| 1 | /* BFD back-end for i386 a.out binaries under LynxOS. |
| 2 | Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1999, 2001, 2002, |
| 3 | 2003 Free Software Foundation, Inc. |
| 4 | |
| 5 | This file is part of BFD, the Binary File Descriptor library. |
| 6 | |
| 7 | This program is free software; you can redistribute it and/or modify |
| 8 | it under the terms of the GNU General Public License as published by |
| 9 | the Free Software Foundation; either version 2 of the License, or |
| 10 | (at your option) any later version. |
| 11 | |
| 12 | This program is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | GNU General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU General Public License |
| 18 | along with this program; if not, write to the Free Software |
| 19 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ |
| 20 | |
| 21 | #define N_SHARED_LIB(x) 0 |
| 22 | |
| 23 | #define TEXT_START_ADDR 0 |
| 24 | #define TARGET_PAGE_SIZE 4096 |
| 25 | #define SEGMENT_SIZE TARGET_PAGE_SIZE |
| 26 | #define DEFAULT_ARCH bfd_arch_i386 |
| 27 | |
| 28 | /* Do not "beautify" the CONCAT* macro args. Traditional C will not |
| 29 | remove whitespace added here, and thus will fail to concatenate |
| 30 | the tokens. */ |
| 31 | #define MY(OP) CONCAT2 (i386lynx_aout_,OP) |
| 32 | #define TARGETNAME "a.out-i386-lynx" |
| 33 | |
| 34 | #include "bfd.h" |
| 35 | #include "sysdep.h" |
| 36 | #include "libbfd.h" |
| 37 | |
| 38 | #ifndef WRITE_HEADERS |
| 39 | #define WRITE_HEADERS(abfd, execp) \ |
| 40 | { \ |
| 41 | bfd_size_type text_size; /* dummy vars */ \ |
| 42 | file_ptr text_end; \ |
| 43 | if (adata(abfd).magic == undecided_magic) \ |
| 44 | NAME(aout,adjust_sizes_and_vmas) (abfd, &text_size, &text_end); \ |
| 45 | \ |
| 46 | execp->a_syms = bfd_get_symcount (abfd) * EXTERNAL_NLIST_SIZE; \ |
| 47 | execp->a_entry = bfd_get_start_address (abfd); \ |
| 48 | \ |
| 49 | execp->a_trsize = ((obj_textsec (abfd)->reloc_count) * \ |
| 50 | obj_reloc_entry_size (abfd)); \ |
| 51 | execp->a_drsize = ((obj_datasec (abfd)->reloc_count) * \ |
| 52 | obj_reloc_entry_size (abfd)); \ |
| 53 | NAME(aout,swap_exec_header_out) (abfd, execp, &exec_bytes); \ |
| 54 | \ |
| 55 | if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0 \ |
| 56 | || bfd_bwrite ((PTR) &exec_bytes, (bfd_size_type) EXEC_BYTES_SIZE, \ |
| 57 | abfd) != EXEC_BYTES_SIZE) \ |
| 58 | return FALSE; \ |
| 59 | /* Now write out reloc info, followed by syms and strings */ \ |
| 60 | \ |
| 61 | if (bfd_get_symcount (abfd) != 0) \ |
| 62 | { \ |
| 63 | if (bfd_seek (abfd, (file_ptr) (N_SYMOFF(*execp)), SEEK_SET) \ |
| 64 | != 0) \ |
| 65 | return FALSE; \ |
| 66 | \ |
| 67 | if (! NAME(aout,write_syms) (abfd)) return FALSE; \ |
| 68 | \ |
| 69 | if (bfd_seek (abfd, (file_ptr) (N_TRELOFF(*execp)), SEEK_SET) \ |
| 70 | != 0) \ |
| 71 | return FALSE; \ |
| 72 | \ |
| 73 | if (!NAME(lynx,squirt_out_relocs) (abfd, obj_textsec (abfd))) \ |
| 74 | return FALSE; \ |
| 75 | if (bfd_seek (abfd, (file_ptr) (N_DRELOFF(*execp)), SEEK_SET) \ |
| 76 | != 0) \ |
| 77 | return 0; \ |
| 78 | \ |
| 79 | if (!NAME(lynx,squirt_out_relocs) (abfd, obj_datasec (abfd))) \ |
| 80 | return FALSE; \ |
| 81 | } \ |
| 82 | } |
| 83 | #endif |
| 84 | |
| 85 | #include "libaout.h" |
| 86 | #include "aout/aout64.h" |
| 87 | |
| 88 | void NAME (lynx,swap_std_reloc_out) |
| 89 | PARAMS ((bfd *, arelent *, struct reloc_std_external *)); |
| 90 | void NAME (lynx,swap_ext_reloc_out) |
| 91 | PARAMS ((bfd *, arelent *, struct reloc_ext_external *)); |
| 92 | void NAME (lynx,swap_ext_reloc_in) |
| 93 | PARAMS ((bfd *, struct reloc_ext_external *, arelent *, asymbol **, |
| 94 | bfd_size_type)); |
| 95 | void NAME (lynx,swap_std_reloc_in) |
| 96 | PARAMS ((bfd *, struct reloc_std_external *, arelent *, asymbol **, |
| 97 | bfd_size_type)); |
| 98 | bfd_boolean NAME (lynx,slurp_reloc_table) |
| 99 | PARAMS ((bfd *, sec_ptr, asymbol **)); |
| 100 | bfd_boolean NAME (lynx,squirt_out_relocs) |
| 101 | PARAMS ((bfd *, asection *)); |
| 102 | long NAME (lynx,canonicalize_reloc) |
| 103 | PARAMS ((bfd *, sec_ptr, arelent **, asymbol **)); |
| 104 | |
| 105 | #ifdef LYNX_CORE |
| 106 | |
| 107 | char *lynx_core_file_failing_command (); |
| 108 | int lynx_core_file_failing_signal (); |
| 109 | bfd_boolean lynx_core_file_matches_executable_p (); |
| 110 | const bfd_target *lynx_core_file_p (); |
| 111 | |
| 112 | #define MY_core_file_failing_command lynx_core_file_failing_command |
| 113 | #define MY_core_file_failing_signal lynx_core_file_failing_signal |
| 114 | #define MY_core_file_matches_executable_p lynx_core_file_matches_executable_p |
| 115 | #define MY_core_file_p lynx_core_file_p |
| 116 | |
| 117 | #endif /* LYNX_CORE */ |
| 118 | \f |
| 119 | |
| 120 | #define KEEPIT udata.i |
| 121 | |
| 122 | extern reloc_howto_type aout_32_ext_howto_table[]; |
| 123 | extern reloc_howto_type aout_32_std_howto_table[]; |
| 124 | |
| 125 | /* Standard reloc stuff */ |
| 126 | /* Output standard relocation information to a file in target byte order. */ |
| 127 | |
| 128 | void |
| 129 | NAME(lynx,swap_std_reloc_out) (abfd, g, natptr) |
| 130 | bfd *abfd; |
| 131 | arelent *g; |
| 132 | struct reloc_std_external *natptr; |
| 133 | { |
| 134 | int r_index; |
| 135 | asymbol *sym = *(g->sym_ptr_ptr); |
| 136 | int r_extern; |
| 137 | unsigned int r_length; |
| 138 | int r_pcrel; |
| 139 | int r_baserel, r_jmptable, r_relative; |
| 140 | unsigned int r_addend; |
| 141 | asection *output_section = sym->section->output_section; |
| 142 | |
| 143 | PUT_WORD (abfd, g->address, natptr->r_address); |
| 144 | |
| 145 | r_length = g->howto->size; /* Size as a power of two */ |
| 146 | r_pcrel = (int) g->howto->pc_relative; /* Relative to PC? */ |
| 147 | /* r_baserel, r_jmptable, r_relative??? FIXME-soon */ |
| 148 | r_baserel = 0; |
| 149 | r_jmptable = 0; |
| 150 | r_relative = 0; |
| 151 | |
| 152 | r_addend = g->addend + (*(g->sym_ptr_ptr))->section->output_section->vma; |
| 153 | |
| 154 | /* name was clobbered by aout_write_syms to be symbol index */ |
| 155 | |
| 156 | /* If this relocation is relative to a symbol then set the |
| 157 | r_index to the symbols index, and the r_extern bit. |
| 158 | |
| 159 | Absolute symbols can come in in two ways, either as an offset |
| 160 | from the abs section, or as a symbol which has an abs value. |
| 161 | check for that here |
| 162 | */ |
| 163 | |
| 164 | |
| 165 | if (bfd_is_com_section (output_section) |
| 166 | || bfd_is_abs_section (output_section) |
| 167 | || bfd_is_und_section (output_section)) |
| 168 | { |
| 169 | if (bfd_abs_section_ptr->symbol == sym) |
| 170 | { |
| 171 | /* Whoops, looked like an abs symbol, but is really an offset |
| 172 | from the abs section */ |
| 173 | r_index = 0; |
| 174 | r_extern = 0; |
| 175 | } |
| 176 | else |
| 177 | { |
| 178 | /* Fill in symbol */ |
| 179 | r_extern = 1; |
| 180 | r_index = (*g->sym_ptr_ptr)->KEEPIT; |
| 181 | } |
| 182 | } |
| 183 | else |
| 184 | { |
| 185 | /* Just an ordinary section */ |
| 186 | r_extern = 0; |
| 187 | r_index = output_section->target_index; |
| 188 | } |
| 189 | |
| 190 | /* now the fun stuff */ |
| 191 | if (bfd_header_big_endian (abfd)) |
| 192 | { |
| 193 | natptr->r_index[0] = r_index >> 16; |
| 194 | natptr->r_index[1] = r_index >> 8; |
| 195 | natptr->r_index[2] = r_index; |
| 196 | natptr->r_type[0] = |
| 197 | (r_extern ? RELOC_STD_BITS_EXTERN_BIG : 0) |
| 198 | | (r_pcrel ? RELOC_STD_BITS_PCREL_BIG : 0) |
| 199 | | (r_baserel ? RELOC_STD_BITS_BASEREL_BIG : 0) |
| 200 | | (r_jmptable ? RELOC_STD_BITS_JMPTABLE_BIG : 0) |
| 201 | | (r_relative ? RELOC_STD_BITS_RELATIVE_BIG : 0) |
| 202 | | (r_length << RELOC_STD_BITS_LENGTH_SH_BIG); |
| 203 | } |
| 204 | else |
| 205 | { |
| 206 | natptr->r_index[2] = r_index >> 16; |
| 207 | natptr->r_index[1] = r_index >> 8; |
| 208 | natptr->r_index[0] = r_index; |
| 209 | natptr->r_type[0] = |
| 210 | (r_extern ? RELOC_STD_BITS_EXTERN_LITTLE : 0) |
| 211 | | (r_pcrel ? RELOC_STD_BITS_PCREL_LITTLE : 0) |
| 212 | | (r_baserel ? RELOC_STD_BITS_BASEREL_LITTLE : 0) |
| 213 | | (r_jmptable ? RELOC_STD_BITS_JMPTABLE_LITTLE : 0) |
| 214 | | (r_relative ? RELOC_STD_BITS_RELATIVE_LITTLE : 0) |
| 215 | | (r_length << RELOC_STD_BITS_LENGTH_SH_LITTLE); |
| 216 | } |
| 217 | } |
| 218 | |
| 219 | |
| 220 | /* Extended stuff */ |
| 221 | /* Output extended relocation information to a file in target byte order. */ |
| 222 | |
| 223 | void |
| 224 | NAME(lynx,swap_ext_reloc_out) (abfd, g, natptr) |
| 225 | bfd *abfd; |
| 226 | arelent *g; |
| 227 | register struct reloc_ext_external *natptr; |
| 228 | { |
| 229 | int r_index; |
| 230 | int r_extern; |
| 231 | unsigned int r_type; |
| 232 | unsigned int r_addend; |
| 233 | asymbol *sym = *(g->sym_ptr_ptr); |
| 234 | asection *output_section = sym->section->output_section; |
| 235 | |
| 236 | PUT_WORD (abfd, g->address, natptr->r_address); |
| 237 | |
| 238 | r_type = (unsigned int) g->howto->type; |
| 239 | |
| 240 | r_addend = g->addend + (*(g->sym_ptr_ptr))->section->output_section->vma; |
| 241 | |
| 242 | |
| 243 | /* If this relocation is relative to a symbol then set the |
| 244 | r_index to the symbols index, and the r_extern bit. |
| 245 | |
| 246 | Absolute symbols can come in in two ways, either as an offset |
| 247 | from the abs section, or as a symbol which has an abs value. |
| 248 | check for that here |
| 249 | */ |
| 250 | |
| 251 | if (bfd_is_com_section (output_section) |
| 252 | || bfd_is_abs_section (output_section) |
| 253 | || bfd_is_und_section (output_section)) |
| 254 | { |
| 255 | if (bfd_abs_section_ptr->symbol == sym) |
| 256 | { |
| 257 | /* Whoops, looked like an abs symbol, but is really an offset |
| 258 | from the abs section */ |
| 259 | r_index = 0; |
| 260 | r_extern = 0; |
| 261 | } |
| 262 | else |
| 263 | { |
| 264 | r_extern = 1; |
| 265 | r_index = (*g->sym_ptr_ptr)->KEEPIT; |
| 266 | } |
| 267 | } |
| 268 | else |
| 269 | { |
| 270 | /* Just an ordinary section */ |
| 271 | r_extern = 0; |
| 272 | r_index = output_section->target_index; |
| 273 | } |
| 274 | |
| 275 | |
| 276 | /* now the fun stuff */ |
| 277 | if (bfd_header_big_endian (abfd)) |
| 278 | { |
| 279 | natptr->r_index[0] = r_index >> 16; |
| 280 | natptr->r_index[1] = r_index >> 8; |
| 281 | natptr->r_index[2] = r_index; |
| 282 | natptr->r_type[0] = |
| 283 | (r_extern ? RELOC_EXT_BITS_EXTERN_BIG : 0) |
| 284 | | (r_type << RELOC_EXT_BITS_TYPE_SH_BIG); |
| 285 | } |
| 286 | else |
| 287 | { |
| 288 | natptr->r_index[2] = r_index >> 16; |
| 289 | natptr->r_index[1] = r_index >> 8; |
| 290 | natptr->r_index[0] = r_index; |
| 291 | natptr->r_type[0] = |
| 292 | (r_extern ? RELOC_EXT_BITS_EXTERN_LITTLE : 0) |
| 293 | | (r_type << RELOC_EXT_BITS_TYPE_SH_LITTLE); |
| 294 | } |
| 295 | |
| 296 | PUT_WORD (abfd, r_addend, natptr->r_addend); |
| 297 | } |
| 298 | |
| 299 | /* BFD deals internally with all things based from the section they're |
| 300 | in. so, something in 10 bytes into a text section with a base of |
| 301 | 50 would have a symbol (.text+10) and know .text vma was 50. |
| 302 | |
| 303 | Aout keeps all it's symbols based from zero, so the symbol would |
| 304 | contain 60. This macro subs the base of each section from the value |
| 305 | to give the true offset from the section */ |
| 306 | |
| 307 | |
| 308 | #define MOVE_ADDRESS(ad) \ |
| 309 | if (r_extern) { \ |
| 310 | /* undefined symbol */ \ |
| 311 | cache_ptr->sym_ptr_ptr = symbols + r_index; \ |
| 312 | cache_ptr->addend = ad; \ |
| 313 | } else { \ |
| 314 | /* defined, section relative. replace symbol with pointer to \ |
| 315 | symbol which points to section */ \ |
| 316 | switch (r_index) { \ |
| 317 | case N_TEXT: \ |
| 318 | case N_TEXT | N_EXT: \ |
| 319 | cache_ptr->sym_ptr_ptr = obj_textsec(abfd)->symbol_ptr_ptr; \ |
| 320 | cache_ptr->addend = ad - su->textsec->vma; \ |
| 321 | break; \ |
| 322 | case N_DATA: \ |
| 323 | case N_DATA | N_EXT: \ |
| 324 | cache_ptr->sym_ptr_ptr = obj_datasec(abfd)->symbol_ptr_ptr; \ |
| 325 | cache_ptr->addend = ad - su->datasec->vma; \ |
| 326 | break; \ |
| 327 | case N_BSS: \ |
| 328 | case N_BSS | N_EXT: \ |
| 329 | cache_ptr->sym_ptr_ptr = obj_bsssec(abfd)->symbol_ptr_ptr; \ |
| 330 | cache_ptr->addend = ad - su->bsssec->vma; \ |
| 331 | break; \ |
| 332 | default: \ |
| 333 | case N_ABS: \ |
| 334 | case N_ABS | N_EXT: \ |
| 335 | cache_ptr->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr; \ |
| 336 | cache_ptr->addend = ad; \ |
| 337 | break; \ |
| 338 | } \ |
| 339 | } \ |
| 340 | |
| 341 | void |
| 342 | NAME(lynx,swap_ext_reloc_in) (abfd, bytes, cache_ptr, symbols, symcount) |
| 343 | bfd *abfd; |
| 344 | struct reloc_ext_external *bytes; |
| 345 | arelent *cache_ptr; |
| 346 | asymbol **symbols; |
| 347 | bfd_size_type symcount ATTRIBUTE_UNUSED; |
| 348 | { |
| 349 | int r_index; |
| 350 | int r_extern; |
| 351 | unsigned int r_type; |
| 352 | struct aoutdata *su = &(abfd->tdata.aout_data->a); |
| 353 | |
| 354 | cache_ptr->address = (GET_SWORD (abfd, bytes->r_address)); |
| 355 | |
| 356 | r_index = bytes->r_index[1]; |
| 357 | r_extern = (0 != (bytes->r_index[0] & RELOC_EXT_BITS_EXTERN_BIG)); |
| 358 | r_type = (bytes->r_index[0] & RELOC_EXT_BITS_TYPE_BIG) |
| 359 | >> RELOC_EXT_BITS_TYPE_SH_BIG; |
| 360 | |
| 361 | cache_ptr->howto = aout_32_ext_howto_table + r_type; |
| 362 | MOVE_ADDRESS (GET_SWORD (abfd, bytes->r_addend)); |
| 363 | } |
| 364 | |
| 365 | void |
| 366 | NAME(lynx,swap_std_reloc_in) (abfd, bytes, cache_ptr, symbols, symcount) |
| 367 | bfd *abfd; |
| 368 | struct reloc_std_external *bytes; |
| 369 | arelent *cache_ptr; |
| 370 | asymbol **symbols; |
| 371 | bfd_size_type symcount ATTRIBUTE_UNUSED; |
| 372 | { |
| 373 | int r_index; |
| 374 | int r_extern; |
| 375 | unsigned int r_length; |
| 376 | int r_pcrel; |
| 377 | int r_baserel, r_jmptable, r_relative; |
| 378 | struct aoutdata *su = &(abfd->tdata.aout_data->a); |
| 379 | |
| 380 | cache_ptr->address = H_GET_32 (abfd, bytes->r_address); |
| 381 | |
| 382 | r_index = bytes->r_index[1]; |
| 383 | r_extern = (0 != (bytes->r_index[0] & RELOC_STD_BITS_EXTERN_BIG)); |
| 384 | r_pcrel = (0 != (bytes->r_index[0] & RELOC_STD_BITS_PCREL_BIG)); |
| 385 | r_baserel = (0 != (bytes->r_index[0] & RELOC_STD_BITS_BASEREL_BIG)); |
| 386 | r_jmptable = (0 != (bytes->r_index[0] & RELOC_STD_BITS_JMPTABLE_BIG)); |
| 387 | r_relative = (0 != (bytes->r_index[0] & RELOC_STD_BITS_RELATIVE_BIG)); |
| 388 | r_length = (bytes->r_index[0] & RELOC_STD_BITS_LENGTH_BIG) |
| 389 | >> RELOC_STD_BITS_LENGTH_SH_BIG; |
| 390 | |
| 391 | cache_ptr->howto = aout_32_std_howto_table + r_length + 4 * r_pcrel; |
| 392 | /* FIXME-soon: Roll baserel, jmptable, relative bits into howto setting */ |
| 393 | |
| 394 | MOVE_ADDRESS (0); |
| 395 | } |
| 396 | |
| 397 | /* Reloc hackery */ |
| 398 | |
| 399 | bfd_boolean |
| 400 | NAME(lynx,slurp_reloc_table) (abfd, asect, symbols) |
| 401 | bfd *abfd; |
| 402 | sec_ptr asect; |
| 403 | asymbol **symbols; |
| 404 | { |
| 405 | bfd_size_type count; |
| 406 | bfd_size_type reloc_size; |
| 407 | PTR relocs; |
| 408 | arelent *reloc_cache; |
| 409 | size_t each_size; |
| 410 | |
| 411 | if (asect->relocation) |
| 412 | return TRUE; |
| 413 | |
| 414 | if (asect->flags & SEC_CONSTRUCTOR) |
| 415 | return TRUE; |
| 416 | |
| 417 | if (asect == obj_datasec (abfd)) |
| 418 | { |
| 419 | reloc_size = exec_hdr (abfd)->a_drsize; |
| 420 | goto doit; |
| 421 | } |
| 422 | |
| 423 | if (asect == obj_textsec (abfd)) |
| 424 | { |
| 425 | reloc_size = exec_hdr (abfd)->a_trsize; |
| 426 | goto doit; |
| 427 | } |
| 428 | |
| 429 | bfd_set_error (bfd_error_invalid_operation); |
| 430 | return FALSE; |
| 431 | |
| 432 | doit: |
| 433 | if (bfd_seek (abfd, asect->rel_filepos, SEEK_SET) != 0) |
| 434 | return FALSE; |
| 435 | each_size = obj_reloc_entry_size (abfd); |
| 436 | |
| 437 | count = reloc_size / each_size; |
| 438 | |
| 439 | |
| 440 | reloc_cache = (arelent *) bfd_zmalloc (count * sizeof (arelent)); |
| 441 | if (!reloc_cache && count != 0) |
| 442 | return FALSE; |
| 443 | |
| 444 | relocs = (PTR) bfd_alloc (abfd, reloc_size); |
| 445 | if (!relocs && reloc_size != 0) |
| 446 | { |
| 447 | free (reloc_cache); |
| 448 | return FALSE; |
| 449 | } |
| 450 | |
| 451 | if (bfd_bread (relocs, reloc_size, abfd) != reloc_size) |
| 452 | { |
| 453 | bfd_release (abfd, relocs); |
| 454 | free (reloc_cache); |
| 455 | return FALSE; |
| 456 | } |
| 457 | |
| 458 | if (each_size == RELOC_EXT_SIZE) |
| 459 | { |
| 460 | register struct reloc_ext_external *rptr = (struct reloc_ext_external *) relocs; |
| 461 | unsigned int counter = 0; |
| 462 | arelent *cache_ptr = reloc_cache; |
| 463 | |
| 464 | for (; counter < count; counter++, rptr++, cache_ptr++) |
| 465 | { |
| 466 | NAME(lynx,swap_ext_reloc_in) (abfd, rptr, cache_ptr, symbols, |
| 467 | (bfd_size_type) bfd_get_symcount (abfd)); |
| 468 | } |
| 469 | } |
| 470 | else |
| 471 | { |
| 472 | register struct reloc_std_external *rptr = (struct reloc_std_external *) relocs; |
| 473 | unsigned int counter = 0; |
| 474 | arelent *cache_ptr = reloc_cache; |
| 475 | |
| 476 | for (; counter < count; counter++, rptr++, cache_ptr++) |
| 477 | { |
| 478 | NAME(lynx,swap_std_reloc_in) (abfd, rptr, cache_ptr, symbols, |
| 479 | (bfd_size_type) bfd_get_symcount (abfd)); |
| 480 | } |
| 481 | |
| 482 | } |
| 483 | |
| 484 | bfd_release (abfd, relocs); |
| 485 | asect->relocation = reloc_cache; |
| 486 | asect->reloc_count = count; |
| 487 | return TRUE; |
| 488 | } |
| 489 | |
| 490 | |
| 491 | |
| 492 | /* Write out a relocation section into an object file. */ |
| 493 | |
| 494 | bfd_boolean |
| 495 | NAME(lynx,squirt_out_relocs) (abfd, section) |
| 496 | bfd *abfd; |
| 497 | asection *section; |
| 498 | { |
| 499 | arelent **generic; |
| 500 | unsigned char *native, *natptr; |
| 501 | size_t each_size; |
| 502 | |
| 503 | unsigned int count = section->reloc_count; |
| 504 | bfd_size_type natsize; |
| 505 | |
| 506 | if (count == 0) |
| 507 | return TRUE; |
| 508 | |
| 509 | each_size = obj_reloc_entry_size (abfd); |
| 510 | natsize = count; |
| 511 | natsize *= each_size; |
| 512 | native = (unsigned char *) bfd_zalloc (abfd, natsize); |
| 513 | if (!native) |
| 514 | return FALSE; |
| 515 | |
| 516 | generic = section->orelocation; |
| 517 | |
| 518 | if (each_size == RELOC_EXT_SIZE) |
| 519 | { |
| 520 | for (natptr = native; |
| 521 | count != 0; |
| 522 | --count, natptr += each_size, ++generic) |
| 523 | NAME(lynx,swap_ext_reloc_out) (abfd, *generic, (struct reloc_ext_external *) natptr); |
| 524 | } |
| 525 | else |
| 526 | { |
| 527 | for (natptr = native; |
| 528 | count != 0; |
| 529 | --count, natptr += each_size, ++generic) |
| 530 | NAME(lynx,swap_std_reloc_out) (abfd, *generic, (struct reloc_std_external *) natptr); |
| 531 | } |
| 532 | |
| 533 | if (bfd_bwrite ((PTR) native, natsize, abfd) != natsize) |
| 534 | { |
| 535 | bfd_release (abfd, native); |
| 536 | return FALSE; |
| 537 | } |
| 538 | bfd_release (abfd, native); |
| 539 | |
| 540 | return TRUE; |
| 541 | } |
| 542 | |
| 543 | /* This is stupid. This function should be a boolean predicate */ |
| 544 | long |
| 545 | NAME(lynx,canonicalize_reloc) (abfd, section, relptr, symbols) |
| 546 | bfd *abfd; |
| 547 | sec_ptr section; |
| 548 | arelent **relptr; |
| 549 | asymbol **symbols; |
| 550 | { |
| 551 | arelent *tblptr = section->relocation; |
| 552 | unsigned int count; |
| 553 | |
| 554 | if (!(tblptr || NAME(lynx,slurp_reloc_table) (abfd, section, symbols))) |
| 555 | return -1; |
| 556 | |
| 557 | if (section->flags & SEC_CONSTRUCTOR) |
| 558 | { |
| 559 | arelent_chain *chain = section->constructor_chain; |
| 560 | for (count = 0; count < section->reloc_count; count++) |
| 561 | { |
| 562 | *relptr++ = &chain->relent; |
| 563 | chain = chain->next; |
| 564 | } |
| 565 | } |
| 566 | else |
| 567 | { |
| 568 | tblptr = section->relocation; |
| 569 | |
| 570 | for (count = 0; count++ < section->reloc_count;) |
| 571 | { |
| 572 | *relptr++ = tblptr++; |
| 573 | } |
| 574 | } |
| 575 | *relptr = 0; |
| 576 | |
| 577 | return section->reloc_count; |
| 578 | } |
| 579 | |
| 580 | #define MY_canonicalize_reloc NAME(lynx,canonicalize_reloc) |
| 581 | |
| 582 | #include "aout-target.h" |