/* BFD back-end data structures for a.out (and similar) files.
- Copyright 1990, 91, 92, 93, 94, 95, 96, 97, 1998
+ Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
+ 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
Free Software Foundation, Inc.
Written by Cygnus Support.
-This file is part of BFD, the Binary File Descriptor library.
+ 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
-(at your option) any later version.
+ 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.
+ 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ 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. */
#ifndef LIBAOUT_H
#define LIBAOUT_H
#include "bfdlink.h"
+/* Macros for accessing components in an aout header. */
+
+#define H_PUT_64 bfd_h_put_64
+#define H_PUT_32 bfd_h_put_32
+#define H_PUT_16 bfd_h_put_16
+#define H_PUT_8 bfd_h_put_8
+#define H_PUT_S64 bfd_h_put_signed_64
+#define H_PUT_S32 bfd_h_put_signed_32
+#define H_PUT_S16 bfd_h_put_signed_16
+#define H_PUT_S8 bfd_h_put_signed_8
+#define H_GET_64 bfd_h_get_64
+#define H_GET_32 bfd_h_get_32
+#define H_GET_16 bfd_h_get_16
+#define H_GET_8 bfd_h_get_8
+#define H_GET_S64 bfd_h_get_signed_64
+#define H_GET_S32 bfd_h_get_signed_32
+#define H_GET_S16 bfd_h_get_signed_16
+#define H_GET_S8 bfd_h_get_signed_8
+
/* Parameterize the a.out code based on whether it is being built
for a 32-bit architecture or a 64-bit architecture. */
+/* Do not "beautify" the CONCAT* macro args. Traditional C will not
+ remove whitespace added here, and thus will fail to concatenate
+ the tokens. */
#if ARCH_SIZE==64
-#define GET_WORD bfd_h_get_64
-#define GET_SWORD bfd_h_get_signed_64
-#define PUT_WORD bfd_h_put_64
+#define GET_WORD H_GET_64
+#define GET_SWORD H_GET_S64
+#define GET_MAGIC H_GET_32
+#define PUT_WORD H_PUT_64
+#define PUT_MAGIC H_PUT_32
#ifndef NAME
-#define NAME(x,y) CAT3(x,_64_,y)
+#define NAME(x,y) CONCAT3 (x,_64_,y)
#endif
-#define JNAME(x) CAT(x,_64)
+#define JNAME(x) CONCAT2 (x,_64)
#define BYTES_IN_WORD 8
+#else
+#if ARCH_SIZE==16
+#define GET_WORD H_GET_16
+#define GET_SWORD H_GET_S16
+#define GET_MAGIC H_GET_16
+#define PUT_WORD H_PUT_16
+#define PUT_MAGIC H_PUT_16
+#ifndef NAME
+#define NAME(x,y) CONCAT3 (x,_16_,y)
+#endif
+#define JNAME(x) CONCAT2 (x,_16)
+#define BYTES_IN_WORD 2
#else /* ARCH_SIZE == 32 */
-#define GET_WORD bfd_h_get_32
-#define GET_SWORD bfd_h_get_signed_32
-#define PUT_WORD bfd_h_put_32
+#define GET_WORD H_GET_32
+#define GET_SWORD H_GET_S32
+#define GET_MAGIC H_GET_32
+#define PUT_WORD H_PUT_32
+#define PUT_MAGIC H_PUT_32
#ifndef NAME
-#define NAME(x,y) CAT3(x,_32_,y)
+#define NAME(x,y) CONCAT3 (x,_32_,y)
#endif
-#define JNAME(x) CAT(x,_32)
+#define JNAME(x) CONCAT2 (x,_32)
#define BYTES_IN_WORD 4
#endif /* ARCH_SIZE==32 */
+#endif /* ARCH_SIZE==64 */
/* Declare at file level, since used in parameter lists, which have
weird scope. */
{
struct bfd_link_hash_entry root;
/* Whether this symbol has been written out. */
- boolean written;
+ bfd_boolean written;
/* Symbol index in output file. */
int indx;
};
#define aout_link_hash_traverse(table, func, info) \
(bfd_link_hash_traverse \
(&(table)->root, \
- (boolean (*) PARAMS ((struct bfd_link_hash_entry *, PTR))) (func), \
+ (bfd_boolean (*) (struct bfd_link_hash_entry *, void *)) (func), \
(info)))
/* Get the a.out link hash table from the info structure. This is
/* Callback for setting the page and segment sizes, if they can't be
trivially determined from the architecture. */
- boolean (*set_sizes) PARAMS ((bfd *));
+ bfd_boolean (*set_sizes) (bfd *);
/* zmagic files only. For go32, the length of the exec header contributes
to the size of the text section in the file for alignment purposes but
/* Callback from the add symbols phase of the linker code to handle
a dynamic object. */
- boolean (*add_dynamic_symbols) PARAMS ((bfd *, struct bfd_link_info *,
- struct external_nlist **,
- bfd_size_type *, char **));
+ bfd_boolean (*add_dynamic_symbols)
+ (bfd *, struct bfd_link_info *, struct external_nlist **,
+ bfd_size_type *, char **);
/* Callback from the add symbols phase of the linker code to handle
adding a single symbol to the global linker hash table. */
- boolean (*add_one_symbol) PARAMS ((struct bfd_link_info *, bfd *,
- const char *, flagword, asection *,
- bfd_vma, const char *, boolean,
- boolean,
- struct bfd_link_hash_entry **));
+ bfd_boolean (*add_one_symbol)
+ (struct bfd_link_info *, bfd *, const char *, flagword,
+ asection *, bfd_vma, const char *, bfd_boolean, bfd_boolean,
+ struct bfd_link_hash_entry **);
/* Called to handle linking a dynamic object. */
- boolean (*link_dynamic_object) PARAMS ((struct bfd_link_info *, bfd *));
+ bfd_boolean (*link_dynamic_object)
+ (struct bfd_link_info *, bfd *);
/* Called for each global symbol being written out by the linker.
This should write out the dynamic symbol information. */
- boolean (*write_dynamic_symbol) PARAMS ((bfd *, struct bfd_link_info *,
- struct aout_link_hash_entry *));
+ bfd_boolean (*write_dynamic_symbol)
+ (bfd *, struct bfd_link_info *, struct aout_link_hash_entry *);
/* If this callback is not NULL, the linker calls it for each reloc.
RELOC is a pointer to the unswapped reloc. If *SKIP is set to
- true, the reloc will be skipped. *RELOCATION may be changed to
+ TRUE, the reloc will be skipped. *RELOCATION may be changed to
change the effects of the relocation. */
- boolean (*check_dynamic_reloc) PARAMS ((struct bfd_link_info *info,
- bfd *input_bfd,
- asection *input_section,
- struct aout_link_hash_entry *h,
- PTR reloc, bfd_byte *contents,
- boolean *skip,
- bfd_vma *relocation));
+ bfd_boolean (*check_dynamic_reloc)
+ (struct bfd_link_info *info, bfd *input_bfd,
+ asection *input_section, struct aout_link_hash_entry *h,
+ void * reloc, bfd_byte *contents, bfd_boolean *skip,
+ bfd_vma *relocation);
/* Called at the end of a link to finish up any dynamic linking
information. */
- boolean (*finish_dynamic_link) PARAMS ((bfd *, struct bfd_link_info *));
+ bfd_boolean (*finish_dynamic_link) (bfd *, struct bfd_link_info *);
};
#define aout_backend_info(abfd) \
- ((CONST struct aout_backend_data *)((abfd)->xvec->backend_data))
+ ((const struct aout_backend_data *)((abfd)->xvec->backend_data))
/* This is the layout in memory of a "struct exec" while we process it.
All 'lengths' are given as a number of bytes.
struct internal_exec
{
- long a_info; /* Magic number and flags, packed */
- bfd_vma a_text; /* length of text, in bytes */
- bfd_vma a_data; /* length of data, in bytes */
- bfd_vma a_bss; /* length of uninitialized data area in mem */
- bfd_vma a_syms; /* length of symbol table data in file */
- bfd_vma a_entry; /* start address */
- bfd_vma a_trsize; /* length of text's relocation info, in bytes */
- bfd_vma a_drsize; /* length of data's relocation info, in bytes */
- /* Added for i960 */
- bfd_vma a_tload; /* Text runtime load address */
- bfd_vma a_dload; /* Data runtime load address */
- 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 */
+ long a_info; /* Magic number and flags, packed. */
+ bfd_vma a_text; /* Length of text, in bytes. */
+ bfd_vma a_data; /* Length of data, in bytes. */
+ bfd_vma a_bss; /* Length of uninitialized data area in mem. */
+ bfd_vma a_syms; /* Length of symbol table data in file. */
+ bfd_vma a_entry; /* Start address. */
+ bfd_vma a_trsize; /* Length of text's relocation info, in bytes. */
+ bfd_vma a_drsize; /* Length of data's relocation info, in bytes. */
+ /* Added for i960 */
+ bfd_vma a_tload; /* Text runtime load address. */
+ bfd_vma a_dload; /* Data runtime load address. */
+ 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. */
};
-/* Magic number is written
-< MSB >
-3130292827262524232221201918171615141312111009080706050403020100
-< FLAGS >< MACHINE TYPE >< MAGIC NUMBER >
-*/
+/* Magic number is written
+ < MSB >
+ 3130292827262524232221201918171615141312111009080706050403020100
+ < FLAGS >< MACHINE TYPE >< MAGIC NUMBER > */
+
/* Magic number for NetBSD is
-<MSB >
-3130292827262524232221201918171615141312111009080706050403020100
-< FLAGS >< MACHINE TYPE >< MAGIC NUMBER >
-*/
+ <MSB >
+ 3130292827262524232221201918171615141312111009080706050403020100
+ < FLAGS >< MACHINE TYPE >< MAGIC NUMBER > */
-enum machine_type {
+enum machine_type
+{
M_UNKNOWN = 0,
M_68010 = 1,
M_68020 = 2,
M_SPARC = 3,
- /* skip a bunch so we don't run into any of suns numbers */
- /* make these up for the ns32k*/
- M_NS32032 = (64), /* ns32032 running ? */
- M_NS32532 = (64 + 5), /* ns32532 running mach */
-
+ /* Skip a bunch so we don't run into any of SUN's numbers. */
+ /* Make these up for the ns32k. */
+ M_NS32032 = (64), /* NS32032 running ? */
+ M_NS32532 = (64 + 5), /* NS32532 running mach. */
M_386 = 100,
- 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_386_NETBSD = 134, /* NetBSD/i386 binary */
- M_68K_NETBSD = 135, /* NetBSD/m68k binary */
- M_68K4K_NETBSD = 136, /* NetBSD/m68k4k binary */
- M_532_NETBSD = 137, /* NetBSD/ns32k binary */
- M_SPARC_NETBSD = 138, /* NetBSD/sparc binary */
- M_PMAX_NETBSD = 139, /* NetBSD/pmax (MIPS little-endian) binary */
- M_VAX_NETBSD = 140, /* NetBSD/vax binary */
- M_ALPHA_NETBSD = 141, /* NetBSD/alpha binary */
- M_ARM6_NETBSD = 143, /* NetBSD/arm32 binary */
- M_SPARCLET_1 = 147, /* 0x93, reserved */
- M_MIPS1 = 151, /* MIPS R2000/R3000 binary */
- M_MIPS2 = 152, /* MIPS R4000/R6000 binary */
- M_SPARCLET_2 = 163, /* 0xa3, reserved */
- M_SPARCLET_3 = 179, /* 0xb3, reserved */
- M_SPARCLET_4 = 195, /* 0xc3, reserved */
- M_HP200 = 200, /* HP 200 (68010) BSD binary */
- M_HP300 = (300 % 256), /* HP 300 (68020+68881) BSD binary */
- M_HPUX = (0x20c % 256), /* HP 200/300 HPUX binary */
- M_SPARCLET_5 = 211, /* 0xd3, reserved */
- M_SPARCLET_6 = 227, /* 0xe3, reserved */
- /* M_SPARCLET_7 = 243 / * 0xf3, reserved */
- M_SPARCLITE_LE = 243
+ 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_386_NETBSD = 134, /* NetBSD/i386 binary. */
+ M_68K_NETBSD = 135, /* NetBSD/m68k binary. */
+ M_68K4K_NETBSD = 136, /* NetBSD/m68k4k binary. */
+ M_532_NETBSD = 137, /* NetBSD/ns32k binary. */
+ M_SPARC_NETBSD = 138, /* NetBSD/sparc binary. */
+ M_PMAX_NETBSD = 139, /* NetBSD/pmax (MIPS little-endian) binary. */
+ M_VAX_NETBSD = 140, /* NetBSD/vax binary. */
+ M_ALPHA_NETBSD = 141, /* NetBSD/alpha binary. */
+ M_ARM6_NETBSD = 143, /* NetBSD/arm32 binary. */
+ 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_88K_OPENBSD = 153, /* OpenBSD/m88k binary. */
+ M_HPPA_OPENBSD = 154, /* OpenBSD/hppa binary. */
+ M_SPARC64_NETBSD = 156, /* NetBSD/sparc64 binary. */
+ M_X86_64_NETBSD = 157, /* NetBSD/amd64 binary. */
+ M_SPARCLET_2 = 163, /* 0xa3, reserved. */
+ M_SPARCLET_3 = 179, /* 0xb3, reserved. */
+ M_SPARCLET_4 = 195, /* 0xc3, reserved. */
+ M_HP200 = 200, /* HP 200 (68010) BSD binary. */
+ M_HP300 = (300 % 256), /* HP 300 (68020+68881) BSD binary. */
+ M_HPUX = (0x20c % 256), /* HP 200/300 HPUX binary. */
+ M_SPARCLET_5 = 211, /* 0xd3, reserved. */
+ M_SPARCLET_6 = 227, /* 0xe3, reserved. */
+/*M_SPARCLET_7 = 243 / * 0xf3, reserved. */
+ M_SPARCLITE_LE = 243,
+ M_CRIS = 255 /* Axis CRIS binary. */
};
#define N_DYNAMIC(exec) ((exec).a_info & 0x80000000)
#ifndef N_SET_DYNAMIC
# define N_SET_DYNAMIC(exec, dynamic) \
-((exec).a_info = (dynamic) ? ((exec).a_info | 0x80000000) : \
+((exec).a_info = (dynamic) ? (long) ((exec).a_info | 0x80000000) : \
((exec).a_info & 0x7fffffff))
#endif
((exec).a_info&0x00ffffff) | (((flags) & 0xff) << 24))
#endif
-typedef struct aout_symbol {
+typedef struct aout_symbol
+{
asymbol symbol;
short desc;
char other;
Various things depend on this struct being around any time an a.out
file is being handled. An example is dbxread.c in GDB. */
-struct aoutdata {
- struct internal_exec *hdr; /* exec file header */
- aout_symbol_type *symbols; /* symtab for input bfd */
-
- /* For ease, we do this */
+struct aoutdata
+{
+ struct internal_exec *hdr; /* Exec file header. */
+ aout_symbol_type *symbols; /* Symtab for input bfd. */
+
+ /* For ease, we do this. */
asection *textsec;
asection *datasec;
asection *bsssec;
file_ptr sym_filepos;
file_ptr str_filepos;
- /* Size of a relocation entry in external form */
+ /* Size of a relocation entry in external form. */
unsigned reloc_entry_size;
- /* Size of a symbol table entry in external form */
+ /* Size of a symbol table entry in external form. */
unsigned symbol_entry_size;
- /* Page size - needed for alignment of demand paged files. */
+ /* Page size - needed for alignment of demand paged files. */
unsigned long page_size;
- /* Segment size - needed for alignment of demand paged files. */
+ /* Segment size - needed for alignment of demand paged files. */
unsigned long segment_size;
/* Zmagic disk block size - need to align the start of the text
unsigned exec_bytes_size;
unsigned vma_adjusted : 1;
- /* used when a bfd supports several highly similar formats */
+ /* Used when a bfd supports several highly similar formats. */
enum
{
default_format = 0,
struct aout_link_hash_entry **sym_hashes;
/* A pointer for shared library information. */
- PTR dynamic_info;
+ void * dynamic_info;
/* A mapping from local symbols to offsets into the global offset
table, used when linking on SunOS. This is indexed by the symbol
bfd_vma *local_got_offsets;
};
-struct aout_data_struct {
- struct aoutdata a;
- struct internal_exec e;
+struct aout_data_struct
+{
+ struct aoutdata a;
+ 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 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_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 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_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)
/* We take the address of the first element of an asymbol to ensure that the
- macro is only ever applied to an asymbol */
+ macro is only ever applied to an asymbol. */
#define aout_symbol(asymbol) ((aout_symbol_type *)(&(asymbol)->the_bfd))
/* Information we keep for each a.out section. This is currently only
struct aout_section_data_struct
{
/* The unswapped relocation entries for this section. */
- PTR relocs;
+ void * relocs;
};
#define aout_section_data(s) \
((struct aout_section_data_struct *) (s)->used_by_bfd)
#define set_aout_section_data(s,v) \
- ((s)->used_by_bfd = (PTR)&(v)->relocs)
+ ((s)->used_by_bfd = (void *)&(v)->relocs)
-/* Prototype declarations for functions defined in aoutx.h */
+/* Prototype declarations for functions defined in aoutx.h. */
-boolean
-NAME(aout,squirt_out_relocs) PARAMS ((bfd *abfd, asection *section));
+extern bfd_boolean NAME (aout, squirt_out_relocs)
+ (bfd *, asection *);
-boolean
-NAME(aout,make_sections) PARAMS ((bfd *));
+extern bfd_boolean NAME (aout, make_sections)
+ (bfd *);
-const bfd_target *
-NAME(aout,some_aout_object_p) PARAMS ((bfd *abfd,
- struct internal_exec *execp,
- const bfd_target *(*callback)(bfd *)));
+extern const bfd_target * NAME (aout, some_aout_object_p)
+ (bfd *, struct internal_exec *, const bfd_target *(*) (bfd *));
-boolean
-NAME(aout,mkobject) PARAMS ((bfd *abfd));
+extern bfd_boolean NAME (aout, mkobject)
+ (bfd *);
-enum machine_type
-NAME(aout,machine_type) PARAMS ((enum bfd_architecture arch,
- unsigned long machine,
- boolean *unknown));
+extern enum machine_type NAME (aout, machine_type)
+ (enum bfd_architecture, unsigned long, bfd_boolean *);
+
+extern bfd_boolean NAME (aout, set_arch_mach)
+ (bfd *, enum bfd_architecture, unsigned long);
+
+extern bfd_boolean NAME (aout, new_section_hook)
+ (bfd *, asection *);
+
+extern bfd_boolean NAME (aout, set_section_contents)
+ (bfd *, sec_ptr, const void *, file_ptr, bfd_size_type);
-boolean
-NAME(aout,set_arch_mach) PARAMS ((bfd *abfd, enum bfd_architecture arch,
- unsigned long machine));
+extern asymbol * NAME (aout, make_empty_symbol)
+ (bfd *);
-boolean
-NAME(aout,new_section_hook) PARAMS ((bfd *abfd, asection *newsect));
+extern bfd_boolean NAME (aout, translate_symbol_table)
+ (bfd *, aout_symbol_type *, struct external_nlist *, bfd_size_type,
+ char *, bfd_size_type, bfd_boolean);
-boolean
-NAME(aout,set_section_contents) PARAMS ((bfd *abfd, sec_ptr section,
- PTR location, file_ptr offset, bfd_size_type count));
+extern bfd_boolean NAME (aout, slurp_symbol_table)
+ (bfd *);
-asymbol *
-NAME(aout,make_empty_symbol) PARAMS ((bfd *abfd));
+extern bfd_boolean NAME (aout, write_syms)
+ (bfd *);
-boolean
-NAME(aout,translate_symbol_table) PARAMS ((bfd *, aout_symbol_type *,
- struct external_nlist *,
- bfd_size_type, char *,
- bfd_size_type,
- boolean dynamic));
+extern void NAME (aout, reclaim_symbol_table)
+ (bfd *);
-boolean
-NAME(aout,slurp_symbol_table) PARAMS ((bfd *abfd));
+extern long NAME (aout, get_symtab_upper_bound)
+ (bfd *);
-boolean
-NAME(aout,write_syms) PARAMS ((bfd *abfd));
+extern long NAME (aout, canonicalize_symtab)
+ (bfd *, asymbol **);
-void
-NAME(aout,reclaim_symbol_table) PARAMS ((bfd *abfd));
+extern void NAME (aout, swap_ext_reloc_in)
+ (bfd *, struct reloc_ext_external *, arelent *, asymbol **,
+ bfd_size_type);
-long
-NAME(aout,get_symtab_upper_bound) PARAMS ((bfd *abfd));
+extern void NAME (aout, swap_std_reloc_in)
+ (bfd *, struct reloc_std_external *, arelent *, asymbol **,
+ bfd_size_type);
-long
-NAME(aout,get_symtab) PARAMS ((bfd *abfd, asymbol **location));
+extern reloc_howto_type * NAME (aout, reloc_type_lookup)
+ (bfd *, bfd_reloc_code_real_type);
-void
-NAME(aout,swap_ext_reloc_in) PARAMS ((bfd *, struct reloc_ext_external *,
- arelent *, asymbol **, bfd_size_type));
-void
-NAME(aout,swap_std_reloc_in) PARAMS ((bfd *, struct reloc_std_external *,
- arelent *, asymbol **, bfd_size_type));
+extern reloc_howto_type * NAME (aout, reloc_name_lookup)
+ (bfd *, const char *);
-reloc_howto_type *
-NAME(aout,reloc_type_lookup) PARAMS ((bfd *abfd,
- bfd_reloc_code_real_type code));
+extern bfd_boolean NAME (aout, slurp_reloc_table)
+ (bfd *, sec_ptr, asymbol **);
-boolean
-NAME(aout,slurp_reloc_table) PARAMS ((bfd *abfd, sec_ptr asect,
- asymbol **symbols));
+extern long NAME (aout, canonicalize_reloc)
+ (bfd *, sec_ptr, arelent **, asymbol **);
-long
-NAME(aout,canonicalize_reloc) PARAMS ((bfd *abfd, sec_ptr section,
- arelent **relptr, asymbol **symbols));
+extern long NAME (aout, get_reloc_upper_bound)
+ (bfd *, sec_ptr);
-long
-NAME(aout,get_reloc_upper_bound) PARAMS ((bfd *abfd, sec_ptr asect));
+extern void NAME (aout, reclaim_reloc)
+ (bfd *, sec_ptr);
-void
-NAME(aout,reclaim_reloc) PARAMS ((bfd *ignore_abfd, sec_ptr ignore));
+extern alent * NAME (aout, get_lineno)
+ (bfd *, asymbol *);
-alent *
-NAME(aout,get_lineno) PARAMS ((bfd *ignore_abfd, asymbol *ignore_symbol));
+extern void NAME (aout, print_symbol)
+ (bfd *, void *, asymbol *, bfd_print_symbol_type);
-void
-NAME(aout,print_symbol) PARAMS ((bfd *ignore_abfd, PTR file,
- asymbol *symbol, bfd_print_symbol_type how));
+extern void NAME (aout, get_symbol_info)
+ (bfd *, asymbol *, symbol_info *);
-void
-NAME(aout,get_symbol_info) PARAMS ((bfd *ignore_abfd,
- asymbol *symbol, symbol_info *ret));
+extern bfd_boolean NAME (aout, find_nearest_line)
+ (bfd *, asection *, asymbol **, bfd_vma, const char **,
+ const char **, unsigned int *);
-boolean
-NAME(aout,find_nearest_line) PARAMS ((bfd *abfd, asection *section,
- asymbol **symbols, bfd_vma offset, CONST char **filename_ptr,
- CONST char **functionname_ptr, unsigned int *line_ptr));
+extern long NAME (aout, read_minisymbols)
+ (bfd *, bfd_boolean, void * *, unsigned int *);
-long
-NAME(aout,read_minisymbols) PARAMS ((bfd *, boolean, PTR *, unsigned int *));
+extern asymbol * NAME (aout, minisymbol_to_symbol)
+ (bfd *, bfd_boolean, const void *, asymbol *);
-asymbol *
-NAME(aout,minisymbol_to_symbol) PARAMS ((bfd *, boolean, const PTR,
- asymbol *));
+extern int NAME (aout, sizeof_headers)
+ (bfd *, struct bfd_link_info *);
-int
-NAME(aout,sizeof_headers) PARAMS ((bfd *abfd, boolean exec));
+extern bfd_boolean NAME (aout, adjust_sizes_and_vmas)
+ (bfd *, bfd_size_type *, file_ptr *);
-boolean
-NAME(aout,adjust_sizes_and_vmas) PARAMS ((bfd *abfd,
- bfd_size_type *text_size, file_ptr *text_end));
+extern void NAME (aout, swap_exec_header_in)
+ (bfd *, struct external_exec *, struct internal_exec *);
-void
-NAME(aout,swap_exec_header_in) PARAMS ((bfd *abfd,
- struct external_exec *raw_bytes, struct internal_exec *execp));
+extern void NAME (aout, swap_exec_header_out)
+ (bfd *, struct internal_exec *, struct external_exec *);
-void
-NAME(aout,swap_exec_header_out) PARAMS ((bfd *abfd,
- struct internal_exec *execp, struct external_exec *raw_bytes));
+extern struct bfd_hash_entry * NAME (aout, link_hash_newfunc)
+ (struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
-struct bfd_hash_entry *
-NAME(aout,link_hash_newfunc)
- PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *));
+extern bfd_boolean NAME (aout, link_hash_table_init)
+ (struct aout_link_hash_table *, bfd *,
+ struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
+ struct bfd_hash_table *,
+ const char *),
+ unsigned int);
-boolean
-NAME(aout,link_hash_table_init)
- PARAMS ((struct aout_link_hash_table *, bfd *,
- struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
- struct bfd_hash_table *,
- const char *)));
+extern struct bfd_link_hash_table * NAME (aout, link_hash_table_create)
+ (bfd *);
-struct bfd_link_hash_table *
-NAME(aout,link_hash_table_create) PARAMS ((bfd *));
+extern bfd_boolean NAME (aout, link_add_symbols)
+ (bfd *, struct bfd_link_info *);
-boolean
-NAME(aout,link_add_symbols) PARAMS ((bfd *, struct bfd_link_info *));
+extern bfd_boolean NAME (aout, final_link)
+ (bfd *, struct bfd_link_info *,
+ void (*) (bfd *, file_ptr *, file_ptr *, file_ptr *));
-boolean
-NAME(aout,final_link) PARAMS ((bfd *, struct bfd_link_info *,
- void (*) (bfd *, file_ptr *, file_ptr *,
- file_ptr *)));
+extern bfd_boolean NAME (aout, bfd_free_cached_info)
+ (bfd *);
-boolean
-NAME(aout,bfd_free_cached_info) PARAMS ((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... */
-/* 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_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)
+#endif
+
#ifndef WRITE_HEADERS
#define WRITE_HEADERS(abfd, execp) \
{ \
- bfd_size_type text_size; /* dummy vars */ \
+ 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, & text_size, & text_end); \
\
execp->a_syms = bfd_get_symcount (abfd) * EXTERNAL_NLIST_SIZE; \
execp->a_entry = bfd_get_start_address (abfd); \
obj_reloc_entry_size (abfd)); \
execp->a_drsize = ((obj_datasec (abfd)->reloc_count) * \
obj_reloc_entry_size (abfd)); \
- NAME(aout,swap_exec_header_out) (abfd, execp, &exec_bytes); \
+ NAME (aout, swap_exec_header_out) (abfd, execp, & exec_bytes); \
\
- if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0) return false; \
- if (bfd_write ((PTR) &exec_bytes, 1, EXEC_BYTES_SIZE, abfd) \
- != EXEC_BYTES_SIZE) \
- return false; \
- /* Now write out reloc info, followed by syms and strings */ \
+ if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0 \
+ || bfd_bwrite (& exec_bytes, (bfd_size_type) EXEC_BYTES_SIZE, \
+ abfd) != EXEC_BYTES_SIZE) \
+ return FALSE; \
+ /* Now write out reloc info, followed by syms and strings. */ \
\
- if (bfd_get_outsymbols (abfd) != (asymbol **) NULL \
+ if (bfd_get_outsymbols (abfd) != NULL \
&& bfd_get_symcount (abfd) != 0) \
{ \
- if (bfd_seek (abfd, (file_ptr)(N_SYMOFF(*execp)), SEEK_SET) != 0) \
- return false; \
+ if (bfd_seek (abfd, (file_ptr) (N_SYMOFF(*execp)), SEEK_SET) != 0)\
+ return FALSE; \
\
- if (! NAME(aout,write_syms)(abfd)) 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
+/* Test if a read-only section can be merged with .text. This is
+ possible if:
+
+ 1. Section has file contents and is read-only.
+ 2. The VMA of the section is after the end of .text and before
+ the start of .data.
+ 3. The image is demand-pageable (otherwise, a_text in the header
+ will not reflect the gap between .text and .data). */
+
+#define aout_section_merge_with_text_p(abfd, sec) \
+ (((sec)->flags & (SEC_HAS_CONTENTS | SEC_READONLY)) == \
+ (SEC_HAS_CONTENTS | SEC_READONLY) \
+ && obj_textsec (abfd) != NULL \
+ && obj_datasec (abfd) != NULL \
+ && (sec)->vma >= (obj_textsec (abfd)->vma + \
+ obj_textsec (abfd)->size) \
+ && ((sec)->vma + (sec)->size) <= obj_datasec (abfd)->vma \
+ && ((abfd)->flags & D_PAGED) != 0)
+
#endif /* ! defined (LIBAOUT_H) */
projects / binutils.git / blobdiff