diff options
Diffstat (limited to 'bfd/libaout.h')
| -rw-r--r-- | bfd/libaout.h | 170 |
1 files changed, 137 insertions, 33 deletions
diff --git a/bfd/libaout.h b/bfd/libaout.h index 304af5c..b0b02b4 100644 --- a/bfd/libaout.h +++ b/bfd/libaout.h @@ -24,6 +24,29 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ /* $Id$ */ +#ifdef __STDC__ +#define CAT3(a,b,c) a##b##c +#else +#define CAT3(a,b,c) a/**/b/**/c +#endif + + +#if ARCH_SIZE==64 +#define GET_WORD bfd_h_get_64 +#define GET_SWORD (int64_type)GET_WORD +#define PUT_WORD bfd_h_put_64 +#define NAME(x,y) CAT3(x,_64_,y) +#define JNAME(x) CAT(x,_64) +#define BYTES_IN_WORD 8 +#else +#define GET_WORD bfd_h_get_32 +#define GET_SWORD (int32_type)GET_WORD +#define PUT_WORD bfd_h_put_32 +#define NAME(x,y) CAT3(x,_32_,y) +#define JNAME(x) CAT(x,_32) +#define BYTES_IN_WORD 4 +#endif + #define adata(bfd) ((struct aoutdata *) ((bfd)->tdata)) #define exec_hdr(bfd) (adata(bfd)->hdr) #define obj_textsec(bfd) (adata(bfd)->textsec) @@ -42,7 +65,7 @@ typedef struct aout_symbol { } aout_symbol_type; struct aoutdata { - struct exec *hdr; /* exec file header */ + struct internal_exec *hdr; /* exec file header */ aout_symbol_type *symbols; /* symtab for input bfd */ @@ -74,52 +97,133 @@ struct aoutdata { #define get_tdata(x) ((struct aoutdata *)((x)->tdata)) -/* Prototype declarations for functions defined in aout.c. */ +/* Prototype declarations for functions defined in aoutx.h */ -PROTO (boolean, aout_squirt_out_relocs,(bfd *abfd, asection *section)); +PROTO (boolean, NAME(aout,squirt_out_relocs),(bfd *abfd, asection *section)); -PROTO (bfd_target *, some_aout_object_p, (bfd *abfd, +PROTO (bfd_target *, NAME(aout,some_aout_object_p), (bfd *abfd, bfd_target *(*callback)())); -PROTO (boolean, aout_mkobject, (bfd *abfd)); -PROTO (enum machine_type, aout_machine_type, (enum bfd_architecture arch, +PROTO (boolean, NAME(aout,mkobject), (bfd *abfd)); +PROTO (enum machine_type, NAME(aout,machine_type), (enum bfd_architecture arch, unsigned long machine)); -PROTO (boolean, aout_set_arch_mach, (bfd *abfd, enum bfd_architecture arch, +PROTO (boolean, NAME(aout,set_arch_mach), (bfd *abfd, enum bfd_architecture arch, unsigned long machine)); -PROTO (boolean, aout_new_section_hook, (bfd *abfd, asection *newsect)); -PROTO (boolean, aout_set_section_contents, (bfd *abfd, sec_ptr section, - PTR location, file_ptr offset, int count)); - -PROTO (asymbol *, aout_make_empty_symbol, (bfd *abfd)); -PROTO (boolean, aout_slurp_symbol_table, (bfd *abfd)); -PROTO (void, aout_write_syms, (bfd *abfd)); -PROTO (void, aout_reclaim_symbol_table, (bfd *abfd)); -PROTO (unsigned int, aout_get_symtab_upper_bound, (bfd *abfd)); -PROTO (unsigned int, aout_get_symtab, (bfd *abfd, asymbol **location)); -PROTO (boolean, aout_slurp_reloc_table, (bfd *abfd, sec_ptr asect, +PROTO (boolean, NAME(aout,new_section_hook), (bfd *abfd, asection *newsect)); +PROTO (boolean, NAME(aout,set_section_contents), (bfd *abfd, sec_ptr section, + PTR location, file_ptr offset, bfd_size_type count)); + +PROTO (asymbol *,NAME(aout,make_empty_symbol), (bfd *abfd)); +PROTO (boolean, NAME(aout,slurp_symbol_table), (bfd *abfd)); +PROTO (void, NAME(aout,write_syms), (bfd *abfd)); +PROTO (void, NAME(aout,reclaim_symbol_table), (bfd *abfd)); +PROTO (unsigned int, NAME(aout,get_symtab_upper_bound), (bfd *abfd)); +PROTO (unsigned int, NAME(aout,get_symtab), (bfd *abfd, asymbol **location)); +PROTO (boolean, NAME(aout,slurp_reloc_table), (bfd *abfd, sec_ptr asect, asymbol **symbols)); -PROTO (unsigned int, aout_canonicalize_reloc, (bfd *abfd, sec_ptr section, +PROTO (unsigned int, NAME(aout,canonicalize_reloc), (bfd *abfd, sec_ptr section, arelent **relptr, asymbol **symbols)); -PROTO (unsigned int, aout_get_reloc_upper_bound, (bfd *abfd, sec_ptr asect)); -PROTO (void, aout_reclaim_reloc, (bfd *ignore_abfd, sec_ptr ignore)); -PROTO (alent *, aout_get_lineno, (bfd *ignore_abfd, asymbol *ignore_symbol)); -PROTO (void, aout_print_symbol, (bfd *ignore_abfd, PTR file, +PROTO (unsigned int, NAME(aout,get_reloc_upper_bound), (bfd *abfd, sec_ptr asect)); +PROTO (void, NAME(aout,reclaim_reloc), (bfd *ignore_abfd, sec_ptr ignore)); +PROTO (alent *, NAME(aout,get_lineno), (bfd *ignore_abfd, asymbol *ignore_symbol)); +PROTO (void, NAME(aout,print_symbol), (bfd *ignore_abfd, PTR file, asymbol *symbol, bfd_print_symbol_enum_type how)); -PROTO (boolean, aout_close_and_cleanup, (bfd *abfd)); -PROTO (boolean, aout_find_nearest_line, (bfd *abfd, asection *section, +PROTO (boolean, NAME(aout,close_and_cleanup), (bfd *abfd)); +PROTO (boolean, NAME(aout,find_nearest_line), (bfd *abfd, asection *section, asymbol **symbols, bfd_vma offset, CONST char **filename_ptr, CONST char **functionname_ptr, unsigned int *line_ptr)); -PROTO (int, aout_sizeof_headers, (bfd *ignore_abfd)); +PROTO (int, NAME(aout,sizeof_headers), (bfd *ignore_abfd, boolean exec)); -/* Helper routines in aout.c. */ -PROTO (void, bfd_aout_swap_exec_header_in, (bfd *abfd, - unsigned char *raw_bytes, struct exec *execp)); +PROTO (void, NAME(aout,swap_exec_header_in), (bfd *abfd, + struct external_exec *raw_bytes, struct internal_exec *execp)); -PROTO (void, bfd_aout_swap_exec_header_out,(bfd *abfd, struct exec *execp, - unsigned char *raw_bytes)); +PROTO (void, NAME(aout,swap_exec_header_out),(bfd *abfd, struct internal_exec *execp, + struct external_exec *raw_bytes)); /* A.out uses the generic versions of these routines... */ -#define aout_get_section_contents bfd_generic_get_section_contents -#define aout_close_and_cleanup bfd_generic_close_and_cleanup +#define aout_32_get_section_contents bfd_generic_get_section_contents +#define aout_32_close_and_cleanup bfd_generic_close_and_cleanup + +#define aout_64_get_section_contents bfd_generic_get_section_contents +#define aout_64_close_and_cleanup bfd_generic_close_and_cleanup + +/* Calculate the file positions of the parts of a newly read aout header */ +#define WORK_OUT_FILE_POSITIONS(abfd, execp) \ + obj_datasec (abfd)->vma = N_DATADDR(*execp); \ + obj_bsssec (abfd)->vma = N_BSSADDR(*execp); \ + obj_textsec (abfd)->vma = N_TXTADDR(*execp); \ + \ + /* The file offsets of the sections */ \ + obj_textsec (abfd)->filepos = N_TXTOFF (*execp); \ + obj_datasec (abfd)->filepos = N_DATOFF (*execp); \ + \ + /* The file offsets of the relocation info */ \ + obj_textsec (abfd)->rel_filepos = N_TRELOFF(*execp); \ + obj_datasec (abfd)->rel_filepos = N_DRELOFF(*execp); \ + \ + /* The file offsets of the string table and symbol table. */ \ + obj_sym_filepos (abfd) = N_SYMOFF (*execp); \ + obj_str_filepos (abfd) = N_STROFF (*execp); \ + + +#define WRITE_HEADERS(abfd, execp) \ + { \ + if (abfd->flags & D_PAGED) \ + { \ + execp->a_text = obj_textsec (abfd)->size + EXEC_BYTES_SIZE; \ + N_SET_MAGIC (*execp, ZMAGIC); \ + } \ + else if (abfd->flags & WP_TEXT) \ + { \ + N_SET_MAGIC (*execp, NMAGIC); \ + } \ + else { \ + N_SET_MAGIC(*execp, OMAGIC); \ + } \ + if (abfd->flags & D_PAGED) \ + { \ + data_pad = ((obj_datasec(abfd)->size + PAGE_SIZE -1) \ + & (- PAGE_SIZE)) - obj_datasec(abfd)->size; \ + \ + if (data_pad > obj_bsssec(abfd)->size) \ + execp->a_bss = 0; \ + else \ + execp->a_bss = obj_bsssec(abfd)->size - data_pad; \ + execp->a_data = obj_datasec(abfd)->size + data_pad; \ + } \ + else \ + { \ + execp->a_data = obj_datasec (abfd)->size; \ + execp->a_bss = obj_bsssec (abfd)->size; \ + } \ + \ + execp->a_syms = bfd_get_symcount (abfd) * EXTERNAL_LIST_SIZE; \ + execp->a_entry = bfd_get_start_address (abfd); \ + \ + execp->a_trsize = ((obj_textsec (abfd)->reloc_count) * \ + 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); \ + \ + bfd_seek (abfd, 0L, false); \ + bfd_write ((PTR) &exec_bytes, 1, EXEC_BYTES_SIZE, abfd); \ + /* Now write out reloc info, followed by syms and strings */ \ + \ + if (bfd_get_symcount (abfd) != 0) \ + { \ + bfd_seek (abfd, \ + (long)(N_SYMOFF(*execp)), false); \ + \ + NAME(aout,write_syms)(abfd); \ + \ + bfd_seek (abfd, (long)(N_TRELOFF(*execp)), false); \ + \ + if (!NAME(aout,squirt_out_relocs) (abfd, obj_textsec (abfd))) return false; \ + bfd_seek (abfd, (long)(N_DRELOFF(*execp)), false); \ + \ + if (!NAME(aout,squirt_out_relocs)(abfd, obj_datasec (abfd))) return false; \ + } \ + } |