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54 lines
2.1 KiB
54 lines
2.1 KiB
9 years ago
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/* str_queue.c
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*
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* Copyright (c) 2014-2015, Tuan PM <tuanpm at live dot com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of Redis nor the names of its contributors may be used
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* to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "queue.h"
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void ICACHE_FLASH_ATTR
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QUEUE_Init(QUEUE* queue, int bufferSize) {
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queue->buf = (uint8_t*)os_zalloc(bufferSize);
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RINGBUF_Init(&queue->rb, queue->buf, bufferSize);
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}
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int32_t ICACHE_FLASH_ATTR
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QUEUE_Puts(QUEUE* queue, uint8_t* buffer, uint16_t len) {
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return PROTO_AddRb(&queue->rb, buffer, len);
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}
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int32_t ICACHE_FLASH_ATTR
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QUEUE_Gets(QUEUE* queue, uint8_t* buffer, uint16_t* len, uint16_t maxLen) {
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return PROTO_ParseRb(&queue->rb, buffer, len, maxLen);
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}
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bool ICACHE_FLASH_ATTR
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QUEUE_IsEmpty(QUEUE* queue) {
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if (queue->rb.fill_cnt <= 0)
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return TRUE;
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return FALSE;
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}
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