PreVerify/mqtt/paho.mqtt.c/Thread.h
2024-09-09 19:18:28 +08:00

89 lines
2.6 KiB
C

/*******************************************************************************
* Copyright (c) 2009, 2023 IBM Corp.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v2.0
* and Eclipse Distribution License v1.0 which accompany this distribution.
*
* The Eclipse Public License is available at
* https://www.eclipse.org/legal/epl-2.0/
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* Contributors:
* Ian Craggs - initial implementation
* Ian Craggs, Allan Stockdill-Mander - async client updates
* Ian Craggs - fix for bug #420851
* Ian Craggs - change MacOS semaphore implementation
*******************************************************************************/
#if !defined(THREAD_H)
#define THREAD_H
#if !defined(_WIN32) && !defined(_WIN64)
#if defined(__GNUC__) && defined(__linux__)
#if !defined(_GNU_SOURCE)
// for pthread_setname
#define _GNU_SOURCE
#endif
#endif
#endif
#include "MQTTExportDeclarations.h"
#include "MQTTClient.h"
#include "mutex_type.h" /* Needed for mutex_type */
#if defined(_WIN32) || defined(_WIN64)
#include <windows.h>
#define thread_type HANDLE
#define thread_id_type DWORD
#define thread_return_type DWORD
#define thread_fn LPTHREAD_START_ROUTINE
#define cond_type HANDLE
#define sem_type HANDLE
#undef ETIMEDOUT
#define ETIMEDOUT WSAETIMEDOUT
#else
#include <pthread.h>
#define thread_type pthread_t
#define thread_id_type pthread_t
#define thread_return_type void*
typedef thread_return_type (*thread_fn)(void*);
typedef struct { pthread_cond_t cond; pthread_mutex_t mutex; } cond_type_struct;
typedef cond_type_struct *cond_type;
#if defined(OSX)
#include <dispatch/dispatch.h>
typedef dispatch_semaphore_t sem_type;
#else
#include <semaphore.h>
typedef sem_t *sem_type;
#endif
cond_type Thread_create_cond(int*);
int Thread_signal_cond(cond_type);
int Thread_wait_cond(cond_type condvar, int timeout);
int Thread_destroy_cond(cond_type);
#endif
LIBMQTT_API void Paho_thread_start(thread_fn, void*);
int Thread_set_name(const char* thread_name);
LIBMQTT_API mutex_type Paho_thread_create_mutex(int*);
LIBMQTT_API int Paho_thread_lock_mutex(mutex_type);
LIBMQTT_API int Paho_thread_unlock_mutex(mutex_type);
int Paho_thread_destroy_mutex(mutex_type);
LIBMQTT_API thread_id_type Paho_thread_getid();
sem_type Thread_create_sem(int*);
int Thread_wait_sem(sem_type sem, int timeout);
int Thread_check_sem(sem_type sem);
int Thread_post_sem(sem_type sem);
int Thread_destroy_sem(sem_type sem);
#endif