97 lines
2.1 KiB
C
97 lines
2.1 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Client
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* Semaphore Utils
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*
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* Copyright 2011 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <freerdp/utils/memory.h>
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#include <freerdp/utils/semaphore.h>
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#if defined __APPLE__
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#include <pthread.h>
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#include <semaphore.h>
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#include <mach/mach.h>
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#include <mach/semaphore.h>
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#include <mach/task.h>
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#define freerdp_sem_t semaphore_t
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#elif defined _WIN32
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#include <windows.h>
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#define freerdp_sem_t HANDLE
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#else
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#include <pthread.h>
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#include <semaphore.h>
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#define freerdp_sem_t sem_t
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#endif
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freerdp_sem freerdp_sem_new(int iv)
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{
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freerdp_sem_t* sem;
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sem = (freerdp_sem_t*)xmalloc(sizeof(freerdp_sem_t));
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#if defined __APPLE__
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semaphore_create(mach_task_self(), sem, SYNC_POLICY_FIFO, iv);
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#elif defined _WIN32
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*sem = CreateSemaphore(NULL, 0, iv, NULL);
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#else
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sem_init(sem, 0, iv);
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#endif
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return sem;
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}
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void freerdp_sem_free(freerdp_sem sem)
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{
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#if defined __APPLE__
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semaphore_destroy(mach_task_self(), *((freerdp_sem_t*)sem));
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#elif defined _WIN32
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CloseHandle(*((freerdp_sem_t*)sem));
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#else
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sem_destroy((freerdp_sem_t*)sem);
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#endif
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xfree(sem);
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}
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void freerdp_sem_signal(freerdp_sem sem)
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{
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#if defined __APPLE__
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semaphore_signal(*((freerdp_sem_t*)sem));
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#elif defined _WIN32
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ReleaseSemaphore(*((freerdp_sem_t*)sem), 1, NULL);
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#else
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sem_post((freerdp_sem_t*)sem);
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#endif
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}
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void freerdp_sem_wait(freerdp_sem sem)
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{
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#if defined __APPLE__
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semaphore_wait(*((freerdp_sem_t*)sem));
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#elif defined _WIN32
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WaitForSingleObject(*((freerdp_sem_t*)sem), INFINITE);
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#else
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sem_wait((freerdp_sem_t*)sem);
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#endif
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}
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