diff options
author | Steve Chamberlain <steve@cygnus> | 1991-04-23 16:02:09 +0000 |
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committer | Steve Chamberlain <steve@cygnus> | 1991-04-23 16:02:09 +0000 |
commit | 9872a49c27a0cced505d4d94d543c7d0b647186e (patch) | |
tree | f656c6bd7a6bc9bd72abeabc8a1124ba72d4675f /bfd/coff-code.h | |
parent | a37cc0c05c5ee0e72a14a09c547555621371ef1d (diff) | |
download | gdb-9872a49c27a0cced505d4d94d543c7d0b647186e.zip gdb-9872a49c27a0cced505d4d94d543c7d0b647186e.tar.gz gdb-9872a49c27a0cced505d4d94d543c7d0b647186e.tar.bz2 |
*** empty log message ***
Diffstat (limited to 'bfd/coff-code.h')
-rwxr-xr-x | bfd/coff-code.h | 264 |
1 files changed, 93 insertions, 171 deletions
diff --git a/bfd/coff-code.h b/bfd/coff-code.h index cf340c2..0584700 100755 --- a/bfd/coff-code.h +++ b/bfd/coff-code.h @@ -25,6 +25,7 @@ Most of this hacked by Steve Chamberlain, steve@cygnus.com #include "archures.h" /* Machine architectures and types */ + /* SUPPRESS 558 */ /* SUPPRESS 590 */ /* SUPPRESS 529 */ @@ -244,7 +245,7 @@ DEFUN(make_a_section_from_file,(abfd, hdr), { asection *return_section; { - char *name = (PTR) malloc(9); + char *name = bfd_alloc(abfd, 9); if (name == NULL) { bfd_error = no_memory; return (BFD_FAILURE); @@ -299,6 +300,19 @@ DEFUN(make_a_section_from_file,(abfd, hdr), return true; } +static boolean +DEFUN(coff_mkobject,(abfd), + bfd *abfd) +{ + coff_data_type *coff; + coff_data(abfd) = + (coff_data_type*)bfd_alloc(abfd,sizeof(coff_data_type)); + coff = coff_data(abfd); + coff->relocbase = 0; + coff->hdr = (AOUTHDR*) bfd_alloc(abfd, sizeof(AOUTHDR)); + return true; + +} static bfd_target * @@ -307,28 +321,29 @@ DEFUN(coff_real_object_p,(abfd, nscns, opthdr), unsigned nscns AND unsigned opthdr) { - struct icofdata *tdata; + coff_data_type *coff; char *file_info; /* buffer for all the headers */ size_t readsize; /* length of file_info */ struct filehdr *filehdr; /* points into file_info */ struct scnhdr *sections; /* points into file_info */ + + /* Build a play area */ + (void) coff_mkobject(abfd); + coff = coff_data(abfd); /* - OK, now we know the format, read in the filehdr, soi-disant "optional - header", and all the sections. - */ + OK, now we know the format, read in the filehdr, soi-disant "optional + header", and all the sections. + */ readsize = sizeof(struct filehdr) + opthdr + (nscns * sizeof(struct scnhdr)); - file_info = (PTR) malloc(readsize); - if (file_info == NULL) { - bfd_error = no_memory; - return 0; - } + file_info = (PTR) bfd_alloc(abfd, readsize); if (bfd_seek(abfd, 0L, SEEK_SET) < 0) - return 0; + goto fail; + if (bfd_read((PTR) file_info, 1, readsize, abfd) != readsize) - return 0; + goto fail; filehdr = (struct filehdr *) file_info; sections = (struct scnhdr *) (file_info + sizeof(struct filehdr) + opthdr); @@ -336,19 +351,13 @@ DEFUN(coff_real_object_p,(abfd, nscns, opthdr), swap_filehdr(abfd, filehdr); /* Now copy data as required; construct all asections etc */ - tdata = (struct icofdata *) malloc(sizeof(struct icofdata) + - sizeof(AOUTHDR)); - if (tdata == NULL) { - bfd_error = no_memory; - return 0; - } - tdata->symbol_index_slew = 0; - tdata->relocbase =0; - tdata->raw_syment_count = 0; - tdata->raw_linenos = 0; - tdata->raw_syments = 0; - tdata->sym_filepos =0; - tdata->flags = filehdr->f_flags; + coff->symbol_index_slew = 0; + coff->relocbase =0; + coff->raw_syment_count = 0; + coff->raw_linenos = 0; + coff->raw_syments = 0; + coff->sym_filepos =0; + coff->flags = filehdr->f_flags; if (nscns != 0) { unsigned int i; for (i = 0; i < nscns; i++) { @@ -369,6 +378,7 @@ DEFUN(coff_real_object_p,(abfd, nscns, opthdr), #ifdef MC88MAGIC case MC88MAGIC: case MC88DMAGIC: + case MC88OMAGIC: abfd->obj_arch = bfd_arch_m88k; abfd->obj_machine = 88100; break; @@ -378,28 +388,28 @@ DEFUN(coff_real_object_p,(abfd, nscns, opthdr), case I960RWMAGIC: abfd->obj_arch = bfd_arch_i960; switch (F_I960TYPE & filehdr->f_flags) - { - default: - case F_I960CORE: - abfd->obj_machine = bfd_mach_i960_core; - break; - case F_I960KB: - abfd->obj_machine = bfd_mach_i960_kb_sb; - break; - case F_I960MC: - abfd->obj_machine = bfd_mach_i960_mc; - break; - case F_I960XA: - abfd->obj_machine = bfd_mach_i960_xa; - break; - case F_I960CA: - abfd->obj_machine = bfd_mach_i960_ca; - break; - case F_I960KA: - abfd->obj_machine = bfd_mach_i960_ka_sa; - break; + { + default: + case F_I960CORE: + abfd->obj_machine = bfd_mach_i960_core; + break; + case F_I960KB: + abfd->obj_machine = bfd_mach_i960_kb_sb; + break; + case F_I960MC: + abfd->obj_machine = bfd_mach_i960_mc; + break; + case F_I960XA: + abfd->obj_machine = bfd_mach_i960_xa; + break; + case F_I960CA: + abfd->obj_machine = bfd_mach_i960_ca; + break; + case F_I960KA: + abfd->obj_machine = bfd_mach_i960_ka_sa; + break; - } + } break; #endif @@ -417,20 +427,21 @@ DEFUN(coff_real_object_p,(abfd, nscns, opthdr), if (!(filehdr->f_flags & F_LSYMS)) abfd->flags |= HAS_LOCALS; - abfd->tdata = (PTR) tdata; + bfd_get_symcount(abfd) = filehdr->f_nsyms; if (filehdr->f_nsyms) abfd->flags |= HAS_SYMS; - tdata->sym_filepos = filehdr->f_symptr; - tdata->hdr = (struct aouthdr *) (file_info + sizeof(struct filehdr)); + coff->sym_filepos = filehdr->f_symptr; + swap_aouthdr(abfd, coff->hdr); - swap_aouthdr(abfd, tdata->hdr); - - tdata->symbols = (coff_symbol_type *) NULL; + coff->symbols = (coff_symbol_type *) NULL; bfd_get_start_address(abfd) = opthdr ? exec_hdr(abfd)->entry : 0; return abfd->xvec; + fail: + bfd_release(abfd, coff); + return (bfd_target *)NULL; } @@ -496,25 +507,6 @@ DEFUN(coff_object_p,(abfd), return coff_real_object_p(abfd, nscns, opthdr); } -static boolean -DEFUN(coff_mkobject,(abfd), - bfd *abfd) -{ - char *rawptr; - - bfd_error = system_call_error; - - /* Use an intermediate variable for clarity */ - rawptr = zalloc(sizeof(struct icofdata) + sizeof(AOUTHDR)); - if (rawptr == NULL) { - bfd_error = no_memory; - return false; - } - abfd->tdata = (PTR) ((struct icofdata *) rawptr); - exec_hdr(abfd) = (AOUTHDR *) (rawptr + sizeof(struct icofdata)); - obj_relocbase(abfd) =0; - return true; -} @@ -941,7 +933,7 @@ coff_write_symbols(abfd) bfd_coff_swap_sym(abfd, native); bfd_write((PTR) native, 1, SYMESZ, abfd); for (j = 0; j != native->n_numaux; j++) { - bfd_coff_swap_aux(abfd, native + j + 1, type, class); + bfd_coff_swap_aux(abfd, (AUXENT *)(native + j + 1), type, class); bfd_write((PTR) (native + j + 1), 1, AUXESZ, abfd); } @@ -997,7 +989,9 @@ coff_write_relocs(abfd) arelent *q = p[i]; memset((PTR)&n, 0, sizeof(n)); n.r_vaddr = q->address + s->vma; + if (q->sym_ptr_ptr) { n.r_symndx = get_index((*(q->sym_ptr_ptr))); + } n.r_type = q->howto->type; swap_reloc(abfd, &n); bfd_write((PTR) &n, 1, RELSZ, abfd); @@ -1045,7 +1039,7 @@ static asymbol * coff_make_empty_symbol(abfd) bfd *abfd; { - coff_symbol_type *new = (coff_symbol_type *) malloc(sizeof(coff_symbol_type)); + coff_symbol_type *new = (coff_symbol_type *) bfd_alloc(abfd, sizeof(coff_symbol_type)); if (new == NULL) { bfd_error = no_memory; return (NULL); @@ -1154,7 +1148,7 @@ coff_set_flags(abfd, magicp, flagsp) #endif #ifdef MC88MAGIC case bfd_arch_m88k: - *magicp = MC88MAGIC; + *magicp = MC88OMAGIC; return true; break; #endif @@ -1547,7 +1541,7 @@ buy_and_read(abfd, where, seek_direction, size) int seek_direction; size_t size; { - PTR area = (PTR) malloc(size); + PTR area = (PTR) bfd_alloc(abfd, size); if (!area) { bfd_error = no_memory; return (NULL); @@ -1555,7 +1549,6 @@ buy_and_read(abfd, where, seek_direction, size) bfd_seek(abfd, where, seek_direction); if (bfd_read(area, 1, size, abfd) != size) { bfd_error = system_call_error; - free(area); return (NULL); } /* on error */ return (area); @@ -1633,7 +1626,7 @@ swap_raw_symtab(abfd, raw_symtab) for (i = raw_symtab->n_numaux; i; --i, ++raw_symtab) { bfd_coff_swap_aux(abfd, - raw_symtab + 1, + (AUXENT *)(raw_symtab + 1), raw_symtab->n_type, raw_symtab->n_sclass); } /* swap all the aux entries */ @@ -1674,7 +1667,7 @@ get_normalized_symtab(abfd) table traversals simple. To do that, we need to know whether we will be prepending the C_FILE symbol before we read the rest of the table. */ - if ((s = (SYMENT *) malloc(sizeof(SYMENT) * 2)) == NULL) { + if ((s = (SYMENT *) bfd_alloc(abfd, sizeof(SYMENT) * 2)) == NULL) { bfd_error = no_memory; return (NULL); } /* on error */ @@ -1688,7 +1681,7 @@ get_normalized_symtab(abfd) if (s->n_sclass == C_FILE) { obj_symbol_slew(abfd) = 0; - if ((retval = (SYMENT *) malloc(size)) == NULL) { + if ((retval = (SYMENT *) bfd_alloc(abfd, size)) == NULL) { bfd_error = no_memory; return (NULL); } /* on malloc error */ @@ -1698,7 +1691,7 @@ get_normalized_symtab(abfd) CONST char *filename; obj_symbol_slew(abfd) = 2; - if ((retval = (SYMENT *) malloc(size + if ((retval = (SYMENT *) bfd_alloc(abfd, size + (obj_symbol_slew(abfd) * sizeof(SYMENT)))) == NULL) { bfd_error = no_memory; @@ -1708,7 +1701,7 @@ get_normalized_symtab(abfd) #define FILE_ENTRY_NAME ".file" - if ((retval->n_offset = (int) malloc(strlen(FILE_ENTRY_NAME) + if ((retval->n_offset = (int) bfd_alloc(abfd, strlen(FILE_ENTRY_NAME) + 1)) == NULL) { bfd_error = no_memory; return (NULL); @@ -1729,7 +1722,7 @@ get_normalized_symtab(abfd) } else { if ((((AUXENT *) (retval + 1))->x_file.x_n.x_offset - = (int) malloc(namelength+1)) == NULL) { + = (int) bfd_alloc(abfd, namelength+1)) == NULL) { bfd_error = no_memory; return (NULL); } /* on error */ @@ -1739,7 +1732,7 @@ get_normalized_symtab(abfd) } /* if "short" name */ } /* missing file entry. */ - free(s); + if (bfd_seek(abfd, obj_sym_filepos(abfd), SEEK_SET) == -1 || bfd_read(retval + obj_symbol_slew(abfd), size, 1, abfd) != size) { @@ -1775,7 +1768,7 @@ get_normalized_symtab(abfd) } /* if end of string */ } /* possible lengths of this string. */ - if ((newstring = (PTR) malloc(++i)) == NULL) { + if ((newstring = (PTR) bfd_alloc(abfd, ++i)) == NULL) { bfd_error = no_memory; return (NULL); } /* on error */ @@ -1802,7 +1795,7 @@ get_normalized_symtab(abfd) } /* on error */ sp(string_table_size); - if ((string_table = (PTR) malloc(string_table_size -= 4)) == NULL) { + if ((string_table = (PTR) bfd_alloc(abfd, string_table_size -= 4)) == NULL) { bfd_error = no_memory; return (NULL); } /* on mallocation error */ @@ -1868,86 +1861,6 @@ section_from_bfd_index(abfd, index) return 0; } -static int -coff_get_symcount_upper_bound(ignore_abfd) - bfd *ignore_abfd; -{ - BFD_ASSERT(0); - return 0; -} - -static symindex -coff_get_first_symbol(ignore_abfd) - bfd *ignore_abfd; -{ - return 0; -} - -static symindex -coff_get_next_symbol(abfd, oidx) - bfd *abfd; - symindex oidx; -{ - if (oidx == BFD_NO_MORE_SYMBOLS) - return BFD_NO_MORE_SYMBOLS; - return ++oidx >= bfd_get_symcount(abfd) ? BFD_NO_MORE_SYMBOLS : oidx; -} - -static CONST char * -coff_symbol_name(abfd, idx) - bfd *abfd; - symindex idx; -{ - return (obj_symbols(abfd) + idx)->symbol.name; -} - -static long -coff_symbol_value(abfd, idx) - bfd *abfd; - symindex idx; -{ - return (obj_symbols(abfd) + idx)->symbol.value; -} - -static symclass -coff_classify_symbol(abfd, idx) - bfd *abfd; - symindex idx; -{ - coff_symbol_type *sym = obj_symbols(abfd) + idx; - if ((sym->symbol.flags & BSF_FORT_COMM) != 0) - return bfd_symclass_fcommon; - if ((sym->symbol.flags & BSF_GLOBAL) != 0) - return bfd_symclass_global; - if ((sym->symbol.flags & BSF_DEBUGGING) != 0) - return bfd_symclass_debugger; - if ((sym->symbol.flags & BSF_UNDEFINED) != 0) - return bfd_symclass_undefined; - - return bfd_symclass_unknown; -} - -static boolean -coff_symbol_hasclass(abfd, idx, class) - bfd *abfd; - symindex idx; - symclass class; -{ - coff_symbol_type *sym = obj_symbols(abfd) + idx; - switch (class) { - case bfd_symclass_fcommon: - return (sym->symbol.flags & BSF_FORT_COMM) ? true : false; - case bfd_symclass_global: - return (sym->symbol.flags & BSF_GLOBAL) ? true : false; - case bfd_symclass_debugger: - return (sym->symbol.flags & BSF_DEBUGGING) ? true : false;; - case bfd_symclass_undefined: - return (sym->symbol.flags & BSF_UNDEFINED) ? true : false;; - default: - return false; - } -} - @@ -1968,7 +1881,7 @@ coff_slurp_line_table(abfd, asect) (size_t) (sizeof(struct lineno) * asect->lineno_count)); lineno_cache = - (alent *) malloc((size_t) ((asect->lineno_count + 1) * sizeof(alent))); + (alent *) bfd_alloc(abfd, (size_t) ((asect->lineno_count + 1) * sizeof(alent))); if (lineno_cache == NULL) { bfd_error = no_memory; return (BFD_FAILURE); @@ -2000,7 +1913,6 @@ coff_slurp_line_table(abfd, asect) cache_ptr->line_number = 0; } - free(native_lineno); asect->lineno = lineno_cache; return true; } /* coff_slurp_line_table() */ @@ -2074,7 +1986,7 @@ coff_slurp_symbol_table(abfd) /* Allocate enough room for all the symbols in cached form */ cached_area = (coff_symbol_type *) - malloc((size_t) (bfd_get_symcount(abfd) * sizeof(coff_symbol_type))); + bfd_alloc(abfd, (size_t) (bfd_get_symcount(abfd) * sizeof(coff_symbol_type))); if (cached_area == NULL) { bfd_error = no_memory; @@ -2082,7 +1994,7 @@ coff_slurp_symbol_table(abfd) } /* on error */ table_ptr = (unsigned int *) - malloc((size_t) (bfd_get_symcount(abfd) * sizeof(unsigned int))); + bfd_alloc(abfd, (size_t) (bfd_get_symcount(abfd) * sizeof(unsigned int))); if (table_ptr == NULL) { bfd_error = no_memory; @@ -2311,7 +2223,7 @@ coff_slurp_reloc_table(abfd, asect, symbols) (size_t) (sizeof(struct reloc) * asect->reloc_count)); reloc_cache = (arelent *) - malloc((size_t) (asect->reloc_count * sizeof(arelent))); + bfd_alloc(abfd, (size_t) (asect->reloc_count * sizeof(arelent))); if (reloc_cache == NULL) { bfd_error = no_memory; @@ -2373,7 +2285,7 @@ coff_slurp_reloc_table(abfd, asect, symbols) } - free(native_relocs); + asect->relocation = reloc_cache; return true; } @@ -2556,3 +2468,13 @@ return obj_sym_filepos(abfd); } #endif + + +#define coff_core_file_failing_command _bfd_dummy_core_file_failing_command +#define coff_core_file_failing_signal _bfd_dummy_core_file_failing_signal +#define coff_core_file_matches_executable_p _bfd_dummy_core_file_matches_executable_p +#define coff_slurp_armap bfd_slurp_coff_armap +#define coff_slurp_extended_name_table _bfd_slurp_extended_name_table +#define coff_truncate_arname bfd_dont_truncate_arname +#define coff_openr_next_archived_file bfd_generic_openr_next_archived_file +#define coff_generic_stat_arch_elt bfd_generic_stat_arch_elt |