esp-link/mqtt/queue.h

/* str_queue.h --
*
* Copyright (c) 2014-2015, Tuan PM <tuanpm at live dot com>
* 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 Redis 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 USER_QUEUE_H_
#define USER_QUEUE_H_
#include <esp8266.h>
#include "proto.h"
#include "ringbuf.h"

typedef struct {
  uint8_t* buf;
  RINGBUF rb;
} QUEUE;

void ICACHE_FLASH_ATTR QUEUE_Init(QUEUE* queue, int bufferSize);
int32_t ICACHE_FLASH_ATTR QUEUE_Puts(QUEUE* queue, uint8_t* buffer, uint16_t len);
int32_t ICACHE_FLASH_ATTR QUEUE_Gets(QUEUE* queue, uint8_t* buffer, uint16_t* len, uint16_t maxLen);
bool ICACHE_FLASH_ATTR QUEUE_IsEmpty(QUEUE* queue);
#endif /* USER_QUEUE_H_ */