FreeRDP/winpr/libwinpr/synch/synch.h
2022-04-28 08:42:09 +02:00

160 lines
3.1 KiB
C

/**
* WinPR: Windows Portable Runtime
* Synchronization Functions
*
* Copyright 2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
*
* 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 WINPR_SYNCH_PRIVATE_H
#define WINPR_SYNCH_PRIVATE_H
#include <winpr/config.h>
#include <winpr/platform.h>
#include <winpr/synch.h>
#include "../handle/handle.h"
#include "../thread/apc.h"
#include "event.h"
#ifndef _WIN32
#define WINPR_PIPE_SEMAPHORE 1
#if defined __APPLE__
#include <pthread.h>
#include <sys/time.h>
#include <semaphore.h>
#include <mach/mach.h>
#include <mach/semaphore.h>
#include <mach/task.h>
#define winpr_sem_t semaphore_t
#else
#include <pthread.h>
#include <semaphore.h>
#define winpr_sem_t sem_t
#endif
struct winpr_mutex
{
WINPR_HANDLE common;
char* name;
pthread_mutex_t mutex;
};
typedef struct winpr_mutex WINPR_MUTEX;
struct winpr_semaphore
{
WINPR_HANDLE common;
int pipe_fd[2];
winpr_sem_t* sem;
};
typedef struct winpr_semaphore WINPR_SEMAPHORE;
#ifdef HAVE_SYS_TIMERFD_H
#include <stdio.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/timerfd.h>
#define TIMER_IMPL_TIMERFD
#elif defined(WITH_POSIX_TIMER)
#include <fcntl.h>
#define TIMER_IMPL_POSIX
#elif defined(__APPLE__)
#define TIMER_IMPL_DISPATCH
#include <dispatch/dispatch.h>
#else
#error missing timer implementation
#endif
struct winpr_timer
{
WINPR_HANDLE common;
int fd;
BOOL bInit;
LONG lPeriod;
BOOL bManualReset;
PTIMERAPCROUTINE pfnCompletionRoutine;
LPVOID lpArgToCompletionRoutine;
#ifdef TIMER_IMPL_TIMERFD
struct itimerspec timeout;
#endif
#ifdef TIMER_IMPL_POSIX
WINPR_EVENT_IMPL event;
timer_t tid;
struct itimerspec timeout;
#endif
#ifdef TIMER_IMPL_DISPATCH
WINPR_EVENT_IMPL event;
dispatch_queue_t queue;
dispatch_source_t source;
BOOL running;
#endif
char* name;
WINPR_APC_ITEM apcItem;
};
typedef struct winpr_timer WINPR_TIMER;
typedef struct winpr_timer_queue_timer WINPR_TIMER_QUEUE_TIMER;
struct winpr_timer_queue
{
WINPR_HANDLE common;
pthread_t thread;
pthread_attr_t attr;
pthread_mutex_t mutex;
pthread_cond_t cond;
pthread_mutex_t cond_mutex;
struct sched_param param;
BOOL bCancelled;
WINPR_TIMER_QUEUE_TIMER* activeHead;
WINPR_TIMER_QUEUE_TIMER* inactiveHead;
};
typedef struct winpr_timer_queue WINPR_TIMER_QUEUE;
struct winpr_timer_queue_timer
{
WINPR_HANDLE common;
ULONG Flags;
DWORD DueTime;
DWORD Period;
PVOID Parameter;
WAITORTIMERCALLBACK Callback;
int FireCount;
struct timespec StartTime;
struct timespec ExpirationTime;
WINPR_TIMER_QUEUE* timerQueue;
WINPR_TIMER_QUEUE_TIMER* next;
};
#endif
#endif /* WINPR_SYNCH_PRIVATE_H */