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  1. /* BFD COFF interfaces used outside of BFD.
  2.    Copyright (C) 1990-2015 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. #include "sysdep.h"
  23. #include "bfd.h"
  24. #include "libbfd.h"
  25. #include "coff/internal.h"
  26. #include "libcoff.h"
  27.  
  28. /* Return the COFF syment for a symbol.  */
  29.  
  30. bfd_boolean
  31. bfd_coff_get_syment (bfd *abfd,
  32.                      asymbol *symbol,
  33.                      struct internal_syment *psyment)
  34. {
  35.   coff_symbol_type *csym;
  36.  
  37.   csym = coff_symbol_from (symbol);
  38.   if (csym == NULL || csym->native == NULL
  39.       || ! csym->native->is_sym)
  40.     {
  41.       bfd_set_error (bfd_error_invalid_operation);
  42.       return FALSE;
  43.     }
  44.  
  45.   *psyment = csym->native->u.syment;
  46.  
  47.   if (csym->native->fix_value)
  48.     psyment->n_value = psyment->n_value -
  49.       (bfd_hostptr_t) obj_raw_syments (abfd);
  50.  
  51.   /* FIXME: We should handle fix_line here.  */
  52.  
  53.   return TRUE;
  54. }
  55.  
  56. /* Return the COFF auxent for a symbol.  */
  57.  
  58. bfd_boolean
  59. bfd_coff_get_auxent (bfd *abfd,
  60.                      asymbol *symbol,
  61.                      int indx,
  62.                      union internal_auxent *pauxent)
  63. {
  64.   coff_symbol_type *csym;
  65.   combined_entry_type *ent;
  66.  
  67.   csym = coff_symbol_from (symbol);
  68.  
  69.   if (csym == NULL
  70.       || csym->native == NULL
  71.       || ! csym->native->is_sym
  72.       || indx >= csym->native->u.syment.n_numaux)
  73.     {
  74.       bfd_set_error (bfd_error_invalid_operation);
  75.       return FALSE;
  76.     }
  77.  
  78.   ent = csym->native + indx + 1;
  79.  
  80.   BFD_ASSERT (! ent->is_sym);
  81.   *pauxent = ent->u.auxent;
  82.  
  83.   if (ent->fix_tag)
  84.     pauxent->x_sym.x_tagndx.l =
  85.       ((combined_entry_type *) pauxent->x_sym.x_tagndx.p
  86.        - obj_raw_syments (abfd));
  87.  
  88.   if (ent->fix_end)
  89.     pauxent->x_sym.x_fcnary.x_fcn.x_endndx.l =
  90.       ((combined_entry_type *) pauxent->x_sym.x_fcnary.x_fcn.x_endndx.p
  91.        - obj_raw_syments (abfd));
  92.  
  93.   if (ent->fix_scnlen)
  94.     pauxent->x_csect.x_scnlen.l =
  95.       ((combined_entry_type *) pauxent->x_csect.x_scnlen.p
  96.        - obj_raw_syments (abfd));
  97.  
  98.   return TRUE;
  99. }
  100.