X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=bfd%2Ftargets.c;h=e0ba35a87bd7bc867e4bcb2a2de5d894e71a9bdc;hb=1e490350fff9619fd30dbea910412308eb7c8661;hp=53acd1348ef700fa2cad0a77222512cacdaf82ee;hpb=c96451db277044482060eac8629154b76688af3b;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/targets.c b/bfd/targets.c index 53acd1348e..e0ba35a87b 100644 --- a/bfd/targets.c +++ b/bfd/targets.c @@ -1,5 +1,6 @@ /* Generic target-file-type support for the BFD library. - Copyright 1990, 1991, 1992, 1993 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. @@ -16,11 +17,12 @@ 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., 675 Mass Ave, Cambridge, MA 02139, USA. */ +Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include "bfd.h" #include "sysdep.h" #include "libbfd.h" +#include "fnmatch.h" /* SECTION @@ -39,7 +41,7 @@ DESCRIPTION how to interpret the file. The operations performed are: o Create a BFD by calling the internal routine - <>, then call <> with the + <<_bfd_new_bfd>>, then call <> with the target string supplied to <> and the new BFD pointer. o If a null target string was provided to <>, @@ -56,7 +58,7 @@ DESCRIPTION one by one, until a match on target name is found. When found, use it. - o Otherwise return the error <> to + o Otherwise return the error <> to <>. o <> attempts to open the file using @@ -102,11 +104,27 @@ DESCRIPTION .#define BFD_SEND(bfd, message, arglist) \ . ((*((bfd)->xvec->message)) arglist) +. +.#ifdef DEBUG_BFD_SEND +.#undef BFD_SEND +.#define BFD_SEND(bfd, message, arglist) \ +. (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \ +. ((*((bfd)->xvec->message)) arglist) : \ +. (bfd_assert (__FILE__,__LINE__), NULL)) +.#endif For operations which index on the BFD format: .#define BFD_SEND_FMT(bfd, message, arglist) \ . (((bfd)->xvec->message[(int)((bfd)->format)]) arglist) +. +.#ifdef DEBUG_BFD_SEND +.#undef BFD_SEND_FMT +.#define BFD_SEND_FMT(bfd, message, arglist) \ +. (((bfd) && (bfd)->xvec && (bfd)->xvec->message) ? \ +. (((bfd)->xvec->message[(int)((bfd)->format)]) arglist) : \ +. (bfd_assert (__FILE__,__LINE__), NULL)) +.#endif This is the structure which defines the type of BFD this is. The <> member of the struct <> itself points here. Each @@ -129,8 +147,19 @@ DESCRIPTION . bfd_target_oasys_flavour, . bfd_target_tekhex_flavour, . bfd_target_srec_flavour, -. bfd_target_som_flavour}; - +. bfd_target_ihex_flavour, +. bfd_target_som_flavour, +. bfd_target_os9k_flavour, +. bfd_target_versados_flavour, +. bfd_target_msdos_flavour, +. bfd_target_evax_flavour +.}; +. +.enum bfd_endian { BFD_ENDIAN_BIG, BFD_ENDIAN_LITTLE, BFD_ENDIAN_UNKNOWN }; +. +.{* Forward declaration. *} +.typedef struct bfd_link_info _bfd_link_info; +. .typedef struct bfd_target .{ @@ -145,14 +174,14 @@ of a file. The order of bytes within the data area of a file. -. boolean byteorder_big_p; +. enum bfd_endian byteorder; The order of bytes within the header parts of a file. -. boolean header_byteorder_big_p; +. enum bfd_endian header_byteorder; A mask of all the flags which an executable may have set - -from the set <>, <>, ...<>. +from the set <>, <>, ...<>. . flagword object_flags; @@ -174,34 +203,30 @@ The maximum number of characters in an archive header. . unsigned short ar_max_namelen; -The minimum alignment restriction for any section. - -. unsigned int align_power_min; - Entries for byte swapping for data. These are different from the other entry points, since they don't take a BFD asthe first argument. Certain other handlers could do the same. -. bfd_vma (*bfd_getx64) PARAMS ((bfd_byte *)); -. bfd_signed_vma (*bfd_getx_signed_64) PARAMS ((bfd_byte *)); +. bfd_vma (*bfd_getx64) PARAMS ((const bfd_byte *)); +. bfd_signed_vma (*bfd_getx_signed_64) PARAMS ((const bfd_byte *)); . void (*bfd_putx64) PARAMS ((bfd_vma, bfd_byte *)); -. bfd_vma (*bfd_getx32) PARAMS ((bfd_byte *)); -. bfd_signed_vma (*bfd_getx_signed_32) PARAMS ((bfd_byte *)); +. bfd_vma (*bfd_getx32) PARAMS ((const bfd_byte *)); +. bfd_signed_vma (*bfd_getx_signed_32) PARAMS ((const bfd_byte *)); . void (*bfd_putx32) PARAMS ((bfd_vma, bfd_byte *)); -. bfd_vma (*bfd_getx16) PARAMS ((bfd_byte *)); -. bfd_signed_vma (*bfd_getx_signed_16) PARAMS ((bfd_byte *)); +. bfd_vma (*bfd_getx16) PARAMS ((const bfd_byte *)); +. bfd_signed_vma (*bfd_getx_signed_16) PARAMS ((const bfd_byte *)); . void (*bfd_putx16) PARAMS ((bfd_vma, bfd_byte *)); Byte swapping for the headers -. bfd_vma (*bfd_h_getx64) PARAMS ((bfd_byte *)); -. bfd_signed_vma (*bfd_h_getx_signed_64) PARAMS ((bfd_byte *)); +. bfd_vma (*bfd_h_getx64) PARAMS ((const bfd_byte *)); +. bfd_signed_vma (*bfd_h_getx_signed_64) PARAMS ((const bfd_byte *)); . void (*bfd_h_putx64) PARAMS ((bfd_vma, bfd_byte *)); -. bfd_vma (*bfd_h_getx32) PARAMS ((bfd_byte *)); -. bfd_signed_vma (*bfd_h_getx_signed_32) PARAMS ((bfd_byte *)); +. bfd_vma (*bfd_h_getx32) PARAMS ((const bfd_byte *)); +. bfd_signed_vma (*bfd_h_getx_signed_32) PARAMS ((const bfd_byte *)); . void (*bfd_h_putx32) PARAMS ((bfd_vma, bfd_byte *)); -. bfd_vma (*bfd_h_getx16) PARAMS ((bfd_byte *)); -. bfd_signed_vma (*bfd_h_getx_signed_16) PARAMS ((bfd_byte *)); +. bfd_vma (*bfd_h_getx16) PARAMS ((const bfd_byte *)); +. bfd_signed_vma (*bfd_h_getx_signed_16) PARAMS ((const bfd_byte *)); . void (*bfd_h_putx16) PARAMS ((bfd_vma, bfd_byte *)); Format dependent routines: these are vectors of entry points @@ -209,7 +234,7 @@ within the target vector structure, one for each format to check. Check the format of a file being read. Return a <> or zero. -. struct bfd_target * (*_bfd_check_format[bfd_type_end]) PARAMS ((bfd *)); +. const struct bfd_target *(*_bfd_check_format[bfd_type_end]) PARAMS ((bfd *)); Set the format of a file being written. @@ -219,45 +244,112 @@ Write cached information into a file being written, at <>. . boolean (*_bfd_write_contents[bfd_type_end]) PARAMS ((bfd *)); -The following functions are defined in <>. The idea is -that the back end writer of <> names all the routines -<>@var{entry_point}; <> will build the entries -in this structure in the right order. - -Core file entry points. +The general target vector. +. +. {* Generic entry points. *} +.#define BFD_JUMP_TABLE_GENERIC(NAME)\ +.CAT(NAME,_close_and_cleanup),\ +.CAT(NAME,_bfd_free_cached_info),\ +.CAT(NAME,_new_section_hook),\ +.CAT(NAME,_get_section_contents),\ +.CAT(NAME,_get_section_contents_in_window) +. +. {* Called when the BFD is being closed to do any necessary cleanup. *} +. boolean (*_close_and_cleanup) PARAMS ((bfd *)); +. {* Ask the BFD to free all cached information. *} +. boolean (*_bfd_free_cached_info) PARAMS ((bfd *)); +. {* Called when a new section is created. *} +. boolean (*_new_section_hook) PARAMS ((bfd *, sec_ptr)); +. {* Read the contents of a section. *} +. boolean (*_bfd_get_section_contents) PARAMS ((bfd *, sec_ptr, PTR, +. file_ptr, bfd_size_type)); +. boolean (*_bfd_get_section_contents_in_window) +. PARAMS ((bfd *, sec_ptr, bfd_window *, +. file_ptr, bfd_size_type)); +. +. {* Entry points to copy private data. *} +.#define BFD_JUMP_TABLE_COPY(NAME)\ +.CAT(NAME,_bfd_copy_private_bfd_data),\ +.CAT(NAME,_bfd_merge_private_bfd_data),\ +.CAT(NAME,_bfd_copy_private_section_data),\ +.CAT(NAME,_bfd_copy_private_symbol_data),\ +.CAT(NAME,_bfd_set_private_flags),\ +.CAT(NAME,_bfd_print_private_bfd_data)\ +. {* Called to copy BFD general private data from one object file +. to another. *} +. boolean (*_bfd_copy_private_bfd_data) PARAMS ((bfd *, bfd *)); +. {* Called to merge BFD general private data from one object file +. to a common output file when linking. *} +. boolean (*_bfd_merge_private_bfd_data) PARAMS ((bfd *, bfd *)); +. {* Called to copy BFD private section data from one object file +. to another. *} +. boolean (*_bfd_copy_private_section_data) PARAMS ((bfd *, sec_ptr, +. bfd *, sec_ptr)); +. {* Called to copy BFD private symbol data from one symbol +. to another. *} +. boolean (*_bfd_copy_private_symbol_data) PARAMS ((bfd *, asymbol *, +. bfd *, asymbol *)); +. {* Called to set private backend flags *} +. boolean (*_bfd_set_private_flags) PARAMS ((bfd *, flagword)); +. +. {* Called to print private BFD data *} +. boolean (*_bfd_print_private_bfd_data) PARAMS ((bfd *, PTR)); +. +. {* Core file entry points. *} +.#define BFD_JUMP_TABLE_CORE(NAME)\ +.CAT(NAME,_core_file_failing_command),\ +.CAT(NAME,_core_file_failing_signal),\ +.CAT(NAME,_core_file_matches_executable_p) . char * (*_core_file_failing_command) PARAMS ((bfd *)); . int (*_core_file_failing_signal) PARAMS ((bfd *)); . boolean (*_core_file_matches_executable_p) PARAMS ((bfd *, bfd *)); - -Archive entry points. - +. +. {* Archive entry points. *} +.#define BFD_JUMP_TABLE_ARCHIVE(NAME)\ +.CAT(NAME,_slurp_armap),\ +.CAT(NAME,_slurp_extended_name_table),\ +.CAT(NAME,_construct_extended_name_table),\ +.CAT(NAME,_truncate_arname),\ +.CAT(NAME,_write_armap),\ +.CAT(NAME,_read_ar_hdr),\ +.CAT(NAME,_openr_next_archived_file),\ +.CAT(NAME,_get_elt_at_index),\ +.CAT(NAME,_generic_stat_arch_elt),\ +.CAT(NAME,_update_armap_timestamp) . boolean (*_bfd_slurp_armap) PARAMS ((bfd *)); . boolean (*_bfd_slurp_extended_name_table) PARAMS ((bfd *)); +. boolean (*_bfd_construct_extended_name_table) +. PARAMS ((bfd *, char **, bfd_size_type *, const char **)); . void (*_bfd_truncate_arname) PARAMS ((bfd *, CONST char *, char *)); . boolean (*write_armap) PARAMS ((bfd *arch, . unsigned int elength, . struct orl *map, . unsigned int orl_count, . int stridx)); - -Standard stuff. - -. boolean (*_close_and_cleanup) PARAMS ((bfd *)); -. boolean (*_bfd_set_section_contents) PARAMS ((bfd *, sec_ptr, PTR, -. file_ptr, bfd_size_type)); -. boolean (*_bfd_get_section_contents) PARAMS ((bfd *, sec_ptr, PTR, -. file_ptr, bfd_size_type)); -. boolean (*_new_section_hook) PARAMS ((bfd *, sec_ptr)); - -Symbols and relocations. - -. unsigned int (*_get_symtab_upper_bound) PARAMS ((bfd *)); -. unsigned int (*_bfd_canonicalize_symtab) PARAMS ((bfd *, -. struct symbol_cache_entry **)); -. unsigned int (*_get_reloc_upper_bound) PARAMS ((bfd *, sec_ptr)); -. unsigned int (*_bfd_canonicalize_reloc) PARAMS ((bfd *, sec_ptr, arelent **, -. struct symbol_cache_entry **)); +. PTR (*_bfd_read_ar_hdr_fn) PARAMS ((bfd *)); +. bfd * (*openr_next_archived_file) PARAMS ((bfd *arch, bfd *prev)); +.#define bfd_get_elt_at_index(b,i) BFD_SEND(b, _bfd_get_elt_at_index, (b,i)) +. bfd * (*_bfd_get_elt_at_index) PARAMS ((bfd *, symindex)); +. int (*_bfd_stat_arch_elt) PARAMS ((bfd *, struct stat *)); +. boolean (*_bfd_update_armap_timestamp) PARAMS ((bfd *)); +. +. {* Entry points used for symbols. *} +.#define BFD_JUMP_TABLE_SYMBOLS(NAME)\ +.CAT(NAME,_get_symtab_upper_bound),\ +.CAT(NAME,_get_symtab),\ +.CAT(NAME,_make_empty_symbol),\ +.CAT(NAME,_print_symbol),\ +.CAT(NAME,_get_symbol_info),\ +.CAT(NAME,_bfd_is_local_label_name),\ +.CAT(NAME,_get_lineno),\ +.CAT(NAME,_find_nearest_line),\ +.CAT(NAME,_bfd_make_debug_symbol),\ +.CAT(NAME,_read_minisymbols),\ +.CAT(NAME,_minisymbol_to_symbol) +. long (*_bfd_get_symtab_upper_bound) PARAMS ((bfd *)); +. long (*_bfd_canonicalize_symtab) PARAMS ((bfd *, +. struct symbol_cache_entry **)); . struct symbol_cache_entry * . (*_bfd_make_empty_symbol) PARAMS ((bfd *)); . void (*_bfd_print_symbol) PARAMS ((bfd *, PTR, @@ -268,49 +360,104 @@ Symbols and relocations. . struct symbol_cache_entry *, . symbol_info *)); .#define bfd_get_symbol_info(b,p,e) BFD_SEND(b, _bfd_get_symbol_info, (b,p,e)) - -. alent * (*_get_lineno) PARAMS ((bfd *, struct symbol_cache_entry *)); +. boolean (*_bfd_is_local_label_name) PARAMS ((bfd *, const char *)); . -. boolean (*_bfd_set_arch_mach) PARAMS ((bfd *, enum bfd_architecture, -. unsigned long)); -. -. bfd * (*openr_next_archived_file) PARAMS ((bfd *arch, bfd *prev)); -. +. alent * (*_get_lineno) PARAMS ((bfd *, struct symbol_cache_entry *)); . boolean (*_bfd_find_nearest_line) PARAMS ((bfd *abfd, . struct sec *section, struct symbol_cache_entry **symbols, . bfd_vma offset, CONST char **file, CONST char **func, . unsigned int *line)); -. -. int (*_bfd_stat_arch_elt) PARAMS ((bfd *, struct stat *)); +. {* Back-door to allow format-aware applications to create debug symbols +. while using BFD for everything else. Currently used by the assembler +. when creating COFF files. *} +. asymbol * (*_bfd_make_debug_symbol) PARAMS (( +. bfd *abfd, +. void *ptr, +. unsigned long size)); +.#define bfd_read_minisymbols(b, d, m, s) \ +. BFD_SEND (b, _read_minisymbols, (b, d, m, s)) +. long (*_read_minisymbols) PARAMS ((bfd *, boolean, PTR *, +. unsigned int *)); +.#define bfd_minisymbol_to_symbol(b, d, m, f) \ +. BFD_SEND (b, _minisymbol_to_symbol, (b, d, m, f)) +. asymbol *(*_minisymbol_to_symbol) PARAMS ((bfd *, boolean, const PTR, +. asymbol *)); . -. int (*_bfd_sizeof_headers) PARAMS ((bfd *, boolean)); +. {* Routines for relocs. *} +.#define BFD_JUMP_TABLE_RELOCS(NAME)\ +.CAT(NAME,_get_reloc_upper_bound),\ +.CAT(NAME,_canonicalize_reloc),\ +.CAT(NAME,_bfd_reloc_type_lookup) +. long (*_get_reloc_upper_bound) PARAMS ((bfd *, sec_ptr)); +. long (*_bfd_canonicalize_reloc) PARAMS ((bfd *, sec_ptr, arelent **, +. struct symbol_cache_entry **)); +. {* See documentation on reloc types. *} +. reloc_howto_type * +. (*reloc_type_lookup) PARAMS ((bfd *abfd, +. bfd_reloc_code_real_type code)); . -. void (*_bfd_debug_info_start) PARAMS ((bfd *)); -. void (*_bfd_debug_info_end) PARAMS ((bfd *)); -. void (*_bfd_debug_info_accumulate) PARAMS ((bfd *, struct sec *)); +. {* Routines used when writing an object file. *} +.#define BFD_JUMP_TABLE_WRITE(NAME)\ +.CAT(NAME,_set_arch_mach),\ +.CAT(NAME,_set_section_contents) +. boolean (*_bfd_set_arch_mach) PARAMS ((bfd *, enum bfd_architecture, +. unsigned long)); +. boolean (*_bfd_set_section_contents) PARAMS ((bfd *, sec_ptr, PTR, +. file_ptr, bfd_size_type)); . +. {* Routines used by the linker. *} +.#define BFD_JUMP_TABLE_LINK(NAME)\ +.CAT(NAME,_sizeof_headers),\ +.CAT(NAME,_bfd_get_relocated_section_contents),\ +.CAT(NAME,_bfd_relax_section),\ +.CAT(NAME,_bfd_link_hash_table_create),\ +.CAT(NAME,_bfd_link_add_symbols),\ +.CAT(NAME,_bfd_final_link),\ +.CAT(NAME,_bfd_link_split_section),\ +.CAT(NAME,_bfd_gc_sections) +. int (*_bfd_sizeof_headers) PARAMS ((bfd *, boolean)); . bfd_byte * (*_bfd_get_relocated_section_contents) PARAMS ((bfd *, -. struct bfd_seclet *, bfd_byte *data, -. boolean relocateable)); +. struct bfd_link_info *, struct bfd_link_order *, +. bfd_byte *data, boolean relocateable, +. struct symbol_cache_entry **)); . . boolean (*_bfd_relax_section) PARAMS ((bfd *, struct sec *, -. struct symbol_cache_entry **)); +. struct bfd_link_info *, boolean *again)); . -. boolean (*_bfd_seclet_link) PARAMS ((bfd *, PTR data, -. boolean relocateable)); - -. {* See documentation on reloc types. *} -. CONST struct reloc_howto_struct * -. (*reloc_type_lookup) PARAMS ((bfd *abfd, -. bfd_reloc_code_real_type code)); +. {* Create a hash table for the linker. Different backends store +. different information in this table. *} +. struct bfd_link_hash_table *(*_bfd_link_hash_table_create) PARAMS ((bfd *)); +. +. {* Add symbols from this object file into the hash table. *} +. boolean (*_bfd_link_add_symbols) PARAMS ((bfd *, struct bfd_link_info *)); +. +. {* Do a link based on the link_order structures attached to each +. section of the BFD. *} +. boolean (*_bfd_final_link) PARAMS ((bfd *, struct bfd_link_info *)); +. +. {* Should this section be split up into smaller pieces during linking. *} +. boolean (*_bfd_link_split_section) PARAMS ((bfd *, struct sec *)); +. +. {* Remove sections that are not referenced from the output. *} +. boolean (*_bfd_gc_sections) PARAMS ((bfd *, struct bfd_link_info *)); +. +. {* Routines to handle dynamic symbols and relocs. *} +.#define BFD_JUMP_TABLE_DYNAMIC(NAME)\ +.CAT(NAME,_get_dynamic_symtab_upper_bound),\ +.CAT(NAME,_canonicalize_dynamic_symtab),\ +.CAT(NAME,_get_dynamic_reloc_upper_bound),\ +.CAT(NAME,_canonicalize_dynamic_reloc) +. {* Get the amount of memory required to hold the dynamic symbols. *} +. long (*_bfd_get_dynamic_symtab_upper_bound) PARAMS ((bfd *)); +. {* Read in the dynamic symbols. *} +. long (*_bfd_canonicalize_dynamic_symtab) +. PARAMS ((bfd *, struct symbol_cache_entry **)); +. {* Get the amount of memory required to hold the dynamic relocs. *} +. long (*_bfd_get_dynamic_reloc_upper_bound) PARAMS ((bfd *)); +. {* Read in the dynamic relocs. *} +. long (*_bfd_canonicalize_dynamic_reloc) +. PARAMS ((bfd *, arelent **, struct symbol_cache_entry **)); . -. {* Back-door to allow format-aware applications to create debug symbols -. while using BFD for everything else. Currently used by the assembler -. when creating COFF files. *} -. asymbol * (*_bfd_make_debug_symbol) PARAMS (( -. bfd *abfd, -. void *ptr, -. unsigned long size)); Data for use by back-end routines, which isn't generic enough to belong in this structure. @@ -324,84 +471,157 @@ in this structure. Alphabetized for easy reference. They are listed a second time below, since we can't intermix extern's and initializers. */ -extern bfd_target a29kcoff_big_vec; -extern bfd_target a_out_adobe_vec; -extern bfd_target aout_mips_big_vec; -extern bfd_target aout_mips_little_vec; -extern bfd_target apollocoff_vec; -extern bfd_target b_out_vec_big_host; -extern bfd_target b_out_vec_little_host; -extern bfd_target bfd_elf32_big_generic_vec; -extern bfd_target bfd_elf32_bigmips_vec; -extern bfd_target bfd_elf32_hppa_vec; -extern bfd_target bfd_elf32_i386_vec; -extern bfd_target bfd_elf32_i860_vec; -extern bfd_target bfd_elf32_little_generic_vec; -extern bfd_target bfd_elf32_littlemips_vec; -extern bfd_target bfd_elf32_m68k_vec; -extern bfd_target bfd_elf32_m88k_vec; -extern bfd_target bfd_elf32_sparc_vec; -extern bfd_target bfd_elf64_big_generic_vec; -extern bfd_target bfd_elf64_little_generic_vec; -/* start-sanitize-v9 */ -extern bfd_target bfd_elf64_sparc_vec; -/* end-sanitize-v9 */ -extern bfd_target demo_64_vec; -extern bfd_target ecoff_big_vec; -extern bfd_target ecoff_little_vec; -extern bfd_target ecoffalpha_little_vec; -extern bfd_target h8300coff_vec; -extern bfd_target h8500coff_vec; -extern bfd_target host_aout_vec; -extern bfd_target hp300bsd_vec; -extern bfd_target hp300hpux_vec; -extern bfd_target som_vec; -extern bfd_target i386aout_vec; -extern bfd_target i386bsd_vec; -extern bfd_target netbsd386_vec; -extern bfd_target i386coff_vec; -extern bfd_target i386linux_vec; -extern bfd_target i386lynx_aout_vec; -extern bfd_target i386lynx_coff_vec; -extern bfd_target i386mach3_vec; -extern bfd_target icoff_big_vec; -extern bfd_target icoff_little_vec; -extern bfd_target ieee_vec; -extern bfd_target m68kcoff_vec; -extern bfd_target m68kcoffun_vec; -extern bfd_target m68klynx_aout_vec; -extern bfd_target m68klynx_coff_vec; -extern bfd_target m88kbcs_vec; -extern bfd_target newsos3_vec; -extern bfd_target nlm32_big_generic_vec; -extern bfd_target nlm32_i386_vec; -extern bfd_target nlm32_sparc_vec; -extern bfd_target nlm32_little_generic_vec; -extern bfd_target nlm64_big_generic_vec; -extern bfd_target nlm64_little_generic_vec; -extern bfd_target oasys_vec; -extern bfd_target rs6000coff_vec; -extern bfd_target shcoff_vec; -extern bfd_target sparclynx_aout_vec; -extern bfd_target sparclynx_coff_vec; -extern bfd_target sunos_big_vec; -extern bfd_target tekhex_vec; -extern bfd_target we32kcoff_vec; -extern bfd_target z8kcoff_vec; +extern const bfd_target a29kcoff_big_vec; +extern const bfd_target a_out_adobe_vec; +extern const bfd_target aout_arm_big_vec; +extern const bfd_target aout_arm_little_vec; +extern const bfd_target aout_mips_big_vec; +extern const bfd_target aout_mips_little_vec; +extern const bfd_target aout0_big_vec; +extern const bfd_target apollocoff_vec; +extern const bfd_target armcoff_little_vec; +extern const bfd_target armcoff_big_vec; +extern const bfd_target armpe_little_vec; +extern const bfd_target armpe_big_vec; +extern const bfd_target armpei_little_vec; +extern const bfd_target armpei_big_vec; +extern const bfd_target b_out_vec_big_host; +extern const bfd_target b_out_vec_little_host; +extern const bfd_target bfd_elf64_alpha_vec; +extern const bfd_target bfd_elf32_bigarc_vec; +extern const bfd_target bfd_elf32_littlearc_vec; +extern const bfd_target bfd_elf32_big_generic_vec; +extern const bfd_target bfd_elf32_bigmips_vec; +extern const bfd_target bfd_elf64_bigmips_vec; +extern const bfd_target bfd_elf32_d10v_vec; +/* start-sanitize-d30v */ +extern const bfd_target bfd_elf32_d30v_vec; +/* end-sanitize-d30v */ +extern const bfd_target bfd_elf32_hppa_vec; +extern const bfd_target bfd_elf32_i386_vec; +extern const bfd_target bfd_elf32_i860_vec; +extern const bfd_target bfd_elf32_little_generic_vec; +extern const bfd_target bfd_elf32_littlemips_vec; +extern const bfd_target bfd_elf64_littlemips_vec; +extern const bfd_target bfd_elf32_m32r_vec; +extern const bfd_target bfd_elf32_m68k_vec; +extern const bfd_target bfd_elf32_m88k_vec; +extern const bfd_target bfd_elf32_mn10200_vec; +extern const bfd_target bfd_elf32_mn10300_vec; +extern const bfd_target bfd_elf32_powerpc_vec; +extern const bfd_target bfd_elf32_powerpcle_vec; +extern const bfd_target bfd_elf32_sh_vec; +extern const bfd_target bfd_elf32_shl_vec; +extern const bfd_target bfd_elf32_sparc_vec; +extern const bfd_target bfd_elf32_v850_vec; +extern const bfd_target bfd_elf64_big_generic_vec; +extern const bfd_target bfd_elf64_little_generic_vec; +extern const bfd_target bfd_elf64_sparc_vec; +extern const bfd_target demo_64_vec; +extern const bfd_target ecoff_big_vec; +extern const bfd_target ecoff_little_vec; +extern const bfd_target ecoff_biglittle_vec; +extern const bfd_target ecoffalpha_little_vec; +extern const bfd_target evax_alpha_vec; +extern const bfd_target h8300coff_vec; +extern const bfd_target h8500coff_vec; +extern const bfd_target host_aout_vec; +extern const bfd_target hp300bsd_vec; +extern const bfd_target hp300hpux_vec; +extern const bfd_target som_vec; +extern const bfd_target i386aout_vec; +extern const bfd_target i386bsd_vec; +extern const bfd_target i386dynix_vec; +extern const bfd_target i386freebsd_vec; +extern const bfd_target i386os9k_vec; +extern const bfd_target i386coff_vec; +extern const bfd_target bfd_powerpc_pe_vec; +extern const bfd_target bfd_powerpcle_pe_vec; +extern const bfd_target bfd_powerpc_pei_vec; +extern const bfd_target bfd_powerpcle_pei_vec; +extern const bfd_target i386pe_vec; +extern const bfd_target i386pei_vec; +extern const bfd_target go32coff_vec; +extern const bfd_target go32stubbedcoff_vec; +extern const bfd_target i386linux_vec; +extern const bfd_target i386lynx_aout_vec; +extern const bfd_target i386lynx_coff_vec; +extern const bfd_target i386mach3_vec; +extern const bfd_target i386msdos_vec; +extern const bfd_target i386netbsd_vec; +extern const bfd_target i860coff_vec; +extern const bfd_target icoff_big_vec; +extern const bfd_target icoff_little_vec; +extern const bfd_target ieee_vec; +extern const bfd_target m68kaux_coff_vec; +extern const bfd_target m68kcoff_vec; +extern const bfd_target m68kcoffun_vec; +extern const bfd_target m68klinux_vec; +extern const bfd_target m68klynx_aout_vec; +extern const bfd_target m68klynx_coff_vec; +extern const bfd_target m68knetbsd_vec; +extern const bfd_target m68ksysvcoff_vec; +extern const bfd_target m68k4knetbsd_vec; +extern const bfd_target m88kbcs_vec; +extern const bfd_target m88kmach3_vec; +extern const bfd_target newsos3_vec; +extern const bfd_target nlm32_i386_vec; +extern const bfd_target nlm32_sparc_vec; +extern const bfd_target nlm32_alpha_vec; +extern const bfd_target nlm32_powerpc_vec; +extern const bfd_target pc532netbsd_vec; +extern const bfd_target oasys_vec; +extern const bfd_target pc532machaout_vec; +extern const bfd_target ppcboot_vec; +extern const bfd_target riscix_vec; +extern const bfd_target pmac_xcoff_vec; +extern const bfd_target rs6000coff_vec; +extern const bfd_target shcoff_vec; +extern const bfd_target shlcoff_vec; +extern const bfd_target shcoff_small_vec; +extern const bfd_target shlcoff_small_vec; +extern const bfd_target sparcle_aout_vec; +extern const bfd_target sparclinux_vec; +extern const bfd_target sparclynx_aout_vec; +extern const bfd_target sparclynx_coff_vec; +extern const bfd_target sparcnetbsd_vec; +extern const bfd_target sparccoff_vec; +extern const bfd_target sunos_big_vec; +extern const bfd_target tekhex_vec; +extern const bfd_target tic30_aout_vec; +extern const bfd_target tic30_coff_vec; +/* start-sanitize-tic80 */ +extern const bfd_target tic80coff_vec; +/* end-sanitize-tic80 */ +extern const bfd_target vaxnetbsd_vec; +extern const bfd_target versados_vec; +extern const bfd_target we32kcoff_vec; +extern const bfd_target w65_vec; +extern const bfd_target z8kcoff_vec; /* srec is always included. */ -extern bfd_target srec_vec; -extern bfd_target symbolsrec_vec; +extern const bfd_target srec_vec; +extern const bfd_target symbolsrec_vec; -/* All of the xvecs for core files. */ -extern bfd_target aix386_core_vec; -extern bfd_target hpux_core_vec; -extern bfd_target hppabsd_core_vec; -extern bfd_target osf_core_vec; -extern bfd_target sco_core_vec; -extern bfd_target trad_core_vec; +/* binary is always included. */ +extern const bfd_target binary_vec; -bfd_target *target_vector[] = { +/* ihex is always included. */ +extern const bfd_target ihex_vec; + +/* All of the xvecs for core files. */ +extern const bfd_target aix386_core_vec; +extern const bfd_target cisco_core_vec; +extern const bfd_target hpux_core_vec; +extern const bfd_target hppabsd_core_vec; +extern const bfd_target irix_core_vec; +extern const bfd_target netbsd_core_vec; +extern const bfd_target osf_core_vec; +extern const bfd_target sco_core_vec; +extern const bfd_target trad_core_vec; +extern const bfd_target ptrace_core_vec; + +const bfd_target * const bfd_target_vector[] = { #ifdef SELECT_VECS @@ -428,35 +648,59 @@ bfd_target *target_vector[] = { &b_out_vec_little_host, /* This, and other vectors, may not be used in any *.mt configuration. - But that does not mean they are unnecessary. If configured - --with-targets=all, objdump or gdb should be able to examine + But that does not mean they are unnecessary. If configured with + --enable-targets=all, objdump or gdb should be able to examine the file even if we don't recognize the machine type. */ &bfd_elf32_big_generic_vec, +#ifdef BFD64 + &bfd_elf64_alpha_vec, +#endif + &bfd_elf32_bigarc_vec, &bfd_elf32_bigmips_vec, +#ifdef BFD64 + &bfd_elf64_bigmips_vec, +#endif + &bfd_elf32_d10v_vec, +/* start-sanitize-d30v */ + &bfd_elf32_d30v_vec, +/* end-sanitize-d30v */ &bfd_elf32_hppa_vec, &bfd_elf32_i386_vec, &bfd_elf32_i860_vec, &bfd_elf32_little_generic_vec, + &bfd_elf32_littlearc_vec, &bfd_elf32_littlemips_vec, +#ifdef BFD64 + &bfd_elf64_littlemips_vec, +#endif + &bfd_elf32_m32r_vec, + &bfd_elf32_mn10200_vec, + &bfd_elf32_mn10300_vec, &bfd_elf32_m68k_vec, &bfd_elf32_m88k_vec, &bfd_elf32_sparc_vec, + &bfd_elf32_powerpc_vec, + &bfd_elf32_powerpcle_vec, + &bfd_elf32_v850_vec, #ifdef BFD64 /* No one seems to use this. */ &bfd_elf64_big_generic_vec, &bfd_elf64_little_generic_vec, #endif -/* start-sanitize-v9 */ #if 0 &bfd_elf64_sparc_vec, #endif -/* end-sanitize-v9 */ + /* We don't include cisco_core_vec. Although it has a magic number, + the magic number isn't at the beginning of the file, and thus + might spuriously match other kinds of files. */ #ifdef BFD64 &demo_64_vec, /* Only compiled if host has long-long support */ #endif &ecoff_big_vec, &ecoff_little_vec, -#if 0 + &ecoff_biglittle_vec, +#ifdef BFD64 &ecoffalpha_little_vec, + &evax_alpha_vec, #endif &h8300coff_vec, &h8500coff_vec, @@ -469,13 +713,20 @@ bfd_target *target_vector[] = { &hp300bsd_vec, #endif &hp300hpux_vec, -#if defined (HOST_HPPAHPUX) || defined (HOST_HPPABSD) +#if defined (HOST_HPPAHPUX) || defined (HOST_HPPABSD) || defined (HOST_HPPAOSF) &som_vec, #endif &i386aout_vec, &i386bsd_vec, - &netbsd386_vec, &i386coff_vec, + &i386freebsd_vec, + &i860coff_vec, + &bfd_powerpc_pe_vec, + &bfd_powerpcle_pe_vec, + &bfd_powerpc_pei_vec, + &bfd_powerpcle_pei_vec, + &go32coff_vec, + &go32stubbedcoff_vec, #if 0 /* Since a.out files lack decent magic numbers, no way to recognize which kind of a.out file it is. */ @@ -483,22 +734,44 @@ bfd_target *target_vector[] = { #endif &i386lynx_aout_vec, &i386lynx_coff_vec, +#if 0 + /* No distinguishing features for Mach 3 executables. */ + &i386mach3_vec, +#endif + &i386msdos_vec, + &i386netbsd_vec, + &i386os9k_vec, + &i386pe_vec, + &i386pei_vec, + &armcoff_little_vec, + &armcoff_big_vec, + &armpe_little_vec, + &armpe_big_vec, + &armpei_little_vec, + &armpei_big_vec, &icoff_big_vec, &icoff_little_vec, &ieee_vec, &m68kcoff_vec, &m68kcoffun_vec, +#if 0 + /* Since a.out files lack decent magic numbers, no way to recognize + which kind of a.out file it is. */ + &m68klinux_vec, +#endif &m68klynx_aout_vec, &m68klynx_coff_vec, + &m68knetbsd_vec, + &m68ksysvcoff_vec, &m88kbcs_vec, + &m88kmach3_vec, &newsos3_vec, - &nlm32_big_generic_vec, &nlm32_i386_vec, &nlm32_sparc_vec, #ifdef BFD64 - &nlm64_big_generic_vec, - &nlm64_little_generic_vec, + &nlm32_alpha_vec, #endif + &pc532netbsd_vec, #if 0 /* We have no oasys tools anymore, so we can't test any of this anymore. If you want to test the stuff yourself, go ahead... @@ -506,15 +779,39 @@ bfd_target *target_vector[] = { Worse, since there is no magic number for archives, there can be annoying target mis-matches. */ &oasys_vec, +#endif + &pc532machaout_vec, +#if 0 + /* We have no way of distinguishing these from other a.out variants */ + &aout_arm_big_vec, + &aout_arm_little_vec, + &riscix_vec, +#endif +#if 0 + /* This has the same magic number as RS/6000. */ + &pmac_xcoff_vec, #endif &rs6000coff_vec, + &ppcboot_vec, &shcoff_vec, + &shlcoff_vec, + &shcoff_small_vec, + &shlcoff_small_vec, + &sparcle_aout_vec, + &sparclinux_vec, &sparclynx_aout_vec, &sparclynx_coff_vec, + &sparcnetbsd_vec, &sunos_big_vec, -#if 0 + &aout0_big_vec, &tekhex_vec, -#endif + &tic30_aout_vec, + &tic30_coff_vec, +/* start-sanitize-tic80 */ + &tic80coff_vec, +/* end-sanitize-tic80 */ + &vaxnetbsd_vec, + &versados_vec, &we32kcoff_vec, &z8kcoff_vec, @@ -523,6 +820,12 @@ bfd_target *target_vector[] = { /* Always support S-records, for convenience. */ &srec_vec, &symbolsrec_vec, +/* And tekhex */ + &tekhex_vec, +/* Likewise for binary output. */ + &binary_vec, +/* Likewise for ihex. */ + &ihex_vec, /* Add any required traditional-core-file-handler. */ @@ -535,6 +838,12 @@ bfd_target *target_vector[] = { #ifdef HPPABSD_CORE &hppabsd_core_vec, #endif +#ifdef IRIX_CORE + &irix_core_vec, +#endif +#ifdef NETBSD_CORE + &netbsd_core_vec, +#endif #ifdef OSF_CORE &osf_core_vec, #endif @@ -542,28 +851,116 @@ bfd_target *target_vector[] = { &trad_core_vec, #endif +#ifdef PTRACE_CORE + &ptrace_core_vec, +#endif + NULL /* end of list marker */ }; -/* default_vector[0] contains either the address of the default vector, +/* bfd_default_vector[0] contains either the address of the default vector, if there is one, or zero if there isn't. */ -bfd_target *default_vector[] = { +const bfd_target *bfd_default_vector[] = { #ifdef DEFAULT_VECTOR &DEFAULT_VECTOR, #endif NULL }; +/* When there is an ambiguous match, bfd_check_format_matches puts the + names of the matching targets in an array. This variable is the maximum + number of entries that the array could possibly need. */ +const size_t _bfd_target_vector_entries = sizeof(bfd_target_vector)/sizeof(*bfd_target_vector); + +/* This array maps configuration triplets onto BFD vectors. */ + +struct targmatch +{ + /* The configuration triplet. */ + const char *triplet; + /* The BFD vector. If this is NULL, then the vector is found by + searching forward for the next structure with a non NULL vector + field. */ + const bfd_target *vector; +}; + +/* targmatch.h is built by Makefile out of config.bfd. */ +static const struct targmatch bfd_target_match[] = { +#include "targmatch.h" + { NULL, NULL } +}; + +static const bfd_target *find_target PARAMS ((const char *)); +/* Find a target vector, given a name or configuration triplet. */ +static const bfd_target * +find_target (name) + const char *name; +{ + const bfd_target * const *target; + const struct targmatch *match; + + for (target = &bfd_target_vector[0]; *target != NULL; target++) + if (strcmp (name, (*target)->name) == 0) + return *target; + + /* If we couldn't match on the exact name, try matching on the + configuration triplet. FIXME: We should run the triplet through + config.sub first, but that is hard. */ + for (match = &bfd_target_match[0]; match->triplet != NULL; match++) + { + if (fnmatch (match->triplet, name, 0) == 0) + { + while (match->vector == NULL) + ++match; + return match->vector; + break; + } + } + + bfd_set_error (bfd_error_invalid_target); + return NULL; +} + +/* +FUNCTION + bfd_set_default_target + +SYNOPSIS + boolean bfd_set_default_target (const char *name); + +DESCRIPTION + Set the default target vector to use when recognizing a BFD. + This takes the name of the target, which may be a BFD target + name or a configuration triplet. +*/ + +boolean +bfd_set_default_target (name) + const char *name; +{ + const bfd_target *target; + + if (bfd_default_vector[0] != NULL + && strcmp (name, bfd_default_vector[0]->name) == 0) + return true; + + target = find_target (name); + if (target == NULL) + return false; + + bfd_default_vector[0] = target; + return true; +} /* FUNCTION bfd_find_target SYNOPSIS - bfd_target *bfd_find_target(CONST char *target_name, bfd *abfd); + const bfd_target *bfd_find_target(CONST char *target_name, bfd *abfd); DESCRIPTION Return a pointer to the transfer vector for the object target @@ -577,40 +974,46 @@ DESCRIPTION targets to find the one that matches the file being read. */ -bfd_target * -DEFUN(bfd_find_target,(target_name, abfd), - CONST char *target_name AND - bfd *abfd) +const bfd_target * +bfd_find_target (target_name, abfd) + const char *target_name; + bfd *abfd; { - bfd_target **target; - extern char *getenv (); - CONST char *targname = (target_name ? target_name : - (CONST char *) getenv ("GNUTARGET")); + const char *targname; + const bfd_target *target; + + if (target_name != NULL) + targname = target_name; + else + targname = getenv ("GNUTARGET"); /* This is safe; the vector cannot be null */ - if (targname == NULL || !strcmp (targname, "default")) { - abfd->target_defaulted = true; - return abfd->xvec = target_vector[0]; - } + if (targname == NULL || strcmp (targname, "default") == 0) + { + abfd->target_defaulted = true; + if (bfd_default_vector[0] != NULL) + abfd->xvec = bfd_default_vector[0]; + else + abfd->xvec = bfd_target_vector[0]; + return abfd->xvec; + } abfd->target_defaulted = false; - for (target = &target_vector[0]; *target != NULL; target++) { - if (!strcmp (targname, (*target)->name)) - return abfd->xvec = *target; - } + target = find_target (targname); + if (target == NULL) + return NULL; - bfd_error = invalid_target; - return NULL; + abfd->xvec = target; + return target; } - /* FUNCTION bfd_target_list SYNOPSIS - CONST char **bfd_target_list(void); + const char **bfd_target_list(void); DESCRIPTION Return a freshly malloced NULL-terminated @@ -619,30 +1022,28 @@ DESCRIPTION */ -CONST char ** -DEFUN_VOID(bfd_target_list) +const char ** +bfd_target_list () { int vec_length= 0; -#ifdef NATIVE_HPPAHPUX_COMPILER +#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 - bfd_target **target; + const bfd_target * const *target; CONST char **name_list, **name_ptr; - for (target = &target_vector[0]; *target != NULL; target++) + for (target = &bfd_target_vector[0]; *target != NULL; target++) vec_length++; - name_ptr = - name_list = (CONST char **) zalloc ((vec_length + 1) * sizeof (char **)); + name_ptr = name_list = (CONST char **) + bfd_zmalloc ((vec_length + 1) * sizeof (char **)); - if (name_list == NULL) { - bfd_error = no_memory; + if (name_list == NULL) return NULL; - } - for (target = &target_vector[0]; *target != NULL; target++) + for (target = &bfd_target_vector[0]; *target != NULL; target++) *(name_ptr++) = (*target)->name; return name_list;