64 lines
2.2 KiB
C
Executable File
64 lines
2.2 KiB
C
Executable File
/*
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* Copyright (C) 2017 XRADIO TECHNOLOGY CO., LTD. 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
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. 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
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* distribution.
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* 3. Neither the name of XRADIO TECHNOLOGY CO., LTD. nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _AT_QUEUE_H_
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#define _AT_QUEUE_H_
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#include "atcmd/at_types.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef enum {
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AQEC_OK = 0,
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AQEC_FAIL,
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AQEC_EMPTY,
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AQEC_FULL
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} AT_QUEUE_ERROR_CODE;
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typedef struct {
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u8 *qbuf;
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s32 qsize;
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s32 qcnt;
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s32 ridx;
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s32 widx;
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} at_queue_t;
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typedef s32 (*at_queue_callback_t)(u8 *buf, s32 size);
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extern s32 at_queue_init(void *buf, s32 size, at_queue_callback_t cb);
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extern AT_QUEUE_ERROR_CODE at_queue_get(u8 *element);
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extern AT_QUEUE_ERROR_CODE at_queue_peek(u8 *element);
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#ifdef __cplusplus
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}
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#endif
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#endif
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