/* Generic target-file-type support for the BFD library.
Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
+ 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
Free Software Foundation, Inc.
Written by Cygnus Support.
.{* Forward declaration. *}
.typedef struct bfd_link_info _bfd_link_info;
.
+.{* Forward declaration. *}
+.typedef struct flag_info flag_info;
+.
.typedef struct bfd_target
.{
. {* Identifies the kind of target, e.g., SunOS4, Ultrix, etc. *}
. char ar_pad_char;
.
. {* The maximum number of characters in an archive header. *}
-. unsigned short ar_max_namelen;
+. unsigned char ar_max_namelen;
+.
+. {* How well this target matches, used to select between various
+. possible targets when more than one target matches. *}
+. unsigned char match_priority;
.
. {* Entries for byte swapping for data. These are different from the
. other entry points, since they don't take a BFD as the first argument.
.#define BFD_JUMP_TABLE_CORE(NAME) \
. NAME##_core_file_failing_command, \
. NAME##_core_file_failing_signal, \
-. NAME##_core_file_matches_executable_p
+. NAME##_core_file_matches_executable_p, \
+. NAME##_core_file_pid
.
. char * (*_core_file_failing_command) (bfd *);
. int (*_core_file_failing_signal) (bfd *);
. bfd_boolean (*_core_file_matches_executable_p) (bfd *, bfd *);
+. int (*_core_file_pid) (bfd *);
.
. {* Archive entry points. *}
.#define BFD_JUMP_TABLE_ARCHIVE(NAME) \
. NAME##_truncate_arname, \
. NAME##_write_armap, \
. NAME##_read_ar_hdr, \
+. NAME##_write_ar_hdr, \
. NAME##_openr_next_archived_file, \
. NAME##_get_elt_at_index, \
. NAME##_generic_stat_arch_elt, \
. bfd_boolean (*write_armap)
. (bfd *, unsigned int, struct orl *, unsigned int, int);
. void * (*_bfd_read_ar_hdr_fn) (bfd *);
+. bfd_boolean (*_bfd_write_ar_hdr_fn) (bfd *, bfd *);
. bfd * (*openr_next_archived_file) (bfd *, bfd *);
.#define bfd_get_elt_at_index(b,i) BFD_SEND (b, _bfd_get_elt_at_index, (b,i))
. bfd * (*_bfd_get_elt_at_index) (bfd *, symindex);
. NAME##_bfd_link_hash_table_free, \
. NAME##_bfd_link_add_symbols, \
. NAME##_bfd_link_just_syms, \
+. NAME##_bfd_copy_link_hash_symbol_type, \
. NAME##_bfd_final_link, \
. NAME##_bfd_link_split_section, \
. NAME##_bfd_gc_sections, \
+. NAME##_bfd_lookup_section_flags, \
. NAME##_bfd_merge_sections, \
. NAME##_bfd_is_group_section, \
. NAME##_bfd_discard_group, \
. {* Indicate that we are only retrieving symbol values from this section. *}
. void (*_bfd_link_just_syms) (asection *, struct bfd_link_info *);
.
+. {* Copy the symbol type of a linker hash table entry. *}
+.#define bfd_copy_link_hash_symbol_type(b, t, f) \
+. BFD_SEND (b, _bfd_copy_link_hash_symbol_type, (b, t, f))
+. void (*_bfd_copy_link_hash_symbol_type)
+. (bfd *, struct bfd_link_hash_entry *, struct bfd_link_hash_entry *);
+.
. {* Do a link based on the link_order structures attached to each
. section of the BFD. *}
. bfd_boolean (*_bfd_final_link) (bfd *, struct bfd_link_info *);
. {* Remove sections that are not referenced from the output. *}
. bfd_boolean (*_bfd_gc_sections) (bfd *, struct bfd_link_info *);
.
+. {* Sets the bitmask of allowed and disallowed section flags. *}
+. void (*_bfd_lookup_section_flags) (struct bfd_link_info *,
+. struct flag_info *);
+.
. {* Attempt to merge SEC_MERGE sections. *}
. bfd_boolean (*_bfd_merge_sections) (bfd *, struct bfd_link_info *);
.
.
. {* Check if SEC has been already linked during a reloceatable or
. final link. *}
-. void (*_section_already_linked) (bfd *, struct bfd_section *,
-. struct bfd_link_info *);
+. bfd_boolean (*_section_already_linked) (bfd *, asection *,
+. struct bfd_link_info *);
.
. {* Define a common symbol. *}
. bfd_boolean (*_bfd_define_common_symbol) (bfd *, struct bfd_link_info *,
extern const bfd_target bfd_elf32_d10v_vec;
extern const bfd_target bfd_elf32_d30v_vec;
extern const bfd_target bfd_elf32_dlx_big_vec;
+extern const bfd_target bfd_elf32_epiphany_vec;
extern const bfd_target bfd_elf32_fr30_vec;
extern const bfd_target bfd_elf32_frv_vec;
extern const bfd_target bfd_elf32_frvfdpic_vec;
extern const bfd_target bfd_elf32_hppa_vec;
extern const bfd_target bfd_elf32_i370_vec;
extern const bfd_target bfd_elf32_i386_freebsd_vec;
+extern const bfd_target bfd_elf32_i386_nacl_vec;
+extern const bfd_target bfd_elf32_i386_sol2_vec;
extern const bfd_target bfd_elf32_i386_vxworks_vec;
extern const bfd_target bfd_elf32_i386_vec;
extern const bfd_target bfd_elf32_i860_little_vec;
extern const bfd_target bfd_elf32_nlittlemips_vec;
extern const bfd_target bfd_elf32_ntradbigmips_vec;
extern const bfd_target bfd_elf32_ntradlittlemips_vec;
+extern const bfd_target bfd_elf32_ntradbigmips_freebsd_vec;
+extern const bfd_target bfd_elf32_ntradlittlemips_freebsd_vec;
extern const bfd_target bfd_elf32_openrisc_vec;
extern const bfd_target bfd_elf32_or32_big_vec;
extern const bfd_target bfd_elf32_pj_vec;
extern const bfd_target bfd_elf32_pjl_vec;
extern const bfd_target bfd_elf32_powerpc_vec;
extern const bfd_target bfd_elf32_powerpcle_vec;
+extern const bfd_target bfd_elf32_powerpc_freebsd_vec;
extern const bfd_target bfd_elf32_powerpc_vxworks_vec;
+extern const bfd_target bfd_elf32_rl78_vec;
+extern const bfd_target bfd_elf32_rx_le_vec;
+extern const bfd_target bfd_elf32_rx_be_vec;
+extern const bfd_target bfd_elf32_rx_be_ns_vec;
extern const bfd_target bfd_elf32_s390_vec;
extern const bfd_target bfd_elf32_bigscore_vec;
extern const bfd_target bfd_elf32_littlescore_vec;
extern const bfd_target bfd_elf32_sh64lnbsd_vec;
extern const bfd_target bfd_elf32_sh64nbsd_vec;
extern const bfd_target bfd_elf32_sh_vec;
+extern const bfd_target bfd_elf32_shbfd_vec;
extern const bfd_target bfd_elf32_shblin_vec;
+extern const bfd_target bfd_elf32_shfd_vec;
extern const bfd_target bfd_elf32_shl_vec;
extern const bfd_target bfd_elf32_shl_symbian_vec;
extern const bfd_target bfd_elf32_shlin_vec;
extern const bfd_target bfd_elf32_shnbsd_vec;
extern const bfd_target bfd_elf32_shvxworks_vec;
extern const bfd_target bfd_elf32_sparc_vec;
+extern const bfd_target bfd_elf32_sparc_sol2_vec;
extern const bfd_target bfd_elf32_sparc_vxworks_vec;
extern const bfd_target bfd_elf32_spu_vec;
+extern const bfd_target bfd_elf32_tic6x_be_vec;
+extern const bfd_target bfd_elf32_tic6x_le_vec;
+extern const bfd_target bfd_elf32_tic6x_elf_be_vec;
+extern const bfd_target bfd_elf32_tic6x_elf_le_vec;
+extern const bfd_target bfd_elf32_tic6x_linux_be_vec;
+extern const bfd_target bfd_elf32_tic6x_linux_le_vec;
+extern const bfd_target bfd_elf32_tilegx_be_vec;
+extern const bfd_target bfd_elf32_tilegx_le_vec;
+extern const bfd_target bfd_elf32_tilepro_vec;
extern const bfd_target bfd_elf32_tradbigmips_vec;
extern const bfd_target bfd_elf32_tradlittlemips_vec;
+extern const bfd_target bfd_elf32_tradbigmips_freebsd_vec;
+extern const bfd_target bfd_elf32_tradlittlemips_freebsd_vec;
extern const bfd_target bfd_elf32_us_cris_vec;
extern const bfd_target bfd_elf32_v850_vec;
extern const bfd_target bfd_elf32_vax_vec;
extern const bfd_target bfd_elf64_mmix_vec;
extern const bfd_target bfd_elf64_powerpc_vec;
extern const bfd_target bfd_elf64_powerpcle_vec;
+extern const bfd_target bfd_elf64_powerpc_freebsd_vec;
extern const bfd_target bfd_elf64_s390_vec;
extern const bfd_target bfd_elf64_sh64_vec;
extern const bfd_target bfd_elf64_sh64l_vec;
extern const bfd_target bfd_elf64_sh64nbsd_vec;
extern const bfd_target bfd_elf64_sparc_vec;
extern const bfd_target bfd_elf64_sparc_freebsd_vec;
+extern const bfd_target bfd_elf64_sparc_sol2_vec;
+extern const bfd_target bfd_elf64_tilegx_be_vec;
+extern const bfd_target bfd_elf64_tilegx_le_vec;
extern const bfd_target bfd_elf64_tradbigmips_vec;
extern const bfd_target bfd_elf64_tradlittlemips_vec;
+extern const bfd_target bfd_elf64_tradbigmips_freebsd_vec;
+extern const bfd_target bfd_elf64_tradlittlemips_freebsd_vec;
extern const bfd_target bfd_elf64_x86_64_freebsd_vec;
+extern const bfd_target bfd_elf64_x86_64_sol2_vec;
extern const bfd_target bfd_elf64_x86_64_vec;
+extern const bfd_target bfd_elf32_x86_64_vec;
extern const bfd_target bfd_elf64_l1om_freebsd_vec;
extern const bfd_target bfd_elf64_l1om_vec;
+extern const bfd_target bfd_elf64_k1om_freebsd_vec;
+extern const bfd_target bfd_elf64_k1om_vec;
extern const bfd_target bfd_mmo_vec;
extern const bfd_target bfd_powerpc_pe_vec;
extern const bfd_target bfd_powerpc_pei_vec;
extern const bfd_target mach_o_le_vec;
extern const bfd_target mach_o_fat_vec;
extern const bfd_target mach_o_i386_vec;
-extern const bfd_target maxqcoff_vec;
+extern const bfd_target mach_o_x86_64_vec;
extern const bfd_target mcore_pe_big_vec;
extern const bfd_target mcore_pe_little_vec;
extern const bfd_target mcore_pei_big_vec;
extern const bfd_target vax1knetbsd_vec;
extern const bfd_target versados_vec;
extern const bfd_target vms_alpha_vec;
-extern const bfd_target vms_vax_vec;
+extern const bfd_target vms_lib_txt_vec;
extern const bfd_target w65_vec;
extern const bfd_target we32kcoff_vec;
extern const bfd_target x86_64pe_vec;
&bfd_elf32_d10v_vec,
&bfd_elf32_d30v_vec,
&bfd_elf32_dlx_big_vec,
+ &bfd_elf32_epiphany_vec,
&bfd_elf32_fr30_vec,
&bfd_elf32_frv_vec,
&bfd_elf32_frvfdpic_vec,
&bfd_elf32_hppa_vec,
&bfd_elf32_i370_vec,
&bfd_elf32_i386_freebsd_vec,
+ &bfd_elf32_i386_nacl_vec,
+ &bfd_elf32_i386_sol2_vec,
&bfd_elf32_i386_vxworks_vec,
&bfd_elf32_i386_vec,
&bfd_elf32_i860_little_vec,
&bfd_elf32_nlittlemips_vec,
&bfd_elf32_ntradbigmips_vec,
&bfd_elf32_ntradlittlemips_vec,
+ &bfd_elf32_ntradbigmips_freebsd_vec,
+ &bfd_elf32_ntradlittlemips_freebsd_vec,
#endif
&bfd_elf32_openrisc_vec,
&bfd_elf32_or32_big_vec,
&bfd_elf32_powerpc_vec,
&bfd_elf32_powerpc_vxworks_vec,
&bfd_elf32_powerpcle_vec,
+ &bfd_elf32_powerpc_freebsd_vec,
+ &bfd_elf32_rl78_vec,
+ &bfd_elf32_rx_be_vec,
+ &bfd_elf32_rx_be_ns_vec,
+ &bfd_elf32_rx_le_vec,
&bfd_elf32_s390_vec,
#ifdef BFD64
&bfd_elf32_bigscore_vec,
&bfd_elf32_littlescore_vec,
#endif
&bfd_elf32_sh_vec,
+ &bfd_elf32_shbfd_vec,
&bfd_elf32_shblin_vec,
+ &bfd_elf32_shfd_vec,
&bfd_elf32_shl_vec,
&bfd_elf32_shl_symbian_vec,
&bfd_elf32_shlin_vec,
&bfd_elf32_sh64blin_vec,
#endif
&bfd_elf32_sparc_vec,
+ &bfd_elf32_sparc_sol2_vec,
&bfd_elf32_sparc_vxworks_vec,
&bfd_elf32_spu_vec,
+ &bfd_elf32_tic6x_be_vec,
+ &bfd_elf32_tic6x_le_vec,
+ &bfd_elf32_tilegx_be_vec,
+ &bfd_elf32_tilegx_le_vec,
+ &bfd_elf32_tilepro_vec,
&bfd_elf32_tradbigmips_vec,
&bfd_elf32_tradlittlemips_vec,
+ &bfd_elf32_tradbigmips_freebsd_vec,
+ &bfd_elf32_tradlittlemips_freebsd_vec,
&bfd_elf32_us_cris_vec,
&bfd_elf32_v850_vec,
&bfd_elf32_vax_vec,
&bfd_elf64_mmix_vec,
&bfd_elf64_powerpc_vec,
&bfd_elf64_powerpcle_vec,
+ &bfd_elf64_powerpc_freebsd_vec,
&bfd_elf64_s390_vec,
&bfd_elf64_sh64_vec,
&bfd_elf64_sh64l_vec,
&bfd_elf64_sh64blin_vec,
&bfd_elf64_sparc_vec,
&bfd_elf64_sparc_freebsd_vec,
+ &bfd_elf64_sparc_sol2_vec,
+ &bfd_elf64_tilegx_be_vec,
+ &bfd_elf64_tilegx_le_vec,
&bfd_elf64_tradbigmips_vec,
&bfd_elf64_tradlittlemips_vec,
+ &bfd_elf64_tradbigmips_freebsd_vec,
+ &bfd_elf64_tradlittlemips_freebsd_vec,
&bfd_elf64_x86_64_freebsd_vec,
+ &bfd_elf64_x86_64_sol2_vec,
&bfd_elf64_x86_64_vec,
+ &bfd_elf32_x86_64_vec,
&bfd_elf64_l1om_freebsd_vec,
&bfd_elf64_l1om_vec,
+ &bfd_elf64_k1om_freebsd_vec,
+ &bfd_elf64_k1om_vec,
&bfd_mmo_vec,
#endif
&bfd_powerpc_pe_vec,
&mach_o_le_vec,
&mach_o_fat_vec,
&mach_o_i386_vec,
- &maxqcoff_vec,
+#ifdef BFD64
+ &mach_o_x86_64_vec,
+#endif
&mcore_pe_big_vec,
&mcore_pe_little_vec,
&mcore_pei_big_vec,
&shlcoff_vec,
&shlpe_vec,
&shlpei_vec,
-#if defined (HOST_HPPAHPUX) || defined (HOST_HPPABSD) || defined (HOST_HPPAOSF)
&som_vec,
-#endif
&sparccoff_vec,
&sparcle_aout_vec,
&sparclinux_vec,
#ifdef BFD64
&vms_alpha_vec,
#endif
- &vms_vax_vec,
+ &vms_lib_txt_vec,
&w65_vec,
&we32kcoff_vec,
&z80coff_vec,
return target;
}
+/* Helper function for bfd_get_target_info to determine the target's
+ architecture. This method handles bfd internal target names as
+ tuples and triplets. */
+static bfd_boolean
+_bfd_find_arch_match (const char *tname, const char **arch,
+ const char **def_target_arch)
+{
+ if (!arch)
+ return FALSE;
+
+ while (*arch != NULL)
+ {
+ const char *in_a = strstr (*arch, tname);
+ char end_ch = (in_a ? in_a[strlen (tname)] : 0);
+
+ if (in_a && (in_a == *arch || in_a[-1] == ':')
+ && end_ch == 0)
+ {
+ *def_target_arch = *arch;
+ return TRUE;
+ }
+ arch++;
+ }
+ return FALSE;
+}
+
+/*
+FUNCTION
+ bfd_get_target_info
+SYNOPSIS
+ const bfd_target *bfd_get_target_info (const char *target_name,
+ bfd *abfd,
+ bfd_boolean *is_bigendian,
+ int *underscoring,
+ const char **def_target_arch);
+DESCRIPTION
+ Return a pointer to the transfer vector for the object target
+ named @var{target_name}. If @var{target_name} is <<NULL>>,
+ choose the one in the environment variable <<GNUTARGET>>; if
+ that is null or not defined, then choose the first entry in the
+ target list. Passing in the string "default" or setting the
+ environment variable to "default" will cause the first entry in
+ the target list to be returned, and "target_defaulted" will be
+ set in the BFD if @var{abfd} isn't <<NULL>>. This causes
+ <<bfd_check_format>> to loop over all the targets to find the
+ one that matches the file being read.
+ If @var{is_bigendian} is not <<NULL>>, then set this value to target's
+ endian mode. True for big-endian, FALSE for little-endian or for
+ invalid target.
+ If @var{underscoring} is not <<NULL>>, then set this value to target's
+ underscoring mode. Zero for none-underscoring, -1 for invalid target,
+ else the value of target vector's symbol underscoring.
+ If @var{def_target_arch} is not <<NULL>>, then set it to the architecture
+ string specified by the target_name.
+*/
+const bfd_target *
+bfd_get_target_info (const char *target_name, bfd *abfd,
+ bfd_boolean *is_bigendian,
+ int *underscoring, const char **def_target_arch)
+{
+ const bfd_target *target_vec;
+
+ if (is_bigendian)
+ *is_bigendian = FALSE;
+ if (underscoring)
+ *underscoring = -1;
+ if (def_target_arch)
+ *def_target_arch = NULL;
+ target_vec = bfd_find_target (target_name, abfd);
+ if (! target_vec)
+ return NULL;
+ if (is_bigendian)
+ *is_bigendian = ((target_vec->byteorder == BFD_ENDIAN_BIG) ? TRUE
+ : FALSE);
+ if (underscoring)
+ *underscoring = ((int) target_vec->symbol_leading_char) & 0xff;
+
+ if (def_target_arch)
+ {
+ const char *tname = target_vec->name;
+ const char **arches = bfd_arch_list ();
+
+ if (arches && tname)
+ {
+ char *hyp = strchr (tname, '-');
+
+ if (hyp != NULL)
+ {
+ tname = ++hyp;
+
+ /* Make sure we detect architecture names
+ for triplets like "pe-arm-wince-little". */
+ if (!_bfd_find_arch_match (tname, arches, def_target_arch))
+ {
+ char new_tname[50];
+
+ strcpy (new_tname, hyp);
+ while ((hyp = strrchr (new_tname, '-')) != NULL)
+ {
+ *hyp = 0;
+ if (_bfd_find_arch_match (new_tname, arches,
+ def_target_arch))
+ break;
+ }
+ }
+ }
+ else
+ _bfd_find_arch_match (tname, arches, def_target_arch);
+ }
+
+ if (arches)
+ free (arches);
+ }
+ return target_vec;
+}
+
/*
FUNCTION
bfd_target_list
{
int vec_length = 0;
bfd_size_type amt;
-#if defined (HOST_HPPAHPUX) && ! defined (__STDC__)
- /* The native compiler on the HP9000/700 has a bug which causes it
- to loop endlessly when compiling this file. This avoids it. */
- volatile
-#endif
const bfd_target * const *target;
const char **name_list, **name_ptr;
vec_length++;
amt = (vec_length + 1) * sizeof (char **);
- name_ptr = name_list = bfd_malloc (amt);
+ name_ptr = name_list = (const char **) bfd_malloc (amt);
if (name_list == NULL)
return NULL;