enet_queue.h

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/*
 *  Copyright (c) Texas Instruments Incorporated 2020
 *
 *  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.
 */
 
#ifndef ENET_QUEUE_H_
#define ENET_QUEUE_H_
 
/* ========================================================================== */
/*                             Include Files                                  */
/* ========================================================================== */
 
#include <stdint.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
/* ========================================================================== */
/*                                 Macros                                     */
/* ========================================================================== */
 
/* None */
 
/* ========================================================================== */
/*                         Structures and Enums                               */
/* ========================================================================== */
 
typedef struct EnetQ_Node_s
{
    struct EnetQ_Node_s *next;
} EnetQ_Node;
 
typedef struct EnetQ_s
{
    uint32_t count;
 
    EnetQ_Node *head;
 
    EnetQ_Node *tail;
 
    uint32_t magic;
} EnetQ;
 
/* ========================================================================== */
/*                         Global Variables Declarations                      */
/* ========================================================================== */
 
/* None */
 
/* ========================================================================== */
/*                          Function Declarations                             */
/* ========================================================================== */
 
void EnetQueue_initQ(EnetQ *queue);
 
void EnetQueue_copyQ(EnetQ *dstQueue,
                     const EnetQ *srcQueue);
 
void EnetQueue_enq(EnetQ *queue,
                   EnetQ_Node *node);
 
void EnetQueue_enqHead(EnetQ *queue,
                       EnetQ_Node *node);
 
EnetQ_Node *EnetQueue_deq(EnetQ *queue);
 
void EnetQueue_append(EnetQ *dstQueue,
                      EnetQ *srcQueue);
 
uint32_t EnetQueue_getQCount(EnetQ *queue);
 
void EnetQueue_verifyQCount(EnetQ *queue);
 
/* ========================================================================== */
/*                        Deprecated Function Declarations                    */
/* ========================================================================== */
 
/* None */
 
/* ========================================================================== */
/*                       Static Function Definitions                          */
/* ========================================================================== */
 
/* None */
 
#ifdef __cplusplus
}
#endif
 
#endif /* ENET_QUEUE_H_ */