Test/linux-devkit/sysroots/armv7ahf-neon-linux-gnueabi/usr/include/ti/osal/Queue.h

/*
 * Copyright (c) 2017-present, Texas Instruments Incorporated
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * *  Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * *  Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * *  Neither the name of Texas Instruments Incorporated nor the names of
 *    its contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
/** ============================================================================
 *  @file       Queue.h
 *
 *  @brief      Queue Handling routines for RTOS 
 *
 *
 *  ============================================================================
 */

#ifndef ti_osal_Queue__include
#define ti_osal_Queue__include

#include <stdbool.h>

#ifdef __cplusplus
extern "C" {
#endif
/*!
 *  @brief  Function to write back and invalidate cache lines
 *
 *  @param  addr  Start address of the cache line/s
 *
 *  @param  size  size (in bytes) of the memory to be written back and invalidate
 *
 */
typedef struct Osal_Queue_Elem {
    struct Osal_QueueElem *next;
    struct Osal_QueueElem *prev;
} Osal_Queue_Elem;

/*!
 *  OSAL Queue handle Type
 *
 */
typedef void *Osal_Queue_Handle;

/*!
 *  @brief  Function to construct the queue
 *
 *  @param  structPtr  Pointer to the structure containing the queue element
 *
 *  @param  queue parameters
 *
 */
void Osal_Queue_construct(void * structPtr, void * params);
/*!
 *  @brief  Function to return the queue handle from the structure
 *
 *  @param  structPtr  Pointer to the structure containing the queue element
 *
 */
 
Osal_Queue_Handle Osal_Queue_handle(void *structPtr);

/*!
 *  @brief  Function to empty the queue
 *
 *  @param  handle   The queue handle
 *
 */
bool Osal_Queue_empty(Osal_Queue_Handle handle);

/*!
 *  @brief  Function to return the element at the front of the queue
 *
 *  @param  handle   The queue handle
 *
 */
void * Osal_Queue_get(Osal_Queue_Handle handle);

/*!
 *  @brief  Function to return the element at the front of the queue
 *
 *  @param  handle   The queue handle
 *
 *  @param  elem      The queue element 
 */
void Osal_Queue_put(Osal_Queue_Handle handle,Osal_Queue_Elem *Ptr);

#ifdef __cplusplus
}
#endif

#endif /* ti_osal_CacheP__include */