1 /*

     2  * Copyright (c) 2003, 2005, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  *

    23  */

    24 

    25 #ifndef _SALIBELF_H_

    26 #define _SALIBELF_H_

    27 

    28 #include <elf.h>

    29 #include "elfmacros.h"

    30 #include "libproc_impl.h"

    31 

    32 // read ELF file header.

    33 int read_elf_header(int fd, ELF_EHDR* ehdr);

    34 

    35 // is given file descriptor corresponds to an ELF file?

    36 bool is_elf_file(int fd);

    37 

    38 // read program header table of an ELF file. caller has to

    39 // free the result pointer after use. NULL on failure.

    40 ELF_PHDR* read_program_header_table(int fd, ELF_EHDR* hdr);

    41 

    42 // read section header table of an ELF file. caller has to

    43 // free the result pointer after use. NULL on failure.

    44 ELF_SHDR* read_section_header_table(int fd, ELF_EHDR* hdr);

    45 

    46 // read a particular section's data. caller has to free the

    47 // result pointer after use. NULL on failure.

    48 void* read_section_data(int fd, ELF_EHDR* ehdr, ELF_SHDR* shdr);

    49 

    50 // find the base address at which the library wants to load itself

    51 uintptr_t find_base_address(int fd, ELF_EHDR* ehdr);

    52 #endif /* _SALIBELF_H_ */