn.code.sf.net/p/freertos/code/trunk@2685 1d2547de-c912-0410-9cb9-b8ca96c0e9e2
Diffstat (limited to 'FreeRTOS-Plus')
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/DemoTasks/SimpleTaskPoolExamples.c599
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/DemoTasks/SimpleUDPClientAndServer.c355
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/FreeRTOSConfig.h206
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/FreeRTOSIPConfig.h307
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WIN32.vcxproj224
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WIN32.vcxproj.filters311
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/Packet32.h359
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/PacketData.h267
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/Win32-Extensions.h114
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/arch.c336
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/bittypes.h137
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/ip6_misc.h163
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/netif.h52
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap-bpf.h47
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap-namedb.h42
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap-stdinc.h93
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap.h45
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/bluetooth.h48
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/bpf.h934
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/namedb.h89
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/pcap.h407
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/sll.h129
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/usb.h90
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/vlan.h46
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/remote-ext.h444
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/wpcap.libbin0 -> 19320 bytes
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/demo_logging.c526
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/demo_logging.h48
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/iot_config.h61
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/iot_config_common.h203
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/main.c213
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/mqtt_demo.sln23
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/printf-stdarg.c667
-rw-r--r--FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/task_pool/DemoTasks/SimpleTaskPoolExamples.c3
34 files changed, 7588 insertions, 0 deletions
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/DemoTasks/SimpleTaskPoolExamples.c b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/DemoTasks/SimpleTaskPoolExamples.c
new file mode 100644
index 000000000..49924537e
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/DemoTasks/SimpleTaskPoolExamples.c
@@ -0,0 +1,599 @@
+/*
+ * FreeRTOS Kernel V10.2.1
+ * Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * http://www.FreeRTOS.org
+ * http://aws.amazon.com/freertos
+ *
+ * 1 tab == 4 spaces!
+ */
+
+//_RB_ Add link to docs here.
+
+/* Kernel includes. */
+#include "FreeRTOS.h"
+#include "task.h"
+
+/* Standard includes. */
+#include <stdio.h>
+
+/* IoT SDK includes. */
+#include "iot_taskpool.h"
+
+/* The priority at which that tasks in the task pool (the worker tasks) get
+created. */
+#define tpTASK_POOL_WORKER_PRIORITY 1
+
+/* The number of jobs created in the example functions that create more than
+one job. */
+#define tpJOBS_TO_CREATE 5
+
+/*
+ * Prototypes for the functions that demonstrate the task pool API.
+ * See the implementation of the prvTaskPoolDemoTask() function within this file
+ * for a description of the individual functions. A configASSERT() is hit if
+ * any of the demos encounter any unexpected behaviour.
+ */
+static void prvExample_BasicSingleJob( void );
+static void prvExample_DeferredJobAndCancellingJobs( void );
+static void prvExample_BasicRecyclableJob( void );
+static void prvExample_ReuseRecyclableJobFromLowPriorityTask( void );
+static void prvExample_ReuseRecyclableJobFromHighPriorityTask( void );
+
+/*
+ * Prototypes of the callback functions used in the examples. The callback
+ * simply sends a signal (in the form of a direct task notification) to the
+ * prvTaskPoolDemoTask() task to let the task know that the callback execute.
+ * The handle of the prvTaskPoolDemoTask() task is not accessed directly, but
+ * instead passed into the task pool job as the job's context.
+ */
+static void prvSimpleTaskNotifyCallback( IotTaskPool_t pTaskPool, IotTaskPoolJob_t pJob, void *pUserContext );
+
+/*
+ * The task used to demonstrate the task pool API. This task just loops through
+ * each demo in turn.
+ */
+static void prvTaskPoolDemoTask( void *pvParameters );
+
+/*-----------------------------------------------------------*/
+
+/* Parameters used to create the system task pool - see TBD for more information
+as the task pool used in this example is a slimmed down version of the full
+library - the slimmed down version being intended specifically for FreeRTOS
+kernel use cases. */
+static const IotTaskPoolInfo_t xTaskPoolParameters = {
+ /* Minimum number of threads in a task pool.
+ Note the slimmed down version of the task
+ pool used by this library does not autoscale
+ the number of tasks in the pool so in this
+ case this sets the number of tasks in the
+ pool. */
+ 2,
+ /* Maximum number of threads in a task pool.
+ Note the slimmed down version of the task
+ pool used by this library does not autoscale
+ the number of tasks in the pool so in this
+ case this parameter is just ignored. */
+ 2,
+ /* Stack size for every task pool thread - in
+ bytes, hence multiplying by the number of bytes
+ in a word as configMINIMAL_STACK_SIZE is
+ specified in words. */
+ configMINIMAL_STACK_SIZE * sizeof( portSTACK_TYPE ),
+ /* Priority for every task pool thread. */
+ tpTASK_POOL_WORKER_PRIORITY,
+ };
+
+/*-----------------------------------------------------------*/
+
+void vStartSimpleTaskPoolDemo( void )
+{
+ /* This example uses a single application task, which in turn is used to
+ create and send jobs to task pool tasks. */
+ xTaskCreate( prvTaskPoolDemoTask, /* Function that implements the task. */
+ "PoolDemo", /* Text name for the task - only used for debugging. */
+ configMINIMAL_STACK_SIZE, /* Size of stack (in words, not bytes) to allocate for the task. */
+ NULL, /* Task parameter - not used in this case. */
+ tskIDLE_PRIORITY, /* Task priority, must be between 0 and configMAX_PRIORITIES - 1. */
+ NULL ); /* Used to pass out a handle to the created tsak - not used in this case. */
+}
+/*-----------------------------------------------------------*/
+
+static void prvTaskPoolDemoTask( void *pvParameters )
+{
+IotTaskPoolError_t xResult;
+uint32_t ulLoops = 0;
+
+ /* Remove compiler warnings about unused parameters. */
+ ( void ) pvParameters;
+
+ /* The task pool must be created before it can be used. The system task
+ pool is the task pool managed by the task pool library itself - the storage
+ used by the task pool is provided by the library. */
+ xResult = IotTaskPool_CreateSystemTaskPool( &xTaskPoolParameters );
+ configASSERT( xResult == IOT_TASKPOOL_SUCCESS );
+
+ /* Attempting to create the task pool again should then appear to succeed
+ (in case it is initialised by more than one library), but have no effect. */
+ xResult = IotTaskPool_CreateSystemTaskPool( &xTaskPoolParameters );
+ configASSERT( xResult == IOT_TASKPOOL_SUCCESS );
+
+ for( ;; )
+ {
+ /* Demonstrate the most basic use case where a non persistent job is
+ created and scheduled to run immediately. The task pool worker tasks
+ (in which the job callback function executes) have a priority above the
+ priority of this task so the job's callback executes as soon as it is
+ scheduled. */
+ prvExample_BasicSingleJob();
+
+ /* Demonstrate a job being scheduled to run at some time in the
+ future, and how a job scheduled to run in the future can be cancelled if
+ it has not yet started executing. */
+ prvExample_DeferredJobAndCancellingJobs();
+
+ /* Demonstrate the most basic use of a recyclable job. This is similar
+ to prvExample_BasicSingleJob() but using a recyclable job. Creating a
+ recyclable job will re-use a previously created and now spare job from
+ the task pool's job cache if one is available, or otherwise dynamically
+ create a new job if a spare job is not available in the cache but space
+ remains in the cache. */
+ prvExample_BasicRecyclableJob();
+
+ /* Demonstrate multiple recyclable jobs being created, used, and then
+ re-used. In this the task pool worker tasks (in which the job callback
+ functions execute) have a priority above the priority of this task so
+ the job's callback functions execute as soon as they are scheduled. */
+ prvExample_ReuseRecyclableJobFromLowPriorityTask();
+
+ /* Again demonstrate multiple recyclable jobs being used, but this time
+ the priority of the task pool worker tasks (in which the job callback
+ functions execute) are lower than the priority of this task so the job's
+ callback functions don't execute until this task enteres the blocked
+ state. */
+ prvExample_ReuseRecyclableJobFromHighPriorityTask();
+
+ ulLoops++;
+ if( ( ulLoops % 10UL ) == 0 )
+ {
+ printf( "prvTaskPoolDemoTask() performed %u iterations without hitting an assert.\r\n", ulLoops );
+ fflush( stdout );
+ }
+ }
+}
+/*-----------------------------------------------------------*/
+
+static void prvSimpleTaskNotifyCallback( IotTaskPool_t pTaskPool, IotTaskPoolJob_t pJob, void *pUserContext )
+{
+/* The jobs context is the handle of the task to which a notification should
+be sent. */
+TaskHandle_t xTaskToNotify = ( TaskHandle_t ) pUserContext;
+
+ /* Remove warnings about unused parameters. */
+ ( void ) pTaskPool;
+ ( void ) pJob;
+
+ /* Notify the task that created this job. */
+ xTaskNotifyGive( xTaskToNotify );
+}
+/*-----------------------------------------------------------*/
+
+static void prvExample_BasicSingleJob( void )
+{
+IotTaskPoolJobStorage_t xJobStorage;
+IotTaskPoolJob_t xJob;
+IotTaskPoolError_t xResult;
+uint32_t ulReturn;
+const uint32_t ulNoFlags = 0UL;
+const TickType_t xNoDelay = ( TickType_t ) 0;
+size_t xFreeHeapBeforeCreatingJob = xPortGetFreeHeapSize();
+IotTaskPoolJobStatus_t xJobStatus;
+
+ /* Don't expect any notifications to be pending yet. */
+ configASSERT( ulTaskNotifyTake( pdTRUE, 0 ) == 0 );
+
+ /* Create and schedule a job using the handle of this task as the job's
+ context and the function that sends a notification to the task handle as
+ the jobs callback function. This is not a recyclable job so the storage
+ required to hold information about the job is provided by this task - in
+ this case the storage is on the stack of this task so no memory is allocated
+ dynamically but the stack frame must remain in scope for the lifetime of
+ the job. */
+ xResult = IotTaskPool_CreateJob( prvSimpleTaskNotifyCallback, /* Callback function. */
+ ( void * ) xTaskGetCurrentTaskHandle(), /* Job context. */
+ &xJobStorage,
+ &xJob );
+ configASSERT( xResult == IOT_TASKPOOL_SUCCESS );
+
+ /* The job has been created but not scheduled so is now ready. */
+ IotTaskPool_GetStatus( NULL, xJob, &xJobStatus );
+ configASSERT( xJobStatus == IOT_TASKPOOL_STATUS_READY );
+
+ /* This is not a persistent (recyclable) job and its storage is on the
+ stack of this function, so the amount of heap space available should not
+ have chanced since entering this function. */
+ configASSERT( xFreeHeapBeforeCreatingJob == xPortGetFreeHeapSize() );
+
+ /* In the full task pool implementation the first parameter is used to
+ pass the handle of the task pool to schedule. The lean task pool
+ implementation used in this demo only supports a single task pool, which
+ is created internally within the library, so the first parameter is NULL. */
+ xResult = IotTaskPool_Schedule( NULL, xJob, ulNoFlags );
+ configASSERT( xResult == IOT_TASKPOOL_SUCCESS );
+
+ /* Look for the notification coming from the job's callback function. The
+ priority of the task pool worker task that executes the callback is higher
+ than the priority of this task so a block time is not needed - the task pool
+ worker task pre-empts this task and sends the notification (from the job's
+ callback) as soon as the job is scheduled. */
+ ulReturn = ulTaskNotifyTake( pdTRUE, xNoDelay );
+ configASSERT( ulReturn );
+
+ /* The job's callback has executed so the job has now completed. */
+ IotTaskPool_GetStatus( NULL, xJob, &xJobStatus );
+ configASSERT( xJobStatus == IOT_TASKPOOL_STATUS_COMPLETED );
+}
+/*-----------------------------------------------------------*/
+
+static void prvExample_DeferredJobAndCancellingJobs( void )
+{
+IotTaskPoolJobStorage_t xJobStorage;
+IotTaskPoolJob_t xJob;
+IotTaskPoolError_t xResult;
+uint32_t ulReturn;
+const uint32_t ulShortDelay_ms = 100UL;
+const TickType_t xNoDelay = ( TickType_t ) 0, xAllowableMargin = ( TickType_t ) 5; /* Large margin for Windows port, which is not real time. */
+TickType_t xTimeBefore, xElapsedTime, xShortDelay_ticks;
+size_t xFreeHeapBeforeCreatingJob = xPortGetFreeHeapSize();
+IotTaskPoolJobStatus_t xJobStatus;
+
+ /* Don't expect any notifications to be pending yet. */
+ configASSERT( ulTaskNotifyTake( pdTRUE, 0 ) == 0 );
+
+ /* Create a job using the handle of this task as the job's context and the
+ function that sends a notification to the task handle as the jobs callback
+ function. The job is created using storage allocated on the stack of this
+ function - so no memory is allocated. */
+ xResult = IotTaskPool_CreateJob( prvSimpleTaskNotifyCallback, /* Callback function. */
+ ( void * ) xTaskGetCurrentTaskHandle(), /* Job context. */
+ &xJobStorage,
+ &xJob );
+ configASSERT( xResult == IOT_TASKPOOL_SUCCESS );
+
+ /* The job has been created but not scheduled so is now ready. */
+ IotTaskPool_GetStatus( NULL, xJob, &xJobStatus );
+ configASSERT( xJobStatus == IOT_TASKPOOL_STATUS_READY );
+
+ /* This is not a persistent (recyclable) job and its storage is on the
+ stack of this function, so the amount of heap space available should not
+ have chanced since entering this function. */
+ configASSERT( xFreeHeapBeforeCreatingJob == xPortGetFreeHeapSize() );
+
+ /* Schedule the job to run its callback in xShortDelay_ms milliseconds time.
+ In the full task pool implementation the first parameter is used to pass the
+ handle of the task pool to schedule. The lean task pool implementation used
+ in this demo only supports a single task pool, which is created internally
+ within the library, so the first parameter is NULL. */
+ xResult = IotTaskPool_ScheduleDeferred( NULL, xJob, ulShortDelay_ms );
+ configASSERT( xResult == IOT_TASKPOOL_SUCCESS );
+
+ /* The scheduled job should not have executed yet, so don't expect any
+ notifications and expect the job's status to be 'deferred'. */
+ ulReturn = ulTaskNotifyTake( pdTRUE, xNoDelay );
+ configASSERT( ulReturn == 0 );
+ IotTaskPool_GetStatus( NULL, xJob, &xJobStatus );
+ configASSERT( xJobStatus == IOT_TASKPOOL_STATUS_DEFERRED );
+
+ /* As the job has not yet been executed it can be stopped. */
+ xResult = IotTaskPool_TryCancel( NULL, xJob, &xJobStatus );
+ configASSERT( xResult == IOT_TASKPOOL_SUCCESS );
+ IotTaskPool_GetStatus( NULL, xJob, &xJobStatus );
+ configASSERT( xJobStatus == IOT_TASKPOOL_STATUS_CANCELED );
+
+ /* Schedule the job again, and this time wait until its callback is
+ executed (the callback function sends a notification to this task) to see
+ that it executes at the right time. */
+ xTimeBefore = xTaskGetTickCount();
+ xResult = IotTaskPool_ScheduleDeferred( NULL, xJob, ulShortDelay_ms );
+ configASSERT( xResult == IOT_TASKPOOL_SUCCESS );
+
+ /* Wait twice the deferred execution time to ensure the callback is executed
+ before the call below times out. */
+ ulReturn = ulTaskNotifyTake( pdTRUE, pdMS_TO_TICKS( ulShortDelay_ms * 2UL ) );
+ xElapsedTime = xTaskGetTickCount() - xTimeBefore;
+
+ /* A single notification should not have been received... */
+ configASSERT( ulReturn == 1 );
+
+ /* ...and the time since scheduling the job should be greater than or
+ equal to the deferred execution time - which is converted to ticks for
+ comparison. */
+ xShortDelay_ticks = pdMS_TO_TICKS( ulShortDelay_ms );
+ configASSERT( ( xElapsedTime >= xShortDelay_ticks ) && ( xElapsedTime < ( xShortDelay_ticks + xAllowableMargin ) ) );
+}
+/*-----------------------------------------------------------*/
+
+static void prvExample_BasicRecyclableJob( void )
+{
+IotTaskPoolJob_t xJob;
+IotTaskPoolError_t xResult;
+uint32_t ulReturn;
+const uint32_t ulNoFlags = 0UL;
+const TickType_t xNoDelay = ( TickType_t ) 0;
+size_t xFreeHeapBeforeCreatingJob = xPortGetFreeHeapSize();
+
+ /* Don't expect any notifications to be pending yet. */
+ configASSERT( ulTaskNotifyTake( pdTRUE, 0 ) == 0 );
+
+ /* Create and schedule a job using the handle of this task as the job's
+ context and the function that sends a notification to the task handle as
+ the jobs callback function. The job is created as a recyclable job and in
+ this case the memory used to hold the job status is allocated inside the
+ create function. As the job is persistent it can be used multiple times,
+ as demonstrated in other examples within this demo. In the full task pool
+ implementation the first parameter is used to pass the handle of the task
+ pool this recyclable job is to be associated with. In the lean
+ implementation of the task pool used by this demo there is only one task
+ pool (the system task pool created within the task pool library) so the
+ first parameter is NULL. */
+ xResult = IotTaskPool_CreateRecyclableJob( NULL,
+ prvSimpleTaskNotifyCallback,
+ (void * ) xTaskGetCurrentTaskHandle(),
+ &xJob );
+ configASSERT( xResult == IOT_TASKPOOL_SUCCESS );
+
+ /* This recyclable job is persistent, and in this case created dynamically,
+ so expect there to be less heap space then when entering the function. */
+ configASSERT( xPortGetFreeHeapSize() < xFreeHeapBeforeCreatingJob );
+
+ /* In the full task pool implementation the first parameter is used to
+ pass the handle of the task pool to schedule. The lean task pool
+ implementation used in this demo only supports a single task pool, which
+ is created internally within the library, so the first parameter is NULL. */
+ xResult = IotTaskPool_Schedule( NULL, xJob, ulNoFlags );
+ configASSERT( xResult == IOT_TASKPOOL_SUCCESS );
+
+ /* Look for the notification coming from the job's callback function. The
+ priority of the task pool worker task that executes the callback is higher
+ than the priority of this task so a block time is not needed - the task pool
+ worker task pre-empts this task and sends the notification (from the job's
+ callback) as soon as the job is scheduled. */
+ ulReturn = ulTaskNotifyTake( pdTRUE, xNoDelay );
+ configASSERT( ulReturn );
+
+ /* Clean up recyclable job. In the full implementation of the task pool
+ the first parameter is used to pass a handle to the task pool the job is
+ associated with. In the lean implementation of the task pool used by this
+ demo there is only one task pool (the system task pool created in the
+ task pool library itself) so the first parameter is NULL. */
+ IotTaskPool_DestroyRecyclableJob( NULL, xJob );
+
+ /* Once the job has been deleted the memory used to hold the job is
+ returned, so the available heap should be exactly as when entering this
+ function. */
+ configASSERT( xPortGetFreeHeapSize() == xFreeHeapBeforeCreatingJob );
+}
+/*-----------------------------------------------------------*/
+
+static void prvExample_ReuseRecyclableJobFromLowPriorityTask( void )
+{
+IotTaskPoolError_t xResult;
+uint32_t x, xIndex, ulNotificationValue;
+const uint32_t ulNoFlags = 0UL;
+IotTaskPoolJob_t xJobs[ tpJOBS_TO_CREATE ];
+size_t xFreeHeapBeforeCreatingJob = xPortGetFreeHeapSize();
+IotTaskPoolJobStatus_t xJobStatus;
+
+ /* Don't expect any notifications to be pending yet. */
+ configASSERT( ulTaskNotifyTake( pdTRUE, 0 ) == 0 );
+
+ /* Create tpJOBS_TO_CREATE jobs using the handle of this task as the job's
+ context and the function that sends a notification to the task handle as
+ the jobs callback function. The jobs are created as a recyclable job and
+ in this case the memory to store the job information is allocated within
+ the create function as at this time there are no recyclable jobs in the
+ task pool jobs cache. As the jobs are persistent they can be used multiple
+ times. In the full task pool implementation the first parameter is used to
+ pass the handle of the task pool this recyclable job is to be associated
+ with. In the lean implementation of the task pool used by this demo there
+ is only one task pool (the system task pool created within the task pool
+ library) so the first parameter is NULL. */
+ for( x = 0; x < tpJOBS_TO_CREATE; x++ )
+ {
+ xResult = IotTaskPool_CreateRecyclableJob( NULL,
+ prvSimpleTaskNotifyCallback,
+ (void * ) xTaskGetCurrentTaskHandle(),
+ &( xJobs[ x ] ) );
+ configASSERT( xResult == IOT_TASKPOOL_SUCCESS );
+
+ /* The job has been created but not scheduled so is now ready. */
+ IotTaskPool_GetStatus( NULL, xJobs[ x ], &xJobStatus );
+ configASSERT( xJobStatus == IOT_TASKPOOL_STATUS_READY );
+ }
+
+ /* Demonstrate that the jobs can be recycled by performing twice the number
+ of iterations of scheduling jobs than there actually are created jobs. This
+ works because the task pool task priorities are above the priority of this
+ task, so the tasks that run the jobs pre-empt this task as soon as a job is
+ ready. */
+ for( x = 0; x < ( tpJOBS_TO_CREATE * 2UL ); x++ )
+ {
+ /* Make sure array index does not go out of bounds. */
+ xIndex = x % tpJOBS_TO_CREATE;
+
+ xResult = IotTaskPool_Schedule( NULL, xJobs[ xIndex ], ulNoFlags );
+ configASSERT( xResult == IOT_TASKPOOL_SUCCESS );
+
+ /* The priority of the task pool task(s) is higher than the priority
+ of this task, so the job's callback function should have already
+ executed, sending a notification to this task, and incrementing this
+ task's notification value. */
+ xTaskNotifyWait( 0UL, /* Don't clear any bits on entry. */
+ 0UL, /* Don't clear any bits on exit. */
+ &ulNotificationValue, /* Obtain the notification value. */
+ 0UL ); /* No block time, return immediately. */
+ configASSERT( ulNotificationValue == ( x + 1 ) );
+
+ /* The job's callback has executed so the job is now completed. */
+ IotTaskPool_GetStatus( NULL, xJobs[ xIndex ], &xJobStatus );
+ configASSERT( xJobStatus == IOT_TASKPOOL_STATUS_COMPLETED );
+
+ /* To leave the list of jobs empty we can stop re-creating jobs half
+ way through iterations of this loop. */
+ if( x < tpJOBS_TO_CREATE )
+ {
+ /* Recycle the job so it can be used again. In the full task pool
+ implementation the first parameter is used to pass the handle of the
+ task pool this job will be associated with. In this lean task pool
+ implementation only the system task pool exists (the task pool created
+ internally to the task pool library) so the first parameter is just
+ passed as NULL. *//*_RB_ Why not recycle it automatically? */
+ IotTaskPool_RecycleJob( NULL, xJobs[ xIndex ] );
+ xResult = IotTaskPool_CreateRecyclableJob( NULL,
+ prvSimpleTaskNotifyCallback,
+ (void * ) xTaskGetCurrentTaskHandle(),
+ &( xJobs[ xIndex ] ) );
+ configASSERT( xResult == IOT_TASKPOOL_SUCCESS );
+ }
+ }
+
+ /* Clear all the notification value bits again. */
+ xTaskNotifyWait( portMAX_DELAY, /* Clear all bits on entry - portMAX_DELAY is used as it is a portable way of having all bits set. */
+ 0UL, /* Don't clear any bits on exit. */
+ NULL, /* Don't need the notification value this time. */
+ 0UL ); /* No block time, return immediately. */
+ configASSERT( ulTaskNotifyTake( pdTRUE, 0 ) == 0 );
+
+ /* Clean up all the recyclable job. In the full implementation of the task
+ pool the first parameter is used to pass a handle to the task pool the job
+ is associated with. In the lean implementation of the task pool used by
+ this demo there is only one task pool (the system task pool created in the
+ task pool library itself) so the first parameter is NULL. */
+ for( x = 0; x < tpJOBS_TO_CREATE; x++ )
+ {
+ xResult = IotTaskPool_DestroyRecyclableJob( NULL, xJobs[ x ] );
+ configASSERT( xResult == IOT_TASKPOOL_SUCCESS );
+ }
+
+ /* Once the job has been deleted the memory used to hold the job is
+ returned, so the available heap should be exactly as when entering this
+ function. */
+ configASSERT( xPortGetFreeHeapSize() == xFreeHeapBeforeCreatingJob );
+}
+/*-----------------------------------------------------------*/
+
+static void prvExample_ReuseRecyclableJobFromHighPriorityTask( void )
+{
+IotTaskPoolError_t xResult;
+uint32_t x, ulNotificationValue;
+const uint32_t ulNoFlags = 0UL;
+IotTaskPoolJob_t xJobs[ tpJOBS_TO_CREATE ];
+IotTaskPoolJobStorage_t xJobStorage[ tpJOBS_TO_CREATE ];
+size_t xFreeHeapBeforeCreatingJob = xPortGetFreeHeapSize();
+TickType_t xShortDelay = pdMS_TO_TICKS( 150 );
+IotTaskPoolJobStatus_t xJobStatus;
+
+ /* Don't expect any notifications to be pending yet. */
+ configASSERT( ulTaskNotifyTake( pdTRUE, 0 ) == 0 );
+
+ /* prvExample_ReuseRecyclableJobFromLowPriorityTask() executes in a task
+ that has a lower [task] priority than the task pool's worker tasks.
+ Therefore a talk pool worker preempts the task that calls
+ prvExample_ReuseRecyclableJobFromHighPriorityTask() as soon as the job is
+ scheduled. prvExample_ReuseRecyclableJobFromHighPriorityTask() reverses the
+ priorities - prvExample_ReuseRecyclableJobFromHighPriorityTask() raises its
+ priority to above the task pool's worker tasks, so the worker tasks do not
+ execute until the calling task enters the blocked state. First raise the
+ priority - passing NULL means raise the priority of the calling task. */
+ vTaskPrioritySet( NULL, tpTASK_POOL_WORKER_PRIORITY + 1 );
+
+ /* Create tpJOBS_TO_CREATE jobs using the handle of this task as the job's
+ context and the function that sends a notification to the task handle as
+ the jobs callback function. */
+ for( x = 0; x < tpJOBS_TO_CREATE; x++ )
+ {
+ xResult = IotTaskPool_CreateJob( prvSimpleTaskNotifyCallback, /* Callback function. */
+ ( void * ) xTaskGetCurrentTaskHandle(), /* Job context. */
+ &( xJobStorage[ x ] ),
+ &( xJobs[ x ] ) );
+ configASSERT( xResult == IOT_TASKPOOL_SUCCESS );
+
+ /* This is not a persistent (recyclable) job and its storage is on the
+ stack of this function, so the amount of heap space available should not
+ have chanced since entering this function. */
+ configASSERT( xFreeHeapBeforeCreatingJob == xPortGetFreeHeapSize() );
+ }
+
+ for( x = 0; x < tpJOBS_TO_CREATE; x++ )
+ {
+ /* Schedule the next job. */
+ xResult = IotTaskPool_Schedule( NULL, xJobs[ x ], ulNoFlags );
+ configASSERT( xResult == IOT_TASKPOOL_SUCCESS );
+
+ /* Although scheduled, the job's callback has not executed, so the job
+ reports itself as scheduled. */
+ IotTaskPool_GetStatus( NULL, xJobs[ x ], &xJobStatus );
+ configASSERT( xJobStatus == IOT_TASKPOOL_STATUS_SCHEDULED );
+
+ /* The priority of the task pool task(s) is lower than the priority
+ of this task, so the job's callback function should not have executed
+ yes, so don't expect the notification value for this task to have
+ changed. */
+ xTaskNotifyWait( 0UL, /* Don't clear any bits on entry. */
+ 0UL, /* Don't clear any bits on exit. */
+ &ulNotificationValue, /* Obtain the notification value. */
+ 0UL ); /* No block time, return immediately. */
+ configASSERT( ulNotificationValue == 0 );
+ }
+
+ /* At this point there are tpJOBS_TO_CREATE scheduled, but none have executed
+ their callbacks because the priority of this task is higher than the
+ priority of the task pool worker threads. When this task blocks to wait for
+ a notification a worker thread will be able to executes - but as soon as its
+ callback function sends a notification to this task this task will
+ preempt it (because it has a higher priority) so this task only expects to
+ receive one notification at a time. */
+ for( x = 0; x < tpJOBS_TO_CREATE; x++ )
+ {
+ xTaskNotifyWait( 0UL, /* Don't clear any bits on entry. */
+ 0UL, /* Don't clear any bits on exit. */
+ &ulNotificationValue, /* Obtain the notification value. */
+ xShortDelay ); /* Short delay to allow a task pool worker to execute. */
+ configASSERT( ulNotificationValue == ( x + 1 ) );
+ }
+
+ /* All the scheduled jobs have now executed, so waiting for another
+ notification should timeout without the notification value changing. */
+ xTaskNotifyWait( 0UL, /* Don't clear any bits on entry. */
+ 0UL, /* Don't clear any bits on exit. */
+ &ulNotificationValue, /* Obtain the notification value. */
+ xShortDelay ); /* Short delay to allow a task pool worker to execute. */
+ configASSERT( ulNotificationValue == x );
+
+ /* Reset the priority of this task and clear the notifications ready for the
+ next example. */
+ vTaskPrioritySet( NULL, tskIDLE_PRIORITY );
+ xTaskNotifyWait( portMAX_DELAY, /* Clear all bits on entry - portMAX_DELAY is used as it is a portable way of having all bits set. */
+ 0UL, /* Don't clear any bits on exit. */
+ NULL, /* Don't need the notification value this time. */
+ 0UL ); /* No block time, return immediately. */
+}
+/*-----------------------------------------------------------*/
+
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/DemoTasks/SimpleUDPClientAndServer.c b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/DemoTasks/SimpleUDPClientAndServer.c
new file mode 100644
index 000000000..54143c367
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/DemoTasks/SimpleUDPClientAndServer.c
@@ -0,0 +1,355 @@
+/*
+ * FreeRTOS Kernel V10.2.1
+ * Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * http://www.FreeRTOS.org
+ * http://aws.amazon.com/freertos
+ *
+ * 1 tab == 4 spaces!
+ */
+
+/*
+ * Creates two transmitting tasks and two receiving tasks. The transmitting
+ * tasks send values that are received by the receiving tasks. One set of tasks
+ * uses the standard API. The other set of tasks uses the zero copy API.
+ *
+ * See the following web page for essential demo usage and configuration
+ * details:
+ * http://www.FreeRTOS.org/FreeRTOS-Plus/FreeRTOS_Plus_TCP/examples_FreeRTOS_simulator.html
+ */
+
+/* Standard includes. */
+#include <stdint.h>
+#include <stdio.h>
+
+/* FreeRTOS includes. */
+#include "FreeRTOS.h"
+#include "task.h"
+
+/* FreeRTOS+TCP includes. */
+#include "FreeRTOS_IP.h"
+#include "FreeRTOS_Sockets.h"
+
+#define simpTINY_DELAY ( ( TickType_t ) 2 )
+
+/*
+ * Uses a socket to send data without using the zero copy option.
+ * prvSimpleServerTask() will receive the data.
+ */
+static void prvSimpleClientTask( void *pvParameters );
+
+/*
+ * Uses a socket to receive the data sent by the prvSimpleClientTask() task.
+ * Does not use the zero copy option.
+ */
+static void prvSimpleServerTask( void *pvParameters );
+
+/*
+ * Uses a socket to send data using the zero copy option.
+ * prvSimpleZeroCopyServerTask() will receive the data.
+ */
+static void prvSimpleZeroCopyUDPClientTask( void *pvParameters );
+
+/*
+ * Uses a socket to receive the data sent by the prvSimpleZeroCopyUDPClientTask()
+ * task. Uses the zero copy option.
+ */
+static void prvSimpleZeroCopyServerTask( void *pvParameters );
+
+/*-----------------------------------------------------------*/
+
+void vStartSimpleUDPClientServerTasks( uint16_t usStackSize, uint32_t ulPort, UBaseType_t uxPriority )
+{
+ /* Create the client and server tasks that do not use the zero copy
+ interface. */
+ xTaskCreate( prvSimpleClientTask, "SimpCpyClnt", usStackSize, ( void * ) ulPort, uxPriority, NULL );
+ xTaskCreate( prvSimpleServerTask, "SimpCpySrv", usStackSize, ( void * ) ulPort, uxPriority + 1, NULL );
+
+ /* Create the client and server tasks that do use the zero copy interface. */
+ xTaskCreate( prvSimpleZeroCopyUDPClientTask, "SimpZCpyClnt", usStackSize, ( void * ) ( ulPort + 1 ), uxPriority, NULL );
+ xTaskCreate( prvSimpleZeroCopyServerTask, "SimpZCpySrv", usStackSize, ( void * ) ( ulPort + 1 ), uxPriority + 1, NULL );
+}
+/*-----------------------------------------------------------*/
+
+static void prvSimpleClientTask( void *pvParameters )
+{
+Socket_t xClientSocket;
+struct freertos_sockaddr xDestinationAddress;
+uint8_t cString[ 65 ];
+BaseType_t lReturned;
+uint32_t ulCount = 0UL, ulIPAddress;
+const uint32_t ulLoopsPerSocket = 10UL;
+const TickType_t x150ms = 150UL / portTICK_PERIOD_MS;
+
+ /* Remove compiler warning about unused parameters. */
+ ( void ) pvParameters;
+
+ /* It is assumed that this task is not created until the network is up,
+ so the IP address can be obtained immediately. store the IP address being
+ used in ulIPAddress. This is done so the socket can send to a different
+ port on the same IP address. */
+ FreeRTOS_GetAddressConfiguration( &ulIPAddress, NULL, NULL, NULL );
+
+ /* This test sends to itself, so data sent from here is received by a server
+ socket on the same IP address. Setup the freertos_sockaddr structure with
+ this nodes IP address, and the port number being sent to. The strange
+ casting is to try and remove compiler warnings on 32 bit machines. */
+ xDestinationAddress.sin_addr = ulIPAddress;
+ xDestinationAddress.sin_port = ( uint16_t ) ( ( uint32_t ) pvParameters ) & 0xffffUL;
+ xDestinationAddress.sin_port = FreeRTOS_htons( xDestinationAddress.sin_port );
+
+ for( ;; )
+ {
+ /* Create the socket. */
+ xClientSocket = FreeRTOS_socket( FREERTOS_AF_INET, FREERTOS_SOCK_DGRAM, FREERTOS_IPPROTO_UDP );
+ configASSERT( xClientSocket != FREERTOS_INVALID_SOCKET );
+
+ /* The count is used to differentiate between different messages sent to
+ the server, and to break out of the do while loop below. */
+ ulCount = 0UL;
+
+ do
+ {
+ /* Create the string that is sent to the server. */
+ sprintf( ( char * ) cString, "Server received (not zero copy): Message number %lu\r\n", ulCount );
+
+ /* Send the string to the socket. ulFlags is set to 0, so the zero
+ copy option is not selected. That means the data from cString[] is
+ copied into a network buffer inside FreeRTOS_sendto(), and cString[]
+ can be reused as soon as FreeRTOS_sendto() has returned. */
+ lReturned = FreeRTOS_sendto( xClientSocket, ( void * ) cString, strlen( ( const char * ) cString ), 0, &xDestinationAddress, sizeof( xDestinationAddress ) );
+
+ ulCount++;
+
+ } while( ( lReturned != FREERTOS_SOCKET_ERROR ) && ( ulCount < ulLoopsPerSocket ) );
+
+ FreeRTOS_closesocket( xClientSocket );
+
+ /* A short delay to prevent the messages printed by the server task
+ scrolling off the screen too quickly, and to prevent reduce the network
+ loading. */
+ vTaskDelay( x150ms );
+ }
+}
+/*-----------------------------------------------------------*/
+
+static void prvSimpleServerTask( void *pvParameters )
+{
+int32_t lBytes;
+uint8_t cReceivedString[ 60 ];
+struct freertos_sockaddr xClient, xBindAddress;
+uint32_t xClientLength = sizeof( xClient );
+Socket_t xListeningSocket;
+
+ /* Just to prevent compiler warnings. */
+ ( void ) pvParameters;
+
+ /* Attempt to open the socket. */
+ xListeningSocket = FreeRTOS_socket( FREERTOS_AF_INET, FREERTOS_SOCK_DGRAM, FREERTOS_IPPROTO_UDP );
+ configASSERT( xListeningSocket != FREERTOS_INVALID_SOCKET );
+
+ /* This test receives data sent from a different port on the same IP
+ address. Configure the freertos_sockaddr structure with the address being
+ bound to. The strange casting is to try and remove compiler warnings on 32
+ bit machines. Note that this task is only created after the network is up,
+ so the IP address is valid here. */
+ xBindAddress.sin_port = ( uint16_t ) ( ( uint32_t ) pvParameters ) & 0xffffUL;
+ xBindAddress.sin_port = FreeRTOS_htons( xBindAddress.sin_port );
+
+ /* Bind the socket to the port that the client task will send to. */
+ FreeRTOS_bind( xListeningSocket, &xBindAddress, sizeof( xBindAddress ) );
+
+ for( ;; )
+ {
+ /* Zero out the receive array so there is NULL at the end of the string
+ when it is printed out. */
+ memset( cReceivedString, 0x00, sizeof( cReceivedString ) );
+
+ /* Receive data on the socket. ulFlags is zero, so the zero copy option
+ is not set and the received data is copied into the buffer pointed to by
+ cReceivedString. By default the block time is portMAX_DELAY.
+ xClientLength is not actually used by FreeRTOS_recvfrom(), but is set
+ appropriately in case future versions do use it. */
+ lBytes = FreeRTOS_recvfrom( xListeningSocket, cReceivedString, sizeof( cReceivedString ), 0, &xClient, &xClientLength );
+
+ /* Error check. */
+ configASSERT( lBytes == ( BaseType_t ) strlen( ( const char * ) cReceivedString ) );
+ }
+}
+/*-----------------------------------------------------------*/
+
+static void prvSimpleZeroCopyUDPClientTask( void *pvParameters )
+{
+Socket_t xClientSocket;
+uint8_t *pucUDPPayloadBuffer;
+struct freertos_sockaddr xDestinationAddress;
+BaseType_t lReturned;
+uint32_t ulCount = 0UL, ulIPAddress;
+const uint32_t ulLoopsPerSocket = 10UL;
+const char *pcStringToSend = "Server received (using zero copy): Message number ";
+const TickType_t x150ms = 150UL / portTICK_PERIOD_MS;
+/* 15 is added to ensure the number, \r\n and terminating zero fit. */
+const size_t xStringLength = strlen( pcStringToSend ) + 15;
+
+ /* Remove compiler warning about unused parameters. */
+ ( void ) pvParameters;
+
+ /* It is assumed that this task is not created until the network is up,
+ so the IP address can be obtained immediately. store the IP address being
+ used in ulIPAddress. This is done so the socket can send to a different
+ port on the same IP address. */
+ FreeRTOS_GetAddressConfiguration( &ulIPAddress, NULL, NULL, NULL );
+
+ /* This test sends to itself, so data sent from here is received by a server
+ socket on the same IP address. Setup the freertos_sockaddr structure with
+ this nodes IP address, and the port number being sent to. The strange
+ casting is to try and remove compiler warnings on 32 bit machines. */
+ xDestinationAddress.sin_addr = ulIPAddress;
+ xDestinationAddress.sin_port = ( uint16_t ) ( ( uint32_t ) pvParameters ) & 0xffffUL;
+ xDestinationAddress.sin_port = FreeRTOS_htons( xDestinationAddress.sin_port );
+
+ for( ;; )
+ {
+ /* Create the socket. */
+ xClientSocket = FreeRTOS_socket( FREERTOS_AF_INET, FREERTOS_SOCK_DGRAM, FREERTOS_IPPROTO_UDP );
+ configASSERT( xClientSocket != FREERTOS_INVALID_SOCKET );
+
+ /* The count is used to differentiate between different messages sent to
+ the server, and to break out of the do while loop below. */
+ ulCount = 0UL;
+
+ do
+ {
+ /* This task is going to send using the zero copy interface. The
+ data being sent is therefore written directly into a buffer that is
+ passed into, rather than copied into, the FreeRTOS_sendto()
+ function.
+
+ First obtain a buffer of adequate length from the IP stack into which
+ the string will be written. Although a max delay is used, the actual
+ delay will be capped to ipconfigMAX_SEND_BLOCK_TIME_TICKS, hence
+ the do while loop is used to ensure a buffer is obtained. */
+ do
+ {
+ } while( ( pucUDPPayloadBuffer = ( uint8_t * ) FreeRTOS_GetUDPPayloadBuffer( xStringLength, portMAX_DELAY ) ) == NULL );
+
+ /* A buffer was successfully obtained. Create the string that is
+ sent to the server. First the string is filled with zeros as this will
+ effectively be the null terminator when the string is received at the other
+ end. Note that the string is being written directly into the buffer
+ obtained from the IP stack above. */
+ memset( ( void * ) pucUDPPayloadBuffer, 0x00, xStringLength );
+ sprintf( ( char * ) pucUDPPayloadBuffer, "%s%lu\r\n", pcStringToSend, ulCount );
+
+ /* Pass the buffer into the send function. ulFlags has the
+ FREERTOS_ZERO_COPY bit set so the IP stack will take control of the
+ buffer rather than copy data out of the buffer. */
+ lReturned = FreeRTOS_sendto( xClientSocket, /* The socket being sent to. */
+ ( void * ) pucUDPPayloadBuffer, /* A pointer to the the data being sent. */
+ strlen( ( const char * ) pucUDPPayloadBuffer ) + 1, /* The length of the data being sent - including the string's null terminator. */
+ FREERTOS_ZERO_COPY, /* ulFlags with the FREERTOS_ZERO_COPY bit set. */
+ &xDestinationAddress, /* Where the data is being sent. */
+ sizeof( xDestinationAddress ) );
+
+ if( lReturned == 0 )
+ {
+ /* The send operation failed, so this task is still responsible
+ for the buffer obtained from the IP stack. To ensure the buffer
+ is not lost it must either be used again, or, as in this case,
+ returned to the IP stack using FreeRTOS_ReleaseUDPPayloadBuffer().
+ pucUDPPayloadBuffer can be safely re-used after this call. */
+ FreeRTOS_ReleaseUDPPayloadBuffer( ( void * ) pucUDPPayloadBuffer );
+ }
+ else
+ {
+ /* The send was successful so the IP stack is now managing the
+ buffer pointed to by pucUDPPayloadBuffer, and the IP stack will
+ return the buffer once it has been sent. pucUDPPayloadBuffer can
+ be safely re-used. */
+ }
+
+ ulCount++;
+
+ } while( ( lReturned != FREERTOS_SOCKET_ERROR ) && ( ulCount < ulLoopsPerSocket ) );
+
+ FreeRTOS_closesocket( xClientSocket );
+
+ /* A short delay to prevent the messages scrolling off the screen too
+ quickly. */
+ vTaskDelay( x150ms );
+ }
+}
+/*-----------------------------------------------------------*/
+
+static void prvSimpleZeroCopyServerTask( void *pvParameters )
+{
+int32_t lBytes;
+uint8_t *pucUDPPayloadBuffer;
+struct freertos_sockaddr xClient, xBindAddress;
+uint32_t xClientLength = sizeof( xClient ), ulIPAddress;
+Socket_t xListeningSocket;
+
+ /* Just to prevent compiler warnings. */
+ ( void ) pvParameters;
+
+ /* Attempt to open the socket. */
+ xListeningSocket = FreeRTOS_socket( FREERTOS_AF_INET, FREERTOS_SOCK_DGRAM, FREERTOS_IPPROTO_UDP );
+ configASSERT( xListeningSocket != FREERTOS_INVALID_SOCKET );
+
+ /* This test receives data sent from a different port on the same IP address.
+ Obtain the nodes IP address. Configure the freertos_sockaddr structure with
+ the address being bound to. The strange casting is to try and remove
+ compiler warnings on 32 bit machines. Note that this task is only created
+ after the network is up, so the IP address is valid here. */
+ FreeRTOS_GetAddressConfiguration( &ulIPAddress, NULL, NULL, NULL );
+ xBindAddress.sin_addr = ulIPAddress;
+ xBindAddress.sin_port = ( uint16_t ) ( ( uint32_t ) pvParameters ) & 0xffffUL;
+ xBindAddress.sin_port = FreeRTOS_htons( xBindAddress.sin_port );
+
+ /* Bind the socket to the port that the client task will send to. */
+ FreeRTOS_bind( xListeningSocket, &xBindAddress, sizeof( xBindAddress ) );
+
+ for( ;; )
+ {
+ /* Receive data on the socket. ulFlags has the zero copy bit set
+ (FREERTOS_ZERO_COPY) indicating to the stack that a reference to the
+ received data should be passed out to this task using the second
+ parameter to the FreeRTOS_recvfrom() call. When this is done the
+ IP stack is no longer responsible for releasing the buffer, and
+ the task *must* return the buffer to the stack when it is no longer
+ needed. By default the block time is portMAX_DELAY. */
+ lBytes = FreeRTOS_recvfrom( xListeningSocket, ( void * ) &pucUDPPayloadBuffer, 0, FREERTOS_ZERO_COPY, &xClient, &xClientLength );
+
+ /* Print the received characters. */
+ if( lBytes > 0 )
+ {
+ /* It is expected to receive one more byte than the string length as
+ the NULL terminator is also transmitted. */
+ configASSERT( lBytes == ( ( BaseType_t ) strlen( ( const char * ) pucUDPPayloadBuffer ) + 1 ) );
+ }
+
+ if( lBytes >= 0 )
+ {
+ /* The buffer *must* be freed once it is no longer needed. */
+ FreeRTOS_ReleaseUDPPayloadBuffer( pucUDPPayloadBuffer );
+ }
+ }
+}
+
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/FreeRTOSConfig.h b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/FreeRTOSConfig.h
new file mode 100644
index 000000000..c60557dec
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/FreeRTOSConfig.h
@@ -0,0 +1,206 @@
+/*
+ * FreeRTOS Kernel V10.2.1
+ * Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * http://www.FreeRTOS.org
+ * http://aws.amazon.com/freertos
+ *
+ * 1 tab == 4 spaces!
+ */
+
+#ifndef FREERTOS_CONFIG_H
+#define FREERTOS_CONFIG_H
+
+/*-----------------------------------------------------------
+ * Application specific definitions.
+ *
+ * These definitions should be adjusted for your particular hardware and
+ * application requirements.
+ *
+ * THESE PARAMETERS ARE DESCRIBED WITHIN THE 'CONFIGURATION' SECTION OF THE
+ * FreeRTOS API DOCUMENTATION AVAILABLE ON THE FreeRTOS.org WEB SITE.
+ * http://www.freertos.org/a00110.html
+ *
+ * The bottom of this file contains some constants specific to running the UDP
+ * stack in this demo. Constants specific to FreeRTOS+TCP itself (rather than
+ * the demo) are contained in FreeRTOSIPConfig.h.
+ *----------------------------------------------------------*/
+#define configUSE_PREEMPTION 1
+#define configUSE_PORT_OPTIMISED_TASK_SELECTION 1
+#define configMAX_PRIORITIES ( 7 )
+#define configTICK_RATE_HZ ( 1000 ) /* In this non-real time simulated environment the tick frequency has to be at least a multiple of the Win32 tick frequency, and therefore very slow. */
+#define configMINIMAL_STACK_SIZE ( ( unsigned short ) 60 ) /* In this simulated case, the stack only has to hold one small structure as the real stack is part of the Win32 thread. */
+#define configTOTAL_HEAP_SIZE ( ( size_t ) ( 2048U * 1024U ) )
+#define configMAX_TASK_NAME_LEN ( 15 )
+#define configUSE_TRACE_FACILITY 1
+#define configUSE_16_BIT_TICKS 0
+#define configIDLE_SHOULD_YIELD 1
+#define configUSE_CO_ROUTINES 0
+#define configUSE_MUTEXES 1
+#define configUSE_RECURSIVE_MUTEXES 1
+#define configQUEUE_REGISTRY_SIZE 0
+#define configUSE_APPLICATION_TASK_TAG 0
+#define configUSE_COUNTING_SEMAPHORES 1
+#define configUSE_ALTERNATIVE_API 0
+#define configNUM_THREAD_LOCAL_STORAGE_POINTERS 0
+#define configENABLE_BACKWARD_COMPATIBILITY 1
+#define configSUPPORT_STATIC_ALLOCATION 1
+
+/* Hook function related definitions. */
+#define configUSE_TICK_HOOK 0
+#define configUSE_IDLE_HOOK 0
+#define configUSE_MALLOC_FAILED_HOOK 0
+#define configCHECK_FOR_STACK_OVERFLOW 0 /* Not applicable to the Win32 port. */
+
+/* Software timer related definitions. */
+#define configUSE_TIMERS 1
+#define configTIMER_TASK_PRIORITY ( configMAX_PRIORITIES - 1 )
+#define configTIMER_QUEUE_LENGTH 5
+#define configTIMER_TASK_STACK_DEPTH ( configMINIMAL_STACK_SIZE * 2 )
+
+/* Event group related definitions. */
+#define configUSE_EVENT_GROUPS 1
+
+/* Run time stats gathering definitions. */
+#define configGENERATE_RUN_TIME_STATS 0
+
+/* Co-routine definitions. */
+#define configUSE_CO_ROUTINES 0
+#define configMAX_CO_ROUTINE_PRIORITIES ( 2 )
+
+/* Set the following definitions to 1 to include the API function, or zero
+to exclude the API function. */
+#define INCLUDE_vTaskPrioritySet 1
+#define INCLUDE_uxTaskPriorityGet 1
+#define INCLUDE_vTaskDelete 1
+#define INCLUDE_vTaskCleanUpResources 0
+#define INCLUDE_vTaskSuspend 1
+#define INCLUDE_vTaskDelayUntil 1
+#define INCLUDE_vTaskDelay 1
+#define INCLUDE_uxTaskGetStackHighWaterMark 1
+#define INCLUDE_xTaskGetSchedulerState 1
+#define INCLUDE_xTimerGetTimerTaskHandle 0
+#define INCLUDE_xTaskGetIdleTaskHandle 0
+#define INCLUDE_xQueueGetMutexHolder 1
+#define INCLUDE_eTaskGetState 1
+#define INCLUDE_xEventGroupSetBitsFromISR 1
+#define INCLUDE_xTimerPendFunctionCall 1
+#define INCLUDE_pcTaskGetTaskName 1
+
+/* This demo makes use of one or more example stats formatting functions. These
+format the raw data provided by the uxTaskGetSystemState() function in to human
+readable ASCII form. See the notes in the implementation of vTaskList() within
+FreeRTOS/Source/tasks.c for limitations. configUSE_STATS_FORMATTING_FUNCTIONS
+is set to 2 so the formatting functions are included without the stdio.h being
+included in tasks.c. That is because this project defines its own sprintf()
+functions. */
+#define configUSE_STATS_FORMATTING_FUNCTIONS 1
+
+/* Assert call defined for debug builds. */
+#ifdef _DEBUG
+ extern void vAssertCalled( const char *pcFile, uint32_t ulLine );
+ #define configASSERT( x ) if( ( x ) == 0 ) vAssertCalled( __FILE__, __LINE__ )
+#endif /* _DEBUG */
+
+
+
+/* Application specific definitions follow. **********************************/
+
+/* Only used when running in the FreeRTOS Windows simulator. Defines the
+priority of the task used to simulate Ethernet interrupts. */
+#define configMAC_ISR_SIMULATOR_PRIORITY ( configMAX_PRIORITIES - 1 )
+
+/* This demo creates a virtual network connection by accessing the raw Ethernet
+or WiFi data to and from a real network connection. Many computers have more
+than one real network port, and configNETWORK_INTERFACE_TO_USE is used to tell
+the demo which real port should be used to create the virtual port. The ports
+available are displayed on the console when the application is executed. For
+example, on my development laptop setting configNETWORK_INTERFACE_TO_USE to 4
+results in the wired network being used, while setting
+configNETWORK_INTERFACE_TO_USE to 2 results in the wireless network being
+used. */
+#define configNETWORK_INTERFACE_TO_USE 4L
+
+/* The address of an echo server that will be used by the two demo echo client
+tasks.
+http://www.freertos.org/FreeRTOS-Plus/FreeRTOS_Plus_TCP/TCP_Echo_Clients.html
+http://www.freertos.org/FreeRTOS-Plus/FreeRTOS_Plus_TCP/UDP_Echo_Clients.html */
+#define configECHO_SERVER_ADDR0 192
+#define configECHO_SERVER_ADDR1 168
+#define configECHO_SERVER_ADDR2 0
+#define configECHO_SERVER_ADDR3 11
+
+/* Default MAC address configuration. The demo creates a virtual network
+connection that uses this MAC address by accessing the raw Ethernet/WiFi data
+to and from a real network connection on the host PC. See the
+configNETWORK_INTERFACE_TO_USE definition above for information on how to
+configure the real network connection to use. */
+#define configMAC_ADDR0 0x00
+#define configMAC_ADDR1 0x11
+#define configMAC_ADDR2 0x22
+#define configMAC_ADDR3 0x33
+#define configMAC_ADDR4 0x44
+#define configMAC_ADDR5 0x41
+
+/* Default IP address configuration. Used in ipconfigUSE_DNS is set to 0, or
+ipconfigUSE_DNS is set to 1 but a DNS server cannot be contacted. */
+#define configIP_ADDR0 10
+#define configIP_ADDR1 10
+#define configIP_ADDR2 10
+#define configIP_ADDR3 200
+
+/* Default gateway IP address configuration. Used in ipconfigUSE_DNS is set to
+0, or ipconfigUSE_DNS is set to 1 but a DNS server cannot be contacted. */
+#define configGATEWAY_ADDR0 10
+#define configGATEWAY_ADDR1 10
+#define configGATEWAY_ADDR2 10
+#define configGATEWAY_ADDR3 1
+
+/* Default DNS server configuration. OpenDNS addresses are 208.67.222.222 and
+208.67.220.220. Used in ipconfigUSE_DNS is set to 0, or ipconfigUSE_DNS is set
+to 1 but a DNS server cannot be contacted.*/
+#define configDNS_SERVER_ADDR0 208
+#define configDNS_SERVER_ADDR1 67
+#define configDNS_SERVER_ADDR2 222
+#define configDNS_SERVER_ADDR3 222
+
+/* Default netmask configuration. Used in ipconfigUSE_DNS is set to 0, or
+ipconfigUSE_DNS is set to 1 but a DNS server cannot be contacted. */
+#define configNET_MASK0 255
+#define configNET_MASK1 0
+#define configNET_MASK2 0
+#define configNET_MASK3 0
+
+/* The UDP port to which print messages are sent. */
+#define configPRINT_PORT ( 15000 )
+
+#if( defined( _MSC_VER ) && ( _MSC_VER <= 1600 ) && !defined( snprintf ) )
+ /* Map to Windows names. */
+ #define snprintf _snprintf
+ #define vsnprintf _vsnprintf
+#endif
+
+/* Visual studio does not have an implementation of strcasecmp(). */
+#define strcasecmp _stricmp
+#define strncasecmp _strnicmp
+#define strcmpi _strcmpi
+
+#endif /* FREERTOS_CONFIG_H */
+
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/FreeRTOSIPConfig.h b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/FreeRTOSIPConfig.h
new file mode 100644
index 000000000..7092fca6a
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/FreeRTOSIPConfig.h
@@ -0,0 +1,307 @@
+/*
+ * FreeRTOS Kernel V10.2.1
+ * Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * http://www.FreeRTOS.org
+ * http://aws.amazon.com/freertos
+ *
+ * 1 tab == 4 spaces!
+ */
+
+
+/*****************************************************************************
+ *
+ * See the following URL for configuration information.
+ * http://www.freertos.org/FreeRTOS-Plus/FreeRTOS_Plus_TCP/TCP_IP_Configuration.html
+ *
+ *****************************************************************************/
+
+#ifndef FREERTOS_IP_CONFIG_H
+#define FREERTOS_IP_CONFIG_H
+
+/* Prototype for the function used to print out. In this case it prints to the
+console before the network is connected then a UDP port after the network has
+connected. */
+extern void vLoggingPrintf( const char *pcFormatString, ... );
+
+/* Set to 1 to print out debug messages. If ipconfigHAS_DEBUG_PRINTF is set to
+1 then FreeRTOS_debug_printf should be defined to the function used to print
+out the debugging messages. */
+#define ipconfigHAS_DEBUG_PRINTF 0
+#if( ipconfigHAS_DEBUG_PRINTF == 1 )
+ #define FreeRTOS_debug_printf(X) vLoggingPrintf X
+#endif
+
+/* Set to 1 to print out non debugging messages, for example the output of the
+FreeRTOS_netstat() command, and ping replies. If ipconfigHAS_PRINTF is set to 1
+then FreeRTOS_printf should be set to the function used to print out the
+messages. */
+#define ipconfigHAS_PRINTF 0
+#if( ipconfigHAS_PRINTF == 1 )
+ #define FreeRTOS_printf(X) vLoggingPrintf X
+#endif
+
+/* Define the byte order of the target MCU (the MCU FreeRTOS+TCP is executing
+on). Valid options are pdFREERTOS_BIG_ENDIAN and pdFREERTOS_LITTLE_ENDIAN. */
+#define ipconfigBYTE_ORDER pdFREERTOS_LITTLE_ENDIAN
+
+/* If the network card/driver includes checksum offloading (IP/TCP/UDP checksums)
+then set ipconfigDRIVER_INCLUDED_RX_IP_CHECKSUM to 1 to prevent the software
+stack repeating the checksum calculations. */
+#define ipconfigDRIVER_INCLUDED_RX_IP_CHECKSUM 1
+
+/* Several API's will block until the result is known, or the action has been
+performed, for example FreeRTOS_send() and FreeRTOS_recv(). The timeouts can be
+set per socket, using setsockopt(). If not set, the times below will be
+used as defaults. */
+#define ipconfigSOCK_DEFAULT_RECEIVE_BLOCK_TIME ( 5000 )
+#define ipconfigSOCK_DEFAULT_SEND_BLOCK_TIME ( 5000 )
+
+/* Include support for LLMNR: Link-local Multicast Name Resolution
+(non-Microsoft) */
+#define ipconfigUSE_LLMNR ( 0 )
+
+/* Include support for NBNS: NetBIOS Name Service (Microsoft) */
+#define ipconfigUSE_NBNS ( 0 )
+
+/* Include support for DNS caching. For TCP, having a small DNS cache is very
+useful. When a cache is present, ipconfigDNS_REQUEST_ATTEMPTS can be kept low
+and also DNS may use small timeouts. If a DNS reply comes in after the DNS
+socket has been destroyed, the result will be stored into the cache. The next
+call to FreeRTOS_gethostbyname() will return immediately, without even creating
+a socket. */
+#define ipconfigUSE_DNS_CACHE ( 1 )
+#define ipconfigDNS_CACHE_NAME_LENGTH ( 16 )
+#define ipconfigDNS_CACHE_ENTRIES ( 4 )
+#define ipconfigDNS_REQUEST_ATTEMPTS ( 2 )
+
+/* The IP stack executes it its own task (although any application task can make
+use of its services through the published sockets API). ipconfigUDP_TASK_PRIORITY
+sets the priority of the task that executes the IP stack. The priority is a
+standard FreeRTOS task priority so can take any value from 0 (the lowest
+priority) to (configMAX_PRIORITIES - 1) (the highest priority).
+configMAX_PRIORITIES is a standard FreeRTOS configuration parameter defined in
+FreeRTOSConfig.h, not FreeRTOSIPConfig.h. Consideration needs to be given as to
+the priority assigned to the task executing the IP stack relative to the
+priority assigned to tasks that use the IP stack. */
+#define ipconfigIP_TASK_PRIORITY ( configMAX_PRIORITIES - 2 )
+
+/* The size, in words (not bytes), of the stack allocated to the FreeRTOS+TCP
+task. This setting is less important when the FreeRTOS Win32 simulator is used
+as the Win32 simulator only stores a fixed amount of information on the task
+stack. FreeRTOS includes optional stack overflow detection, see:
+http://www.freertos.org/Stacks-and-stack-overflow-checking.html */
+#define ipconfigIP_TASK_STACK_SIZE_WORDS ( configMINIMAL_STACK_SIZE * 5 )
+
+/* ipconfigRAND32() is called by the IP stack to generate random numbers for
+things such as a DHCP transaction number or initial sequence number. Random
+number generation is performed via this macro to allow applications to use their
+own random number generation method. For example, it might be possible to
+generate a random number by sampling noise on an analogue input. */
+extern UBaseType_t uxRand();
+#define ipconfigRAND32() uxRand()
+
+/* If ipconfigUSE_NETWORK_EVENT_HOOK is set to 1 then FreeRTOS+TCP will call the
+network event hook at the appropriate times. If ipconfigUSE_NETWORK_EVENT_HOOK
+is not set to 1 then the network event hook will never be called. See
+http://www.FreeRTOS.org/FreeRTOS-Plus/FreeRTOS_Plus_UDP/API/vApplicationIPNetworkEventHook.shtml
+*/
+#define ipconfigUSE_NETWORK_EVENT_HOOK 1
+
+/* Sockets have a send block time attribute. If FreeRTOS_sendto() is called but
+a network buffer cannot be obtained then the calling task is held in the Blocked
+state (so other tasks can continue to executed) until either a network buffer
+becomes available or the send block time expires. If the send block time expires
+then the send operation is aborted. The maximum allowable send block time is
+capped to the value set by ipconfigMAX_SEND_BLOCK_TIME_TICKS. Capping the
+maximum allowable send block time prevents prevents a deadlock occurring when
+all the network buffers are in use and the tasks that process (and subsequently
+free) the network buffers are themselves blocked waiting for a network buffer.
+ipconfigMAX_SEND_BLOCK_TIME_TICKS is specified in RTOS ticks. A time in
+milliseconds can be converted to a time in ticks by dividing the time in
+milliseconds by portTICK_PERIOD_MS. */
+#define ipconfigUDP_MAX_SEND_BLOCK_TIME_TICKS ( 5000 / portTICK_PERIOD_MS )
+
+/* If ipconfigUSE_DHCP is 1 then FreeRTOS+TCP will attempt to retrieve an IP
+address, netmask, DNS server address and gateway address from a DHCP server. If
+ipconfigUSE_DHCP is 0 then FreeRTOS+TCP will use a static IP address. The
+stack will revert to using the static IP address even when ipconfigUSE_DHCP is
+set to 1 if a valid configuration cannot be obtained from a DHCP server for any
+reason. The static configuration used is that passed into the stack by the
+FreeRTOS_IPInit() function call. */
+#define ipconfigUSE_DHCP 0
+
+/* When ipconfigUSE_DHCP is set to 1, DHCP requests will be sent out at
+increasing time intervals until either a reply is received from a DHCP server
+and accepted, or the interval between transmissions reaches
+ipconfigMAXIMUM_DISCOVER_TX_PERIOD. The IP stack will revert to using the
+static IP address passed as a parameter to FreeRTOS_IPInit() if the
+re-transmission time interval reaches ipconfigMAXIMUM_DISCOVER_TX_PERIOD without
+a DHCP reply being received. */
+#define ipconfigMAXIMUM_DISCOVER_TX_PERIOD ( 120000 / portTICK_PERIOD_MS )
+
+/* The ARP cache is a table that maps IP addresses to MAC addresses. The IP
+stack can only send a UDP message to a remove IP address if it knowns the MAC
+address associated with the IP address, or the MAC address of the router used to
+contact the remote IP address. When a UDP message is received from a remote IP
+address the MAC address and IP address are added to the ARP cache. When a UDP
+message is sent to a remote IP address that does not already appear in the ARP
+cache then the UDP message is replaced by a ARP message that solicits the
+required MAC address information. ipconfigARP_CACHE_ENTRIES defines the maximum
+number of entries that can exist in the ARP table at any one time. */
+#define ipconfigARP_CACHE_ENTRIES 6
+
+/* ARP requests that do not result in an ARP response will be re-transmitted a
+maximum of ipconfigMAX_ARP_RETRANSMISSIONS times before the ARP request is
+aborted. */
+#define ipconfigMAX_ARP_RETRANSMISSIONS ( 5 )
+
+/* ipconfigMAX_ARP_AGE defines the maximum time between an entry in the ARP
+table being created or refreshed and the entry being removed because it is stale.
+New ARP requests are sent for ARP cache entries that are nearing their maximum
+age. ipconfigMAX_ARP_AGE is specified in tens of seconds, so a value of 150 is
+equal to 1500 seconds (or 25 minutes). */
+#define ipconfigMAX_ARP_AGE 150
+
+/* Implementing FreeRTOS_inet_addr() necessitates the use of string handling
+routines, which are relatively large. To save code space the full
+FreeRTOS_inet_addr() implementation is made optional, and a smaller and faster
+alternative called FreeRTOS_inet_addr_quick() is provided. FreeRTOS_inet_addr()
+takes an IP in decimal dot format (for example, "192.168.0.1") as its parameter.
+FreeRTOS_inet_addr_quick() takes an IP address as four separate numerical octets
+(for example, 192, 168, 0, 1) as its parameters. If
+ipconfigINCLUDE_FULL_INET_ADDR is set to 1 then both FreeRTOS_inet_addr() and
+FreeRTOS_indet_addr_quick() are available. If ipconfigINCLUDE_FULL_INET_ADDR is
+not set to 1 then only FreeRTOS_indet_addr_quick() is available. */
+#define ipconfigINCLUDE_FULL_INET_ADDR 1
+
+/* ipconfigNUM_NETWORK_BUFFER_DESCRIPTORS defines the total number of network buffer that
+are available to the IP stack. The total number of network buffers is limited
+to ensure the total amount of RAM that can be consumed by the IP stack is capped
+to a pre-determinable value. */
+#define ipconfigNUM_NETWORK_BUFFER_DESCRIPTORS 60
+
+/* A FreeRTOS queue is used to send events from application tasks to the IP
+stack. ipconfigEVENT_QUEUE_LENGTH sets the maximum number of events that can
+be queued for processing at any one time. The event queue must be a minimum of
+5 greater than the total number of network buffers. */
+#define ipconfigEVENT_QUEUE_LENGTH ( ipconfigNUM_NETWORK_BUFFER_DESCRIPTORS + 5 )
+
+/* The address of a socket is the combination of its IP address and its port
+number. FreeRTOS_bind() is used to manually allocate a port number to a socket
+(to 'bind' the socket to a port), but manual binding is not normally necessary
+for client sockets (those sockets that initiate outgoing connections rather than
+wait for incoming connections on a known port number). If
+ipconfigALLOW_SOCKET_SEND_WITHOUT_BIND is set to 1 then calling
+FreeRTOS_sendto() on a socket that has not yet been bound will result in the IP
+stack automatically binding the socket to a port number from the range
+socketAUTO_PORT_ALLOCATION_START_NUMBER to 0xffff. If
+ipconfigALLOW_SOCKET_SEND_WITHOUT_BIND is set to 0 then calling FreeRTOS_sendto()
+on a socket that has not yet been bound will result in the send operation being
+aborted. */
+#define ipconfigALLOW_SOCKET_SEND_WITHOUT_BIND 1
+
+/* Defines the Time To Live (TTL) values used in outgoing UDP packets. */
+#define ipconfigUDP_TIME_TO_LIVE 128
+#define ipconfigTCP_TIME_TO_LIVE 128 /* also defined in FreeRTOSIPConfigDefaults.h */
+
+/* USE_TCP: Use TCP and all its features */
+#define ipconfigUSE_TCP ( 1 )
+
+/* USE_WIN: Let TCP use windowing mechanism. */
+#define ipconfigUSE_TCP_WIN ( 1 )
+
+/* The MTU is the maximum number of bytes the payload of a network frame can
+contain. For normal Ethernet V2 frames the maximum MTU is 1500. Setting a
+lower value can save RAM, depending on the buffer management scheme used. If
+ipconfigCAN_FRAGMENT_OUTGOING_PACKETS is 1 then (ipconfigNETWORK_MTU - 28) must
+be divisible by 8. */
+#define ipconfigNETWORK_MTU 1200
+
+/* Set ipconfigUSE_DNS to 1 to include a basic DNS client/resolver. DNS is used
+through the FreeRTOS_gethostbyname() API function. */
+#define ipconfigUSE_DNS 1
+
+/* If ipconfigREPLY_TO_INCOMING_PINGS is set to 1 then the IP stack will
+generate replies to incoming ICMP echo (ping) requests. */
+#define ipconfigREPLY_TO_INCOMING_PINGS 1
+
+/* If ipconfigSUPPORT_OUTGOING_PINGS is set to 1 then the
+FreeRTOS_SendPingRequest() API function is available. */
+#define ipconfigSUPPORT_OUTGOING_PINGS 0
+
+/* If ipconfigSUPPORT_SELECT_FUNCTION is set to 1 then the FreeRTOS_select()
+(and associated) API function is available. */
+#define ipconfigSUPPORT_SELECT_FUNCTION 1
+
+/* If ipconfigFILTER_OUT_NON_ETHERNET_II_FRAMES is set to 1 then Ethernet frames
+that are not in Ethernet II format will be dropped. This option is included for
+potential future IP stack developments. */
+#define ipconfigFILTER_OUT_NON_ETHERNET_II_FRAMES 1
+
+/* If ipconfigETHERNET_DRIVER_FILTERS_FRAME_TYPES is set to 1 then it is the
+responsibility of the Ethernet interface to filter out packets that are of no
+interest. If the Ethernet interface does not implement this functionality, then
+set ipconfigETHERNET_DRIVER_FILTERS_FRAME_TYPES to 0 to have the IP stack
+perform the filtering instead (it is much less efficient for the stack to do it
+because the packet will already have been passed into the stack). If the
+Ethernet driver does all the necessary filtering in hardware then software
+filtering can be removed by using a value other than 1 or 0. */
+#define ipconfigETHERNET_DRIVER_FILTERS_FRAME_TYPES 1
+
+/* The windows simulator cannot really simulate MAC interrupts, and needs to
+block occasionally to allow other tasks to run. */
+#define configWINDOWS_MAC_INTERRUPT_SIMULATOR_DELAY ( 20 / portTICK_PERIOD_MS )
+
+/* Advanced only: in order to access 32-bit fields in the IP packets with
+32-bit memory instructions, all packets will be stored 32-bit-aligned, plus 16-bits.
+This has to do with the contents of the IP-packets: all 32-bit fields are
+32-bit-aligned, plus 16-bit(!) */
+#define ipconfigPACKET_FILLER_SIZE 2
+
+/* Define the size of the pool of TCP window descriptors. On the average, each
+TCP socket will use up to 2 x 6 descriptors, meaning that it can have 2 x 6
+outstanding packets (for Rx and Tx). When using up to 10 TP sockets
+simultaneously, one could define TCP_WIN_SEG_COUNT as 120. */
+#define ipconfigTCP_WIN_SEG_COUNT 240
+
+/* Each TCP socket has a circular buffers for Rx and Tx, which have a fixed
+maximum size. Define the size of Rx buffer for TCP sockets. */
+#define ipconfigTCP_RX_BUFFER_LENGTH ( 1000 )
+
+/* Define the size of Tx buffer for TCP sockets. */
+#define ipconfigTCP_TX_BUFFER_LENGTH ( 1000 )
+
+/* When using call-back handlers, the driver may check if the handler points to
+real program memory (RAM or flash) or just has a random non-zero value. */
+#define ipconfigIS_VALID_PROG_ADDRESS(x) ( (x) != NULL )
+
+/* Include support for TCP hang protection. All sockets in a connecting or
+disconnecting stage will timeout after a period of non-activity. */
+#define ipconfigTCP_HANG_PROTECTION ( 1 )
+#define ipconfigTCP_HANG_PROTECTION_TIME ( 30 )
+
+/* Include support for TCP keep-alive messages. */
+#define ipconfigTCP_KEEP_ALIVE ( 1 )
+#define ipconfigTCP_KEEP_ALIVE_INTERVAL ( 20 ) /* in seconds */
+
+#define portINLINE __inline
+
+#endif /* FREERTOS_IP_CONFIG_H */
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WIN32.vcxproj b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WIN32.vcxproj
new file mode 100644
index 000000000..6832fef6b
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WIN32.vcxproj
@@ -0,0 +1,224 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+ <ItemGroup Label="ProjectConfigurations">
+ <ProjectConfiguration Include="Debug|Win32">
+ <Configuration>Debug</Configuration>
+ <Platform>Win32</Platform>
+ </ProjectConfiguration>
+ <ProjectConfiguration Include="Release|Win32">
+ <Configuration>Release</Configuration>
+ <Platform>Win32</Platform>
+ </ProjectConfiguration>
+ </ItemGroup>
+ <PropertyGroup Label="Globals">
+ <ProjectGuid>{C686325E-3261-42F7-AEB1-DDE5280E1CEB}</ProjectGuid>
+ <ProjectName>RTOSDemo</ProjectName>
+ <WindowsTargetPlatformVersion>10.0</WindowsTargetPlatformVersion>
+ </PropertyGroup>
+ <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+ <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
+ <ConfigurationType>Application</ConfigurationType>
+ <UseOfMfc>false</UseOfMfc>
+ <CharacterSet>MultiByte</CharacterSet>
+ <PlatformToolset>v142</PlatformToolset>
+ </PropertyGroup>
+ <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
+ <ConfigurationType>Application</ConfigurationType>
+ <UseOfMfc>false</UseOfMfc>
+ <CharacterSet>MultiByte</CharacterSet>
+ <PlatformToolset>v142</PlatformToolset>
+ </PropertyGroup>
+ <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+ <ImportGroup Label="ExtensionSettings">
+ </ImportGroup>
+ <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="PropertySheets">
+ <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+ <Import Project="$(VCTargetsPath)Microsoft.CPP.UpgradeFromVC60.props" />
+ </ImportGroup>
+ <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="PropertySheets">
+ <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+ <Import Project="$(VCTargetsPath)Microsoft.CPP.UpgradeFromVC60.props" />
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+ <ClCompile Include="..\..\..\Source\FreeRTOS-Plus-IoT-SDK\c_sdk\standard\common\logging\iot_logging.c">
+ <Filter>FreeRTOS+\FreeRTOS IoT Libraries\standard\common\logging</Filter>
+ </ClCompile>
+ <ClCompile Include="..\..\..\..\..\..\..\..\..\T\reviews\amazon-freertos-master\libraries\abstractions\platform\freertos\iot_threads_freertos.c">
+ <Filter>FreeRTOS+\FreeRTOS IoT Libraries\abstractions\platform\freertos</Filter>
+ </ClCompile>
+ <ClCompile Include="..\..\..\..\..\..\..\..\..\T\reviews\amazon-freertos-master\libraries\abstractions\platform\freertos\iot_clock_freertos.c">
+ <Filter>FreeRTOS+\FreeRTOS IoT Libraries\abstractions\platform\freertos</Filter>
+ </ClCompile>
+ </ItemGroup>
+ <ItemGroup>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-TCP\include\NetworkInterface.h">
+ <Filter>FreeRTOS+\FreeRTOS+TCP\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-TCP\include\FreeRTOS_DNS.h">
+ <Filter>FreeRTOS+\FreeRTOS+TCP\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-TCP\include\FreeRTOS_Sockets.h">
+ <Filter>FreeRTOS+\FreeRTOS+TCP\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-TCP\include\FreeRTOS_UDP_IP.h">
+ <Filter>FreeRTOS+\FreeRTOS+TCP\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\..\FreeRTOS\Source\include\timers.h">
+ <Filter>FreeRTOS\Source\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\..\FreeRTOS\Source\include\event_groups.h">
+ <Filter>FreeRTOS\Source\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\..\FreeRTOS\Source\include\FreeRTOS.h">
+ <Filter>FreeRTOS\Source\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\..\FreeRTOS\Source\include\queue.h">
+ <Filter>FreeRTOS\Source\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\..\FreeRTOS\Source\include\semphr.h">
+ <Filter>FreeRTOS\Source\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\..\FreeRTOS\Source\include\task.h">
+ <Filter>FreeRTOS\Source\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\..\FreeRTOS\Source\portable\MSVC-MingW\portmacro.h">
+ <Filter>FreeRTOS\Source\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-TCP\include\FreeRTOS_IP_Private.h">
+ <Filter>FreeRTOS+\FreeRTOS+TCP\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-TCP\include\NetworkBufferManagement.h">
+ <Filter>FreeRTOS+\FreeRTOS+TCP\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-TCP\include\FreeRTOS_ARP.h">
+ <Filter>FreeRTOS+\FreeRTOS+TCP\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-TCP\include\FreeRTOS_DHCP.h">
+ <Filter>FreeRTOS+\FreeRTOS+TCP\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-TCP\include\FreeRTOS_IP.h">
+ <Filter>FreeRTOS+\FreeRTOS+TCP\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-TCP\include\FreeRTOS_TCP_IP.h">
+ <Filter>FreeRTOS+\FreeRTOS+TCP\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-TCP\include\FreeRTOS_TCP_WIN.h">
+ <Filter>FreeRTOS+\FreeRTOS+TCP\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-TCP\include\FreeRTOSIPConfigDefaults.h">
+ <Filter>FreeRTOS+\FreeRTOS+TCP\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-TCP\include\IPTraceMacroDefaults.h">
+ <Filter>FreeRTOS+\FreeRTOS+TCP\include</Filter>
+ </ClInclude>
+ <ClInclude Include="FreeRTOSConfig.h" />
+ <ClInclude Include="FreeRTOSIPConfig.h" />
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-TCP\include\FreeRTOS_Stream_Buffer.h">
+ <Filter>FreeRTOS+\FreeRTOS+TCP\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\..\FreeRTOS\Source\include\portable.h">
+ <Filter>FreeRTOS\Source\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\..\FreeRTOS\Source\include\projdefs.h">
+ <Filter>FreeRTOS\Source\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-IoT-SDK\c_sdk\standard\common\include\iot_taskpool.h">
+ <Filter>FreeRTOS+\FreeRTOS IoT Libraries\standard\common\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-IoT-SDK\c_sdk\standard\common\include\types\iot_taskpool_types.h">
+ <Filter>FreeRTOS+\FreeRTOS IoT Libraries\standard\common\include\types</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-IoT-SDK\c_sdk\standard\common\include\private\iot_error.h">
+ <Filter>FreeRTOS+\FreeRTOS IoT Libraries\standard\common\include\private</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-IoT-SDK\c_sdk\standard\common\include\private\iot_logging.h">
+ <Filter>FreeRTOS+\FreeRTOS IoT Libraries\standard\common\include\private</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-IoT-SDK\c_sdk\standard\common\include\private\iot_static_memory.h">
+ <Filter>FreeRTOS+\FreeRTOS IoT Libraries\standard\common\include\private</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-IoT-SDK\c_sdk\standard\common\include\private\iot_taskpool_internal.h">
+ <Filter>FreeRTOS+\FreeRTOS IoT Libraries\standard\common\include\private</Filter>
+ </ClInclude>
+ <ClInclude Include="iot_config.h" />
+ <ClInclude Include="iot_config_common.h" />
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-IoT-SDK\abstractions\platform\freertos\include\platform\iot_platform_types_afr.h">
+ <Filter>FreeRTOS+\FreeRTOS IoT Libraries\abstractions\platform\freertos\include\platform</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-IoT-SDK\abstractions\platform\include\types\iot_platform_types.h">
+ <Filter>FreeRTOS+\FreeRTOS IoT Libraries\abstractions\platform\include\types</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-IoT-SDK\c_sdk\standard\mqtt\include\iot_mqtt.h">
+ <Filter>FreeRTOS+\FreeRTOS IoT Libraries\standard\mqtt\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-IoT-SDK\c_sdk\standard\mqtt\include\iot_mqtt_agent.h">
+ <Filter>FreeRTOS+\FreeRTOS IoT Libraries\standard\mqtt\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-IoT-SDK\c_sdk\standard\mqtt\include\iot_mqtt_agent_config_defaults.h">
+ <Filter>FreeRTOS+\FreeRTOS IoT Libraries\standard\mqtt\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-IoT-SDK\c_sdk\standard\mqtt\include\iot_mqtt_config_defaults.h">
+ <Filter>FreeRTOS+\FreeRTOS IoT Libraries\standard\mqtt\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-IoT-SDK\c_sdk\standard\mqtt\include\iot_mqtt_lib.h">
+ <Filter>FreeRTOS+\FreeRTOS IoT Libraries\standard\mqtt\include</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\..\Source\FreeRTOS-Plus-IoT-SDK\c_sdk\standard\mqtt\include\types\iot_mqtt_types.h">
+ <Filter>FreeRTOS+\FreeRTOS IoT Libraries\standard\mqtt\include\types</Filter>
+ </ClInclude>
+ </ItemGroup>
+</Project> \ No newline at end of file
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/Packet32.h b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/Packet32.h
new file mode 100644
index 000000000..1e0eacd77
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/Packet32.h
@@ -0,0 +1,359 @@
+/*
+ * Copyright (c) 1999 - 2005 NetGroup, Politecnico di Torino (Italy)
+ * Copyright (c) 2005 - 2007 CACE Technologies, Davis (California)
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the Politecnico di Torino, CACE Technologies
+ * nor the names of its contributors may be used to endorse or promote
+ * products derived from this software without specific prior written
+ * permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+/** @ingroup packetapi
+ * @{
+ */
+
+/** @defgroup packet32h Packet.dll definitions and data structures
+ * Packet32.h contains the data structures and the definitions used by packet.dll.
+ * The file is used both by the Win9x and the WinNTx versions of packet.dll, and can be included
+ * by the applications that use the functions of this library
+ * @{
+ */
+
+#ifndef __PACKET32
+#define __PACKET32
+
+#include <winsock2.h>
+
+#ifdef HAVE_AIRPCAP_API
+#include <airpcap.h>
+#else
+#if !defined(AIRPCAP_HANDLE__EAE405F5_0171_9592_B3C2_C19EC426AD34__DEFINED_)
+#define AIRPCAP_HANDLE__EAE405F5_0171_9592_B3C2_C19EC426AD34__DEFINED_
+typedef struct _AirpcapHandle *PAirpcapHandle;
+#endif /* AIRPCAP_HANDLE__EAE405F5_0171_9592_B3C2_C19EC426AD34__DEFINED_ */
+#endif /* HAVE_AIRPCAP_API */
+
+#ifdef HAVE_DAG_API
+#include <dagc.h>
+#endif /* HAVE_DAG_API */
+
+// Working modes
+#define PACKET_MODE_CAPT 0x0 ///< Capture mode
+#define PACKET_MODE_STAT 0x1 ///< Statistical mode
+#define PACKET_MODE_MON 0x2 ///< Monitoring mode
+#define PACKET_MODE_DUMP 0x10 ///< Dump mode
+#define PACKET_MODE_STAT_DUMP MODE_DUMP | MODE_STAT ///< Statistical dump Mode
+
+
+/// Alignment macro. Defines the alignment size.
+#define Packet_ALIGNMENT sizeof(int)
+/// Alignment macro. Rounds up to the next even multiple of Packet_ALIGNMENT.
+#define Packet_WORDALIGN(x) (((x)+(Packet_ALIGNMENT-1))&~(Packet_ALIGNMENT-1))
+
+#define NdisMediumNull -1 ///< Custom linktype: NDIS doesn't provide an equivalent
+#define NdisMediumCHDLC -2 ///< Custom linktype: NDIS doesn't provide an equivalent
+#define NdisMediumPPPSerial -3 ///< Custom linktype: NDIS doesn't provide an equivalent
+#define NdisMediumBare80211 -4 ///< Custom linktype: NDIS doesn't provide an equivalent
+#define NdisMediumRadio80211 -5 ///< Custom linktype: NDIS doesn't provide an equivalent
+#define NdisMediumPpi -6 ///< Custom linktype: NDIS doesn't provide an equivalent
+
+// Loopback behaviour definitions
+#define NPF_DISABLE_LOOPBACK 1 ///< Drop the packets sent by the NPF driver
+#define NPF_ENABLE_LOOPBACK 2 ///< Capture the packets sent by the NPF driver
+
+/*!
+ \brief Network type structure.
+
+ This structure is used by the PacketGetNetType() function to return information on the current adapter's type and speed.
+*/
+typedef struct NetType
+{
+ UINT LinkType; ///< The MAC of the current network adapter (see function PacketGetNetType() for more information)
+ ULONGLONG LinkSpeed; ///< The speed of the network in bits per second
+}NetType;
+
+
+//some definitions stolen from libpcap
+
+#ifndef BPF_MAJOR_VERSION
+
+/*!
+ \brief A BPF pseudo-assembly program.
+
+ The program will be injected in the kernel by the PacketSetBPF() function and applied to every incoming packet.
+*/
+struct bpf_program
+{
+ UINT bf_len; ///< Indicates the number of instructions of the program, i.e. the number of struct bpf_insn that will follow.
+ struct bpf_insn *bf_insns; ///< A pointer to the first instruction of the program.
+};
+
+/*!
+ \brief A single BPF pseudo-instruction.
+
+ bpf_insn contains a single instruction for the BPF register-machine. It is used to send a filter program to the driver.
+*/
+struct bpf_insn
+{
+ USHORT code; ///< Instruction type and addressing mode.
+ UCHAR jt; ///< Jump if true
+ UCHAR jf; ///< Jump if false
+ int k; ///< Generic field used for various purposes.
+};
+
+/*!
+ \brief Structure that contains a couple of statistics values on the current capture.
+
+ It is used by packet.dll to return statistics about a capture session.
+*/
+struct bpf_stat
+{
+ UINT bs_recv; ///< Number of packets that the driver received from the network adapter
+ ///< from the beginning of the current capture. This value includes the packets
+ ///< lost by the driver.
+ UINT bs_drop; ///< number of packets that the driver lost from the beginning of a capture.
+ ///< Basically, a packet is lost when the the buffer of the driver is full.
+ ///< In this situation the packet cannot be stored and the driver rejects it.
+ UINT ps_ifdrop; ///< drops by interface. XXX not yet supported
+ UINT bs_capt; ///< number of packets that pass the filter, find place in the kernel buffer and
+ ///< thus reach the application.
+};
+
+/*!
+ \brief Packet header.
+
+ This structure defines the header associated with every packet delivered to the application.
+*/
+struct bpf_hdr
+{
+ struct timeval bh_tstamp; ///< The timestamp associated with the captured packet.
+ ///< It is stored in a TimeVal structure.
+ UINT bh_caplen; ///< Length of captured portion. The captured portion <b>can be different</b>
+ ///< from the original packet, because it is possible (with a proper filter)
+ ///< to instruct the driver to capture only a portion of the packets.
+ UINT bh_datalen; ///< Original length of packet
+ USHORT bh_hdrlen; ///< Length of bpf header (this struct plus alignment padding). In some cases,
+ ///< a padding could be added between the end of this structure and the packet
+ ///< data for performance reasons. This filed can be used to retrieve the actual data
+ ///< of the packet.
+};
+
+/*!
+ \brief Dump packet header.
+
+ This structure defines the header associated with the packets in a buffer to be used with PacketSendPackets().
+ It is simpler than the bpf_hdr, because it corresponds to the header associated by WinPcap and libpcap to a
+ packet in a dump file. This makes straightforward sending WinPcap dump files to the network.
+*/
+struct dump_bpf_hdr{
+ struct timeval ts; ///< Time stamp of the packet
+ UINT caplen; ///< Length of captured portion. The captured portion can smaller than the
+ ///< the original packet, because it is possible (with a proper filter) to
+ ///< instruct the driver to capture only a portion of the packets.
+ UINT len; ///< Length of the original packet (off wire).
+};
+
+
+#endif
+
+struct bpf_stat;
+
+#define DOSNAMEPREFIX TEXT("Packet_") ///< Prefix added to the adapters device names to create the WinPcap devices
+#define MAX_LINK_NAME_LENGTH 64 //< Maximum length of the devices symbolic links
+#define NMAX_PACKET 65535
+
+/*!
+ \brief Addresses of a network adapter.
+
+ This structure is used by the PacketGetNetInfoEx() function to return the IP addresses associated with
+ an adapter.
+*/
+typedef struct npf_if_addr {
+ struct sockaddr_storage IPAddress; ///< IP address.
+ struct sockaddr_storage SubnetMask; ///< Netmask for that address.
+ struct sockaddr_storage Broadcast; ///< Broadcast address.
+}npf_if_addr;
+
+
+#define ADAPTER_NAME_LENGTH 256 + 12 ///< Maximum length for the name of an adapter. The value is the same used by the IP Helper API.
+#define ADAPTER_DESC_LENGTH 128 ///< Maximum length for the description of an adapter. The value is the same used by the IP Helper API.
+#define MAX_MAC_ADDR_LENGTH 8 ///< Maximum length for the link layer address of an adapter. The value is the same used by the IP Helper API.
+#define MAX_NETWORK_ADDRESSES 16 ///< Maximum length for the link layer address of an adapter. The value is the same used by the IP Helper API.
+
+
+typedef struct WAN_ADAPTER_INT WAN_ADAPTER; ///< Describes an opened wan (dialup, VPN...) network adapter using the NetMon API
+typedef WAN_ADAPTER *PWAN_ADAPTER; ///< Describes an opened wan (dialup, VPN...) network adapter using the NetMon API
+
+#define INFO_FLAG_NDIS_ADAPTER 0 ///< Flag for ADAPTER_INFO: this is a traditional ndis adapter
+#define INFO_FLAG_NDISWAN_ADAPTER 1 ///< Flag for ADAPTER_INFO: this is a NdisWan adapter, and it's managed by WANPACKET
+#define INFO_FLAG_DAG_CARD 2 ///< Flag for ADAPTER_INFO: this is a DAG card
+#define INFO_FLAG_DAG_FILE 6 ///< Flag for ADAPTER_INFO: this is a DAG file
+#define INFO_FLAG_DONT_EXPORT 8 ///< Flag for ADAPTER_INFO: when this flag is set, the adapter will not be listed or openend by winpcap. This allows to prevent exporting broken network adapters, like for example FireWire ones.
+#define INFO_FLAG_AIRPCAP_CARD 16 ///< Flag for ADAPTER_INFO: this is an airpcap card
+#define INFO_FLAG_NPFIM_DEVICE 32
+
+/*!
+ \brief Describes an opened network adapter.
+
+ This structure is the most important for the functioning of packet.dll, but the great part of its fields
+ should be ignored by the user, since the library offers functions that avoid to cope with low-level parameters
+*/
+typedef struct _ADAPTER {
+ HANDLE hFile; ///< \internal Handle to an open instance of the NPF driver.
+ CHAR SymbolicLink[MAX_LINK_NAME_LENGTH]; ///< \internal A string containing the name of the network adapter currently opened.
+ int NumWrites; ///< \internal Number of times a packets written on this adapter will be repeated
+ ///< on the wire.
+ HANDLE ReadEvent; ///< A notification event associated with the read calls on the adapter.
+ ///< It can be passed to standard Win32 functions (like WaitForSingleObject
+ ///< or WaitForMultipleObjects) to wait until the driver's buffer contains some
+ ///< data. It is particularly useful in GUI applications that need to wait
+ ///< concurrently on several events. In Windows NT/2000 the PacketSetMinToCopy()
+ ///< function can be used to define the minimum amount of data in the kernel buffer
+ ///< that will cause the event to be signalled.
+
+ UINT ReadTimeOut; ///< \internal The amount of time after which a read on the driver will be released and
+ ///< ReadEvent will be signaled, also if no packets were captured
+ CHAR Name[ADAPTER_NAME_LENGTH];
+ PWAN_ADAPTER pWanAdapter;
+ UINT Flags; ///< Adapter's flags. Tell if this adapter must be treated in a different way, using the Netmon API or the dagc API.
+
+#ifdef HAVE_AIRPCAP_API
+ PAirpcapHandle AirpcapAd;
+#endif // HAVE_AIRPCAP_API
+
+#ifdef HAVE_NPFIM_API
+ void* NpfImHandle;
+#endif // HAVE_NPFIM_API
+
+#ifdef HAVE_DAG_API
+ dagc_t *pDagCard; ///< Pointer to the dagc API adapter descriptor for this adapter
+ PCHAR DagBuffer; ///< Pointer to the buffer with the packets that is received from the DAG card
+ struct timeval DagReadTimeout; ///< Read timeout. The dagc API requires a timeval structure
+ unsigned DagFcsLen; ///< Length of the frame check sequence attached to any packet by the card. Obtained from the registry
+ DWORD DagFastProcess; ///< True if the user requests fast capture processing on this card. Higher level applications can use this value to provide a faster but possibly unprecise capture (for example, libpcap doesn't convert the timestamps).
+#endif // HAVE_DAG_API
+} ADAPTER, *LPADAPTER;
+
+/*!
+ \brief Structure that contains a group of packets coming from the driver.
+
+ This structure defines the header associated with every packet delivered to the application.
+*/
+typedef struct _PACKET {
+ HANDLE hEvent; ///< \deprecated Still present for compatibility with old applications.
+ OVERLAPPED OverLapped; ///< \deprecated Still present for compatibility with old applications.
+ PVOID Buffer; ///< Buffer with containing the packets. See the PacketReceivePacket() for
+ ///< details about the organization of the data in this buffer
+ UINT Length; ///< Length of the buffer
+ DWORD ulBytesReceived; ///< Number of valid bytes present in the buffer, i.e. amount of data
+ ///< received by the last call to PacketReceivePacket()
+ BOOLEAN bIoComplete; ///< \deprecated Still present for compatibility with old applications.
+} PACKET, *LPPACKET;
+
+/*!
+ \brief Structure containing an OID request.
+
+ It is used by the PacketRequest() function to send an OID to the interface card driver.
+ It can be used, for example, to retrieve the status of the error counters on the adapter, its MAC address,
+ the list of the multicast groups defined on it, and so on.
+*/
+struct _PACKET_OID_DATA {
+ ULONG Oid; ///< OID code. See the Microsoft DDK documentation or the file ntddndis.h
+ ///< for a complete list of valid codes.
+ ULONG Length; ///< Length of the data field
+ UCHAR Data[1]; ///< variable-lenght field that contains the information passed to or received
+ ///< from the adapter.
+};
+typedef struct _PACKET_OID_DATA PACKET_OID_DATA, *PPACKET_OID_DATA;
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @}
+ */
+
+/*
+BOOLEAN QueryWinPcapRegistryStringA(CHAR *SubKeyName,
+ CHAR *Value,
+ UINT *pValueLen,
+ CHAR *DefaultVal);
+
+BOOLEAN QueryWinPcapRegistryStringW(WCHAR *SubKeyName,
+ WCHAR *Value,
+ UINT *pValueLen,
+ WCHAR *DefaultVal);
+*/
+
+//---------------------------------------------------------------------------
+// EXPORTED FUNCTIONS
+//---------------------------------------------------------------------------
+
+PCHAR PacketGetVersion();
+PCHAR PacketGetDriverVersion();
+BOOLEAN PacketSetMinToCopy(LPADAPTER AdapterObject,int nbytes);
+BOOLEAN PacketSetNumWrites(LPADAPTER AdapterObject,int nwrites);
+BOOLEAN PacketSetMode(LPADAPTER AdapterObject,int mode);
+BOOLEAN PacketSetReadTimeout(LPADAPTER AdapterObject,int timeout);
+BOOLEAN PacketSetBpf(LPADAPTER AdapterObject,struct bpf_program *fp);
+BOOLEAN PacketSetLoopbackBehavior(LPADAPTER AdapterObject, UINT LoopbackBehavior);
+INT PacketSetSnapLen(LPADAPTER AdapterObject,int snaplen);
+BOOLEAN PacketGetStats(LPADAPTER AdapterObject,struct bpf_stat *s);
+BOOLEAN PacketGetStatsEx(LPADAPTER AdapterObject,struct bpf_stat *s);
+BOOLEAN PacketSetBuff(LPADAPTER AdapterObject,int dim);
+BOOLEAN PacketGetNetType (LPADAPTER AdapterObject,NetType *type);
+LPADAPTER PacketOpenAdapter(PCHAR AdapterName);
+BOOLEAN PacketSendPacket(LPADAPTER AdapterObject,LPPACKET pPacket,BOOLEAN Sync);
+INT PacketSendPackets(LPADAPTER AdapterObject,PVOID PacketBuff,ULONG Size, BOOLEAN Sync);
+LPPACKET PacketAllocatePacket(void);
+VOID PacketInitPacket(LPPACKET lpPacket,PVOID Buffer,UINT Length);
+VOID PacketFreePacket(LPPACKET lpPacket);
+BOOLEAN PacketReceivePacket(LPADAPTER AdapterObject,LPPACKET lpPacket,BOOLEAN Sync);
+BOOLEAN PacketSetHwFilter(LPADAPTER AdapterObject,ULONG Filter);
+BOOLEAN PacketGetAdapterNames(PTSTR pStr,PULONG BufferSize);
+BOOLEAN PacketGetNetInfoEx(PCHAR AdapterName, npf_if_addr* buffer, PLONG NEntries);
+BOOLEAN PacketRequest(LPADAPTER AdapterObject,BOOLEAN Set,PPACKET_OID_DATA OidData);
+HANDLE PacketGetReadEvent(LPADAPTER AdapterObject);
+BOOLEAN PacketSetDumpName(LPADAPTER AdapterObject, void *name, int len);
+BOOLEAN PacketSetDumpLimits(LPADAPTER AdapterObject, UINT maxfilesize, UINT maxnpacks);
+BOOLEAN PacketIsDumpEnded(LPADAPTER AdapterObject, BOOLEAN sync);
+BOOL PacketStopDriver();
+VOID PacketCloseAdapter(LPADAPTER lpAdapter);
+BOOLEAN PacketStartOem(PCHAR errorString, UINT errorStringLength);
+BOOLEAN PacketStartOemEx(PCHAR errorString, UINT errorStringLength, ULONG flags);
+PAirpcapHandle PacketGetAirPcapHandle(LPADAPTER AdapterObject);
+
+//
+// Used by PacketStartOemEx
+//
+#define PACKET_START_OEM_NO_NETMON 0x00000001
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif //__PACKET32
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/PacketData.h b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/PacketData.h
new file mode 100644
index 000000000..8124db66d
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/PacketData.h
@@ -0,0 +1,267 @@
+char pkt1[] = {
+0x00, 0x01, 0x02, 0x45, 0x09, 0x11, 0x00, 0x14,
+0x22, 0xcb, 0x18, 0x2d, 0x08, 0x00, 0x45, 0x00,
+0x00, 0x30, 0x09, 0x9c, 0x40, 0x00, 0x80, 0x06,
+0x6f, 0x07, 0xc0, 0xa8, 0x00, 0xc8, 0xc0, 0xa8,
+0x00, 0x0c, 0x0f, 0xe2, 0x00, 0x50, 0x09, 0xe7,
+0xc7, 0x35, 0x00, 0x00, 0x00, 0x00, 0x70, 0x02,
+0x40, 0x00, 0xdf, 0xab, 0x00, 0x00, 0x02, 0x04,
+0x05, 0xb4, 0x01, 0x01, 0x04, 0x02 };
+
+char pkt2[] = {
+0x00, 0x14, 0x22, 0xcb, 0x18, 0x2d, 0x00, 0x01,
+0x02, 0x45, 0x09, 0x11, 0x08, 0x00, 0x45, 0x00,
+0x00, 0x2c, 0x00, 0x01, 0x00, 0x00, 0x40, 0x06,
+0xf8, 0xa6, 0xc0, 0xa8, 0x00, 0x0c, 0xc0, 0xa8,
+0x00, 0xc8, 0x00, 0x50, 0x0f, 0xe2, 0x00, 0x00,
+0x06, 0x68, 0x09, 0xe7, 0xc7, 0x36, 0x60, 0x12,
+0x05, 0x92, 0x28, 0xca, 0x00, 0x00, 0x02, 0x04,
+0x05, 0x92 };
+
+char pkt3[] = {
+0x00, 0x01, 0x02, 0x45, 0x09, 0x11, 0x00, 0x14,
+0x22, 0xcb, 0x18, 0x2d, 0x08, 0x00, 0x45, 0x00,
+0x00, 0x28, 0x09, 0x9e, 0x40, 0x00, 0x80, 0x06,
+0x6f, 0x0d, 0xc0, 0xa8, 0x00, 0xc8, 0xc0, 0xa8,
+0x00, 0x0c, 0x0f, 0xe2, 0x00, 0x50, 0x09, 0xe7,
+0xc7, 0x36, 0x00, 0x00, 0x06, 0x69, 0x50, 0x10,
+0x42, 0xd8, 0x82, 0x3f, 0x00, 0x00 };
+
+char pkt4[] = {
+0x00, 0x01, 0x02, 0x45, 0x09, 0x11, 0x00, 0x14,
+0x22, 0xcb, 0x18, 0x2d, 0x08, 0x00, 0x45, 0x00,
+0x02, 0x27, 0x09, 0x9f, 0x40, 0x00, 0x80, 0x06,
+0x6d, 0x0d, 0xc0, 0xa8, 0x00, 0xc8, 0xc0, 0xa8,
+0x00, 0x0c, 0x0f, 0xe2, 0x00, 0x50, 0x09, 0xe7,
+0xc7, 0x36, 0x00, 0x00, 0x06, 0x69, 0x50, 0x18,
+0x42, 0xd8, 0x84, 0x3e, 0x00, 0x00, 0x47, 0x45,
+0x54, 0x20, 0x2f, 0x20, 0x48, 0x54, 0x54, 0x50,
+0x2f, 0x31, 0x2e, 0x31, 0x0d, 0x0a, 0x41, 0x63,
+0x63, 0x65, 0x70, 0x74, 0x3a, 0x20, 0x69, 0x6d,
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+0x31, 0x30, 0x32, 0x32, 0x29, 0x0d, 0x0a, 0x48,
+0x6f, 0x73, 0x74, 0x3a, 0x20, 0x31, 0x39, 0x32,
+0x2e, 0x31, 0x36, 0x38, 0x2e, 0x30, 0x2e, 0x31,
+0x32, 0x0d, 0x0a, 0x43, 0x6f, 0x6e, 0x6e, 0x65,
+0x63, 0x74, 0x69, 0x6f, 0x6e, 0x3a, 0x20, 0x4b,
+0x65, 0x65, 0x70, 0x2d, 0x41, 0x6c, 0x69, 0x76,
+0x65, 0x0d, 0x0a, 0x0d, 0x0a };
+
+char pkt5[] = {
+0x00, 0x14, 0x22, 0xcb, 0x18, 0x2d, 0x00, 0x01,
+0x02, 0x45, 0x09, 0x11, 0x08, 0x00, 0x45, 0x00,
+0x00, 0x2c, 0x00, 0x02, 0x00, 0x00, 0x40, 0x06,
+0xf8, 0xa5, 0xc0, 0xa8, 0x00, 0x0c, 0xc0, 0xa8,
+0x00, 0xc8, 0x00, 0x50, 0x0f, 0xe2, 0x00, 0x00,
+0x06, 0x68, 0x09, 0xe7, 0xc7, 0x36, 0x60, 0x12,
+0x05, 0x92, 0x28, 0xca, 0x00, 0x00, 0x02, 0x04,
+0x05, 0x92 };
+
+char pkt6[] = {
+0x00, 0x01, 0x02, 0x45, 0x09, 0x11, 0x00, 0x14,
+0x22, 0xcb, 0x18, 0x2d, 0x08, 0x00, 0x45, 0x00,
+0x00, 0x28, 0x09, 0xa1, 0x40, 0x00, 0x80, 0x06,
+0x6f, 0x0a, 0xc0, 0xa8, 0x00, 0xc8, 0xc0, 0xa8,
+0x00, 0x0c, 0x0f, 0xe2, 0x00, 0x50, 0x09, 0xe7,
+0xc9, 0x35, 0x00, 0x00, 0x06, 0x69, 0x50, 0x10,
+0x42, 0xd8, 0x82, 0x3f, 0x00, 0x00 };
+
+char pkt7[] = {
+0x00, 0x01, 0x02, 0x45, 0x09, 0x11, 0x00, 0x14,
+0x22, 0xcb, 0x18, 0x2d, 0x08, 0x00, 0x45, 0x00,
+0x02, 0x27, 0x09, 0xa2, 0x40, 0x00, 0x80, 0x06,
+0x6d, 0x0a, 0xc0, 0xa8, 0x00, 0xc8, 0xc0, 0xa8,
+0x00, 0x0c, 0x0f, 0xe2, 0x00, 0x50, 0x09, 0xe7,
+0xc7, 0x36, 0x00, 0x00, 0x06, 0x69, 0x50, 0x18,
+0x42, 0xd8, 0x84, 0x3e, 0x00, 0x00, 0x47, 0x45,
+0x54, 0x20, 0x2f, 0x20, 0x48, 0x54, 0x54, 0x50,
+0x2f, 0x31, 0x2e, 0x31, 0x0d, 0x0a, 0x41, 0x63,
+0x63, 0x65, 0x70, 0x74, 0x3a, 0x20, 0x69, 0x6d,
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+0x3b, 0x20, 0x2e, 0x4e, 0x45, 0x54, 0x20, 0x43,
+0x4c, 0x52, 0x20, 0x33, 0x2e, 0x30, 0x2e, 0x30,
+0x34, 0x35, 0x30, 0x36, 0x2e, 0x36, 0x34, 0x38,
+0x3b, 0x20, 0x2e, 0x4e, 0x45, 0x54, 0x20, 0x43,
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+0x31, 0x30, 0x32, 0x32, 0x29, 0x0d, 0x0a, 0x48,
+0x6f, 0x73, 0x74, 0x3a, 0x20, 0x31, 0x39, 0x32,
+0x2e, 0x31, 0x36, 0x38, 0x2e, 0x30, 0x2e, 0x31,
+0x32, 0x0d, 0x0a, 0x43, 0x6f, 0x6e, 0x6e, 0x65,
+0x63, 0x74, 0x69, 0x6f, 0x6e, 0x3a, 0x20, 0x4b,
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+0x65, 0x0d, 0x0a, 0x0d, 0x0a };
+
+char pkt8[] = {
+0x00, 0x14, 0x22, 0xcb, 0x18, 0x2d, 0x00, 0x01,
+0x02, 0x45, 0x09, 0x11, 0x08, 0x00, 0x45, 0x00,
+0x00, 0x2c, 0x00, 0x03, 0x00, 0x00, 0x40, 0x06,
+0xf8, 0xa4, 0xc0, 0xa8, 0x00, 0x0c, 0xc0, 0xa8,
+0x00, 0xc8, 0x00, 0x50, 0x0f, 0xe2, 0x00, 0x00,
+0x06, 0x68, 0x09, 0xe7, 0xc7, 0x36, 0x60, 0x12,
+0x05, 0x92, 0x28, 0xca, 0x00, 0x00, 0x02, 0x04,
+0x05, 0x92 };
+
+char pkt9[] = {
+0x00, 0x01, 0x02, 0x45, 0x09, 0x11, 0x00, 0x14,
+0x22, 0xcb, 0x18, 0x2d, 0x08, 0x00, 0x45, 0x00,
+0x00, 0x28, 0x09, 0xa3, 0x40, 0x00, 0x80, 0x06,
+0x6f, 0x08, 0xc0, 0xa8, 0x00, 0xc8, 0xc0, 0xa8,
+0x00, 0x0c, 0x0f, 0xe2, 0x00, 0x50, 0x09, 0xe7,
+0xc9, 0x35, 0x00, 0x00, 0x06, 0x69, 0x50, 0x10,
+0x42, 0xd8, 0x82, 0x3f, 0x00, 0x00 };
+
+char pkt10[] = {
+0x00, 0x14, 0x22, 0xcb, 0x18, 0x2d, 0x00, 0x01,
+0x02, 0x45, 0x09, 0x11, 0x08, 0x00, 0x45, 0x00,
+0x00, 0x2c, 0x00, 0x04, 0x00, 0x00, 0x40, 0x06,
+0xf8, 0xa3, 0xc0, 0xa8, 0x00, 0x0c, 0xc0, 0xa8,
+0x00, 0xc8, 0x00, 0x50, 0x0f, 0xe2, 0x00, 0x00,
+0x06, 0x68, 0x09, 0xe7, 0xc7, 0x36, 0x60, 0x12,
+0x05, 0x92, 0x28, 0xca, 0x00, 0x00, 0x02, 0x04,
+0x05, 0x92 };
+
+char pkt11[] = {
+0x00, 0x01, 0x02, 0x45, 0x09, 0x11, 0x00, 0x14,
+0x22, 0xcb, 0x18, 0x2d, 0x08, 0x00, 0x45, 0x00,
+0x00, 0x28, 0x09, 0xa6, 0x40, 0x00, 0x80, 0x06,
+0x6f, 0x05, 0xc0, 0xa8, 0x00, 0xc8, 0xc0, 0xa8,
+0x00, 0x0c, 0x0f, 0xe2, 0x00, 0x50, 0x09, 0xe7,
+0xc9, 0x35, 0x00, 0x00, 0x06, 0x69, 0x50, 0x10,
+0x42, 0xd8, 0x82, 0x3f, 0x00, 0x00 };
+
+char pkt12[] = {
+0x00, 0x01, 0x02, 0x45, 0x09, 0x11, 0x00, 0x14,
+0x22, 0xcb, 0x18, 0x2d, 0x08, 0x00, 0x45, 0x00,
+0x00, 0x28, 0x09, 0xa7, 0x40, 0x00, 0x80, 0x06,
+0x6f, 0x04, 0xc0, 0xa8, 0x00, 0xc8, 0xc0, 0xa8,
+0x00, 0x0c, 0x0f, 0xe2, 0x00, 0x50, 0x09, 0xe7,
+0xc9, 0x35, 0x00, 0x00, 0x06, 0x69, 0x50, 0x14,
+0x00, 0x00, 0x43, 0xf4, 0x00, 0x00 };
+
+
+typedef struct
+{
+ char *pcData;
+ int iDataLen;
+} xPacketData;
+
+xPacketData xAllPackets[] =
+{
+ { pkt1, sizeof( pkt1 ) },
+// { pkt2, sizeof( pkt2 ) },
+ { pkt3, sizeof( pkt3 ) },
+ { pkt4, sizeof( pkt4 ) },
+// { pkt5, sizeof( pkt5 ) },
+ { pkt6, sizeof( pkt6 ) },
+ { pkt7, sizeof( pkt7 ) },
+ { pkt8, sizeof( pkt8 ) },
+ { pkt9, sizeof( pkt9 ) },
+ { pkt10, sizeof( pkt10 ) },
+// { pkt11, sizeof( pkt11 ) },
+// { pkt12, sizeof( pkt12 ) },
+// { pkt13, sizeof( pkt13 ) },
+// { pkt14, sizeof( pkt14 ) },
+// { pkt15, sizeof( pkt15 ) },
+// { pkt16, sizeof( pkt16 ) },
+};
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/Win32-Extensions.h b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/Win32-Extensions.h
new file mode 100644
index 000000000..be71c85e9
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/Win32-Extensions.h
@@ -0,0 +1,114 @@
+/*
+ * Copyright (c) 1999 - 2005 NetGroup, Politecnico di Torino (Italy)
+ * Copyright (c) 2005 - 2006 CACE Technologies, Davis (California)
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the Politecnico di Torino, CACE Technologies
+ * nor the names of its contributors may be used to endorse or promote
+ * products derived from this software without specific prior written
+ * permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+
+#ifndef __WIN32_EXTENSIONS_H__
+#define __WIN32_EXTENSIONS_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Definitions */
+
+/*!
+ \brief A queue of raw packets that will be sent to the network with pcap_sendqueue_transmit().
+*/
+struct pcap_send_queue
+{
+ u_int maxlen; ///< Maximum size of the the queue, in bytes. This variable contains the size of the buffer field.
+ u_int len; ///< Current size of the queue, in bytes.
+ char *buffer; ///< Buffer containing the packets to be sent.
+};
+
+typedef struct pcap_send_queue pcap_send_queue;
+
+/*!
+ \brief This typedef is a support for the pcap_get_airpcap_handle() function
+*/
+#if !defined(AIRPCAP_HANDLE__EAE405F5_0171_9592_B3C2_C19EC426AD34__DEFINED_)
+#define AIRPCAP_HANDLE__EAE405F5_0171_9592_B3C2_C19EC426AD34__DEFINED_
+typedef struct _AirpcapHandle *PAirpcapHandle;
+#endif
+
+#define BPF_MEM_EX_IMM 0xc0
+#define BPF_MEM_EX_IND 0xe0
+
+/*used for ST*/
+#define BPF_MEM_EX 0xc0
+#define BPF_TME 0x08
+
+#define BPF_LOOKUP 0x90
+#define BPF_EXECUTE 0xa0
+#define BPF_INIT 0xb0
+#define BPF_VALIDATE 0xc0
+#define BPF_SET_ACTIVE 0xd0
+#define BPF_RESET 0xe0
+#define BPF_SET_MEMORY 0x80
+#define BPF_GET_REGISTER_VALUE 0x70
+#define BPF_SET_REGISTER_VALUE 0x60
+#define BPF_SET_WORKING 0x50
+#define BPF_SET_ACTIVE_READ 0x40
+#define BPF_SET_AUTODELETION 0x30
+#define BPF_SEPARATION 0xff
+
+/* Prototypes */
+pcap_send_queue* pcap_sendqueue_alloc(u_int memsize);
+
+void pcap_sendqueue_destroy(pcap_send_queue* queue);
+
+int pcap_sendqueue_queue(pcap_send_queue* queue, const struct pcap_pkthdr *pkt_header, const u_char *pkt_data);
+
+u_int pcap_sendqueue_transmit(pcap_t *p, pcap_send_queue* queue, int sync);
+
+HANDLE pcap_getevent(pcap_t *p);
+
+struct pcap_stat *pcap_stats_ex(pcap_t *p, int *pcap_stat_size);
+
+int pcap_setuserbuffer(pcap_t *p, int size);
+
+int pcap_live_dump(pcap_t *p, char *filename, int maxsize, int maxpacks);
+
+int pcap_live_dump_ended(pcap_t *p, int sync);
+
+int pcap_offline_filter(struct bpf_program *prog, const struct pcap_pkthdr *header, const u_char *pkt_data);
+
+int pcap_start_oem(char* err_str, int flags);
+
+PAirpcapHandle pcap_get_airpcap_handle(pcap_t *p);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif //__WIN32_EXTENSIONS_H__
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/arch.c b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/arch.c
new file mode 100644
index 000000000..d704da800
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/arch.c
@@ -0,0 +1,336 @@
+/*
+ * FreeRTOS Kernel V10.2.1
+ * Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * http://www.FreeRTOS.org
+ * http://aws.amazon.com/freertos
+ *
+ * 1 tab == 4 spaces!
+ */
+
+/* WinPCap includes. */
+#include "pcap.h"
+#include "remote-ext.h"
+
+/* uIP includes. */
+#include "net/uip.h"
+#include "net/uip_arp.h"
+#include "net/clock-arch.h"
+
+/* FreeRTOS includes. */
+#include "FreeRTOS.h"
+#include "task.h"
+#include "queue.h"
+
+/*
+ * Query the computer the simulation is being executed on to find the network
+ * interfaces it has installed.
+ */
+static pcap_if_t * prvPrintAvailableNetworkInterfaces( void );
+
+/*
+ * Open the network interface. The number of the interface to be opened is set
+ * by the configNETWORK_INTERFACE_TO_USE constant in FreeRTOSConfig.h.
+ */
+static void prvOpenSelectedNetworkInterface( pcap_if_t *pxAllNetworkInterfaces );
+
+/*
+ * Configure the capture filter to allow blocking reads, and to filter out
+ * packets that are not of interest to this demo.
+ */
+static void prvConfigureCaptureBehaviour( void );
+
+pcap_t *pxOpenedInterfaceHandle = NULL;
+LARGE_INTEGER freq, sys_start_time;
+
+#define archNUM_BUFFERS 5
+#define archNUM_BUFFER_POINTERS ( archNUM_BUFFERS - 1 )
+
+static void prvInterruptSimulator( void *pvParameters );
+
+static unsigned char ucEthernetBuffer[ archNUM_BUFFERS ][ UIP_CONF_BUFFER_SIZE ];
+static unsigned char *pucEthernetBufferPointers[ archNUM_BUFFER_POINTERS ];
+
+static long lLengthOfDataInBuffer[ archNUM_BUFFER_POINTERS ] = { 0 };
+static unsigned char ucNextBufferToFill = 0U, ucNextBufferToProcess = 0U;
+
+unsigned char *uip_buf = NULL;
+char cErrorBuffer[PCAP_ERRBUF_SIZE];
+
+void vNetifTx( void )
+{
+ pcap_sendpacket( pxOpenedInterfaceHandle, uip_buf, uip_len );
+ pcap_sendpacket( pxOpenedInterfaceHandle, uip_buf, uip_len );
+}
+/*-----------------------------------------------------------*/
+
+UBaseType_t uxNetifRx( void )
+{
+UBaseType_t xDataLen;
+unsigned char *pucTemp;
+
+ /* Check there is really data available. */
+ xDataLen = lLengthOfDataInBuffer[ ucNextBufferToProcess ];
+ if( xDataLen != 0L )
+ {
+
+ /* The buffer pointed to by uip_buf is going to change. Remember which
+ buffer uip_buf is currently pointing to. */
+ pucTemp = uip_buf;
+
+ /* Point uip_buf at the next buffer that contains data. */
+ uip_buf = pucEthernetBufferPointers[ ucNextBufferToProcess ];
+
+ /* The buffer pointed to by
+ pucEthernetBufferPointeres[ ucNextBufferToProcess ] is now in use by
+ uip_buf, but the buffer uip_buf was pointing to on entry to this
+ function is free. Set
+ pucEthernetBufferPointeres[ ucNextBufferToProcess ] to the free
+ buffer. */
+ pucEthernetBufferPointers[ ucNextBufferToProcess ] = pucTemp;
+ lLengthOfDataInBuffer[ ucNextBufferToProcess ] = 0L;
+
+ ucNextBufferToProcess++;
+ if( ucNextBufferToProcess >= archNUM_BUFFER_POINTERS )
+ {
+ ucNextBufferToProcess = 0L;
+ }
+ }
+
+ return xDataLen;
+}
+/*-----------------------------------------------------------*/
+
+BaseType_t xNetifInit( void )
+{
+BaseType_t x;
+pcap_if_t *pxAllNetworkInterfaces;
+
+ /* Allocate a free buffer to each buffer pointer. */
+ for( x = 0; x < sizeof( pucEthernetBufferPointers ) / sizeof( unsigned char * ); x++ )
+ {
+ pucEthernetBufferPointers[ x ] = &( ucEthernetBuffer[ x ][ 0 ] );
+ }
+
+ /* Start with uip_buf pointing to a buffer that is not referenced from the
+ pucEthernetBufferPointers[] array. */
+ uip_buf = &( ucEthernetBuffer[ archNUM_BUFFERS - 1 ][ 0 ] );
+
+ /* Query the computer the simulation is being executed on to find the
+ network interfaces it has installed. */
+ pxAllNetworkInterfaces = prvPrintAvailableNetworkInterfaces();
+
+ /* Open the network interface. The number of the interface to be opened is
+ set by the configNETWORK_INTERFACE_TO_USE constant in FreeRTOSConfig.h.
+ Calling this function will set the pxOpenedInterfaceHandle variable. If,
+ after calling this function, pxOpenedInterfaceHandle is equal to NULL, then
+ the interface could not be opened. */
+ if( pxAllNetworkInterfaces != NULL )
+ {
+ prvOpenSelectedNetworkInterface( pxAllNetworkInterfaces );
+ }
+
+
+ return x;
+}
+/*-----------------------------------------------------------*/
+
+static pcap_if_t * prvPrintAvailableNetworkInterfaces( void )
+{
+pcap_if_t * pxAllNetworkInterfaces = NULL, *xInterface;
+long lInterfaceNumber = 1;
+
+ if( pcap_findalldevs_ex( PCAP_SRC_IF_STRING, NULL, &pxAllNetworkInterfaces, cErrorBuffer ) == -1 )
+ {
+ printf( "\r\nCould not obtain a list of network interfaces\r\n%s\r\n", cErrorBuffer );
+ pxAllNetworkInterfaces = NULL;
+ }
+
+ if( pxAllNetworkInterfaces != NULL )
+ {
+ /* Print out the list of network interfaces. The first in the list
+ is interface '1', not interface '0'. */
+ for( xInterface = pxAllNetworkInterfaces; xInterface != NULL; xInterface = xInterface->next )
+ {
+ printf( "%d. %s", lInterfaceNumber, xInterface->name );
+
+ if( xInterface->description != NULL )
+ {
+ printf( " (%s)\r\n", xInterface->description );
+ }
+ else
+ {
+ printf( " (No description available)\r\n") ;
+ }
+
+ lInterfaceNumber++;
+ }
+ }
+
+ if( lInterfaceNumber == 1 )
+ {
+ /* The interface number was never incremented, so the above for() loop
+ did not execute meaning no interfaces were found. */
+ printf( " \r\nNo network interfaces were found.\r\n" );
+ pxAllNetworkInterfaces = NULL;
+ }
+
+ printf( "\r\nThe interface that will be opened is set by configNETWORK_INTERFACE_TO_USE which should be defined in FreeRTOSConfig.h\r\n" );
+ printf( "Attempting to open interface number %d.\r\n", configNETWORK_INTERFACE_TO_USE );
+
+ if( ( configNETWORK_INTERFACE_TO_USE < 1L ) || ( configNETWORK_INTERFACE_TO_USE > lInterfaceNumber ) )
+ {
+ printf("\r\nconfigNETWORK_INTERFACE_TO_USE is not in the valid range.\r\n" );
+
+ if( pxAllNetworkInterfaces != NULL )
+ {
+ /* Free the device list, as no devices are going to be opened. */
+ pcap_freealldevs( pxAllNetworkInterfaces );
+ pxAllNetworkInterfaces = NULL;
+ }
+ }
+
+ return pxAllNetworkInterfaces;
+}
+/*-----------------------------------------------------------*/
+
+static void prvOpenSelectedNetworkInterface( pcap_if_t *pxAllNetworkInterfaces )
+{
+pcap_if_t *xInterface;
+long x;
+
+ /* Walk the list of devices until the selected device is located. */
+ xInterface = pxAllNetworkInterfaces;
+ for( x = 0L; x < ( configNETWORK_INTERFACE_TO_USE - 1L ); x++ )
+ {
+ xInterface = xInterface->next;
+ }
+
+ /* Open the selected interface. */
+ pxOpenedInterfaceHandle = pcap_open( xInterface->name, /* The name of the selected interface. */
+ UIP_CONF_BUFFER_SIZE, /* The size of the packet to capture. */
+ PCAP_OPENFLAG_PROMISCUOUS, /* Open in promiscious mode as the MAC and
+ IP address is going to be "simulated", and
+ not be the real MAC and IP address. This allows
+ trafic to the simulated IP address to be routed
+ to uIP, and trafic to the real IP address to be
+ routed to the Windows TCP/IP stack. */
+ 0xfffffffL, /* The read time out. This is going to block
+ until data is available. */
+ NULL, /* No authentication is required as this is
+ not a remote capture session. */
+ cErrorBuffer
+ );
+
+ if ( pxOpenedInterfaceHandle == NULL )
+ {
+ printf( "\r\n%s is not supported by WinPcap and cannot be opened\r\n", xInterface->name );
+ }
+ else
+ {
+ /* Configure the capture filter to allow blocking reads, and to filter
+ out packets that are not of interest to this demo. */
+ prvConfigureCaptureBehaviour();
+ }
+
+ /* The device list is no longer required. */
+ pcap_freealldevs( pxAllNetworkInterfaces );
+}
+/*-----------------------------------------------------------*/
+
+static void prvConfigureCaptureBehaviour( void )
+{
+struct bpf_program xFilterCode;
+const long lMinBytesToCopy = 10L, lBlocking = 0L;
+unsigned long ulNetMask;
+
+ /* Unblock a read as soon as anything is received. */
+ pcap_setmintocopy( pxOpenedInterfaceHandle, lMinBytesToCopy );
+
+ /* Allow blocking. */
+ pcap_setnonblock( pxOpenedInterfaceHandle, lBlocking, cErrorBuffer );
+
+ /* Set up a filter so only the packets of interest are passed to the uIP
+ stack. cErrorBuffer is used for convenience to create the string. Don't
+ confuse this with an error message. */
+ sprintf( cErrorBuffer, "broadcast or multicast or host %d.%d.%d.%d", configIP_ADDR0, configIP_ADDR1, configIP_ADDR2, configIP_ADDR3 );
+
+ ulNetMask = ( configNET_MASK3 << 24UL ) | ( configNET_MASK2 << 16UL ) | ( configNET_MASK1 << 8L ) | configNET_MASK0;
+
+ if( pcap_compile(pxOpenedInterfaceHandle, &xFilterCode, cErrorBuffer, 1, ulNetMask ) < 0 )
+ {
+ printf("\r\nThe packet filter string is invalid\r\n" );
+ }
+ else
+ {
+ if( pcap_setfilter( pxOpenedInterfaceHandle, &xFilterCode ) < 0 )
+ {
+ printf( "\r\nAn error occurred setting the packet filter.\r\n" );
+ }
+ }
+
+ /* Create a task that simulates an interrupt in a real system. This will
+ block waiting for packets, then send a message to the uIP task when data
+ is available. */
+ xTaskCreate( prvInterruptSimulator, ( signed char * ) "MAC_ISR", configMINIMAL_STACK_SIZE, NULL, ( configuIP_TASK_PRIORITY - 1 ), NULL );
+}
+/*-----------------------------------------------------------*/
+
+static void prvInterruptSimulator( void *pvParameters )
+{
+static struct pcap_pkthdr *pxHeader;
+const unsigned char *pucPacketData;
+extern QueueHandle_t xEMACEventQueue;
+const unsigned long ulRxEvent = uipETHERNET_RX_EVENT;
+long lResult;
+
+ /* Just to kill the compiler warning. */
+ ( void ) pvParameters;
+
+ for( ;; )
+ {
+ /* Get the next packet. */
+ lResult = pcap_next_ex( pxOpenedInterfaceHandle, &pxHeader, &pucPacketData );
+ if( lResult )
+ {
+ /* Is the next buffer into which data should be placed free? */
+ if( lLengthOfDataInBuffer[ ucNextBufferToFill ] == 0L )
+ {
+ /* Copy the data from the captured packet into the buffer. */
+ memcpy( pucEthernetBufferPointers[ ucNextBufferToFill ], pucPacketData, pxHeader->len );
+
+ /* Note the amount of data that was copied. */
+ lLengthOfDataInBuffer[ ucNextBufferToFill ] = pxHeader->len;
+
+ /* Move onto the next buffer, wrapping around if necessary. */
+ ucNextBufferToFill++;
+ if( ucNextBufferToFill >= archNUM_BUFFER_POINTERS )
+ {
+ ucNextBufferToFill = 0U;
+ }
+
+ /* Data was received and stored. Send a message to the uIP task
+ to let it know. */
+ xQueueSendToBack( xEMACEventQueue, &ulRxEvent, portMAX_DELAY );
+ }
+ }
+ }
+}
+
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/bittypes.h b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/bittypes.h
new file mode 100644
index 000000000..f55fcecfd
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/bittypes.h
@@ -0,0 +1,137 @@
+/*
+ * Copyright (C) 1999 WIDE Project.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the project nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+#ifndef _BITTYPES_H
+#define _BITTYPES_H
+
+#ifndef HAVE_U_INT8_T
+
+#if SIZEOF_CHAR == 1
+typedef unsigned char u_int8_t;
+typedef signed char _int8_t;
+#elif SIZEOF_INT == 1
+typedef unsigned int u_int8_t;
+typedef signed int int8_t;
+#else /* XXX */
+#error "there's no appropriate type for u_int8_t"
+#endif
+#define HAVE_U_INT8_T 1
+#define HAVE_INT8_T 1
+
+#endif /* HAVE_U_INT8_T */
+
+#ifndef HAVE_U_INT16_T
+
+#if SIZEOF_SHORT == 2
+typedef unsigned short u_int16_t;
+typedef signed short _int16_t;
+#elif SIZEOF_INT == 2
+typedef unsigned int u_int16_t;
+typedef signed int int16_t;
+#elif SIZEOF_CHAR == 2
+typedef unsigned char u_int16_t;
+typedef signed char int16_t;
+#else /* XXX */
+#error "there's no appropriate type for u_int16_t"
+#endif
+#define HAVE_U_INT16_T 1
+#define HAVE_INT16_T 1
+
+#endif /* HAVE_U_INT16_T */
+
+#ifndef HAVE_U_INT32_T
+
+#if SIZEOF_INT == 4
+typedef unsigned int u_int32_t;
+typedef signed int _int32_t;
+#elif SIZEOF_LONG == 4
+typedef unsigned long u_int32_t;
+typedef signed long int32_t;
+#elif SIZEOF_SHORT == 4
+typedef unsigned short u_int32_t;
+typedef signed short int32_t;
+#else /* XXX */
+#error "there's no appropriate type for u_int32_t"
+#endif
+#define HAVE_U_INT32_T 1
+#define HAVE_INT32_T 1
+
+#endif /* HAVE_U_INT32_T */
+
+#ifndef HAVE_U_INT64_T
+#if SIZEOF_LONG_LONG == 8
+typedef unsigned long long u_int64_t;
+typedef long long int64_t;
+#elif defined(_MSC_EXTENSIONS)
+typedef unsigned _int64 u_int64_t;
+typedef _int64 int64_t;
+#elif SIZEOF_INT == 8
+typedef unsigned int u_int64_t;
+#elif SIZEOF_LONG == 8
+typedef unsigned long u_int64_t;
+#elif SIZEOF_SHORT == 8
+typedef unsigned short u_int64_t;
+#else /* XXX */
+#error "there's no appropriate type for u_int64_t"
+#endif
+
+#endif /* HAVE_U_INT64_T */
+
+#ifndef PRId64
+#ifdef _MSC_EXTENSIONS
+#define PRId64 "I64d"
+#else /* _MSC_EXTENSIONS */
+#define PRId64 "lld"
+#endif /* _MSC_EXTENSIONS */
+#endif /* PRId64 */
+
+#ifndef PRIo64
+#ifdef _MSC_EXTENSIONS
+#define PRIo64 "I64o"
+#else /* _MSC_EXTENSIONS */
+#define PRIo64 "llo"
+#endif /* _MSC_EXTENSIONS */
+#endif /* PRIo64 */
+
+#ifndef PRIx64
+#ifdef _MSC_EXTENSIONS
+#define PRIx64 "I64x"
+#else /* _MSC_EXTENSIONS */
+#define PRIx64 "llx"
+#endif /* _MSC_EXTENSIONS */
+#endif /* PRIx64 */
+
+#ifndef PRIu64
+#ifdef _MSC_EXTENSIONS
+#define PRIu64 "I64u"
+#else /* _MSC_EXTENSIONS */
+#define PRIu64 "llu"
+#endif /* _MSC_EXTENSIONS */
+#endif /* PRIu64 */
+
+#endif /* _BITTYPES_H */
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/ip6_misc.h b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/ip6_misc.h
new file mode 100644
index 000000000..562fa6184
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/ip6_misc.h
@@ -0,0 +1,163 @@
+/*
+ * Copyright (c) 1993, 1994, 1997
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that: (1) source code distributions
+ * retain the above copyright notice and this paragraph in its entirety, (2)
+ * distributions including binary code include the above copyright notice and
+ * this paragraph in its entirety in the documentation or other materials
+ * provided with the distribution, and (3) all advertising materials mentioning
+ * features or use of this software display the following acknowledgement:
+ * ``This product includes software developed by the University of California,
+ * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
+ * the University nor the names of its contributors may be used to endorse
+ * or promote products derived from this software without specific prior
+ * written permission.
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * @(#) $Header: /tcpdump/master/libpcap/Win32/Include/ip6_misc.h,v 1.5 2006-01-22 18:02:18 gianluca Exp $ (LBL)
+ */
+
+/*
+ * This file contains a collage of declarations for IPv6 from FreeBSD not present in Windows
+ */
+
+#include <winsock2.h>
+
+#include <ws2tcpip.h>
+
+#ifndef __MINGW32__
+#define IN_MULTICAST(a) IN_CLASSD(a)
+#endif
+
+#define IN_EXPERIMENTAL(a) ((((u_int32_t) (a)) & 0xf0000000) == 0xf0000000)
+
+#define IN_LOOPBACKNET 127
+
+#if defined(__MINGW32__) && defined(DEFINE_ADDITIONAL_IPV6_STUFF)
+/* IPv6 address */
+struct in6_addr
+ {
+ union
+ {
+ u_int8_t u6_addr8[16];
+ u_int16_t u6_addr16[8];
+ u_int32_t u6_addr32[4];
+ } in6_u;
+#define s6_addr in6_u.u6_addr8
+#define s6_addr16 in6_u.u6_addr16
+#define s6_addr32 in6_u.u6_addr32
+#define s6_addr64 in6_u.u6_addr64
+ };
+
+#define IN6ADDR_ANY_INIT { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }
+#define IN6ADDR_LOOPBACK_INIT { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 }
+#endif /* __MINGW32__ */
+
+
+#if (defined _MSC_VER) || (defined(__MINGW32__) && defined(DEFINE_ADDITIONAL_IPV6_STUFF))
+typedef unsigned short sa_family_t;
+#endif
+
+
+#if defined(__MINGW32__) && defined(DEFINE_ADDITIONAL_IPV6_STUFF)
+
+#define __SOCKADDR_COMMON(sa_prefix) \
+ sa_family_t sa_prefix##family
+
+/* Ditto, for IPv6. */
+struct sockaddr_in6
+ {
+ __SOCKADDR_COMMON (sin6_);
+ u_int16_t sin6_port; /* Transport layer port # */
+ u_int32_t sin6_flowinfo; /* IPv6 flow information */
+ struct in6_addr sin6_addr; /* IPv6 address */
+ };
+
+#define IN6_IS_ADDR_V4MAPPED(a) \
+ ((((u_int32_t *) (a))[0] == 0) && (((u_int32_t *) (a))[1] == 0) && \
+ (((u_int32_t *) (a))[2] == htonl (0xffff)))
+
+#define IN6_IS_ADDR_MULTICAST(a) (((u_int8_t *) (a))[0] == 0xff)
+
+#define IN6_IS_ADDR_LINKLOCAL(a) \
+ ((((u_int32_t *) (a))[0] & htonl (0xffc00000)) == htonl (0xfe800000))
+
+#define IN6_IS_ADDR_LOOPBACK(a) \
+ (((u_int32_t *) (a))[0] == 0 && ((u_int32_t *) (a))[1] == 0 && \
+ ((u_int32_t *) (a))[2] == 0 && ((u_int32_t *) (a))[3] == htonl (1))
+#endif /* __MINGW32__ */
+
+#define ip6_vfc ip6_ctlun.ip6_un2_vfc
+#define ip6_flow ip6_ctlun.ip6_un1.ip6_un1_flow
+#define ip6_plen ip6_ctlun.ip6_un1.ip6_un1_plen
+#define ip6_nxt ip6_ctlun.ip6_un1.ip6_un1_nxt
+#define ip6_hlim ip6_ctlun.ip6_un1.ip6_un1_hlim
+#define ip6_hops ip6_ctlun.ip6_un1.ip6_un1_hlim
+
+#define nd_rd_type nd_rd_hdr.icmp6_type
+#define nd_rd_code nd_rd_hdr.icmp6_code
+#define nd_rd_cksum nd_rd_hdr.icmp6_cksum
+#define nd_rd_reserved nd_rd_hdr.icmp6_data32[0]
+
+/*
+ * IPV6 extension headers
+ */
+#define IPPROTO_HOPOPTS 0 /* IPv6 hop-by-hop options */
+#define IPPROTO_IPV6 41 /* IPv6 header. */
+#define IPPROTO_ROUTING 43 /* IPv6 routing header */
+#define IPPROTO_FRAGMENT 44 /* IPv6 fragmentation header */
+#define IPPROTO_ESP 50 /* encapsulating security payload */
+#define IPPROTO_AH 51 /* authentication header */
+#define IPPROTO_ICMPV6 58 /* ICMPv6 */
+#define IPPROTO_NONE 59 /* IPv6 no next header */
+#define IPPROTO_DSTOPTS 60 /* IPv6 destination options */
+#define IPPROTO_PIM 103 /* Protocol Independent Multicast. */
+
+#define IPV6_RTHDR_TYPE_0 0
+
+/* Option types and related macros */
+#define IP6OPT_PAD1 0x00 /* 00 0 00000 */
+#define IP6OPT_PADN 0x01 /* 00 0 00001 */
+#define IP6OPT_JUMBO 0xC2 /* 11 0 00010 = 194 */
+#define IP6OPT_JUMBO_LEN 6
+#define IP6OPT_ROUTER_ALERT 0x05 /* 00 0 00101 */
+
+#define IP6OPT_RTALERT_LEN 4
+#define IP6OPT_RTALERT_MLD 0 /* Datagram contains an MLD message */
+#define IP6OPT_RTALERT_RSVP 1 /* Datagram contains an RSVP message */
+#define IP6OPT_RTALERT_ACTNET 2 /* contains an Active Networks msg */
+#define IP6OPT_MINLEN 2
+
+#define IP6OPT_BINDING_UPDATE 0xc6 /* 11 0 00110 */
+#define IP6OPT_BINDING_ACK 0x07 /* 00 0 00111 */
+#define IP6OPT_BINDING_REQ 0x08 /* 00 0 01000 */
+#define IP6OPT_HOME_ADDRESS 0xc9 /* 11 0 01001 */
+#define IP6OPT_EID 0x8a /* 10 0 01010 */
+
+#define IP6OPT_TYPE(o) ((o) & 0xC0)
+#define IP6OPT_TYPE_SKIP 0x00
+#define IP6OPT_TYPE_DISCARD 0x40
+#define IP6OPT_TYPE_FORCEICMP 0x80
+#define IP6OPT_TYPE_ICMP 0xC0
+
+#define IP6OPT_MUTABLE 0x20
+
+
+#if defined(__MINGW32__) && defined(DEFINE_ADDITIONAL_IPV6_STUFF)
+#ifndef EAI_ADDRFAMILY
+struct addrinfo {
+ int ai_flags; /* AI_PASSIVE, AI_CANONNAME */
+ int ai_family; /* PF_xxx */
+ int ai_socktype; /* SOCK_xxx */
+ int ai_protocol; /* 0 or IPPROTO_xxx for IPv4 and IPv6 */
+ size_t ai_addrlen; /* length of ai_addr */
+ char *ai_canonname; /* canonical name for hostname */
+ struct sockaddr *ai_addr; /* binary address */
+ struct addrinfo *ai_next; /* next structure in linked list */
+};
+#endif
+#endif /* __MINGW32__ */
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/netif.h b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/netif.h
new file mode 100644
index 000000000..8fe539376
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/netif.h
@@ -0,0 +1,52 @@
+/*
+ * FreeRTOS Kernel V10.2.1
+ * Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * http://www.FreeRTOS.org
+ * http://aws.amazon.com/freertos
+ *
+ * 1 tab == 4 spaces!
+ */
+
+#ifndef NET_IF_H
+#define NET_IF_H
+
+/*
+ * Send uip_len bytes from uip_buf to the network interface selected by the
+ * configNETWORK_INTERFACE_TO_USE constant (defined in FreeRTOSConfig.h).
+ */
+void vNetifTx( void );
+
+/*
+ * Receive bytes from the network interface selected by the
+ * configNETWORK_INTERFACE_TO_USE constant (defined in FreeRTOSConfig.h). The
+ * bytes are placed in uip_buf. The number of bytes copied into uip_buf is
+ * returned.
+ */
+UBaseType_t uxNetifRx( void );
+
+/*
+ * Prepare a packet capture session. This will print out all the network
+ * interfaces available, and the one actually used is set by the
+ * configNETWORK_INTERFACE_TO_USE constant that is defined in
+ * FreeRTOSConfig.h. */
+BaseType_t xNetifInit( void );
+
+#endif /* NET_IF_H */
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap-bpf.h b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap-bpf.h
new file mode 100644
index 000000000..5fe129dbb
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap-bpf.h
@@ -0,0 +1,47 @@
+/*-
+ * Copyright (c) 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997
+ * The Regents of the University of California. All rights reserved.
+ *
+ * This code is derived from the Stanford/CMU enet packet filter,
+ * (net/enet.c) distributed as part of 4.3BSD, and code contributed
+ * to Berkeley by Steven McCanne and Van Jacobson both of Lawrence
+ * Berkeley Laboratory.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * @(#) $Header: /tcpdump/master/libpcap/pcap-bpf.h,v 1.50 2007/04/01 21:43:55 guy Exp $ (LBL)
+ */
+
+/*
+ * For backwards compatibility.
+ *
+ * Note to OS vendors: do NOT get rid of this file! Some applications
+ * might expect to be able to include <pcap-bpf.h>.
+ */
+#include <pcap/bpf.h>
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap-namedb.h b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap-namedb.h
new file mode 100644
index 000000000..80a2f0040
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap-namedb.h
@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 1994, 1996
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the Computer Systems
+ * Engineering Group at Lawrence Berkeley Laboratory.
+ * 4. Neither the name of the University nor of the Laboratory may be used
+ * to endorse or promote products derived from this software without
+ * specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * @(#) $Header: /tcpdump/master/libpcap/pcap-namedb.h,v 1.13 2006/10/04 18:13:32 guy Exp $ (LBL)
+ */
+
+/*
+ * For backwards compatibility.
+ *
+ * Note to OS vendors: do NOT get rid of this file! Some applications
+ * might expect to be able to include <pcap-namedb.h>.
+ */
+#include <pcap/namedb.h>
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap-stdinc.h b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap-stdinc.h
new file mode 100644
index 000000000..cbd62d169
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap-stdinc.h
@@ -0,0 +1,93 @@
+/*
+ * Copyright (c) 2002 - 2005 NetGroup, Politecnico di Torino (Italy)
+ * Copyright (c) 2005 - 2009 CACE Technologies, Inc. Davis (California)
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the Politecnico di Torino nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * @(#) $Header: /tcpdump/master/libpcap/pcap-stdinc.h,v 1.10.2.1 2008-10-06 15:38:39 gianluca Exp $ (LBL)
+ */
+
+#define SIZEOF_CHAR 1
+#define SIZEOF_SHORT 2
+#define SIZEOF_INT 4
+#ifndef _MSC_EXTENSIONS
+#define SIZEOF_LONG_LONG 8
+#endif
+
+/*
+ * Avoids a compiler warning in case this was already defined
+ * (someone defined _WINSOCKAPI_ when including 'windows.h', in order
+ * to prevent it from including 'winsock.h')
+ */
+#ifdef _WINSOCKAPI_
+#undef _WINSOCKAPI_
+#endif
+#include <winsock2.h>
+
+#include <fcntl.h>
+
+#include "bittypes.h"
+#include <time.h>
+#include <io.h>
+
+#ifndef __MINGW32__
+#include "IP6_misc.h"
+#endif
+
+#define caddr_t char*
+
+#if _MSC_VER < 1500
+#define snprintf _snprintf
+#define vsnprintf _vsnprintf
+#define strdup _strdup
+#endif
+
+#define inline __inline
+
+#ifdef __MINGW32__
+#include <stdint.h>
+#else /*__MINGW32__*/
+/* MSVC compiler */
+#ifndef _UINTPTR_T_DEFINED
+#ifdef _WIN64
+typedef unsigned __int64 uintptr_t;
+#else
+typedef _W64 unsigned int uintptr_t;
+#endif
+#define _UINTPTR_T_DEFINED
+#endif
+
+#ifndef _INTPTR_T_DEFINED
+#ifdef _WIN64
+typedef __int64 intptr_t;
+#else
+typedef _W64 int intptr_t;
+#endif
+#define _INTPTR_T_DEFINED
+#endif
+
+#endif /*__MINGW32__*/
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap.h b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap.h
new file mode 100644
index 000000000..935f9494c
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap.h
@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 1993, 1994, 1995, 1996, 1997
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the Computer Systems
+ * Engineering Group at Lawrence Berkeley Laboratory.
+ * 4. Neither the name of the University nor of the Laboratory may be used
+ * to endorse or promote products derived from this software without
+ * specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * @(#) $Header: /tcpdump/master/libpcap/pcap.h,v 1.59 2006/10/04 18:09:22 guy Exp $ (LBL)
+ */
+
+/*
+ * For backwards compatibility.
+ *
+ * Note to OS vendors: do NOT get rid of this file! Many applications
+ * expect to be able to include <pcap.h>, and at least some of them
+ * go through contortions in their configure scripts to try to detect
+ * OSes that have "helpfully" moved pcap.h to <pcap/pcap.h> without
+ * leaving behind a <pcap.h> file.
+ */
+#include <pcap/pcap.h>
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/bluetooth.h b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/bluetooth.h
new file mode 100644
index 000000000..7bf65df03
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/bluetooth.h
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2006 Paolo Abeni (Italy)
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote
+ * products derived from this software without specific prior written
+ * permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * bluetooth data struct
+ * By Paolo Abeni <paolo.abeni@email.it>
+ *
+ * @(#) $Header: /tcpdump/master/libpcap/pcap/bluetooth.h,v 1.1 2007/09/22 02:10:17 guy Exp $
+ */
+
+#ifndef _PCAP_BLUETOOTH_STRUCTS_H__
+#define _PCAP_BLUETOOTH_STRUCTS_H__
+
+/*
+ * Header prepended libpcap to each bluetooth h:4 frame.
+ * fields are in network byte order
+ */
+typedef struct _pcap_bluetooth_h4_header {
+ u_int32_t direction; /* if first bit is set direction is incoming */
+} pcap_bluetooth_h4_header;
+
+
+#endif
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/bpf.h b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/bpf.h
new file mode 100644
index 000000000..9f4ca33e3
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/bpf.h
@@ -0,0 +1,934 @@
+/*-
+ * Copyright (c) 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997
+ * The Regents of the University of California. All rights reserved.
+ *
+ * This code is derived from the Stanford/CMU enet packet filter,
+ * (net/enet.c) distributed as part of 4.3BSD, and code contributed
+ * to Berkeley by Steven McCanne and Van Jacobson both of Lawrence
+ * Berkeley Laboratory.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * @(#)bpf.h 7.1 (Berkeley) 5/7/91
+ *
+ * @(#) $Header: /tcpdump/master/libpcap/pcap/bpf.h,v 1.19.2.8 2008-09-22 20:16:01 guy Exp $ (LBL)
+ */
+
+/*
+ * This is libpcap's cut-down version of bpf.h; it includes only
+ * the stuff needed for the code generator and the userland BPF
+ * interpreter, and the libpcap APIs for setting filters, etc..
+ *
+ * "pcap-bpf.c" will include the native OS version, as it deals with
+ * the OS's BPF implementation.
+ *
+ * XXX - should this all just be moved to "pcap.h"?
+ */
+
+#ifndef BPF_MAJOR_VERSION
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* BSD style release date */
+#define BPF_RELEASE 199606
+
+#ifdef MSDOS /* must be 32-bit */
+typedef long bpf_int32;
+typedef unsigned long bpf_u_int32;
+#else
+typedef int bpf_int32;
+typedef u_int bpf_u_int32;
+#endif
+
+/*
+ * Alignment macros. BPF_WORDALIGN rounds up to the next
+ * even multiple of BPF_ALIGNMENT.
+ */
+#ifndef __NetBSD__
+#define BPF_ALIGNMENT sizeof(bpf_int32)
+#else
+#define BPF_ALIGNMENT sizeof(long)
+#endif
+#define BPF_WORDALIGN(x) (((x)+(BPF_ALIGNMENT-1))&~(BPF_ALIGNMENT-1))
+
+#define BPF_MAXBUFSIZE 0x8000
+#define BPF_MINBUFSIZE 32
+
+/*
+ * Structure for "pcap_compile()", "pcap_setfilter()", etc..
+ */
+struct bpf_program {
+ u_int bf_len;
+ struct bpf_insn *bf_insns;
+};
+
+/*
+ * Struct return by BIOCVERSION. This represents the version number of
+ * the filter language described by the instruction encodings below.
+ * bpf understands a program iff kernel_major == filter_major &&
+ * kernel_minor >= filter_minor, that is, if the value returned by the
+ * running kernel has the same major number and a minor number equal
+ * equal to or less than the filter being downloaded. Otherwise, the
+ * results are undefined, meaning an error may be returned or packets
+ * may be accepted haphazardly.
+ * It has nothing to do with the source code version.
+ */
+struct bpf_version {
+ u_short bv_major;
+ u_short bv_minor;
+};
+/* Current version number of filter architecture. */
+#define BPF_MAJOR_VERSION 1
+#define BPF_MINOR_VERSION 1
+
+/*
+ * Data-link level type codes.
+ *
+ * Do *NOT* add new values to this list without asking
+ * "tcpdump-workers@lists.tcpdump.org" for a value. Otherwise, you run
+ * the risk of using a value that's already being used for some other
+ * purpose, and of having tools that read libpcap-format captures not
+ * being able to handle captures with your new DLT_ value, with no hope
+ * that they will ever be changed to do so (as that would destroy their
+ * ability to read captures using that value for that other purpose).
+ */
+
+/*
+ * These are the types that are the same on all platforms, and that
+ * have been defined by <net/bpf.h> for ages.
+ */
+#define DLT_NULL 0 /* BSD loopback encapsulation */
+#define DLT_EN10MB 1 /* Ethernet (10Mb) */
+#define DLT_EN3MB 2 /* Experimental Ethernet (3Mb) */
+#define DLT_AX25 3 /* Amateur Radio AX.25 */
+#define DLT_PRONET 4 /* Proteon ProNET Token Ring */
+#define DLT_CHAOS 5 /* Chaos */
+#define DLT_IEEE802 6 /* 802.5 Token Ring */
+#define DLT_ARCNET 7 /* ARCNET, with BSD-style header */
+#define DLT_SLIP 8 /* Serial Line IP */
+#define DLT_PPP 9 /* Point-to-point Protocol */
+#define DLT_FDDI 10 /* FDDI */
+
+/*
+ * These are types that are different on some platforms, and that
+ * have been defined by <net/bpf.h> for ages. We use #ifdefs to
+ * detect the BSDs that define them differently from the traditional
+ * libpcap <net/bpf.h>
+ *
+ * XXX - DLT_ATM_RFC1483 is 13 in BSD/OS, and DLT_RAW is 14 in BSD/OS,
+ * but I don't know what the right #define is for BSD/OS.
+ */
+#define DLT_ATM_RFC1483 11 /* LLC-encapsulated ATM */
+
+#ifdef __OpenBSD__
+#define DLT_RAW 14 /* raw IP */
+#else
+#define DLT_RAW 12 /* raw IP */
+#endif
+
+/*
+ * Given that the only OS that currently generates BSD/OS SLIP or PPP
+ * is, well, BSD/OS, arguably everybody should have chosen its values
+ * for DLT_SLIP_BSDOS and DLT_PPP_BSDOS, which are 15 and 16, but they
+ * didn't. So it goes.
+ */
+#if defined(__NetBSD__) || defined(__FreeBSD__)
+#ifndef DLT_SLIP_BSDOS
+#define DLT_SLIP_BSDOS 13 /* BSD/OS Serial Line IP */
+#define DLT_PPP_BSDOS 14 /* BSD/OS Point-to-point Protocol */
+#endif
+#else
+#define DLT_SLIP_BSDOS 15 /* BSD/OS Serial Line IP */
+#define DLT_PPP_BSDOS 16 /* BSD/OS Point-to-point Protocol */
+#endif
+
+/*
+ * 17 is used for DLT_OLD_PFLOG in OpenBSD;
+ * OBSOLETE: DLT_PFLOG is 117 in OpenBSD now as well. See below.
+ * 18 is used for DLT_PFSYNC in OpenBSD; don't use it for anything else.
+ */
+
+#define DLT_ATM_CLIP 19 /* Linux Classical-IP over ATM */
+
+/*
+ * Apparently Redback uses this for its SmartEdge 400/800. I hope
+ * nobody else decided to use it, too.
+ */
+#define DLT_REDBACK_SMARTEDGE 32
+
+/*
+ * These values are defined by NetBSD; other platforms should refrain from
+ * using them for other purposes, so that NetBSD savefiles with link
+ * types of 50 or 51 can be read as this type on all platforms.
+ */
+#define DLT_PPP_SERIAL 50 /* PPP over serial with HDLC encapsulation */
+#define DLT_PPP_ETHER 51 /* PPP over Ethernet */
+
+/*
+ * The Axent Raptor firewall - now the Symantec Enterprise Firewall - uses
+ * a link-layer type of 99 for the tcpdump it supplies. The link-layer
+ * header has 6 bytes of unknown data, something that appears to be an
+ * Ethernet type, and 36 bytes that appear to be 0 in at least one capture
+ * I've seen.
+ */
+#define DLT_SYMANTEC_FIREWALL 99
+
+/*
+ * Values between 100 and 103 are used in capture file headers as
+ * link-layer types corresponding to DLT_ types that differ
+ * between platforms; don't use those values for new DLT_ new types.
+ */
+
+/*
+ * This value was defined by libpcap 0.5; platforms that have defined
+ * it with a different value should define it here with that value -
+ * a link type of 104 in a save file will be mapped to DLT_C_HDLC,
+ * whatever value that happens to be, so programs will correctly
+ * handle files with that link type regardless of the value of
+ * DLT_C_HDLC.
+ *
+ * The name DLT_C_HDLC was used by BSD/OS; we use that name for source
+ * compatibility with programs written for BSD/OS.
+ *
+ * libpcap 0.5 defined it as DLT_CHDLC; we define DLT_CHDLC as well,
+ * for source compatibility with programs written for libpcap 0.5.
+ */
+#define DLT_C_HDLC 104 /* Cisco HDLC */
+#define DLT_CHDLC DLT_C_HDLC
+
+#define DLT_IEEE802_11 105 /* IEEE 802.11 wireless */
+
+/*
+ * 106 is reserved for Linux Classical IP over ATM; it's like DLT_RAW,
+ * except when it isn't. (I.e., sometimes it's just raw IP, and
+ * sometimes it isn't.) We currently handle it as DLT_LINUX_SLL,
+ * so that we don't have to worry about the link-layer header.)
+ */
+
+/*
+ * Frame Relay; BSD/OS has a DLT_FR with a value of 11, but that collides
+ * with other values.
+ * DLT_FR and DLT_FRELAY packets start with the Q.922 Frame Relay header
+ * (DLCI, etc.).
+ */
+#define DLT_FRELAY 107
+
+/*
+ * OpenBSD DLT_LOOP, for loopback devices; it's like DLT_NULL, except
+ * that the AF_ type in the link-layer header is in network byte order.
+ *
+ * DLT_LOOP is 12 in OpenBSD, but that's DLT_RAW in other OSes, so
+ * we don't use 12 for it in OSes other than OpenBSD.
+ */
+#ifdef __OpenBSD__
+#define DLT_LOOP 12
+#else
+#define DLT_LOOP 108
+#endif
+
+/*
+ * Encapsulated packets for IPsec; DLT_ENC is 13 in OpenBSD, but that's
+ * DLT_SLIP_BSDOS in NetBSD, so we don't use 13 for it in OSes other
+ * than OpenBSD.
+ */
+#ifdef __OpenBSD__
+#define DLT_ENC 13
+#else
+#define DLT_ENC 109
+#endif
+
+/*
+ * Values between 110 and 112 are reserved for use in capture file headers
+ * as link-layer types corresponding to DLT_ types that might differ
+ * between platforms; don't use those values for new DLT_ types
+ * other than the corresponding DLT_ types.
+ */
+
+/*
+ * This is for Linux cooked sockets.
+ */
+#define DLT_LINUX_SLL 113
+
+/*
+ * Apple LocalTalk hardware.
+ */
+#define DLT_LTALK 114
+
+/*
+ * Acorn Econet.
+ */
+#define DLT_ECONET 115
+
+/*
+ * Reserved for use with OpenBSD ipfilter.
+ */
+#define DLT_IPFILTER 116
+
+/*
+ * OpenBSD DLT_PFLOG; DLT_PFLOG is 17 in OpenBSD, but that's DLT_LANE8023
+ * in SuSE 6.3, so we can't use 17 for it in capture-file headers.
+ *
+ * XXX: is there a conflict with DLT_PFSYNC 18 as well?
+ */
+#ifdef __OpenBSD__
+#define DLT_OLD_PFLOG 17
+#define DLT_PFSYNC 18
+#endif
+#define DLT_PFLOG 117
+
+/*
+ * Registered for Cisco-internal use.
+ */
+#define DLT_CISCO_IOS 118
+
+/*
+ * For 802.11 cards using the Prism II chips, with a link-layer
+ * header including Prism monitor mode information plus an 802.11
+ * header.
+ */
+#define DLT_PRISM_HEADER 119
+
+/*
+ * Reserved for Aironet 802.11 cards, with an Aironet link-layer header
+ * (see Doug Ambrisko's FreeBSD patches).
+ */
+#define DLT_AIRONET_HEADER 120
+
+/*
+ * Reserved for Siemens HiPath HDLC.
+ */
+#define DLT_HHDLC 121
+
+/*
+ * This is for RFC 2625 IP-over-Fibre Channel.
+ *
+ * This is not for use with raw Fibre Channel, where the link-layer
+ * header starts with a Fibre Channel frame header; it's for IP-over-FC,
+ * where the link-layer header starts with an RFC 2625 Network_Header
+ * field.
+ */
+#define DLT_IP_OVER_FC 122
+
+/*
+ * This is for Full Frontal ATM on Solaris with SunATM, with a
+ * pseudo-header followed by an AALn PDU.
+ *
+ * There may be other forms of Full Frontal ATM on other OSes,
+ * with different pseudo-headers.
+ *
+ * If ATM software returns a pseudo-header with VPI/VCI information
+ * (and, ideally, packet type information, e.g. signalling, ILMI,
+ * LANE, LLC-multiplexed traffic, etc.), it should not use
+ * DLT_ATM_RFC1483, but should get a new DLT_ value, so tcpdump
+ * and the like don't have to infer the presence or absence of a
+ * pseudo-header and the form of the pseudo-header.
+ */
+#define DLT_SUNATM 123 /* Solaris+SunATM */
+
+/*
+ * Reserved as per request from Kent Dahlgren <kent@praesum.com>
+ * for private use.
+ */
+#define DLT_RIO 124 /* RapidIO */
+#define DLT_PCI_EXP 125 /* PCI Express */
+#define DLT_AURORA 126 /* Xilinx Aurora link layer */
+
+/*
+ * Header for 802.11 plus a number of bits of link-layer information
+ * including radio information, used by some recent BSD drivers as
+ * well as the madwifi Atheros driver for Linux.
+ */
+#define DLT_IEEE802_11_RADIO 127 /* 802.11 plus radiotap radio header */
+
+/*
+ * Reserved for the TZSP encapsulation, as per request from
+ * Chris Waters <chris.waters@networkchemistry.com>
+ * TZSP is a generic encapsulation for any other link type,
+ * which includes a means to include meta-information
+ * with the packet, e.g. signal strength and channel
+ * for 802.11 packets.
+ */
+#define DLT_TZSP 128 /* Tazmen Sniffer Protocol */
+
+/*
+ * BSD's ARCNET headers have the source host, destination host,
+ * and type at the beginning of the packet; that's what's handed
+ * up to userland via BPF.
+ *
+ * Linux's ARCNET headers, however, have a 2-byte offset field
+ * between the host IDs and the type; that's what's handed up
+ * to userland via PF_PACKET sockets.
+ *
+ * We therefore have to have separate DLT_ values for them.
+ */
+#define DLT_ARCNET_LINUX 129 /* ARCNET */
+
+/*
+ * Juniper-private data link types, as per request from
+ * Hannes Gredler <hannes@juniper.net>. The DLT_s are used
+ * for passing on chassis-internal metainformation such as
+ * QOS profiles, etc..
+ */
+#define DLT_JUNIPER_MLPPP 130
+#define DLT_JUNIPER_MLFR 131
+#define DLT_JUNIPER_ES 132
+#define DLT_JUNIPER_GGSN 133
+#define DLT_JUNIPER_MFR 134
+#define DLT_JUNIPER_ATM2 135
+#define DLT_JUNIPER_SERVICES 136
+#define DLT_JUNIPER_ATM1 137
+
+/*
+ * Apple IP-over-IEEE 1394, as per a request from Dieter Siegmund
+ * <dieter@apple.com>. The header that's presented is an Ethernet-like
+ * header:
+ *
+ * #define FIREWIRE_EUI64_LEN 8
+ * struct firewire_header {
+ * u_char firewire_dhost[FIREWIRE_EUI64_LEN];
+ * u_char firewire_shost[FIREWIRE_EUI64_LEN];
+ * u_short firewire_type;
+ * };
+ *
+ * with "firewire_type" being an Ethernet type value, rather than,
+ * for example, raw GASP frames being handed up.
+ */
+#define DLT_APPLE_IP_OVER_IEEE1394 138
+
+/*
+ * Various SS7 encapsulations, as per a request from Jeff Morriss
+ * <jeff.morriss[AT]ulticom.com> and subsequent discussions.
+ */
+#define DLT_MTP2_WITH_PHDR 139 /* pseudo-header with various info, followed by MTP2 */
+#define DLT_MTP2 140 /* MTP2, without pseudo-header */
+#define DLT_MTP3 141 /* MTP3, without pseudo-header or MTP2 */
+#define DLT_SCCP 142 /* SCCP, without pseudo-header or MTP2 or MTP3 */
+
+/*
+ * DOCSIS MAC frames.
+ */
+#define DLT_DOCSIS 143
+
+/*
+ * Linux-IrDA packets. Protocol defined at http://www.irda.org.
+ * Those packets include IrLAP headers and above (IrLMP...), but
+ * don't include Phy framing (SOF/EOF/CRC & byte stuffing), because Phy
+ * framing can be handled by the hardware and depend on the bitrate.
+ * This is exactly the format you would get capturing on a Linux-IrDA
+ * interface (irdaX), but not on a raw serial port.
+ * Note the capture is done in "Linux-cooked" mode, so each packet include
+ * a fake packet header (struct sll_header). This is because IrDA packet
+ * decoding is dependant on the direction of the packet (incomming or
+ * outgoing).
+ * When/if other platform implement IrDA capture, we may revisit the
+ * issue and define a real DLT_IRDA...
+ * Jean II
+ */
+#define DLT_LINUX_IRDA 144
+
+/*
+ * Reserved for IBM SP switch and IBM Next Federation switch.
+ */
+#define DLT_IBM_SP 145
+#define DLT_IBM_SN 146
+
+/*
+ * Reserved for private use. If you have some link-layer header type
+ * that you want to use within your organization, with the capture files
+ * using that link-layer header type not ever be sent outside your
+ * organization, you can use these values.
+ *
+ * No libpcap release will use these for any purpose, nor will any
+ * tcpdump release use them, either.
+ *
+ * Do *NOT* use these in capture files that you expect anybody not using
+ * your private versions of capture-file-reading tools to read; in
+ * particular, do *NOT* use them in products, otherwise you may find that
+ * people won't be able to use tcpdump, or snort, or Ethereal, or... to
+ * read capture files from your firewall/intrusion detection/traffic
+ * monitoring/etc. appliance, or whatever product uses that DLT_ value,
+ * and you may also find that the developers of those applications will
+ * not accept patches to let them read those files.
+ *
+ * Also, do not use them if somebody might send you a capture using them
+ * for *their* private type and tools using them for *your* private type
+ * would have to read them.
+ *
+ * Instead, ask "tcpdump-workers@lists.tcpdump.org" for a new DLT_ value,
+ * as per the comment above, and use the type you're given.
+ */
+#define DLT_USER0 147
+#define DLT_USER1 148
+#define DLT_USER2 149
+#define DLT_USER3 150
+#define DLT_USER4 151
+#define DLT_USER5 152
+#define DLT_USER6 153
+#define DLT_USER7 154
+#define DLT_USER8 155
+#define DLT_USER9 156
+#define DLT_USER10 157
+#define DLT_USER11 158
+#define DLT_USER12 159
+#define DLT_USER13 160
+#define DLT_USER14 161
+#define DLT_USER15 162
+
+/*
+ * For future use with 802.11 captures - defined by AbsoluteValue
+ * Systems to store a number of bits of link-layer information
+ * including radio information:
+ *
+ * http://www.shaftnet.org/~pizza/software/capturefrm.txt
+ *
+ * but it might be used by some non-AVS drivers now or in the
+ * future.
+ */
+#define DLT_IEEE802_11_RADIO_AVS 163 /* 802.11 plus AVS radio header */
+
+/*
+ * Juniper-private data link type, as per request from
+ * Hannes Gredler <hannes@juniper.net>. The DLT_s are used
+ * for passing on chassis-internal metainformation such as
+ * QOS profiles, etc..
+ */
+#define DLT_JUNIPER_MONITOR 164
+
+/*
+ * Reserved for BACnet MS/TP.
+ */
+#define DLT_BACNET_MS_TP 165
+
+/*
+ * Another PPP variant as per request from Karsten Keil <kkeil@suse.de>.
+ *
+ * This is used in some OSes to allow a kernel socket filter to distinguish
+ * between incoming and outgoing packets, on a socket intended to
+ * supply pppd with outgoing packets so it can do dial-on-demand and
+ * hangup-on-lack-of-demand; incoming packets are filtered out so they
+ * don't cause pppd to hold the connection up (you don't want random
+ * input packets such as port scans, packets from old lost connections,
+ * etc. to force the connection to stay up).
+ *
+ * The first byte of the PPP header (0xff03) is modified to accomodate
+ * the direction - 0x00 = IN, 0x01 = OUT.
+ */
+#define DLT_PPP_PPPD 166
+
+/*
+ * Names for backwards compatibility with older versions of some PPP
+ * software; new software should use DLT_PPP_PPPD.
+ */
+#define DLT_PPP_WITH_DIRECTION DLT_PPP_PPPD
+#define DLT_LINUX_PPP_WITHDIRECTION DLT_PPP_PPPD
+
+/*
+ * Juniper-private data link type, as per request from
+ * Hannes Gredler <hannes@juniper.net>. The DLT_s are used
+ * for passing on chassis-internal metainformation such as
+ * QOS profiles, cookies, etc..
+ */
+#define DLT_JUNIPER_PPPOE 167
+#define DLT_JUNIPER_PPPOE_ATM 168
+
+#define DLT_GPRS_LLC 169 /* GPRS LLC */
+#define DLT_GPF_T 170 /* GPF-T (ITU-T G.7041/Y.1303) */
+#define DLT_GPF_F 171 /* GPF-F (ITU-T G.7041/Y.1303) */
+
+/*
+ * Requested by Oolan Zimmer <oz@gcom.com> for use in Gcom's T1/E1 line
+ * monitoring equipment.
+ */
+#define DLT_GCOM_T1E1 172
+#define DLT_GCOM_SERIAL 173
+
+/*
+ * Juniper-private data link type, as per request from
+ * Hannes Gredler <hannes@juniper.net>. The DLT_ is used
+ * for internal communication to Physical Interface Cards (PIC)
+ */
+#define DLT_JUNIPER_PIC_PEER 174
+
+/*
+ * Link types requested by Gregor Maier <gregor@endace.com> of Endace
+ * Measurement Systems. They add an ERF header (see
+ * http://www.endace.com/support/EndaceRecordFormat.pdf) in front of
+ * the link-layer header.
+ */
+#define DLT_ERF_ETH 175 /* Ethernet */
+#define DLT_ERF_POS 176 /* Packet-over-SONET */
+
+/*
+ * Requested by Daniele Orlandi <daniele@orlandi.com> for raw LAPD
+ * for vISDN (http://www.orlandi.com/visdn/). Its link-layer header
+ * includes additional information before the LAPD header, so it's
+ * not necessarily a generic LAPD header.
+ */
+#define DLT_LINUX_LAPD 177
+
+/*
+ * Juniper-private data link type, as per request from
+ * Hannes Gredler <hannes@juniper.net>.
+ * The DLT_ are used for prepending meta-information
+ * like interface index, interface name
+ * before standard Ethernet, PPP, Frelay & C-HDLC Frames
+ */
+#define DLT_JUNIPER_ETHER 178
+#define DLT_JUNIPER_PPP 179
+#define DLT_JUNIPER_FRELAY 180
+#define DLT_JUNIPER_CHDLC 181
+
+/*
+ * Multi Link Frame Relay (FRF.16)
+ */
+#define DLT_MFR 182
+
+/*
+ * Juniper-private data link type, as per request from
+ * Hannes Gredler <hannes@juniper.net>.
+ * The DLT_ is used for internal communication with a
+ * voice Adapter Card (PIC)
+ */
+#define DLT_JUNIPER_VP 183
+
+/*
+ * Arinc 429 frames.
+ * DLT_ requested by Gianluca Varenni <gianluca.varenni@cacetech.com>.
+ * Every frame contains a 32bit A429 label.
+ * More documentation on Arinc 429 can be found at
+ * http://www.condoreng.com/support/downloads/tutorials/ARINCTutorial.pdf
+ */
+#define DLT_A429 184
+
+/*
+ * Arinc 653 Interpartition Communication messages.
+ * DLT_ requested by Gianluca Varenni <gianluca.varenni@cacetech.com>.
+ * Please refer to the A653-1 standard for more information.
+ */
+#define DLT_A653_ICM 185
+
+/*
+ * USB packets, beginning with a USB setup header; requested by
+ * Paolo Abeni <paolo.abeni@email.it>.
+ */
+#define DLT_USB 186
+
+/*
+ * Bluetooth HCI UART transport layer (part H:4); requested by
+ * Paolo Abeni.
+ */
+#define DLT_BLUETOOTH_HCI_H4 187
+
+/*
+ * IEEE 802.16 MAC Common Part Sublayer; requested by Maria Cruz
+ * <cruz_petagay@bah.com>.
+ */
+#define DLT_IEEE802_16_MAC_CPS 188
+
+/*
+ * USB packets, beginning with a Linux USB header; requested by
+ * Paolo Abeni <paolo.abeni@email.it>.
+ */
+#define DLT_USB_LINUX 189
+
+/*
+ * Controller Area Network (CAN) v. 2.0B packets.
+ * DLT_ requested by Gianluca Varenni <gianluca.varenni@cacetech.com>.
+ * Used to dump CAN packets coming from a CAN Vector board.
+ * More documentation on the CAN v2.0B frames can be found at
+ * http://www.can-cia.org/downloads/?269
+ */
+#define DLT_CAN20B 190
+
+/*
+ * IEEE 802.15.4, with address fields padded, as is done by Linux
+ * drivers; requested by Juergen Schimmer.
+ */
+#define DLT_IEEE802_15_4_LINUX 191
+
+/*
+ * Per Packet Information encapsulated packets.
+ * DLT_ requested by Gianluca Varenni <gianluca.varenni@cacetech.com>.
+ */
+#define DLT_PPI 192
+
+/*
+ * Header for 802.16 MAC Common Part Sublayer plus a radiotap radio header;
+ * requested by Charles Clancy.
+ */
+#define DLT_IEEE802_16_MAC_CPS_RADIO 193
+
+/*
+ * Juniper-private data link type, as per request from
+ * Hannes Gredler <hannes@juniper.net>.
+ * The DLT_ is used for internal communication with a
+ * integrated service module (ISM).
+ */
+#define DLT_JUNIPER_ISM 194
+
+/*
+ * IEEE 802.15.4, exactly as it appears in the spec (no padding, no
+ * nothing); requested by Mikko Saarnivala <mikko.saarnivala@sensinode.com>.
+ */
+#define DLT_IEEE802_15_4 195
+
+/*
+ * Various link-layer types, with a pseudo-header, for SITA
+ * (http://www.sita.aero/); requested by Fulko Hew (fulko.hew@gmail.com).
+ */
+#define DLT_SITA 196
+
+/*
+ * Various link-layer types, with a pseudo-header, for Endace DAG cards;
+ * encapsulates Endace ERF records. Requested by Stephen Donnelly
+ * <stephen@endace.com>.
+ */
+#define DLT_ERF 197
+
+/*
+ * Special header prepended to Ethernet packets when capturing from a
+ * u10 Networks board. Requested by Phil Mulholland
+ * <phil@u10networks.com>.
+ */
+#define DLT_RAIF1 198
+
+/*
+ * IPMB packet for IPMI, beginning with the I2C slave address, followed
+ * by the netFn and LUN, etc.. Requested by Chanthy Toeung
+ * <chanthy.toeung@ca.kontron.com>.
+ */
+#define DLT_IPMB 199
+
+/*
+ * Juniper-private data link type, as per request from
+ * Hannes Gredler <hannes@juniper.net>.
+ * The DLT_ is used for capturing data on a secure tunnel interface.
+ */
+#define DLT_JUNIPER_ST 200
+
+/*
+ * Bluetooth HCI UART transport layer (part H:4), with pseudo-header
+ * that includes direction information; requested by Paolo Abeni.
+ */
+#define DLT_BLUETOOTH_HCI_H4_WITH_PHDR 201
+
+/*
+ * AX.25 packet with a 1-byte KISS header; see
+ *
+ * http://www.ax25.net/kiss.htm
+ *
+ * as per Richard Stearn <richard@rns-stearn.demon.co.uk>.
+ */
+#define DLT_AX25_KISS 202
+
+/*
+ * LAPD packets from an ISDN channel, starting with the address field,
+ * with no pseudo-header.
+ * Requested by Varuna De Silva <varunax@gmail.com>.
+ */
+#define DLT_LAPD 203
+
+/*
+ * Variants of various link-layer headers, with a one-byte direction
+ * pseudo-header prepended - zero means "received by this host",
+ * non-zero (any non-zero value) means "sent by this host" - as per
+ * Will Barker <w.barker@zen.co.uk>.
+ */
+#define DLT_PPP_WITH_DIR 204 /* PPP - don't confuse with DLT_PPP_WITH_DIRECTION */
+#define DLT_C_HDLC_WITH_DIR 205 /* Cisco HDLC */
+#define DLT_FRELAY_WITH_DIR 206 /* Frame Relay */
+#define DLT_LAPB_WITH_DIR 207 /* LAPB */
+
+/*
+ * 208 is reserved for an as-yet-unspecified proprietary link-layer
+ * type, as requested by Will Barker.
+ */
+
+/*
+ * IPMB with a Linux-specific pseudo-header; as requested by Alexey Neyman
+ * <avn@pigeonpoint.com>.
+ */
+#define DLT_IPMB_LINUX 209
+
+/*
+ * FlexRay automotive bus - http://www.flexray.com/ - as requested
+ * by Hannes Kaelber <hannes.kaelber@x2e.de>.
+ */
+#define DLT_FLEXRAY 210
+
+/*
+ * Media Oriented Systems Transport (MOST) bus for multimedia
+ * transport - http://www.mostcooperation.com/ - as requested
+ * by Hannes Kaelber <hannes.kaelber@x2e.de>.
+ */
+#define DLT_MOST 211
+
+/*
+ * Local Interconnect Network (LIN) bus for vehicle networks -
+ * http://www.lin-subbus.org/ - as requested by Hannes Kaelber
+ * <hannes.kaelber@x2e.de>.
+ */
+#define DLT_LIN 212
+
+/*
+ * X2E-private data link type used for serial line capture,
+ * as requested by Hannes Kaelber <hannes.kaelber@x2e.de>.
+ */
+#define DLT_X2E_SERIAL 213
+
+/*
+ * X2E-private data link type used for the Xoraya data logger
+ * family, as requested by Hannes Kaelber <hannes.kaelber@x2e.de>.
+ */
+#define DLT_X2E_XORAYA 214
+
+/*
+ * IEEE 802.15.4, exactly as it appears in the spec (no padding, no
+ * nothing), but with the PHY-level data for non-ASK PHYs (4 octets
+ * of 0 as preamble, one octet of SFD, one octet of frame length+
+ * reserved bit, and then the MAC-layer data, starting with the
+ * frame control field).
+ *
+ * Requested by Max Filippov <jcmvbkbc@gmail.com>.
+ */
+#define DLT_IEEE802_15_4_NONASK_PHY 215
+
+
+/*
+ * DLT and savefile link type values are split into a class and
+ * a member of that class. A class value of 0 indicates a regular
+ * DLT_/LINKTYPE_ value.
+ */
+#define DLT_CLASS(x) ((x) & 0x03ff0000)
+
+/*
+ * NetBSD-specific generic "raw" link type. The class value indicates
+ * that this is the generic raw type, and the lower 16 bits are the
+ * address family we're dealing with. Those values are NetBSD-specific;
+ * do not assume that they correspond to AF_ values for your operating
+ * system.
+ */
+#define DLT_CLASS_NETBSD_RAWAF 0x02240000
+#define DLT_NETBSD_RAWAF(af) (DLT_CLASS_NETBSD_RAWAF | (af))
+#define DLT_NETBSD_RAWAF_AF(x) ((x) & 0x0000ffff)
+#define DLT_IS_NETBSD_RAWAF(x) (DLT_CLASS(x) == DLT_CLASS_NETBSD_RAWAF)
+
+
+/*
+ * The instruction encodings.
+ */
+/* instruction classes */
+#define BPF_CLASS(code) ((code) & 0x07)
+#define BPF_LD 0x00
+#define BPF_LDX 0x01
+#define BPF_ST 0x02
+#define BPF_STX 0x03
+#define BPF_ALU 0x04
+#define BPF_JMP 0x05
+#define BPF_RET 0x06
+#define BPF_MISC 0x07
+
+/* ld/ldx fields */
+#define BPF_SIZE(code) ((code) & 0x18)
+#define BPF_W 0x00
+#define BPF_H 0x08
+#define BPF_B 0x10
+#define BPF_MODE(code) ((code) & 0xe0)
+#define BPF_IMM 0x00
+#define BPF_ABS 0x20
+#define BPF_IND 0x40
+#define BPF_MEM 0x60
+#define BPF_LEN 0x80
+#define BPF_MSH 0xa0
+
+/* alu/jmp fields */
+#define BPF_OP(code) ((code) & 0xf0)
+#define BPF_ADD 0x00
+#define BPF_SUB 0x10
+#define BPF_MUL 0x20
+#define BPF_DIV 0x30
+#define BPF_OR 0x40
+#define BPF_AND 0x50
+#define BPF_LSH 0x60
+#define BPF_RSH 0x70
+#define BPF_NEG 0x80
+#define BPF_JA 0x00
+#define BPF_JEQ 0x10
+#define BPF_JGT 0x20
+#define BPF_JGE 0x30
+#define BPF_JSET 0x40
+#define BPF_SRC(code) ((code) & 0x08)
+#define BPF_K 0x00
+#define BPF_X 0x08
+
+/* ret - BPF_K and BPF_X also apply */
+#define BPF_RVAL(code) ((code) & 0x18)
+#define BPF_A 0x10
+
+/* misc */
+#define BPF_MISCOP(code) ((code) & 0xf8)
+#define BPF_TAX 0x00
+#define BPF_TXA 0x80
+
+/*
+ * The instruction data structure.
+ */
+struct bpf_insn {
+ u_short code;
+ u_char jt;
+ u_char jf;
+ bpf_u_int32 k;
+};
+
+/*
+ * Macros for insn array initializers.
+ */
+#define BPF_STMT(code, k) { (u_short)(code), 0, 0, k }
+#define BPF_JUMP(code, k, jt, jf) { (u_short)(code), jt, jf, k }
+
+#if __STDC__ || defined(__cplusplus)
+extern int bpf_validate(const struct bpf_insn *, int);
+extern u_int bpf_filter(const struct bpf_insn *, const u_char *, u_int, u_int);
+#else
+extern int bpf_validate();
+extern u_int bpf_filter();
+#endif
+
+/*
+ * Number of scratch memory words (for BPF_LD|BPF_MEM and BPF_ST).
+ */
+#define BPF_MEMWORDS 16
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/namedb.h b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/namedb.h
new file mode 100644
index 000000000..9002c7509
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/namedb.h
@@ -0,0 +1,89 @@
+/*
+ * Copyright (c) 1994, 1996
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the Computer Systems
+ * Engineering Group at Lawrence Berkeley Laboratory.
+ * 4. Neither the name of the University nor of the Laboratory may be used
+ * to endorse or promote products derived from this software without
+ * specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * @(#) $Header: /tcpdump/master/libpcap/pcap/namedb.h,v 1.1 2006/10/04 18:09:22 guy Exp $ (LBL)
+ */
+
+#ifndef lib_pcap_namedb_h
+#define lib_pcap_namedb_h
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * As returned by the pcap_next_etherent()
+ * XXX this stuff doesn't belong in this interface, but this
+ * library already must do name to address translation, so
+ * on systems that don't have support for /etc/ethers, we
+ * export these hooks since they'll
+ */
+struct pcap_etherent {
+ u_char addr[6];
+ char name[122];
+};
+#ifndef PCAP_ETHERS_FILE
+#define PCAP_ETHERS_FILE "/etc/ethers"
+#endif
+struct pcap_etherent *pcap_next_etherent(FILE *);
+u_char *pcap_ether_hostton(const char*);
+u_char *pcap_ether_aton(const char *);
+
+bpf_u_int32 **pcap_nametoaddr(const char *);
+#ifdef INET6
+struct addrinfo *pcap_nametoaddrinfo(const char *);
+#endif
+bpf_u_int32 pcap_nametonetaddr(const char *);
+
+int pcap_nametoport(const char *, int *, int *);
+int pcap_nametoportrange(const char *, int *, int *, int *);
+int pcap_nametoproto(const char *);
+int pcap_nametoeproto(const char *);
+int pcap_nametollc(const char *);
+/*
+ * If a protocol is unknown, PROTO_UNDEF is returned.
+ * Also, pcap_nametoport() returns the protocol along with the port number.
+ * If there are ambiguous entried in /etc/services (i.e. domain
+ * can be either tcp or udp) PROTO_UNDEF is returned.
+ */
+#define PROTO_UNDEF -1
+
+/* XXX move these to pcap-int.h? */
+int __pcap_atodn(const char *, bpf_u_int32 *);
+int __pcap_atoin(const char *, bpf_u_int32 *);
+u_short __pcap_nametodnaddr(const char *);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/pcap.h b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/pcap.h
new file mode 100644
index 000000000..ad8fc40ac
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/pcap.h
@@ -0,0 +1,407 @@
+/* -*- Mode: c; tab-width: 8; indent-tabs-mode: 1; c-basic-offset: 8; -*- */
+/*
+ * Copyright (c) 1993, 1994, 1995, 1996, 1997
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the Computer Systems
+ * Engineering Group at Lawrence Berkeley Laboratory.
+ * 4. Neither the name of the University nor of the Laboratory may be used
+ * to endorse or promote products derived from this software without
+ * specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * @(#) $Header: /tcpdump/master/libpcap/pcap/pcap.h,v 1.4.2.11 2008-10-06 15:38:39 gianluca Exp $ (LBL)
+ */
+
+#ifndef lib_pcap_pcap_h
+#define lib_pcap_pcap_h
+
+#if defined(WIN32)
+ #include <pcap-stdinc.h>
+#elif defined(MSDOS)
+ #include <sys/types.h>
+ #include <sys/socket.h> /* u_int, u_char etc. */
+#else /* UN*X */
+ #include <sys/types.h>
+ #include <sys/time.h>
+#endif /* WIN32/MSDOS/UN*X */
+
+#ifndef PCAP_DONT_INCLUDE_PCAP_BPF_H
+#include <pcap/bpf.h>
+#endif
+
+#include <stdio.h>
+
+#ifdef HAVE_REMOTE
+ // We have to define the SOCKET here, although it has been defined in sockutils.h
+ // This is to avoid the distribution of the 'sockutils.h' file around
+ // (for example in the WinPcap developer's pack)
+ #ifndef SOCKET
+ #ifdef WIN32
+ #define SOCKET unsigned int
+ #else
+ #define SOCKET int
+ #endif
+ #endif
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define PCAP_VERSION_MAJOR 2
+#define PCAP_VERSION_MINOR 4
+
+#define PCAP_ERRBUF_SIZE 256
+
+/*
+ * Compatibility for systems that have a bpf.h that
+ * predates the bpf typedefs for 64-bit support.
+ */
+#if BPF_RELEASE - 0 < 199406
+typedef int bpf_int32;
+typedef u_int bpf_u_int32;
+#endif
+
+typedef struct pcap pcap_t;
+typedef struct pcap_dumper pcap_dumper_t;
+typedef struct pcap_if pcap_if_t;
+typedef struct pcap_addr pcap_addr_t;
+
+/*
+ * The first record in the file contains saved values for some
+ * of the flags used in the printout phases of tcpdump.
+ * Many fields here are 32 bit ints so compilers won't insert unwanted
+ * padding; these files need to be interchangeable across architectures.
+ *
+ * Do not change the layout of this structure, in any way (this includes
+ * changes that only affect the length of fields in this structure).
+ *
+ * Also, do not change the interpretation of any of the members of this
+ * structure, in any way (this includes using values other than
+ * LINKTYPE_ values, as defined in "savefile.c", in the "linktype"
+ * field).
+ *
+ * Instead:
+ *
+ * introduce a new structure for the new format, if the layout
+ * of the structure changed;
+ *
+ * send mail to "tcpdump-workers@lists.tcpdump.org", requesting
+ * a new magic number for your new capture file format, and, when
+ * you get the new magic number, put it in "savefile.c";
+ *
+ * use that magic number for save files with the changed file
+ * header;
+ *
+ * make the code in "savefile.c" capable of reading files with
+ * the old file header as well as files with the new file header
+ * (using the magic number to determine the header format).
+ *
+ * Then supply the changes as a patch at
+ *
+ * http://sourceforge.net/projects/libpcap/
+ *
+ * so that future versions of libpcap and programs that use it (such as
+ * tcpdump) will be able to read your new capture file format.
+ */
+struct pcap_file_header {
+ bpf_u_int32 magic;
+ u_short version_major;
+ u_short version_minor;
+ bpf_int32 thiszone; /* gmt to local correction */
+ bpf_u_int32 sigfigs; /* accuracy of timestamps */
+ bpf_u_int32 snaplen; /* max length saved portion of each pkt */
+ bpf_u_int32 linktype; /* data link type (LINKTYPE_*) */
+};
+
+/*
+ * Macros for the value returned by pcap_datalink_ext().
+ *
+ * If LT_FCS_LENGTH_PRESENT(x) is true, the LT_FCS_LENGTH(x) macro
+ * gives the FCS length of packets in the capture.
+ */
+#define LT_FCS_LENGTH_PRESENT(x) ((x) & 0x04000000)
+#define LT_FCS_LENGTH(x) (((x) & 0xF0000000) >> 28)
+#define LT_FCS_DATALINK_EXT(x) ((((x) & 0xF) << 28) | 0x04000000)
+
+typedef enum {
+ PCAP_D_INOUT = 0,
+ PCAP_D_IN,
+ PCAP_D_OUT
+} pcap_direction_t;
+
+/*
+ * Generic per-packet information, as supplied by libpcap.
+ *
+ * The time stamp can and should be a "struct timeval", regardless of
+ * whether your system supports 32-bit tv_sec in "struct timeval",
+ * 64-bit tv_sec in "struct timeval", or both if it supports both 32-bit
+ * and 64-bit applications. The on-disk format of savefiles uses 32-bit
+ * tv_sec (and tv_usec); this structure is irrelevant to that. 32-bit
+ * and 64-bit versions of libpcap, even if they're on the same platform,
+ * should supply the appropriate version of "struct timeval", even if
+ * that's not what the underlying packet capture mechanism supplies.
+ */
+struct pcap_pkthdr {
+ struct timeval ts; /* time stamp */
+ bpf_u_int32 caplen; /* length of portion present */
+ bpf_u_int32 len; /* length this packet (off wire) */
+};
+
+/*
+ * As returned by the pcap_stats()
+ */
+struct pcap_stat {
+ u_int ps_recv; /* number of packets received */
+ u_int ps_drop; /* number of packets dropped */
+ u_int ps_ifdrop; /* drops by interface XXX not yet supported */
+#ifdef HAVE_REMOTE
+ u_int ps_capt; /* number of packets that are received by the application; please get rid off the Win32 ifdef */
+ u_int ps_sent; /* number of packets sent by the server on the network */
+ u_int ps_netdrop; /* number of packets lost on the network */
+#endif /* HAVE_REMOTE */
+};
+
+#ifdef MSDOS
+/*
+ * As returned by the pcap_stats_ex()
+ */
+struct pcap_stat_ex {
+ u_long rx_packets; /* total packets received */
+ u_long tx_packets; /* total packets transmitted */
+ u_long rx_bytes; /* total bytes received */
+ u_long tx_bytes; /* total bytes transmitted */
+ u_long rx_errors; /* bad packets received */
+ u_long tx_errors; /* packet transmit problems */
+ u_long rx_dropped; /* no space in Rx buffers */
+ u_long tx_dropped; /* no space available for Tx */
+ u_long multicast; /* multicast packets received */
+ u_long collisions;
+
+ /* detailed rx_errors: */
+ u_long rx_length_errors;
+ u_long rx_over_errors; /* receiver ring buff overflow */
+ u_long rx_crc_errors; /* recv'd pkt with crc error */
+ u_long rx_frame_errors; /* recv'd frame alignment error */
+ u_long rx_fifo_errors; /* recv'r fifo overrun */
+ u_long rx_missed_errors; /* recv'r missed packet */
+
+ /* detailed tx_errors */
+ u_long tx_aborted_errors;
+ u_long tx_carrier_errors;
+ u_long tx_fifo_errors;
+ u_long tx_heartbeat_errors;
+ u_long tx_window_errors;
+ };
+#endif
+
+/*
+ * Item in a list of interfaces.
+ */
+struct pcap_if {
+ struct pcap_if *next;
+ char *name; /* name to hand to "pcap_open_live()" */
+ char *description; /* textual description of interface, or NULL */
+ struct pcap_addr *addresses;
+ bpf_u_int32 flags; /* PCAP_IF_ interface flags */
+};
+
+#define PCAP_IF_LOOPBACK 0x00000001 /* interface is loopback */
+
+/*
+ * Representation of an interface address.
+ */
+struct pcap_addr {
+ struct pcap_addr *next;
+ struct sockaddr *addr; /* address */
+ struct sockaddr *netmask; /* netmask for that address */
+ struct sockaddr *broadaddr; /* broadcast address for that address */
+ struct sockaddr *dstaddr; /* P2P destination address for that address */
+};
+
+typedef void (*pcap_handler)(u_char *, const struct pcap_pkthdr *,
+ const u_char *);
+
+/*
+ * Error codes for the pcap API.
+ * These will all be negative, so you can check for the success or
+ * failure of a call that returns these codes by checking for a
+ * negative value.
+ */
+#define PCAP_ERROR -1 /* generic error code */
+#define PCAP_ERROR_BREAK -2 /* loop terminated by pcap_breakloop */
+#define PCAP_ERROR_NOT_ACTIVATED -3 /* the capture needs to be activated */
+#define PCAP_ERROR_ACTIVATED -4 /* the operation can't be performed on already activated captures */
+#define PCAP_ERROR_NO_SUCH_DEVICE -5 /* no such device exists */
+#define PCAP_ERROR_RFMON_NOTSUP -6 /* this device doesn't support rfmon (monitor) mode */
+#define PCAP_ERROR_NOT_RFMON -7 /* operation supported only in monitor mode */
+#define PCAP_ERROR_PERM_DENIED -8 /* no permission to open the device */
+#define PCAP_ERROR_IFACE_NOT_UP -9 /* interface isn't up */
+
+/*
+ * Warning codes for the pcap API.
+ * These will all be positive and non-zero, so they won't look like
+ * errors.
+ */
+#define PCAP_WARNING 1 /* generic warning code */
+#define PCAP_WARNING_PROMISC_NOTSUP 2 /* this device doesn't support promiscuous mode */
+
+char *pcap_lookupdev(char *);
+int pcap_lookupnet(const char *, bpf_u_int32 *, bpf_u_int32 *, char *);
+
+pcap_t *pcap_create(const char *, char *);
+int pcap_set_snaplen(pcap_t *, int);
+int pcap_set_promisc(pcap_t *, int);
+int pcap_can_set_rfmon(pcap_t *);
+int pcap_set_rfmon(pcap_t *, int);
+int pcap_set_timeout(pcap_t *, int);
+int pcap_set_buffer_size(pcap_t *, int);
+int pcap_activate(pcap_t *);
+
+pcap_t *pcap_open_live(const char *, int, int, int, char *);
+pcap_t *pcap_open_dead(int, int);
+pcap_t *pcap_open_offline(const char *, char *);
+#if defined(WIN32)
+pcap_t *pcap_hopen_offline(intptr_t, char *);
+#if !defined(LIBPCAP_EXPORTS)
+#define pcap_fopen_offline(f,b) \
+ pcap_hopen_offline(_get_osfhandle(_fileno(f)), b)
+#else /*LIBPCAP_EXPORTS*/
+static pcap_t *pcap_fopen_offline(FILE *, char *);
+#endif
+#else /*WIN32*/
+pcap_t *pcap_fopen_offline(FILE *, char *);
+#endif /*WIN32*/
+
+void pcap_close(pcap_t *);
+int pcap_loop(pcap_t *, int, pcap_handler, u_char *);
+int pcap_dispatch(pcap_t *, int, pcap_handler, u_char *);
+const u_char*
+ pcap_next(pcap_t *, struct pcap_pkthdr *);
+int pcap_next_ex(pcap_t *, struct pcap_pkthdr **, const u_char **);
+void pcap_breakloop(pcap_t *);
+int pcap_stats(pcap_t *, struct pcap_stat *);
+int pcap_setfilter(pcap_t *, struct bpf_program *);
+int pcap_setdirection(pcap_t *, pcap_direction_t);
+int pcap_getnonblock(pcap_t *, char *);
+int pcap_setnonblock(pcap_t *, int, char *);
+int pcap_inject(pcap_t *, const void *, size_t);
+int pcap_sendpacket(pcap_t *, const u_char *, int);
+const char *pcap_statustostr(int);
+const char *pcap_strerror(int);
+char *pcap_geterr(pcap_t *);
+void pcap_perror(pcap_t *, char *);
+int pcap_compile(pcap_t *, struct bpf_program *, const char *, int,
+ bpf_u_int32);
+int pcap_compile_nopcap(int, int, struct bpf_program *,
+ const char *, int, bpf_u_int32);
+void pcap_freecode(struct bpf_program *);
+int pcap_offline_filter(struct bpf_program *, const struct pcap_pkthdr *,
+ const u_char *);
+int pcap_datalink(pcap_t *);
+int pcap_datalink_ext(pcap_t *);
+int pcap_list_datalinks(pcap_t *, int **);
+int pcap_set_datalink(pcap_t *, int);
+void pcap_free_datalinks(int *);
+int pcap_datalink_name_to_val(const char *);
+const char *pcap_datalink_val_to_name(int);
+const char *pcap_datalink_val_to_description(int);
+int pcap_snapshot(pcap_t *);
+int pcap_is_swapped(pcap_t *);
+int pcap_major_version(pcap_t *);
+int pcap_minor_version(pcap_t *);
+
+/* XXX */
+FILE *pcap_file(pcap_t *);
+int pcap_fileno(pcap_t *);
+
+pcap_dumper_t *pcap_dump_open(pcap_t *, const char *);
+pcap_dumper_t *pcap_dump_fopen(pcap_t *, FILE *fp);
+FILE *pcap_dump_file(pcap_dumper_t *);
+long pcap_dump_ftell(pcap_dumper_t *);
+int pcap_dump_flush(pcap_dumper_t *);
+void pcap_dump_close(pcap_dumper_t *);
+void pcap_dump(u_char *, const struct pcap_pkthdr *, const u_char *);
+
+int pcap_findalldevs(pcap_if_t **, char *);
+void pcap_freealldevs(pcap_if_t *);
+
+const char *pcap_lib_version(void);
+
+/* XXX this guy lives in the bpf tree */
+u_int bpf_filter(const struct bpf_insn *, const u_char *, u_int, u_int);
+int bpf_validate(const struct bpf_insn *f, int len);
+char *bpf_image(const struct bpf_insn *, int);
+void bpf_dump(const struct bpf_program *, int);
+
+#if defined(WIN32)
+
+/*
+ * Win32 definitions
+ */
+
+int pcap_setbuff(pcap_t *p, int dim);
+int pcap_setmode(pcap_t *p, int mode);
+int pcap_setmintocopy(pcap_t *p, int size);
+
+#ifdef WPCAP
+/* Include file with the wpcap-specific extensions */
+#include <Win32-Extensions.h>
+#endif /* WPCAP */
+
+#define MODE_CAPT 0
+#define MODE_STAT 1
+#define MODE_MON 2
+
+#elif defined(MSDOS)
+
+/*
+ * MS-DOS definitions
+ */
+
+int pcap_stats_ex (pcap_t *, struct pcap_stat_ex *);
+void pcap_set_wait (pcap_t *p, void (*yield)(void), int wait);
+u_long pcap_mac_packets (void);
+
+#else /* UN*X */
+
+/*
+ * UN*X definitions
+ */
+
+int pcap_get_selectable_fd(pcap_t *);
+
+#endif /* WIN32/MSDOS/UN*X */
+
+#ifdef HAVE_REMOTE
+/* Includes most of the public stuff that is needed for the remote capture */
+#include <remote-ext.h>
+#endif /* HAVE_REMOTE */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/sll.h b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/sll.h
new file mode 100644
index 000000000..e9d5452af
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/sll.h
@@ -0,0 +1,129 @@
+/*-
+ * Copyright (c) 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997
+ * The Regents of the University of California. All rights reserved.
+ *
+ * This code is derived from the Stanford/CMU enet packet filter,
+ * (net/enet.c) distributed as part of 4.3BSD, and code contributed
+ * to Berkeley by Steven McCanne and Van Jacobson both of Lawrence
+ * Berkeley Laboratory.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * @(#) $Header: /tcpdump/master/libpcap/pcap/sll.h,v 1.2.2.1 2008-05-30 01:36:06 guy Exp $ (LBL)
+ */
+
+/*
+ * For captures on Linux cooked sockets, we construct a fake header
+ * that includes:
+ *
+ * a 2-byte "packet type" which is one of:
+ *
+ * LINUX_SLL_HOST packet was sent to us
+ * LINUX_SLL_BROADCAST packet was broadcast
+ * LINUX_SLL_MULTICAST packet was multicast
+ * LINUX_SLL_OTHERHOST packet was sent to somebody else
+ * LINUX_SLL_OUTGOING packet was sent *by* us;
+ *
+ * a 2-byte Ethernet protocol field;
+ *
+ * a 2-byte link-layer type;
+ *
+ * a 2-byte link-layer address length;
+ *
+ * an 8-byte source link-layer address, whose actual length is
+ * specified by the previous value.
+ *
+ * All fields except for the link-layer address are in network byte order.
+ *
+ * DO NOT change the layout of this structure, or change any of the
+ * LINUX_SLL_ values below. If you must change the link-layer header
+ * for a "cooked" Linux capture, introduce a new DLT_ type (ask
+ * "tcpdump-workers@lists.tcpdump.org" for one, so that you don't give it
+ * a value that collides with a value already being used), and use the
+ * new header in captures of that type, so that programs that can
+ * handle DLT_LINUX_SLL captures will continue to handle them correctly
+ * without any change, and so that capture files with different headers
+ * can be told apart and programs that read them can dissect the
+ * packets in them.
+ */
+
+#ifndef lib_pcap_sll_h
+#define lib_pcap_sll_h
+
+/*
+ * A DLT_LINUX_SLL fake link-layer header.
+ */
+#define SLL_HDR_LEN 16 /* total header length */
+#define SLL_ADDRLEN 8 /* length of address field */
+
+struct sll_header {
+ u_int16_t sll_pkttype; /* packet type */
+ u_int16_t sll_hatype; /* link-layer address type */
+ u_int16_t sll_halen; /* link-layer address length */
+ u_int8_t sll_addr[SLL_ADDRLEN]; /* link-layer address */
+ u_int16_t sll_protocol; /* protocol */
+};
+
+/*
+ * The LINUX_SLL_ values for "sll_pkttype"; these correspond to the
+ * PACKET_ values on Linux, but are defined here so that they're
+ * available even on systems other than Linux, and so that they
+ * don't change even if the PACKET_ values change.
+ */
+#define LINUX_SLL_HOST 0
+#define LINUX_SLL_BROADCAST 1
+#define LINUX_SLL_MULTICAST 2
+#define LINUX_SLL_OTHERHOST 3
+#define LINUX_SLL_OUTGOING 4
+
+/*
+ * The LINUX_SLL_ values for "sll_protocol"; these correspond to the
+ * ETH_P_ values on Linux, but are defined here so that they're
+ * available even on systems other than Linux. We assume, for now,
+ * that the ETH_P_ values won't change in Linux; if they do, then:
+ *
+ * if we don't translate them in "pcap-linux.c", capture files
+ * won't necessarily be readable if captured on a system that
+ * defines ETH_P_ values that don't match these values;
+ *
+ * if we do translate them in "pcap-linux.c", that makes life
+ * unpleasant for the BPF code generator, as the values you test
+ * for in the kernel aren't the values that you test for when
+ * reading a capture file, so the fixup code run on BPF programs
+ * handed to the kernel ends up having to do more work.
+ *
+ * Add other values here as necessary, for handling packet types that
+ * might show up on non-Ethernet, non-802.x networks. (Not all the ones
+ * in the Linux "if_ether.h" will, I suspect, actually show up in
+ * captures.)
+ */
+#define LINUX_SLL_P_802_3 0x0001 /* Novell 802.3 frames without 802.2 LLC header */
+#define LINUX_SLL_P_802_2 0x0004 /* 802.2 frames (not D/I/X Ethernet) */
+
+#endif
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/usb.h b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/usb.h
new file mode 100644
index 000000000..adcd19c05
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/usb.h
@@ -0,0 +1,90 @@
+/*
+ * Copyright (c) 2006 Paolo Abeni (Italy)
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote
+ * products derived from this software without specific prior written
+ * permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Basic USB data struct
+ * By Paolo Abeni <paolo.abeni@email.it>
+ *
+ * @(#) $Header: /tcpdump/master/libpcap/pcap/usb.h,v 1.6 2007/09/22 02:06:08 guy Exp $
+ */
+
+#ifndef _PCAP_USB_STRUCTS_H__
+#define _PCAP_USB_STRUCTS_H__
+
+/*
+ * possible transfer mode
+ */
+#define URB_TRANSFER_IN 0x80
+#define URB_ISOCHRONOUS 0x0
+#define URB_INTERRUPT 0x1
+#define URB_CONTROL 0x2
+#define URB_BULK 0x3
+
+/*
+ * possible event type
+ */
+#define URB_SUBMIT 'S'
+#define URB_COMPLETE 'C'
+#define URB_ERROR 'E'
+
+/*
+ * USB setup header as defined in USB specification.
+ * Appears at the front of each packet in DLT_USB captures.
+ */
+typedef struct _usb_setup {
+ u_int8_t bmRequestType;
+ u_int8_t bRequest;
+ u_int16_t wValue;
+ u_int16_t wIndex;
+ u_int16_t wLength;
+} pcap_usb_setup;
+
+
+/*
+ * Header prepended by linux kernel to each event.
+ * Appears at the front of each packet in DLT_USB_LINUX captures.
+ */
+typedef struct _usb_header {
+ u_int64_t id;
+ u_int8_t event_type;
+ u_int8_t transfer_type;
+ u_int8_t endpoint_number;
+ u_int8_t device_address;
+ u_int16_t bus_id;
+ char setup_flag;/*if !=0 the urb setup header is not present*/
+ char data_flag; /*if !=0 no urb data is present*/
+ int64_t ts_sec;
+ int32_t ts_usec;
+ int32_t status;
+ u_int32_t urb_len;
+ u_int32_t data_len; /* amount of urb data really present in this event*/
+ pcap_usb_setup setup;
+} pcap_usb_header;
+
+
+#endif
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/vlan.h b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/vlan.h
new file mode 100644
index 000000000..b0cb7949b
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/pcap/vlan.h
@@ -0,0 +1,46 @@
+/*-
+ * Copyright (c) 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * @(#) $Header: /tcpdump/master/libpcap/pcap/vlan.h,v 1.1.2.2 2008-08-06 07:45:59 guy Exp $
+ */
+
+#ifndef lib_pcap_vlan_h
+#define lib_pcap_vlan_h
+
+struct vlan_tag {
+ u_int16_t vlan_tpid; /* ETH_P_8021Q */
+ u_int16_t vlan_tci; /* VLAN TCI */
+};
+
+#define VLAN_TAG_LEN 4
+
+#endif
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/remote-ext.h b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/remote-ext.h
new file mode 100644
index 000000000..9f54d6974
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/remote-ext.h
@@ -0,0 +1,444 @@
+/*
+ * Copyright (c) 2002 - 2003
+ * NetGroup, Politecnico di Torino (Italy)
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the Politecnico di Torino nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+
+#ifndef __REMOTE_EXT_H__
+#define __REMOTE_EXT_H__
+
+
+#ifndef HAVE_REMOTE
+#error Please do not include this file directly. Just define HAVE_REMOTE and then include pcap.h
+#endif
+
+// Definition for Microsoft Visual Studio
+#if _MSC_VER > 1000
+#pragma once
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*!
+ \file remote-ext.h
+
+ The goal of this file it to include most of the new definitions that should be
+ placed into the pcap.h file.
+
+ It includes all new definitions (structures and functions like pcap_open().
+ Some of the functions are not really a remote feature, but, right now,
+ they are placed here.
+*/
+
+
+
+// All this stuff is public
+/*! \addtogroup remote_struct
+ \{
+*/
+
+
+
+
+/*!
+ \brief Defines the maximum buffer size in which address, port, interface names are kept.
+
+ In case the adapter name or such is larger than this value, it is truncated.
+ This is not used by the user; however it must be aware that an hostname / interface
+ name longer than this value will be truncated.
+*/
+#define PCAP_BUF_SIZE 1024
+
+
+/*! \addtogroup remote_source_ID
+ \{
+*/
+
+
+/*!
+ \brief Internal representation of the type of source in use (file,
+ remote/local interface).
+
+ This indicates a file, i.e. the user want to open a capture from a local file.
+*/
+#define PCAP_SRC_FILE 2
+/*!
+ \brief Internal representation of the type of source in use (file,
+ remote/local interface).
+
+ This indicates a local interface, i.e. the user want to open a capture from
+ a local interface. This does not involve the RPCAP protocol.
+*/
+#define PCAP_SRC_IFLOCAL 3
+/*!
+ \brief Internal representation of the type of source in use (file,
+ remote/local interface).
+
+ This indicates a remote interface, i.e. the user want to open a capture from
+ an interface on a remote host. This does involve the RPCAP protocol.
+*/
+#define PCAP_SRC_IFREMOTE 4
+
+/*!
+ \}
+*/
+
+
+
+/*! \addtogroup remote_source_string
+
+ The formats allowed by the pcap_open() are the following:
+ - file://path_and_filename [opens a local file]
+ - rpcap://devicename [opens the selected device devices available on the local host, without using the RPCAP protocol]
+ - rpcap://host/devicename [opens the selected device available on a remote host]
+ - rpcap://host:port/devicename [opens the selected device available on a remote host, using a non-standard port for RPCAP]
+ - adaptername [to open a local adapter; kept for compability, but it is strongly discouraged]
+ - (NULL) [to open the first local adapter; kept for compability, but it is strongly discouraged]
+
+ The formats allowed by the pcap_findalldevs_ex() are the following:
+ - file://folder/ [lists all the files in the given folder]
+ - rpcap:// [lists all local adapters]
+ - rpcap://host:port/ [lists the devices available on a remote host]
+
+ Referring to the 'host' and 'port' paramters, they can be either numeric or literal. Since
+ IPv6 is fully supported, these are the allowed formats:
+
+ - host (literal): e.g. host.foo.bar
+ - host (numeric IPv4): e.g. 10.11.12.13
+ - host (numeric IPv4, IPv6 style): e.g. [10.11.12.13]
+ - host (numeric IPv6): e.g. [1:2:3::4]
+ - port: can be either numeric (e.g. '80') or literal (e.g. 'http')
+
+ Here you find some allowed examples:
+ - rpcap://host.foo.bar/devicename [everything literal, no port number]
+ - rpcap://host.foo.bar:1234/devicename [everything literal, with port number]
+ - rpcap://10.11.12.13/devicename [IPv4 numeric, no port number]
+ - rpcap://10.11.12.13:1234/devicename [IPv4 numeric, with port number]
+ - rpcap://[10.11.12.13]:1234/devicename [IPv4 numeric with IPv6 format, with port number]
+ - rpcap://[1:2:3::4]/devicename [IPv6 numeric, no port number]
+ - rpcap://[1:2:3::4]:1234/devicename [IPv6 numeric, with port number]
+ - rpcap://[1:2:3::4]:http/devicename [IPv6 numeric, with literal port number]
+
+ \{
+*/
+
+
+/*!
+ \brief String that will be used to determine the type of source in use (file,
+ remote/local interface).
+
+ This string will be prepended to the interface name in order to create a string
+ that contains all the information required to open the source.
+
+ This string indicates that the user wants to open a capture from a local file.
+*/
+#define PCAP_SRC_FILE_STRING "file://"
+/*!
+ \brief String that will be used to determine the type of source in use (file,
+ remote/local interface).
+
+ This string will be prepended to the interface name in order to create a string
+ that contains all the information required to open the source.
+
+ This string indicates that the user wants to open a capture from a network interface.
+ This string does not necessarily involve the use of the RPCAP protocol. If the
+ interface required resides on the local host, the RPCAP protocol is not involved
+ and the local functions are used.
+*/
+#define PCAP_SRC_IF_STRING "rpcap://"
+
+/*!
+ \}
+*/
+
+
+
+
+
+/*!
+ \addtogroup remote_open_flags
+ \{
+*/
+
+/*!
+ \brief Defines if the adapter has to go in promiscuous mode.
+
+ It is '1' if you have to open the adapter in promiscuous mode, '0' otherwise.
+ Note that even if this parameter is false, the interface could well be in promiscuous
+ mode for some other reason (for example because another capture process with
+ promiscuous mode enabled is currently using that interface).
+ On on Linux systems with 2.2 or later kernels (that have the "any" device), this
+ flag does not work on the "any" device; if an argument of "any" is supplied,
+ the 'promisc' flag is ignored.
+*/
+#define PCAP_OPENFLAG_PROMISCUOUS 1
+
+/*!
+ \brief Defines if the data trasfer (in case of a remote
+ capture) has to be done with UDP protocol.
+
+ If it is '1' if you want a UDP data connection, '0' if you want
+ a TCP data connection; control connection is always TCP-based.
+ A UDP connection is much lighter, but it does not guarantee that all
+ the captured packets arrive to the client workstation. Moreover,
+ it could be harmful in case of network congestion.
+ This flag is meaningless if the source is not a remote interface.
+ In that case, it is simply ignored.
+*/
+#define PCAP_OPENFLAG_DATATX_UDP 2
+
+
+/*!
+ \brief Defines if the remote probe will capture its own generated traffic.
+
+ In case the remote probe uses the same interface to capture traffic and to send
+ data back to the caller, the captured traffic includes the RPCAP traffic as well.
+ If this flag is turned on, the RPCAP traffic is excluded from the capture, so that
+ the trace returned back to the collector is does not include this traffic.
+*/
+#define PCAP_OPENFLAG_NOCAPTURE_RPCAP 4
+
+/*!
+ \brief Defines if the local adapter will capture its own generated traffic.
+
+ This flag tells the underlying capture driver to drop the packets that were sent by itself.
+ This is usefult when building applications like bridges, that should ignore the traffic
+ they just sent.
+*/
+#define PCAP_OPENFLAG_NOCAPTURE_LOCAL 8
+
+/*!
+ \brief This flag configures the adapter for maximum responsiveness.
+
+ In presence of a large value for nbytes, WinPcap waits for the arrival of several packets before
+ copying the data to the user. This guarantees a low number of system calls, i.e. lower processor usage,
+ i.e. better performance, which is good for applications like sniffers. If the user sets the
+ PCAP_OPENFLAG_MAX_RESPONSIVENESS flag, the capture driver will copy the packets as soon as the application
+ is ready to receive them. This is suggested for real time applications (like, for example, a bridge)
+ that need the best responsiveness.*/
+#define PCAP_OPENFLAG_MAX_RESPONSIVENESS 16
+
+/*!
+ \}
+*/
+
+
+/*!
+ \addtogroup remote_samp_methods
+ \{
+*/
+
+/*!
+ \brief No sampling has to be done on the current capture.
+
+ In this case, no sampling algorithms are applied to the current capture.
+*/
+#define PCAP_SAMP_NOSAMP 0
+
+/*!
+ \brief It defines that only 1 out of N packets must be returned to the user.
+
+ In this case, the 'value' field of the 'pcap_samp' structure indicates the
+ number of packets (minus 1) that must be discarded before one packet got accepted.
+ In other words, if 'value = 10', the first packet is returned to the caller, while
+ the following 9 are discarded.
+*/
+#define PCAP_SAMP_1_EVERY_N 1
+
+/*!
+ \brief It defines that we have to return 1 packet every N milliseconds.
+
+ In this case, the 'value' field of the 'pcap_samp' structure indicates the 'waiting
+ time' in milliseconds before one packet got accepted.
+ In other words, if 'value = 10', the first packet is returned to the caller; the next
+ returned one will be the first packet that arrives when 10ms have elapsed.
+*/
+#define PCAP_SAMP_FIRST_AFTER_N_MS 2
+
+/*!
+ \}
+*/
+
+
+/*!
+ \addtogroup remote_auth_methods
+ \{
+*/
+
+/*!
+ \brief It defines the NULL authentication.
+
+ This value has to be used within the 'type' member of the pcap_rmtauth structure.
+ The 'NULL' authentication has to be equal to 'zero', so that old applications
+ can just put every field of struct pcap_rmtauth to zero, and it does work.
+*/
+#define RPCAP_RMTAUTH_NULL 0
+/*!
+ \brief It defines the username/password authentication.
+
+ With this type of authentication, the RPCAP protocol will use the username/
+ password provided to authenticate the user on the remote machine. If the
+ authentication is successful (and the user has the right to open network devices)
+ the RPCAP connection will continue; otherwise it will be dropped.
+
+ This value has to be used within the 'type' member of the pcap_rmtauth structure.
+*/
+#define RPCAP_RMTAUTH_PWD 1
+
+/*!
+ \}
+*/
+
+
+
+
+/*!
+
+ \brief This structure keeps the information needed to autheticate
+ the user on a remote machine.
+
+ The remote machine can either grant or refuse the access according
+ to the information provided.
+ In case the NULL authentication is required, both 'username' and
+ 'password' can be NULL pointers.
+
+ This structure is meaningless if the source is not a remote interface;
+ in that case, the functions which requires such a structure can accept
+ a NULL pointer as well.
+*/
+struct pcap_rmtauth
+{
+ /*!
+ \brief Type of the authentication required.
+
+ In order to provide maximum flexibility, we can support different types
+ of authentication based on the value of this 'type' variable. The currently
+ supported authentication methods are defined into the
+ \link remote_auth_methods Remote Authentication Methods Section\endlink.
+
+ */
+ int type;
+ /*!
+ \brief Zero-terminated string containing the username that has to be
+ used on the remote machine for authentication.
+
+ This field is meaningless in case of the RPCAP_RMTAUTH_NULL authentication
+ and it can be NULL.
+ */
+ char *username;
+ /*!
+ \brief Zero-terminated string containing the password that has to be
+ used on the remote machine for authentication.
+
+ This field is meaningless in case of the RPCAP_RMTAUTH_NULL authentication
+ and it can be NULL.
+ */
+ char *password;
+};
+
+
+/*!
+ \brief This structure defines the information related to sampling.
+
+ In case the sampling is requested, the capturing device should read
+ only a subset of the packets coming from the source. The returned packets depend
+ on the sampling parameters.
+
+ \warning The sampling process is applied <strong>after</strong> the filtering process.
+ In other words, packets are filtered first, then the sampling process selects a
+ subset of the 'filtered' packets and it returns them to the caller.
+*/
+struct pcap_samp
+{
+ /*!
+ Method used for sampling. Currently, the supported methods are listed in the
+ \link remote_samp_methods Sampling Methods Section\endlink.
+ */
+ int method;
+
+ /*!
+ This value depends on the sampling method defined. For its meaning, please check
+ at the \link remote_samp_methods Sampling Methods Section\endlink.
+ */
+ int value;
+};
+
+
+
+
+//! Maximum lenght of an host name (needed for the RPCAP active mode)
+#define RPCAP_HOSTLIST_SIZE 1024
+
+
+/*!
+ \}
+*/ // end of public documentation
+
+
+// Exported functions
+
+
+
+/** \name New WinPcap functions
+
+ This section lists the new functions that are able to help considerably in writing
+ WinPcap programs because of their easiness of use.
+ */
+//\{
+pcap_t *pcap_open(const char *source, int snaplen, int flags, int read_timeout, struct pcap_rmtauth *auth, char *errbuf);
+int pcap_createsrcstr(char *source, int type, const char *host, const char *port, const char *name, char *errbuf);
+int pcap_parsesrcstr(const char *source, int *type, char *host, char *port, char *name, char *errbuf);
+int pcap_findalldevs_ex(char *source, struct pcap_rmtauth *auth, pcap_if_t **alldevs, char *errbuf);
+struct pcap_samp *pcap_setsampling(pcap_t *p);
+
+//\}
+// End of new winpcap functions
+
+
+
+/** \name Remote Capture functions
+ */
+//\{
+SOCKET pcap_remoteact_accept(const char *address, const char *port, const char *hostlist, char *connectinghost, struct pcap_rmtauth *auth, char *errbuf);
+int pcap_remoteact_list(char *hostlist, char sep, int size, char *errbuf);
+int pcap_remoteact_close(const char *host, char *errbuf);
+void pcap_remoteact_cleanup();
+//\}
+// End of remote capture functions
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif
+
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/wpcap.lib b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/wpcap.lib
new file mode 100644
index 000000000..f832e0445
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/WinPCap/wpcap.lib
Binary files differ
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/demo_logging.c b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/demo_logging.c
new file mode 100644
index 000000000..d6a1d2577
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/demo_logging.c
@@ -0,0 +1,526 @@
+/*
+ * FreeRTOS Kernel V10.2.1
+ * Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * http://www.FreeRTOS.org
+ * http://aws.amazon.com/freertos
+ *
+ * 1 tab == 4 spaces!
+ */
+
+/*
+ * Logging utility that allows FreeRTOS tasks to log to a UDP port, stdout, and
+ * disk file without making any Win32 system calls themselves.
+ *
+ * Messages logged to a UDP port are sent directly (using FreeRTOS+TCP), but as
+ * FreeRTOS tasks cannot make Win32 system calls messages sent to stdout or a
+ * disk file are sent via a stream buffer to a Win32 thread which then performs
+ * the actual output.
+ */
+
+/* Standard includes. */
+#include <stdio.h>
+#include <stdint.h>
+#include <stdarg.h>
+#include <io.h>
+#include <ctype.h>
+
+/* FreeRTOS includes. */
+#include <FreeRTOS.h>
+#include "task.h"
+
+/* FreeRTOS+TCP includes. */
+#include "FreeRTOS_IP.h"
+#include "FreeRTOS_Sockets.h"
+#include "FreeRTOS_Stream_Buffer.h"
+
+/* Demo includes. */
+#include "demo_logging.h"
+
+/*-----------------------------------------------------------*/
+
+/* The maximum size to which the log file may grow, before being renamed
+to .ful. */
+#define dlLOGGING_FILE_SIZE ( 40ul * 1024ul * 1024ul )
+
+/* Dimensions the arrays into which print messages are created. */
+#define dlMAX_PRINT_STRING_LENGTH 255
+
+/* The size of the stream buffer used to pass messages from FreeRTOS tasks to
+the Win32 thread that is responsible for making any Win32 system calls that are
+necessary for the selected logging method. */
+#define dlLOGGING_STREAM_BUFFER_SIZE 32768
+
+/* A block time of zero simply means don't block. */
+#define dlDONT_BLOCK 0
+
+/*-----------------------------------------------------------*/
+
+/*
+ * Called from vLoggingInit() to start a new disk log file.
+ */
+static void prvFileLoggingInit( void );
+
+/*
+ * Attempt to write a message to the file.
+ */
+static void prvLogToFile( const char *pcMessage, size_t xLength );
+
+/*
+ * Simply close the logging file, if it is open.
+ */
+static void prvFileClose( void );
+
+/*
+ * Before the scheduler is started this function is called directly. After the
+ * scheduler has started it is called from the Windows thread dedicated to
+ * outputting log messages. Only the windows thread actually performs the
+ * writing so as not to disrupt the simulation by making Windows system calls
+ * from FreeRTOS tasks.
+ */
+static void prvLoggingFlushBuffer( void );
+
+/*
+ * The windows thread that performs the actual writing of messages that require
+ * Win32 system calls. Only the windows thread can make system calls so as not
+ * to disrupt the simulation by making Windows calls from FreeRTOS tasks.
+ */
+static DWORD WINAPI prvWin32LoggingThread( void *pvParam );
+
+/*
+ * Creates the socket to which UDP messages are sent. This function is not
+ * called directly to prevent the print socket being created from within the IP
+ * task - which could result in a deadlock. Instead the function call is
+ * deferred to run in the RTOS daemon task - hence it prototype.
+ */
+static void prvCreatePrintSocket( void *pvParameter1, uint32_t ulParameter2 );
+
+/*-----------------------------------------------------------*/
+
+/* Windows event used to wake the Win32 thread which performs any logging that
+needs Win32 system calls. */
+static void *pvLoggingThreadEvent = NULL;
+
+/* Stores the selected logging targets passed in as parameters to the
+vLoggingInit() function. */
+BaseType_t xStdoutLoggingUsed = pdFALSE, xDiskFileLoggingUsed = pdFALSE, xUDPLoggingUsed = pdFALSE;
+
+/* Circular buffer used to pass messages from the FreeRTOS tasks to the Win32
+thread that is responsible for making Win32 calls (when stdout or a disk log is
+used). */
+static StreamBuffer_t *xLogStreamBuffer = NULL;
+
+/* Handle to the file used for logging. This is left open while there are
+messages waiting to be logged, then closed again in between logs. */
+static FILE *pxLoggingFileHandle = NULL;
+
+/* When true prints are performed directly. After start up xDirectPrint is set
+to pdFALSE - at which time prints that require Win32 system calls are done by
+the Win32 thread responsible for logging. */
+BaseType_t xDirectPrint = pdTRUE;
+
+/* File names for the in use and complete (full) log files. */
+static const char *pcLogFileName = "RTOSDemo.log";
+static const char *pcFullLogFileName = "RTOSDemo.ful";
+
+/* Keep the current file size in a variable, as an optimisation. */
+static size_t ulSizeOfLoggingFile = 0ul;
+
+/* The UDP socket and address on/to which print messages are sent. */
+Socket_t xPrintSocket = FREERTOS_INVALID_SOCKET;
+struct freertos_sockaddr xPrintUDPAddress;
+
+/*-----------------------------------------------------------*/
+
+void vLoggingInit( BaseType_t xLogToStdout, BaseType_t xLogToFile, BaseType_t xLogToUDP, uint32_t ulRemoteIPAddress, uint16_t usRemotePort )
+{
+ /* Can only be called before the scheduler has started. */
+ configASSERT( xTaskGetSchedulerState() == taskSCHEDULER_NOT_STARTED );
+
+ #if( ( ipconfigHAS_DEBUG_PRINTF == 1 ) || ( ipconfigHAS_PRINTF == 1 ) )
+ {
+ HANDLE Win32Thread;
+
+ /* Record which output methods are to be used. */
+ xStdoutLoggingUsed = xLogToStdout;
+ xDiskFileLoggingUsed = xLogToFile;
+ xUDPLoggingUsed = xLogToUDP;
+
+ /* If a disk file is used then initialise it now. */
+ if( xDiskFileLoggingUsed != pdFALSE )
+ {
+ prvFileLoggingInit();
+ }
+
+ /* If UDP logging is used then store the address to which the log data
+ will be sent - but don't create the socket yet because the network is
+ not initialised. */
+ if( xUDPLoggingUsed != pdFALSE )
+ {
+ /* Set the address to which the print messages are sent. */
+ xPrintUDPAddress.sin_port = FreeRTOS_htons( usRemotePort );
+ xPrintUDPAddress.sin_addr = ulRemoteIPAddress;
+ }
+
+ /* If a disk file or stdout are to be used then Win32 system calls will
+ have to be made. Such system calls cannot be made from FreeRTOS tasks
+ so create a stream buffer to pass the messages to a Win32 thread, then
+ create the thread itself, along with a Win32 event that can be used to
+ unblock the thread. */
+ if( ( xStdoutLoggingUsed != pdFALSE ) || ( xDiskFileLoggingUsed != pdFALSE ) )
+ {
+ /* Create the buffer. */
+ xLogStreamBuffer = ( StreamBuffer_t * ) malloc( sizeof( *xLogStreamBuffer ) - sizeof( xLogStreamBuffer->ucArray ) + dlLOGGING_STREAM_BUFFER_SIZE + 1 );
+ configASSERT( xLogStreamBuffer );
+ memset( xLogStreamBuffer, '\0', sizeof( *xLogStreamBuffer ) - sizeof( xLogStreamBuffer->ucArray ) );
+ xLogStreamBuffer->LENGTH = dlLOGGING_STREAM_BUFFER_SIZE + 1;
+
+ /* Create the Windows event. */
+ pvLoggingThreadEvent = CreateEvent( NULL, FALSE, TRUE, "StdoutLoggingEvent" );
+
+ /* Create the thread itself. */
+ Win32Thread = CreateThread(
+ NULL, /* Pointer to thread security attributes. */
+ 0, /* Initial thread stack size, in bytes. */
+ prvWin32LoggingThread, /* Pointer to thread function. */
+ NULL, /* Argument for new thread. */
+ 0, /* Creation flags. */
+ NULL );
+
+ /* Use the cores that are not used by the FreeRTOS tasks. */
+ SetThreadAffinityMask( Win32Thread, ~0x01u );
+ SetThreadPriorityBoost( Win32Thread, TRUE );
+ SetThreadPriority( Win32Thread, THREAD_PRIORITY_IDLE );
+ }
+ }
+ #else
+ {
+ /* FreeRTOSIPConfig is set such that no print messages will be output.
+ Avoid compiler warnings about unused parameters. */
+ ( void ) xLogToStdout;
+ ( void ) xLogToFile;
+ ( void ) xLogToUDP;
+ ( void ) usRemotePort;
+ ( void ) ulRemoteIPAddress;
+ }
+ #endif /* ( ipconfigHAS_DEBUG_PRINTF == 1 ) || ( ipconfigHAS_PRINTF == 1 ) */
+}
+/*-----------------------------------------------------------*/
+
+static void prvCreatePrintSocket( void *pvParameter1, uint32_t ulParameter2 )
+{
+static const TickType_t xSendTimeOut = pdMS_TO_TICKS( 0 );
+Socket_t xSocket;
+
+ /* The function prototype is that of a deferred function, but the parameters
+ are not actually used. */
+ ( void ) pvParameter1;
+ ( void ) ulParameter2;
+
+ xSocket = FreeRTOS_socket( FREERTOS_AF_INET, FREERTOS_SOCK_DGRAM, FREERTOS_IPPROTO_UDP );
+
+ if( xSocket != FREERTOS_INVALID_SOCKET )
+ {
+ /* FreeRTOS+TCP decides which port to bind to. */
+ FreeRTOS_setsockopt( xSocket, 0, FREERTOS_SO_SNDTIMEO, &xSendTimeOut, sizeof( xSendTimeOut ) );
+ FreeRTOS_bind( xSocket, NULL, 0 );
+
+ /* Now the socket is bound it can be assigned to the print socket. */
+ xPrintSocket = xSocket;
+ }
+}
+/*-----------------------------------------------------------*/
+
+void vLoggingPrintf( const char *pcFormat, ... )
+{
+char cPrintString[ dlMAX_PRINT_STRING_LENGTH ];
+char cOutputString[ dlMAX_PRINT_STRING_LENGTH ];
+char *pcSource, *pcTarget, *pcBegin;
+size_t xLength, xLength2, rc;
+static BaseType_t xMessageNumber = 0;
+va_list args;
+uint32_t ulIPAddress;
+const char *pcTaskName;
+const char *pcNoTask = "None";
+int iOriginalPriority;
+HANDLE xCurrentTask;
+
+
+ if( ( xStdoutLoggingUsed != pdFALSE ) || ( xDiskFileLoggingUsed != pdFALSE ) || ( xUDPLoggingUsed != pdFALSE ) )
+ {
+ /* There are a variable number of parameters. */
+ va_start( args, pcFormat );
+
+ /* Additional info to place at the start of the log. */
+ if( xTaskGetSchedulerState() != taskSCHEDULER_NOT_STARTED )
+ {
+ pcTaskName = pcTaskGetName( NULL );
+ }
+ else
+ {
+ pcTaskName = pcNoTask;
+ }
+
+ if( strcmp( pcFormat, "\n" ) != 0 )
+ {
+ xLength = snprintf( cPrintString, dlMAX_PRINT_STRING_LENGTH, "%lu %lu [%s] ",
+ xMessageNumber++,
+ ( unsigned long ) xTaskGetTickCount(),
+ pcTaskName );
+ }
+ else
+ {
+ xLength = 0;
+ memset( cPrintString, 0x00, dlMAX_PRINT_STRING_LENGTH );
+ }
+
+ xLength2 = vsnprintf( cPrintString + xLength, dlMAX_PRINT_STRING_LENGTH - xLength, pcFormat, args );
+
+ if( xLength2 < 0 )
+ {
+ /* Clean up. */
+ xLength2 = dlMAX_PRINT_STRING_LENGTH - 1 - xLength;
+ cPrintString[ dlMAX_PRINT_STRING_LENGTH - 1 ] = '\0';
+ }
+
+ xLength += xLength2;
+ va_end( args );
+
+ /* For ease of viewing, copy the string into another buffer, converting
+ IP addresses to dot notation on the way. */
+ pcSource = cPrintString;
+ pcTarget = cOutputString;
+
+ while( ( *pcSource ) != '\0' )
+ {
+ *pcTarget = *pcSource;
+ pcTarget++;
+ pcSource++;
+
+ /* Look forward for an IP address denoted by 'ip'. */
+ if( ( isxdigit( pcSource[ 0 ] ) != pdFALSE ) && ( pcSource[ 1 ] == 'i' ) && ( pcSource[ 2 ] == 'p' ) )
+ {
+ *pcTarget = *pcSource;
+ pcTarget++;
+ *pcTarget = '\0';
+ pcBegin = pcTarget - 8;
+
+ while( ( pcTarget > pcBegin ) && ( isxdigit( pcTarget[ -1 ] ) != pdFALSE ) )
+ {
+ pcTarget--;
+ }
+
+ sscanf( pcTarget, "%8X", &ulIPAddress );
+ rc = sprintf( pcTarget, "%lu.%lu.%lu.%lu",
+ ( unsigned long ) ( ulIPAddress >> 24UL ),
+ ( unsigned long ) ( (ulIPAddress >> 16UL) & 0xffUL ),
+ ( unsigned long ) ( (ulIPAddress >> 8UL) & 0xffUL ),
+ ( unsigned long ) ( ulIPAddress & 0xffUL ) );
+ pcTarget += rc;
+ pcSource += 3; /* skip "<n>ip" */
+ }
+ }
+
+ /* How far through the buffer was written? */
+ xLength = ( BaseType_t ) ( pcTarget - cOutputString );
+
+ /* If the message is to be logged to a UDP port then it can be sent directly
+ because it only uses FreeRTOS function (not Win32 functions). */
+ if( xUDPLoggingUsed != pdFALSE )
+ {
+ if( ( xPrintSocket == FREERTOS_INVALID_SOCKET ) && ( FreeRTOS_IsNetworkUp() != pdFALSE ) )
+ {
+ /* Create and bind the socket to which print messages are sent. The
+ xTimerPendFunctionCall() function is used even though this is
+ not an interrupt because this function is called from the IP task
+ and the IP task cannot itself wait for a socket to bind. The
+ parameters to prvCreatePrintSocket() are not required so set to
+ NULL or 0. */
+ xTimerPendFunctionCall( prvCreatePrintSocket, NULL, 0, dlDONT_BLOCK );
+ }
+
+ if( xPrintSocket != FREERTOS_INVALID_SOCKET )
+ {
+ FreeRTOS_sendto( xPrintSocket, cOutputString, xLength, 0, &xPrintUDPAddress, sizeof( xPrintUDPAddress ) );
+
+ /* Just because the UDP data logger I'm using is dumb. */
+ FreeRTOS_sendto( xPrintSocket, "\r", sizeof( char ), 0, &xPrintUDPAddress, sizeof( xPrintUDPAddress ) );
+ }
+ }
+
+ /* If logging is also to go to either stdout or a disk file then it cannot
+ be output here - so instead write the message to the stream buffer and wake
+ the Win32 thread which will read it from the stream buffer and perform the
+ actual output. */
+ if( ( xStdoutLoggingUsed != pdFALSE ) || ( xDiskFileLoggingUsed != pdFALSE ) )
+ {
+ configASSERT( xLogStreamBuffer );
+
+ /* How much space is in the buffer? */
+ xLength2 = uxStreamBufferGetSpace( xLogStreamBuffer );
+
+ /* There must be enough space to write both the string and the length of
+ the string. */
+ if( xLength2 >= ( xLength + sizeof( xLength ) ) )
+ {
+ /* First write in the length of the data, then write in the data
+ itself. Raising the thread priority is used as a critical section
+ as there are potentially multiple writers. The stream buffer is
+ only thread safe when there is a single writer (likewise for
+ reading from the buffer). */
+ xCurrentTask = GetCurrentThread();
+ iOriginalPriority = GetThreadPriority( xCurrentTask );
+ SetThreadPriority( GetCurrentThread(), THREAD_PRIORITY_TIME_CRITICAL );
+ uxStreamBufferAdd( xLogStreamBuffer, 0, ( const uint8_t * ) &( xLength ), sizeof( xLength ) );
+ uxStreamBufferAdd( xLogStreamBuffer, 0, ( const uint8_t * ) cOutputString, xLength );
+ SetThreadPriority( GetCurrentThread(), iOriginalPriority );
+ }
+
+ /* xDirectPrint is initialised to pdTRUE, and while it remains true the
+ logging output function is called directly. When the system is running
+ the output function cannot be called directly because it would get
+ called from both FreeRTOS tasks and Win32 threads - so instead wake the
+ Win32 thread responsible for the actual output. */
+ if( xDirectPrint != pdFALSE )
+ {
+ /* While starting up, the thread which calls prvWin32LoggingThread()
+ is not running yet and xDirectPrint will be pdTRUE. */
+ prvLoggingFlushBuffer();
+ }
+ else if( pvLoggingThreadEvent != NULL )
+ {
+ /* While running, wake up prvWin32LoggingThread() to send the
+ logging data. */
+ SetEvent( pvLoggingThreadEvent );
+ }
+ }
+ }
+}
+/*-----------------------------------------------------------*/
+
+static void prvLoggingFlushBuffer( void )
+{
+size_t xLength;
+char cPrintString[ dlMAX_PRINT_STRING_LENGTH ];
+
+ /* Is there more than the length value stored in the circular buffer
+ used to pass data from the FreeRTOS simulator into this Win32 thread? */
+ while( uxStreamBufferGetSize( xLogStreamBuffer ) > sizeof( xLength ) )
+ {
+ memset( cPrintString, 0x00, dlMAX_PRINT_STRING_LENGTH );
+ uxStreamBufferGet( xLogStreamBuffer, 0, ( uint8_t * ) &xLength, sizeof( xLength ), pdFALSE );
+ uxStreamBufferGet( xLogStreamBuffer, 0, ( uint8_t * ) cPrintString, xLength, pdFALSE );
+
+ /* Write the message to standard out if requested to do so when
+ vLoggingInit() was called, or if the network is not yet up. */
+ if( ( xStdoutLoggingUsed != pdFALSE ) || ( FreeRTOS_IsNetworkUp() == pdFALSE ) )
+ {
+ /* Write the message to stdout. */
+ printf( "%s", cPrintString ); /*_RB_ Replace with _write(). */
+ }
+
+ /* Write the message to a file if requested to do so when
+ vLoggingInit() was called. */
+ if( xDiskFileLoggingUsed != pdFALSE )
+ {
+ prvLogToFile( cPrintString, xLength );
+ }
+ }
+
+ prvFileClose();
+}
+/*-----------------------------------------------------------*/
+
+static DWORD WINAPI prvWin32LoggingThread( void *pvParameter )
+{
+const DWORD xMaxWait = 1000;
+
+ ( void ) pvParameter;
+
+ /* From now on, prvLoggingFlushBuffer() will only be called from this
+ Windows thread */
+ xDirectPrint = pdFALSE;
+
+ for( ;; )
+ {
+ /* Wait to be told there are message waiting to be logged. */
+ WaitForSingleObject( pvLoggingThreadEvent, xMaxWait );
+
+ /* Write out all waiting messages. */
+ prvLoggingFlushBuffer();
+ }
+}
+/*-----------------------------------------------------------*/
+
+static void prvFileLoggingInit( void )
+{
+FILE *pxHandle = fopen( pcLogFileName, "a" );
+
+ if( pxHandle != NULL )
+ {
+ fseek( pxHandle, SEEK_END, 0ul );
+ ulSizeOfLoggingFile = ftell( pxHandle );
+ fclose( pxHandle );
+ }
+ else
+ {
+ ulSizeOfLoggingFile = 0ul;
+ }
+}
+/*-----------------------------------------------------------*/
+
+static void prvFileClose( void )
+{
+ if( pxLoggingFileHandle != NULL )
+ {
+ fclose( pxLoggingFileHandle );
+ pxLoggingFileHandle = NULL;
+ }
+}
+/*-----------------------------------------------------------*/
+
+static void prvLogToFile( const char *pcMessage, size_t xLength )
+{
+ if( pxLoggingFileHandle == NULL )
+ {
+ pxLoggingFileHandle = fopen( pcLogFileName, "a" );
+ }
+
+ if( pxLoggingFileHandle != NULL )
+ {
+ fwrite( pcMessage, 1, xLength, pxLoggingFileHandle );
+ ulSizeOfLoggingFile += xLength;
+
+ /* If the file has grown to its maximum permissible size then close and
+ rename it - then start with a new file. */
+ if( ulSizeOfLoggingFile > ( size_t ) dlLOGGING_FILE_SIZE )
+ {
+ prvFileClose();
+ if( _access( pcFullLogFileName, 00 ) == 0 )
+ {
+ remove( pcFullLogFileName );
+ }
+ rename( pcLogFileName, pcFullLogFileName );
+ ulSizeOfLoggingFile = 0;
+ }
+ }
+}
+/*-----------------------------------------------------------*/
+
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/demo_logging.h b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/demo_logging.h
new file mode 100644
index 000000000..62ae46a52
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/demo_logging.h
@@ -0,0 +1,48 @@
+/*
+ * FreeRTOS Kernel V10.2.1
+ * Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * http://www.FreeRTOS.org
+ * http://aws.amazon.com/freertos
+ *
+ * 1 tab == 4 spaces!
+ */
+
+#ifndef DEMO_LOGGING_H
+#define DEMO_LOGGING_H
+
+/*
+ * Initialise a logging system that can be used from FreeRTOS tasks and Win32
+ * threads. Do not call printf() directly while the scheduler is running.
+ *
+ * Set xLogToStdout, xLogToFile and xLogToUDP to either pdTRUE or pdFALSE to
+ * lot to stdout, a disk file and a UDP port respectively.
+ *
+ * If xLogToUDP is pdTRUE then ulRemoteIPAddress and usRemotePort must be set
+ * to the IP address and port number to which UDP log messages will be sent.
+ */
+void vLoggingInit( BaseType_t xLogToStdout,
+ BaseType_t xLogToFile,
+ BaseType_t xLogToUDP,
+ uint32_t ulRemoteIPAddress,
+ uint16_t usRemotePort );
+
+#endif /* DEMO_LOGGING_H */
+
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/iot_config.h b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/iot_config.h
new file mode 100644
index 000000000..2889a2bfb
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/iot_config.h
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2018 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/* This file contains configuration settings for the demos. */
+
+#ifndef IOT_CONFIG_H_
+#define IOT_CONFIG_H_
+
+/* How long the MQTT library will wait for PINGRESPs or PUBACKs. */
+#define IOT_MQTT_RESPONSE_WAIT_MS ( 10000 )
+
+/* MQTT demo configuration. */
+#define IOT_DEMO_MQTT_PUBLISH_BURST_COUNT ( 10 )
+#define IOT_DEMO_MQTT_PUBLISH_BURST_SIZE ( 2 )
+
+/* Shadow demo configuration. The demo publishes periodic Shadow updates and responds
+ * to changing Shadows. */
+#define AWS_IOT_DEMO_SHADOW_UPDATE_COUNT ( 20 ) /* Number of updates to publish. */
+#define AWS_IOT_DEMO_SHADOW_UPDATE_PERIOD_MS ( 3000 ) /* Period of Shadow updates. */
+
+/* Library logging configuration. IOT_LOG_LEVEL_GLOBAL provides a global log
+ * level for all libraries; the library-specific settings override the global
+ * setting. If both the library-specific and global settings are undefined,
+ * no logs will be printed. */
+#define IOT_LOG_LEVEL_GLOBAL IOT_LOG_INFO
+#define IOT_LOG_LEVEL_DEMO IOT_LOG_INFO
+#define IOT_LOG_LEVEL_PLATFORM IOT_LOG_NONE
+#define IOT_LOG_LEVEL_NETWORK IOT_LOG_INFO
+#define IOT_LOG_LEVEL_TASKPOOL IOT_LOG_NONE
+#define IOT_LOG_LEVEL_MQTT IOT_LOG_INFO
+#define AWS_IOT_LOG_LEVEL_SHADOW IOT_LOG_INFO
+#define AWS_IOT_LOG_LEVEL_DEFENDER IOT_LOG_INFO
+
+/* Platform thread stack size and priority. */
+#define IOT_THREAD_DEFAULT_STACK_SIZE 2048
+#define IOT_THREAD_DEFAULT_PRIORITY 5
+
+#define AWS_IOT_MQTT_ENABLE_METRICS 0 //_RB_ added
+
+/* Include the common configuration file for FreeRTOS. */
+#include "iot_config_common.h"
+
+#endif /* ifndef IOT_CONFIG_H_ */
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/iot_config_common.h b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/iot_config_common.h
new file mode 100644
index 000000000..786774423
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/iot_config_common.h
@@ -0,0 +1,203 @@
+/*
+ * Amazon FreeRTOS V201906.00 Major
+ * Copyright (C) 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * http://aws.amazon.com/freertos
+ * http://www.FreeRTOS.org
+ */
+
+/* This file contains default configuration settings for the demos on FreeRTOS. */
+
+#ifndef IOT_CONFIG_COMMON_H_
+#define IOT_CONFIG_COMMON_H_
+
+/* FreeRTOS include. */
+#include "FreeRTOS.h" //_RB_Makes common config file FreeRTOS specific
+
+/* Use platform types on FreeRTOS. */
+#include "platform/iot_platform_types_freertos.h" //_RB_Makes common config file FreeRTOS specific
+
+/* Used to get the cloud broker endpoint for FreeRTOS. */
+//_RB_#include "aws_clientcredential.h"
+
+/* SDK version. */
+#define IOT_SDK_VERSION "4.0.0"
+
+/* This config file is for the demos; disable any test code. */
+#define IOT_BUILD_TESTS ( 0 )
+
+/* Logging puts function. */
+#define IotLogging_Puts( str ) configPRINTF( ( "%s\r\n", str ) )
+
+/* Enable asserts in libraries by default. */
+#ifndef IOT_METRICS_ENABLE_ASSERTS
+ #define IOT_METRICS_ENABLE_ASSERTS ( 1 )
+#endif
+#ifndef IOT_CONTAINERS_ENABLE_ASSERTS
+ #define IOT_CONTAINERS_ENABLE_ASSERTS ( 1 )
+#endif
+#ifndef IOT_TASKPOOL_ENABLE_ASSERTS
+ #define IOT_TASKPOOL_ENABLE_ASSERTS ( 1 )
+#endif
+#ifndef IOT_MQTT_ENABLE_ASSERTS
+ #define IOT_MQTT_ENABLE_ASSERTS ( 1 )
+#endif
+#ifndef AWS_IOT_SHADOW_ENABLE_ASSERTS
+ #define AWS_IOT_SHADOW_ENABLE_ASSERTS ( 1 )
+#endif
+#ifndef AWS_IOT_DEFENDER_ENABLE_ASSERTS
+ #define AWS_IOT_DEFENDER_ENABLE_ASSERTS ( 1 )
+#endif
+#ifndef IOT_BLE_ENABLE_ASSERTS
+ #define IOT_BLE_ENABLE_ASSERTS ( 1 )
+#endif
+
+/* Assert functions. */
+#define IotMetrics_Assert( expression ) configASSERT( expression )
+#define IotContainers_Assert( expression ) configASSERT( expression )
+#define IotTaskPool_Assert( expression ) configASSERT( expression )
+#define IotMqtt_Assert( expression ) configASSERT( expression )
+#define AwsIotShadow_Assert( expression ) configASSERT( expression )
+#define AwsIotDefender_Assert( expression ) configASSERT( expression )
+#define IotBle_Assert( expression ) configASSERT( expression )
+
+/* Control the usage of dynamic memory allocation. */
+#ifndef IOT_STATIC_MEMORY_ONLY
+ #define IOT_STATIC_MEMORY_ONLY ( 0 )
+#endif
+
+/* Memory allocation configuration. Note that these functions will not be affected
+ * by IOT_STATIC_MEMORY_ONLY. */
+#define IotNetwork_Malloc pvPortMalloc
+#define IotNetwork_Free vPortFree
+#define IotThreads_Malloc pvPortMalloc
+#define IotThreads_Free vPortFree
+#define IotLogging_Malloc pvPortMalloc
+#define IotLogging_Free vPortFree
+#define IotBle_Malloc pvPortMalloc
+#define IotBle_Free vPortFree
+/* #define IotLogging_StaticBufferSize */
+
+/* Memory allocation function configuration for the MQTT and Defender library.
+ * These libraries will be affected by IOT_STATIC_MEMORY_ONLY. */
+#if IOT_STATIC_MEMORY_ONLY == 0
+ #define IotMetrics_MallocTcpConnection pvPortMalloc
+ #define IotMetrics_FreeTcpConnection vPortFree
+ #define IotMetrics_MallocIpAddress pvPortMalloc
+ #define IotMetrics_FreeIpAddress vPortFree
+
+ #define IotTaskPool_MallocTaskPool pvPortMalloc
+ #define IotTaskPool_FreeTaskPool vPortFree
+ #define IotTaskPool_MallocJob pvPortMalloc
+ #define IotTaskPool_FreeJob vPortFree
+ #define IotTaskPool_MallocTimerEvent pvPortMalloc
+ #define IotTaskPool_FreeTimerEvent vPortFree
+
+ #define IotMqtt_MallocConnection pvPortMalloc
+ #define IotMqtt_FreeConnection vPortFree
+ #define IotMqtt_MallocMessage pvPortMalloc
+ #define IotMqtt_FreeMessage vPortFree
+ #define IotMqtt_MallocOperation pvPortMalloc
+ #define IotMqtt_FreeOperation vPortFree
+ #define IotMqtt_MallocSubscription pvPortMalloc
+ #define IotMqtt_FreeSubscription vPortFree
+
+ #define IotSerializer_MallocCborEncoder pvPortMalloc
+ #define IotSerializer_FreeCborEncoder vPortFree
+ #define IotSerializer_MallocCborParser pvPortMalloc
+ #define IotSerializer_FreeCborParser vPortFree
+ #define IotSerializer_MallocCborValue pvPortMalloc
+ #define IotSerializer_FreeCborValue vPortFree
+ #define IotSerializer_MallocDecoderObject pvPortMalloc
+ #define IotSerializer_FreeDecoderObject vPortFree
+
+ #define AwsIotShadow_MallocOperation pvPortMalloc
+ #define AwsIotShadow_FreeOperation vPortFree
+ #define AwsIotShadow_MallocString pvPortMalloc
+ #define AwsIotShadow_FreeString vPortFree
+ #define AwsIotShadow_MallocSubscription pvPortMalloc
+ #define AwsIotShadow_FreeSubscription vPortFree
+
+ #define AwsIotDefender_MallocReport pvPortMalloc
+ #define AwsIotDefender_FreeReport vPortFree
+ #define AwsIotDefender_MallocTopic pvPortMalloc
+ #define AwsIotDefender_FreeTopic vPortFree
+#endif /* if IOT_STATIC_MEMORY_ONLY == 0 */
+
+/* Default platform thread stack size and priority. */
+#ifndef IOT_THREAD_DEFAULT_STACK_SIZE
+ #define IOT_THREAD_DEFAULT_STACK_SIZE 2048
+#endif
+#ifndef IOT_THREAD_DEFAULT_PRIORITY
+ #define IOT_THREAD_DEFAULT_PRIORITY tskIDLE_PRIORITY
+#endif
+
+/* Platform network configuration. */
+#ifndef IOT_NETWORK_RECEIVE_TASK_PRIORITY
+ #define IOT_NETWORK_RECEIVE_TASK_PRIORITY ( tskIDLE_PRIORITY + 1 )
+#endif
+#ifndef IOT_NETWORK_RECEIVE_TASK_STACK_SIZE
+ #define IOT_NETWORK_RECEIVE_TASK_STACK_SIZE IOT_THREAD_DEFAULT_STACK_SIZE
+#endif
+
+/* Platform and SDK name for AWS IoT MQTT metrics. Only used when
+ * AWS_IOT_MQTT_ENABLE_METRICS is 1. */
+#define IOT_SDK_NAME "AmazonFreeRTOS"
+#ifdef configPLATFORM_NAME
+ #define IOT_PLATFORM_NAME configPLATFORM_NAME
+#else
+ #define IOT_PLATFORM_NAME "Unknown"
+#endif
+
+/* Cloud endpoint to which the device connects to. */
+#define IOT_CLOUD_ENDPOINT clientcredentialMQTT_BROKER_ENDPOINT
+
+/**
+ * @brief Unique identifier used to recognize a device by the cloud.
+ * This could be SHA-256 of the device certificate.
+ */
+extern const char *getDeviceIdentifier( void );
+#define IOT_DEVICE_IDENTIFIER getDeviceIdentifier()
+
+/**
+ * @brief Metrics emitted by the device.
+ */
+extern const char *getDeviceMetrics( void );
+#define AWS_IOT_METRICS_USERNAME getDeviceMetrics()
+
+/**
+ * @brief Length of the metrics emitted by device.
+ */
+extern uint16_t getDeviceMetricsLength( void );
+#define AWS_IOT_METRICS_USERNAME_LENGTH getDeviceMetricsLength()
+
+/* Define the data type of metrics connection id as same as Socket_t in aws_secure_socket.h */
+#define IotMetricsConnectionId_t void *
+
+/* Configuration for defender demo: set format to CBOR. */
+#define AWS_IOT_DEFENDER_FORMAT AWS_IOT_DEFENDER_FORMAT_CBOR
+
+/* Configuration for defender demo: use long tag for readable output. Please use short tag for the real application. */
+#define AWS_IOT_DEFENDER_USE_LONG_TAG ( 1 )
+
+/* Demo runner configuration. */
+//_RB_#include "aws_demo_config.h"
+
+#endif /* ifndef IOT_CONFIG_COMMON_H_ */
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/main.c b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/main.c
new file mode 100644
index 000000000..6361b49b2
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/main.c
@@ -0,0 +1,213 @@
+/*
+ * FreeRTOS Kernel V10.2.1
+ * Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * http://www.FreeRTOS.org
+ * http://aws.amazon.com/freertos
+ *
+ * 1 tab == 4 spaces!
+ */
+
+/*
+ * This project is a cut down version of the project described on the following
+ * link. Only the simple UDP client and server and the TCP echo clients are
+ * included in the build:
+ * http://www.freertos.org/FreeRTOS-Plus/FreeRTOS_Plus_TCP/examples_FreeRTOS_simulator.html
+ */
+
+/* Standard includes. */
+#include <stdio.h>
+#include <time.h>
+
+/* Visual studio intrinsics used so the __debugbreak() function is available
+should an assert get hit. */
+#include <intrin.h>
+
+/* FreeRTOS includes. */
+#include <FreeRTOS.h>
+#include "task.h"
+
+/* TCP/IP stack includes. */
+#include "FreeRTOS_IP.h"
+
+/*
+ * Prototypes for the demos that can be started from this project.
+ */
+extern void vStartSimpleTaskPoolDemo( void );
+
+/* This example is the first in a sequence that adds IoT functionality into
+an existing TCP/IP project. In this first project the TCP/IP stack is not
+actually used, but it is still built, which requires this array to be
+present. */
+const uint8_t ucMACAddress[ 6 ] = { configMAC_ADDR0, configMAC_ADDR1, configMAC_ADDR2, configMAC_ADDR3, configMAC_ADDR4, configMAC_ADDR5 };
+
+/*-----------------------------------------------------------*/
+
+int main( void )
+{
+ /*
+ * Instructions for using this project are provided on:
+ * TBD
+ */
+
+ /* Create the example that demonstrates task pool functionality. Examples
+ that demonstrate networking connectivity will be added in future projects
+ and get started after the network has connected (from within the
+ vApplicationIPNetworkEventHook() function).*/
+ vStartSimpleTaskPoolDemo();
+
+ /* Start the scheduler - if all is well from this point on only FreeRTOS
+ tasks will execute. */
+ vTaskStartScheduler();
+
+ /* If all is well, the scheduler will now be running, and the following
+ line will never be reached. If the following line does execute, then
+ there was insufficient FreeRTOS heap memory available for the idle and/or
+ timer tasks to be created. See the memory management section on the
+ FreeRTOS web site for more details (this is standard text that is not not
+ really applicable to the Win32 simulator port). */
+ for( ;; )
+ {
+ __debugbreak();
+ }
+}
+/*-----------------------------------------------------------*/
+
+void vAssertCalled( const char *pcFile, uint32_t ulLine )
+{
+volatile uint32_t ulBlockVariable = 0UL;
+volatile char *pcFileName = ( volatile char * ) pcFile;
+volatile uint32_t ulLineNumber = ulLine;
+
+ ( void ) pcFileName;
+ ( void ) ulLineNumber;
+
+ printf( "vAssertCalled( %s, %u\n", pcFile, ulLine );
+
+ /* Setting ulBlockVariable to a non-zero value in the debugger will allow
+ this function to be exited. */
+ taskDISABLE_INTERRUPTS();
+ {
+ while( ulBlockVariable == 0UL )
+ {
+ __debugbreak();
+ }
+ }
+ taskENABLE_INTERRUPTS();
+}
+/*-----------------------------------------------------------*/
+
+/* Called by FreeRTOS+TCP when the network connects or disconnects. Disconnect
+events are only received if implemented in the MAC driver. */
+void vApplicationIPNetworkEventHook( eIPCallbackEvent_t eNetworkEvent )
+{
+ /* This example is the first in a sequence that adds IoT functionality into
+ an existing TCP/IP project. In this first project the TCP/IP stack is not
+ actually used, but it is still built, which requires this function to be
+ present. For now this function does not need to do anything, so just ensure
+ the unused parameters don't cause compiler warnings and that calls to this
+ function are trapped by the debugger. */
+ __debugbreak();
+ ( void ) eNetworkEvent;
+}
+/*-----------------------------------------------------------*/
+
+extern uint32_t ulApplicationGetNextSequenceNumber( uint32_t ulSourceAddress,
+ uint16_t usSourcePort,
+ uint32_t ulDestinationAddress,
+ uint16_t usDestinationPort )
+{
+ /* This example is the first in a sequence that adds IoT functionality into
+ an existing TCP/IP project. In this first project the TCP/IP stack is not
+ actually used, but it is still built, which requires this function to be
+ present. For now this function does not need to do anything, so just ensure
+ the unused parameters don't cause compiler warnings and that calls to this
+ function are trapped by the debugger. */
+ ( void ) ulSourceAddress;
+ ( void ) usSourcePort;
+ ( void ) ulDestinationAddress;
+ ( void ) usDestinationPort;
+ __debugbreak();
+ return 0;
+}
+/*-----------------------------------------------------------*/
+
+UBaseType_t uxRand( void )
+{
+ /* This example is the first in a sequence that adds IoT functionality into
+ an existing TCP/IP project. In this first project the TCP/IP stack is not
+ actually used, but it is still built, which requires this function to be
+ present. For now this function does not need to do anything, so just ensure
+ the calls to the function are trapped by the debugger. */
+ __debugbreak();
+ return 0;
+}
+/*-----------------------------------------------------------*/
+
+/* configUSE_STATIC_ALLOCATION is set to 1, so the application must provide an
+implementation of vApplicationGetIdleTaskMemory() to provide the memory that is
+used by the Idle task. */
+void vApplicationGetIdleTaskMemory( StaticTask_t** ppxIdleTaskTCBBuffer, StackType_t** ppxIdleTaskStackBuffer, uint32_t* pulIdleTaskStackSize )
+{
+ /* If the buffers to be provided to the Idle task are declared inside this
+ function then they must be declared static - otherwise they will be allocated on
+ the stack and so not exists after this function exits. */
+ static StaticTask_t xIdleTaskTCB;
+ static StackType_t uxIdleTaskStack[configMINIMAL_STACK_SIZE];
+
+ /* Pass out a pointer to the StaticTask_t structure in which the Idle task's
+ state will be stored. */
+ *ppxIdleTaskTCBBuffer = &xIdleTaskTCB;
+
+ /* Pass out the array that will be used as the Idle task's stack. */
+ *ppxIdleTaskStackBuffer = uxIdleTaskStack;
+
+ /* Pass out the size of the array pointed to by *ppxIdleTaskStackBuffer.
+ Note that, as the array is necessarily of type StackType_t,
+ configMINIMAL_STACK_SIZE is specified in words, not bytes. */
+ *pulIdleTaskStackSize = configMINIMAL_STACK_SIZE;
+}
+/*-----------------------------------------------------------*/
+
+/* configUSE_STATIC_ALLOCATION and configUSE_TIMERS are both set to 1, so the
+application must provide an implementation of vApplicationGetTimerTaskMemory()
+to provide the memory that is used by the Timer service task. */
+void vApplicationGetTimerTaskMemory( StaticTask_t** ppxTimerTaskTCBBuffer, StackType_t** ppxTimerTaskStackBuffer, uint32_t* pulTimerTaskStackSize )
+{
+ /* If the buffers to be provided to the Timer task are declared inside this
+ function then they must be declared static - otherwise they will be allocated on
+ the stack and so not exists after this function exits. */
+ static StaticTask_t xTimerTaskTCB;
+ static StackType_t uxTimerTaskStack[configTIMER_TASK_STACK_DEPTH];
+
+ /* Pass out a pointer to the StaticTask_t structure in which the Timer
+ task's state will be stored. */
+ *ppxTimerTaskTCBBuffer = &xTimerTaskTCB;
+
+ /* Pass out the array that will be used as the Timer task's stack. */
+ *ppxTimerTaskStackBuffer = uxTimerTaskStack;
+
+ /* Pass out the size of the array pointed to by *ppxTimerTaskStackBuffer.
+ Note that, as the array is necessarily of type StackType_t,
+ configMINIMAL_STACK_SIZE is specified in words, not bytes. */
+ *pulTimerTaskStackSize = configTIMER_TASK_STACK_DEPTH;
+}
+
+
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/mqtt_demo.sln b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/mqtt_demo.sln
new file mode 100644
index 000000000..b362f36c5
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/mqtt_demo.sln
@@ -0,0 +1,23 @@
+
+Microsoft Visual Studio Solution File, Format Version 11.00
+# Visual Studio 2010
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "RTOSDemo", "WIN32.vcxproj", "{C686325E-3261-42F7-AEB1-DDE5280E1CEB}"
+EndProject
+Global
+ GlobalSection(TestCaseManagementSettings) = postSolution
+ CategoryFile = FreeRTOS_Plus_TCP_Minimal.vsmdi
+ EndGlobalSection
+ GlobalSection(SolutionConfigurationPlatforms) = preSolution
+ Debug|Win32 = Debug|Win32
+ Release|Win32 = Release|Win32
+ EndGlobalSection
+ GlobalSection(ProjectConfigurationPlatforms) = postSolution
+ {C686325E-3261-42F7-AEB1-DDE5280E1CEB}.Debug|Win32.ActiveCfg = Debug|Win32
+ {C686325E-3261-42F7-AEB1-DDE5280E1CEB}.Debug|Win32.Build.0 = Debug|Win32
+ {C686325E-3261-42F7-AEB1-DDE5280E1CEB}.Release|Win32.ActiveCfg = Release|Win32
+ {C686325E-3261-42F7-AEB1-DDE5280E1CEB}.Release|Win32.Build.0 = Release|Win32
+ EndGlobalSection
+ GlobalSection(SolutionProperties) = preSolution
+ HideSolutionNode = FALSE
+ EndGlobalSection
+EndGlobal
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/printf-stdarg.c b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/printf-stdarg.c
new file mode 100644
index 000000000..5505535c1
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/mqtt/printf-stdarg.c
@@ -0,0 +1,667 @@
+/*
+ Copyright 2001, 2002 Georges Menie (www.menie.org)
+ stdarg version contributed by Christian Ettinger
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ Changes for the FreeRTOS ports:
+
+ - The dot in "%-8.8s"
+ - The specifiers 'l' (long) and 'L' (long long)
+ - The specifier 'u' for unsigned
+ - Dot notation for IP addresses:
+ sprintf("IP = %xip\n", 0xC0A80164);
+ will produce "IP = 192.168.1.100\n"
+*/
+
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "FreeRTOS.h"
+
+#define PAD_RIGHT 1
+#define PAD_ZERO 2
+
+/*
+ * Return 1 for readable, 2 for writeable, 3 for both.
+ * Function must be provided by the application.
+ */
+extern BaseType_t xApplicationMemoryPermissions( uint32_t aAddress );
+
+extern void vOutputChar( const char cChar, const TickType_t xTicksToWait );
+static const TickType_t xTicksToWait = pdMS_TO_TICKS( 20 );
+
+struct xPrintFlags
+{
+ int base;
+ int width;
+ int printLimit;
+ unsigned
+ pad : 8,
+ letBase : 8,
+ isSigned : 1,
+ isNumber : 1,
+ long32 : 1,
+ long64 : 1;
+};
+
+struct SStringBuf
+{
+ char *str;
+ const char *orgStr;
+ const char *nulPos;
+ int curLen;
+ struct xPrintFlags flags;
+};
+
+static void strbuf_init( struct SStringBuf *apStr, char *apBuf, const char *apMaxStr )
+{
+ apStr->str = apBuf;
+ apStr->orgStr = apBuf;
+ apStr->nulPos = apMaxStr-1;
+ apStr->curLen = 0;
+
+ memset( &apStr->flags, '\0', sizeof( apStr->flags ) );
+}
+/*-----------------------------------------------------------*/
+
+static BaseType_t strbuf_printchar( struct SStringBuf *apStr, int c )
+{
+ if( apStr->str == NULL )
+ {
+ vOutputChar( ( char ) c, xTicksToWait );
+ apStr->curLen++;
+ return pdTRUE;
+ }
+ if( apStr->str < apStr->nulPos )
+ {
+ *( apStr->str++ ) = c;
+ apStr->curLen++;
+ return pdTRUE;
+ }
+ if( apStr->str == apStr->nulPos )
+ {
+ *( apStr->str++ ) = '\0';
+ }
+ return pdFALSE;
+}
+/*-----------------------------------------------------------*/
+
+static portINLINE BaseType_t strbuf_printchar_inline( struct SStringBuf *apStr, int c )
+{
+ if( apStr->str == NULL )
+ {
+ vOutputChar( ( char ) c, xTicksToWait );
+ if( c == 0 )
+ {
+ return pdFALSE;
+ }
+ apStr->curLen++;
+ return pdTRUE;
+ }
+ if( apStr->str < apStr->nulPos )
+ {
+ *(apStr->str++) = c;
+ if( c == 0 )
+ {
+ return pdFALSE;
+ }
+ apStr->curLen++;
+ return pdTRUE;
+ }
+ if( apStr->str == apStr->nulPos )
+ {
+ *( apStr->str++ ) = '\0';
+ }
+ return pdFALSE;
+}
+/*-----------------------------------------------------------*/
+
+static portINLINE int i2hex( int aCh )
+{
+int iResult;
+
+ if( aCh < 10 )
+ {
+ iResult = '0' + aCh;
+ }
+ else
+ {
+ iResult = 'A' + aCh - 10;
+ }
+
+ return iResult;
+}
+/*-----------------------------------------------------------*/
+
+static BaseType_t prints(struct SStringBuf *apBuf, const char *apString )
+{
+ register int padchar = ' ';
+ int i,len;
+
+ if( xApplicationMemoryPermissions( ( uint32_t )apString ) == 0 )
+ {
+ /* The user has probably made a mistake with the parameter
+ for '%s', the memory is not readbale. */
+ apString = "INV_MEM";
+ }
+
+ if( apBuf->flags.width > 0 )
+ {
+ register int len = 0;
+ register const char *ptr;
+ for( ptr = apString; *ptr; ++ptr )
+ {
+ ++len;
+ }
+
+ if( len >= apBuf->flags.width )
+ {
+ apBuf->flags.width = 0;
+ }
+ else
+ {
+ apBuf->flags.width -= len;
+ }
+
+ if( apBuf->flags.pad & PAD_ZERO )
+ {
+ padchar = '0';
+ }
+ }
+ if( ( apBuf->flags.pad & PAD_RIGHT ) == 0 )
+ {
+ for( ; apBuf->flags.width > 0; --apBuf->flags.width )
+ {
+ if( strbuf_printchar( apBuf, padchar ) == 0 )
+ {
+ return pdFALSE;
+ }
+ }
+ }
+ if( ( apBuf->flags.isNumber == pdTRUE ) && ( apBuf->flags.pad == pdTRUE ) )
+ {
+ /* The string to print represents an integer number.
+ * In this case, printLimit is the min number of digits to print
+ * If the length of the number to print is less than the min nb of i
+ * digits to display, we add 0 before printing the number
+ */
+ len = strlen( apString );
+
+ if( len < apBuf->flags.printLimit )
+ {
+ i = apBuf->flags.printLimit - len;
+ for( ; i; i-- )
+ {
+ if( strbuf_printchar( apBuf, '0' ) == 0 )
+ {
+ return pdFALSE;
+ }
+ }
+ }
+ }
+ /* The string to print is not the result of a number conversion to ascii.
+ * For a string, printLimit is the max number of characters to display
+ */
+ for( ; apBuf->flags.printLimit && *apString ; ++apString, --apBuf->flags.printLimit )
+ {
+ if( !strbuf_printchar( apBuf, *apString ) )
+ {
+ return pdFALSE;
+ }
+ }
+
+ for( ; apBuf->flags.width > 0; --apBuf->flags.width )
+ {
+ if( !strbuf_printchar( apBuf, padchar ) )
+ {
+ return pdFALSE;
+ }
+ }
+
+ return pdTRUE;
+}
+/*-----------------------------------------------------------*/
+
+/* the following should be enough for 32 bit int */
+#define PRINT_BUF_LEN 12 /* to print 4294967296 */
+
+#if SPRINTF_LONG_LONG
+#warning 64-bit libraries will be included as well
+static BaseType_t printll( struct SStringBuf *apBuf, long long i )
+{
+ char print_buf[ 2 * PRINT_BUF_LEN ];
+ register char *s;
+ register int t, neg = 0;
+ register unsigned long long u = i;
+ lldiv_t lldiv_result;
+
+/* typedef struct
+ * {
+ * long long int quot; // quotient
+ * long long int rem; // remainder
+ * } lldiv_t;
+ */
+
+ apBuf->flags.isNumber = pdTRUE; /* Parameter for prints */
+ if( i == 0LL )
+ {
+ print_buf[ 0 ] = '0';
+ print_buf[ 1 ] = '\0';
+ return prints( apBuf, print_buf );
+ }
+
+ if( ( apBuf->flags.isSigned == pdTRUE ) && ( apBuf->flags.base == 10 ) && ( i < 0LL ) )
+ {
+ neg = 1;
+ u = -i;
+ }
+
+ s = print_buf + sizeof( print_buf ) - 1;
+
+ *s = '\0';
+ /* 18446744073709551616 */
+ while( u != 0 )
+ {
+ lldiv_result = lldiv( u, ( unsigned long long ) apBuf->flags.base );
+ t = lldiv_result.rem;
+ if( t >= 10 )
+ {
+ t += apBuf->flags.letBase - '0' - 10;
+ }
+ *( --s ) = t + '0';
+ u = lldiv_result.quot;
+ }
+
+ if( neg != 0 )
+ {
+ if( ( apBuf->flags.width != 0 ) && ( apBuf->flags.pad & PAD_ZERO ) )
+ {
+ if( !strbuf_printchar( apBuf, '-' ) )
+ {
+ return pdFALSE;
+ }
+ --apBuf->flags.width;
+ }
+ else
+ {
+ *( --s ) = '-';
+ }
+ }
+
+ return prints( apBuf, s );
+}
+#endif /* SPRINTF_LONG_LONG */
+/*-----------------------------------------------------------*/
+
+static BaseType_t printi( struct SStringBuf *apBuf, int i )
+{
+ char print_buf[ PRINT_BUF_LEN ];
+ register char *s;
+ register int t, neg = 0;
+ register unsigned int u = i;
+ register unsigned base = apBuf->flags.base;
+
+ apBuf->flags.isNumber = pdTRUE; /* Parameter for prints */
+
+ if( i == 0 )
+ {
+ print_buf[ 0 ] = '0';
+ print_buf[ 1 ] = '\0';
+ return prints( apBuf, print_buf );
+ }
+
+ if( ( apBuf->flags.isSigned == pdTRUE ) && ( base == 10 ) && ( i < 0 ) )
+ {
+ neg = 1;
+ u = -i;
+ }
+
+ s = print_buf + sizeof( print_buf ) - 1;
+
+ *s = '\0';
+ switch( base )
+ {
+ case 16:
+ while( u != 0 )
+ {
+ t = u & 0xF;
+ if( t >= 10 )
+ {
+ t += apBuf->flags.letBase - '0' - 10;
+ }
+ *( --s ) = t + '0';
+ u >>= 4;
+ }
+ break;
+
+ case 8:
+ case 10:
+ /* GCC compiles very efficient */
+ while( u )
+ {
+ t = u % base;
+ *( --s ) = t + '0';
+ u /= base;
+ }
+ break;
+/*
+ // The generic case, not yet in use
+ default:
+ while( u )
+ {
+ t = u % base;
+ if( t >= 10)
+ {
+ t += apBuf->flags.letBase - '0' - 10;
+ }
+ *( --s ) = t + '0';
+ u /= base;
+ }
+ break;
+*/
+ }
+
+ if( neg != 0 )
+ {
+ if( apBuf->flags.width && (apBuf->flags.pad & PAD_ZERO ) )
+ {
+ if( strbuf_printchar( apBuf, '-' ) == 0 )
+ {
+ return pdFALSE;
+ }
+ --apBuf->flags.width;
+ }
+ else
+ {
+ *( --s ) = '-';
+ }
+ }
+
+ return prints( apBuf, s );
+}
+/*-----------------------------------------------------------*/
+
+static BaseType_t printIp(struct SStringBuf *apBuf, unsigned i )
+{
+ char print_buf[16];
+
+ sprintf( print_buf, "%u.%u.%u.%u",
+ i >> 24,
+ ( i >> 16 ) & 0xff,
+ ( i >> 8 ) & 0xff,
+ i & 0xff );
+ apBuf->flags.isNumber = pdTRUE; /* Parameter for prints */
+ prints( apBuf, print_buf );
+
+ return pdTRUE;
+}
+/*-----------------------------------------------------------*/
+
+static void tiny_print( struct SStringBuf *apBuf, const char *format, va_list args )
+{
+ char scr[2];
+
+ for( ; ; )
+ {
+ int ch = *( format++ );
+
+ if( ch != '%' )
+ {
+ do
+ {
+ /* Put the most like flow in a small loop */
+ if( strbuf_printchar_inline( apBuf, ch ) == 0 )
+ {
+ return;
+ }
+ ch = *( format++ );
+ } while( ch != '%' );
+ }
+ ch = *( format++ );
+ /* Now ch has character after '%', format pointing to next */
+
+ if( ch == '\0' )
+ {
+ break;
+ }
+ if( ch == '%' )
+ {
+ if( strbuf_printchar( apBuf, ch ) == 0 )
+ {
+ return;
+ }
+ continue;
+ }
+ memset( &apBuf->flags, '\0', sizeof( apBuf->flags ) );
+
+ if( ch == '-' )
+ {
+ ch = *( format++ );
+ apBuf->flags.pad = PAD_RIGHT;
+ }
+ while( ch == '0' )
+ {
+ ch = *( format++ );
+ apBuf->flags.pad |= PAD_ZERO;
+ }
+ if( ch == '*' )
+ {
+ ch = *( format++ );
+ apBuf->flags.width = va_arg( args, int );
+ }
+ else
+ {
+ while( ch >= '0' && ch <= '9' )
+ {
+ apBuf->flags.width *= 10;
+ apBuf->flags.width += ch - '0';
+ ch = *( format++ );
+ }
+ }
+ if( ch == '.' )
+ {
+ ch = *( format++ );
+ if( ch == '*' )
+ {
+ apBuf->flags.printLimit = va_arg( args, int );
+ ch = *( format++ );
+ }
+ else
+ {
+ while( ch >= '0' && ch <= '9' )
+ {
+ apBuf->flags.printLimit *= 10;
+ apBuf->flags.printLimit += ch - '0';
+ ch = *( format++ );
+ }
+ }
+ }
+ if( apBuf->flags.printLimit == 0 )
+ {
+ apBuf->flags.printLimit--; /* -1: make it unlimited */
+ }
+ if( ch == 's' )
+ {
+ register char *s = ( char * )va_arg( args, int );
+ if( prints( apBuf, s ? s : "(null)" ) == 0 )
+ {
+ break;
+ }
+ continue;
+ }
+ if( ch == 'c' )
+ {
+ /* char are converted to int then pushed on the stack */
+ scr[0] = ( char ) va_arg( args, int );
+
+ if( strbuf_printchar( apBuf, scr[0] ) == 0 )
+ {
+ return;
+ }
+
+ continue;
+ }
+ if( ch == 'l' )
+ {
+ ch = *( format++ );
+ apBuf->flags.long32 = 1;
+ /* Makes not difference as u32 == long */
+ }
+ if( ch == 'L' )
+ {
+ ch = *( format++ );
+ apBuf->flags.long64 = 1;
+ /* Does make a difference */
+ }
+ apBuf->flags.base = 10;
+ apBuf->flags.letBase = 'a';
+
+ if( ch == 'd' || ch == 'u' )
+ {
+ apBuf->flags.isSigned = ( ch == 'd' );
+#if SPRINTF_LONG_LONG
+ if( apBuf->flags.long64 != pdFALSE )
+ {
+ if( printll( apBuf, va_arg( args, long long ) ) == 0 )
+ {
+ break;
+ }
+ } else
+#endif /* SPRINTF_LONG_LONG */
+ if( printi( apBuf, va_arg( args, int ) ) == 0 )
+ {
+ break;
+ }
+ continue;
+ }
+
+ apBuf->flags.base = 16; /* From here all hexadecimal */
+
+ if( ch == 'x' && format[0] == 'i' && format[1] == 'p' )
+ {
+ format += 2; /* eat the "xi" of "xip" */
+ /* Will use base 10 again */
+ if( printIp( apBuf, va_arg( args, int ) ) == 0 )
+ {
+ break;
+ }
+ continue;
+ }
+ if( ch == 'x' || ch == 'X' || ch == 'p' || ch == 'o' )
+ {
+ if( ch == 'X' )
+ {
+ apBuf->flags.letBase = 'A';
+ }
+ else if( ch == 'o' )
+ {
+ apBuf->flags.base = 8;
+ }
+#if SPRINTF_LONG_LONG
+ if( apBuf->flags.long64 != pdFALSE )
+ {
+ if( printll( apBuf, va_arg( args, long long ) ) == 0 )
+ {
+ break;
+ }
+ } else
+#endif /* SPRINTF_LONG_LONG */
+ if( printi( apBuf, va_arg( args, int ) ) == 0 )
+ {
+ break;
+ }
+ continue;
+ }
+ }
+ strbuf_printchar( apBuf, '\0' );
+}
+/*-----------------------------------------------------------*/
+
+int vsnprintf( char *apBuf, size_t aMaxLen, const char *apFmt, va_list args )
+{
+ struct SStringBuf strBuf;
+ strbuf_init( &strBuf, apBuf, ( const char* )apBuf + aMaxLen );
+ tiny_print( &strBuf, apFmt, args );
+
+ return strBuf.curLen;
+}
+/*-----------------------------------------------------------*/
+
+int snprintf( char *apBuf, size_t aMaxLen, const char *apFmt, ... )
+{
+ va_list args;
+
+ va_start( args, apFmt );
+ struct SStringBuf strBuf;
+ strbuf_init( &strBuf, apBuf, ( const char* )apBuf + aMaxLen );
+ tiny_print( &strBuf, apFmt, args );
+ va_end( args );
+
+ return strBuf.curLen;
+}
+/*-----------------------------------------------------------*/
+
+int sprintf( char *apBuf, const char *apFmt, ... )
+{
+ va_list args;
+
+ va_start( args, apFmt );
+ struct SStringBuf strBuf;
+ strbuf_init( &strBuf, apBuf, ( const char * )apBuf + 1024 );
+ tiny_print( &strBuf, apFmt, args );
+ va_end( args );
+
+ return strBuf.curLen;
+}
+/*-----------------------------------------------------------*/
+
+int vsprintf( char *apBuf, const char *apFmt, va_list args )
+{
+ struct SStringBuf strBuf;
+ strbuf_init( &strBuf, apBuf, ( const char* ) apBuf + 1024 );
+ tiny_print( &strBuf, apFmt, args );
+
+ return strBuf.curLen;
+}
+/*-----------------------------------------------------------*/
+
+const char *mkSize (unsigned long long aSize, char *apBuf, int aLen)
+{
+static char retString[33];
+size_t gb, mb, kb, sb;
+
+ if (apBuf == NULL) {
+ apBuf = retString;
+ aLen = sizeof( retString );
+ }
+ gb = aSize / (1024*1024*1024);
+ aSize -= gb * (1024*1024*1024);
+ mb = aSize / (1024*1024);
+ aSize -= mb * (1024*1024);
+ kb = aSize / (1024);
+ aSize -= kb * (1024);
+ sb = aSize;
+ if( gb )
+ {
+ snprintf (apBuf, aLen, "%u.%02u GB", ( unsigned ) gb, ( unsigned ) ( ( 100 * mb ) / 1024ul ) );
+ }
+ else if( mb )
+ {
+ snprintf (apBuf, aLen, "%u.%02u MB", ( unsigned ) mb, ( unsigned ) ( ( 100 * kb) / 1024ul ) );
+ }
+ else if( kb != 0ul )
+ {
+ snprintf (apBuf, aLen, "%u.%02u KB", ( unsigned ) kb, ( unsigned ) ( ( 100 * sb) / 1024ul ) );
+ }
+ else
+ {
+ snprintf (apBuf, aLen, "%u bytes", ( unsigned ) sb);
+ }
+ return apBuf;
+}
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/task_pool/DemoTasks/SimpleTaskPoolExamples.c b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/task_pool/DemoTasks/SimpleTaskPoolExamples.c
index 7b7f0cd2e..49924537e 100644
--- a/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/task_pool/DemoTasks/SimpleTaskPoolExamples.c
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_IoT_Libraries/task_pool/DemoTasks/SimpleTaskPoolExamples.c
@@ -182,6 +182,8 @@ uint32_t ulLoops = 0;
static void prvSimpleTaskNotifyCallback( IotTaskPool_t pTaskPool, IotTaskPoolJob_t pJob, void *pUserContext )
{
+/* The jobs context is the handle of the task to which a notification should
+be sent. */
TaskHandle_t xTaskToNotify = ( TaskHandle_t ) pUserContext;
/* Remove warnings about unused parameters. */
@@ -468,6 +470,7 @@ IotTaskPoolJobStatus_t xJobStatus;
prvSimpleTaskNotifyCallback,
(void * ) xTaskGetCurrentTaskHandle(),
&( xJobs[ xIndex ] ) );
+ configASSERT( xResult == IOT_TASKPOOL_SUCCESS );
}
}