/* based on module.c
 *   by Alex Chadwick
 *
 * Copyright (C) 2014, Alex Chadwick
 * Modified 2018, Maschell
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#ifndef _ELF_TOOLS_H_
#define _ELF_TOOLS_H_

#ifdef __cplusplus
extern "C" {
#endif

#include <libelf.h>

#ifdef __cplusplus
}
#endif


#include "PluginData.h"

class ElfTools {

public:
    static bool elfLoadSection(const Elf *elf, Elf_Scn *scn, const Elf32_Shdr *shdr,void *destination);
    static bool loadElfSymtab(Elf *elf, Elf32_Sym **symtab, size_t *symtab_count, size_t *symtab_strndx);
    static void elfLoadSymbols(size_t shndx, const void *destination, Elf32_Sym *symtab, size_t symtab_count);
    static bool elfLink(Elf *elf, size_t shndx, void *destination, Elf32_Sym *symtab, size_t symtab_count, size_t symtab_strndx, bool allow_globals, PluginData * pluginData = NULL);
    static bool elfLinkOne(char type, size_t offset, int32_t addend, void *destination, uint32_t symbol_addr);
};

#endif