X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=bfd%2Fsunos.c;h=db9d08a0efca342ca33c6bbaab2b7c7bd1e03dee;hb=dc810e3900d47ab2eea86d50231ff2e70b596847;hp=f4ada70a47d0a100bd0b85244505d19eb64412b6;hpb=417412a27c87b0e738a21122a38d48aa35317eb8;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/sunos.c b/bfd/sunos.c index f4ada70a47..db9d08a0ef 100644 --- a/bfd/sunos.c +++ b/bfd/sunos.c @@ -1,5 +1,5 @@ /* BFD backend for SunOS binaries. - Copyright 1990, 1991, 1992, 1994, 1995, 1996, 1997, 1998, 2000 + Copyright 1990, 1991, 1992, 1994, 1995, 1996, 1997, 1998, 2000, 2001 Free Software Foundation, Inc. Written by Cygnus Support. @@ -142,6 +142,7 @@ sunos_read_dynamic_info (abfd) struct external_sun4_dynamic dyninfo; unsigned long dynver; struct external_sun4_dynamic_link linkinfo; + bfd_size_type amt; if (obj_aout_dynamic_info (abfd) != (PTR) NULL) return true; @@ -152,8 +153,8 @@ sunos_read_dynamic_info (abfd) return false; } - info = ((struct sunos_dynamic_info *) - bfd_zalloc (abfd, sizeof (struct sunos_dynamic_info))); + amt = sizeof (struct sunos_dynamic_info); + info = (struct sunos_dynamic_info *) bfd_zalloc (abfd, amt); if (!info) return false; info->valid = false; @@ -174,7 +175,8 @@ sunos_read_dynamic_info (abfd) if ((abfd->flags & DYNAMIC) == 0) return true; if (! bfd_get_section_contents (abfd, obj_datasec (abfd), (PTR) &dyninfo, - (file_ptr) 0, sizeof dyninfo)) + (file_ptr) 0, + (bfd_size_type) sizeof dyninfo)) return true; dynver = GET_WORD (abfd, dyninfo.ld_version); @@ -195,7 +197,8 @@ sunos_read_dynamic_info (abfd) /* This executable appears to be dynamically linked in a way that we can understand. */ - if (! bfd_get_section_contents (abfd, dynsec, (PTR) &linkinfo, dynoff, + if (! bfd_get_section_contents (abfd, dynsec, (PTR) &linkinfo, + (file_ptr) dynoff, (bfd_size_type) sizeof linkinfo)) return true; @@ -277,6 +280,7 @@ sunos_slurp_dynamic_symtab (abfd) bfd *abfd; { struct sunos_dynamic_info *info; + bfd_size_type amt; /* Get the general dynamic information. */ if (obj_aout_dynamic_info (abfd) == NULL) @@ -295,16 +299,12 @@ sunos_slurp_dynamic_symtab (abfd) /* Get the dynamic nlist structures. */ if (info->dynsym == (struct external_nlist *) NULL) { - info->dynsym = ((struct external_nlist *) - bfd_alloc (abfd, - (info->dynsym_count - * EXTERNAL_NLIST_SIZE))); + amt = (bfd_size_type) info->dynsym_count * EXTERNAL_NLIST_SIZE; + info->dynsym = (struct external_nlist *) bfd_alloc (abfd, amt); if (info->dynsym == NULL && info->dynsym_count != 0) return false; - if (bfd_seek (abfd, info->dyninfo.ld_stab, SEEK_SET) != 0 - || (bfd_read ((PTR) info->dynsym, info->dynsym_count, - EXTERNAL_NLIST_SIZE, abfd) - != info->dynsym_count * EXTERNAL_NLIST_SIZE)) + if (bfd_seek (abfd, (file_ptr) info->dyninfo.ld_stab, SEEK_SET) != 0 + || bfd_bread ((PTR) info->dynsym, amt, abfd) != amt) { if (info->dynsym != NULL) { @@ -318,13 +318,12 @@ sunos_slurp_dynamic_symtab (abfd) /* Get the dynamic strings. */ if (info->dynstr == (char *) NULL) { - info->dynstr = (char *) bfd_alloc (abfd, info->dyninfo.ld_symb_size); + amt = info->dyninfo.ld_symb_size; + info->dynstr = (char *) bfd_alloc (abfd, amt); if (info->dynstr == NULL && info->dyninfo.ld_symb_size != 0) return false; - if (bfd_seek (abfd, info->dyninfo.ld_symbols, SEEK_SET) != 0 - || (bfd_read ((PTR) info->dynstr, 1, info->dyninfo.ld_symb_size, - abfd) - != info->dyninfo.ld_symb_size)) + if (bfd_seek (abfd, (file_ptr) info->dyninfo.ld_symbols, SEEK_SET) != 0 + || bfd_bread ((PTR) info->dynstr, amt, abfd) != amt) { if (info->dynstr != NULL) { @@ -367,8 +366,8 @@ sunos_canonicalize_dynamic_symtab (abfd, storage) table = (bfd_byte *) bfd_malloc (table_size); if (table == NULL && table_size != 0) abort (); - if (bfd_seek (abfd, info->dyninfo.ld_hash, SEEK_SET) != 0 - || bfd_read ((PTR) table, 1, table_size, abfd) != table_size) + if (bfd_seek (abfd, (file_ptr) info->dyninfo.ld_hash, SEEK_SET) != 0 + || bfd_bread ((PTR) table, table_size, abfd) != table_size) abort (); for (i = 0; i < info->dynsym_count; i++) { @@ -398,18 +397,18 @@ sunos_canonicalize_dynamic_symtab (abfd, storage) structures. */ if (info->canonical_dynsym == (aout_symbol_type *) NULL) { - info->canonical_dynsym = ((aout_symbol_type *) - bfd_alloc (abfd, - (info->dynsym_count - * sizeof (aout_symbol_type)))); + bfd_size_type size; + bfd_size_type strsize = info->dyninfo.ld_symb_size; + + size = (bfd_size_type) info->dynsym_count * sizeof (aout_symbol_type); + info->canonical_dynsym = (aout_symbol_type *) bfd_alloc (abfd, size); if (info->canonical_dynsym == NULL && info->dynsym_count != 0) return -1; if (! aout_32_translate_symbol_table (abfd, info->canonical_dynsym, - info->dynsym, info->dynsym_count, - info->dynstr, - info->dyninfo.ld_symb_size, - true)) + info->dynsym, + (bfd_size_type) info->dynsym_count, + info->dynstr, strsize, true)) { if (info->canonical_dynsym != NULL) { @@ -459,6 +458,7 @@ sunos_canonicalize_dynamic_reloc (abfd, storage, syms) { struct sunos_dynamic_info *info; unsigned long i; + bfd_size_type size; /* Get the general dynamic information. */ if (obj_aout_dynamic_info (abfd) == (PTR) NULL) @@ -477,15 +477,12 @@ sunos_canonicalize_dynamic_reloc (abfd, storage, syms) /* Get the dynamic reloc information. */ if (info->dynrel == NULL) { - info->dynrel = (PTR) bfd_alloc (abfd, - (info->dynrel_count - * obj_reloc_entry_size (abfd))); - if (info->dynrel == NULL && info->dynrel_count != 0) + size = (bfd_size_type) info->dynrel_count * obj_reloc_entry_size (abfd); + info->dynrel = (PTR) bfd_alloc (abfd, size); + if (info->dynrel == NULL && size != 0) return -1; - if (bfd_seek (abfd, info->dyninfo.ld_rel, SEEK_SET) != 0 - || (bfd_read ((PTR) info->dynrel, info->dynrel_count, - obj_reloc_entry_size (abfd), abfd) - != info->dynrel_count * obj_reloc_entry_size (abfd))) + if (bfd_seek (abfd, (file_ptr) info->dyninfo.ld_rel, SEEK_SET) != 0 + || bfd_bread ((PTR) info->dynrel, size, abfd) != size) { if (info->dynrel != NULL) { @@ -502,10 +499,8 @@ sunos_canonicalize_dynamic_reloc (abfd, storage, syms) { arelent *to; - info->canonical_dynrel = ((arelent *) - bfd_alloc (abfd, - (info->dynrel_count - * sizeof (arelent)))); + size = (bfd_size_type) info->dynrel_count * sizeof (arelent); + info->canonical_dynrel = (arelent *) bfd_alloc (abfd, size); if (info->canonical_dynrel == NULL && info->dynrel_count != 0) return -1; @@ -520,7 +515,7 @@ sunos_canonicalize_dynamic_reloc (abfd, storage, syms) pend = p + info->dynrel_count; for (; p < pend; p++, to++) NAME(aout,swap_ext_reloc_in) (abfd, p, to, syms, - info->dynsym_count); + (bfd_size_type) info->dynsym_count); } else { @@ -531,7 +526,7 @@ sunos_canonicalize_dynamic_reloc (abfd, storage, syms) pend = p + info->dynrel_count; for (; p < pend; p++, to++) NAME(aout,swap_std_reloc_in) (abfd, p, to, syms, - info->dynsym_count); + (bfd_size_type) info->dynsym_count); } } @@ -564,21 +559,21 @@ static const bfd_byte sparc_plt_first_entry[SPARC_PLT_ENTRY_SIZE] = }; /* save %sp, -96, %sp */ -#define SPARC_PLT_ENTRY_WORD0 0x9de3bfa0 +#define SPARC_PLT_ENTRY_WORD0 ((bfd_vma) 0x9de3bfa0) /* call; address filled in later. */ -#define SPARC_PLT_ENTRY_WORD1 0x40000000 +#define SPARC_PLT_ENTRY_WORD1 ((bfd_vma) 0x40000000) /* sethi; reloc index filled in later. */ -#define SPARC_PLT_ENTRY_WORD2 0x01000000 +#define SPARC_PLT_ENTRY_WORD2 ((bfd_vma) 0x01000000) /* This sequence is used when for the jump table entry to a defined symbol in a complete executable. It is used when linking PIC compiled code which is not being put into a shared library. */ /* sethi
, %g1 */ -#define SPARC_PLT_PIC_WORD0 0x03000000 +#define SPARC_PLT_PIC_WORD0 ((bfd_vma) 0x03000000) /* jmp %g1 +
*/ -#define SPARC_PLT_PIC_WORD1 0x81c06000 +#define SPARC_PLT_PIC_WORD1 ((bfd_vma) 0x81c06000) /* nop */ -#define SPARC_PLT_PIC_WORD2 0x01000000 +#define SPARC_PLT_PIC_WORD2 ((bfd_vma) 0x01000000) /* An m68k procedure linkage table entry is 8 bytes. The first entry in the table is a jump which is filled in the by the runtime @@ -598,7 +593,7 @@ static const bfd_byte m68k_plt_first_entry[M68K_PLT_ENTRY_SIZE] = }; /* bsrl */ -#define M68K_PLT_ENTRY_WORD0 (0x61ff) +#define M68K_PLT_ENTRY_WORD0 ((bfd_vma) 0x61ff) /* Remaining words filled in later. */ /* An entry in the SunOS linker hash table. */ @@ -715,9 +710,9 @@ sunos_link_hash_table_create (abfd) bfd *abfd; { struct sunos_link_hash_table *ret; + bfd_size_type amt = sizeof (struct sunos_link_hash_table); - ret = ((struct sunos_link_hash_table *) - bfd_alloc (abfd, sizeof (struct sunos_link_hash_table))); + ret = (struct sunos_link_hash_table *) bfd_alloc (abfd, amt); if (ret == (struct sunos_link_hash_table *) NULL) return (struct bfd_link_hash_table *) NULL; if (! NAME(aout,link_hash_table_init) (&ret->root, abfd, @@ -875,7 +870,6 @@ sunos_add_dynamic_symbols (abfd, info, symsp, sym_countp, stringsp) bfd_size_type *sym_countp; char **stringsp; { - asection *s; bfd *dynobj; struct sunos_dynamic_info *dinfo; unsigned long need; @@ -938,7 +932,7 @@ sunos_add_dynamic_symbols (abfd, info, symsp, sym_countp, stringsp) /* The .need section holds the list of names of shared objets which must be included at runtime. The address of this section is put in the ld_need field. */ - s = bfd_make_section (dynobj, ".need"); + asection *s = bfd_make_section (dynobj, ".need"); if (s == NULL || ! bfd_set_section_flags (dynobj, s, (SEC_ALLOC @@ -955,7 +949,7 @@ sunos_add_dynamic_symbols (abfd, info, symsp, sym_countp, stringsp) /* The .rules section holds the path to search for shared objects. The address of this section is put in the ld_rules field. */ - s = bfd_make_section (dynobj, ".rules"); + asection *s = bfd_make_section (dynobj, ".rules"); if (s == NULL || ! bfd_set_section_flags (dynobj, s, (SEC_ALLOC @@ -985,12 +979,12 @@ sunos_add_dynamic_symbols (abfd, info, symsp, sym_countp, stringsp) unsigned short major_vno, minor_vno; struct bfd_link_needed_list *needed, **pp; char *namebuf, *p; - size_t alc; + bfd_size_type alc; bfd_byte b; char *namecopy; - if (bfd_seek (abfd, need, SEEK_SET) != 0 - || bfd_read (buf, 1, 16, abfd) != 16) + if (bfd_seek (abfd, (file_ptr) need, SEEK_SET) != 0 + || bfd_bread (buf, (bfd_size_type) 16, abfd) != 16) return false; /* For the format of an ld_need entry, see aout/sun4.h. We @@ -998,12 +992,12 @@ sunos_add_dynamic_symbols (abfd, info, symsp, sym_countp, stringsp) name = bfd_get_32 (abfd, buf); flags = bfd_get_32 (abfd, buf + 4); - major_vno = (unsigned short)bfd_get_16 (abfd, buf + 8); - minor_vno = (unsigned short)bfd_get_16 (abfd, buf + 10); + major_vno = (unsigned short) bfd_get_16 (abfd, buf + 8); + minor_vno = (unsigned short) bfd_get_16 (abfd, buf + 10); need = bfd_get_32 (abfd, buf + 12); - needed = ((struct bfd_link_needed_list *) - bfd_alloc (abfd, sizeof (struct bfd_link_needed_list))); + alc = sizeof (struct bfd_link_needed_list); + needed = (struct bfd_link_needed_list *) bfd_alloc (abfd, alc); if (needed == NULL) return false; needed->by = abfd; @@ -1020,7 +1014,7 @@ sunos_add_dynamic_symbols (abfd, info, symsp, sym_countp, stringsp) *p++ = '-'; *p++ = 'l'; } - if (bfd_seek (abfd, name, SEEK_SET) != 0) + if (bfd_seek (abfd, (file_ptr) name, SEEK_SET) != 0) { free (namebuf); return false; @@ -1028,13 +1022,13 @@ sunos_add_dynamic_symbols (abfd, info, symsp, sym_countp, stringsp) do { - if (bfd_read (&b, 1, 1, abfd) != 1) + if (bfd_bread (&b, (bfd_size_type) 1, abfd) != 1) { free (namebuf); return false; } - if ((size_t) (p - namebuf) >= alc) + if ((bfd_size_type) (p - namebuf) >= alc) { char *n; @@ -1085,7 +1079,7 @@ sunos_add_dynamic_symbols (abfd, info, symsp, sym_countp, stringsp) strcat (p, minbuf); } - namecopy = bfd_alloc (abfd, strlen (namebuf) + 1); + namecopy = bfd_alloc (abfd, (bfd_size_type) strlen (namebuf) + 1); if (namecopy == NULL) { free (namebuf); @@ -1322,11 +1316,11 @@ bfd_sunos_size_dynamic_sections (output_bfd, info, sdynptr, sneedptr, asection **srulesptr; { bfd *dynobj; - size_t dynsymcount; + bfd_size_type dynsymcount; struct sunos_link_hash_entry *h; asection *s; size_t bucketcount; - size_t hashalloc; + bfd_size_type hashalloc; size_t i; bfd *sub; @@ -1442,7 +1436,7 @@ bfd_sunos_size_dynamic_sections (output_bfd, info, sdynptr, sneedptr, s->contents = (bfd_byte *) bfd_alloc (dynobj, hashalloc); if (s->contents == NULL && dynsymcount > 0) return false; - memset (s->contents, 0, hashalloc); + memset (s->contents, 0, (size_t) hashalloc); for (i = 0; i < bucketcount; i++) PUT_WORD (output_bfd, (bfd_vma) -1, s->contents + i * HASH_ENTRY_SIZE); s->_raw_size = bucketcount * HASH_ENTRY_SIZE; @@ -1470,7 +1464,7 @@ bfd_sunos_size_dynamic_sections (output_bfd, info, sdynptr, sneedptr, add = 8 - (s->_raw_size & 7); contents = (bfd_byte *) bfd_realloc (s->contents, - (size_t) (s->_raw_size + add)); + s->_raw_size + add); if (contents == NULL) return false; memset (contents + s->_raw_size, 0, (size_t) add); @@ -1544,19 +1538,19 @@ sunos_scan_relocs (info, abfd, sec, rel_size) return true; if (! info->keep_memory) - relocs = free_relocs = bfd_malloc ((size_t) rel_size); + relocs = free_relocs = bfd_malloc (rel_size); else { struct aout_section_data_struct *n; + bfd_size_type amt = sizeof (struct aout_section_data_struct); - n = ((struct aout_section_data_struct *) - bfd_alloc (abfd, sizeof (struct aout_section_data_struct))); + n = (struct aout_section_data_struct *) bfd_alloc (abfd, amt); if (n == NULL) relocs = NULL; else { set_aout_section_data (sec, n); - relocs = bfd_malloc ((size_t) rel_size); + relocs = bfd_malloc (rel_size); aout_section_data (sec)->relocs = relocs; } } @@ -1564,7 +1558,7 @@ sunos_scan_relocs (info, abfd, sec, rel_size) return false; if (bfd_seek (abfd, sec->rel_filepos, SEEK_SET) != 0 - || bfd_read (relocs, 1, rel_size, abfd) != rel_size) + || bfd_bread (relocs, rel_size, abfd) != rel_size) goto error_return; if (obj_reloc_entry_size (abfd) == RELOC_STD_SIZE) @@ -1777,6 +1771,7 @@ sunos_scan_ext_relocs (info, abfd, sec, relocs, rel_size) asection *splt = NULL; asection *sgot = NULL; asection *srel = NULL; + bfd_size_type amt; /* We only know how to handle SPARC plt entries. */ if (bfd_get_arch (abfd) != bfd_arch_sparc) @@ -1868,10 +1863,10 @@ sunos_scan_ext_relocs (info, abfd, sec, relocs, rel_size) if (adata (abfd).local_got_offsets == NULL) { + amt = bfd_get_symcount (abfd); + amt *= sizeof (bfd_vma); adata (abfd).local_got_offsets = - (bfd_vma *) bfd_zalloc (abfd, - (bfd_get_symcount (abfd) - * sizeof (bfd_vma))); + (bfd_vma *) bfd_zalloc (abfd, amt); if (adata (abfd).local_got_offsets == NULL) return false; } @@ -2201,7 +2196,6 @@ sunos_write_dynamic_symbol (output_bfd, info, harg) bfd *dynobj; asection *splt; bfd_byte *p; - asection *s; bfd_vma r_address; dynobj = sunos_hash_table (info)->dynobj; @@ -2230,8 +2224,6 @@ sunos_write_dynamic_symbol (output_bfd, info, harg) } else { - bfd_vma val; - val = (h->root.root.u.def.section->output_section->vma + h->root.root.u.def.section->output_offset + h->root.root.u.def.value); @@ -2250,7 +2242,7 @@ sunos_write_dynamic_symbol (output_bfd, info, harg) abort (); bfd_put_16 (output_bfd, M68K_PLT_ENTRY_WORD0, p); bfd_put_32 (output_bfd, (- (h->plt_offset + 2)), p + 2); - bfd_put_16 (output_bfd, s->reloc_count, p + 6); + bfd_put_16 (output_bfd, (bfd_vma) s->reloc_count, p + 6); r_address += 2; break; @@ -2399,13 +2391,13 @@ sunos_write_dynamic_symbol (output_bfd, info, harg) outsym = ((struct external_nlist *) (s->contents + h->dynindx * EXTERNAL_NLIST_SIZE)); - bfd_h_put_8 (output_bfd, type, outsym->e_type); - bfd_h_put_8 (output_bfd, 0, outsym->e_other); + H_PUT_8 (output_bfd, type, outsym->e_type); + H_PUT_8 (output_bfd, 0, outsym->e_other); /* FIXME: The native linker doesn't use 0 for desc. It seems to use one less than the desc value in the shared library, although that seems unlikely. */ - bfd_h_put_16 (output_bfd, 0, outsym->e_desc); + H_PUT_16 (output_bfd, 0, outsym->e_desc); PUT_WORD (output_bfd, h->dynstr_index, outsym->e_strx); PUT_WORD (output_bfd, val, outsym->e_value); @@ -2668,7 +2660,7 @@ sunos_check_dynamic_reloc (info, input_bfd, input_section, harg, reloc, } *relocationp = (sgot->vma - + (*got_offsetp &~ 1) + + (*got_offsetp &~ (bfd_vma) 1) - sunos_hash_table (info)->got_base); /* There is nothing else to do for a base relative reloc. */ @@ -2845,7 +2837,8 @@ sunos_finish_dynamic_link (abfd, info) BFD_ASSERT (o->output_section != NULL && o->output_section->owner == abfd); if (! bfd_set_section_contents (abfd, o->output_section, - o->contents, o->output_offset, + o->contents, + (file_ptr) o->output_offset, o->_raw_size)) return false; } @@ -2855,6 +2848,7 @@ sunos_finish_dynamic_link (abfd, info) { struct external_sun4_dynamic esd; struct external_sun4_dynamic_link esdl; + file_ptr pos; /* Finish up the dynamic link information. */ PUT_WORD (dynobj, (bfd_vma) 3, esd.ld_version); @@ -2869,7 +2863,8 @@ sunos_finish_dynamic_link (abfd, info) esd.ld); if (! bfd_set_section_contents (abfd, sdyn->output_section, &esd, - sdyn->output_offset, sizeof esd)) + (file_ptr) sdyn->output_offset, + (bfd_size_type) sizeof esd)) return false; PUT_WORD (dynobj, (bfd_vma) 0, esdl.ld_loaded); @@ -2934,11 +2929,10 @@ sunos_finish_dynamic_link (abfd, info) BFD_ALIGN (obj_textsec (abfd)->_raw_size, 0x2000), esdl.ld_text); + pos = sdyn->output_offset; + pos += sizeof esd + EXTERNAL_SUN4_DYNAMIC_DEBUGGER_SIZE; if (! bfd_set_section_contents (abfd, sdyn->output_section, &esdl, - (sdyn->output_offset - + sizeof esd - + EXTERNAL_SUN4_DYNAMIC_DEBUGGER_SIZE), - sizeof esdl)) + pos, (bfd_size_type) sizeof esdl)) return false; abfd->flags |= DYNAMIC;