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CWThread.h
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CWThread.h
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/*******************************************************************************************
* Copyright (c) 2006-7 Laboratorio di Sistemi di Elaborazione e Bioingegneria Informatica *
* Universita' Campus BioMedico - Italy *
* *
* This program is free software; you can redistribute it and/or modify it under the terms *
* of the GNU General Public License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, but WITHOUT ANY *
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A *
* PARTICULAR PURPOSE. See the GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License along with this *
* program; if not, write to the: *
* Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, *
* MA 02111-1307, USA. *
* *
* In addition, as a special exception, the copyright holders give permission to link the *
* code of portions of this program with the OpenSSL library under certain conditions as *
* described in each individual source file, and distribute linked combinations including *
* the two. You must obey the GNU General Public License in all respects for all of the *
* code used other than OpenSSL. If you modify file(s) with this exception, you may *
* extend this exception to your version of the file(s), but you are not obligated to do *
* so. If you do not wish to do so, delete this exception statement from your version. *
* If you delete this exception statement from all source files in the program, then also *
* delete it here. *
*
* --------------------------------------------------------------------------------------- *
* Project: Capwap *
* *
* Author : Ludovico Rossi ([email protected]) *
* Del Moro Andrea ([email protected]) *
* Giovannini Federica ([email protected]) *
* Massimo Vellucci ([email protected]) *
* Mauro Bisson ([email protected]) *
*******************************************************************************************/
#ifndef __CAPWAP_CWThread_HEADER__
#define __CAPWAP_CWThread_HEADER__
#include "CWErrorHandling.h"
#include <pthread.h>
#include <limits.h>
#include <semaphore.h>
#include <time.h>
#include "timerlib.h"
#ifdef MACOSX
/* Mac OS X */
#define CW_USE_NAMED_SEMAPHORES
#include <unistd.h>
typedef struct {
sem_t *semPtr;
} CWThreadSem;
#include <sys/types.h>
#include <sys/un.h>
#define max(a,b) ( (a) > (b) ? (a) : (b) )
#else
typedef sem_t CWThreadSem;
#endif
#ifdef HAVE_SEM_TIMEDWAIT
typedef CWThreadSem CWThreadTimedSem;
#else
typedef int CWThreadTimedSem[2]; /* pair of Unix Domain Socket */
#endif
typedef pthread_t CWThread;
typedef pthread_mutex_t CWThreadMutex;
typedef pthread_cond_t CWThreadCondition;
typedef pthread_key_t CWThreadSpecific;
typedef pthread_once_t CWThreadOnce;
typedef void* (*CW_THREAD_FUNCTION)(void*);
typedef int CWThreadId;
typedef int CWTimerID;
typedef void *CWTimerArg;
#define CW_THREAD_RETURN_TYPE void*
#define CWThreadSigMask(how, set, old_set) pthread_sigmask(how, set, old_set)
#define CWThreadIsEqual(t1, t2) pthread_equal(t1,t2)
#define CWThreadSelf() pthread_self()
#define CWThreadKill(t1, signal) pthread_kill(t1,signal)
#define CWThreadSendSignal CWThreadKill
#define CW_THREAD_ONCE_INIT PTHREAD_ONCE_INIT
#define CWThreadCallOnce pthread_once
__inline__ sem_t *CWThreadGetSemT(CWThreadSem *semPtr);
CWBool CWThreadInitLib(void);
CWBool CWCreateThread(CWThread *newThread,
CW_THREAD_FUNCTION threadFunc,
void *arg);
CWBool CWCreateThreadCondition(CWThreadCondition *theCondition);
void CWDestroyThreadCondition(CWThreadCondition *theCondition);
CWBool CWWaitThreadCondition(CWThreadCondition *theCondition,
CWThreadMutex *theMutex);
CWBool CWWaitThreadConditionTimeout(CWThreadCondition *theCondition,
CWThreadMutex *theMutex,
struct timespec *pTimeout);
void CWSignalThreadCondition(CWThreadCondition *theCondition);
CWBool CWCreateThreadMutex(CWThreadMutex *theMutex);
void CWDestroyThreadMutex(CWThreadMutex *theMutex);
CWBool CWThreadMutexLock(CWThreadMutex *theMutex);
CWBool CWThreadMutexTryLock(CWThreadMutex *theMutex);
void CWThreadMutexUnlock(CWThreadMutex *theMutex);
CWBool CWThreadCreateSem(CWThreadSem *semPtr, int value);
void CWThreadDestroySem(CWThreadSem *semPtr);
CWBool CWThreadSemWait(CWThreadSem *semPtr);
CWBool CWThreadSemPost(CWThreadSem *semPtr);
CWBool CWThreadSemGetValue(CWThreadSem *semPtr, int *valuePtr);
CWBool CWThreadCreateSpecific(CWThreadSpecific *specPtr,
void (*destructor)(void *));
void CWThreadDestroySpecific(CWThreadSpecific *specPtr);
void *CWThreadGetSpecific(CWThreadSpecific *specPtr);
CWBool CWThreadSetSpecific(CWThreadSpecific *specPtr, void *valPtr);
void CWExitThread(void);
//void *CWThreadManageTimers(void *arg);
CWBool CWTimerCancel(CWTimerID *idPtr);
CWBool CWTimerRequest(int sec,
CWThread *threadPtr,
CWTimerID *idPtr,
int signalToRaise);
void CWThreadSetSignals(int how, int num, ...);
CWBool CWThreadCreateTimedSem(CWThreadTimedSem *semPtr, int value);
CWBool CWThreadTimedSemIsZero(CWThreadTimedSem *semPtr);
CWBool CWThreadTimedSemSetValue(CWThreadTimedSem *semPtr, int value);
void CWThreadDestroyTimedSem(CWThreadTimedSem *semPtr);
CWBool CWThreadTimedSemWait(CWThreadTimedSem *semPtr, time_t sec, time_t nsec);
CWBool CWThreadTimedSemPost(CWThreadTimedSem *semPtr);
#endif