From 4a81b56152631cda9dc351cb4d2f61f395ee4414 Mon Sep 17 00:00:00 2001 From: David Henkel-Wallace Date: Thu, 21 Mar 1991 21:11:25 +0000 Subject: Initial revision --- bfd/libaout.h | 80 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 80 insertions(+) create mode 100644 bfd/libaout.h (limited to 'bfd/libaout.h') diff --git a/bfd/libaout.h b/bfd/libaout.h new file mode 100644 index 0000000..febe2f4 --- /dev/null +++ b/bfd/libaout.h @@ -0,0 +1,80 @@ +/* Copyright (C) 1990, 1991 Free Software Foundation, Inc. + +This file is part of BFD, the Binary File Diddler. + +BFD 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 1, or (at your option) +any later version. + +BFD 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 BFD; see the file COPYING. If not, write to +the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ + +/* $Id$ */ + +/* BFD back-end data structures for a.out (and similar) files. + + We try to encapsulate the differences in a few routines, and otherwise + share large masses of code. This means we only have to fix bugs in + one place, most of the time. */ + +/** a.out files */ + +#define exec_hdr(bfd) (((struct sunexdata *) ((bfd)->tdata))->hdr) +/*#define obj_symbols(bfd) ((((struct sunexdata *) ((bfd)->tdata))->symbols))*/ +#define obj_textsec(bfd) (((struct sunexdata *) ((bfd)->tdata))->textsec) +#define obj_datasec(bfd) (((struct sunexdata *) ((bfd)->tdata))->datasec) +#define obj_bsssec(bfd) (((struct sunexdata *) ((bfd)->tdata))->bsssec) +#define obj_sym_filepos(bfd) (((struct sunexdata *) ((bfd)->tdata))->sym_filepos) +#define obj_str_filepos(bfd) (((struct sunexdata *) ((bfd)->tdata))->str_filepos) + + + +typedef struct { + asymbol symbol; + short desc; +char other; +unsigned char type; +} aout_symbol_type; + + +struct sunexdata { + struct exec *hdr; /* exec file header */ + aout_symbol_type *symbols; /* symtab for input bfd */ + + + /* For ease, we do this */ + asection *textsec; + asection *datasec; + asection *bsssec; + + /* We remember these offsets so that after check_file_format, we have + no dependencies on the particular format of the exec_hdr. */ + file_ptr sym_filepos; + file_ptr str_filepos; +}; + + +#define obj_outsymbols(bfd) ((void *)(((struct sunexdata *) ((bfd)->tdata))->outsymbols)) + + + +/* We case the address of the first element of a asymbol to ensure that the + * macro is only every applied to an asymbol + */ +#define aout_symbol(asymbol) ((aout_symbol_type *)(&(asymbol)->the_bfd)) + +/*#define obj_symbols(bfd) ((((struct sunexdata *) ((bfd)->tdata))->symbols))*/ +#define obj_aout_symbols(bfd) ((((struct sunexdata *) (bfd)->tdata))->symbols) +#define obj_arch_flags(bfd) ((((struct sunexdata *) (bfd)->tdata))->arch_flags) + +#define get_tdata(x) ((struct sunexdata *)((x)->tdata)) +#define set_tdata(x,y) ((x)->tdata = (void *) (y)) + + -- cgit v1.1