1 /* PEF support for BFD.
2 Copyright 1999, 2000, 2001, 2002, 2003, 2004
3 Free Software Foundation, Inc.
5 This file is part of BFD, the Binary File Descriptor library.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
21 #include "safe-ctype.h"
24 #include "pef-traceback.h"
30 #include "libiberty.h"
33 #define BFD_IO_FUNCS 0
36 #define bfd_pef_close_and_cleanup _bfd_generic_close_and_cleanup
37 #define bfd_pef_bfd_free_cached_info _bfd_generic_bfd_free_cached_info
38 #define bfd_pef_new_section_hook _bfd_generic_new_section_hook
39 #define bfd_pef_bfd_is_local_label_name bfd_generic_is_local_label_name
40 #define bfd_pef_get_lineno _bfd_nosymbols_get_lineno
41 #define bfd_pef_find_nearest_line _bfd_nosymbols_find_nearest_line
42 #define bfd_pef_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol
43 #define bfd_pef_read_minisymbols _bfd_generic_read_minisymbols
44 #define bfd_pef_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol
45 #define bfd_pef_get_reloc_upper_bound _bfd_norelocs_get_reloc_upper_bound
46 #define bfd_pef_canonicalize_reloc _bfd_norelocs_canonicalize_reloc
47 #define bfd_pef_bfd_reloc_type_lookup _bfd_norelocs_bfd_reloc_type_lookup
48 #define bfd_pef_set_arch_mach _bfd_generic_set_arch_mach
49 #define bfd_pef_get_section_contents _bfd_generic_get_section_contents
50 #define bfd_pef_set_section_contents _bfd_generic_set_section_contents
51 #define bfd_pef_bfd_get_relocated_section_contents bfd_generic_get_relocated_section_contents
52 #define bfd_pef_bfd_relax_section bfd_generic_relax_section
53 #define bfd_pef_bfd_gc_sections bfd_generic_gc_sections
54 #define bfd_pef_bfd_merge_sections bfd_generic_merge_sections
55 #define bfd_pef_bfd_is_group_section bfd_generic_is_group_section
56 #define bfd_pef_bfd_discard_group bfd_generic_discard_group
57 #define bfd_pef_section_already_linked _bfd_generic_section_already_linked
58 #define bfd_pef_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
59 #define bfd_pef_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
60 #define bfd_pef_bfd_link_add_symbols _bfd_generic_link_add_symbols
61 #define bfd_pef_bfd_link_just_syms _bfd_generic_link_just_syms
62 #define bfd_pef_bfd_final_link _bfd_generic_final_link
63 #define bfd_pef_bfd_link_split_section _bfd_generic_link_split_section
64 #define bfd_pef_get_section_contents_in_window _bfd_generic_get_section_contents_in_window
66 static void bfd_pef_print_symbol PARAMS ((bfd *, PTR, asymbol *, bfd_print_symbol_type));
67 static void bfd_pef_convert_architecture PARAMS ((unsigned long, enum bfd_architecture *, unsigned long *));
68 static bfd_boolean bfd_pef_mkobject PARAMS ((bfd *));
69 static int bfd_pef_parse_traceback_table PARAMS ((bfd *, asection *, unsigned char *, size_t, size_t, asymbol *, FILE *));
70 static const char *bfd_pef_section_name PARAMS ((bfd_pef_section *));
71 static unsigned long bfd_pef_section_flags PARAMS ((bfd_pef_section *));
72 static asection *bfd_pef_make_bfd_section PARAMS ((bfd *, bfd_pef_section *));
73 static int bfd_pef_read_header PARAMS ((bfd *, bfd_pef_header *));
74 static const bfd_target *bfd_pef_object_p PARAMS ((bfd *));
75 static int bfd_pef_parse_traceback_tables PARAMS ((bfd *, asection *, unsigned char *, size_t, long *, asymbol **));
76 static int bfd_pef_parse_function_stub PARAMS ((bfd *, unsigned char *, size_t, unsigned long *));
77 static int bfd_pef_parse_function_stubs PARAMS ((bfd *, asection *, unsigned char *, size_t, unsigned char *, size_t, unsigned long *, asymbol **));
78 static long bfd_pef_parse_symbols PARAMS ((bfd *, asymbol **));
79 static long bfd_pef_count_symbols PARAMS ((bfd *));
80 static long bfd_pef_get_symtab_upper_bound PARAMS ((bfd *));
81 static long bfd_pef_canonicalize_symtab PARAMS ((bfd *, asymbol **));
82 static asymbol *bfd_pef_make_empty_symbol PARAMS ((bfd *));
83 static void bfd_pef_get_symbol_info PARAMS ((bfd *, asymbol *, symbol_info *));
84 static int bfd_pef_sizeof_headers PARAMS ((bfd *, bfd_boolean));
85 static int bfd_pef_xlib_read_header PARAMS ((bfd *, bfd_pef_xlib_header *));
86 static int bfd_pef_xlib_scan PARAMS ((bfd *, bfd_pef_xlib_header *));
87 static const bfd_target *bfd_pef_xlib_object_p PARAMS ((bfd *));
90 bfd_pef_print_symbol (abfd, afile, symbol, how)
94 bfd_print_symbol_type how;
96 FILE *file = (FILE *) afile;
100 case bfd_print_symbol_name:
101 fprintf (file, "%s", symbol->name);
104 bfd_print_symbol_vandf (abfd, (PTR) file, symbol);
105 fprintf (file, " %-5s %s", symbol->section->name, symbol->name);
106 if (strncmp (symbol->name, "__traceback_", strlen ("__traceback_")) == 0)
108 char *buf = alloca (symbol->udata.i);
109 size_t offset = symbol->value + 4;
110 size_t len = symbol->udata.i;
113 bfd_get_section_contents (abfd, symbol->section, buf, offset, len);
114 ret = bfd_pef_parse_traceback_table (abfd, symbol->section, buf,
117 fprintf (file, " [ERROR]");
123 bfd_pef_convert_architecture (architecture, type, subtype)
124 unsigned long architecture;
125 enum bfd_architecture *type;
126 unsigned long *subtype;
128 const unsigned long ARCH_POWERPC = 0x70777063; /* 'pwpc' */
129 const unsigned long ARCH_M68K = 0x6d36386b; /* 'm68k' */
131 *subtype = bfd_arch_unknown;
132 *type = bfd_arch_unknown;
134 if (architecture == ARCH_POWERPC)
135 *type = bfd_arch_powerpc;
136 else if (architecture == ARCH_M68K)
137 *type = bfd_arch_m68k;
141 bfd_pef_mkobject (abfd)
142 bfd *abfd ATTRIBUTE_UNUSED;
148 bfd_pef_parse_traceback_table (abfd, section, buf, len, pos, sym, file)
157 struct traceback_table table;
168 sym->section = section;
172 /* memcpy is fine since all fields are unsigned char. */
176 memcpy (&table, buf + pos, 8);
178 /* Calling code relies on returned symbols having a name and
181 if ((table.lang != TB_C) && (table.lang != TB_CPLUSPLUS))
184 if (! (table.flags2 & TB_NAME_PRESENT))
187 if (! table.flags1 & TB_HAS_TBOFF)
192 if ((table.flags5 & TB_FLOATPARAMS) || (table.fixedparams))
195 if (table.flags1 & TB_HAS_TBOFF)
197 struct traceback_table_tboff off;
199 if ((pos + offset + 4) > len)
201 off.tb_offset = bfd_getb32 (buf + pos + offset);
204 /* Need to subtract 4 because the offset includes the 0x0L
205 preceding the table. */
208 fprintf (file, " [offset = 0x%lx]", off.tb_offset);
210 if ((file == NULL) && ((off.tb_offset + 4) > (pos + offset)))
213 sym->value = pos - off.tb_offset - 4;
216 if (table.flags2 & TB_INT_HNDL)
219 if (table.flags1 & TB_HAS_CTL)
221 struct traceback_table_anchors anchors;
223 if ((pos + offset + 4) > len)
225 anchors.ctl_info = bfd_getb32 (buf + pos + offset);
228 if (anchors.ctl_info > 1024)
231 offset += anchors.ctl_info * 4;
234 if (table.flags2 & TB_NAME_PRESENT)
236 struct traceback_table_routine name;
239 if ((pos + offset + 2) > len)
241 name.name_len = bfd_getb16 (buf + pos + offset);
244 if (name.name_len > 4096)
247 if ((pos + offset + name.name_len) > len)
250 namebuf = (char *) bfd_alloc (abfd, name.name_len + 1);
254 memcpy (namebuf, buf + pos + offset, name.name_len);
255 namebuf[name.name_len] = '\0';
257 /* Strip leading period inserted by compiler. */
258 if (namebuf[0] == '.')
259 memmove (namebuf, namebuf + 1, name.name_len + 1);
263 for (s = sym->name; (*s != '\0'); s++)
267 offset += name.name_len;
270 if (table.flags2 & TB_USES_ALLOCA)
273 if (table.flags4 & TB_HAS_VEC_INFO)
277 fprintf (file, " [length = 0x%lx]", (long) offset);
282 static const char *bfd_pef_section_name (section)
283 bfd_pef_section *section;
285 switch (section->section_kind)
287 case BFD_PEF_SECTION_CODE: return "code";
288 case BFD_PEF_SECTION_UNPACKED_DATA: return "unpacked-data";
289 case BFD_PEF_SECTION_PACKED_DATA: return "packed-data";
290 case BFD_PEF_SECTION_CONSTANT: return "constant";
291 case BFD_PEF_SECTION_LOADER: return "loader";
292 case BFD_PEF_SECTION_DEBUG: return "debug";
293 case BFD_PEF_SECTION_EXEC_DATA: return "exec-data";
294 case BFD_PEF_SECTION_EXCEPTION: return "exception";
295 case BFD_PEF_SECTION_TRACEBACK: return "traceback";
296 default: return "unknown";
300 static unsigned long bfd_pef_section_flags (section)
301 bfd_pef_section *section;
303 switch (section->section_kind)
305 case BFD_PEF_SECTION_CODE:
306 return SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC | SEC_CODE;
307 case BFD_PEF_SECTION_UNPACKED_DATA:
308 case BFD_PEF_SECTION_PACKED_DATA:
309 case BFD_PEF_SECTION_CONSTANT:
310 case BFD_PEF_SECTION_LOADER:
311 case BFD_PEF_SECTION_DEBUG:
312 case BFD_PEF_SECTION_EXEC_DATA:
313 case BFD_PEF_SECTION_EXCEPTION:
314 case BFD_PEF_SECTION_TRACEBACK:
316 return SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC;
321 bfd_pef_make_bfd_section (abfd, section)
323 bfd_pef_section *section;
326 const char *name = bfd_pef_section_name (section);
328 bfdsec = bfd_make_section_anyway (abfd, name);
332 bfdsec->vma = section->default_address + section->container_offset;
333 bfdsec->lma = section->default_address + section->container_offset;
334 bfdsec->size = section->container_length;
335 bfdsec->filepos = section->container_offset;
336 bfdsec->alignment_power = section->alignment;
338 bfdsec->flags = bfd_pef_section_flags (section);
343 int bfd_pef_parse_loader_header (abfd, buf, len, header)
344 bfd *abfd ATTRIBUTE_UNUSED;
347 bfd_pef_loader_header *header;
349 BFD_ASSERT (len == 56);
351 header->main_section = bfd_getb32 (buf);
352 header->main_offset = bfd_getb32 (buf + 4);
353 header->init_section = bfd_getb32 (buf + 8);
354 header->init_offset = bfd_getb32 (buf + 12);
355 header->term_section = bfd_getb32 (buf + 16);
356 header->term_offset = bfd_getb32 (buf + 20);
357 header->imported_library_count = bfd_getb32 (buf + 24);
358 header->total_imported_symbol_count = bfd_getb32 (buf + 28);
359 header->reloc_section_count = bfd_getb32 (buf + 32);
360 header->reloc_instr_offset = bfd_getb32 (buf + 36);
361 header->loader_strings_offset = bfd_getb32 (buf + 40);
362 header->export_hash_offset = bfd_getb32 (buf + 44);
363 header->export_hash_table_power = bfd_getb32 (buf + 48);
364 header->exported_symbol_count = bfd_getb32 (buf + 52);
369 int bfd_pef_parse_imported_library (abfd, buf, len, header)
370 bfd *abfd ATTRIBUTE_UNUSED;
373 bfd_pef_imported_library *header;
375 BFD_ASSERT (len == 24);
377 header->name_offset = bfd_getb32 (buf);
378 header->old_implementation_version = bfd_getb32 (buf + 4);
379 header->current_version = bfd_getb32 (buf + 8);
380 header->imported_symbol_count = bfd_getb32 (buf + 12);
381 header->first_imported_symbol = bfd_getb32 (buf + 16);
382 header->options = buf[20];
383 header->reserved_a = buf[21];
384 header->reserved_b = bfd_getb16 (buf + 22);
389 int bfd_pef_parse_imported_symbol (abfd, buf, len, symbol)
390 bfd *abfd ATTRIBUTE_UNUSED;
393 bfd_pef_imported_symbol *symbol;
397 BFD_ASSERT (len == 4);
399 value = bfd_getb32 (buf);
400 symbol->class = value >> 24;
401 symbol->name = value & 0x00ffffff;
406 int bfd_pef_scan_section (abfd, section)
408 bfd_pef_section *section;
410 unsigned char buf[28];
412 bfd_seek (abfd, section->header_offset, SEEK_SET);
413 if (bfd_bread ((PTR) buf, 28, abfd) != 28)
416 section->name_offset = bfd_h_get_32 (abfd, buf);
417 section->default_address = bfd_h_get_32 (abfd, buf + 4);
418 section->total_length = bfd_h_get_32 (abfd, buf + 8);
419 section->unpacked_length = bfd_h_get_32 (abfd, buf + 12);
420 section->container_length = bfd_h_get_32 (abfd, buf + 16);
421 section->container_offset = bfd_h_get_32 (abfd, buf + 20);
422 section->section_kind = buf[24];
423 section->share_kind = buf[25];
424 section->alignment = buf[26];
425 section->reserved = buf[27];
427 section->bfd_section = bfd_pef_make_bfd_section (abfd, section);
428 if (section->bfd_section == NULL)
435 bfd_pef_print_loader_header (abfd, header, file)
436 bfd *abfd ATTRIBUTE_UNUSED;
437 bfd_pef_loader_header *header;
440 fprintf (file, "main_section: %ld\n", header->main_section);
441 fprintf (file, "main_offset: %lu\n", header->main_offset);
442 fprintf (file, "init_section: %ld\n", header->init_section);
443 fprintf (file, "init_offset: %lu\n", header->init_offset);
444 fprintf (file, "term_section: %ld\n", header->term_section);
445 fprintf (file, "term_offset: %lu\n", header->term_offset);
446 fprintf (file, "imported_library_count: %lu\n",
447 header->imported_library_count);
448 fprintf (file, "total_imported_symbol_count: %lu\n",
449 header->total_imported_symbol_count);
450 fprintf (file, "reloc_section_count: %lu\n", header->reloc_section_count);
451 fprintf (file, "reloc_instr_offset: %lu\n", header->reloc_instr_offset);
452 fprintf (file, "loader_strings_offset: %lu\n",
453 header->loader_strings_offset);
454 fprintf (file, "export_hash_offset: %lu\n", header->export_hash_offset);
455 fprintf (file, "export_hash_table_power: %lu\n",
456 header->export_hash_table_power);
457 fprintf (file, "exported_symbol_count: %lu\n",
458 header->exported_symbol_count);
462 bfd_pef_print_loader_section (abfd, file)
466 bfd_pef_loader_header header;
467 asection *loadersec = NULL;
468 unsigned char *loaderbuf = NULL;
469 size_t loaderlen = 0;
472 loadersec = bfd_get_section_by_name (abfd, "loader");
473 if (loadersec == NULL)
476 loaderlen = loadersec->size;
477 loaderbuf = (unsigned char *) bfd_malloc (loaderlen);
478 if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0)
483 if (bfd_bread ((PTR) loaderbuf, loaderlen, abfd) != loaderlen)
494 ret = bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header);
501 bfd_pef_print_loader_header (abfd, &header, file);
506 bfd_pef_scan_start_address (abfd)
509 bfd_pef_loader_header header;
512 asection *loadersec = NULL;
513 unsigned char *loaderbuf = NULL;
514 size_t loaderlen = 0;
517 loadersec = bfd_get_section_by_name (abfd, "loader");
518 if (loadersec == NULL)
521 loaderlen = loadersec->size;
522 loaderbuf = (unsigned char *) bfd_malloc (loaderlen);
523 if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0)
525 if (bfd_bread ((PTR) loaderbuf, loaderlen, abfd) != loaderlen)
530 ret = bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header);
534 if (header.main_section < 0)
537 for (section = abfd->sections; section != NULL; section = section->next)
538 if ((section->index + 1) == header.main_section)
544 abfd->start_address = section->vma + header.main_offset;
547 if (loaderbuf != NULL)
552 if (loaderbuf != NULL)
558 bfd_pef_scan (abfd, header, mdata)
560 bfd_pef_header *header;
561 bfd_pef_data_struct *mdata;
564 enum bfd_architecture cputype;
565 unsigned long cpusubtype;
567 mdata->header = *header;
569 bfd_pef_convert_architecture (header->architecture, &cputype, &cpusubtype);
570 if (cputype == bfd_arch_unknown)
572 fprintf (stderr, "bfd_pef_scan: unknown architecture 0x%lx\n",
573 header->architecture);
576 bfd_set_arch_mach (abfd, cputype, cpusubtype);
578 mdata->header = *header;
580 abfd->flags = (abfd->xvec->object_flags
581 | (abfd->flags & (BFD_IN_MEMORY | BFD_IO_FUNCS)));
583 if (header->section_count != 0)
587 bfd_alloc (abfd, header->section_count * sizeof (bfd_pef_section)));
589 if (mdata->sections == NULL)
592 for (i = 0; i < header->section_count; i++)
594 bfd_pef_section *cur = &mdata->sections[i];
595 cur->header_offset = 40 + (i * 28);
596 if (bfd_pef_scan_section (abfd, cur) < 0)
601 if (bfd_pef_scan_start_address (abfd) < 0)
604 fprintf (stderr, "bfd_pef_scan: unable to scan start address: %s\n",
605 bfd_errmsg (bfd_get_error ()));
610 abfd->tdata.pef_data = mdata;
616 bfd_pef_read_header (abfd, header)
618 bfd_pef_header *header;
620 unsigned char buf[40];
622 bfd_seek (abfd, 0, SEEK_SET);
624 if (bfd_bread ((PTR) buf, 40, abfd) != 40)
627 header->tag1 = bfd_getb32 (buf);
628 header->tag2 = bfd_getb32 (buf + 4);
629 header->architecture = bfd_getb32 (buf + 8);
630 header->format_version = bfd_getb32 (buf + 12);
631 header->timestamp = bfd_getb32 (buf + 16);
632 header->old_definition_version = bfd_getb32 (buf + 20);
633 header->old_implementation_version = bfd_getb32 (buf + 24);
634 header->current_version = bfd_getb32 (buf + 28);
635 header->section_count = bfd_getb32 (buf + 32) + 1;
636 header->instantiated_section_count = bfd_getb32 (buf + 34);
637 header->reserved = bfd_getb32 (buf + 36);
642 static const bfd_target *
643 bfd_pef_object_p (abfd)
646 struct bfd_preserve preserve;
647 bfd_pef_header header;
649 preserve.marker = NULL;
650 if (bfd_pef_read_header (abfd, &header) != 0)
653 if (header.tag1 != BFD_PEF_TAG1 || header.tag2 != BFD_PEF_TAG2)
656 preserve.marker = bfd_zalloc (abfd, sizeof (bfd_pef_data_struct));
657 if (preserve.marker == NULL
658 || !bfd_preserve_save (abfd, &preserve))
661 if (bfd_pef_scan (abfd, &header,
662 (bfd_pef_data_struct *) preserve.marker) != 0)
665 bfd_preserve_finish (abfd, &preserve);
669 bfd_set_error (bfd_error_wrong_format);
672 if (preserve.marker != NULL)
673 bfd_preserve_restore (abfd, &preserve);
677 static int bfd_pef_parse_traceback_tables (abfd, sec, buf, len, nsym, csym)
690 const char *const tbprefix = "__traceback_";
694 unsigned long count = 0;
699 /* We're reading symbols two at a time. */
700 if (csym && ((csym[count] == NULL) || (csym[count + 1] == NULL)))
706 while ((pos + 4) <= len)
708 if (bfd_getb32 (buf + pos) == 0)
716 ret = bfd_pef_parse_traceback_table (abfd, sec, buf, len, pos + 4,
720 /* Skip over 0x0L to advance to next possible traceback table. */
725 BFD_ASSERT (function.name != NULL);
727 /* Don't bother to compute the name if we are just
732 tbnamelen = strlen (tbprefix) + strlen (function.name);
733 name = bfd_alloc (abfd, tbnamelen + 1);
736 bfd_release (abfd, (PTR) function.name);
737 function.name = NULL;
740 snprintf (name, tbnamelen + 1, "%s%s", tbprefix, function.name);
741 traceback.name = name;
742 traceback.value = pos;
743 traceback.the_bfd = abfd;
744 traceback.section = sec;
746 traceback.udata.i = ret;
748 *(csym[count]) = function;
749 *(csym[count + 1]) = traceback;
760 static int bfd_pef_parse_function_stub (abfd, buf, len, offset)
761 bfd *abfd ATTRIBUTE_UNUSED;
764 unsigned long *offset;
766 BFD_ASSERT (len == 24);
768 if ((bfd_getb32 (buf) & 0xffff0000) != 0x81820000)
770 if (bfd_getb32 (buf + 4) != 0x90410014)
772 if (bfd_getb32 (buf + 8) != 0x800c0000)
774 if (bfd_getb32 (buf + 12) != 0x804c0004)
776 if (bfd_getb32 (buf + 16) != 0x7c0903a6)
778 if (bfd_getb32 (buf + 20) != 0x4e800420)
782 *offset = (bfd_getb32 (buf) & 0x0000ffff) / 4;
787 static int bfd_pef_parse_function_stubs (abfd, codesec, codebuf, codelen,
788 loaderbuf, loaderlen, nsym, csym)
791 unsigned char *codebuf;
793 unsigned char *loaderbuf;
798 const char *const sprefix = "__stub_";
801 unsigned long count = 0;
803 bfd_pef_loader_header header;
804 bfd_pef_imported_library *libraries = NULL;
805 bfd_pef_imported_symbol *imports = NULL;
813 ret = bfd_pef_parse_loader_header (abfd, loaderbuf, 56, &header);
817 libraries = (bfd_pef_imported_library *) bfd_malloc
818 (header.imported_library_count * sizeof (bfd_pef_imported_library));
819 imports = (bfd_pef_imported_symbol *) bfd_malloc
820 (header.total_imported_symbol_count * sizeof (bfd_pef_imported_symbol));
822 if (loaderlen < (56 + (header.imported_library_count * 24)))
824 for (i = 0; i < header.imported_library_count; i++)
826 ret = bfd_pef_parse_imported_library
827 (abfd, loaderbuf + 56 + (i * 24), 24, &libraries[i]);
832 if (loaderlen < (56 + (header.imported_library_count * 24)
833 + (header.total_imported_symbol_count * 4)))
835 for (i = 0; i < header.total_imported_symbol_count; i++)
837 ret = (bfd_pef_parse_imported_symbol
839 loaderbuf + 56 + (header.imported_library_count * 24) + (i * 4),
855 if (csym && (csym[count] == NULL))
859 codepos -= (codepos % 4);
861 while ((codepos + 4) <= codelen)
863 if ((bfd_getb32 (codebuf + codepos) & 0xffff0000) == 0x81820000)
868 if ((codepos + 4) > codelen)
871 ret = bfd_pef_parse_function_stub (abfd, codebuf + codepos, 24, &index);
878 if (index >= header.total_imported_symbol_count)
888 if (loaderlen < (header.loader_strings_offset + imports[index].name))
891 max = loaderlen - (header.loader_strings_offset + imports[index].name);
892 symname = loaderbuf + header.loader_strings_offset + imports[index].name;
894 for (s = symname; s < (symname + max); s++)
905 name = bfd_alloc (abfd, strlen (sprefix) + namelen + 1);
909 snprintf (name, strlen (sprefix) + namelen + 1, "%s%s",
916 sym.section = codesec;
923 *(csym[count]) = sym;
931 if (libraries != NULL)
939 if (libraries != NULL)
947 static long bfd_pef_parse_symbols (abfd, csym)
951 unsigned long count = 0;
953 asection *codesec = NULL;
954 unsigned char *codebuf = NULL;
957 asection *loadersec = NULL;
958 unsigned char *loaderbuf = NULL;
959 size_t loaderlen = 0;
961 codesec = bfd_get_section_by_name (abfd, "code");
964 codelen = codesec->size;
965 codebuf = (unsigned char *) bfd_malloc (codelen);
966 if (bfd_seek (abfd, codesec->filepos, SEEK_SET) < 0)
968 if (bfd_bread ((PTR) codebuf, codelen, abfd) != codelen)
972 loadersec = bfd_get_section_by_name (abfd, "loader");
973 if (loadersec != NULL)
975 loaderlen = loadersec->size;
976 loaderbuf = (unsigned char *) bfd_malloc (loaderlen);
977 if (bfd_seek (abfd, loadersec->filepos, SEEK_SET) < 0)
979 if (bfd_bread ((PTR) loaderbuf, loaderlen, abfd) != loaderlen)
986 unsigned long ncount = 0;
987 bfd_pef_parse_traceback_tables (abfd, codesec, codebuf, codelen,
992 if ((codesec != NULL) && (loadersec != NULL))
994 unsigned long ncount = 0;
995 bfd_pef_parse_function_stubs
996 (abfd, codesec, codebuf, codelen, loaderbuf, loaderlen, &ncount,
997 (csym != NULL) ? (csym + count) : NULL);
1005 if (codebuf != NULL)
1008 if (loaderbuf != NULL)
1015 bfd_pef_count_symbols (abfd)
1018 return bfd_pef_parse_symbols (abfd, NULL);
1022 bfd_pef_get_symtab_upper_bound (abfd)
1025 long nsyms = bfd_pef_count_symbols (abfd);
1028 return ((nsyms + 1) * sizeof (asymbol *));
1032 bfd_pef_canonicalize_symtab (abfd, alocation)
1034 asymbol **alocation;
1040 long nsyms = bfd_pef_count_symbols (abfd);
1044 syms = bfd_alloc (abfd, nsyms * sizeof (asymbol));
1048 for (i = 0; i < nsyms; i++)
1049 alocation[i] = &syms[i];
1051 alocation[nsyms] = NULL;
1053 ret = bfd_pef_parse_symbols (abfd, alocation);
1061 bfd_pef_make_empty_symbol (abfd)
1064 return (asymbol *) bfd_alloc (abfd, sizeof (asymbol));
1068 bfd_pef_get_symbol_info (abfd, symbol, ret)
1069 bfd *abfd ATTRIBUTE_UNUSED;
1073 bfd_symbol_info (symbol, ret);
1077 bfd_pef_sizeof_headers (abfd, exec)
1078 bfd *abfd ATTRIBUTE_UNUSED;
1079 bfd_boolean exec ATTRIBUTE_UNUSED;
1084 const bfd_target pef_vec =
1087 bfd_target_pef_flavour, /* flavour */
1088 BFD_ENDIAN_BIG, /* byteorder */
1089 BFD_ENDIAN_BIG, /* header_byteorder */
1090 (HAS_RELOC | EXEC_P | /* object flags */
1091 HAS_LINENO | HAS_DEBUG |
1092 HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED),
1093 (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE | SEC_DATA
1094 | SEC_ROM | SEC_HAS_CONTENTS), /* section_flags */
1095 0, /* symbol_leading_char */
1096 ' ', /* ar_pad_char */
1097 16, /* ar_max_namelen */
1098 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
1099 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
1100 bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* data */
1101 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
1102 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
1103 bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */
1104 { /* bfd_check_format */
1106 bfd_pef_object_p, /* bfd_check_format */
1110 { /* bfd_set_format */
1116 { /* bfd_write_contents */
1123 BFD_JUMP_TABLE_GENERIC (bfd_pef),
1124 BFD_JUMP_TABLE_COPY (_bfd_generic),
1125 BFD_JUMP_TABLE_CORE (_bfd_nocore),
1126 BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
1127 BFD_JUMP_TABLE_SYMBOLS (bfd_pef),
1128 BFD_JUMP_TABLE_RELOCS (bfd_pef),
1129 BFD_JUMP_TABLE_WRITE (bfd_pef),
1130 BFD_JUMP_TABLE_LINK (bfd_pef),
1131 BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
1138 #define bfd_pef_xlib_close_and_cleanup _bfd_generic_close_and_cleanup
1139 #define bfd_pef_xlib_bfd_free_cached_info _bfd_generic_bfd_free_cached_info
1140 #define bfd_pef_xlib_new_section_hook _bfd_generic_new_section_hook
1141 #define bfd_pef_xlib_get_section_contents _bfd_generic_get_section_contents
1142 #define bfd_pef_xlib_set_section_contents _bfd_generic_set_section_contents
1143 #define bfd_pef_xlib_get_section_contents_in_window _bfd_generic_get_section_contents_in_window
1144 #define bfd_pef_xlib_set_section_contents_in_window _bfd_generic_set_section_contents_in_window
1147 bfd_pef_xlib_read_header (abfd, header)
1149 bfd_pef_xlib_header *header;
1151 unsigned char buf[76];
1153 bfd_seek (abfd, 0, SEEK_SET);
1155 if (bfd_bread ((PTR) buf, 76, abfd) != 76)
1158 header->tag1 = bfd_getb32 (buf);
1159 header->tag2 = bfd_getb32 (buf + 4);
1160 header->current_format = bfd_getb32 (buf + 8);
1161 header->container_strings_offset = bfd_getb32 (buf + 12);
1162 header->export_hash_offset = bfd_getb32 (buf + 16);
1163 header->export_key_offset = bfd_getb32 (buf + 20);
1164 header->export_symbol_offset = bfd_getb32 (buf + 24);
1165 header->export_names_offset = bfd_getb32 (buf + 28);
1166 header->export_hash_table_power = bfd_getb32 (buf + 32);
1167 header->exported_symbol_count = bfd_getb32 (buf + 36);
1168 header->frag_name_offset = bfd_getb32 (buf + 40);
1169 header->frag_name_length = bfd_getb32 (buf + 44);
1170 header->dylib_path_offset = bfd_getb32 (buf + 48);
1171 header->dylib_path_length = bfd_getb32 (buf + 52);
1172 header->cpu_family = bfd_getb32 (buf + 56);
1173 header->cpu_model = bfd_getb32 (buf + 60);
1174 header->date_time_stamp = bfd_getb32 (buf + 64);
1175 header->current_version = bfd_getb32 (buf + 68);
1176 header->old_definition_version = bfd_getb32 (buf + 72);
1177 header->old_implementation_version = bfd_getb32 (buf + 76);
1183 bfd_pef_xlib_scan (abfd, header)
1185 bfd_pef_xlib_header *header;
1187 bfd_pef_xlib_data_struct *mdata = NULL;
1189 mdata = ((bfd_pef_xlib_data_struct *)
1190 bfd_alloc (abfd, sizeof (bfd_pef_xlib_data_struct)));
1194 mdata->header = *header;
1196 abfd->flags = (abfd->xvec->object_flags
1197 | (abfd->flags & (BFD_IN_MEMORY | BFD_IO_FUNCS)));
1199 abfd->tdata.pef_xlib_data = mdata;
1204 static const bfd_target *
1205 bfd_pef_xlib_object_p (abfd)
1208 struct bfd_preserve preserve;
1209 bfd_pef_xlib_header header;
1211 if (bfd_pef_xlib_read_header (abfd, &header) != 0)
1213 bfd_set_error (bfd_error_wrong_format);
1217 if ((header.tag1 != BFD_PEF_XLIB_TAG1)
1218 || ((header.tag2 != BFD_PEF_VLIB_TAG2)
1219 && (header.tag2 != BFD_PEF_BLIB_TAG2)))
1221 bfd_set_error (bfd_error_wrong_format);
1225 if (! bfd_preserve_save (abfd, &preserve))
1227 bfd_set_error (bfd_error_wrong_format);
1231 if (bfd_pef_xlib_scan (abfd, &header) != 0)
1233 bfd_preserve_restore (abfd, &preserve);
1234 bfd_set_error (bfd_error_wrong_format);
1238 bfd_preserve_finish (abfd, &preserve);
1242 const bfd_target pef_xlib_vec =
1244 "pef-xlib", /* name */
1245 bfd_target_pef_xlib_flavour, /* flavour */
1246 BFD_ENDIAN_BIG, /* byteorder */
1247 BFD_ENDIAN_BIG, /* header_byteorder */
1248 (HAS_RELOC | EXEC_P | /* object flags */
1249 HAS_LINENO | HAS_DEBUG |
1250 HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED),
1251 (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE | SEC_DATA
1252 | SEC_ROM | SEC_HAS_CONTENTS), /* section_flags */
1253 0, /* symbol_leading_char */
1254 ' ', /* ar_pad_char */
1255 16, /* ar_max_namelen */
1256 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
1257 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
1258 bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* data */
1259 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
1260 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
1261 bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */
1262 { /* bfd_check_format */
1264 bfd_pef_xlib_object_p, /* bfd_check_format */
1268 { /* bfd_set_format */
1274 { /* bfd_write_contents */
1281 BFD_JUMP_TABLE_GENERIC (bfd_pef_xlib),
1282 BFD_JUMP_TABLE_COPY (_bfd_generic),
1283 BFD_JUMP_TABLE_CORE (_bfd_nocore),
1284 BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
1285 BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols),
1286 BFD_JUMP_TABLE_RELOCS (_bfd_norelocs),
1287 BFD_JUMP_TABLE_WRITE (_bfd_nowrite),
1288 BFD_JUMP_TABLE_LINK (_bfd_nolink),
1289 BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),