arduino-esp32/tools/sdk/include/bluedroid/mutex.h

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2017-09-12 08:40:52 +02:00
/******************************************************************************
*
* Copyright (C) 2015 Google, Inc.
*
* 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 __MUTEX_H__
#define __MUTEX_H__
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "freertos/queue.h"
#include "freertos/semphr.h"
#define OSI_MUTEX_MAX_TIMEOUT 0xffffffffUL
#define osi_mutex_valid( x ) ( ( ( *x ) == NULL) ? pdFALSE : pdTRUE )
#define osi_mutex_set_invalid( x ) ( ( *x ) = NULL )
typedef xSemaphoreHandle osi_mutex_t;
int osi_mutex_new(osi_mutex_t *mutex);
int osi_mutex_lock(osi_mutex_t *mutex, uint32_t timeout);
void osi_mutex_unlock(osi_mutex_t *mutex);
void osi_mutex_free(osi_mutex_t *mutex);
/* Just for a global mutex */
int osi_mutex_global_init(void);
void osi_mutex_global_deinit(void);
void osi_mutex_global_lock(void);
void osi_mutex_global_unlock(void);
#endif /* __MUTEX_H__ */