From 3284fe0c5e852fb8a3a06630c161b9633b9f6682 Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Sun, 21 Nov 2010 21:27:15 +0000 Subject: Add and use elfcomm.c/elfcomm.h. 2010-11-21 H.J. Lu PR binutils/12235 * elfcomm.c: New. * elfcomm.h: Likewise. * Makefile.am (HFILES): Add elfcomm.h. (CFILES): Add elfcomm.c. (ELFLIBS): New. (readelf_SOURCES): Add $(ELFLIBS). (elfedit_SOURCES): Likewise. (objdump_SOURCES): Likewise. * Makefile.in: Regenerated. * dwarf.c: Include "elfcomm.h". (byte_get): Removed. (byte_get_little_endian): Likewise. (byte_get_big_endian): Likewise. (byte_get_signed): Likewise. (error): Likewise. (warn): Likewise. * dwarf.h (dwarf_vma): Defined with HOST_WIDEST_INT. (dwarf_size_type): Likewise. (byte_get): Removed. (byte_get_signed): Likewise. (byte_get_little_endian): Likewise. (byte_get_big_endian): Likewise. (error): Likewise. (warn): Likewise. * elfedit.c: Include "elfcomm.h". Don't include "aout/ar.h". Call error () instead of non_fatal (). (streq): Removed. (strneq): Likewise. (const_strneq): Likewise. (non_fatal): Likewise. (BYTE_GET): Likewise. (BYTE_PUT): Likewise. (byte_get): Likewise. (byte_put): Likewise. (byte_get_little_endian): Likewise. (byte_get_big_endian): Likewise. (byte_put_little_endian): Likewise. (byte_put_big_endian): Likewise. (adjust_relative_path): Likewise. (archive_info): Likewise. (setup_archive): Likewise. (release_archive): Likewise. (setup_nested_archive): Likewise. (get_archive_member_name): Likewise. (get_archive_member_name_at): Likewise. (make_qualified_name): Likewise. * objdump.c: Include "elfcomm.h". * readelf.c: Include "elfcomm.h". Don't include "aout/ar.h". (BYTE_GET): Removed. (BYTE_GET_SIGNED): Removed. (streq): Likewise. (strneq): Likewise. (const_strneq): Likewise. (byte_put): Likewise. (byte_put_little_endian): Likewise. (byte_put_big_endian): Likewise. (adjust_relative_path): Likewise. (archive_info): Likewise. (setup_archive): Likewise. (release_archive): Likewise. (setup_nested_archive): Likewise. (get_archive_member_name): Likewise. (get_archive_member_name_at): Likewise. (make_qualified_name): Likewise. --- binutils/elfcomm.h | 110 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 110 insertions(+) create mode 100644 binutils/elfcomm.h (limited to 'binutils/elfcomm.h') diff --git a/binutils/elfcomm.h b/binutils/elfcomm.h new file mode 100644 index 0000000..3f9727e --- /dev/null +++ b/binutils/elfcomm.h @@ -0,0 +1,110 @@ +/* elfcomm.h -- include file of common code for ELF format file. + Copyright 2010 + Free Software Foundation, Inc. + + Originally developed by Eric Youngdale + Modifications by Nick Clifton + + This file is part of GNU Binutils. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program 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 for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA + 02110-1301, USA. */ + +#ifndef _ELFCOMM_H +#define _ELFCOMM_H + +#include "aout/ar.h" + +void error (const char *, ...) ATTRIBUTE_PRINTF_1; +void warn (const char *, ...) ATTRIBUTE_PRINTF_1; + +#if __STDC_VERSION__ >= 199901L || (defined(__GNUC__) && __GNUC__ >= 2) +/* We can't use any bfd types here since readelf may define BFD64 and + objdump may not. */ +#define HOST_WIDEST_INT long long +#else +#define HOST_WIDEST_INT long +#endif +typedef unsigned HOST_WIDEST_INT elf_vma; + +extern void (*byte_put) (unsigned char *, elf_vma, int); +extern void byte_put_little_endian (unsigned char *, elf_vma, int); +extern void byte_put_big_endian (unsigned char *, elf_vma, int); + +extern elf_vma (*byte_get) (unsigned char *, int); +extern elf_vma byte_get_signed (unsigned char *, int); +extern elf_vma byte_get_little_endian (unsigned char *, int); +extern elf_vma byte_get_big_endian (unsigned char *, int); + +#define BYTE_PUT(field, val) byte_put (field, val, sizeof (field)) +#define BYTE_GET(field) byte_get (field, sizeof (field)) +#define BYTE_GET_SIGNED(field) byte_get_signed (field, sizeof (field)) + +/* This is just a bit of syntatic sugar. */ +#define streq(a,b) (strcmp ((a), (b)) == 0) +#define strneq(a,b,n) (strncmp ((a), (b), (n)) == 0) +#define const_strneq(a,b) (strncmp ((a), (b), sizeof (b) - 1) == 0) + +/* Structure to hold information about an archive file. */ + +struct archive_info +{ + char * file_name; /* Archive file name. */ + FILE * file; /* Open file descriptor. */ + unsigned long index_num; /* Number of symbols in table. */ + unsigned long * index_array; /* The array of member offsets. */ + char * sym_table; /* The symbol table. */ + unsigned long sym_size; /* Size of the symbol table. */ + char * longnames; /* The long file names table. */ + unsigned long longnames_size; /* Size of the long file names table. */ + unsigned long nested_member_origin; /* Origin in the nested archive of the current member. */ + unsigned long next_arhdr_offset; /* Offset of the next archive header. */ + bfd_boolean is_thin_archive; /* TRUE if this is a thin archive. */ + struct ar_hdr arhdr; /* Current archive header. */ +}; + +/* Return the path name for a proxy entry in a thin archive. */ +extern char *adjust_relative_path (const char *, const char *, int); + +/* Read the symbol table and long-name table from an archive. */ +extern int setup_archive (struct archive_info *, const char *, FILE *, + bfd_boolean, bfd_boolean); + +/* Open and setup a nested archive, if not already open. */ +extern int setup_nested_archive (struct archive_info *, const char *); + +/* Release the memory used for the archive information. */ +extern void release_archive (struct archive_info *); + +/* Get the name of an archive member from the current archive header. */ + +extern char *get_archive_member_name (struct archive_info *, + struct archive_info *); + +/* Get the name of an archive member at a given offset within an + archive. */ + +extern char *get_archive_member_name_at (struct archive_info *, + unsigned long, + struct archive_info *); + +/* Construct a string showing the name of the archive member, qualified + with the name of the containing archive file. */ + +extern char *make_qualified_name (struct archive_info *, + struct archive_info *, + const char *); + +#endif /* _ELFCOMM_H */ -- cgit v1.1