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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.
******************************************************************************/
#ifndef IPCDEF_HPP
#define IPCDEF_HPP
/**@file
* This is a common header file. OS-specific implementations should use
* this file as base. Currently we have two IPC implementations:
* Linux: Located at linux/src/linux_ipc.hpp (among other files that include this)
* Windows: Located at windows/daemon_cl/windows_ipc.hpp
*/
#if defined (__unix__) || defined(__linux__)
#include <sys/types.h>
/*Type for process id*/
#define PID_TYPE pid_t
#elif defined(_WIN32) || defined(_WIN64)
/*Definition of DWORD*/
#include <IntSafe.h>
/*Type for process ID*/
#define PID_TYPE DWORD
#else
/*Create new ifdefs for different OSs and/or add to the existing ones*/
#error "ERROR. OS not supported"
#endif /*__unix__ / _WIN*/
#include <ptptypes.hpp>
/**
* @brief Provides a data structure for gPTP time
*/
typedef struct {
int64_t ml_phoffset; //!< Master to local phase offset
int64_t ls_phoffset; //!< Local to system phase offset
FrequencyRatio ml_freqoffset; //!< Master to local frequency offset
FrequencyRatio ls_freqoffset; //!< Local to system frequency offset
uint64_t local_time; //!< Local time of last update
/* Current grandmaster information */
/* Referenced by the IEEE Std 1722.1-2013 AVDECC Discovery Protocol Data Unit (ADPDU) */
uint8_t gptp_grandmaster_id[PTP_CLOCK_IDENTITY_LENGTH]; //!< Current grandmaster id (all 0's if no grandmaster selected)
uint8_t gptp_domain_number; //!< gPTP domain number
/* Grandmaster support for the network interface */
/* Referenced by the IEEE Std 1722.1-2013 AVDECC AVB_INTERFACE descriptor */
uint8_t clock_identity[PTP_CLOCK_IDENTITY_LENGTH]; //!< The clock identity of the interface
uint8_t priority1; //!< The priority1 field of the grandmaster functionality of the interface, or 0xFF if not supported
uint8_t clock_class; //!< The clockClass field of the grandmaster functionality of the interface, or 0xFF if not supported
int16_t offset_scaled_log_variance; //!< The offsetScaledLogVariance field of the grandmaster functionality of the interface, or 0x0000 if not supported
uint8_t clock_accuracy; //!< The clockAccuracy field of the grandmaster functionality of the interface, or 0xFF if not supported
uint8_t priority2; //!< The priority2 field of the grandmaster functionality of the interface, or 0xFF if not supported
uint8_t domain_number; //!< The domainNumber field of the grandmaster functionality of the interface, or 0 if not supported
int8_t log_sync_interval; //!< The currentLogSyncInterval field of the grandmaster functionality of the interface, or 0 if not supported
int8_t log_announce_interval; //!< The currentLogAnnounceInterval field of the grandmaster functionality of the interface, or 0 if not supported
int8_t log_pdelay_interval; //!< The currentLogPDelayReqInterval field of the grandmaster functionality of the interface, or 0 if not supported
uint16_t port_number; //!< The portNumber field of the interface, or 0x0000 if not supported
/* Linux-specific */
uint32_t sync_count; //!< Sync messages count
uint32_t pdelay_count; //!< pdelay messages count
bool asCapable; //!< asCapable flag: true = device is AS Capable; false otherwise
PortState port_state; //!< gPTP port state. It can assume values defined at ::PortState
PID_TYPE process_id; //!< Process id number
} gPtpTimeData;
/*
Integer64 <master-local phase offset>
Integer64 <local-system phase offset>
LongDouble <master-local frequency offset>
LongDouble <local-system frequency offset>
UInteger64 <local time of last update>
* Meaning of IPC provided values:
master ~= local - <master-local phase offset>
local ~= system - <local-system phase offset>
Dmaster ~= Dlocal * <master-local frequency offset>
Dlocal ~= Dsystem * <local-system freq offset> (where D denotes a delta)
*/
#endif/*IPCDEF_HPP*/
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