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/******************************************************************************
Copyright (c) 2009-2012, Intel Corporation
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 Intel Corporation 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.
******************************************************************************/
#include <WinSock2.h>
#include <iphlpapi.h>
#include <windows_hal.hpp>
#include <IPCListener.hpp>
#include <PeerList.hpp>
#include <gptp_log.hpp>
DWORD WINAPI OSThreadCallback( LPVOID input ) {
OSThreadArg *arg = (OSThreadArg*) input;
arg->ret = arg->func( arg->arg );
return 0;
}
VOID CALLBACK WindowsTimerQueueHandler( PVOID arg_in, BOOLEAN ignore ) {
WindowsTimerQueueHandlerArg *arg = (WindowsTimerQueueHandlerArg *) arg_in;
size_t diff;
// Remove myself from unexpired timer queue
AcquireSRWLockExclusive( &arg->timer_queue->lock );
diff = arg->timer_queue->arg_list.size();
arg->timer_queue->arg_list.remove( arg );
diff -= arg->timer_queue->arg_list.size();
ReleaseSRWLockExclusive( &arg->timer_queue->lock );
// If the remove was unsuccessful bail because we were
// stepped on by 'cancelEvent'
if( diff == 0 ) return;
arg->func( arg->inner_arg );
// Add myself to the expired timer queue
AcquireSRWLockExclusive( &arg->queue->retiredTimersLock );
arg->queue->retiredTimers.push_front( arg );
ReleaseSRWLockExclusive( &arg->queue->retiredTimersLock );
}
bool WindowsTimestamper::HWTimestamper_init( InterfaceLabel *iface_label, OSNetworkInterface *net_iface ) {
char network_card_id[64];
LinkLayerAddress *addr = dynamic_cast<LinkLayerAddress *>(iface_label);
if( addr == NULL ) return false;
PIP_ADAPTER_INFO pAdapterInfo;
IP_ADAPTER_INFO AdapterInfo[32]; // Allocate information for up to 32 NICs
DWORD dwBufLen = sizeof(AdapterInfo); // Save memory size of buffer
DWORD dwStatus = GetAdaptersInfo( AdapterInfo, &dwBufLen );
if( dwStatus != ERROR_SUCCESS ) return false;
for( pAdapterInfo = AdapterInfo; pAdapterInfo != NULL; pAdapterInfo = pAdapterInfo->Next ) {
if( pAdapterInfo->AddressLength == ETHER_ADDR_OCTETS && *addr == LinkLayerAddress( pAdapterInfo->Address )) {
break;
}
}
if( pAdapterInfo == NULL ) return false;
DeviceClockRateMapping *rate_map = DeviceClockRateMap;
while (rate_map->device_desc != NULL)
{
if (strstr(pAdapterInfo->Description, rate_map->device_desc) != NULL)
break;
++rate_map;
}
if (rate_map->device_desc != NULL) {
netclock_hz.QuadPart = rate_map->clock_rate;
}
else {
GPTP_LOG_ERROR("Unable to determine clock rate for interface %s", pAdapterInfo->Description);
return false;
}
GPTP_LOG_INFO( "Adapter UID: %s\n", pAdapterInfo->AdapterName );
PLAT_strncpy( network_card_id, NETWORK_CARD_ID_PREFIX, 63 );
PLAT_strncpy( network_card_id+strlen(network_card_id), pAdapterInfo->AdapterName, 63-strlen(network_card_id) );
miniport = CreateFile( network_card_id,
GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL, OPEN_EXISTING, 0, NULL );
if( miniport == INVALID_HANDLE_VALUE ) return false;
tsc_hz.QuadPart = getTSCFrequency( 1000 );
if( tsc_hz.QuadPart == 0 ) {
return false;
}
return true;
}
bool WindowsNamedPipeIPC::init(OS_IPC_ARG *arg) {
IPCListener *ipclistener;
IPCSharedData ipcdata = { &peerList_, &lOffset_ };
ipclistener = new IPCListener();
// Start IPC listen thread
if (!ipclistener->start(ipcdata)) {
GPTP_LOG_ERROR("Starting IPC listener thread failed");
}
else {
GPTP_LOG_INFO("Starting IPC listener thread succeeded");
}
return true;
}
bool WindowsNamedPipeIPC::update(
int64_t ml_phoffset,
int64_t ls_phoffset,
FrequencyRatio ml_freqoffset,
FrequencyRatio ls_freq_offset,
uint64_t local_time,
uint32_t sync_count,
uint32_t pdelay_count,
PortState port_state,
bool asCapable )
{
lOffset_.get();
lOffset_.local_time = local_time;
lOffset_.ml_freqoffset = ml_freqoffset;
lOffset_.ml_phoffset = ml_phoffset;
lOffset_.ls_freqoffset = ls_freq_offset;
lOffset_.ls_phoffset = ls_phoffset;
if (!lOffset_.isReady()) lOffset_.setReady(true);
lOffset_.put();
return true;
}
bool WindowsNamedPipeIPC::update_grandmaster(
uint8_t gptp_grandmaster_id[],
uint8_t gptp_domain_number )
{
lOffset_.get();
memcpy(lOffset_.gptp_grandmaster_id, gptp_grandmaster_id, PTP_CLOCK_IDENTITY_LENGTH);
lOffset_.gptp_domain_number = gptp_domain_number;
if (!lOffset_.isReady()) lOffset_.setReady(true);
lOffset_.put();
return true;
}
bool WindowsNamedPipeIPC::update_network_interface(
uint8_t clock_identity[],
uint8_t priority1,
uint8_t clock_class,
int16_t offset_scaled_log_variance,
uint8_t clock_accuracy,
uint8_t priority2,
uint8_t domain_number,
int8_t log_sync_interval,
int8_t log_announce_interval,
int8_t log_pdelay_interval,
uint16_t port_number )
{
lOffset_.get();
memcpy(lOffset_.clock_identity, clock_identity, PTP_CLOCK_IDENTITY_LENGTH);
lOffset_.priority1 = priority1;
lOffset_.clock_class = clock_class;
lOffset_.offset_scaled_log_variance = offset_scaled_log_variance;
lOffset_.clock_accuracy = clock_accuracy;
lOffset_.priority2 = priority2;
lOffset_.domain_number = domain_number;
lOffset_.log_sync_interval = log_sync_interval;
lOffset_.log_announce_interval = log_announce_interval;
lOffset_.log_pdelay_interval = log_pdelay_interval;
lOffset_.port_number = port_number;
if (!lOffset_.isReady()) lOffset_.setReady(true);
lOffset_.put();
return true;
}
void WindowsPCAPNetworkInterface::watchNetLink( CommonPort *pPort)
{
/* ToDo add link up/down detection, Google MIB_IPADDR_DISCONNECTED */
}
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