/* Main header file for the bfd library -- portable access to object files.
Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
- 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
+ 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
+ Free Software Foundation, Inc.
Contributed by Cygnus Support.
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 __BFD_H_SEEN__
#define __BFD_H_SEEN__
#define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@
#define BFD_HOST_64BIT_LONG @BFD_HOST_64BIT_LONG@
+#define BFD_HOST_LONG_LONG @BFD_HOST_LONG_LONG@
#if @BFD_HOST_64_BIT_DEFINED@
#define BFD_HOST_64_BIT @BFD_HOST_64_BIT@
#define BFD_HOST_U_64_BIT @BFD_HOST_U_64_BIT@
+typedef BFD_HOST_64_BIT bfd_int64_t;
+typedef BFD_HOST_U_64_BIT bfd_uint64_t;
#endif
#if BFD_ARCH_SIZE >= 64
#define FALSE 0
#define TRUE 1
-#if 0
-/* Poison. */
-#undef false
-#undef true
-#define false dont_use_false_in_bfd
-#define true dont_use_true_in_bfd
-#endif
-
-/* Support for different sizes of target format ints and addresses.
- If the type `long' is at least 64 bits, BFD_HOST_64BIT_LONG will be
- set to 1 above. Otherwise, if gcc is being used, this code will
- use gcc's "long long" type. Otherwise, BFD_HOST_64_BIT must be
- defined above. */
-
-#ifndef BFD_HOST_64_BIT
-# if BFD_HOST_64BIT_LONG
-# define BFD_HOST_64_BIT long
-# define BFD_HOST_U_64_BIT unsigned long
-# else
-# ifdef __GNUC__
-# if __GNUC__ >= 2
-# define BFD_HOST_64_BIT long long
-# define BFD_HOST_U_64_BIT unsigned long long
-# endif /* __GNUC__ >= 2 */
-# endif /* ! defined (__GNUC__) */
-# endif /* ! BFD_HOST_64BIT_LONG */
-#endif /* ! defined (BFD_HOST_64_BIT) */
-
#ifdef BFD64
#ifndef BFD_HOST_64_BIT
#endif /* not BFD64 */
-/* A pointer to a position in a file. */
-/* FIXME: This should be using off_t from <sys/types.h>.
- For now, try to avoid breaking stuff by not including <sys/types.h> here.
- This will break on systems with 64-bit file offsets (e.g. 4.4BSD).
- Probably the best long-term answer is to avoid using file_ptr AND off_t
- in this header file, and to handle this in the BFD implementation
- rather than in its interface. */
-/* typedef off_t file_ptr; */
-typedef bfd_signed_vma file_ptr;
-typedef bfd_vma ufile_ptr;
+#define HALF_BFD_SIZE_TYPE \
+ (((bfd_size_type) 1) << (8 * sizeof (bfd_size_type) / 2))
+
+#ifndef BFD_HOST_64_BIT
+/* Fall back on a 32 bit type. The idea is to make these types always
+ available for function return types, but in the case that
+ BFD_HOST_64_BIT is undefined such a function should abort or
+ otherwise signal an error. */
+typedef bfd_signed_vma bfd_int64_t;
+typedef bfd_vma bfd_uint64_t;
+#endif
+
+/* An offset into a file. BFD always uses the largest possible offset
+ based on the build time availability of fseek, fseeko, or fseeko64. */
+typedef @bfd_file_ptr@ file_ptr;
+typedef unsigned @bfd_file_ptr@ ufile_ptr;
extern void bfd_sprintf_vma (bfd *, char *, bfd_vma);
extern void bfd_fprintf_vma (bfd *, void *, bfd_vma);
typedef enum bfd_format
{
bfd_unknown = 0, /* File format is unknown. */
- bfd_object, /* Linker/assember/compiler output. */
+ bfd_object, /* Linker/assembler/compiler output. */
bfd_archive, /* Object archive file. */
bfd_core, /* Core dump. */
bfd_type_end /* Marks the end; don't use it! */
/* The sections in this BFD specify a memory page. */
#define HAS_LOAD_PAGE 0x1000
+
+/* This BFD has been created by the linker and doesn't correspond
+ to any input file. */
+#define BFD_LINKER_CREATED 0x2000
\f
/* Symbols and relocation. */
unsigned int line_number; /* Linenumber from start of function. */
union
{
- struct symbol_cache_entry *sym; /* Function name. */
+ struct bfd_symbol *sym; /* Function name. */
bfd_vma offset; /* Offset into section. */
} u;
}
#define align_power(addr, align) \
(((addr) + ((bfd_vma) 1 << (align)) - 1) & ((bfd_vma) -1 << (align)))
-typedef struct sec *sec_ptr;
+typedef struct bfd_section *sec_ptr;
#define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0)
#define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0)
#define bfd_get_section_lma(bfd, ptr) ((ptr)->lma + 0)
#define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0)
#define bfd_section_name(bfd, ptr) ((ptr)->name)
-#define bfd_section_size(bfd, ptr) (bfd_get_section_size_before_reloc(ptr))
+#define bfd_section_size(bfd, ptr) ((ptr)->size)
+#define bfd_get_section_size(ptr) ((ptr)->size)
#define bfd_section_vma(bfd, ptr) ((ptr)->vma)
#define bfd_section_lma(bfd, ptr) ((ptr)->lma)
#define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
#define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma = (val)), ((ptr)->user_set_vma = TRUE), TRUE)
#define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),TRUE)
#define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),TRUE)
+/* Find the address one past the end of SEC. */
+#define bfd_get_section_limit(bfd, sec) \
+ (((sec)->rawsize ? (sec)->rawsize : (sec)->size) \
+ / bfd_octets_per_byte (bfd))
typedef struct stat stat_type;
\f
bfd_boolean (*) (struct bfd_hash_entry *, void *),
void *info);
+/* Allows the default size of a hash table to be configured. New hash
+ tables allocated using bfd_hash_table_init will be created with
+ this size. */
+extern void bfd_hash_set_default_size (bfd_size_type);
+
+/* This structure is used to keep track of stabs in sections
+ information while linking. */
+
+struct stab_info
+{
+ /* A hash table used to hold stabs strings. */
+ struct bfd_strtab_hash *strings;
+ /* The header file hash table. */
+ struct bfd_hash_table includes;
+ /* The first .stabstr section. */
+ struct bfd_section *stabstr;
+};
+
#define COFF_SWAP_TABLE (void *) &bfd_coff_std_swap_table
/* User program access to BFD facilities. */
extern bfd_size_type bfd_bread (void *, bfd_size_type, bfd *);
extern bfd_size_type bfd_bwrite (const void *, bfd_size_type, bfd *);
extern int bfd_seek (bfd *, file_ptr, int);
-extern ufile_ptr bfd_tell (bfd *);
+extern file_ptr bfd_tell (bfd *);
extern int bfd_flush (bfd *);
extern int bfd_stat (bfd *, struct stat *);
(bfd *abfd);
/* NB: This declaration should match the autogenerated one in libbfd.h. */
+extern bfd_boolean bfd_cache_close_all (void);
+
extern bfd_boolean bfd_record_phdr
(bfd *, unsigned long, bfd_boolean, flagword, bfd_boolean, bfd_vma,
- bfd_boolean, bfd_boolean, unsigned int, struct sec **);
+ bfd_boolean, bfd_boolean, unsigned int, struct bfd_section **);
/* Byte swapping routines. */
-bfd_vma bfd_getb64 (const unsigned char *);
-bfd_vma bfd_getl64 (const unsigned char *);
-bfd_signed_vma bfd_getb_signed_64 (const unsigned char *);
-bfd_signed_vma bfd_getl_signed_64 (const unsigned char *);
-bfd_vma bfd_getb32 (const unsigned char *);
-bfd_vma bfd_getl32 (const unsigned char *);
-bfd_signed_vma bfd_getb_signed_32 (const unsigned char *);
-bfd_signed_vma bfd_getl_signed_32 (const unsigned char *);
-bfd_vma bfd_getb16 (const unsigned char *);
-bfd_vma bfd_getl16 (const unsigned char *);
-bfd_signed_vma bfd_getb_signed_16 (const unsigned char *);
-bfd_signed_vma bfd_getl_signed_16 (const unsigned char *);
-void bfd_putb64 (bfd_vma, unsigned char *);
-void bfd_putl64 (bfd_vma, unsigned char *);
-void bfd_putb32 (bfd_vma, unsigned char *);
-void bfd_putl32 (bfd_vma, unsigned char *);
-void bfd_putb16 (bfd_vma, unsigned char *);
-void bfd_putl16 (bfd_vma, unsigned char *);
+bfd_uint64_t bfd_getb64 (const void *);
+bfd_uint64_t bfd_getl64 (const void *);
+bfd_int64_t bfd_getb_signed_64 (const void *);
+bfd_int64_t bfd_getl_signed_64 (const void *);
+bfd_vma bfd_getb32 (const void *);
+bfd_vma bfd_getl32 (const void *);
+bfd_signed_vma bfd_getb_signed_32 (const void *);
+bfd_signed_vma bfd_getl_signed_32 (const void *);
+bfd_vma bfd_getb16 (const void *);
+bfd_vma bfd_getl16 (const void *);
+bfd_signed_vma bfd_getb_signed_16 (const void *);
+bfd_signed_vma bfd_getl_signed_16 (const void *);
+void bfd_putb64 (bfd_uint64_t, void *);
+void bfd_putl64 (bfd_uint64_t, void *);
+void bfd_putb32 (bfd_vma, void *);
+void bfd_putl32 (bfd_vma, void *);
+void bfd_putb16 (bfd_vma, void *);
+void bfd_putl16 (bfd_vma, void *);
/* Byte swapping routines which take size and endiannes as arguments. */
-bfd_vma bfd_get_bits (bfd_byte *, int, bfd_boolean);
-void bfd_put_bits (bfd_vma, bfd_byte *, int, bfd_boolean);
+bfd_uint64_t bfd_get_bits (const void *, int, bfd_boolean);
+void bfd_put_bits (bfd_uint64_t, void *, int, bfd_boolean);
+
+extern bfd_boolean bfd_section_already_linked_table_init (void);
+extern void bfd_section_already_linked_table_free (void);
\f
/* Externally visible ECOFF routines. */
struct ecoff_debug_info;
struct ecoff_debug_swap;
struct ecoff_extr;
-struct symbol_cache_entry;
+struct bfd_symbol;
struct bfd_link_info;
struct bfd_link_hash_entry;
struct bfd_elf_version_tree;
extern bfd_boolean bfd_ecoff_debug_externals
(bfd *abfd, struct ecoff_debug_info *debug,
const struct ecoff_debug_swap *swap, bfd_boolean relocatable,
- bfd_boolean (*get_extr) (struct symbol_cache_entry *, struct ecoff_extr *),
- void (*set_index) (struct symbol_cache_entry *, bfd_size_type));
+ bfd_boolean (*get_extr) (struct bfd_symbol *, struct ecoff_extr *),
+ void (*set_index) (struct bfd_symbol *, bfd_size_type));
extern bfd_boolean bfd_ecoff_debug_one_external
(bfd *abfd, struct ecoff_debug_info *debug,
const struct ecoff_debug_swap *swap, const char *name,
(void *handle, bfd *abfd, struct ecoff_debug_info *debug,
const struct ecoff_debug_swap *swap,
struct bfd_link_info *info, file_ptr where);
-extern bfd_boolean bfd_mips_ecoff_create_embedded_relocs
- (bfd *, struct bfd_link_info *, struct sec *, struct sec *, char **);
/* Externally visible ELF routines. */
const char *name;
};
+enum dynamic_lib_link_class {
+ DYN_NORMAL = 0,
+ DYN_AS_NEEDED = 1,
+ DYN_DT_NEEDED = 2,
+ DYN_NO_ADD_NEEDED = 4,
+ DYN_NO_NEEDED = 8
+};
+
extern bfd_boolean bfd_elf_record_link_assignment
- (bfd *, struct bfd_link_info *, const char *, bfd_boolean);
+ (bfd *, struct bfd_link_info *, const char *, bfd_boolean,
+ bfd_boolean);
extern struct bfd_link_needed_list *bfd_elf_get_needed_list
(bfd *, struct bfd_link_info *);
extern bfd_boolean bfd_elf_get_bfd_needed_list
(bfd *, struct bfd_link_needed_list **);
-extern bfd_boolean bfd_elf32_size_dynamic_sections
+extern bfd_boolean bfd_elf_size_dynamic_sections
(bfd *, const char *, const char *, const char *, const char * const *,
- struct bfd_link_info *, struct sec **, struct bfd_elf_version_tree *);
-extern bfd_boolean bfd_elf64_size_dynamic_sections
- (bfd *, const char *, const char *, const char *, const char * const *,
- struct bfd_link_info *, struct sec **, struct bfd_elf_version_tree *);
+ struct bfd_link_info *, struct bfd_section **,
+ struct bfd_elf_version_tree *);
+extern bfd_boolean bfd_elf_size_dynsym_hash_dynstr
+ (bfd *, struct bfd_link_info *);
extern void bfd_elf_set_dt_needed_name
(bfd *, const char *);
-extern void bfd_elf_set_dt_needed_soname
- (bfd *, const char *);
extern const char *bfd_elf_get_dt_soname
(bfd *);
+extern void bfd_elf_set_dyn_lib_class
+ (bfd *, int);
+extern int bfd_elf_get_dyn_lib_class
+ (bfd *);
extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
(bfd *, struct bfd_link_info *);
-extern bfd_boolean bfd_elf32_discard_info
- (bfd *, struct bfd_link_info *);
-extern bfd_boolean bfd_elf64_discard_info
+extern bfd_boolean bfd_elf_discard_info
(bfd *, struct bfd_link_info *);
+extern unsigned int _bfd_elf_default_action_discarded
+ (struct bfd_section *);
/* Return an upper bound on the number of bytes required to store a
copy of ABFD's program header table entries. Return -1 if an error
the remote memory. */
extern bfd *bfd_elf_bfd_from_remote_memory
(bfd *templ, bfd_vma ehdr_vma, bfd_vma *loadbasep,
- int (*target_read_memory) (bfd_vma vma, char *myaddr, int len));
+ int (*target_read_memory) (bfd_vma vma, bfd_byte *myaddr, int len));
/* Return the arch_size field of an elf bfd, or -1 if not elf. */
extern int bfd_get_arch_size
extern int bfd_get_sign_extend_vma
(bfd *);
+extern struct bfd_section *_bfd_elf_tls_setup
+ (bfd *, struct bfd_link_info *);
+
+extern void _bfd_fix_excluded_sec_syms
+ (bfd *, struct bfd_link_info *);
+
+extern unsigned bfd_m68k_mach_to_features (int);
+
+extern int bfd_m68k_features_to_mach (unsigned);
+
extern bfd_boolean bfd_m68k_elf32_create_embedded_relocs
- (bfd *, struct bfd_link_info *, struct sec *, struct sec *, char **);
-extern bfd_boolean bfd_mips_elf32_create_embedded_relocs
- (bfd *, struct bfd_link_info *, struct sec *, struct sec *, char **);
+ (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *,
+ char **);
+
+extern bfd_boolean bfd_bfin_elf32_create_embedded_relocs
+ (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *,
+ char **);
/* SunOS shared library support routines for the linker. */
extern bfd_boolean bfd_sunos_record_link_assignment
(bfd *, struct bfd_link_info *, const char *);
extern bfd_boolean bfd_sunos_size_dynamic_sections
- (bfd *, struct bfd_link_info *, struct sec **, struct sec **, struct sec **);
+ (bfd *, struct bfd_link_info *, struct bfd_section **,
+ struct bfd_section **, struct bfd_section **);
/* Linux shared library support routines for the linker. */
extern bfd_boolean bfd_xcoff_size_dynamic_sections
(bfd *, struct bfd_link_info *, const char *, const char *,
unsigned long, unsigned long, unsigned long, bfd_boolean,
- int, bfd_boolean, bfd_boolean, struct sec **, bfd_boolean);
+ int, bfd_boolean, bfd_boolean, struct bfd_section **, bfd_boolean);
extern bfd_boolean bfd_xcoff_link_generate_rtinit
(bfd *, const char *, const char *, bfd_boolean);
#endif
extern bfd_boolean bfd_coff_get_syment
- (bfd *, struct symbol_cache_entry *, struct internal_syment *);
+ (bfd *, struct bfd_symbol *, struct internal_syment *);
extern bfd_boolean bfd_coff_get_auxent
- (bfd *, struct symbol_cache_entry *, int, union internal_auxent *);
+ (bfd *, struct bfd_symbol *, int, union internal_auxent *);
extern bfd_boolean bfd_coff_set_symbol_class
- (bfd *, struct symbol_cache_entry *, unsigned int);
+ (bfd *, struct bfd_symbol *, unsigned int);
extern bfd_boolean bfd_m68k_coff_create_embedded_relocs
- (bfd *, struct bfd_link_info *, struct sec *, struct sec *, char **);
+ (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, char **);
/* ARM Interworking support. Called from linker. */
extern bfd_boolean bfd_arm_allocate_interworking_sections
extern bfd_boolean bfd_elf32_arm_process_before_allocation
(bfd *, struct bfd_link_info *, int);
+void bfd_elf32_arm_set_target_relocs
+ (struct bfd_link_info *, int, char *, int, int);
+
extern bfd_boolean bfd_elf32_arm_get_bfd_for_interworking
(bfd *, struct bfd_link_info *);
extern bfd_boolean bfd_elf32_arm_add_glue_sections_to_bfd
(bfd *, struct bfd_link_info *);
+/* ELF ARM mapping symbol support */
+extern bfd_boolean bfd_is_arm_mapping_symbol_name
+ (const char * name);
+
/* ARM Note section processing. */
extern bfd_boolean bfd_arm_merge_machines
(bfd *, bfd *);
/* TI COFF load page support. */
extern void bfd_ticoff_set_section_load_page
- (struct sec *, int);
+ (struct bfd_section *, int);
extern int bfd_ticoff_get_section_load_page
- (struct sec *);
+ (struct bfd_section *);
/* H8/300 functions. */
extern bfd_vma bfd_h8300_pad_address
(bfd *, bfd_vma);
+/* IA64 Itanium code generation. Called from linker. */
+extern void bfd_elf32_ia64_after_parse
+ (int);
+
+extern void bfd_elf64_ia64_after_parse
+ (int);
+
+/* 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;
+};
+
+extern struct coff_comdat_info *bfd_coff_get_comdat_section
+ (bfd *, struct bfd_section *);
+