FreeRTOS_POSIX_internal.h

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/*
 * Amazon FreeRTOS+POSIX V1.0.0
 * Copyright (C) 2018 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
 * the Software, and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 * http://aws.amazon.com/freertos
 * http://www.FreeRTOS.org
 */

#ifndef _FREERTOS_POSIX_INTERNAL_H_
#define _FREERTOS_POSIX_INTERNAL_H_

/* Amazon FreeRTOS includes. */
#include "aws_doubly_linked_list.h"

#if posixconfigENABLE_PTHREAD_MUTEXATTR_T == 1
    typedef struct pthread_mutexattr_internal
    {
        int iType; 
    } pthread_mutexattr_internal_t;
#endif

#if posixconfigENABLE_PTHREAD_MUTEX_T == 1

typedef struct pthread_mutex_internal
{
    BaseType_t xIsInitialized;          
    StaticSemaphore_t xMutex;           
    TaskHandle_t xTaskOwner;            
    pthread_mutexattr_internal_t xAttr; 
} pthread_mutex_internal_t;

#define FREERTOS_POSIX_MUTEX_INITIALIZER \
    ( &( ( pthread_mutex_internal_t )    \
    {                                    \
        .xIsInitialized = pdFALSE,       \
        .xMutex = { { 0 } },             \
        .xTaskOwner = NULL,              \
        .xAttr = { .iType = 0 }          \
    }                                    \
         )                               \
    )
#endif

typedef struct pthread_cond_internal
{
    BaseType_t xIsInitialized;            
    StaticSemaphore_t xCondMutex;         
    StaticSemaphore_t xCondWaitSemaphore; 
    int iWaitingThreads;                  
} pthread_cond_internal_t;

#define FREERTOS_POSIX_COND_INITIALIZER \
    ( &( ( pthread_cond_internal_t )    \
    {                                   \
        .xIsInitialized = pdFALSE,      \
        .xCondMutex = { { 0 } },        \
        .xCondWaitSemaphore = { { 0 } },\
        .iWaitingThreads = 0            \
    }                                   \
         )                              \
    )

#endif /* _FREERTOS_POSIX_INTERNAL_H_ */