/* BFD back-end data structures for a.out (and similar) files.
- Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- 2000, 2001, 2002, 2003, 2004, 2005
- Free Software Foundation, Inc.
+ Copyright (C) 1990-2020 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 2 of the License, or
+ 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,
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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+ MA 02110-1301, USA. */
#ifndef LIBAOUT_H
#define LIBAOUT_H
unsigned char a_talign; /* Alignment of text segment. */
unsigned char a_dalign; /* Alignment of data segment. */
unsigned char a_balign; /* Alignment of bss segment. */
- char a_relaxable; /* Enough info for linker relax. */
+ char a_relaxable; /* Enough info for linker relax. */
};
/* Magic number is written
- < MSB >
+ < MSB >
3130292827262524232221201918171615141312111009080706050403020100
- < FLAGS >< MACHINE TYPE >< MAGIC NUMBER > */
+ < FLAGS >< MACHINE TYPE >< MAGIC NUMBER > */
/* Magic number for NetBSD is
- <MSB >
+ <MSB >
3130292827262524232221201918171615141312111009080706050403020100
- < FLAGS >< MACHINE TYPE >< MAGIC NUMBER > */
+ < FLAGS >< MACHINE TYPE >< MAGIC NUMBER > */
enum machine_type
{
M_NS32032 = (64), /* NS32032 running ? */
M_NS32532 = (64 + 5), /* NS32532 running mach. */
M_386 = 100,
- M_29K = 101, /* AMD 29000. */
+ M_29K = 101, /* AMD 29000. */
M_386_DYNIX = 102, /* Sequent running dynix. */
M_ARM = 103, /* Advanced Risc Machines ARM. */
M_SPARCLET = 131, /* SPARClet = M_SPARC + 128. */
M_SPARCLET_1 = 147, /* 0x93, reserved. */
M_POWERPC_NETBSD = 149, /* NetBSD/powerpc (big-endian) binary. */
M_VAX4K_NETBSD = 150, /* NetBSD/vax 4K pages binary. */
- M_MIPS1 = 151, /* MIPS R2000/R3000 binary. */
- M_MIPS2 = 152, /* MIPS R4000/R6000 binary. */
+ M_MIPS1 = 151, /* MIPS R2000/R3000 binary. */
+ M_MIPS2 = 152, /* MIPS R4000/R6000 binary. */
M_88K_OPENBSD = 153, /* OpenBSD/m88k binary. */
M_HPPA_OPENBSD = 154, /* OpenBSD/hppa binary. */
M_SPARC64_NETBSD = 156, /* NetBSD/sparc64 binary. */
M_CRIS = 255 /* Axis CRIS binary. */
};
-#define N_DYNAMIC(exec) ((exec).a_info & 0x80000000)
+#define N_DYNAMIC(execp) ((execp)->a_info & 0x80000000)
#ifndef N_MAGIC
-# define N_MAGIC(exec) ((exec).a_info & 0xffff)
+# define N_MAGIC(execp) ((execp)->a_info & 0xffff)
#endif
#ifndef N_MACHTYPE
-# define N_MACHTYPE(exec) ((enum machine_type)(((exec).a_info >> 16) & 0xff))
+# define N_MACHTYPE(execp) ((enum machine_type)(((execp)->a_info >> 16) & 0xff))
#endif
#ifndef N_FLAGS
-# define N_FLAGS(exec) (((exec).a_info >> 24) & 0xff)
+# define N_FLAGS(execp) (((execp)->a_info >> 24) & 0xff)
#endif
#ifndef N_SET_INFO
-# define N_SET_INFO(exec, magic, type, flags) \
-((exec).a_info = ((magic) & 0xffff) \
+# define N_SET_INFO(execp, magic, type, flags) \
+((execp)->a_info = ((magic) & 0xffff) \
| (((int)(type) & 0xff) << 16) \
- | (((flags) & 0xff) << 24))
+ | (((flags) & 0xffu) << 24))
#endif
#ifndef N_SET_DYNAMIC
-# define N_SET_DYNAMIC(exec, dynamic) \
-((exec).a_info = (dynamic) ? (long) ((exec).a_info | 0x80000000) : \
-((exec).a_info & 0x7fffffff))
+# define N_SET_DYNAMIC(execp, dynamic) \
+((execp)->a_info = (dynamic) ? (long) ((execp)->a_info | 0x80000000) : \
+((execp)->a_info & 0x7fffffff))
#endif
#ifndef N_SET_MAGIC
-# define N_SET_MAGIC(exec, magic) \
-((exec).a_info = (((exec).a_info & 0xffff0000) | ((magic) & 0xffff)))
+# define N_SET_MAGIC(execp, magic) \
+((execp)->a_info = (((execp)->a_info & 0xffff0000) | ((magic) & 0xffff)))
#endif
#ifndef N_SET_MACHTYPE
-# define N_SET_MACHTYPE(exec, machtype) \
-((exec).a_info = \
- ((exec).a_info&0xff00ffff) | ((((int)(machtype))&0xff) << 16))
+# define N_SET_MACHTYPE(execp, machtype) \
+((execp)->a_info = \
+ ((execp)->a_info & 0xff00ffff) | ((((int) (machtype)) &0xff) << 16))
#endif
#ifndef N_SET_FLAGS
-# define N_SET_FLAGS(exec, flags) \
-((exec).a_info = \
- ((exec).a_info&0x00ffffff) | (((flags) & 0xff) << 24))
+# define N_SET_FLAGS(execp, flags) \
+((execp)->a_info = \
+ ((execp)->a_info & 0x00ffffff) | (((flags) & 0xffu) << 24))
#endif
typedef struct aout_symbol
Various things depend on this struct being around any time an a.out
file is being handled. An example is dbxread.c in GDB. */
+enum aout_subformat {
+ default_format = 0,
+ /* Used on HP 9000/300 running HP/UX. */
+ gnu_encap_format,
+ /* Used on Linux, 386BSD, etc. See include/aout/aout64.h. */
+ q_magic_format
+};
+
+enum aout_magic {
+ undecided_magic = 0,
+ z_magic,
+ o_magic,
+ n_magic,
+ i_magic
+};
+
struct aoutdata
{
struct internal_exec *hdr; /* Exec file header. */
unsigned vma_adjusted : 1;
/* Used when a bfd supports several highly similar formats. */
- enum
- {
- default_format = 0,
- /* Used on HP 9000/300 running HP/UX. See hp300hpux.c. */
- gnu_encap_format,
- /* Used on Linux, 386BSD, etc. See include/aout/aout64.h. */
- q_magic_format
- } subformat;
-
- enum
- {
- undecided_magic = 0,
- z_magic,
- o_magic,
- n_magic
- } magic;
+ enum aout_subformat subformat;
+
+ enum aout_magic magic;
/* A buffer for find_nearest_line. */
char *line_buf;
struct internal_exec e;
};
-#define adata(bfd) ((bfd)->tdata.aout_data->a)
-#define exec_hdr(bfd) (adata (bfd).hdr)
-#define obj_aout_symbols(bfd) (adata (bfd).symbols)
-#define obj_textsec(bfd) (adata (bfd).textsec)
-#define obj_datasec(bfd) (adata (bfd).datasec)
-#define obj_bsssec(bfd) (adata (bfd).bsssec)
-#define obj_sym_filepos(bfd) (adata (bfd).sym_filepos)
-#define obj_str_filepos(bfd) (adata (bfd).str_filepos)
-#define obj_reloc_entry_size(bfd) (adata (bfd).reloc_entry_size)
-#define obj_symbol_entry_size(bfd) (adata (bfd).symbol_entry_size)
-#define obj_aout_subformat(bfd) (adata (bfd).subformat)
-#define obj_aout_external_syms(bfd) (adata (bfd).external_syms)
+#define adata(bfd) ((bfd)->tdata.aout_data->a)
+#define exec_hdr(bfd) (adata (bfd).hdr)
+#define obj_aout_symbols(bfd) (adata (bfd).symbols)
+#define obj_textsec(bfd) (adata (bfd).textsec)
+#define obj_datasec(bfd) (adata (bfd).datasec)
+#define obj_bsssec(bfd) (adata (bfd).bsssec)
+#define obj_sym_filepos(bfd) (adata (bfd).sym_filepos)
+#define obj_str_filepos(bfd) (adata (bfd).str_filepos)
+#define obj_reloc_entry_size(bfd) (adata (bfd).reloc_entry_size)
+#define obj_symbol_entry_size(bfd) (adata (bfd).symbol_entry_size)
+#define obj_aout_subformat(bfd) (adata (bfd).subformat)
+#define obj_aout_external_syms(bfd) (adata (bfd).external_syms)
#define obj_aout_external_sym_count(bfd) (adata (bfd).external_sym_count)
-#define obj_aout_sym_window(bfd) (adata (bfd).sym_window)
-#define obj_aout_external_strings(bfd) (adata (bfd).external_strings)
+#define obj_aout_sym_window(bfd) (adata (bfd).sym_window)
+#define obj_aout_external_strings(bfd) (adata (bfd).external_strings)
#define obj_aout_external_string_size(bfd) (adata (bfd).external_string_size)
-#define obj_aout_string_window(bfd) (adata (bfd).string_window)
-#define obj_aout_sym_hashes(bfd) (adata (bfd).sym_hashes)
-#define obj_aout_dynamic_info(bfd) (adata (bfd).dynamic_info)
+#define obj_aout_string_window(bfd) (adata (bfd).string_window)
+#define obj_aout_sym_hashes(bfd) (adata (bfd).sym_hashes)
+#define obj_aout_dynamic_info(bfd) (adata (bfd).dynamic_info)
/* We take the address of the first element of an asymbol to ensure that the
macro is only ever applied to an asymbol. */
extern bfd_boolean NAME (aout, make_sections)
(bfd *);
-extern const bfd_target * NAME (aout, some_aout_object_p)
- (bfd *, struct internal_exec *, const bfd_target *(*) (bfd *));
+extern bfd_cleanup NAME (aout, some_aout_object_p)
+ (bfd *, struct internal_exec *, bfd_cleanup (*) (bfd *));
extern bfd_boolean NAME (aout, mkobject)
(bfd *);
extern reloc_howto_type * NAME (aout, reloc_type_lookup)
(bfd *, bfd_reloc_code_real_type);
+extern reloc_howto_type * NAME (aout, reloc_name_lookup)
+ (bfd *, const char *);
+
extern bfd_boolean NAME (aout, slurp_reloc_table)
(bfd *, sec_ptr, asymbol **);
(bfd *, asymbol *, symbol_info *);
extern bfd_boolean NAME (aout, find_nearest_line)
- (bfd *, asection *, asymbol **, bfd_vma, const char **,
- const char **, unsigned int *);
+ (bfd *, asymbol **, asection *, bfd_vma,
+ const char **, const char **, unsigned int *, unsigned int *);
extern long NAME (aout, read_minisymbols)
(bfd *, bfd_boolean, void * *, unsigned int *);
(bfd *, bfd_boolean, const void *, asymbol *);
extern int NAME (aout, sizeof_headers)
- (bfd *, bfd_boolean);
+ (bfd *, struct bfd_link_info *);
extern bfd_boolean NAME (aout, adjust_sizes_and_vmas)
- (bfd *, bfd_size_type *, file_ptr *);
+ (bfd *);
extern void NAME (aout, swap_exec_header_in)
(bfd *, struct external_exec *, struct internal_exec *);
(struct aout_link_hash_table *, bfd *,
struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
struct bfd_hash_table *,
- const char *));
+ const char *),
+ unsigned int);
extern struct bfd_link_hash_table * NAME (aout, link_hash_table_create)
(bfd *);
extern bfd_boolean NAME (aout, bfd_free_cached_info)
(bfd *);
+#define aout_32_find_inliner_info _bfd_nosymbols_find_inliner_info
+#if 0 /* Are these needed? */
+#define aout_16_find_inliner_info _bfd_nosymbols_find_inliner_info
+#define aout_64_find_inliner_info _bfd_nosymbols_find_inliner_info
+#endif
+
/* A.out uses the generic versions of these routines... */
#define aout_16_get_section_contents _bfd_generic_get_section_contents
#define aout_32_get_section_contents _bfd_generic_get_section_contents
#define aout_64_get_section_contents _bfd_generic_get_section_contents
-#ifndef NO_WRITE_HEADER_KLUDGE
-#define NO_WRITE_HEADER_KLUDGE 0
-#endif
#ifndef aout_32_bfd_is_local_label_name
#define aout_32_bfd_is_local_label_name bfd_generic_is_local_label_name
#endif
#ifndef aout_32_bfd_is_target_special_symbol
-#define aout_32_bfd_is_target_special_symbol \
- ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false)
+#define aout_32_bfd_is_target_special_symbol _bfd_bool_bfd_asymbol_false
#endif
#ifndef WRITE_HEADERS
#define WRITE_HEADERS(abfd, execp) \
{ \
- bfd_size_type text_size; /* Dummy vars. */ \
- file_ptr text_end; \
- \
if (adata(abfd).magic == undecided_magic) \
- NAME (aout, adjust_sizes_and_vmas) (abfd, & text_size, & text_end); \
- \
+ NAME (aout, adjust_sizes_and_vmas) (abfd); \
+ \
execp->a_syms = bfd_get_symcount (abfd) * EXTERNAL_NLIST_SIZE; \
execp->a_entry = bfd_get_start_address (abfd); \
- \
+ \
execp->a_trsize = ((obj_textsec (abfd)->reloc_count) * \
obj_reloc_entry_size (abfd)); \
execp->a_drsize = ((obj_datasec (abfd)->reloc_count) * \
abfd) != EXEC_BYTES_SIZE) \
return FALSE; \
/* Now write out reloc info, followed by syms and strings. */ \
- \
+ \
if (bfd_get_outsymbols (abfd) != NULL \
- && bfd_get_symcount (abfd) != 0) \
+ && bfd_get_symcount (abfd) != 0) \
{ \
- if (bfd_seek (abfd, (file_ptr) (N_SYMOFF(*execp)), SEEK_SET) != 0)\
+ if (bfd_seek (abfd, (file_ptr) (N_SYMOFF (execp)), SEEK_SET) != 0)\
return FALSE; \
\
if (! NAME (aout, write_syms) (abfd)) \
return FALSE; \
} \
\
- if (bfd_seek (abfd, (file_ptr) (N_TRELOFF (*execp)), SEEK_SET) != 0) \
- return FALSE; \
- if (!NAME (aout, squirt_out_relocs) (abfd, obj_textsec (abfd))) \
- return FALSE; \
+ if (bfd_seek (abfd, (file_ptr) (N_TRELOFF (execp)), SEEK_SET) != 0) \
+ return FALSE; \
+ if (!NAME (aout, squirt_out_relocs) (abfd, obj_textsec (abfd))) \
+ return FALSE; \
\
- if (bfd_seek (abfd, (file_ptr) (N_DRELOFF (*execp)), SEEK_SET) != 0) \
- return FALSE; \
- if (!NAME (aout, squirt_out_relocs) (abfd, obj_datasec (abfd))) \
- return FALSE; \
+ if (bfd_seek (abfd, (file_ptr) (N_DRELOFF (execp)), SEEK_SET) != 0) \
+ return FALSE; \
+ if (!NAME (aout, squirt_out_relocs) (abfd, obj_datasec (abfd))) \
+ return FALSE; \
}
#endif