los_ld_elflib.h

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/* ----------------------------------------------------------------------------
 * Copyright (c) Huawei Technologies Co., Ltd. 2013-2019. All rights reserved.
 * Description: Dynload ElfLib HeadFile
 * Author: Huawei LiteOS Team
 * Create: 2013-01-01
 * 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.
 * --------------------------------------------------------------------------- */
 
#ifndef _LOS_LD_ELFLIB_H
#define _LOS_LD_ELFLIB_H
 
#include "los_typedef.h"
 
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
 
enum LOAD_STRATEGY {
    ZIP,
    NOZIP
};
 
typedef struct tagDynloadParam {
    enum LOAD_STRATEGY enLoadStrategy;
} DYNLOAD_PARAM_S;
 
extern VOID LOS_DynParamReg(const DYNLOAD_PARAM_S *dynloadParam);
 
extern VOID *LOS_SoLoad(const CHAR *elfFileName);
 
extern VOID *LOS_MemLoad(const CHAR *elfFileName, UINT32 fileNameLen,
                         const CHAR *elfFileBuf, UINT32 bufLen);
 
extern VOID *LOS_ObjLoad(const CHAR *elfFileName);
 
extern INT32 LOS_ModuleUnload(VOID *handle);
 
extern VOID LOS_LdDestroy(VOID);
 
extern VOID *LOS_FindSymByName(VOID *handle, CHAR *name);
 
extern INT32 LOS_PathAdd(CHAR *path);
 
extern BOOL LOS_DynMemPoolSet(VOID *memPool);
 
#ifdef __cplusplus
}
#endif /* __cplusplus */
 
#endif /* _LOS_LD_ELFLIB_H */