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更新日期: 2022/06/01 来源: https://gitee.com/weharmony/kernel_liteos_a_note
los_cppsupport.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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/**
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* @defgroup los_cppsupport c++
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* @ingroup kernel
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*/
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#ifndef _LOS_CPPSUPPORT_H
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#define _LOS_CPPSUPPORT_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 los_cppsupport
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* If scatter load is disabled, this flag should be passed as the third parameter when LOS_CppSystemInit() is called.
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*/
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#define NO_SCATTER 2
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/**
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* @ingroup los_cppsupport
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* @brief System cppsupport initialization.
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*
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* @par Description:
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* This API is used to initialize the cppsupport .
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* @attention
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* <ul>
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* <li>initArrayStart is the start address of .init_array section,
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* initArrayEnd is the end address of .init_array section.</li>
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* <li>initArrayStart must be smaller than initArrayEnd,
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* initArrayStart and initArrayEnd should be 4(32 bits platform) or 8(64 bits platform) bytes alignment.</li>
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* </ul>
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*
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* @param initArrayStart [IN] Start address of init_array section.
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* @param initArrayEnd [IN] End address of init_array section.
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* @param flag [IN] Under what circumstances when LOS_CppSystemInit() is called,
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* BEFORE_SCATTER, AFTER_SCATTER or NO_SCATTER.
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*
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* @retval 0 always return 0.
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* @par Dependency:
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* <ul><li>los_cppsupport.h: the header file that contains the API declaration.</li></ul>
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* @see None.
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*/
//初始化C++构造函数
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extern
INT32
LOS_CppSystemInit
(
UINTPTR
initArrayStart,
UINTPTR
initArrayEnd,
INT32
flag);
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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
/* _LOS_CPPSUPPORT_H */
LOS_CppSystemInit
INT32 LOS_CppSystemInit(UINTPTR initArrayStart, UINTPTR initArrayEnd, INT32 flag)
System cppsupport initialization.
Definition:
los_cppsupport.c:73
los_typedef.h
INT32
signed int INT32
Definition:
los_typedef.h:60
UINTPTR
unsigned long UINTPTR
Definition:
los_typedef.h:68
kernel
include
los_cppsupport.h
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