106 lines
3.5 KiB
C
Executable File
106 lines
3.5 KiB
C
Executable File
/*
|
|
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
|
|
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without modification,
|
|
* are permitted provided that the following conditions are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright notice, this list of
|
|
* conditions and the following disclaimer.
|
|
*
|
|
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
|
|
* of conditions and the following disclaimer in the documentation and/or other materials
|
|
* provided with the distribution.
|
|
*
|
|
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
|
|
* to endorse or promote products derived from this software without specific prior written
|
|
* permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
|
|
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
|
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
|
|
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
|
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
|
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
|
|
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
|
|
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
|
|
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
|
|
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
/**
|
|
* @defgroup los_exchook Exception hooks
|
|
* @ingroup kernel
|
|
*/
|
|
|
|
#ifndef _LOS_EXCHOOK_H
|
|
#define _LOS_EXCHOOK_H
|
|
|
|
#include "los_tick.h"
|
|
#include "los_debug.h"
|
|
#include "los_arch_interrupt.h"
|
|
#include "los_interrupt.h"
|
|
#include "los_task.h"
|
|
#include "los_queue.h"
|
|
|
|
#ifdef __cplusplus
|
|
#if __cplusplus
|
|
extern "C" {
|
|
#endif /* __cplusplus */
|
|
#endif /* __cplusplus */
|
|
|
|
/**
|
|
* @ingroup los_exchook
|
|
* @brief: System exception hooks register function.
|
|
*
|
|
* @par Description:
|
|
* This API is used to register exception hooks.
|
|
* Hooks will be invoked in reverse order.
|
|
*
|
|
* @attention:
|
|
* <ul><li>This function should not be call in excHookFn.</li></ul>
|
|
*
|
|
* @param: None.
|
|
*
|
|
* @retval: LOS_OK success.
|
|
* LOS_ERRNO_SYS_HOOK_IS_FULL too many hooks registered. @see LOSCFG_BASE_EXC_HOOK_LIMIT
|
|
* LOS_ERRNO_SYS_PTR_NULL excHookFn is null or invalid excType.
|
|
*
|
|
* @par Dependency:
|
|
* <ul><li>los_exchook.h: the header file that contains the API declaration.</li></ul>
|
|
* @see None.
|
|
*
|
|
* */
|
|
extern UINT32 LOS_RegExcHook(EXC_TYPE excType, ExcHookFn excHookFn);
|
|
|
|
/**
|
|
* @ingroup los_exchook
|
|
* @brief: System exception hooks unregister function.
|
|
*
|
|
* @par Description:
|
|
* This API is used to unregister exception hooks.
|
|
*
|
|
* @attention:
|
|
* <ul><li>This function should not be call in excHookFn.</li></ul>
|
|
*
|
|
* @param: None.
|
|
*
|
|
* @retval: LOS_OK success.
|
|
* LOS_ERRNO_SYS_PTR_NULL excHookFn is null or invalid excType.
|
|
*
|
|
* @par Dependency:
|
|
* <ul><li>los_exchook.h: the header file that contains the API declaration.</li></ul>
|
|
* @see None.
|
|
*
|
|
* */
|
|
extern UINT32 LOS_UnRegExcHook(EXC_TYPE excType, ExcHookFn excHookFn);
|
|
|
|
#ifdef __cplusplus
|
|
#if __cplusplus
|
|
}
|
|
#endif /* __cplusplus */
|
|
#endif /* __cplusplus */
|
|
|
|
#endif /* _LOS_EXCHOOK_H */
|