98 lines
3.2 KiB
C
98 lines
3.2 KiB
C
/*
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* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
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* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this list of
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* conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list
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* of conditions and the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its contributors may be used
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* to endorse or promote products derived from this software without specific prior written
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* 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 LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _TRACE_TLV_H
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#define _TRACE_TLV_H
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#include "los_compiler.h"
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#ifdef __cplusplus
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#if __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#endif /* __cplusplus */
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#define TRACE_TLV_MSG_HEAD 0xFF
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#define TRACE_TLV_TYPE_NULL 0xFF
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typedef struct {
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UINT8 magicNum;
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UINT8 msgType;
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UINT16 len;
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UINT16 crc;
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} TraceMsgTlvHead;
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typedef struct {
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UINT8 type;
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UINT8 len;
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UINT8 value[];
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} TraceMsgTlvBody;
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typedef struct {
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UINT8 tag;
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UINT8 elemOffset;
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UINT8 elemSize;
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} TlvTable;
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/**
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* @ingroup los_trace
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* @brief Encode trace raw data.
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*
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* @par Description:
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* This API is used to encode trace raw data to tlv data.
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* @attention
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* <ul>
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* <li>Encade trace data</li>
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* </ul>
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*
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* @param type [IN] Type #UINT8. The type stands for different struct of src data.
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* @param src [IN] Type #UINT8 *. The raw trace data.
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* @param table [IN] Type #const TlvTable *. The tlv table descript elemOffset and elemSize.
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* @param dest [OUT] Type #UINT8 *. The tlv data.
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* @param destLen [IN] Type #UINT8 *. The tlv buf max len.
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* @retval #0 convert failed.
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* @retval #UINT32 convert success bytes.
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*
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* @par Dependency:
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* <ul><li>trace_tlv.h: the header file that contains the API declaration.</li></ul>
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* @see LOS_TraceDataEncode
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*/
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extern UINT32 OsTraceDataEncode(UINT8 type, const TlvTable *table, UINT8 *src, UINT8 *dest, INT32 destLen);
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#ifdef __cplusplus
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#if __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __cplusplus */
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#endif /* _TRACE_TLV_H */
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