FreeRDP/include/freerdp/utils/thread.h

61 lines
2.0 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol client.
* Thread Utils
*
* Copyright 2011 Vic Lee
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __THREAD_UTILS_H
#define __THREAD_UTILS_H
#include <freerdp/api.h>
#include <freerdp/types.h>
#include <freerdp/utils/mutex.h>
#include <freerdp/utils/wait_obj.h>
#ifndef _WIN32
#include <pthread.h>
#endif
typedef struct _freerdp_thread freerdp_thread;
struct _freerdp_thread
{
freerdp_mutex* mutex;
struct wait_obj* signals[5];
int num_signals;
int status;
};
FREERDP_API freerdp_thread* freerdp_thread_new(void);
FREERDP_API void freerdp_thread_start(freerdp_thread* thread, void* func, void* arg);
FREERDP_API void freerdp_thread_stop(freerdp_thread* thread);
FREERDP_API void freerdp_thread_free(freerdp_thread* thread);
#define freerdp_thread_wait(_t) wait_obj_select(_t->signals, _t->num_signals, -1)
#define freerdp_thread_wait_timeout(_t, _timeout) wait_obj_select(_t->signals, _t->num_signals, _timeout)
#define freerdp_thread_is_stopped(_t) wait_obj_is_set(_t->signals[0])
#define freerdp_thread_is_running(_t) (_t->status == 1)
#define freerdp_thread_quit(_t) do { \
_t->status = -1; \
wait_obj_clear(_t->signals[0]); } while (0)
#define freerdp_thread_signal(_t) wait_obj_set(_t->signals[1])
#define freerdp_thread_reset(_t) wait_obj_clear(_t->signals[1])
#define freerdp_thread_lock(_t) freerdp_mutex_lock(_t->mutex)
#define freerdp_thread_unlock(_t) freerdp_mutex_unlock(_t->mutex)
#endif /* __THREAD_UTILS_H */