| | 1 | /* elfcomm.h -- include file of common code for ELF format file. |
| | 2 | Copyright (C) 2010-2020 Free Software Foundation, Inc. |
| | 3 | |
| | 4 | Originally developed by Eric Youngdale <eric@andante.jic.com> |
| | 5 | Modifications by Nick Clifton <nickc@redhat.com> |
| | 6 | |
| | 7 | This file is part of GNU Binutils. |
| | 8 | |
| | 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. |
| | 13 | |
| | 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. |
| | 18 | |
| | 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 |
| | 22 | 02110-1301, USA. */ |
| | 23 | \f |
| | 24 | #ifndef _ELFCOMM_H |
| | 25 | #define _ELFCOMM_H |
| | 26 | |
| | 27 | #include "aout/ar.h" |
| | 28 | |
| | 29 | void error (const char *, ...) ATTRIBUTE_PRINTF_1; |
| | 30 | void warn (const char *, ...) ATTRIBUTE_PRINTF_1; |
| | 31 | |
| | 32 | typedef unsigned HOST_WIDEST_INT elf_vma; |
| | 33 | |
| | 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); |
| | 37 | |
| | 38 | extern elf_vma (*byte_get) (const unsigned char *, int); |
| | 39 | extern elf_vma byte_get_signed (const unsigned char *, int); |
| | 40 | extern elf_vma byte_get_little_endian (const unsigned char *, int); |
| | 41 | extern elf_vma byte_get_big_endian (const unsigned char *, int); |
| | 42 | extern void byte_get_64 (const unsigned char *, elf_vma *, elf_vma *); |
| | 43 | |
| | 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)) |
| | 47 | |
| | 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) |
| | 52 | |
| | 53 | /* Structure to hold information about an archive file. */ |
| | 54 | |
| | 55 | struct archive_info |
| | 56 | { |
| | 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_indices; /* TRUE if the index table uses 64bit entries. */ |
| | 69 | struct ar_hdr arhdr; /* Current archive header. */ |
| | 70 | }; |
| | 71 | |
| | 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); |
| | 74 | |
| | 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); |
| | 78 | |
| | 79 | /* Open and setup a nested archive, if not already open. */ |
| | 80 | extern int setup_nested_archive (struct archive_info *, const char *); |
| | 81 | |
| | 82 | /* Release the memory used for the archive information. */ |
| | 83 | extern void release_archive (struct archive_info *); |
| | 84 | |
| | 85 | /* Get the name of an archive member from the current archive header. */ |
| | 86 | |
| | 87 | extern char *get_archive_member_name (struct archive_info *, |
| | 88 | struct archive_info *); |
| | 89 | |
| | 90 | /* Get the name of an archive member at a given offset within an |
| | 91 | archive. */ |
| | 92 | |
| | 93 | extern char *get_archive_member_name_at (struct archive_info *, |
| | 94 | unsigned long, |
| | 95 | struct archive_info *); |
| | 96 | |
| | 97 | /* Construct a string showing the name of the archive member, qualified |
| | 98 | with the name of the containing archive file. */ |
| | 99 | |
| | 100 | extern char *make_qualified_name (struct archive_info *, |
| | 101 | struct archive_info *, |
| | 102 | const char *); |
| | 103 | |
| | 104 | #endif /* _ELFCOMM_H */ |
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