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/* elfcomm.h -- include file of common code for ELF format file.
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Copyright (C) 2010-2022 Free Software Foundation, Inc.
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Originally developed by Eric Youngdale <eric@andante.jic.com>
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Modifications by Nick Clifton <nickc@redhat.com>
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This file is part of GNU Binutils.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
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02110-1301, USA. */
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#ifndef _ELFCOMM_H
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#define _ELFCOMM_H
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#include "aout/ar.h"
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extern void error (const char *, ...) ATTRIBUTE_PRINTF_1;
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extern void warn (const char *, ...) ATTRIBUTE_PRINTF_1;
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typedef unsigned HOST_WIDEST_INT elf_vma;
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extern void (*byte_put) (unsigned char *, elf_vma, unsigned int);
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extern void byte_put_little_endian (unsigned char *, elf_vma, unsigned int);
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extern void byte_put_big_endian (unsigned char *, elf_vma, unsigned int);
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extern elf_vma (*byte_get) (const unsigned char *, unsigned int);
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extern elf_vma byte_get_signed (const unsigned char *, unsigned int);
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extern elf_vma byte_get_little_endian (const unsigned char *, unsigned int);
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extern elf_vma byte_get_big_endian (const unsigned char *, unsigned int);
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#define BYTE_PUT(field, val) byte_put (field, val, sizeof (field))
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#define BYTE_GET(field) byte_get (field, sizeof (field))
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#define BYTE_GET_SIGNED(field) byte_get_signed (field, sizeof (field))
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/* This is just a bit of syntatic sugar. */
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#define streq(a,b) (strcmp ((a), (b)) == 0)
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/* Structure to hold information about an archive file. */
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struct archive_info
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{
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char * file_name; /* Archive file name. */
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FILE * file; /* Open file descriptor. */
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elf_vma index_num; /* Number of symbols in table. */
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elf_vma * index_array; /* The array of member offsets. */
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char * sym_table; /* The symbol table. */
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unsigned long sym_size; /* Size of the symbol table. */
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char * longnames; /* The long file names table. */
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unsigned long longnames_size; /* Size of the long file names table. */
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unsigned long nested_member_origin; /* Origin in the nested archive of the current member. */
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unsigned long next_arhdr_offset; /* Offset of the next archive header. */
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int is_thin_archive; /* 1 if this is a thin archive. */
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int uses_64bit_indices; /* 1 if the index table uses 64bit entries. */
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struct ar_hdr arhdr; /* Current archive header. */
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};
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/* Return the path name for a proxy entry in a thin archive. */
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extern char *adjust_relative_path (const char *, const char *, unsigned long);
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/* Read the symbol table and long-name table from an archive. */
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extern int setup_archive (struct archive_info *, const char *, FILE *,
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off_t, int, int);
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/* Open and setup a nested archive, if not already open. */
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extern int setup_nested_archive (struct archive_info *, const char *);
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/* Release the memory used for the archive information. */
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extern void release_archive (struct archive_info *);
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/* Get the name of an archive member from the current archive header. */
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extern char *get_archive_member_name (struct archive_info *,
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struct archive_info *);
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/* Get the name of an archive member at a given offset within an
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archive. */
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extern char *get_archive_member_name_at (struct archive_info *,
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unsigned long,
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struct archive_info *);
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/* Construct a string showing the name of the archive member, qualified
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with the name of the containing archive file. */
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extern char *make_qualified_name (struct archive_info *,
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struct archive_info *,
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const char *);
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#endif /* _ELFCOMM_H */
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