bfd/coffswap.h

   1 /* Generic COFF swapping routines, for BFD.
   2    Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1999, 2000,
   3    2001, 2002, 2004, 2005, 2007
   4    Free Software Foundation, Inc.
   5    Written by Cygnus Support.
   6
   7    This file is part of BFD, the Binary File Descriptor library.
   8
   9    This program is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 3 of the License, or
  12    (at your option) any later version.
  13
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with this program; if not, write to the Free Software
  21    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  22    MA 02110-1301, USA.  */
  23
  24 /* This file contains routines used to swap COFF data.  It is a header
  25    file because the details of swapping depend on the details of the
  26    structures used by each COFF implementation.  This is included by
  27    coffcode.h, as well as by the ECOFF backend.
  28
  29    Any file which uses this must first include "coff/internal.h" and
  30    "coff/CPU.h".  The functions will then be correct for that CPU.  */
  31
  32 #ifndef GET_FCN_LNNOPTR
  33 #define GET_FCN_LNNOPTR(abfd, ext) \
  34   H_GET_32 (abfd, ext->x_sym.x_fcnary.x_fcn.x_lnnoptr)
  35 #endif
  36
  37 #ifndef GET_FCN_ENDNDX
  38 #define GET_FCN_ENDNDX(abfd, ext) \
  39   H_GET_32 (abfd, ext->x_sym.x_fcnary.x_fcn.x_endndx)
  40 #endif
  41
  42 #ifndef PUT_FCN_LNNOPTR
  43 #define PUT_FCN_LNNOPTR(abfd, in, ext) \
  44   H_PUT_32 (abfd,  in, ext->x_sym.x_fcnary.x_fcn.x_lnnoptr)
  45 #endif
  46 #ifndef PUT_FCN_ENDNDX
  47 #define PUT_FCN_ENDNDX(abfd, in, ext) \
  48   H_PUT_32 (abfd, in, ext->x_sym.x_fcnary.x_fcn.x_endndx)
  49 #endif
  50 #ifndef GET_LNSZ_LNNO
  51 #define GET_LNSZ_LNNO(abfd, ext) \
  52   H_GET_16 (abfd, ext->x_sym.x_misc.x_lnsz.x_lnno)
  53 #endif
  54 #ifndef GET_LNSZ_SIZE
  55 #define GET_LNSZ_SIZE(abfd, ext) \
  56   H_GET_16 (abfd, ext->x_sym.x_misc.x_lnsz.x_size)
  57 #endif
  58 #ifndef PUT_LNSZ_LNNO
  59 #define PUT_LNSZ_LNNO(abfd, in, ext) \
  60   H_PUT_16 (abfd, in, ext->x_sym.x_misc.x_lnsz.x_lnno)
  61 #endif
  62 #ifndef PUT_LNSZ_SIZE
  63 #define PUT_LNSZ_SIZE(abfd, in, ext) \
  64   H_PUT_16 (abfd, in, ext->x_sym.x_misc.x_lnsz.x_size)
  65 #endif
  66 #ifndef GET_SCN_SCNLEN
  67 #define GET_SCN_SCNLEN(abfd, ext) \
  68   H_GET_32 (abfd, ext->x_scn.x_scnlen)
  69 #endif
  70 #ifndef GET_SCN_NRELOC
  71 #define GET_SCN_NRELOC(abfd, ext) \
  72   H_GET_16 (abfd, ext->x_scn.x_nreloc)
  73 #endif
  74 #ifndef GET_SCN_NLINNO
  75 #define GET_SCN_NLINNO(abfd, ext) \
  76   H_GET_16 (abfd, ext->x_scn.x_nlinno)
  77 #endif
  78 #ifndef PUT_SCN_SCNLEN
  79 #define PUT_SCN_SCNLEN(abfd, in, ext) \
  80   H_PUT_32 (abfd, in, ext->x_scn.x_scnlen)
  81 #endif
  82 #ifndef PUT_SCN_NRELOC
  83 #define PUT_SCN_NRELOC(abfd, in, ext) \
  84   H_PUT_16 (abfd, in, ext->x_scn.x_nreloc)
  85 #endif
  86 #ifndef PUT_SCN_NLINNO
  87 #define PUT_SCN_NLINNO(abfd, in, ext) \
  88   H_PUT_16 (abfd, in, ext->x_scn.x_nlinno)
  89 #endif
  90 #ifndef GET_LINENO_LNNO
  91 #define GET_LINENO_LNNO(abfd, ext) \
  92   H_GET_16 (abfd, ext->l_lnno);
  93 #endif
  94 #ifndef PUT_LINENO_LNNO
  95 #define PUT_LINENO_LNNO(abfd, val, ext) \
  96   H_PUT_16 (abfd, val, ext->l_lnno);
  97 #endif
  98
  99 /* The f_symptr field in the filehdr is sometimes 64 bits.  */
 100 #ifndef GET_FILEHDR_SYMPTR
 101 #define GET_FILEHDR_SYMPTR H_GET_32
 102 #endif
 103 #ifndef PUT_FILEHDR_SYMPTR
 104 #define PUT_FILEHDR_SYMPTR H_PUT_32
 105 #endif
 106
 107 /* Some fields in the aouthdr are sometimes 64 bits.  */
 108 #ifndef GET_AOUTHDR_TSIZE
 109 #define GET_AOUTHDR_TSIZE H_GET_32
 110 #endif
 111 #ifndef PUT_AOUTHDR_TSIZE
 112 #define PUT_AOUTHDR_TSIZE H_PUT_32
 113 #endif
 114 #ifndef GET_AOUTHDR_DSIZE
 115 #define GET_AOUTHDR_DSIZE H_GET_32
 116 #endif
 117 #ifndef PUT_AOUTHDR_DSIZE
 118 #define PUT_AOUTHDR_DSIZE H_PUT_32
 119 #endif
 120 #ifndef GET_AOUTHDR_BSIZE
 121 #define GET_AOUTHDR_BSIZE H_GET_32
 122 #endif
 123 #ifndef PUT_AOUTHDR_BSIZE
 124 #define PUT_AOUTHDR_BSIZE H_PUT_32
 125 #endif
 126 #ifndef GET_AOUTHDR_ENTRY
 127 #define GET_AOUTHDR_ENTRY H_GET_32
 128 #endif
 129 #ifndef PUT_AOUTHDR_ENTRY
 130 #define PUT_AOUTHDR_ENTRY H_PUT_32
 131 #endif
 132 #ifndef GET_AOUTHDR_TEXT_START
 133 #define GET_AOUTHDR_TEXT_START H_GET_32
 134 #endif
 135 #ifndef PUT_AOUTHDR_TEXT_START
 136 #define PUT_AOUTHDR_TEXT_START H_PUT_32
 137 #endif
 138 #ifndef GET_AOUTHDR_DATA_START
 139 #define GET_AOUTHDR_DATA_START H_GET_32
 140 #endif
 141 #ifndef PUT_AOUTHDR_DATA_START
 142 #define PUT_AOUTHDR_DATA_START H_PUT_32
 143 #endif
 144
 145 /* Some fields in the scnhdr are sometimes 64 bits.  */
 146 #ifndef GET_SCNHDR_PADDR
 147 #define GET_SCNHDR_PADDR H_GET_32
 148 #endif
 149 #ifndef PUT_SCNHDR_PADDR
 150 #define PUT_SCNHDR_PADDR H_PUT_32
 151 #endif
 152 #ifndef GET_SCNHDR_VADDR
 153 #define GET_SCNHDR_VADDR H_GET_32
 154 #endif
 155 #ifndef PUT_SCNHDR_VADDR
 156 #define PUT_SCNHDR_VADDR H_PUT_32
 157 #endif
 158 #ifndef GET_SCNHDR_SIZE
 159 #define GET_SCNHDR_SIZE H_GET_32
 160 #endif
 161 #ifndef PUT_SCNHDR_SIZE
 162 #define PUT_SCNHDR_SIZE H_PUT_32
 163 #endif
 164 #ifndef GET_SCNHDR_SCNPTR
 165 #define GET_SCNHDR_SCNPTR H_GET_32
 166 #endif
 167 #ifndef PUT_SCNHDR_SCNPTR
 168 #define PUT_SCNHDR_SCNPTR H_PUT_32
 169 #endif
 170 #ifndef GET_SCNHDR_RELPTR
 171 #define GET_SCNHDR_RELPTR H_GET_32
 172 #endif
 173 #ifndef PUT_SCNHDR_RELPTR
 174 #define PUT_SCNHDR_RELPTR H_PUT_32
 175 #endif
 176 #ifndef GET_SCNHDR_LNNOPTR
 177 #define GET_SCNHDR_LNNOPTR H_GET_32
 178 #endif
 179 #ifndef PUT_SCNHDR_LNNOPTR
 180 #define PUT_SCNHDR_LNNOPTR H_PUT_32
 181 #endif
 182 #ifndef GET_SCNHDR_NRELOC
 183 #define GET_SCNHDR_NRELOC H_GET_16
 184 #endif
 185 #ifndef MAX_SCNHDR_NRELOC
 186 #define MAX_SCNHDR_NRELOC 0xffff
 187 #endif
 188 #ifndef PUT_SCNHDR_NRELOC
 189 #define PUT_SCNHDR_NRELOC H_PUT_16
 190 #endif
 191 #ifndef GET_SCNHDR_NLNNO
 192 #define GET_SCNHDR_NLNNO H_GET_16
 193 #endif
 194 #ifndef MAX_SCNHDR_NLNNO
 195 #define MAX_SCNHDR_NLNNO 0xffff
 196 #endif
 197 #ifndef PUT_SCNHDR_NLNNO
 198 #define PUT_SCNHDR_NLNNO H_PUT_16
 199 #endif
 200 #ifndef GET_SCNHDR_FLAGS
 201 #define GET_SCNHDR_FLAGS H_GET_32
 202 #endif
 203 #ifndef PUT_SCNHDR_FLAGS
 204 #define PUT_SCNHDR_FLAGS H_PUT_32
 205 #endif
 206
 207 #ifndef GET_RELOC_VADDR
 208 #define GET_RELOC_VADDR H_GET_32
 209 #endif
 210 #ifndef PUT_RELOC_VADDR
 211 #define PUT_RELOC_VADDR H_PUT_32
 212 #endif
 213
 214 #ifndef NO_COFF_RELOCS
 215
 216 static void
 217 coff_swap_reloc_in (bfd * abfd, void * src, void * dst)
 218 {
 219   RELOC *reloc_src = (RELOC *) src;
 220   struct internal_reloc *reloc_dst = (struct internal_reloc *) dst;
 221
 222   reloc_dst->r_vaddr  = GET_RELOC_VADDR (abfd, reloc_src->r_vaddr);
 223   reloc_dst->r_symndx = H_GET_S32 (abfd, reloc_src->r_symndx);
 224   reloc_dst->r_type   = H_GET_16 (abfd, reloc_src->r_type);
 225
 226 #ifdef SWAP_IN_RELOC_OFFSET
 227   reloc_dst->r_offset = SWAP_IN_RELOC_OFFSET (abfd, reloc_src->r_offset);
 228 #endif
 229 }
 230
 231 static unsigned int
 232 coff_swap_reloc_out (bfd * abfd, void * src, void * dst)
 233 {
 234   struct internal_reloc *reloc_src = (struct internal_reloc *) src;
 235   struct external_reloc *reloc_dst = (struct external_reloc *) dst;
 236
 237   PUT_RELOC_VADDR (abfd, reloc_src->r_vaddr, reloc_dst->r_vaddr);
 238   H_PUT_32 (abfd, reloc_src->r_symndx, reloc_dst->r_symndx);
 239   H_PUT_16 (abfd, reloc_src->r_type, reloc_dst->r_type);
 240
 241 #ifdef SWAP_OUT_RELOC_OFFSET
 242   SWAP_OUT_RELOC_OFFSET (abfd, reloc_src->r_offset, reloc_dst->r_offset);
 243 #endif
 244 #ifdef SWAP_OUT_RELOC_EXTRA
 245   SWAP_OUT_RELOC_EXTRA (abfd, reloc_src, reloc_dst);
 246 #endif
 247
 248   return bfd_coff_relsz (abfd);
 249 }
 250
 251 #endif /* NO_COFF_RELOCS */
 252
 253 static void
 254 coff_swap_filehdr_in (bfd * abfd, void * src, void * dst)
 255 {
 256   FILHDR *filehdr_src = (FILHDR *) src;
 257   struct internal_filehdr *filehdr_dst = (struct internal_filehdr *) dst;
 258
 259 #ifdef COFF_ADJUST_FILEHDR_IN_PRE
 260   COFF_ADJUST_FILEHDR_IN_PRE (abfd, src, dst);
 261 #endif
 262   filehdr_dst->f_magic  = H_GET_16 (abfd, filehdr_src->f_magic);
 263   filehdr_dst->f_nscns  = H_GET_16 (abfd, filehdr_src->f_nscns);
 264   filehdr_dst->f_timdat = H_GET_32 (abfd, filehdr_src->f_timdat);
 265   filehdr_dst->f_symptr = GET_FILEHDR_SYMPTR (abfd, filehdr_src->f_symptr);
 266   filehdr_dst->f_nsyms  = H_GET_32 (abfd, filehdr_src->f_nsyms);
 267   filehdr_dst->f_opthdr = H_GET_16 (abfd, filehdr_src->f_opthdr);
 268   filehdr_dst->f_flags  = H_GET_16 (abfd, filehdr_src->f_flags);
 269 #ifdef TIC80_TARGET_ID
 270   filehdr_dst->f_target_id = H_GET_16 (abfd, filehdr_src->f_target_id);
 271 #endif
 272
 273 #ifdef COFF_ADJUST_FILEHDR_IN_POST
 274   COFF_ADJUST_FILEHDR_IN_POST (abfd, src, dst);
 275 #endif
 276 }
 277
 278 static  unsigned int
 279 coff_swap_filehdr_out (bfd *abfd, void * in, void * out)
 280 {
 281   struct internal_filehdr *filehdr_in = (struct internal_filehdr *) in;
 282   FILHDR *filehdr_out = (FILHDR *) out;
 283
 284 #ifdef COFF_ADJUST_FILEHDR_OUT_PRE
 285   COFF_ADJUST_FILEHDR_OUT_PRE (abfd, in, out);
 286 #endif
 287   H_PUT_16 (abfd, filehdr_in->f_magic, filehdr_out->f_magic);
 288   H_PUT_16 (abfd, filehdr_in->f_nscns, filehdr_out->f_nscns);
 289   H_PUT_32 (abfd, filehdr_in->f_timdat, filehdr_out->f_timdat);
 290   PUT_FILEHDR_SYMPTR (abfd, filehdr_in->f_symptr, filehdr_out->f_symptr);
 291   H_PUT_32 (abfd, filehdr_in->f_nsyms, filehdr_out->f_nsyms);
 292   H_PUT_16 (abfd, filehdr_in->f_opthdr, filehdr_out->f_opthdr);
 293   H_PUT_16 (abfd, filehdr_in->f_flags, filehdr_out->f_flags);
 294 #ifdef TIC80_TARGET_ID
 295   H_PUT_16 (abfd, filehdr_in->f_target_id, filehdr_out->f_target_id);
 296 #endif
 297
 298 #ifdef COFF_ADJUST_FILEHDR_OUT_POST
 299   COFF_ADJUST_FILEHDR_OUT_POST (abfd, in, out);
 300 #endif
 301   return bfd_coff_filhsz (abfd);
 302 }
 303
 304 #ifndef NO_COFF_SYMBOLS
 305
 306 static void
 307 coff_swap_sym_in (bfd * abfd, void * ext1, void * in1)
 308 {
 309   SYMENT *ext = (SYMENT *) ext1;
 310   struct internal_syment *in = (struct internal_syment *) in1;
 311
 312   if (ext->e.e_name[0] == 0)
 313     {
 314       in->_n._n_n._n_zeroes = 0;
 315       in->_n._n_n._n_offset = H_GET_32 (abfd, ext->e.e.e_offset);
 316     }
 317   else
 318     {
 319 #if SYMNMLEN != E_SYMNMLEN
 320 #error we need to cope with truncating or extending SYMNMLEN
 321 #else
 322       memcpy (in->_n._n_name, ext->e.e_name, SYMNMLEN);
 323 #endif
 324     }
 325
 326   in->n_value = H_GET_32 (abfd, ext->e_value);
 327   in->n_scnum = H_GET_16 (abfd, ext->e_scnum);
 328   if (sizeof (ext->e_type) == 2)
 329     in->n_type = H_GET_16 (abfd, ext->e_type);
 330   else
 331     in->n_type = H_GET_32 (abfd, ext->e_type);
 332   in->n_sclass = H_GET_8 (abfd, ext->e_sclass);
 333   in->n_numaux = H_GET_8 (abfd, ext->e_numaux);
 334 #ifdef COFF_ADJUST_SYM_IN_POST
 335   COFF_ADJUST_SYM_IN_POST (abfd, ext1, in1);
 336 #endif
 337 }
 338
 339 static unsigned int
 340 coff_swap_sym_out (bfd * abfd, void * inp, void * extp)
 341 {
 342   struct internal_syment *in = (struct internal_syment *) inp;
 343   SYMENT *ext =(SYMENT *) extp;
 344
 345 #ifdef COFF_ADJUST_SYM_OUT_PRE
 346   COFF_ADJUST_SYM_OUT_PRE (abfd, inp, extp);
 347 #endif
 348
 349   if (in->_n._n_name[0] == 0)
 350     {
 351       H_PUT_32 (abfd, 0, ext->e.e.e_zeroes);
 352       H_PUT_32 (abfd, in->_n._n_n._n_offset, ext->e.e.e_offset);
 353     }
 354   else
 355     {
 356 #if SYMNMLEN != E_SYMNMLEN
 357 #error we need to cope with truncating or extending SYMNMLEN
 358 #else
 359       memcpy (ext->e.e_name, in->_n._n_name, SYMNMLEN);
 360 #endif
 361     }
 362
 363   H_PUT_32 (abfd, in->n_value, ext->e_value);
 364   H_PUT_16 (abfd, in->n_scnum, ext->e_scnum);
 365
 366   if (sizeof (ext->e_type) == 2)
 367     H_PUT_16 (abfd, in->n_type, ext->e_type);
 368   else
 369     H_PUT_32 (abfd, in->n_type, ext->e_type);
 370
 371   H_PUT_8 (abfd, in->n_sclass, ext->e_sclass);
 372   H_PUT_8 (abfd, in->n_numaux, ext->e_numaux);
 373
 374 #ifdef COFF_ADJUST_SYM_OUT_POST
 375   COFF_ADJUST_SYM_OUT_POST (abfd, inp, extp);
 376 #endif
 377
 378   return SYMESZ;
 379 }
 380
 381 static void
 382 coff_swap_aux_in (bfd *abfd,
 383                   void * ext1,
 384                   int type,
 385                   int in_class,
 386                   int indx,
 387                   int numaux,
 388                   void * in1)
 389 {
 390   AUXENT *ext = (AUXENT *) ext1;
 391   union internal_auxent *in = (union internal_auxent *) in1;
 392
 393 #ifdef COFF_ADJUST_AUX_IN_PRE
 394   COFF_ADJUST_AUX_IN_PRE (abfd, ext1, type, in_class, indx, numaux, in1);
 395 #endif
 396
 397   switch (in_class)
 398     {
 399     case C_FILE:
 400       if (ext->x_file.x_fname[0] == 0)
 401         {
 402           in->x_file.x_n.x_zeroes = 0;
 403           in->x_file.x_n.x_offset = H_GET_32 (abfd, ext->x_file.x_n.x_offset);
 404         }
 405       else
 406         {
 407 #if FILNMLEN != E_FILNMLEN
 408 #error we need to cope with truncating or extending FILNMLEN
 409 #else
 410           if (numaux > 1)
 411             {
 412               if (indx == 0)
 413                 memcpy (in->x_file.x_fname, ext->x_file.x_fname,
 414                         numaux * sizeof (AUXENT));
 415             }
 416           else
 417             memcpy (in->x_file.x_fname, ext->x_file.x_fname, FILNMLEN);
 418 #endif
 419         }
 420       goto end;
 421
 422     case C_STAT:
 423 #ifdef C_LEAFSTAT
 424     case C_LEAFSTAT:
 425 #endif
 426     case C_HIDDEN:
 427       if (type == T_NULL)
 428         {
 429           in->x_scn.x_scnlen = GET_SCN_SCNLEN (abfd, ext);
 430           in->x_scn.x_nreloc = GET_SCN_NRELOC (abfd, ext);
 431           in->x_scn.x_nlinno = GET_SCN_NLINNO (abfd, ext);
 432
 433           /* PE defines some extra fields; we zero them out for
 434              safety.  */
 435           in->x_scn.x_checksum = 0;
 436           in->x_scn.x_associated = 0;
 437           in->x_scn.x_comdat = 0;
 438
 439           goto end;
 440         }
 441       break;
 442     }
 443
 444   in->x_sym.x_tagndx.l = H_GET_32 (abfd, ext->x_sym.x_tagndx);
 445 #ifndef NO_TVNDX
 446   in->x_sym.x_tvndx = H_GET_16 (abfd, ext->x_sym.x_tvndx);
 447 #endif
 448
 449   if (in_class == C_BLOCK || in_class == C_FCN || ISFCN (type)
 450       || ISTAG (in_class))
 451     {
 452       in->x_sym.x_fcnary.x_fcn.x_lnnoptr = GET_FCN_LNNOPTR (abfd, ext);
 453       in->x_sym.x_fcnary.x_fcn.x_endndx.l = GET_FCN_ENDNDX (abfd, ext);
 454     }
 455   else
 456     {
 457 #if DIMNUM != E_DIMNUM
 458 #error we need to cope with truncating or extending DIMNUM
 459 #endif
 460       in->x_sym.x_fcnary.x_ary.x_dimen[0] =
 461         H_GET_16 (abfd, ext->x_sym.x_fcnary.x_ary.x_dimen[0]);
 462       in->x_sym.x_fcnary.x_ary.x_dimen[1] =
 463         H_GET_16 (abfd, ext->x_sym.x_fcnary.x_ary.x_dimen[1]);
 464       in->x_sym.x_fcnary.x_ary.x_dimen[2] =
 465         H_GET_16 (abfd, ext->x_sym.x_fcnary.x_ary.x_dimen[2]);
 466       in->x_sym.x_fcnary.x_ary.x_dimen[3] =
 467         H_GET_16 (abfd, ext->x_sym.x_fcnary.x_ary.x_dimen[3]);
 468     }
 469
 470   if (ISFCN (type))
 471     in->x_sym.x_misc.x_fsize = H_GET_32 (abfd, ext->x_sym.x_misc.x_fsize);
 472   else
 473     {
 474       in->x_sym.x_misc.x_lnsz.x_lnno = GET_LNSZ_LNNO (abfd, ext);
 475       in->x_sym.x_misc.x_lnsz.x_size = GET_LNSZ_SIZE (abfd, ext);
 476     }
 477
 478  end: ;
 479
 480 #ifdef COFF_ADJUST_AUX_IN_POST
 481   COFF_ADJUST_AUX_IN_POST (abfd, ext1, type, in_class, indx, numaux, in1);
 482 #endif
 483 }
 484
 485 static unsigned int
 486 coff_swap_aux_out (bfd * abfd,
 487                    void * inp,
 488                    int type,
 489                    int in_class,
 490                    int indx ATTRIBUTE_UNUSED,
 491                    int numaux ATTRIBUTE_UNUSED,
 492                    void * extp)
 493 {
 494   union internal_auxent * in = (union internal_auxent *) inp;
 495   AUXENT *ext = (AUXENT *) extp;
 496
 497 #ifdef COFF_ADJUST_AUX_OUT_PRE
 498   COFF_ADJUST_AUX_OUT_PRE (abfd, inp, type, in_class, indx, numaux, extp);
 499 #endif
 500
 501   memset (ext, 0, AUXESZ);
 502
 503   switch (in_class)
 504     {
 505     case C_FILE:
 506       if (in->x_file.x_fname[0] == 0)
 507         {
 508           H_PUT_32 (abfd, 0, ext->x_file.x_n.x_zeroes);
 509           H_PUT_32 (abfd, in->x_file.x_n.x_offset, ext->x_file.x_n.x_offset);
 510         }
 511       else
 512         {
 513 #if FILNMLEN != E_FILNMLEN
 514 #error we need to cope with truncating or extending FILNMLEN
 515 #else
 516           memcpy (ext->x_file.x_fname, in->x_file.x_fname, FILNMLEN);
 517 #endif
 518         }
 519       goto end;
 520
 521     case C_STAT:
 522 #ifdef C_LEAFSTAT
 523     case C_LEAFSTAT:
 524 #endif
 525     case C_HIDDEN:
 526       if (type == T_NULL)
 527         {
 528           PUT_SCN_SCNLEN (abfd, in->x_scn.x_scnlen, ext);
 529           PUT_SCN_NRELOC (abfd, in->x_scn.x_nreloc, ext);
 530           PUT_SCN_NLINNO (abfd, in->x_scn.x_nlinno, ext);
 531           goto end;
 532         }
 533       break;
 534     }
 535
 536   H_PUT_32 (abfd, in->x_sym.x_tagndx.l, ext->x_sym.x_tagndx);
 537 #ifndef NO_TVNDX
 538   H_PUT_16 (abfd, in->x_sym.x_tvndx, ext->x_sym.x_tvndx);
 539 #endif
 540
 541   if (in_class == C_BLOCK || in_class == C_FCN || ISFCN (type)
 542       || ISTAG (in_class))
 543     {
 544       PUT_FCN_LNNOPTR (abfd, in->x_sym.x_fcnary.x_fcn.x_lnnoptr, ext);
 545       PUT_FCN_ENDNDX (abfd, in->x_sym.x_fcnary.x_fcn.x_endndx.l, ext);
 546     }
 547   else
 548     {
 549 #if DIMNUM != E_DIMNUM
 550 #error we need to cope with truncating or extending DIMNUM
 551 #endif
 552       H_PUT_16 (abfd, in->x_sym.x_fcnary.x_ary.x_dimen[0],
 553                ext->x_sym.x_fcnary.x_ary.x_dimen[0]);
 554       H_PUT_16 (abfd, in->x_sym.x_fcnary.x_ary.x_dimen[1],
 555                ext->x_sym.x_fcnary.x_ary.x_dimen[1]);
 556       H_PUT_16 (abfd, in->x_sym.x_fcnary.x_ary.x_dimen[2],
 557                ext->x_sym.x_fcnary.x_ary.x_dimen[2]);
 558       H_PUT_16 (abfd, in->x_sym.x_fcnary.x_ary.x_dimen[3],
 559                ext->x_sym.x_fcnary.x_ary.x_dimen[3]);
 560     }
 561
 562   if (ISFCN (type))
 563     H_PUT_32 (abfd, in->x_sym.x_misc.x_fsize, ext->x_sym.x_misc.x_fsize);
 564   else
 565     {
 566       PUT_LNSZ_LNNO (abfd, in->x_sym.x_misc.x_lnsz.x_lnno, ext);
 567       PUT_LNSZ_SIZE (abfd, in->x_sym.x_misc.x_lnsz.x_size, ext);
 568     }
 569
 570  end:
 571 #ifdef COFF_ADJUST_AUX_OUT_POST
 572   COFF_ADJUST_AUX_OUT_POST (abfd, inp, type, in_class, indx, numaux, extp);
 573 #endif
 574   return AUXESZ;
 575 }
 576
 577 #endif /* NO_COFF_SYMBOLS */
 578
 579 #ifndef NO_COFF_LINENOS
 580
 581 static void
 582 coff_swap_lineno_in (bfd * abfd, void * ext1, void * in1)
 583 {
 584   LINENO *ext = (LINENO *) ext1;
 585   struct internal_lineno *in = (struct internal_lineno *) in1;
 586
 587   in->l_addr.l_symndx = H_GET_32 (abfd, ext->l_addr.l_symndx);
 588   in->l_lnno = GET_LINENO_LNNO (abfd, ext);
 589 }
 590
 591 static unsigned int
 592 coff_swap_lineno_out (bfd * abfd, void * inp, void * outp)
 593 {
 594   struct internal_lineno *in = (struct internal_lineno *) inp;
 595   struct external_lineno *ext = (struct external_lineno *) outp;
 596   H_PUT_32 (abfd, in->l_addr.l_symndx, ext->l_addr.l_symndx);
 597
 598   PUT_LINENO_LNNO (abfd, in->l_lnno, ext);
 599   return LINESZ;
 600 }
 601
 602 #endif /* NO_COFF_LINENOS */
 603
 604 static void
 605 coff_swap_aouthdr_in (bfd * abfd, void * aouthdr_ext1, void * aouthdr_int1)
 606 {
 607   AOUTHDR *aouthdr_ext;
 608   struct internal_aouthdr *aouthdr_int;
 609
 610   aouthdr_ext = (AOUTHDR *) aouthdr_ext1;
 611   aouthdr_int = (struct internal_aouthdr *) aouthdr_int1;
 612   aouthdr_int->magic = H_GET_16 (abfd, aouthdr_ext->magic);
 613   aouthdr_int->vstamp = H_GET_16 (abfd, aouthdr_ext->vstamp);
 614   aouthdr_int->tsize = GET_AOUTHDR_TSIZE (abfd, aouthdr_ext->tsize);
 615   aouthdr_int->dsize = GET_AOUTHDR_DSIZE (abfd, aouthdr_ext->dsize);
 616   aouthdr_int->bsize = GET_AOUTHDR_BSIZE (abfd, aouthdr_ext->bsize);
 617   aouthdr_int->entry = GET_AOUTHDR_ENTRY (abfd, aouthdr_ext->entry);
 618   aouthdr_int->text_start =
 619     GET_AOUTHDR_TEXT_START (abfd, aouthdr_ext->text_start);
 620   aouthdr_int->data_start =
 621     GET_AOUTHDR_DATA_START (abfd, aouthdr_ext->data_start);
 622
 623 #ifdef I960
 624   aouthdr_int->tagentries = H_GET_32 (abfd, aouthdr_ext->tagentries);
 625 #endif
 626
 627 #ifdef APOLLO_M68
 628   H_PUT_32 (abfd, aouthdr_int->o_inlib, aouthdr_ext->o_inlib);
 629   H_PUT_32 (abfd, aouthdr_int->o_sri, aouthdr_ext->o_sri);
 630   H_PUT_32 (abfd, aouthdr_int->vid[0], aouthdr_ext->vid);
 631   H_PUT_32 (abfd, aouthdr_int->vid[1], aouthdr_ext->vid + 4);
 632 #endif
 633
 634 #ifdef RS6000COFF_C
 635 #ifdef XCOFF64
 636   aouthdr_int->o_toc = H_GET_64 (abfd, aouthdr_ext->o_toc);
 637 #else
 638   aouthdr_int->o_toc = H_GET_32 (abfd, aouthdr_ext->o_toc);
 639 #endif
 640   aouthdr_int->o_snentry  = H_GET_16 (abfd, aouthdr_ext->o_snentry);
 641   aouthdr_int->o_sntext   = H_GET_16 (abfd, aouthdr_ext->o_sntext);
 642   aouthdr_int->o_sndata   = H_GET_16 (abfd, aouthdr_ext->o_sndata);
 643   aouthdr_int->o_sntoc    = H_GET_16 (abfd, aouthdr_ext->o_sntoc);
 644   aouthdr_int->o_snloader = H_GET_16 (abfd, aouthdr_ext->o_snloader);
 645   aouthdr_int->o_snbss    = H_GET_16 (abfd, aouthdr_ext->o_snbss);
 646   aouthdr_int->o_algntext = H_GET_16 (abfd, aouthdr_ext->o_algntext);
 647   aouthdr_int->o_algndata = H_GET_16 (abfd, aouthdr_ext->o_algndata);
 648   aouthdr_int->o_modtype  = H_GET_16 (abfd, aouthdr_ext->o_modtype);
 649   aouthdr_int->o_cputype  = H_GET_16 (abfd, aouthdr_ext->o_cputype);
 650 #ifdef XCOFF64
 651   aouthdr_int->o_maxstack = H_GET_64 (abfd, aouthdr_ext->o_maxstack);
 652   aouthdr_int->o_maxdata  = H_GET_64 (abfd, aouthdr_ext->o_maxdata);
 653 #else
 654   aouthdr_int->o_maxstack = H_GET_32 (abfd, aouthdr_ext->o_maxstack);
 655   aouthdr_int->o_maxdata  = H_GET_32 (abfd, aouthdr_ext->o_maxdata);
 656 #endif
 657 #endif
 658
 659 #ifdef MIPSECOFF
 660   aouthdr_int->bss_start  = H_GET_32 (abfd, aouthdr_ext->bss_start);
 661   aouthdr_int->gp_value   = H_GET_32 (abfd, aouthdr_ext->gp_value);
 662   aouthdr_int->gprmask    = H_GET_32 (abfd, aouthdr_ext->gprmask);
 663   aouthdr_int->cprmask[0] = H_GET_32 (abfd, aouthdr_ext->cprmask[0]);
 664   aouthdr_int->cprmask[1] = H_GET_32 (abfd, aouthdr_ext->cprmask[1]);
 665   aouthdr_int->cprmask[2] = H_GET_32 (abfd, aouthdr_ext->cprmask[2]);
 666   aouthdr_int->cprmask[3] = H_GET_32 (abfd, aouthdr_ext->cprmask[3]);
 667 #endif
 668
 669 #ifdef ALPHAECOFF
 670   aouthdr_int->bss_start = H_GET_64 (abfd, aouthdr_ext->bss_start);
 671   aouthdr_int->gp_value  = H_GET_64 (abfd, aouthdr_ext->gp_value);
 672   aouthdr_int->gprmask   = H_GET_32 (abfd, aouthdr_ext->gprmask);
 673   aouthdr_int->fprmask   = H_GET_32 (abfd, aouthdr_ext->fprmask);
 674 #endif
 675 }
 676
 677 static unsigned int
 678 coff_swap_aouthdr_out (bfd * abfd, void * in, void * out)
 679 {
 680   struct internal_aouthdr *aouthdr_in = (struct internal_aouthdr *) in;
 681   AOUTHDR *aouthdr_out = (AOUTHDR *) out;
 682
 683   H_PUT_16 (abfd, aouthdr_in->magic, aouthdr_out->magic);
 684   H_PUT_16 (abfd, aouthdr_in->vstamp, aouthdr_out->vstamp);
 685   PUT_AOUTHDR_TSIZE (abfd, aouthdr_in->tsize, aouthdr_out->tsize);
 686   PUT_AOUTHDR_DSIZE (abfd, aouthdr_in->dsize, aouthdr_out->dsize);
 687   PUT_AOUTHDR_BSIZE (abfd, aouthdr_in->bsize, aouthdr_out->bsize);
 688   PUT_AOUTHDR_ENTRY (abfd, aouthdr_in->entry, aouthdr_out->entry);
 689   PUT_AOUTHDR_TEXT_START (abfd, aouthdr_in->text_start,
 690                           aouthdr_out->text_start);
 691   PUT_AOUTHDR_DATA_START (abfd, aouthdr_in->data_start,
 692                           aouthdr_out->data_start);
 693
 694 #ifdef I960
 695   H_PUT_32 (abfd, aouthdr_in->tagentries, aouthdr_out->tagentries);
 696 #endif
 697
 698 #ifdef RS6000COFF_C
 699 #ifdef XCOFF64
 700   H_PUT_64 (abfd, aouthdr_in->o_toc, aouthdr_out->o_toc);
 701 #else
 702   H_PUT_32 (abfd, aouthdr_in->o_toc, aouthdr_out->o_toc);
 703 #endif
 704   H_PUT_16 (abfd, aouthdr_in->o_snentry, aouthdr_out->o_snentry);
 705   H_PUT_16 (abfd, aouthdr_in->o_sntext, aouthdr_out->o_sntext);
 706   H_PUT_16 (abfd, aouthdr_in->o_sndata, aouthdr_out->o_sndata);
 707   H_PUT_16 (abfd, aouthdr_in->o_sntoc, aouthdr_out->o_sntoc);
 708   H_PUT_16 (abfd, aouthdr_in->o_snloader, aouthdr_out->o_snloader);
 709   H_PUT_16 (abfd, aouthdr_in->o_snbss, aouthdr_out->o_snbss);
 710   H_PUT_16 (abfd, aouthdr_in->o_algntext, aouthdr_out->o_algntext);
 711   H_PUT_16 (abfd, aouthdr_in->o_algndata, aouthdr_out->o_algndata);
 712   H_PUT_16 (abfd, aouthdr_in->o_modtype, aouthdr_out->o_modtype);
 713   H_PUT_16 (abfd, aouthdr_in->o_cputype, aouthdr_out->o_cputype);
 714 #ifdef XCOFF64
 715   H_PUT_64 (abfd, aouthdr_in->o_maxstack, aouthdr_out->o_maxstack);
 716   H_PUT_64 (abfd, aouthdr_in->o_maxdata, aouthdr_out->o_maxdata);
 717 #else
 718   H_PUT_32 (abfd, aouthdr_in->o_maxstack, aouthdr_out->o_maxstack);
 719   H_PUT_32 (abfd, aouthdr_in->o_maxdata, aouthdr_out->o_maxdata);
 720 #endif
 721   memset (aouthdr_out->o_resv2, 0, sizeof aouthdr_out->o_resv2);
 722 #ifdef XCOFF64
 723   memset (aouthdr_out->o_debugger, 0, sizeof aouthdr_out->o_debugger);
 724   memset (aouthdr_out->o_resv3, 0, sizeof aouthdr_out->o_resv3);
 725 #endif
 726 #endif
 727
 728 #ifdef MIPSECOFF
 729   H_PUT_32 (abfd, aouthdr_in->bss_start, aouthdr_out->bss_start);
 730   H_PUT_32 (abfd, aouthdr_in->gp_value, aouthdr_out->gp_value);
 731   H_PUT_32 (abfd, aouthdr_in->gprmask, aouthdr_out->gprmask);
 732   H_PUT_32 (abfd, aouthdr_in->cprmask[0], aouthdr_out->cprmask[0]);
 733   H_PUT_32 (abfd, aouthdr_in->cprmask[1], aouthdr_out->cprmask[1]);
 734   H_PUT_32 (abfd, aouthdr_in->cprmask[2], aouthdr_out->cprmask[2]);
 735   H_PUT_32 (abfd, aouthdr_in->cprmask[3], aouthdr_out->cprmask[3]);
 736 #endif
 737
 738 #ifdef ALPHAECOFF
 739   /* FIXME: What does bldrev mean?  */
 740   H_PUT_16 (abfd, 2, aouthdr_out->bldrev);
 741   H_PUT_16 (abfd, 0, aouthdr_out->padding);
 742   H_PUT_64 (abfd, aouthdr_in->bss_start, aouthdr_out->bss_start);
 743   H_PUT_64 (abfd, aouthdr_in->gp_value, aouthdr_out->gp_value);
 744   H_PUT_32 (abfd, aouthdr_in->gprmask, aouthdr_out->gprmask);
 745   H_PUT_32 (abfd, aouthdr_in->fprmask, aouthdr_out->fprmask);
 746 #endif
 747
 748   return AOUTSZ;
 749 }
 750
 751 static void
 752 coff_swap_scnhdr_in (bfd * abfd, void * ext, void * in)
 753 {
 754   SCNHDR *scnhdr_ext = (SCNHDR *) ext;
 755   struct internal_scnhdr *scnhdr_int = (struct internal_scnhdr *) in;
 756
 757 #ifdef COFF_ADJUST_SCNHDR_IN_PRE
 758   COFF_ADJUST_SCNHDR_IN_PRE (abfd, ext, in);
 759 #endif
 760   memcpy (scnhdr_int->s_name, scnhdr_ext->s_name, sizeof (scnhdr_int->s_name));
 761
 762   scnhdr_int->s_vaddr = GET_SCNHDR_VADDR (abfd, scnhdr_ext->s_vaddr);
 763   scnhdr_int->s_paddr = GET_SCNHDR_PADDR (abfd, scnhdr_ext->s_paddr);
 764   scnhdr_int->s_size = GET_SCNHDR_SIZE (abfd, scnhdr_ext->s_size);
 765
 766   scnhdr_int->s_scnptr = GET_SCNHDR_SCNPTR (abfd, scnhdr_ext->s_scnptr);
 767   scnhdr_int->s_relptr = GET_SCNHDR_RELPTR (abfd, scnhdr_ext->s_relptr);
 768   scnhdr_int->s_lnnoptr = GET_SCNHDR_LNNOPTR (abfd, scnhdr_ext->s_lnnoptr);
 769   scnhdr_int->s_flags = GET_SCNHDR_FLAGS (abfd, scnhdr_ext->s_flags);
 770   scnhdr_int->s_nreloc = GET_SCNHDR_NRELOC (abfd, scnhdr_ext->s_nreloc);
 771   scnhdr_int->s_nlnno = GET_SCNHDR_NLNNO (abfd, scnhdr_ext->s_nlnno);
 772 #ifdef I960
 773   scnhdr_int->s_align = GET_SCNHDR_ALIGN (abfd, scnhdr_ext->s_align);
 774 #endif
 775 #ifdef COFF_ADJUST_SCNHDR_IN_POST
 776   COFF_ADJUST_SCNHDR_IN_POST (abfd, ext, in);
 777 #endif
 778 }
 779
 780 static unsigned int
 781 coff_swap_scnhdr_out (bfd * abfd, void * in, void * out)
 782 {
 783   struct internal_scnhdr *scnhdr_int = (struct internal_scnhdr *) in;
 784   SCNHDR *scnhdr_ext = (SCNHDR *) out;
 785   unsigned int ret = bfd_coff_scnhsz (abfd);
 786
 787 #ifdef COFF_ADJUST_SCNHDR_OUT_PRE
 788   COFF_ADJUST_SCNHDR_OUT_PRE (abfd, in, out);
 789 #endif
 790   memcpy (scnhdr_ext->s_name, scnhdr_int->s_name, sizeof (scnhdr_int->s_name));
 791
 792   PUT_SCNHDR_VADDR (abfd, scnhdr_int->s_vaddr, scnhdr_ext->s_vaddr);
 793   PUT_SCNHDR_PADDR (abfd, scnhdr_int->s_paddr, scnhdr_ext->s_paddr);
 794   PUT_SCNHDR_SIZE (abfd, scnhdr_int->s_size, scnhdr_ext->s_size);
 795   PUT_SCNHDR_SCNPTR (abfd, scnhdr_int->s_scnptr, scnhdr_ext->s_scnptr);
 796   PUT_SCNHDR_RELPTR (abfd, scnhdr_int->s_relptr, scnhdr_ext->s_relptr);
 797   PUT_SCNHDR_LNNOPTR (abfd, scnhdr_int->s_lnnoptr, scnhdr_ext->s_lnnoptr);
 798   PUT_SCNHDR_FLAGS (abfd, scnhdr_int->s_flags, scnhdr_ext->s_flags);
 799 #if defined(M88)
 800   H_PUT_32 (abfd, scnhdr_int->s_nlnno, scnhdr_ext->s_nlnno);
 801   H_PUT_32 (abfd, scnhdr_int->s_nreloc, scnhdr_ext->s_nreloc);
 802 #else
 803   if (scnhdr_int->s_nlnno <= MAX_SCNHDR_NLNNO)
 804     PUT_SCNHDR_NLNNO (abfd, scnhdr_int->s_nlnno, scnhdr_ext->s_nlnno);
 805   else
 806     {
 807       char buf[sizeof (scnhdr_int->s_name) + 1];
 808
 809       memcpy (buf, scnhdr_int->s_name, sizeof (scnhdr_int->s_name));
 810       buf[sizeof (scnhdr_int->s_name)] = '\0';
 811       (*_bfd_error_handler)
 812         (_("%s: warning: %s: line number overflow: 0x%lx > 0xffff"),
 813          bfd_get_filename (abfd),
 814          buf, scnhdr_int->s_nlnno);
 815       PUT_SCNHDR_NLNNO (abfd, 0xffff, scnhdr_ext->s_nlnno);
 816     }
 817
 818   if (scnhdr_int->s_nreloc <= MAX_SCNHDR_NRELOC)
 819     PUT_SCNHDR_NRELOC (abfd, scnhdr_int->s_nreloc, scnhdr_ext->s_nreloc);
 820   else
 821     {
 822       char buf[sizeof (scnhdr_int->s_name) + 1];
 823
 824       memcpy (buf, scnhdr_int->s_name, sizeof (scnhdr_int->s_name));
 825       buf[sizeof (scnhdr_int->s_name)] = '\0';
 826       (*_bfd_error_handler) (_("%s: %s: reloc overflow: 0x%lx > 0xffff"),
 827                              bfd_get_filename (abfd),
 828                              buf, scnhdr_int->s_nreloc);
 829       bfd_set_error (bfd_error_file_truncated);
 830       PUT_SCNHDR_NRELOC (abfd, 0xffff, scnhdr_ext->s_nreloc);
 831       ret = 0;
 832     }
 833 #endif
 834
 835 #ifdef I960
 836   PUT_SCNHDR_ALIGN (abfd, scnhdr_int->s_align, scnhdr_ext->s_align);
 837 #endif
 838 #ifdef COFF_ADJUST_SCNHDR_OUT_POST
 839   COFF_ADJUST_SCNHDR_OUT_POST (abfd, in, out);
 840 #endif
 841   return ret;
 842 }