1 /* elfcomm.h -- include file of common code for ELF format file.
2 Copyright (C) 2010-2017 Free Software Foundation, Inc.
4 Originally developed by Eric Youngdale <eric@andante.jic.com>
5 Modifications by Nick Clifton <nickc@redhat.com>
7 This file is part of GNU Binutils.
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program; if not, write to the Free Software
21 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
29 void error (const char *, ...) ATTRIBUTE_PRINTF_1;
30 void warn (const char *, ...) ATTRIBUTE_PRINTF_1;
32 typedef unsigned HOST_WIDEST_INT elf_vma;
34 extern void (*byte_put) (unsigned char *, elf_vma, int);
35 extern void byte_put_little_endian (unsigned char *, elf_vma, int);
36 extern void byte_put_big_endian (unsigned char *, elf_vma, int);
38 extern elf_vma (*byte_get) (unsigned char *, int);
39 extern elf_vma byte_get_signed (unsigned char *, int);
40 extern elf_vma byte_get_little_endian (unsigned char *, int);
41 extern elf_vma byte_get_big_endian (unsigned char *, int);
42 extern void byte_get_64 (unsigned char *, elf_vma *, elf_vma *);
44 #define BYTE_PUT(field, val) byte_put (field, val, sizeof (field))
45 #define BYTE_GET(field) byte_get (field, sizeof (field))
46 #define BYTE_GET_SIGNED(field) byte_get_signed (field, sizeof (field))
48 /* This is just a bit of syntatic sugar. */
49 #define streq(a,b) (strcmp ((a), (b)) == 0)
50 #define strneq(a,b,n) (strncmp ((a), (b), (n)) == 0)
51 #define const_strneq(a,b) (strncmp ((a), (b), sizeof (b) - 1) == 0)
53 /* Structure to hold information about an archive file. */
57 char * file_name; /* Archive file name. */
58 FILE * file; /* Open file descriptor. */
59 elf_vma index_num; /* Number of symbols in table. */
60 elf_vma * index_array; /* The array of member offsets. */
61 char * sym_table; /* The symbol table. */
62 unsigned long sym_size; /* Size of the symbol table. */
63 char * longnames; /* The long file names table. */
64 unsigned long longnames_size; /* Size of the long file names table. */
65 unsigned long nested_member_origin; /* Origin in the nested archive of the current member. */
66 unsigned long next_arhdr_offset; /* Offset of the next archive header. */
67 bfd_boolean is_thin_archive; /* TRUE if this is a thin archive. */
68 bfd_boolean uses_64bit_indicies; /* TRUE if the index table uses 64bit entries. */
69 struct ar_hdr arhdr; /* Current archive header. */
72 /* Return the path name for a proxy entry in a thin archive. */
73 extern char *adjust_relative_path (const char *, const char *, unsigned long);
75 /* Read the symbol table and long-name table from an archive. */
76 extern int setup_archive (struct archive_info *, const char *, FILE *,
77 bfd_boolean, bfd_boolean);
79 /* Open and setup a nested archive, if not already open. */
80 extern int setup_nested_archive (struct archive_info *, const char *);
82 /* Release the memory used for the archive information. */
83 extern void release_archive (struct archive_info *);
85 /* Get the name of an archive member from the current archive header. */
87 extern char *get_archive_member_name (struct archive_info *,
88 struct archive_info *);
90 /* Get the name of an archive member at a given offset within an
93 extern char *get_archive_member_name_at (struct archive_info *,
95 struct archive_info *);
97 /* Construct a string showing the name of the archive member, qualified
98 with the name of the containing archive file. */
100 extern char *make_qualified_name (struct archive_info *,
101 struct archive_info *,
104 #endif /* _ELFCOMM_H */