153 lines
5.2 KiB
C
153 lines
5.2 KiB
C
/*!
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* \copy
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* Copyright (c) 2009-2013, Cisco Systems
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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*
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* \file WelsThreadLib.h
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*
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* \brief Interfaces introduced in thread programming
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*
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* \date 11/17/2009 Created
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*
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*************************************************************************************
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*/
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#ifndef _WELS_THREAD_API_H_
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#define _WELS_THREAD_API_H_
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#include "typedefs.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if defined(_WIN32)
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#include <windows.h>
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typedef HANDLE WELS_THREAD_HANDLE;
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typedef LPTHREAD_START_ROUTINE LPWELS_THREAD_ROUTINE;
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typedef CRITICAL_SECTION WELS_MUTEX;
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typedef HANDLE WELS_EVENT;
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#define WELS_THREAD_ROUTINE_TYPE DWORD WINAPI
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#define WELS_THREAD_ROUTINE_RETURN(rc) return (DWORD)rc;
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#else // NON-WINDOWS
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#if defined(__GNUC__) // LINUX, MACOS etc
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <pthread.h>
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#include <semaphore.h>
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#include <signal.h>
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#include <errno.h>
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#include <time.h>
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#include <sys/time.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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typedef pthread_t WELS_THREAD_HANDLE;
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typedef void* (*LPWELS_THREAD_ROUTINE) (void*);
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typedef pthread_mutex_t WELS_MUTEX;
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typedef sem_t WELS_EVENT;
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#define WELS_THREAD_ROUTINE_TYPE void *
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#define WELS_THREAD_ROUTINE_RETURN(rc) return (void*)(intptr_t)rc;
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#endif//__GNUC__
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#endif//_WIN32
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typedef int32_t WELS_THREAD_ERROR_CODE;
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typedef int32_t WELS_THREAD_ATTR;
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typedef struct _WelsLogicalProcessorInfo {
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int32_t ProcessorCount;
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} WelsLogicalProcessInfo;
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#define WELS_THREAD_ERROR_OK 0
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#define WELS_THREAD_ERROR_GENERAL ((uint32_t)(-1))
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#define WELS_THREAD_ERROR_WAIT_OBJECT_0 0
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#define WELS_THREAD_ERROR_WAIT_TIMEOUT ((uint32_t)0x00000102L)
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#define WELS_THREAD_ERROR_WAIT_FAILED WELS_THREAD_ERROR_GENERAL
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void WelsSleep (uint32_t dwMilliseconds);
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WELS_THREAD_ERROR_CODE WelsMutexInit (WELS_MUTEX* mutex);
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WELS_THREAD_ERROR_CODE WelsMutexLock (WELS_MUTEX* mutex);
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WELS_THREAD_ERROR_CODE WelsMutexUnlock (WELS_MUTEX* mutex);
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WELS_THREAD_ERROR_CODE WelsMutexDestroy (WELS_MUTEX* mutex);
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#ifdef __GNUC__
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WELS_THREAD_ERROR_CODE WelsEventOpen (WELS_EVENT** p_event, str_t* event_name);
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WELS_THREAD_ERROR_CODE WelsEventClose (WELS_EVENT* event, str_t* event_name);
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#endif//__GNUC__
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WELS_THREAD_ERROR_CODE WelsEventInit (WELS_EVENT* event);
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WELS_THREAD_ERROR_CODE WelsEventDestroy (WELS_EVENT* event);
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WELS_THREAD_ERROR_CODE WelsEventSignal (WELS_EVENT* event);
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WELS_THREAD_ERROR_CODE WelsEventReset (WELS_EVENT* event);
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WELS_THREAD_ERROR_CODE WelsEventWait (WELS_EVENT* event);
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WELS_THREAD_ERROR_CODE WelsEventWaitWithTimeOut (WELS_EVENT* event, uint32_t dwMilliseconds);
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#ifdef _WIN32
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WELS_THREAD_ERROR_CODE WelsMultipleEventsWaitSingleBlocking (uint32_t nCount, WELS_EVENT* event_list,
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uint32_t dwMilliseconds);
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WELS_THREAD_ERROR_CODE WelsMultipleEventsWaitAllBlocking (uint32_t nCount, WELS_EVENT* event_list);
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#else
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WELS_THREAD_ERROR_CODE WelsMultipleEventsWaitSingleBlocking (uint32_t nCount, WELS_EVENT** event_list,
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uint32_t dwMilliseconds);
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WELS_THREAD_ERROR_CODE WelsMultipleEventsWaitAllBlocking (uint32_t nCount, WELS_EVENT** event_list);
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#endif//_WIN32
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WELS_THREAD_ERROR_CODE WelsThreadCreate (WELS_THREAD_HANDLE* thread, LPWELS_THREAD_ROUTINE routine,
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void* arg, WELS_THREAD_ATTR attr);
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WELS_THREAD_ERROR_CODE WelsSetThreadCancelable();
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WELS_THREAD_ERROR_CODE WelsThreadJoin (WELS_THREAD_HANDLE thread);
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WELS_THREAD_ERROR_CODE WelsThreadCancel (WELS_THREAD_HANDLE thread);
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WELS_THREAD_ERROR_CODE WelsThreadDestroy (WELS_THREAD_HANDLE* thread);
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WELS_THREAD_HANDLE WelsThreadSelf();
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WELS_THREAD_ERROR_CODE WelsQueryLogicalProcessInfo (WelsLogicalProcessInfo* pInfo);
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#ifdef __cplusplus
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}
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#endif
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#endif
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