diff options
Diffstat (limited to 'bfd/coff-bfd.h')
-rw-r--r-- | bfd/coff-bfd.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/bfd/coff-bfd.h b/bfd/coff-bfd.h new file mode 100644 index 0000000..3e30ef3 --- /dev/null +++ b/bfd/coff-bfd.h @@ -0,0 +1,86 @@ +/* BFD COFF interfaces used outside of BFD. + Copyright (C) 1990-2014 Free Software Foundation, Inc. + Written by Cygnus Support. + + This file is part of BFD, the Binary File Descriptor library. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, + MA 02110-1301, USA. */ + +/* This structure is used for a comdat section, as in PE. A comdat + section is associated with a particular symbol. When the linker + sees a comdat section, it keeps only one of the sections with a + given name and associated with a given symbol. */ + +struct coff_comdat_info +{ + /* The name of the symbol associated with a comdat section. */ + const char *name; + + /* The local symbol table index of the symbol associated with a + comdat section. This is only meaningful to the object file format + specific code; it is not an index into the list returned by + bfd_canonicalize_symtab. */ + long symbol; +}; + +/* The used_by_bfd field of a section may be set to a pointer to this + structure. */ + +struct coff_section_tdata +{ + /* The relocs, swapped into COFF internal form. This may be NULL. */ + struct internal_reloc *relocs; + /* If this is TRUE, the relocs entry may not be freed. */ + bfd_boolean keep_relocs; + /* The section contents. This may be NULL. */ + bfd_byte *contents; + /* If this is TRUE, the contents entry may not be freed. */ + bfd_boolean keep_contents; + /* Information cached by coff_find_nearest_line. */ + bfd_vma offset; + unsigned int i; + const char *function; + /* Optional information about a COMDAT entry; NULL if not COMDAT. */ + struct coff_comdat_info *comdat; + int line_base; + /* A pointer used for .stab linking optimizations. */ + void * stab_info; + /* Available for individual backends. */ + void * tdata; +}; + +/* An accessor macro for the coff_section_tdata structure. */ +#define coff_section_data(abfd, sec) \ + ((struct coff_section_tdata *) (sec)->used_by_bfd) + +#define bfd_coff_get_comdat_section(abfd, sec) \ + ((bfd_get_flavour (abfd) == bfd_target_coff_flavour \ + && coff_section_data (abfd, sec) != NULL) \ + ? coff_section_data (abfd, sec)->comdat : NULL) + +#define coff_symbol_from(symbol) \ + ((bfd_family_coff (bfd_asymbol_bfd (symbol)) \ + && bfd_asymbol_bfd (symbol)->tdata.coff_obj_data) \ + ? (coff_symbol_type *) (symbol) : NULL) + +struct internal_syment; +union internal_auxent; + +extern bfd_boolean bfd_coff_get_syment + (bfd *, struct bfd_symbol *, struct internal_syment *); + +extern bfd_boolean bfd_coff_get_auxent + (bfd *, struct bfd_symbol *, int, union internal_auxent *); |