1/* BFD COFF interfaces used outside of BFD.
2   Copyright (C) 1990-2017 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
30bfd_boolean
31bfd_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
58bfd_boolean
59bfd_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