/* BFD back-end data structures for a.out (and similar) files.
- Copyright 1990, 1991, 1992 Free Software Foundation, Inc.
+ Copyright 1990, 91, 92, 93, 94, 95, 96, 97, 1998
+ Free Software Foundation, Inc.
Written by Cygnus Support.
This file is part of BFD, the Binary File Descriptor library.
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., 675 Mass Ave, Cambridge, MA 02139, USA. */
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#ifndef LIBAOUT_H
#define LIBAOUT_H
If not, the text section starts on the next page. */
unsigned char text_includes_header;
+ /* If this flag is set, then if the entry address is not in the
+ first SEGMENT_SIZE bytes of the text section, it is taken to be
+ the address of the start of the text section. This can be useful
+ for kernels. */
+ unsigned char entry_is_text_address;
+
/* The value to pass to N_SET_FLAGS. */
unsigned char exec_hdr_flags;
/* 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 *));
+ boolean (*add_dynamic_symbols) PARAMS ((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 (*write_dynamic_symbol) PARAMS ((bfd *, struct bfd_link_info *,
struct aout_link_hash_entry *));
- /* This callback is called by the linker for each reloc against an
- external symbol. RELOC is a pointer to the unswapped reloc. If
- *SKIP is set to true, the reloc will be skipped. */
+ /* 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
+ 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, boolean *skip));
+ PTR reloc, bfd_byte *contents,
+ boolean *skip,
+ bfd_vma *relocation));
/* Called at the end of a link to finish up any dynamic linking
information. */
};
/* 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 >< >< MAGIC NUMBER >
+< FLAGS >< MACHINE TYPE >< MAGIC NUMBER >
*/
enum machine_type {
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 */
-/* start-sanitize-rce */
- M_RCE = 155, /* Motorola RCE binary */
-/* end-sanitize-rce */
+ 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
};
#define N_DYNAMIC(exec) ((exec).a_info & 0x80000000)
n_magic
} magic;
+ /* A buffer for find_nearest_line. */
+ char *line_buf;
+
/* The external symbol information. */
struct external_nlist *external_syms;
bfd_size_type external_sym_count;
+ bfd_window sym_window;
char *external_strings;
bfd_size_type external_string_size;
+ bfd_window string_window;
struct aout_link_hash_entry **sym_hashes;
/* A pointer for shared library information. */
PTR 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
+ index. */
+ bfd_vma *local_got_offsets;
};
struct aout_data_struct {
#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 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)
+
/* Prototype declarations for functions defined in aoutx.h */
boolean
void
NAME(aout,swap_ext_reloc_in) PARAMS ((bfd *, struct reloc_ext_external *,
- arelent *, asymbol **));
+ arelent *, asymbol **, bfd_size_type));
void
NAME(aout,swap_std_reloc_in) PARAMS ((bfd *, struct reloc_std_external *,
- arelent *, asymbol **));
+ arelent *, asymbol **, bfd_size_type));
+
+reloc_howto_type *
+NAME(aout,reloc_type_lookup) PARAMS ((bfd *abfd,
+ bfd_reloc_code_real_type code));
boolean
NAME(aout,slurp_reloc_table) PARAMS ((bfd *abfd, sec_ptr asect,
asymbol **symbols, bfd_vma offset, CONST char **filename_ptr,
CONST char **functionname_ptr, unsigned int *line_ptr));
+long
+NAME(aout,read_minisymbols) PARAMS ((bfd *, boolean, PTR *, unsigned int *));
+
+asymbol *
+NAME(aout,minisymbol_to_symbol) PARAMS ((bfd *, boolean, const PTR,
+ asymbol *));
+
int
NAME(aout,sizeof_headers) PARAMS ((bfd *abfd, boolean exec));
boolean
NAME(aout,bfd_free_cached_info) PARAMS ((bfd *));
-/* Prototypes for functions in stab-syms.c. */
-
-CONST char *
-aout_stab_name PARAMS ((int code));
-
/* A.out uses the generic versions of these routines... */
#define aout_32_get_section_contents _bfd_generic_get_section_contents
#define NO_WRITE_HEADER_KLUDGE 0
#endif
-#ifndef aout_32_bfd_is_local_label
-#define aout_32_bfd_is_local_label bfd_generic_is_local_label
+#ifndef aout_32_bfd_is_local_label_name
+#define aout_32_bfd_is_local_label_name bfd_generic_is_local_label_name
#endif
#ifndef WRITE_HEADERS
\
if (bfd_get_outsymbols (abfd) != (asymbol **) NULL \
&& bfd_get_symcount (abfd) != 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_SYMOFF(*execp)), SEEK_SET) != 0) \
+ return false; \
\
- if (bfd_seek (abfd, (file_ptr)(N_TRELOFF(*execp)), SEEK_SET) \
- != 0) \
- return false; \
+ if (! NAME(aout,write_syms)(abfd)) 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 (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 (!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
projects / deliverable / binutils-gdb.git / blobdiff