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Java example source code file (salibelf.h)

This example Java source code file (salibelf.h) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

elf_ehdr, elf_phdr, elf_shdr

The salibelf.h Java example source code

/*
 * Copyright (c) 2003, 2005, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 *
 */

#ifndef _SALIBELF_H_
#define _SALIBELF_H_

#include <elf.h>
#include "elfmacros.h"
#include "libproc_impl.h"

// read ELF file header.
int read_elf_header(int fd, ELF_EHDR* ehdr);

// is given file descriptor corresponds to an ELF file?
bool is_elf_file(int fd);

// read program header table of an ELF file. caller has to
// free the result pointer after use. NULL on failure.
ELF_PHDR* read_program_header_table(int fd, ELF_EHDR* hdr);

// read section header table of an ELF file. caller has to
// free the result pointer after use. NULL on failure.
ELF_SHDR* read_section_header_table(int fd, ELF_EHDR* hdr);

// read a particular section's data. caller has to free the
// result pointer after use. NULL on failure.
void* read_section_data(int fd, ELF_EHDR* ehdr, ELF_SHDR* shdr);

// find the base address at which the library wants to load itself
uintptr_t find_base_address(int fd, ELF_EHDR* ehdr);
#endif /* _SALIBELF_H_ */

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