| 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 | |
| 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 | } |