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更新日期: 2022/06/01 来源: https://gitee.com/weharmony/kernel_liteos_a_note
shell_lk.h
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/*
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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 _HWLITEOS_SHELL_LK_H
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#define _HWLITEOS_SHELL_LK_H
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/**
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* @defgroup shell_lk lk
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* @ingroup shell
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*/
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#include "stdarg.h"
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#include "
los_typedef.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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/**
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* @ingroup shell_lk
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* define sys default print level
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*/
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#define TRACE_DEFAULT PRINT_LEVEL
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/**
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* @ingroup shell_lk
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* @brief Define an printf handling function hook.
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*
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* @par Description:
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* This API is used to define the printf handling function hook.
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* @attention None.
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*
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* @param level [IN] print level.
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* @param func [IN] means which func calls print func.
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* @param line [IN] means which line calls print func.
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* @param fmt [IN] other infomation by user define.
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* @param ap [IN] the para list.
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*
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* @retval None.
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*
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* @par Dependency:
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* shell_lk.h: the header file that contains the API declaration.
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* @see None.
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*/
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typedef
VOID (*
LK_FUNC
)(
INT32
level,
const
CHAR
*func,
INT32
line,
const
CHAR
*fmt, va_list ap);
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/**
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* @ingroup shell_lk
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* @brief print log.
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*
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* @par Description:
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* <ul>
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* <li>This API is used to LK print function.</li>
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* </ul>
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*
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* @param level [IN] print level.
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* @param func [IN] means which func calls print func.
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* @param line [IN] means which line calls print func.
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* @param fmt [IN] other infomation by user define
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*
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* @retval NONE
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* @par Dependency:
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* <ul><li>shell_lk.h: the header file that contains the API declaration.</li></ul>
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*/
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extern
VOID
LOS_LkPrint
(
INT32
level,
const
CHAR
*func,
INT32
line,
const
CHAR
*fmt, ...);
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/**
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* @ingroup shell_lk
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* @brief register print func.
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*
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* @par Description:
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* <ul>
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* <li>This API is used to registe a hook function to LK.</li>
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* </ul>
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*
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* @param LK_FUNC [IN] the print func.
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*
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* @retval NONE
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* @par Dependency:
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* <ul><li>shell_lk.h: the header file that contains the API declaration.</li></ul>
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*/
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extern
VOID
LOS_LkRegHook
(
LK_FUNC
hook);
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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
/* _HWLITEOS_SHELL_LK_H */
LOS_LkPrint
VOID LOS_LkPrint(INT32 level, const CHAR *func, INT32 line, const CHAR *fmt,...)
print log.
Definition:
los_printf.c:276
LK_FUNC
VOID(* LK_FUNC)(INT32 level, const CHAR *func, INT32 line, const CHAR *fmt, va_list ap)
Define an printf handling function hook.
Definition:
shell_lk.h:74
LOS_LkRegHook
VOID LOS_LkRegHook(LK_FUNC hook)
register print func.
Definition:
shell_lk.c:228
los_typedef.h
INT32
signed int INT32
Definition:
los_typedef.h:60
CHAR
char CHAR
Definition:
los_typedef.h:63
shell
full
include
shell_lk.h
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