bfd/coffswap.h

   1 /* Generic COFF swapping routines, for BFD.
   2    Copyright (C) 1990-2018 Free Software Foundation, Inc.
   3    Written by Cygnus Support.
   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 3 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,
  20    MA 02110-1301, USA.  */
  21
  22 /* This file contains routines used to swap COFF data.  It is a header
  23    file because the details of swapping depend on the details of the
  24    structures used by each COFF implementation.  This is included by
  25    coffcode.h, as well as by the ECOFF backend.
  26
  27    Any file which uses this must first include "coff/internal.h" and
  28    "coff/CPU.h".  The functions will then be correct for that CPU.  */
  29
  30 #ifndef GET_FCN_LNNOPTR
  31 #define GET_FCN_LNNOPTR(abfd, ext) \
  32   H_GET_32 (abfd, ext->x_sym.x_fcnary.x_fcn.x_lnnoptr)
  33 #endif
  34
  35 #ifndef GET_FCN_ENDNDX
  36 #define GET_FCN_ENDNDX(abfd, ext) \
  37   H_GET_32 (abfd, ext->x_sym.x_fcnary.x_fcn.x_endndx)
  38 #endif
  39
  40 #ifndef PUT_FCN_LNNOPTR
  41 #define PUT_FCN_LNNOPTR(abfd, in, ext) \
  42   H_PUT_32 (abfd,  in, ext->x_sym.x_fcnary.x_fcn.x_lnnoptr)
  43 #endif
  44 #ifndef PUT_FCN_ENDNDX
  45 #define PUT_FCN_ENDNDX(abfd, in, ext) \
  46   H_PUT_32 (abfd, in, ext->x_sym.x_fcnary.x_fcn.x_endndx)
  47 #endif
  48 #ifndef GET_LNSZ_LNNO
  49 #define GET_LNSZ_LNNO(abfd, ext) \
  50   H_GET_16 (abfd, ext->x_sym.x_misc.x_lnsz.x_lnno)
  51 #endif
  52 #ifndef GET_LNSZ_SIZE
  53 #define GET_LNSZ_SIZE(abfd, ext) \
  54   H_GET_16 (abfd, ext->x_sym.x_misc.x_lnsz.x_size)
  55 #endif
  56 #ifndef PUT_LNSZ_LNNO
  57 #define PUT_LNSZ_LNNO(abfd, in, ext) \
  58   H_PUT_16 (abfd, in, ext->x_sym.x_misc.x_lnsz.x_lnno)
  59 #endif
  60 #ifndef PUT_LNSZ_SIZE
  61 #define PUT_LNSZ_SIZE(abfd, in, ext) \
  62   H_PUT_16 (abfd, in, ext->x_sym.x_misc.x_lnsz.x_size)
  63 #endif
  64 #ifndef GET_SCN_SCNLEN
  65 #define GET_SCN_SCNLEN(abfd, ext) \
  66   H_GET_32 (abfd, ext->x_scn.x_scnlen)
  67 #endif
  68 #ifndef GET_SCN_NRELOC
  69 #define GET_SCN_NRELOC(abfd, ext) \
  70   H_GET_16 (abfd, ext->x_scn.x_nreloc)
  71 #endif
  72 #ifndef GET_SCN_NLINNO
  73 #define GET_SCN_NLINNO(abfd, ext) \
  74   H_GET_16 (abfd, ext->x_scn.x_nlinno)
  75 #endif
  76 #ifndef PUT_SCN_SCNLEN
  77 #define PUT_SCN_SCNLEN(abfd, in, ext) \
  78   H_PUT_32 (abfd, in, ext->x_scn.x_scnlen)
  79 #endif
  80 #ifndef PUT_SCN_NRELOC
  81 #define PUT_SCN_NRELOC(abfd, in, ext) \
  82   H_PUT_16 (abfd, in, ext->x_scn.x_nreloc)
  83 #endif
  84 #ifndef PUT_SCN_NLINNO
  85 #define PUT_SCN_NLINNO(abfd, in, ext) \
  86   H_PUT_16 (abfd, in, ext->x_scn.x_nlinno)
  87 #endif
  88 #ifndef GET_LINENO_LNNO
  89 #define GET_LINENO_LNNO(abfd, ext) \
  90   H_GET_16 (abfd, ext->l_lnno);
  91 #endif
  92 #ifndef PUT_LINENO_LNNO
  93 #define PUT_LINENO_LNNO(abfd, val, ext) \
  94   H_PUT_16 (abfd, val, ext->l_lnno);
  95 #endif
  96
  97 /* The f_symptr field in the filehdr is sometimes 64 bits.  */
  98 #ifndef GET_FILEHDR_SYMPTR
  99 #define GET_FILEHDR_SYMPTR H_GET_32
 100 #endif
 101 #ifndef PUT_FILEHDR_SYMPTR
 102 #define PUT_FILEHDR_SYMPTR H_PUT_32
 103 #endif
 104
 105 /* Some fields in the aouthdr are sometimes 64 bits.  */
 106 #ifndef GET_AOUTHDR_TSIZE
 107 #define GET_AOUTHDR_TSIZE H_GET_32
 108 #endif
 109 #ifndef PUT_AOUTHDR_TSIZE
 110 #define PUT_AOUTHDR_TSIZE H_PUT_32
 111 #endif
 112 #ifndef GET_AOUTHDR_DSIZE
 113 #define GET_AOUTHDR_DSIZE H_GET_32
 114 #endif
 115 #ifndef PUT_AOUTHDR_DSIZE
 116 #define PUT_AOUTHDR_DSIZE H_PUT_32
 117 #endif
 118 #ifndef GET_AOUTHDR_BSIZE
 119 #define GET_AOUTHDR_BSIZE H_GET_32
 120 #endif
 121 #ifndef PUT_AOUTHDR_BSIZE
 122 #define PUT_AOUTHDR_BSIZE H_PUT_32
 123 #endif
 124 #ifndef GET_AOUTHDR_ENTRY
 125 #define GET_AOUTHDR_ENTRY H_GET_32
 126 #endif
 127 #ifndef PUT_AOUTHDR_ENTRY
 128 #define PUT_AOUTHDR_ENTRY H_PUT_32
 129 #endif
 130 #ifndef GET_AOUTHDR_TEXT_START
 131 #define GET_AOUTHDR_TEXT_START H_GET_32
 132 #endif
 133 #ifndef PUT_AOUTHDR_TEXT_START
 134 #define PUT_AOUTHDR_TEXT_START H_PUT_32
 135 #endif
 136 #ifndef GET_AOUTHDR_DATA_START
 137 #define GET_AOUTHDR_DATA_START H_GET_32
 138 #endif
 139 #ifndef PUT_AOUTHDR_DATA_START
 140 #define PUT_AOUTHDR_DATA_START H_PUT_32
 141 #endif
 142
 143 /* Some fields in the scnhdr are sometimes 64 bits.  */
 144 #ifndef GET_SCNHDR_PADDR
 145 #define GET_SCNHDR_PADDR H_GET_32
 146 #endif
 147 #ifndef PUT_SCNHDR_PADDR
 148 #define PUT_SCNHDR_PADDR H_PUT_32
 149 #endif
 150 #ifndef GET_SCNHDR_VADDR
 151 #define GET_SCNHDR_VADDR H_GET_32
 152 #endif
 153 #ifndef PUT_SCNHDR_VADDR
 154 #define PUT_SCNHDR_VADDR H_PUT_32
 155 #endif
 156 #ifndef GET_SCNHDR_SIZE
 157 #define GET_SCNHDR_SIZE H_GET_32
 158 #endif
 159 #ifndef PUT_SCNHDR_SIZE
 160 #define PUT_SCNHDR_SIZE H_PUT_32
 161 #endif
 162 #ifndef GET_SCNHDR_SCNPTR
 163 #define GET_SCNHDR_SCNPTR H_GET_32
 164 #endif
 165 #ifndef PUT_SCNHDR_SCNPTR
 166 #define PUT_SCNHDR_SCNPTR H_PUT_32
 167 #endif
 168 #ifndef GET_SCNHDR_RELPTR
 169 #define GET_SCNHDR_RELPTR H_GET_32
 170 #endif
 171 #ifndef PUT_SCNHDR_RELPTR
 172 #define PUT_SCNHDR_RELPTR H_PUT_32
 173 #endif
 174 #ifndef GET_SCNHDR_LNNOPTR
 175 #define GET_SCNHDR_LNNOPTR H_GET_32
 176 #endif
 177 #ifndef PUT_SCNHDR_LNNOPTR
 178 #define PUT_SCNHDR_LNNOPTR H_PUT_32
 179 #endif
 180 #ifndef GET_SCNHDR_NRELOC
 181 #define GET_SCNHDR_NRELOC H_GET_16
 182 #endif
 183 #ifndef MAX_SCNHDR_NRELOC
 184 #define MAX_SCNHDR_NRELOC 0xffff
 185 #endif
 186 #ifndef PUT_SCNHDR_NRELOC
 187 #define PUT_SCNHDR_NRELOC H_PUT_16
 188 #endif
 189 #ifndef GET_SCNHDR_NLNNO
 190 #define GET_SCNHDR_NLNNO H_GET_16
 191 #endif
 192 #ifndef MAX_SCNHDR_NLNNO
 193 #define MAX_SCNHDR_NLNNO 0xffff
 194 #endif
 195 #ifndef PUT_SCNHDR_NLNNO
 196 #define PUT_SCNHDR_NLNNO H_PUT_16
 197 #endif
 198 #ifndef GET_SCNHDR_FLAGS
 199 #define GET_SCNHDR_FLAGS H_GET_32
 200 #endif
 201 #ifndef PUT_SCNHDR_FLAGS
 202 #define PUT_SCNHDR_FLAGS H_PUT_32
 203 #endif
 204
 205 #ifndef GET_RELOC_VADDR
 206 #define GET_RELOC_VADDR H_GET_32
 207 #endif
 208 #ifndef PUT_RELOC_VADDR
 209 #define PUT_RELOC_VADDR H_PUT_32
 210 #endif
 211
 212 #ifndef NO_COFF_RELOCS
 213
 214 static void
 215 coff_swap_reloc_in (bfd * abfd, void * src, void * dst)
 216 {
 217   RELOC *reloc_src = (RELOC *) src;
 218   struct internal_reloc *reloc_dst = (struct internal_reloc *) dst;
 219
 220   reloc_dst->r_vaddr  = GET_RELOC_VADDR (abfd, reloc_src->r_vaddr);
 221   reloc_dst->r_symndx = H_GET_S32 (abfd, reloc_src->r_symndx);
 222   reloc_dst->r_type   = H_GET_16 (abfd, reloc_src->r_type);
 223
 224 #ifdef SWAP_IN_RELOC_OFFSET
 225   reloc_dst->r_offset = SWAP_IN_RELOC_OFFSET (abfd, reloc_src->r_offset);
 226 #endif
 227 }
 228
 229 static unsigned int
 230 coff_swap_reloc_out (bfd * abfd, void * src, void * dst)
 231 {
 232   struct internal_reloc *reloc_src = (struct internal_reloc *) src;
 233   struct external_reloc *reloc_dst = (struct external_reloc *) dst;
 234
 235   PUT_RELOC_VADDR (abfd, reloc_src->r_vaddr, reloc_dst->r_vaddr);
 236   H_PUT_32 (abfd, reloc_src->r_symndx, reloc_dst->r_symndx);
 237   H_PUT_16 (abfd, reloc_src->r_type, reloc_dst->r_type);
 238
 239 #ifdef SWAP_OUT_RELOC_OFFSET
 240   SWAP_OUT_RELOC_OFFSET (abfd, reloc_src->r_offset, reloc_dst->r_offset);
 241 #endif
 242 #ifdef SWAP_OUT_RELOC_EXTRA
 243   SWAP_OUT_RELOC_EXTRA (abfd, reloc_src, reloc_dst);
 244 #endif
 245
 246   return bfd_coff_relsz (abfd);
 247 }
 248
 249 #endif /* NO_COFF_RELOCS */
 250
 251 static void
 252 coff_swap_filehdr_in (bfd * abfd, void * src, void * dst)
 253 {
 254   FILHDR *filehdr_src = (FILHDR *) src;
 255   struct internal_filehdr *filehdr_dst = (struct internal_filehdr *) dst;
 256
 257 #ifdef COFF_ADJUST_FILEHDR_IN_PRE
 258   COFF_ADJUST_FILEHDR_IN_PRE (abfd, src, dst);
 259 #endif
 260   filehdr_dst->f_magic  = H_GET_16 (abfd, filehdr_src->f_magic);
 261   filehdr_dst->f_nscns  = H_GET_16 (abfd, filehdr_src->f_nscns);
 262   filehdr_dst->f_timdat = H_GET_32 (abfd, filehdr_src->f_timdat);
 263   filehdr_dst->f_symptr = GET_FILEHDR_SYMPTR (abfd, filehdr_src->f_symptr);
 264   filehdr_dst->f_nsyms  = H_GET_32 (abfd, filehdr_src->f_nsyms);
 265   filehdr_dst->f_opthdr = H_GET_16 (abfd, filehdr_src->f_opthdr);
 266   filehdr_dst->f_flags  = H_GET_16 (abfd, filehdr_src->f_flags);
 267 #ifdef TIC80_TARGET_ID
 268   filehdr_dst->f_target_id = H_GET_16 (abfd, filehdr_src->f_target_id);
 269 #endif
 270
 271 #ifdef COFF_ADJUST_FILEHDR_IN_POST
 272   COFF_ADJUST_FILEHDR_IN_POST (abfd, src, dst);
 273 #endif
 274 }
 275
 276 static  unsigned int
 277 coff_swap_filehdr_out (bfd *abfd, void * in, void * out)
 278 {
 279   struct internal_filehdr *filehdr_in = (struct internal_filehdr *) in;
 280   FILHDR *filehdr_out = (FILHDR *) out;
 281
 282 #ifdef COFF_ADJUST_FILEHDR_OUT_PRE
 283   COFF_ADJUST_FILEHDR_OUT_PRE (abfd, in, out);
 284 #endif
 285   H_PUT_16 (abfd, filehdr_in->f_magic, filehdr_out->f_magic);
 286   H_PUT_16 (abfd, filehdr_in->f_nscns, filehdr_out->f_nscns);
 287   H_PUT_32 (abfd, filehdr_in->f_timdat, filehdr_out->f_timdat);
 288   PUT_FILEHDR_SYMPTR (abfd, filehdr_in->f_symptr, filehdr_out->f_symptr);
 289   H_PUT_32 (abfd, filehdr_in->f_nsyms, filehdr_out->f_nsyms);
 290   H_PUT_16 (abfd, filehdr_in->f_opthdr, filehdr_out->f_opthdr);
 291   H_PUT_16 (abfd, filehdr_in->f_flags, filehdr_out->f_flags);
 292 #ifdef TIC80_TARGET_ID
 293   H_PUT_16 (abfd, filehdr_in->f_target_id, filehdr_out->f_target_id);
 294 #endif
 295
 296 #ifdef COFF_ADJUST_FILEHDR_OUT_POST
 297   COFF_ADJUST_FILEHDR_OUT_POST (abfd, in, out);
 298 #endif
 299   return bfd_coff_filhsz (abfd);
 300 }
 301
 302 #ifndef NO_COFF_SYMBOLS
 303
 304 static void
 305 coff_swap_sym_in (bfd * abfd, void * ext1, void * in1)
 306 {
 307   SYMENT *ext = (SYMENT *) ext1;
 308   struct internal_syment *in = (struct internal_syment *) in1;
 309
 310   if (ext->e.e_name[0] == 0)
 311     {
 312       in->_n._n_n._n_zeroes = 0;
 313       in->_n._n_n._n_offset = H_GET_32 (abfd, ext->e.e.e_offset);
 314     }
 315   else
 316     {
 317 #if SYMNMLEN != E_SYMNMLEN
 318 #error we need to cope with truncating or extending SYMNMLEN
 319 #else
 320       memcpy (in->_n._n_name, ext->e.e_name, SYMNMLEN);
 321 #endif
 322     }
 323
 324   in->n_value = H_GET_32 (abfd, ext->e_value);
 325   in->n_scnum = (short) H_GET_16 (abfd, ext->e_scnum);
 326   if (sizeof (ext->e_type) == 2)
 327     in->n_type = H_GET_16 (abfd, ext->e_type);
 328   else
 329     in->n_type = H_GET_32 (abfd, ext->e_type);
 330   in->n_sclass = H_GET_8 (abfd, ext->e_sclass);
 331   in->n_numaux = H_GET_8 (abfd, ext->e_numaux);
 332 #ifdef COFF_ADJUST_SYM_IN_POST
 333   COFF_ADJUST_SYM_IN_POST (abfd, ext1, in1);
 334 #endif
 335 }
 336
 337 static unsigned int
 338 coff_swap_sym_out (bfd * abfd, void * inp, void * extp)
 339 {
 340   struct internal_syment *in = (struct internal_syment *) inp;
 341   SYMENT *ext =(SYMENT *) extp;
 342
 343 #ifdef COFF_ADJUST_SYM_OUT_PRE
 344   COFF_ADJUST_SYM_OUT_PRE (abfd, inp, extp);
 345 #endif
 346
 347   if (in->_n._n_name[0] == 0)
 348     {
 349       H_PUT_32 (abfd, 0, ext->e.e.e_zeroes);
 350       H_PUT_32 (abfd, in->_n._n_n._n_offset, ext->e.e.e_offset);
 351     }
 352   else
 353     {
 354 #if SYMNMLEN != E_SYMNMLEN
 355 #error we need to cope with truncating or extending SYMNMLEN
 356 #else
 357       memcpy (ext->e.e_name, in->_n._n_name, SYMNMLEN);
 358 #endif
 359     }
 360
 361   H_PUT_32 (abfd, in->n_value, ext->e_value);
 362   H_PUT_16 (abfd, in->n_scnum, ext->e_scnum);
 363
 364   if (sizeof (ext->e_type) == 2)
 365     H_PUT_16 (abfd, in->n_type, ext->e_type);
 366   else
 367     H_PUT_32 (abfd, in->n_type, ext->e_type);
 368
 369   H_PUT_8 (abfd, in->n_sclass, ext->e_sclass);
 370   H_PUT_8 (abfd, in->n_numaux, ext->e_numaux);
 371
 372 #ifdef COFF_ADJUST_SYM_OUT_POST
 373   COFF_ADJUST_SYM_OUT_POST (abfd, inp, extp);
 374 #endif
 375
 376   return SYMESZ;
 377 }
 378
 379 static void
 380 coff_swap_aux_in (bfd *abfd,
 381                   void * ext1,
 382                   int type,
 383                   int in_class,
 384                   int indx,
 385                   int numaux,
 386                   void * in1)
 387 {
 388   AUXENT *ext = (AUXENT *) ext1;
 389   union internal_auxent *in = (union internal_auxent *) in1;
 390
 391 #ifdef COFF_ADJUST_AUX_IN_PRE
 392   COFF_ADJUST_AUX_IN_PRE (abfd, ext1, type, in_class, indx, numaux, in1);
 393 #endif
 394
 395   switch (in_class)
 396     {
 397     case C_FILE:
 398       if (ext->x_file.x_fname[0] == 0)
 399         {
 400           in->x_file.x_n.x_zeroes = 0;
 401           in->x_file.x_n.x_offset = H_GET_32 (abfd, ext->x_file.x_n.x_offset);
 402         }
 403       else
 404         {
 405 #if FILNMLEN != E_FILNMLEN
 406 #error we need to cope with truncating or extending FILNMLEN
 407 #else
 408           if (numaux > 1)
 409             {
 410               if (indx == 0)
 411                 memcpy (in->x_file.x_fname, ext->x_file.x_fname,
 412                         numaux * sizeof (AUXENT));
 413             }
 414           else
 415             memcpy (in->x_file.x_fname, ext->x_file.x_fname, FILNMLEN);
 416 #endif
 417         }
 418       goto end;
 419
 420     case C_STAT:
 421 #ifdef C_LEAFSTAT
 422     case C_LEAFSTAT:
 423 #endif
 424     case C_HIDDEN:
 425       if (type == T_NULL)
 426         {
 427           in->x_scn.x_scnlen = GET_SCN_SCNLEN (abfd, ext);
 428           in->x_scn.x_nreloc = GET_SCN_NRELOC (abfd, ext);
 429           in->x_scn.x_nlinno = GET_SCN_NLINNO (abfd, ext);
 430
 431           /* PE defines some extra fields; we zero them out for
 432              safety.  */
 433           in->x_scn.x_checksum = 0;
 434           in->x_scn.x_associated = 0;
 435           in->x_scn.x_comdat = 0;
 436
 437           goto end;
 438         }
 439       break;
 440     }
 441
 442   in->x_sym.x_tagndx.l = H_GET_32 (abfd, ext->x_sym.x_tagndx);
 443 #ifndef NO_TVNDX
 444   in->x_sym.x_tvndx = H_GET_16 (abfd, ext->x_sym.x_tvndx);
 445 #endif
 446
 447   if (in_class == C_BLOCK || in_class == C_FCN || ISFCN (type)
 448       || ISTAG (in_class))
 449     {
 450       in->x_sym.x_fcnary.x_fcn.x_lnnoptr = GET_FCN_LNNOPTR (abfd, ext);
 451       in->x_sym.x_fcnary.x_fcn.x_endndx.l = GET_FCN_ENDNDX (abfd, ext);
 452     }
 453   else
 454     {
 455 #if DIMNUM != E_DIMNUM
 456 #error we need to cope with truncating or extending DIMNUM
 457 #endif
 458       in->x_sym.x_fcnary.x_ary.x_dimen[0] =
 459         H_GET_16 (abfd, ext->x_sym.x_fcnary.x_ary.x_dimen[0]);
 460       in->x_sym.x_fcnary.x_ary.x_dimen[1] =
 461         H_GET_16 (abfd, ext->x_sym.x_fcnary.x_ary.x_dimen[1]);
 462       in->x_sym.x_fcnary.x_ary.x_dimen[2] =
 463         H_GET_16 (abfd, ext->x_sym.x_fcnary.x_ary.x_dimen[2]);
 464       in->x_sym.x_fcnary.x_ary.x_dimen[3] =
 465         H_GET_16 (abfd, ext->x_sym.x_fcnary.x_ary.x_dimen[3]);
 466     }
 467
 468   if (ISFCN (type))
 469     in->x_sym.x_misc.x_fsize = H_GET_32 (abfd, ext->x_sym.x_misc.x_fsize);
 470   else
 471     {
 472       in->x_sym.x_misc.x_lnsz.x_lnno = GET_LNSZ_LNNO (abfd, ext);
 473       in->x_sym.x_misc.x_lnsz.x_size = GET_LNSZ_SIZE (abfd, ext);
 474     }
 475
 476  end: ;
 477
 478 #ifdef COFF_ADJUST_AUX_IN_POST
 479   COFF_ADJUST_AUX_IN_POST (abfd, ext1, type, in_class, indx, numaux, in1);
 480 #endif
 481 }
 482
 483 static unsigned int
 484 coff_swap_aux_out (bfd * abfd,
 485                    void * inp,
 486                    int type,
 487                    int in_class,
 488                    int indx ATTRIBUTE_UNUSED,
 489                    int numaux ATTRIBUTE_UNUSED,
 490                    void * extp)
 491 {
 492   union internal_auxent * in = (union internal_auxent *) inp;
 493   AUXENT *ext = (AUXENT *) extp;
 494
 495 #ifdef COFF_ADJUST_AUX_OUT_PRE
 496   COFF_ADJUST_AUX_OUT_PRE (abfd, inp, type, in_class, indx, numaux, extp);
 497 #endif
 498
 499   memset (ext, 0, AUXESZ);
 500
 501   switch (in_class)
 502     {
 503     case C_FILE:
 504       if (in->x_file.x_fname[0] == 0)
 505         {
 506           H_PUT_32 (abfd, 0, ext->x_file.x_n.x_zeroes);
 507           H_PUT_32 (abfd, in->x_file.x_n.x_offset, ext->x_file.x_n.x_offset);
 508         }
 509       else
 510         {
 511 #if FILNMLEN != E_FILNMLEN
 512 #error we need to cope with truncating or extending FILNMLEN
 513 #else
 514           memcpy (ext->x_file.x_fname, in->x_file.x_fname, FILNMLEN);
 515 #endif
 516         }
 517       goto end;
 518
 519     case C_STAT:
 520 #ifdef C_LEAFSTAT
 521     case C_LEAFSTAT:
 522 #endif
 523     case C_HIDDEN:
 524       if (type == T_NULL)
 525         {
 526           PUT_SCN_SCNLEN (abfd, in->x_scn.x_scnlen, ext);
 527           PUT_SCN_NRELOC (abfd, in->x_scn.x_nreloc, ext);
 528           PUT_SCN_NLINNO (abfd, in->x_scn.x_nlinno, ext);
 529           goto end;
 530         }
 531       break;
 532     }
 533
 534   H_PUT_32 (abfd, in->x_sym.x_tagndx.l, ext->x_sym.x_tagndx);
 535 #ifndef NO_TVNDX
 536   H_PUT_16 (abfd, in->x_sym.x_tvndx, ext->x_sym.x_tvndx);
 537 #endif
 538
 539   if (in_class == C_BLOCK || in_class == C_FCN || ISFCN (type)
 540       || ISTAG (in_class))
 541     {
 542       PUT_FCN_LNNOPTR (abfd, in->x_sym.x_fcnary.x_fcn.x_lnnoptr, ext);
 543       PUT_FCN_ENDNDX (abfd, in->x_sym.x_fcnary.x_fcn.x_endndx.l, ext);
 544     }
 545   else
 546     {
 547 #if DIMNUM != E_DIMNUM
 548 #error we need to cope with truncating or extending DIMNUM
 549 #endif
 550       H_PUT_16 (abfd, in->x_sym.x_fcnary.x_ary.x_dimen[0],
 551                ext->x_sym.x_fcnary.x_ary.x_dimen[0]);
 552       H_PUT_16 (abfd, in->x_sym.x_fcnary.x_ary.x_dimen[1],
 553                ext->x_sym.x_fcnary.x_ary.x_dimen[1]);
 554       H_PUT_16 (abfd, in->x_sym.x_fcnary.x_ary.x_dimen[2],
 555                ext->x_sym.x_fcnary.x_ary.x_dimen[2]);
 556       H_PUT_16 (abfd, in->x_sym.x_fcnary.x_ary.x_dimen[3],
 557                ext->x_sym.x_fcnary.x_ary.x_dimen[3]);
 558     }
 559
 560   if (ISFCN (type))
 561     H_PUT_32 (abfd, in->x_sym.x_misc.x_fsize, ext->x_sym.x_misc.x_fsize);
 562   else
 563     {
 564       PUT_LNSZ_LNNO (abfd, in->x_sym.x_misc.x_lnsz.x_lnno, ext);
 565       PUT_LNSZ_SIZE (abfd, in->x_sym.x_misc.x_lnsz.x_size, ext);
 566     }
 567
 568  end:
 569 #ifdef COFF_ADJUST_AUX_OUT_POST
 570   COFF_ADJUST_AUX_OUT_POST (abfd, inp, type, in_class, indx, numaux, extp);
 571 #endif
 572   return AUXESZ;
 573 }
 574
 575 #endif /* NO_COFF_SYMBOLS */
 576
 577 #ifndef NO_COFF_LINENOS
 578
 579 static void
 580 coff_swap_lineno_in (bfd * abfd, void * ext1, void * in1)
 581 {
 582   LINENO *ext = (LINENO *) ext1;
 583   struct internal_lineno *in = (struct internal_lineno *) in1;
 584
 585   in->l_addr.l_symndx = H_GET_32 (abfd, ext->l_addr.l_symndx);
 586   in->l_lnno = GET_LINENO_LNNO (abfd, ext);
 587 }
 588
 589 static unsigned int
 590 coff_swap_lineno_out (bfd * abfd, void * inp, void * outp)
 591 {
 592   struct internal_lineno *in = (struct internal_lineno *) inp;
 593   struct external_lineno *ext = (struct external_lineno *) outp;
 594   H_PUT_32 (abfd, in->l_addr.l_symndx, ext->l_addr.l_symndx);
 595
 596   PUT_LINENO_LNNO (abfd, in->l_lnno, ext);
 597   return LINESZ;
 598 }
 599
 600 #endif /* NO_COFF_LINENOS */
 601
 602 static void
 603 coff_swap_aouthdr_in (bfd * abfd, void * aouthdr_ext1, void * aouthdr_int1)
 604 {
 605   AOUTHDR *aouthdr_ext;
 606   struct internal_aouthdr *aouthdr_int;
 607
 608   aouthdr_ext = (AOUTHDR *) aouthdr_ext1;
 609   aouthdr_int = (struct internal_aouthdr *) aouthdr_int1;
 610   aouthdr_int->magic = H_GET_16 (abfd, aouthdr_ext->magic);
 611   aouthdr_int->vstamp = H_GET_16 (abfd, aouthdr_ext->vstamp);
 612   aouthdr_int->tsize = GET_AOUTHDR_TSIZE (abfd, aouthdr_ext->tsize);
 613   aouthdr_int->dsize = GET_AOUTHDR_DSIZE (abfd, aouthdr_ext->dsize);
 614   aouthdr_int->bsize = GET_AOUTHDR_BSIZE (abfd, aouthdr_ext->bsize);
 615   aouthdr_int->entry = GET_AOUTHDR_ENTRY (abfd, aouthdr_ext->entry);
 616   aouthdr_int->text_start =
 617     GET_AOUTHDR_TEXT_START (abfd, aouthdr_ext->text_start);
 618   aouthdr_int->data_start =
 619     GET_AOUTHDR_DATA_START (abfd, aouthdr_ext->data_start);
 620
 621 #ifdef RS6000COFF_C
 622 #ifdef XCOFF64
 623   aouthdr_int->o_toc = H_GET_64 (abfd, aouthdr_ext->o_toc);
 624 #else
 625   aouthdr_int->o_toc = H_GET_32 (abfd, aouthdr_ext->o_toc);
 626 #endif
 627   aouthdr_int->o_snentry  = H_GET_16 (abfd, aouthdr_ext->o_snentry);
 628   aouthdr_int->o_sntext   = H_GET_16 (abfd, aouthdr_ext->o_sntext);
 629   aouthdr_int->o_sndata   = H_GET_16 (abfd, aouthdr_ext->o_sndata);
 630   aouthdr_int->o_sntoc    = H_GET_16 (abfd, aouthdr_ext->o_sntoc);
 631   aouthdr_int->o_snloader = H_GET_16 (abfd, aouthdr_ext->o_snloader);
 632   aouthdr_int->o_snbss    = H_GET_16 (abfd, aouthdr_ext->o_snbss);
 633   aouthdr_int->o_algntext = H_GET_16 (abfd, aouthdr_ext->o_algntext);
 634   aouthdr_int->o_algndata = H_GET_16 (abfd, aouthdr_ext->o_algndata);
 635   aouthdr_int->o_modtype  = H_GET_16 (abfd, aouthdr_ext->o_modtype);
 636   aouthdr_int->o_cputype  = H_GET_16 (abfd, aouthdr_ext->o_cputype);
 637 #ifdef XCOFF64
 638   aouthdr_int->o_maxstack = H_GET_64 (abfd, aouthdr_ext->o_maxstack);
 639   aouthdr_int->o_maxdata  = H_GET_64 (abfd, aouthdr_ext->o_maxdata);
 640 #else
 641   aouthdr_int->o_maxstack = H_GET_32 (abfd, aouthdr_ext->o_maxstack);
 642   aouthdr_int->o_maxdata  = H_GET_32 (abfd, aouthdr_ext->o_maxdata);
 643 #endif
 644 #endif
 645
 646 #ifdef MIPSECOFF
 647   aouthdr_int->bss_start  = H_GET_32 (abfd, aouthdr_ext->bss_start);
 648   aouthdr_int->gp_value   = H_GET_32 (abfd, aouthdr_ext->gp_value);
 649   aouthdr_int->gprmask    = H_GET_32 (abfd, aouthdr_ext->gprmask);
 650   aouthdr_int->cprmask[0] = H_GET_32 (abfd, aouthdr_ext->cprmask[0]);
 651   aouthdr_int->cprmask[1] = H_GET_32 (abfd, aouthdr_ext->cprmask[1]);
 652   aouthdr_int->cprmask[2] = H_GET_32 (abfd, aouthdr_ext->cprmask[2]);
 653   aouthdr_int->cprmask[3] = H_GET_32 (abfd, aouthdr_ext->cprmask[3]);
 654 #endif
 655
 656 #ifdef ALPHAECOFF
 657   aouthdr_int->bss_start = H_GET_64 (abfd, aouthdr_ext->bss_start);
 658   aouthdr_int->gp_value  = H_GET_64 (abfd, aouthdr_ext->gp_value);
 659   aouthdr_int->gprmask   = H_GET_32 (abfd, aouthdr_ext->gprmask);
 660   aouthdr_int->fprmask   = H_GET_32 (abfd, aouthdr_ext->fprmask);
 661 #endif
 662 }
 663
 664 static unsigned int
 665 coff_swap_aouthdr_out (bfd * abfd, void * in, void * out)
 666 {
 667   struct internal_aouthdr *aouthdr_in = (struct internal_aouthdr *) in;
 668   AOUTHDR *aouthdr_out = (AOUTHDR *) out;
 669
 670   H_PUT_16 (abfd, aouthdr_in->magic, aouthdr_out->magic);
 671   H_PUT_16 (abfd, aouthdr_in->vstamp, aouthdr_out->vstamp);
 672   PUT_AOUTHDR_TSIZE (abfd, aouthdr_in->tsize, aouthdr_out->tsize);
 673   PUT_AOUTHDR_DSIZE (abfd, aouthdr_in->dsize, aouthdr_out->dsize);
 674   PUT_AOUTHDR_BSIZE (abfd, aouthdr_in->bsize, aouthdr_out->bsize);
 675   PUT_AOUTHDR_ENTRY (abfd, aouthdr_in->entry, aouthdr_out->entry);
 676   PUT_AOUTHDR_TEXT_START (abfd, aouthdr_in->text_start,
 677                           aouthdr_out->text_start);
 678   PUT_AOUTHDR_DATA_START (abfd, aouthdr_in->data_start,
 679                           aouthdr_out->data_start);
 680
 681 #ifdef RS6000COFF_C
 682 #ifdef XCOFF64
 683   H_PUT_64 (abfd, aouthdr_in->o_toc, aouthdr_out->o_toc);
 684 #else
 685   H_PUT_32 (abfd, aouthdr_in->o_toc, aouthdr_out->o_toc);
 686 #endif
 687   H_PUT_16 (abfd, aouthdr_in->o_snentry, aouthdr_out->o_snentry);
 688   H_PUT_16 (abfd, aouthdr_in->o_sntext, aouthdr_out->o_sntext);
 689   H_PUT_16 (abfd, aouthdr_in->o_sndata, aouthdr_out->o_sndata);
 690   H_PUT_16 (abfd, aouthdr_in->o_sntoc, aouthdr_out->o_sntoc);
 691   H_PUT_16 (abfd, aouthdr_in->o_snloader, aouthdr_out->o_snloader);
 692   H_PUT_16 (abfd, aouthdr_in->o_snbss, aouthdr_out->o_snbss);
 693   H_PUT_16 (abfd, aouthdr_in->o_algntext, aouthdr_out->o_algntext);
 694   H_PUT_16 (abfd, aouthdr_in->o_algndata, aouthdr_out->o_algndata);
 695   H_PUT_16 (abfd, aouthdr_in->o_modtype, aouthdr_out->o_modtype);
 696   H_PUT_16 (abfd, aouthdr_in->o_cputype, aouthdr_out->o_cputype);
 697 #ifdef XCOFF64
 698   H_PUT_64 (abfd, aouthdr_in->o_maxstack, aouthdr_out->o_maxstack);
 699   H_PUT_64 (abfd, aouthdr_in->o_maxdata, aouthdr_out->o_maxdata);
 700 #else
 701   H_PUT_32 (abfd, aouthdr_in->o_maxstack, aouthdr_out->o_maxstack);
 702   H_PUT_32 (abfd, aouthdr_in->o_maxdata, aouthdr_out->o_maxdata);
 703 #endif
 704   memset (aouthdr_out->o_resv2, 0, sizeof aouthdr_out->o_resv2);
 705 #ifdef XCOFF64
 706   memset (aouthdr_out->o_debugger, 0, sizeof aouthdr_out->o_debugger);
 707   memset (aouthdr_out->o_resv3, 0, sizeof aouthdr_out->o_resv3);
 708 #endif
 709 #endif
 710
 711 #ifdef MIPSECOFF
 712   H_PUT_32 (abfd, aouthdr_in->bss_start, aouthdr_out->bss_start);
 713   H_PUT_32 (abfd, aouthdr_in->gp_value, aouthdr_out->gp_value);
 714   H_PUT_32 (abfd, aouthdr_in->gprmask, aouthdr_out->gprmask);
 715   H_PUT_32 (abfd, aouthdr_in->cprmask[0], aouthdr_out->cprmask[0]);
 716   H_PUT_32 (abfd, aouthdr_in->cprmask[1], aouthdr_out->cprmask[1]);
 717   H_PUT_32 (abfd, aouthdr_in->cprmask[2], aouthdr_out->cprmask[2]);
 718   H_PUT_32 (abfd, aouthdr_in->cprmask[3], aouthdr_out->cprmask[3]);
 719 #endif
 720
 721 #ifdef ALPHAECOFF
 722   /* FIXME: What does bldrev mean?  */
 723   H_PUT_16 (abfd, 2, aouthdr_out->bldrev);
 724   H_PUT_16 (abfd, 0, aouthdr_out->padding);
 725   H_PUT_64 (abfd, aouthdr_in->bss_start, aouthdr_out->bss_start);
 726   H_PUT_64 (abfd, aouthdr_in->gp_value, aouthdr_out->gp_value);
 727   H_PUT_32 (abfd, aouthdr_in->gprmask, aouthdr_out->gprmask);
 728   H_PUT_32 (abfd, aouthdr_in->fprmask, aouthdr_out->fprmask);
 729 #endif
 730
 731   return AOUTSZ;
 732 }
 733
 734 static void
 735 coff_swap_scnhdr_in (bfd * abfd, void * ext, void * in)
 736 {
 737   SCNHDR *scnhdr_ext = (SCNHDR *) ext;
 738   struct internal_scnhdr *scnhdr_int = (struct internal_scnhdr *) in;
 739
 740 #ifdef COFF_ADJUST_SCNHDR_IN_PRE
 741   COFF_ADJUST_SCNHDR_IN_PRE (abfd, ext, in);
 742 #endif
 743   memcpy (scnhdr_int->s_name, scnhdr_ext->s_name, sizeof (scnhdr_int->s_name));
 744
 745   scnhdr_int->s_vaddr = GET_SCNHDR_VADDR (abfd, scnhdr_ext->s_vaddr);
 746   scnhdr_int->s_paddr = GET_SCNHDR_PADDR (abfd, scnhdr_ext->s_paddr);
 747   scnhdr_int->s_size = GET_SCNHDR_SIZE (abfd, scnhdr_ext->s_size);
 748
 749   scnhdr_int->s_scnptr = GET_SCNHDR_SCNPTR (abfd, scnhdr_ext->s_scnptr);
 750   scnhdr_int->s_relptr = GET_SCNHDR_RELPTR (abfd, scnhdr_ext->s_relptr);
 751   scnhdr_int->s_lnnoptr = GET_SCNHDR_LNNOPTR (abfd, scnhdr_ext->s_lnnoptr);
 752   scnhdr_int->s_flags = GET_SCNHDR_FLAGS (abfd, scnhdr_ext->s_flags);
 753   scnhdr_int->s_nreloc = GET_SCNHDR_NRELOC (abfd, scnhdr_ext->s_nreloc);
 754   scnhdr_int->s_nlnno = GET_SCNHDR_NLNNO (abfd, scnhdr_ext->s_nlnno);
 755 #ifdef COFF_ADJUST_SCNHDR_IN_POST
 756   COFF_ADJUST_SCNHDR_IN_POST (abfd, ext, in);
 757 #endif
 758 }
 759
 760 static unsigned int
 761 coff_swap_scnhdr_out (bfd * abfd, void * in, void * out)
 762 {
 763   struct internal_scnhdr *scnhdr_int = (struct internal_scnhdr *) in;
 764   SCNHDR *scnhdr_ext = (SCNHDR *) out;
 765   unsigned int ret = bfd_coff_scnhsz (abfd);
 766
 767 #ifdef COFF_ADJUST_SCNHDR_OUT_PRE
 768   COFF_ADJUST_SCNHDR_OUT_PRE (abfd, in, out);
 769 #endif
 770   memcpy (scnhdr_ext->s_name, scnhdr_int->s_name, sizeof (scnhdr_int->s_name));
 771
 772   PUT_SCNHDR_VADDR (abfd, scnhdr_int->s_vaddr, scnhdr_ext->s_vaddr);
 773   PUT_SCNHDR_PADDR (abfd, scnhdr_int->s_paddr, scnhdr_ext->s_paddr);
 774   PUT_SCNHDR_SIZE (abfd, scnhdr_int->s_size, scnhdr_ext->s_size);
 775   PUT_SCNHDR_SCNPTR (abfd, scnhdr_int->s_scnptr, scnhdr_ext->s_scnptr);
 776   PUT_SCNHDR_RELPTR (abfd, scnhdr_int->s_relptr, scnhdr_ext->s_relptr);
 777   PUT_SCNHDR_LNNOPTR (abfd, scnhdr_int->s_lnnoptr, scnhdr_ext->s_lnnoptr);
 778   PUT_SCNHDR_FLAGS (abfd, scnhdr_int->s_flags, scnhdr_ext->s_flags);
 779   if (scnhdr_int->s_nlnno <= MAX_SCNHDR_NLNNO)
 780     PUT_SCNHDR_NLNNO (abfd, scnhdr_int->s_nlnno, scnhdr_ext->s_nlnno);
 781   else
 782     {
 783       char buf[sizeof (scnhdr_int->s_name) + 1];
 784
 785       memcpy (buf, scnhdr_int->s_name, sizeof (scnhdr_int->s_name));
 786       buf[sizeof (scnhdr_int->s_name)] = '\0';
 787       _bfd_error_handler
 788         /* xgettext:c-format */
 789         (_("%pB: warning: %s: line number overflow: 0x%lx > 0xffff"),
 790          abfd, buf, scnhdr_int->s_nlnno);
 791       PUT_SCNHDR_NLNNO (abfd, 0xffff, scnhdr_ext->s_nlnno);
 792     }
 793
 794   if (scnhdr_int->s_nreloc <= MAX_SCNHDR_NRELOC)
 795     PUT_SCNHDR_NRELOC (abfd, scnhdr_int->s_nreloc, scnhdr_ext->s_nreloc);
 796   else
 797     {
 798       char buf[sizeof (scnhdr_int->s_name) + 1];
 799
 800       memcpy (buf, scnhdr_int->s_name, sizeof (scnhdr_int->s_name));
 801       buf[sizeof (scnhdr_int->s_name)] = '\0';
 802       /* xgettext:c-format */
 803       _bfd_error_handler (_("%pB: %s: reloc overflow: 0x%lx > 0xffff"),
 804                           abfd, buf, scnhdr_int->s_nreloc);
 805       bfd_set_error (bfd_error_file_truncated);
 806       PUT_SCNHDR_NRELOC (abfd, 0xffff, scnhdr_ext->s_nreloc);
 807       ret = 0;
 808     }
 809
 810 #ifdef COFF_ADJUST_SCNHDR_OUT_POST
 811   COFF_ADJUST_SCNHDR_OUT_POST (abfd, in, out);
 812 #endif
 813   return ret;
 814 }