Commit | Line | Data |
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252b5132 | 1 | /* Main header file for the bfd library -- portable access to object files. |
c2852e88 | 2 | |
82704155 | 3 | Copyright (C) 1990-2019 Free Software Foundation, Inc. |
c2852e88 | 4 | |
252b5132 RH |
5 | Contributed by Cygnus Support. |
6 | ||
8afb0e02 | 7 | This file is part of BFD, the Binary File Descriptor library. |
252b5132 | 8 | |
8afb0e02 NC |
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 | |
cd123cb7 | 11 | the Free Software Foundation; either version 3 of the License, or |
8afb0e02 | 12 | (at your option) any later version. |
252b5132 | 13 | |
8afb0e02 NC |
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. | |
252b5132 | 18 | |
8afb0e02 NC |
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 | |
3e110533 | 21 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ |
252b5132 | 22 | |
252b5132 RH |
23 | #ifndef __BFD_H_SEEN__ |
24 | #define __BFD_H_SEEN__ | |
25 | ||
0bee45d9 NC |
26 | /* PR 14072: Ensure that config.h is included first. */ |
27 | #if !defined PACKAGE && !defined PACKAGE_VERSION | |
df7b86aa NC |
28 | #error config.h must be included before this header |
29 | #endif | |
30 | ||
252b5132 RH |
31 | #ifdef __cplusplus |
32 | extern "C" { | |
33 | #endif | |
34 | ||
35 | #include "ansidecl.h" | |
e43d48cc | 36 | #include "symcat.h" |
2d5d5a8f | 37 | #include "bfd_stdint.h" |
95da9854 | 38 | #include "diagnostics.h" |
52d45da3 | 39 | #include <stdarg.h> |
f1163205 NC |
40 | #include <sys/stat.h> |
41 | ||
e43d48cc AM |
42 | #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE) |
43 | #ifndef SABER | |
44 | /* This hack is to avoid a problem with some strict ANSI C preprocessors. | |
45 | The problem is, "32_" is not a valid preprocessing token, and we don't | |
46 | want extra underscores (e.g., "nlm_32_"). The XCONCAT2 macro will | |
47 | cause the inner CONCAT2 macros to be evaluated first, producing | |
48 | still-valid pp-tokens. Then the final concatenation can be done. */ | |
49 | #undef CONCAT4 | |
50 | #define CONCAT4(a,b,c,d) XCONCAT2(CONCAT2(a,b),CONCAT2(c,d)) | |
51 | #endif | |
52 | #endif | |
252b5132 | 53 | |
0112cd26 NC |
54 | /* This is a utility macro to handle the situation where the code |
55 | wants to place a constant string into the code, followed by a | |
56 | comma and then the length of the string. Doing this by hand | |
db86b2dc PA |
57 | is error prone, so using this macro is safer. */ |
58 | #define STRING_COMMA_LEN(STR) (STR), (sizeof (STR) - 1) | |
0112cd26 NC |
59 | /* Unfortunately it is not possible to use the STRING_COMMA_LEN macro |
60 | to create the arguments to another macro, since the preprocessor | |
61 | will mis-count the number of arguments to the outer macro (by not | |
62 | evaluating STRING_COMMA_LEN and so missing the comma). This is a | |
63 | problem for example when trying to use STRING_COMMA_LEN to build | |
64 | the arguments to the strncmp() macro. Hence this alternative | |
65 | definition of strncmp is provided here. | |
68ffbac6 | 66 | |
0112cd26 NC |
67 | Note - these macros do NOT work if STR2 is not a constant string. */ |
68 | #define CONST_STRNEQ(STR1,STR2) (strncmp ((STR1), (STR2), sizeof (STR2) - 1) == 0) | |
ea9986ff NC |
69 | /* strcpy() can have a similar problem, but since we know we are |
70 | copying a constant string, we can use memcpy which will be faster | |
71 | since there is no need to check for a NUL byte inside STR. We | |
72 | can also save time if we do not need to copy the terminating NUL. */ | |
73 | #define LITMEMCPY(DEST,STR2) memcpy ((DEST), (STR2), sizeof (STR2) - 1) | |
74 | #define LITSTRCPY(DEST,STR2) memcpy ((DEST), (STR2), sizeof (STR2)) | |
0112cd26 NC |
75 | |
76 | ||
ce3c775b NC |
77 | #define BFD_SUPPORTS_PLUGINS @supports_plugins@ |
78 | ||
69263e90 AM |
79 | /* The word size used by BFD on the host. This may be 64 with a 32 |
80 | bit target if the host is 64 bit, or if other 64 bit targets have | |
81 | been selected with --enable-targets, or if --enable-64-bit-bfd. */ | |
252b5132 | 82 | #define BFD_ARCH_SIZE @wordsize@ |
69263e90 AM |
83 | |
84 | /* The word size of the default bfd target. */ | |
85 | #define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@ | |
86 | ||
252b5132 | 87 | #define BFD_HOST_64BIT_LONG @BFD_HOST_64BIT_LONG@ |
d2df793a | 88 | #define BFD_HOST_64BIT_LONG_LONG @BFD_HOST_64BIT_LONG_LONG@ |
252b5132 RH |
89 | #if @BFD_HOST_64_BIT_DEFINED@ |
90 | #define BFD_HOST_64_BIT @BFD_HOST_64_BIT@ | |
91 | #define BFD_HOST_U_64_BIT @BFD_HOST_U_64_BIT@ | |
8ce8c090 AM |
92 | typedef BFD_HOST_64_BIT bfd_int64_t; |
93 | typedef BFD_HOST_U_64_BIT bfd_uint64_t; | |
252b5132 RH |
94 | #endif |
95 | ||
2dcf00ce AM |
96 | #ifdef HAVE_INTTYPES_H |
97 | # include <inttypes.h> | |
98 | #else | |
99 | # if BFD_HOST_64BIT_LONG | |
100 | # define BFD_PRI64 "l" | |
101 | # elif defined (__MSVCRT__) | |
102 | # define BFD_PRI64 "I64" | |
103 | # else | |
104 | # define BFD_PRI64 "ll" | |
105 | # endif | |
106 | # undef PRId64 | |
107 | # define PRId64 BFD_PRI64 "d" | |
108 | # undef PRIu64 | |
109 | # define PRIu64 BFD_PRI64 "u" | |
110 | # undef PRIx64 | |
111 | # define PRIx64 BFD_PRI64 "x" | |
112 | #endif | |
113 | ||
252b5132 RH |
114 | #if BFD_ARCH_SIZE >= 64 |
115 | #define BFD64 | |
116 | #endif | |
117 | ||
118 | #ifndef INLINE | |
119 | #if __GNUC__ >= 2 | |
120 | #define INLINE __inline__ | |
121 | #else | |
122 | #define INLINE | |
123 | #endif | |
124 | #endif | |
125 | ||
d2df793a | 126 | /* Declaring a type wide enough to hold a host long and a host pointer. */ |
07d6d2b8 | 127 | #define BFD_HOSTPTR_T @BFD_HOSTPTR_T@ |
d2df793a NC |
128 | typedef BFD_HOSTPTR_T bfd_hostptr_t; |
129 | ||
b5f79c76 | 130 | /* Forward declaration. */ |
c2852e88 | 131 | typedef struct bfd bfd; |
252b5132 | 132 | |
b34976b6 AM |
133 | /* Boolean type used in bfd. Too many systems define their own |
134 | versions of "boolean" for us to safely typedef a "boolean" of | |
cf3d882d | 135 | our own. Using an enum for "bfd_boolean" has its own set of |
b34976b6 AM |
136 | problems, with strange looking casts required to avoid warnings |
137 | on some older compilers. Thus we just use an int. | |
138 | ||
cf3d882d | 139 | General rule: Functions which are bfd_boolean return TRUE on |
b34976b6 AM |
140 | success and FALSE on failure (unless they're a predicate). */ |
141 | ||
142 | typedef int bfd_boolean; | |
143 | #undef FALSE | |
144 | #undef TRUE | |
145 | #define FALSE 0 | |
146 | #define TRUE 1 | |
147 | ||
252b5132 RH |
148 | #ifdef BFD64 |
149 | ||
150 | #ifndef BFD_HOST_64_BIT | |
151 | #error No 64 bit integer type available | |
152 | #endif /* ! defined (BFD_HOST_64_BIT) */ | |
153 | ||
154 | typedef BFD_HOST_U_64_BIT bfd_vma; | |
155 | typedef BFD_HOST_64_BIT bfd_signed_vma; | |
156 | typedef BFD_HOST_U_64_BIT bfd_size_type; | |
157 | typedef BFD_HOST_U_64_BIT symvalue; | |
158 | ||
252b5132 | 159 | #if BFD_HOST_64BIT_LONG |
14a91970 AM |
160 | #define BFD_VMA_FMT "l" |
161 | #elif defined (__MSVCRT__) | |
162 | #define BFD_VMA_FMT "I64" | |
6e3d6dc1 | 163 | #else |
14a91970 | 164 | #define BFD_VMA_FMT "ll" |
252b5132 | 165 | #endif |
14a91970 AM |
166 | |
167 | #ifndef fprintf_vma | |
168 | #define sprintf_vma(s,x) sprintf (s, "%016" BFD_VMA_FMT "x", x) | |
169 | #define fprintf_vma(f,x) fprintf (f, "%016" BFD_VMA_FMT "x", x) | |
252b5132 RH |
170 | #endif |
171 | ||
172 | #else /* not BFD64 */ | |
173 | ||
174 | /* Represent a target address. Also used as a generic unsigned type | |
175 | which is guaranteed to be big enough to hold any arithmetic types | |
176 | we need to deal with. */ | |
177 | typedef unsigned long bfd_vma; | |
178 | ||
179 | /* A generic signed type which is guaranteed to be big enough to hold any | |
180 | arithmetic types we need to deal with. Can be assumed to be compatible | |
181 | with bfd_vma in the same way that signed and unsigned ints are compatible | |
182 | (as parameters, in assignment, etc). */ | |
183 | typedef long bfd_signed_vma; | |
184 | ||
185 | typedef unsigned long symvalue; | |
186 | typedef unsigned long bfd_size_type; | |
187 | ||
188 | /* Print a bfd_vma x on stream s. */ | |
14a91970 AM |
189 | #define BFD_VMA_FMT "l" |
190 | #define fprintf_vma(s,x) fprintf (s, "%08" BFD_VMA_FMT "x", x) | |
191 | #define sprintf_vma(s,x) sprintf (s, "%08" BFD_VMA_FMT "x", x) | |
252b5132 RH |
192 | |
193 | #endif /* not BFD64 */ | |
194 | ||
d0fb9a8d JJ |
195 | #define HALF_BFD_SIZE_TYPE \ |
196 | (((bfd_size_type) 1) << (8 * sizeof (bfd_size_type) / 2)) | |
197 | ||
8ce8c090 AM |
198 | #ifndef BFD_HOST_64_BIT |
199 | /* Fall back on a 32 bit type. The idea is to make these types always | |
200 | available for function return types, but in the case that | |
201 | BFD_HOST_64_BIT is undefined such a function should abort or | |
202 | otherwise signal an error. */ | |
203 | typedef bfd_signed_vma bfd_int64_t; | |
204 | typedef bfd_vma bfd_uint64_t; | |
205 | #endif | |
206 | ||
d7ce59e3 AC |
207 | /* An offset into a file. BFD always uses the largest possible offset |
208 | based on the build time availability of fseek, fseeko, or fseeko64. */ | |
209 | typedef @bfd_file_ptr@ file_ptr; | |
210 | typedef unsigned @bfd_file_ptr@ ufile_ptr; | |
dc810e39 | 211 | |
c58b9523 AM |
212 | extern void bfd_sprintf_vma (bfd *, char *, bfd_vma); |
213 | extern void bfd_fprintf_vma (bfd *, void *, bfd_vma); | |
ae4221d7 | 214 | |
252b5132 | 215 | #define printf_vma(x) fprintf_vma(stdout,x) |
ae4221d7 | 216 | #define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x) |
252b5132 RH |
217 | |
218 | typedef unsigned int flagword; /* 32 bits of flags */ | |
219 | typedef unsigned char bfd_byte; | |
220 | \f | |
b5f79c76 | 221 | /* File formats. */ |
252b5132 | 222 | |
b5f79c76 NC |
223 | typedef enum bfd_format |
224 | { | |
225 | bfd_unknown = 0, /* File format is unknown. */ | |
5c4491d3 | 226 | bfd_object, /* Linker/assembler/compiler output. */ |
b5f79c76 NC |
227 | bfd_archive, /* Object archive file. */ |
228 | bfd_core, /* Core dump. */ | |
229 | bfd_type_end /* Marks the end; don't use it! */ | |
230 | } | |
231 | bfd_format; | |
252b5132 | 232 | \f |
b5f79c76 | 233 | /* Symbols and relocation. */ |
252b5132 RH |
234 | |
235 | /* A count of carsyms (canonical archive symbols). */ | |
236 | typedef unsigned long symindex; | |
237 | ||
252b5132 RH |
238 | #define BFD_NO_MORE_SYMBOLS ((symindex) ~0) |
239 | ||
252b5132 | 240 | /* A canonical archive symbol. */ |
b5f79c76 NC |
241 | /* This is a type pun with struct ranlib on purpose! */ |
242 | typedef struct carsym | |
243 | { | |
1d38e9d1 | 244 | const char *name; |
b5f79c76 NC |
245 | file_ptr file_offset; /* Look here to find the file. */ |
246 | } | |
247 | carsym; /* To make these you call a carsymogen. */ | |
252b5132 | 248 | |
252b5132 | 249 | /* Used in generating armaps (archive tables of contents). |
b5f79c76 | 250 | Perhaps just a forward definition would do? */ |
07d6d2b8 | 251 | struct orl /* Output ranlib. */ |
b5f79c76 NC |
252 | { |
253 | char **name; /* Symbol name. */ | |
254 | union | |
255 | { | |
dc810e39 AM |
256 | file_ptr pos; |
257 | bfd *abfd; | |
b5f79c76 NC |
258 | } u; /* bfd* or file position. */ |
259 | int namidx; /* Index into string table. */ | |
252b5132 | 260 | }; |
76e7a751 | 261 | |
b5f79c76 NC |
262 | /* Linenumber stuff. */ |
263 | typedef struct lineno_cache_entry | |
264 | { | |
265 | unsigned int line_number; /* Linenumber from start of function. */ | |
266 | union | |
267 | { | |
fc0a2244 | 268 | struct bfd_symbol *sym; /* Function name. */ |
07d6d2b8 | 269 | bfd_vma offset; /* Offset into section. */ |
252b5132 | 270 | } u; |
b5f79c76 NC |
271 | } |
272 | alent; | |
252b5132 | 273 | \f |
b5f79c76 | 274 | /* Object and core file sections. */ |
76e7a751 | 275 | typedef struct bfd_section *sec_ptr; |
252b5132 RH |
276 | |
277 | #define align_power(addr, align) \ | |
29f628db | 278 | (((addr) + ((bfd_vma) 1 << (align)) - 1) & (-((bfd_vma) 1 << (align)))) |
252b5132 | 279 | |
76e7a751 AM |
280 | /* Align an address upward to a boundary, expressed as a number of bytes. |
281 | E.g. align to an 8-byte boundary with argument of 8. Take care never | |
282 | to wrap around if the address is within boundary-1 of the end of the | |
283 | address space. */ | |
284 | #define BFD_ALIGN(this, boundary) \ | |
285 | ((((bfd_vma) (this) + (boundary) - 1) >= (bfd_vma) (this)) \ | |
286 | ? (((bfd_vma) (this) + ((boundary) - 1)) & ~ (bfd_vma) ((boundary)-1)) \ | |
287 | : ~ (bfd_vma) 0) | |
252b5132 RH |
288 | \f |
289 | typedef enum bfd_print_symbol | |
60bcf0fa | 290 | { |
252b5132 RH |
291 | bfd_print_symbol_name, |
292 | bfd_print_symbol_more, | |
293 | bfd_print_symbol_all | |
294 | } bfd_print_symbol_type; | |
60bcf0fa | 295 | |
252b5132 RH |
296 | /* Information about a symbol that nm needs. */ |
297 | ||
298 | typedef struct _symbol_info | |
299 | { | |
300 | symvalue value; | |
301 | char type; | |
07d6d2b8 AM |
302 | const char *name; /* Symbol name. */ |
303 | unsigned char stab_type; /* Stab type. */ | |
304 | char stab_other; /* Stab other. */ | |
305 | short stab_desc; /* Stab desc. */ | |
306 | const char *stab_name; /* String for stab type. */ | |
252b5132 RH |
307 | } symbol_info; |
308 | ||
309 | /* Get the name of a stabs type code. */ | |
310 | ||
c58b9523 | 311 | extern const char *bfd_get_stab_name (int); |
252b5132 RH |
312 | \f |
313 | /* Hash table routines. There is no way to free up a hash table. */ | |
314 | ||
315 | /* An element in the hash table. Most uses will actually use a larger | |
316 | structure, and an instance of this will be the first field. */ | |
317 | ||
318 | struct bfd_hash_entry | |
319 | { | |
320 | /* Next entry for this hash code. */ | |
321 | struct bfd_hash_entry *next; | |
322 | /* String being hashed. */ | |
323 | const char *string; | |
324 | /* Hash code. This is the full hash code, not the index into the | |
325 | table. */ | |
326 | unsigned long hash; | |
327 | }; | |
328 | ||
329 | /* A hash table. */ | |
330 | ||
331 | struct bfd_hash_table | |
332 | { | |
333 | /* The hash array. */ | |
334 | struct bfd_hash_entry **table; | |
252b5132 RH |
335 | /* A function used to create new elements in the hash table. The |
336 | first entry is itself a pointer to an element. When this | |
337 | function is first invoked, this pointer will be NULL. However, | |
338 | having the pointer permits a hierarchy of method functions to be | |
339 | built each of which calls the function in the superclass. Thus | |
340 | each function should be written to allocate a new block of memory | |
341 | only if the argument is NULL. */ | |
b34976b6 | 342 | struct bfd_hash_entry *(*newfunc) |
c58b9523 | 343 | (struct bfd_hash_entry *, struct bfd_hash_table *, const char *); |
07d6d2b8 | 344 | /* An objalloc for this hash table. This is a struct objalloc *, |
c58b9523 AM |
345 | but we use void * to avoid requiring the inclusion of objalloc.h. */ |
346 | void *memory; | |
98f0b6ab AM |
347 | /* The number of slots in the hash table. */ |
348 | unsigned int size; | |
349 | /* The number of entries in the hash table. */ | |
350 | unsigned int count; | |
351 | /* The size of elements. */ | |
352 | unsigned int entsize; | |
353 | /* If non-zero, don't grow the hash table. */ | |
354 | unsigned int frozen:1; | |
252b5132 RH |
355 | }; |
356 | ||
357 | /* Initialize a hash table. */ | |
b34976b6 | 358 | extern bfd_boolean bfd_hash_table_init |
c58b9523 AM |
359 | (struct bfd_hash_table *, |
360 | struct bfd_hash_entry *(*) (struct bfd_hash_entry *, | |
361 | struct bfd_hash_table *, | |
66eb6687 AM |
362 | const char *), |
363 | unsigned int); | |
252b5132 RH |
364 | |
365 | /* Initialize a hash table specifying a size. */ | |
b34976b6 | 366 | extern bfd_boolean bfd_hash_table_init_n |
c58b9523 AM |
367 | (struct bfd_hash_table *, |
368 | struct bfd_hash_entry *(*) (struct bfd_hash_entry *, | |
369 | struct bfd_hash_table *, | |
370 | const char *), | |
66eb6687 | 371 | unsigned int, unsigned int); |
252b5132 RH |
372 | |
373 | /* Free up a hash table. */ | |
b34976b6 | 374 | extern void bfd_hash_table_free |
c58b9523 | 375 | (struct bfd_hash_table *); |
252b5132 | 376 | |
b34976b6 | 377 | /* Look up a string in a hash table. If CREATE is TRUE, a new entry |
252b5132 | 378 | will be created for this string if one does not already exist. The |
b34976b6 | 379 | COPY argument must be TRUE if this routine should copy the string |
252b5132 RH |
380 | into newly allocated memory when adding an entry. */ |
381 | extern struct bfd_hash_entry *bfd_hash_lookup | |
c58b9523 AM |
382 | (struct bfd_hash_table *, const char *, bfd_boolean create, |
383 | bfd_boolean copy); | |
252b5132 | 384 | |
a69898aa AM |
385 | /* Insert an entry in a hash table. */ |
386 | extern struct bfd_hash_entry *bfd_hash_insert | |
387 | (struct bfd_hash_table *, const char *, unsigned long); | |
388 | ||
4e011fb5 AM |
389 | /* Rename an entry in a hash table. */ |
390 | extern void bfd_hash_rename | |
391 | (struct bfd_hash_table *, const char *, struct bfd_hash_entry *); | |
392 | ||
252b5132 RH |
393 | /* Replace an entry in a hash table. */ |
394 | extern void bfd_hash_replace | |
c58b9523 AM |
395 | (struct bfd_hash_table *, struct bfd_hash_entry *old, |
396 | struct bfd_hash_entry *nw); | |
252b5132 RH |
397 | |
398 | /* Base method for creating a hash table entry. */ | |
399 | extern struct bfd_hash_entry *bfd_hash_newfunc | |
c58b9523 | 400 | (struct bfd_hash_entry *, struct bfd_hash_table *, const char *); |
252b5132 RH |
401 | |
402 | /* Grab some space for a hash table entry. */ | |
c58b9523 AM |
403 | extern void *bfd_hash_allocate |
404 | (struct bfd_hash_table *, unsigned int); | |
252b5132 RH |
405 | |
406 | /* Traverse a hash table in a random order, calling a function on each | |
b34976b6 | 407 | element. If the function returns FALSE, the traversal stops. The |
252b5132 | 408 | INFO argument is passed to the function. */ |
b34976b6 | 409 | extern void bfd_hash_traverse |
c58b9523 AM |
410 | (struct bfd_hash_table *, |
411 | bfd_boolean (*) (struct bfd_hash_entry *, void *), | |
412 | void *info); | |
252b5132 | 413 | |
2d643429 NC |
414 | /* Allows the default size of a hash table to be configured. New hash |
415 | tables allocated using bfd_hash_table_init will be created with | |
416 | this size. */ | |
8ad17b3a | 417 | extern unsigned long bfd_hash_set_default_size (unsigned long); |
2d643429 | 418 | |
0ce398f1 L |
419 | /* Types of compressed DWARF debug sections. We currently support |
420 | zlib. */ | |
421 | enum compressed_debug_section_type | |
422 | { | |
423 | COMPRESS_DEBUG_NONE = 0, | |
424 | COMPRESS_DEBUG = 1 << 0, | |
ee0c0c50 L |
425 | COMPRESS_DEBUG_GNU_ZLIB = COMPRESS_DEBUG | 1 << 1, |
426 | COMPRESS_DEBUG_GABI_ZLIB = COMPRESS_DEBUG | 1 << 2 | |
0ce398f1 L |
427 | }; |
428 | ||
3722b82f AM |
429 | /* This structure is used to keep track of stabs in sections |
430 | information while linking. */ | |
431 | ||
432 | struct stab_info | |
433 | { | |
434 | /* A hash table used to hold stabs strings. */ | |
435 | struct bfd_strtab_hash *strings; | |
436 | /* The header file hash table. */ | |
437 | struct bfd_hash_table includes; | |
438 | /* The first .stabstr section. */ | |
439 | struct bfd_section *stabstr; | |
440 | }; | |
441 | ||
c58b9523 | 442 | #define COFF_SWAP_TABLE (void *) &bfd_coff_std_swap_table |
e43d48cc | 443 | |
b5f79c76 | 444 | /* User program access to BFD facilities. */ |
252b5132 RH |
445 | |
446 | /* Direct I/O routines, for programs which know more about the object | |
447 | file than BFD does. Use higher level routines if possible. */ | |
448 | ||
c58b9523 AM |
449 | extern bfd_size_type bfd_bread (void *, bfd_size_type, bfd *); |
450 | extern bfd_size_type bfd_bwrite (const void *, bfd_size_type, bfd *); | |
451 | extern int bfd_seek (bfd *, file_ptr, int); | |
7c192733 | 452 | extern file_ptr bfd_tell (bfd *); |
c58b9523 AM |
453 | extern int bfd_flush (bfd *); |
454 | extern int bfd_stat (bfd *, struct stat *); | |
dc810e39 AM |
455 | |
456 | /* Deprecated old routines. */ | |
457 | #if __GNUC__ | |
458 | #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \ | |
8c8402cc | 459 | (_bfd_warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \ |
dc810e39 AM |
460 | bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD))) |
461 | #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \ | |
07d6d2b8 | 462 | (_bfd_warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \ |
dc810e39 AM |
463 | bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD))) |
464 | #else | |
465 | #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \ | |
8c8402cc | 466 | (_bfd_warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \ |
dc810e39 AM |
467 | bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD))) |
468 | #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \ | |
8c8402cc | 469 | (_bfd_warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\ |
dc810e39 AM |
470 | bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD))) |
471 | #endif | |
8c8402cc | 472 | extern void _bfd_warn_deprecated (const char *, const char *, int, const char *); |
252b5132 | 473 | |
b34976b6 | 474 | extern bfd_boolean bfd_cache_close |
c58b9523 | 475 | (bfd *abfd); |
d436a9b3 FCE |
476 | /* NB: This declaration should match the autogenerated one in libbfd.h. */ |
477 | ||
02d5a37b JG |
478 | extern bfd_boolean bfd_cache_close_all (void); |
479 | ||
b34976b6 | 480 | extern bfd_boolean bfd_record_phdr |
c58b9523 | 481 | (bfd *, unsigned long, bfd_boolean, flagword, bfd_boolean, bfd_vma, |
198beae2 | 482 | bfd_boolean, bfd_boolean, unsigned int, struct bfd_section **); |
252b5132 RH |
483 | |
484 | /* Byte swapping routines. */ | |
485 | ||
8ce8c090 AM |
486 | bfd_uint64_t bfd_getb64 (const void *); |
487 | bfd_uint64_t bfd_getl64 (const void *); | |
488 | bfd_int64_t bfd_getb_signed_64 (const void *); | |
489 | bfd_int64_t bfd_getl_signed_64 (const void *); | |
edeb6e24 AM |
490 | bfd_vma bfd_getb32 (const void *); |
491 | bfd_vma bfd_getl32 (const void *); | |
492 | bfd_signed_vma bfd_getb_signed_32 (const void *); | |
493 | bfd_signed_vma bfd_getl_signed_32 (const void *); | |
494 | bfd_vma bfd_getb16 (const void *); | |
495 | bfd_vma bfd_getl16 (const void *); | |
496 | bfd_signed_vma bfd_getb_signed_16 (const void *); | |
497 | bfd_signed_vma bfd_getl_signed_16 (const void *); | |
8ce8c090 AM |
498 | void bfd_putb64 (bfd_uint64_t, void *); |
499 | void bfd_putl64 (bfd_uint64_t, void *); | |
edeb6e24 AM |
500 | void bfd_putb32 (bfd_vma, void *); |
501 | void bfd_putl32 (bfd_vma, void *); | |
7b4ae824 JD |
502 | void bfd_putb24 (bfd_vma, void *); |
503 | void bfd_putl24 (bfd_vma, void *); | |
edeb6e24 AM |
504 | void bfd_putb16 (bfd_vma, void *); |
505 | void bfd_putl16 (bfd_vma, void *); | |
8c603c85 NC |
506 | |
507 | /* Byte swapping routines which take size and endiannes as arguments. */ | |
508 | ||
8ce8c090 AM |
509 | bfd_uint64_t bfd_get_bits (const void *, int, bfd_boolean); |
510 | void bfd_put_bits (bfd_uint64_t, void *, int, bfd_boolean); | |
082b7297 | 511 | |
252b5132 RH |
512 | #if defined(__STDC__) || defined(ALMOST_STDC) |
513 | struct ecoff_debug_info; | |
514 | struct ecoff_debug_swap; | |
515 | struct ecoff_extr; | |
fc0a2244 | 516 | struct bfd_symbol; |
252b5132 RH |
517 | struct bfd_link_info; |
518 | struct bfd_link_hash_entry; | |
c77ec726 | 519 | struct bfd_section_already_linked; |
252b5132 RH |
520 | struct bfd_elf_version_tree; |
521 | #endif | |
c77ec726 AM |
522 | |
523 | extern bfd_boolean bfd_section_already_linked_table_init (void); | |
524 | extern void bfd_section_already_linked_table_free (void); | |
525 | extern bfd_boolean _bfd_handle_already_linked | |
526 | (struct bfd_section *, struct bfd_section_already_linked *, | |
527 | struct bfd_link_info *); | |
528 | \f | |
529 | /* Externally visible ECOFF routines. */ | |
530 | ||
b34976b6 | 531 | extern bfd_boolean bfd_ecoff_set_gp_value |
c58b9523 | 532 | (bfd *abfd, bfd_vma gp_value); |
b34976b6 | 533 | extern bfd_boolean bfd_ecoff_set_regmasks |
c58b9523 AM |
534 | (bfd *abfd, unsigned long gprmask, unsigned long fprmask, |
535 | unsigned long *cprmask); | |
536 | extern void *bfd_ecoff_debug_init | |
537 | (bfd *output_bfd, struct ecoff_debug_info *output_debug, | |
538 | const struct ecoff_debug_swap *output_swap, struct bfd_link_info *); | |
252b5132 | 539 | extern void bfd_ecoff_debug_free |
c58b9523 AM |
540 | (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug, |
541 | const struct ecoff_debug_swap *output_swap, struct bfd_link_info *); | |
b34976b6 | 542 | extern bfd_boolean bfd_ecoff_debug_accumulate |
c58b9523 AM |
543 | (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug, |
544 | const struct ecoff_debug_swap *output_swap, bfd *input_bfd, | |
545 | struct ecoff_debug_info *input_debug, | |
546 | const struct ecoff_debug_swap *input_swap, struct bfd_link_info *); | |
b34976b6 | 547 | extern bfd_boolean bfd_ecoff_debug_accumulate_other |
c58b9523 AM |
548 | (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug, |
549 | const struct ecoff_debug_swap *output_swap, bfd *input_bfd, | |
550 | struct bfd_link_info *); | |
b34976b6 | 551 | extern bfd_boolean bfd_ecoff_debug_externals |
c58b9523 AM |
552 | (bfd *abfd, struct ecoff_debug_info *debug, |
553 | const struct ecoff_debug_swap *swap, bfd_boolean relocatable, | |
fc0a2244 AC |
554 | bfd_boolean (*get_extr) (struct bfd_symbol *, struct ecoff_extr *), |
555 | void (*set_index) (struct bfd_symbol *, bfd_size_type)); | |
b34976b6 | 556 | extern bfd_boolean bfd_ecoff_debug_one_external |
c58b9523 AM |
557 | (bfd *abfd, struct ecoff_debug_info *debug, |
558 | const struct ecoff_debug_swap *swap, const char *name, | |
559 | struct ecoff_extr *esym); | |
252b5132 | 560 | extern bfd_size_type bfd_ecoff_debug_size |
c58b9523 AM |
561 | (bfd *abfd, struct ecoff_debug_info *debug, |
562 | const struct ecoff_debug_swap *swap); | |
b34976b6 | 563 | extern bfd_boolean bfd_ecoff_write_debug |
c58b9523 AM |
564 | (bfd *abfd, struct ecoff_debug_info *debug, |
565 | const struct ecoff_debug_swap *swap, file_ptr where); | |
b34976b6 | 566 | extern bfd_boolean bfd_ecoff_write_accumulated_debug |
c58b9523 AM |
567 | (void *handle, bfd *abfd, struct ecoff_debug_info *debug, |
568 | const struct ecoff_debug_swap *swap, | |
569 | struct bfd_link_info *info, file_ptr where); | |
252b5132 RH |
570 | |
571 | /* Externally visible ELF routines. */ | |
572 | ||
573 | struct bfd_link_needed_list | |
574 | { | |
575 | struct bfd_link_needed_list *next; | |
576 | bfd *by; | |
577 | const char *name; | |
578 | }; | |
579 | ||
4a43e768 AM |
580 | enum dynamic_lib_link_class { |
581 | DYN_NORMAL = 0, | |
582 | DYN_AS_NEEDED = 1, | |
e56f61be L |
583 | DYN_DT_NEEDED = 2, |
584 | DYN_NO_ADD_NEEDED = 4, | |
585 | DYN_NO_NEEDED = 8 | |
4a43e768 AM |
586 | }; |
587 | ||
5061a885 AM |
588 | enum notice_asneeded_action { |
589 | notice_as_needed, | |
590 | notice_not_needed, | |
591 | notice_needed | |
592 | }; | |
593 | ||
45d6a902 | 594 | extern bfd_boolean bfd_elf_record_link_assignment |
fe21a8fc L |
595 | (bfd *, struct bfd_link_info *, const char *, bfd_boolean, |
596 | bfd_boolean); | |
252b5132 | 597 | extern struct bfd_link_needed_list *bfd_elf_get_needed_list |
c58b9523 | 598 | (bfd *, struct bfd_link_info *); |
b34976b6 | 599 | extern bfd_boolean bfd_elf_get_bfd_needed_list |
c58b9523 | 600 | (bfd *, struct bfd_link_needed_list **); |
04c3a755 NS |
601 | extern bfd_boolean bfd_elf_stack_segment_size (bfd *, struct bfd_link_info *, |
602 | const char *, bfd_vma); | |
11c251f4 | 603 | extern bfd_boolean bfd_elf_size_dynamic_sections |
7ee314fa | 604 | (bfd *, const char *, const char *, const char *, const char *, const char *, |
fd91d419 | 605 | const char * const *, struct bfd_link_info *, struct bfd_section **); |
8423293d AM |
606 | extern bfd_boolean bfd_elf_size_dynsym_hash_dynstr |
607 | (bfd *, struct bfd_link_info *); | |
b34976b6 | 608 | extern void bfd_elf_set_dt_needed_name |
c58b9523 | 609 | (bfd *, const char *); |
b34976b6 | 610 | extern const char *bfd_elf_get_dt_soname |
c58b9523 | 611 | (bfd *); |
4a43e768 | 612 | extern void bfd_elf_set_dyn_lib_class |
23fe9577 | 613 | (bfd *, enum dynamic_lib_link_class); |
e56f61be L |
614 | extern int bfd_elf_get_dyn_lib_class |
615 | (bfd *); | |
a963dc6a | 616 | extern struct bfd_link_needed_list *bfd_elf_get_runpath_list |
c58b9523 | 617 | (bfd *, struct bfd_link_info *); |
75938853 | 618 | extern int bfd_elf_discard_info |
c58b9523 | 619 | (bfd *, struct bfd_link_info *); |
8a696751 AM |
620 | extern unsigned int _bfd_elf_default_action_discarded |
621 | (struct bfd_section *); | |
252b5132 | 622 | |
7f8d5fc9 ILT |
623 | /* Return an upper bound on the number of bytes required to store a |
624 | copy of ABFD's program header table entries. Return -1 if an error | |
625 | occurs; bfd_get_error will return an appropriate code. */ | |
b34976b6 | 626 | extern long bfd_get_elf_phdr_upper_bound |
c58b9523 | 627 | (bfd *abfd); |
7f8d5fc9 ILT |
628 | |
629 | /* Copy ABFD's program header table entries to *PHDRS. The entries | |
630 | will be stored as an array of Elf_Internal_Phdr structures, as | |
631 | defined in include/elf/internal.h. To find out how large the | |
632 | buffer needs to be, call bfd_get_elf_phdr_upper_bound. | |
633 | ||
634 | Return the number of program header table entries read, or -1 if an | |
635 | error occurs; bfd_get_error will return an appropriate code. */ | |
b34976b6 | 636 | extern int bfd_get_elf_phdrs |
c58b9523 | 637 | (bfd *abfd, void *phdrs); |
7f8d5fc9 | 638 | |
8d6337fe | 639 | /* Create a new BFD as if by bfd_openr. Rather than opening a file, |
5979d6b6 AM |
640 | reconstruct an ELF file by reading the segments out of remote |
641 | memory based on the ELF file header at EHDR_VMA and the ELF program | |
642 | headers it points to. If non-zero, SIZE is the known extent of the | |
643 | object. If not null, *LOADBASEP is filled in with the difference | |
644 | between the VMAs from which the segments were read, and the VMAs | |
645 | the file headers (and hence BFD's idea of each section's VMA) put | |
646 | them at. | |
647 | ||
648 | The function TARGET_READ_MEMORY is called to copy LEN bytes from | |
649 | the remote memory at target address VMA into the local buffer at | |
650 | MYADDR; it should return zero on success or an `errno' code on | |
651 | failure. TEMPL must be a BFD for a target with the word size and | |
652 | byte order found in the remote memory. */ | |
8d6337fe | 653 | extern bfd *bfd_elf_bfd_from_remote_memory |
2493504a | 654 | (bfd *templ, bfd_vma ehdr_vma, bfd_size_type size, bfd_vma *loadbasep, |
fe78531d JK |
655 | int (*target_read_memory) (bfd_vma vma, bfd_byte *myaddr, |
656 | bfd_size_type len)); | |
8d6337fe | 657 | |
e1918d23 AM |
658 | extern struct bfd_section *_bfd_elf_tls_setup |
659 | (bfd *, struct bfd_link_info *); | |
660 | ||
051d833a AM |
661 | extern struct bfd_section * |
662 | _bfd_nearby_section (bfd *, struct bfd_section *, bfd_vma); | |
663 | ||
1e035701 | 664 | extern void _bfd_fix_excluded_sec_syms |
a3c2b96a | 665 | (bfd *, struct bfd_link_info *); |
f652615e | 666 | |
266abb8f NS |
667 | extern unsigned bfd_m68k_mach_to_features (int); |
668 | ||
669 | extern int bfd_m68k_features_to_mach (unsigned); | |
670 | ||
b34976b6 | 671 | extern bfd_boolean bfd_m68k_elf32_create_embedded_relocs |
a3c2b96a AM |
672 | (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, |
673 | char **); | |
0752970e | 674 | |
7fb9f789 NC |
675 | extern void bfd_elf_m68k_set_target_options (struct bfd_link_info *, int); |
676 | ||
0f64bb02 CM |
677 | extern bfd_boolean bfd_bfin_elf32_create_embedded_relocs |
678 | (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, | |
679 | char **); | |
680 | ||
99706f30 SR |
681 | extern bfd_boolean bfd_cr16_elf32_create_embedded_relocs |
682 | (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, | |
683 | char **); | |
684 | ||
252b5132 RH |
685 | /* SunOS shared library support routines for the linker. */ |
686 | ||
687 | extern struct bfd_link_needed_list *bfd_sunos_get_needed_list | |
c58b9523 | 688 | (bfd *, struct bfd_link_info *); |
b34976b6 | 689 | extern bfd_boolean bfd_sunos_record_link_assignment |
c58b9523 | 690 | (bfd *, struct bfd_link_info *, const char *); |
b34976b6 | 691 | extern bfd_boolean bfd_sunos_size_dynamic_sections |
a3c2b96a AM |
692 | (bfd *, struct bfd_link_info *, struct bfd_section **, |
693 | struct bfd_section **, struct bfd_section **); | |
252b5132 RH |
694 | |
695 | /* Linux shared library support routines for the linker. */ | |
696 | ||
b34976b6 | 697 | extern bfd_boolean bfd_i386linux_size_dynamic_sections |
c58b9523 | 698 | (bfd *, struct bfd_link_info *); |
b34976b6 | 699 | extern bfd_boolean bfd_sparclinux_size_dynamic_sections |
c58b9523 | 700 | (bfd *, struct bfd_link_info *); |
252b5132 RH |
701 | |
702 | /* mmap hacks */ | |
703 | ||
704 | struct _bfd_window_internal; | |
705 | typedef struct _bfd_window_internal bfd_window_internal; | |
706 | ||
b5f79c76 NC |
707 | typedef struct _bfd_window |
708 | { | |
252b5132 | 709 | /* What the user asked for. */ |
c58b9523 | 710 | void *data; |
252b5132 RH |
711 | bfd_size_type size; |
712 | /* The actual window used by BFD. Small user-requested read-only | |
713 | regions sharing a page may share a single window into the object | |
714 | file. Read-write versions shouldn't until I've fixed things to | |
715 | keep track of which portions have been claimed by the | |
716 | application; don't want to give the same region back when the | |
717 | application wants two writable copies! */ | |
718 | struct _bfd_window_internal *i; | |
b5f79c76 NC |
719 | } |
720 | bfd_window; | |
252b5132 | 721 | |
b34976b6 | 722 | extern void bfd_init_window |
c58b9523 | 723 | (bfd_window *); |
b34976b6 | 724 | extern void bfd_free_window |
c58b9523 | 725 | (bfd_window *); |
b34976b6 | 726 | extern bfd_boolean bfd_get_file_window |
c58b9523 | 727 | (bfd *, file_ptr, bfd_size_type, bfd_window *, bfd_boolean); |
252b5132 RH |
728 | |
729 | /* XCOFF support routines for the linker. */ | |
730 | ||
24c611d1 RS |
731 | extern bfd_boolean bfd_xcoff_split_import_path |
732 | (bfd *, const char *, const char **, const char **); | |
733 | extern bfd_boolean bfd_xcoff_set_archive_import_path | |
734 | (struct bfd_link_info *, bfd *, const char *); | |
b34976b6 | 735 | extern bfd_boolean bfd_xcoff_link_record_set |
c58b9523 | 736 | (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, bfd_size_type); |
b34976b6 | 737 | extern bfd_boolean bfd_xcoff_import_symbol |
c58b9523 AM |
738 | (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, bfd_vma, |
739 | const char *, const char *, const char *, unsigned int); | |
b34976b6 | 740 | extern bfd_boolean bfd_xcoff_export_symbol |
c58b9523 | 741 | (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *); |
b34976b6 | 742 | extern bfd_boolean bfd_xcoff_link_count_reloc |
c58b9523 | 743 | (bfd *, struct bfd_link_info *, const char *); |
b34976b6 | 744 | extern bfd_boolean bfd_xcoff_record_link_assignment |
c58b9523 | 745 | (bfd *, struct bfd_link_info *, const char *); |
b34976b6 | 746 | extern bfd_boolean bfd_xcoff_size_dynamic_sections |
c58b9523 AM |
747 | (bfd *, struct bfd_link_info *, const char *, const char *, |
748 | unsigned long, unsigned long, unsigned long, bfd_boolean, | |
b64232cc | 749 | int, bfd_boolean, unsigned int, struct bfd_section **, bfd_boolean); |
b34976b6 | 750 | extern bfd_boolean bfd_xcoff_link_generate_rtinit |
c58b9523 | 751 | (bfd *, const char *, const char *, bfd_boolean); |
252b5132 | 752 | |
eb1e0e80 | 753 | /* XCOFF support routines for ar. */ |
b34976b6 | 754 | extern bfd_boolean bfd_xcoff_ar_archive_set_magic |
c58b9523 | 755 | (bfd *, char *); |
eb1e0e80 | 756 | |
252b5132 RH |
757 | /* Externally visible COFF routines. */ |
758 | ||
759 | #if defined(__STDC__) || defined(ALMOST_STDC) | |
760 | struct internal_syment; | |
761 | union internal_auxent; | |
762 | #endif | |
763 | ||
b34976b6 | 764 | extern bfd_boolean bfd_coff_set_symbol_class |
fc0a2244 | 765 | (bfd *, struct bfd_symbol *, unsigned int); |
252b5132 | 766 | |
c7b8f16e JB |
767 | /* ARM VFP11 erratum workaround support. */ |
768 | typedef enum | |
769 | { | |
770 | BFD_ARM_VFP11_FIX_DEFAULT, | |
771 | BFD_ARM_VFP11_FIX_NONE, | |
772 | BFD_ARM_VFP11_FIX_SCALAR, | |
773 | BFD_ARM_VFP11_FIX_VECTOR | |
774 | } bfd_arm_vfp11_fix; | |
775 | ||
776 | extern void bfd_elf32_arm_init_maps | |
777 | (bfd *); | |
778 | ||
779 | extern void bfd_elf32_arm_set_vfp11_fix | |
780 | (bfd *, struct bfd_link_info *); | |
781 | ||
48229727 JB |
782 | extern void bfd_elf32_arm_set_cortex_a8_fix |
783 | (bfd *, struct bfd_link_info *); | |
784 | ||
c7b8f16e JB |
785 | extern bfd_boolean bfd_elf32_arm_vfp11_erratum_scan |
786 | (bfd *, struct bfd_link_info *); | |
787 | ||
788 | extern void bfd_elf32_arm_vfp11_fix_veneer_locations | |
789 | (bfd *, struct bfd_link_info *); | |
790 | ||
a504d23a LA |
791 | /* ARM STM STM32L4XX erratum workaround support. */ |
792 | typedef enum | |
793 | { | |
794 | BFD_ARM_STM32L4XX_FIX_NONE, | |
795 | BFD_ARM_STM32L4XX_FIX_DEFAULT, | |
796 | BFD_ARM_STM32L4XX_FIX_ALL | |
797 | } bfd_arm_stm32l4xx_fix; | |
798 | ||
799 | extern void bfd_elf32_arm_set_stm32l4xx_fix | |
800 | (bfd *, struct bfd_link_info *); | |
801 | ||
802 | extern bfd_boolean bfd_elf32_arm_stm32l4xx_erratum_scan | |
803 | (bfd *, struct bfd_link_info *); | |
804 | ||
805 | extern void bfd_elf32_arm_stm32l4xx_fix_veneer_locations | |
806 | (bfd *, struct bfd_link_info *); | |
807 | ||
252b5132 | 808 | /* ARM Interworking support. Called from linker. */ |
b34976b6 | 809 | extern bfd_boolean bfd_arm_allocate_interworking_sections |
c58b9523 | 810 | (struct bfd_link_info *); |
252b5132 | 811 | |
b34976b6 | 812 | extern bfd_boolean bfd_arm_process_before_allocation |
c58b9523 | 813 | (bfd *, struct bfd_link_info *, int); |
252b5132 | 814 | |
b34976b6 | 815 | extern bfd_boolean bfd_arm_get_bfd_for_interworking |
c58b9523 | 816 | (bfd *, struct bfd_link_info *); |
252b5132 | 817 | |
86033394 | 818 | /* PE ARM Interworking support. Called from linker. */ |
b34976b6 | 819 | extern bfd_boolean bfd_arm_pe_allocate_interworking_sections |
c58b9523 | 820 | (struct bfd_link_info *); |
86033394 | 821 | |
b34976b6 | 822 | extern bfd_boolean bfd_arm_pe_process_before_allocation |
c58b9523 | 823 | (bfd *, struct bfd_link_info *, int); |
86033394 | 824 | |
b34976b6 | 825 | extern bfd_boolean bfd_arm_pe_get_bfd_for_interworking |
c58b9523 | 826 | (bfd *, struct bfd_link_info *); |
86033394 | 827 | |
252b5132 | 828 | /* ELF ARM Interworking support. Called from linker. */ |
b34976b6 | 829 | extern bfd_boolean bfd_elf32_arm_allocate_interworking_sections |
c58b9523 | 830 | (struct bfd_link_info *); |
67e5d3d6 | 831 | |
b34976b6 | 832 | extern bfd_boolean bfd_elf32_arm_process_before_allocation |
d504ffc8 | 833 | (bfd *, struct bfd_link_info *); |
eb043451 | 834 | |
68c39892 TP |
835 | struct elf32_arm_params { |
836 | char *thumb_entry_symbol; | |
837 | int byteswap_code; | |
838 | int target1_is_rel; | |
839 | char * target2_type; | |
840 | int fix_v4bx; | |
841 | int use_blx; | |
842 | bfd_arm_vfp11_fix vfp11_denorm_fix; | |
843 | bfd_arm_stm32l4xx_fix stm32l4xx_fix; | |
844 | int no_enum_size_warning; | |
845 | int no_wchar_size_warning; | |
846 | int pic_veneer; | |
847 | int fix_cortex_a8; | |
848 | int fix_arm1176; | |
849 | int merge_exidx_entries; | |
850 | int cmse_implib; | |
851 | bfd *in_implib_bfd; | |
852 | }; | |
853 | ||
854 | void bfd_elf32_arm_set_target_params | |
855 | (bfd *, struct bfd_link_info *, struct elf32_arm_params *); | |
67e5d3d6 | 856 | |
b34976b6 | 857 | extern bfd_boolean bfd_elf32_arm_get_bfd_for_interworking |
c58b9523 | 858 | (bfd *, struct bfd_link_info *); |
252b5132 | 859 | |
b34976b6 | 860 | extern bfd_boolean bfd_elf32_arm_add_glue_sections_to_bfd |
c58b9523 | 861 | (bfd *, struct bfd_link_info *); |
daa4adae TP |
862 | |
863 | extern void bfd_elf32_arm_keep_private_stub_output_sections | |
864 | (struct bfd_link_info *); | |
8afb0e02 | 865 | |
1db37fe6 | 866 | /* ELF ARM mapping symbol support. */ |
b0796911 PB |
867 | #define BFD_ARM_SPECIAL_SYM_TYPE_MAP (1 << 0) |
868 | #define BFD_ARM_SPECIAL_SYM_TYPE_TAG (1 << 1) | |
07d6d2b8 | 869 | #define BFD_ARM_SPECIAL_SYM_TYPE_OTHER (1 << 2) |
b0796911 | 870 | #define BFD_ARM_SPECIAL_SYM_TYPE_ANY (~0) |
1db37fe6 | 871 | |
b0796911 | 872 | extern bfd_boolean bfd_is_arm_special_symbol_name |
1db37fe6 YG |
873 | (const char *, int); |
874 | ||
875 | extern void bfd_elf32_arm_set_byteswap_code | |
876 | (struct bfd_link_info *, int); | |
9d2da7ca | 877 | |
1db37fe6 | 878 | extern void bfd_elf32_arm_use_long_plt (void); |
d504ffc8 | 879 | |
5a6c6817 NC |
880 | /* ARM Note section processing. */ |
881 | extern bfd_boolean bfd_arm_merge_machines | |
c58b9523 | 882 | (bfd *, bfd *); |
5a6c6817 NC |
883 | |
884 | extern bfd_boolean bfd_arm_update_notes | |
c58b9523 | 885 | (bfd *, const char *); |
5a6c6817 NC |
886 | |
887 | extern unsigned int bfd_arm_get_mach_from_notes | |
c58b9523 | 888 | (bfd *, const char *); |
5a6c6817 | 889 | |
906e58ca NC |
890 | /* ARM stub generation support. Called from the linker. */ |
891 | extern int elf32_arm_setup_section_lists | |
892 | (bfd *, struct bfd_link_info *); | |
893 | extern void elf32_arm_next_input_section | |
894 | (struct bfd_link_info *, struct bfd_section *); | |
895 | extern bfd_boolean elf32_arm_size_stubs | |
896 | (bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma, | |
6bde4c52 TP |
897 | struct bfd_section * (*) (const char *, struct bfd_section *, |
898 | struct bfd_section *, unsigned int), | |
7a89b94e | 899 | void (*) (void)); |
906e58ca NC |
900 | extern bfd_boolean elf32_arm_build_stubs |
901 | (struct bfd_link_info *); | |
2468f9c9 PB |
902 | |
903 | /* ARM unwind section editing support. */ | |
904 | extern bfd_boolean elf32_arm_fix_exidx_coverage | |
85fdf906 | 905 | (struct bfd_section **, unsigned int, struct bfd_link_info *, bfd_boolean); |
2468f9c9 | 906 | |
fbd9ad90 PB |
907 | /* C6x unwind section editing support. */ |
908 | extern bfd_boolean elf32_tic6x_fix_exidx_coverage | |
909 | (struct bfd_section **, unsigned int, struct bfd_link_info *, bfd_boolean); | |
910 | ||
a06ea964 NC |
911 | extern void bfd_elf64_aarch64_init_maps |
912 | (bfd *); | |
913 | ||
cec5225b YZ |
914 | extern void bfd_elf32_aarch64_init_maps |
915 | (bfd *); | |
916 | ||
37c18eed SD |
917 | /* Types of PLTs based on the level of security. This would be a |
918 | bit-mask to denote which of the combinations of security features | |
919 | are enabled: | |
920 | - No security feature PLTs | |
921 | - PLTs with BTI instruction | |
922 | - PLTs with PAC instruction | |
923 | */ | |
924 | typedef enum | |
925 | { | |
926 | PLT_NORMAL = 0x0, /* Normal plts. */ | |
927 | PLT_BTI = 0x1, /* plts with bti. */ | |
928 | PLT_PAC = 0x2, /* plts with pointer authentication. */ | |
929 | PLT_BTI_PAC = PLT_BTI | PLT_PAC | |
930 | } aarch64_plt_type; | |
931 | ||
932 | /* To indicate if BTI is enabled with/without warning. */ | |
933 | typedef enum | |
934 | { | |
935 | BTI_NONE = 0, /* BTI is not enabled. */ | |
8bf6d176 | 936 | BTI_WARN = 1, /* BTI is enabled with -z force-bti. */ |
37c18eed SD |
937 | } aarch64_enable_bti_type; |
938 | ||
939 | /* A structure to encompass all information coming from BTI or PAC | |
940 | related command line options. This involves the "PLT_TYPE" to determine | |
941 | which version of PLTs to pick and "BTI_TYPE" to determine if | |
942 | BTI should be turned on with any warnings. */ | |
943 | typedef struct | |
944 | { | |
945 | aarch64_plt_type plt_type; | |
946 | aarch64_enable_bti_type bti_type; | |
947 | } aarch64_bti_pac_info; | |
948 | ||
739b5c9c TC |
949 | /* An enum to define what kind of erratum fixes we should apply. This gives the |
950 | user a bit more control over the sequences we generate. */ | |
951 | typedef enum | |
952 | { | |
953 | ERRAT_NONE = (1 << 0), /* No erratum workarounds allowed. */ | |
954 | ERRAT_ADR = (1 << 1), /* Erratum workarounds using ADR allowed. */ | |
955 | ERRAT_ADRP = (1 << 2), /* Erratum workarounds using ADRP are allowed. */ | |
956 | } erratum_84319_opts; | |
957 | ||
b9eead84 | 958 | extern void bfd_elf64_aarch64_set_options |
739b5c9c | 959 | (bfd *, struct bfd_link_info *, int, int, int, int, erratum_84319_opts, int, |
37c18eed | 960 | aarch64_bti_pac_info); |
a06ea964 | 961 | |
cec5225b | 962 | extern void bfd_elf32_aarch64_set_options |
739b5c9c | 963 | (bfd *, struct bfd_link_info *, int, int, int, int, erratum_84319_opts, int, |
37c18eed | 964 | aarch64_bti_pac_info); |
cec5225b | 965 | |
a06ea964 NC |
966 | /* ELF AArch64 mapping symbol support. */ |
967 | #define BFD_AARCH64_SPECIAL_SYM_TYPE_MAP (1 << 0) | |
968 | #define BFD_AARCH64_SPECIAL_SYM_TYPE_TAG (1 << 1) | |
969 | #define BFD_AARCH64_SPECIAL_SYM_TYPE_OTHER (1 << 2) | |
970 | #define BFD_AARCH64_SPECIAL_SYM_TYPE_ANY (~0) | |
971 | extern bfd_boolean bfd_is_aarch64_special_symbol_name | |
972 | (const char * name, int type); | |
973 | ||
cec5225b | 974 | /* AArch64 stub generation support for ELF64. Called from the linker. */ |
a06ea964 NC |
975 | extern int elf64_aarch64_setup_section_lists |
976 | (bfd *, struct bfd_link_info *); | |
977 | extern void elf64_aarch64_next_input_section | |
978 | (struct bfd_link_info *, struct bfd_section *); | |
979 | extern bfd_boolean elf64_aarch64_size_stubs | |
980 | (bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma, | |
981 | struct bfd_section * (*) (const char *, struct bfd_section *), | |
982 | void (*) (void)); | |
983 | extern bfd_boolean elf64_aarch64_build_stubs | |
984 | (struct bfd_link_info *); | |
cec5225b YZ |
985 | /* AArch64 stub generation support for ELF32. Called from the linker. */ |
986 | extern int elf32_aarch64_setup_section_lists | |
987 | (bfd *, struct bfd_link_info *); | |
988 | extern void elf32_aarch64_next_input_section | |
989 | (struct bfd_link_info *, struct bfd_section *); | |
990 | extern bfd_boolean elf32_aarch64_size_stubs | |
991 | (bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma, | |
992 | struct bfd_section * (*) (const char *, struct bfd_section *), | |
993 | void (*) (void)); | |
994 | extern bfd_boolean elf32_aarch64_build_stubs | |
995 | (struct bfd_link_info *); |