ref: 4412411f832b09261918bc2dd62fa21e3caa9956
dir: /codec/common/WelsThreadLib.h/
/*! * \copy * Copyright (c) 2009-2013, Cisco Systems * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * * 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. * * 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 HOLDER 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. * * * \file WelsThreadLib.h * * \brief Interfaces introduced in thread programming * * \date 11/17/2009 Created * ************************************************************************************* */ #ifndef _WELS_THREAD_API_H_ #define _WELS_THREAD_API_H_ #include "typedefs.h" #ifdef __cplusplus extern "C" { #endif #if defined(_WIN32) #include <windows.h> typedef HANDLE WELS_THREAD_HANDLE; typedef LPTHREAD_START_ROUTINE LPWELS_THREAD_ROUTINE; typedef CRITICAL_SECTION WELS_MUTEX; typedef HANDLE WELS_EVENT; #define WELS_THREAD_ROUTINE_TYPE DWORD WINAPI #define WELS_THREAD_ROUTINE_RETURN(rc) return (DWORD)rc; #else // NON-WINDOWS #if defined(__GNUC__) // LINUX, MACOS etc #include <stdlib.h> #include <unistd.h> #include <string.h> #include <pthread.h> #include <semaphore.h> #include <signal.h> #include <errno.h> #include <time.h> #include <sys/time.h> #include <sys/stat.h> #include <fcntl.h> typedef pthread_t WELS_THREAD_HANDLE; typedef void* (*LPWELS_THREAD_ROUTINE) (void*); typedef pthread_mutex_t WELS_MUTEX; typedef sem_t WELS_EVENT; #define WELS_THREAD_ROUTINE_TYPE void * #define WELS_THREAD_ROUTINE_RETURN(rc) return (void*)(intptr_t)rc; #endif//__GNUC__ #endif//_WIN32 typedef int32_t WELS_THREAD_ERROR_CODE; typedef int32_t WELS_THREAD_ATTR; typedef struct _WelsLogicalProcessorInfo { int32_t ProcessorCount; } WelsLogicalProcessInfo; #define WELS_THREAD_ERROR_OK 0 #define WELS_THREAD_ERROR_GENERAL ((uint32_t)(-1)) #define WELS_THREAD_ERROR_WAIT_OBJECT_0 0 #define WELS_THREAD_ERROR_WAIT_TIMEOUT ((uint32_t)0x00000102L) #define WELS_THREAD_ERROR_WAIT_FAILED WELS_THREAD_ERROR_GENERAL void WelsSleep (uint32_t dwMilliseconds); WELS_THREAD_ERROR_CODE WelsMutexInit (WELS_MUTEX* mutex); WELS_THREAD_ERROR_CODE WelsMutexLock (WELS_MUTEX* mutex); WELS_THREAD_ERROR_CODE WelsMutexUnlock (WELS_MUTEX* mutex); WELS_THREAD_ERROR_CODE WelsMutexDestroy (WELS_MUTEX* mutex); #ifdef __GNUC__ WELS_THREAD_ERROR_CODE WelsEventOpen (WELS_EVENT** p_event, char* event_name); WELS_THREAD_ERROR_CODE WelsEventClose (WELS_EVENT* event, char* event_name); #endif//__GNUC__ WELS_THREAD_ERROR_CODE WelsEventInit (WELS_EVENT* event); WELS_THREAD_ERROR_CODE WelsEventDestroy (WELS_EVENT* event); WELS_THREAD_ERROR_CODE WelsEventSignal (WELS_EVENT* event); WELS_THREAD_ERROR_CODE WelsEventReset (WELS_EVENT* event); WELS_THREAD_ERROR_CODE WelsEventWait (WELS_EVENT* event); WELS_THREAD_ERROR_CODE WelsEventWaitWithTimeOut (WELS_EVENT* event, uint32_t dwMilliseconds); #ifdef _WIN32 WELS_THREAD_ERROR_CODE WelsMultipleEventsWaitSingleBlocking (uint32_t nCount, WELS_EVENT* event_list, uint32_t dwMilliseconds); WELS_THREAD_ERROR_CODE WelsMultipleEventsWaitAllBlocking (uint32_t nCount, WELS_EVENT* event_list); #else WELS_THREAD_ERROR_CODE WelsMultipleEventsWaitSingleBlocking (uint32_t nCount, WELS_EVENT** event_list, uint32_t dwMilliseconds); WELS_THREAD_ERROR_CODE WelsMultipleEventsWaitAllBlocking (uint32_t nCount, WELS_EVENT** event_list); #endif//_WIN32 WELS_THREAD_ERROR_CODE WelsThreadCreate (WELS_THREAD_HANDLE* thread, LPWELS_THREAD_ROUTINE routine, void* arg, WELS_THREAD_ATTR attr); WELS_THREAD_ERROR_CODE WelsSetThreadCancelable(); WELS_THREAD_ERROR_CODE WelsThreadJoin (WELS_THREAD_HANDLE thread); WELS_THREAD_ERROR_CODE WelsThreadCancel (WELS_THREAD_HANDLE thread); WELS_THREAD_ERROR_CODE WelsThreadDestroy (WELS_THREAD_HANDLE* thread); WELS_THREAD_HANDLE WelsThreadSelf(); WELS_THREAD_ERROR_CODE WelsQueryLogicalProcessInfo (WelsLogicalProcessInfo* pInfo); #ifdef __cplusplus } #endif #endif