FreeRDP/libfreerdp/utils/thread.c

100 lines
2.0 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Implementation
* 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <winpr/crt.h>
#include <winpr/synch.h>
#include <winpr/windows.h>
#ifdef _WIN32
#ifdef _MSC_VER
#include <process.h>
#endif
#endif
#include <freerdp/utils/thread.h>
freerdp_thread* freerdp_thread_new(void)
{
freerdp_thread* thread;
thread = (freerdp_thread*) malloc(sizeof(freerdp_thread));
ZeroMemory(thread, sizeof(freerdp_thread));
thread->mutex = CreateMutex(NULL, FALSE, NULL);
thread->signals[0] = CreateEvent(NULL, TRUE, FALSE, NULL);
thread->signals[1] = CreateEvent(NULL, TRUE, FALSE, NULL);
thread->num_signals = 2;
return thread;
}
void freerdp_thread_start(freerdp_thread* thread, void* func, void* arg)
{
thread->status = 1;
#ifdef _WIN32
{
CloseHandle(CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE) func, arg, 0, NULL));
}
#else
{
pthread_t th;
pthread_create(&th, 0, func, arg);
pthread_detach(th);
}
#endif
}
void freerdp_thread_stop(freerdp_thread* thread)
{
int i = 0;
SetEvent(thread->signals[0]);
while ((thread->status > 0) && (i < 1000))
{
i++;
Sleep(100);
}
}
void freerdp_thread_free(freerdp_thread* thread)
{
int i;
for (i = 0; i < thread->num_signals; i++)
CloseHandle(thread->signals[i]);
thread->num_signals = 0;
CloseHandle(thread->mutex);
thread->mutex = NULL;
free(thread);
}