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1 | /* Copyright (C) 1990, 1991 Free Software Foundation, Inc. |
2 | ||
3 | This file is part of BFD, the Binary File Diddler. | |
4 | ||
5 | BFD is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License as published by | |
7 | the Free Software Foundation; either version 1, or (at your option) | |
8 | any later version. | |
9 | ||
10 | BFD is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
16 | along with BFD; see the file COPYING. If not, write to | |
17 | the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
18 | ||
19 | /* $Id$ */ | |
20 | ||
21 | /*** libbfd.h -- Declarations used by bfd library implementation. | |
22 | This include file is not for users of the library */ | |
23 | ||
24 | ||
25 | ||
26 | ||
27 | ||
28 | /* If you want to read and write large blocks, you might want to do it | |
29 | in quanta of this amount */ | |
30 | #define DEFAULT_BUFFERSIZE 8192 | |
31 | ||
32 | /* tdata for an archive. For an input archive cache | |
33 | needs to be free()'d. For an output archive, symdefs do. | |
34 | */ | |
35 | ||
36 | struct artdata { | |
37 | file_ptr first_file_filepos; | |
38 | /* Speed up searching the armap */ | |
39 | struct ar_cache *cache; | |
40 | bfd *archive_head; /* Only interesting in output routines */ | |
41 | carsym *symdefs; /* the symdef entries */ | |
42 | symindex symdef_count; /* how many there are */ | |
43 | char *extended_names; /* clever intel extension */ | |
44 | }; | |
45 | ||
46 | #define bfd_ardata(bfd) ((struct artdata *) ((bfd)->tdata)) | |
9846338e | 47 | #define bfd_set_ardata(bfd, v) ((bfd)->tdata = (PTR) (v)) |
4a81b561 DHW |
48 | |
49 | /* Goes in bfd's arelt_data slot */ | |
50 | struct areltdata { | |
51 | char * arch_header; /* it's actually a string */ | |
52 | unsigned int parsed_size; /* octets of filesize not including ar_hdr */ | |
53 | char *filename; /* null-terminated */ | |
54 | }; | |
55 | ||
56 | #define arelt_size(bfd) (((struct areltdata *)((bfd)->arelt_data))->parsed_size) | |
57 | ||
58 | /* FIXME -- a lot of my code allocates a large block and subdivides it. | |
59 | This can't always work, because of alignment restrictions. We should change | |
60 | it before it becomes a problem -- Gumby */ | |
61 | ||
62 | PROTO (char *, zalloc, (size_t size)); | |
9846338e SC |
63 | |
64 | PROTO (bfd_target *, bfd_find_target, (CONST char *target_name)); | |
65 | PROTO (size_t, bfd_read, (PTR ptr, size_t size, size_t nitems, bfd *abfd)); | |
66 | PROTO (size_t, bfd_write, (PTR ptr, size_t size, size_t nitems, bfd *abfd)); | |
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67 | |
68 | ||
69 | ||
70 | PROTO (FILE *, bfd_cache_lookup, (bfd *)); | |
71 | PROTO (void, bfd_cache_close, (bfd *)); | |
9846338e | 72 | PROTO (int, bfd_seek,(bfd* abfd, file_ptr fp , int direction)); |
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73 | PROTO (long, bfd_tell, (bfd *abfd)); |
74 | PROTO (bfd *, _bfd_create_empty_archive_element_shell, (bfd *obfd)); | |
75 | PROTO (bfd *, look_for_bfd_in_cache, (bfd *arch_bfd, file_ptr index)); | |
76 | PROTO (boolean, _bfd_generic_mkarchive, (bfd *abfd)); | |
77 | PROTO (struct areltdata *, snarf_ar_hdr, (bfd *abfd)); | |
78 | PROTO (bfd_target *, bfd_generic_archive_p, (bfd *abfd)); | |
79 | PROTO (boolean, bfd_slurp_bsd_armap, (bfd *abfd)); | |
80 | PROTO (boolean, bfd_slurp_coff_armap, (bfd *abfd)); | |
81 | PROTO (boolean, _bfd_slurp_extended_name_table, (bfd *abfd)); | |
82 | PROTO (boolean, _bfd_write_archive_contents, (bfd *abfd)); | |
83 | PROTO (bfd *, new_bfd, ()); | |
84 | ||
85 | #define DEFAULT_STRING_SPACE_SIZE 0x2000 | |
86 | PROTO (boolean, bfd_add_to_string_table, (char **table, char *new_string, | |
87 | unsigned int *table_length, | |
88 | char **free_ptr)); | |
89 | ||
90 | PROTO (long, _do_getblong, (unsigned char *addr)); | |
91 | PROTO (long, _do_getllong, (unsigned char *addr)); | |
92 | PROTO (short, _do_getbshort, (unsigned char *addr)); | |
93 | PROTO (short, _do_getlshort, (unsigned char *addr)); | |
94 | PROTO (void, _do_putblong, (unsigned long data, unsigned char *addr)); | |
95 | PROTO (void, _do_putllong, (unsigned long data, unsigned char *addr)); | |
96 | PROTO (void, _do_putbshort, (int data, unsigned char *addr)); | |
97 | PROTO (void, _do_putlshort, (int data, unsigned char *addr)); | |
98 | ||
99 | PROTO (boolean, bfd_false, (bfd *ignore)); | |
100 | PROTO (boolean, bfd_true, (bfd *ignore)); | |
101 | PROTO (void *, bfd_nullvoidptr, (bfd *ignore)); | |
102 | PROTO (int, bfd_0, (bfd *ignore)); | |
103 | PROTO (unsigned int, bfd_0u, (bfd *ignore)); | |
104 | PROTO (void, bfd_void, (bfd *ignore)); | |
105 | ||
106 | ||
107 | PROTO (bfd *,new_bfd_contained_in,(bfd *)); | |
108 | PROTO (boolean, _bfd_dummy_new_section_hook, (bfd *ignore, asection *newsect)); | |
109 | PROTO (char *, _bfd_dummy_core_file_failing_command, (bfd *abfd)); | |
110 | PROTO (int, _bfd_dummy_core_file_failing_signal, (bfd *abfd)); | |
111 | PROTO (boolean, _bfd_dummy_core_file_matches_executable_p, (bfd *core_bfd, | |
112 | bfd *exec_bfd)); | |
113 | PROTO (bfd_target *, _bfd_dummy_target, (bfd *abfd)); | |
114 | ||
115 | PROTO (void, bfd_dont_truncate_arname, (bfd *abfd, char *filename, char *hdr)); | |
116 | PROTO (void, bfd_bsd_truncate_arname, (bfd *abfd, char *filename, char *hdr)); | |
117 | PROTO (void, bfd_gnu_truncate_arname, (bfd *abfd, char *filename, char *hdr)); | |
118 | ||
119 | PROTO (boolean, bsd_write_armap, (bfd *arch, unsigned int elength, | |
120 | struct orl *map, int orl_count, int stridx)); | |
121 | ||
122 | PROTO (boolean, coff_write_armap, (bfd *arch, unsigned int elength, | |
123 | struct orl *map, int orl_count, int stridx)); | |
124 | ||
125 | PROTO ( bfd *,bfd_generic_openr_next_archived_file, (bfd *archive, bfd *last_file)); | |
126 | ||
127 | PROTO(int, bfd_generic_stat_arch_elt, (bfd *, struct stat *)); | |
128 | /* Macros to tell if bfds are read or write enabled. | |
129 | ||
130 | Note that bfds open for read may be scribbled into if the fd passed | |
131 | to bfd_fdopenr is actually open both for read and write | |
132 | simultaneously. However an output bfd will never be open for | |
133 | read. Therefore sometimes you want to check bfd_read_p or | |
134 | !bfd_read_p, and only sometimes bfd_write_p. | |
135 | */ | |
136 | ||
137 | #define bfd_read_p(abfd) ((abfd)->direction == read_direction || (abfd)->direction == both_direction) | |
138 | #define bfd_write_p(abfd) ((abfd)->direction == write_direction || (abfd)->direction == both_direction) | |
139 | ||
140 | PROTO (void, bfd_assert,(char*,int)); | |
141 | #define BFD_ASSERT(x) \ | |
142 | { if (!(x)) bfd_assert(__FILE__,__LINE__); } | |
143 | ||
144 | #define BFD_FAIL() \ | |
145 | { bfd_assert(__FILE__,__LINE__); } | |
146 | ||
147 | PROTO (FILE *, bfd_cache_lookup_worker, (bfd *)); | |
148 | ||
149 | extern bfd *bfd_last_cache; | |
150 | #define bfd_cache_lookup(x) \ | |
151 | (x==bfd_last_cache?(FILE*)(bfd_last_cache->iostream):bfd_cache_lookup_worker(x)) | |
152 | ||
153 | /* Now Steve, what's the story here? */ | |
154 | #ifdef lint | |
155 | #define itos(x) "l" | |
156 | #define stoi(x) 1 | |
157 | #else | |
158 | #define itos(x) ((char*)(x)) | |
159 | #define stoi(x) ((int)(x)) | |
160 | #endif |