2010-05-05 Rodrigo Kumpera <rkumpera@novell.com>
[mono.git] / mono / metadata / pedump.c
bloba0f8432755fd140980ea8a7a69a7f4db13abbd56
1 /*
2 * pedump.c: Dumps the contents of an extended PE/COFF file
4 * Author:
5 * Miguel de Icaza (miguel@ximian.com)
7 * Copyright 2001-2003 Ximian, Inc (http://www.ximian.com)
8 * Copyright 2004-2009 Novell, Inc (http://www.novell.com)
9 */
10 #include <config.h>
11 #include <stdio.h>
12 #include <stdlib.h>
13 #include <string.h>
14 #include "image.h"
15 #include <glib.h>
16 #include "cil-coff.h"
17 #include "mono-endian.h"
18 #include "verify.h"
19 #include <mono/metadata/class.h>
20 #include <mono/metadata/debug-helpers.h>
21 #include <mono/metadata/tokentype.h>
22 #include <mono/metadata/appdomain.h>
23 #include <mono/metadata/assembly.h>
24 #include <mono/metadata/metadata-internals.h>
25 #include <mono/metadata/class-internals.h>
26 #include <mono/metadata/verify-internals.h>
27 #include <mono/metadata/marshal.h>
28 #include "mono/utils/mono-digest.h"
29 #include <mono/utils/mono-mmap.h>
30 #include <sys/types.h>
31 #include <sys/stat.h>
32 #ifdef HAVE_UNISTD_H
33 #include <unistd.h>
34 #endif
36 gboolean dump_data = TRUE;
37 gboolean verify_pe = FALSE;
38 gboolean verify_metadata = FALSE;
39 gboolean verify_code = FALSE;
40 gboolean verify_partial_md = FALSE;
42 /* unused
43 static void
44 hex_dump (const char *buffer, int base, int count)
46 int i;
48 for (i = 0; i < count; i++){
49 if ((i % 16) == 0)
50 printf ("\n0x%08x: ", (unsigned char) base + i);
52 printf ("%02x ", (unsigned char) (buffer [i]));
57 static void
58 hex8 (const char *label, unsigned char x)
60 printf ("\t%s: 0x%02x\n", label, (unsigned char) x);
63 static void
64 hex16 (const char *label, guint16 x)
66 printf ("\t%s: 0x%04x\n", label, x);
69 static void
70 hex32 (const char *label, guint32 x)
72 printf ("\t%s: 0x%08x\n", label, x);
75 static void
76 dump_coff_header (MonoCOFFHeader *coff)
78 printf ("\nCOFF Header:\n");
79 hex16 (" Machine", coff->coff_machine);
80 hex16 (" Sections", coff->coff_sections);
81 hex32 (" Time stamp", coff->coff_time);
82 hex32 ("Pointer to Symbol Table", coff->coff_symptr);
83 hex32 (" Symbol Count", coff->coff_symcount);
84 hex16 (" Optional Header Size", coff->coff_opt_header_size);
85 hex16 (" Characteristics", coff->coff_attributes);
89 static void
90 dump_pe_header (MonoPEHeader *pe)
92 printf ("\nPE Header:\n");
93 hex16 (" Magic (0x010b)", pe->pe_magic);
94 hex8 (" LMajor (6)", pe->pe_major);
95 hex8 (" LMinor (0)", pe->pe_minor);
96 hex32 (" Code Size", pe->pe_code_size);
97 hex32 (" Initialized Data Size", pe->pe_data_size);
98 hex32 ("Uninitialized Data Size", pe->pe_uninit_data_size);
99 hex32 (" Entry Point RVA", pe->pe_rva_entry_point);
100 hex32 (" Code Base RVA", pe->pe_rva_code_base);
101 hex32 (" Data Base RVA", pe->pe_rva_data_base);
102 printf ("\n");
105 static void
106 dump_nt_header (MonoPEHeaderNT *nt)
108 printf ("\nNT Header:\n");
110 hex32 (" Image Base (0x400000)", nt->pe_image_base);
111 hex32 ("Section Alignment (8192)", nt->pe_section_align);
112 hex32 (" File Align (512/4096)", nt->pe_file_alignment);
113 hex16 (" OS Major (4)", nt->pe_os_major);
114 hex16 (" OS Minor (0)", nt->pe_os_minor);
115 hex16 (" User Major (0)", nt->pe_user_major);
116 hex16 (" User Minor (0)", nt->pe_user_minor);
117 hex16 (" Subsys major (4)", nt->pe_subsys_major);
118 hex16 (" Subsys minor (0)", nt->pe_subsys_minor);
119 hex32 (" Reserverd", nt->pe_reserved_1);
120 hex32 (" Image Size", nt->pe_image_size);
121 hex32 (" Header Size", nt->pe_header_size);
122 hex32 (" Checksum (0)", nt->pe_checksum);
123 hex16 (" Subsystem", nt->pe_subsys_required);
124 hex16 (" DLL Flags (0)", nt->pe_dll_flags);
125 hex32 (" Stack Reserve Size (1M)", nt->pe_stack_reserve);
126 hex32 ("Stack commit Size (4096)", nt->pe_stack_commit);
127 hex32 (" Heap Reserve Size (1M)", nt->pe_heap_reserve);
128 hex32 (" Heap Commit Size (4096)", nt->pe_heap_commit);
129 hex32 (" Loader flags (0x1)", nt->pe_loader_flags);
130 hex32 (" Data Directories (16)", nt->pe_data_dir_count);
133 static void
134 dent (const char *label, MonoPEDirEntry de)
136 printf ("\t%s: 0x%08x [0x%08x]\n", label, de.rva, de.size);
139 static void
140 dump_blob (const char *desc, const char* p, guint32 size)
142 int i;
144 printf ("%s", desc);
145 if (!p) {
146 printf (" none\n");
147 return;
150 for (i = 0; i < size; ++i) {
151 if (!(i % 16))
152 printf ("\n\t");
153 printf (" %02X", p [i] & 0xFF);
155 printf ("\n");
158 static void
159 dump_public_key (MonoImage *m)
161 guint32 size;
162 const char *p;
164 p = mono_image_get_public_key (m, &size);
165 dump_blob ("\nPublic key:", p, size);
168 static void
169 dump_strong_name (MonoImage *m)
171 guint32 size;
172 const char *p;
174 p = mono_image_get_strong_name (m, &size);
175 dump_blob ("\nStrong name:", p, size);
178 static void
179 dump_datadir (MonoPEDatadir *dd)
181 printf ("\nData directories:\n");
182 dent (" Export Table", dd->pe_export_table);
183 dent (" Import Table", dd->pe_import_table);
184 dent (" Resource Table", dd->pe_resource_table);
185 dent (" Exception Table", dd->pe_exception_table);
186 dent ("Certificate Table", dd->pe_certificate_table);
187 dent (" Reloc Table", dd->pe_reloc_table);
188 dent (" Debug", dd->pe_debug);
189 dent (" Copyright", dd->pe_copyright);
190 dent (" Global Ptr", dd->pe_global_ptr);
191 dent (" TLS Table", dd->pe_tls_table);
192 dent ("Load Config Table", dd->pe_load_config_table);
193 dent (" Bound Import", dd->pe_bound_import);
194 dent (" IAT", dd->pe_iat);
195 dent ("Delay Import Desc", dd->pe_delay_import_desc);
196 dent (" CLI Header", dd->pe_cli_header);
199 static void
200 dump_dotnet_header (MonoDotNetHeader *header)
202 dump_coff_header (&header->coff);
203 dump_pe_header (&header->pe);
204 dump_nt_header (&header->nt);
205 dump_datadir (&header->datadir);
208 static void
209 dump_section_table (MonoSectionTable *st)
211 guint32 flags = st->st_flags;
213 printf ("\n\tName: %s\n", st->st_name);
214 hex32 (" Virtual Size", st->st_virtual_size);
215 hex32 ("Virtual Address", st->st_virtual_address);
216 hex32 (" Raw Data Size", st->st_raw_data_size);
217 hex32 (" Raw Data Ptr", st->st_raw_data_ptr);
218 hex32 (" Reloc Ptr", st->st_reloc_ptr);
219 hex32 (" LineNo Ptr", st->st_lineno_ptr);
220 hex16 (" Reloc Count", st->st_reloc_count);
221 hex16 (" Line Count", st->st_line_count);
223 printf ("\tFlags: %s%s%s%s%s%s%s%s%s%s\n",
224 (flags & SECT_FLAGS_HAS_CODE) ? "code, " : "",
225 (flags & SECT_FLAGS_HAS_INITIALIZED_DATA) ? "data, " : "",
226 (flags & SECT_FLAGS_HAS_UNINITIALIZED_DATA) ? "bss, " : "",
227 (flags & SECT_FLAGS_MEM_DISCARDABLE) ? "discard, " : "",
228 (flags & SECT_FLAGS_MEM_NOT_CACHED) ? "nocache, " : "",
229 (flags & SECT_FLAGS_MEM_NOT_PAGED) ? "nopage, " : "",
230 (flags & SECT_FLAGS_MEM_SHARED) ? "shared, " : "",
231 (flags & SECT_FLAGS_MEM_EXECUTE) ? "exec, " : "",
232 (flags & SECT_FLAGS_MEM_READ) ? "read, " : "",
233 (flags & SECT_FLAGS_MEM_WRITE) ? "write" : "");
236 static void
237 dump_sections (MonoCLIImageInfo *iinfo)
239 const int top = iinfo->cli_header.coff.coff_sections;
240 int i;
242 for (i = 0; i < top; i++)
243 dump_section_table (&iinfo->cli_section_tables [i]);
246 static void
247 dump_cli_header (MonoCLIHeader *ch)
249 printf ("\n");
250 printf (" CLI header size: %d\n", ch->ch_size);
251 printf (" Runtime required: %d.%d\n", ch->ch_runtime_major, ch->ch_runtime_minor);
252 printf (" Flags: %s, %s, %s, %s\n",
253 (ch->ch_flags & CLI_FLAGS_ILONLY ? "ilonly" : "contains native"),
254 (ch->ch_flags & CLI_FLAGS_32BITREQUIRED ? "32bits" : "32/64"),
255 (ch->ch_flags & CLI_FLAGS_TRACKDEBUGDATA ? "trackdebug" : "no-trackdebug"),
256 (ch->ch_flags & CLI_FLAGS_STRONGNAMESIGNED ? "strongnamesigned" : "notsigned"));
257 dent (" Metadata", ch->ch_metadata);
258 hex32 ("Entry Point Token", ch->ch_entry_point);
259 dent (" Resources at", ch->ch_resources);
260 dent (" Strong Name at", ch->ch_strong_name);
261 dent (" Code Manager at", ch->ch_code_manager_table);
262 dent (" VTableFixups at", ch->ch_vtable_fixups);
263 dent (" EAT jumps at", ch->ch_export_address_table_jumps);
266 static void
267 dsh (const char *label, MonoImage *meta, MonoStreamHeader *sh)
269 printf ("%s: 0x%08x - 0x%08x [%d == 0x%08x]\n",
270 label,
271 (int)(sh->data - meta->raw_metadata), (int)(sh->data + sh->size - meta->raw_metadata),
272 sh->size, sh->size);
275 static void
276 dump_metadata_header (MonoImage *meta)
278 printf ("\nMetadata header:\n");
279 printf (" Version: %d.%d\n", meta->md_version_major, meta->md_version_minor);
280 printf (" Version string: %s\n", meta->version);
283 static void
284 dump_metadata_ptrs (MonoImage *meta)
286 printf ("\nMetadata pointers:\n");
287 dsh ("\tTables (#~)", meta, &meta->heap_tables);
288 dsh ("\t Strings", meta, &meta->heap_strings);
289 dsh ("\t Blob", meta, &meta->heap_blob);
290 dsh ("\tUser string", meta, &meta->heap_us);
291 dsh ("\t GUID", meta, &meta->heap_guid);
294 static void
295 dump_metadata (MonoImage *meta)
297 int table;
299 dump_metadata_header (meta);
301 dump_metadata_ptrs (meta);
303 printf ("Rows:\n");
304 for (table = 0; table < MONO_TABLE_NUM; table++){
305 if (meta->tables [table].rows == 0)
306 continue;
307 printf ("Table %s: %d records (%d bytes, at %x)\n",
308 mono_meta_table_name (table),
309 meta->tables [table].rows,
310 meta->tables [table].row_size,
311 (unsigned int)(meta->tables [table].base - meta->raw_data)
316 static void
317 dump_methoddef (MonoImage *metadata, guint32 token)
319 const char *loc;
321 if (!token)
322 return;
323 loc = mono_metadata_locate_token (metadata, token);
325 printf ("RVA for Entry Point: 0x%08x\n", read32 (loc));
328 static void
329 dump_dotnet_iinfo (MonoImage *image)
331 MonoCLIImageInfo *iinfo = image->image_info;
333 dump_dotnet_header (&iinfo->cli_header);
334 dump_sections (iinfo);
335 dump_cli_header (&iinfo->cli_cli_header);
336 dump_strong_name (image);
337 dump_public_key (image);
338 dump_metadata (image);
340 dump_methoddef (image, iinfo->cli_cli_header.ch_entry_point);
343 static int
344 dump_verify_info (MonoImage *image, int flags)
346 GSList *errors, *tmp;
347 int count = 0, verifiable = 0;
348 const char* desc [] = {
349 "Ok", "Error", "Warning", NULL, "CLS", NULL, NULL, NULL, "Not Verifiable"
352 if (verify_code) { /* verify code */
353 int i;
354 MonoTableInfo *m = &image->tables [MONO_TABLE_METHOD];
356 for (i = 0; i < m->rows; ++i) {
357 MonoMethod *method;
358 mono_loader_clear_error ();
360 method = mono_get_method (image, MONO_TOKEN_METHOD_DEF | (i+1), NULL);
361 if (!method) {
362 g_print ("Warning: Cannot lookup method with token 0x%08x\n", i + 1);
363 continue;
365 errors = mono_method_verify (method, flags);
366 if (errors) {
367 MonoClass *klass = mono_method_get_class (method);
368 char *name = mono_type_full_name (&klass->byval_arg);
369 if (mono_method_signature (method) == NULL) {
370 g_print ("In method: %s::%s(ERROR)\n", name, mono_method_get_name (method));
371 } else {
372 char *sig;
373 sig = mono_signature_get_desc (mono_method_signature (method), FALSE);
374 g_print ("In method: %s::%s(%s)\n", name, mono_method_get_name (method), sig);
375 g_free (sig);
377 g_free (name);
380 for (tmp = errors; tmp; tmp = tmp->next) {
381 MonoVerifyInfo *info = tmp->data;
382 g_print ("%s: %s\n", desc [info->status], info->message);
383 if (info->status == MONO_VERIFY_ERROR) {
384 count++;
385 verifiable = 3;
387 if(info->status == MONO_VERIFY_NOT_VERIFIABLE) {
388 if (verifiable < 2)
389 verifiable = 2;
392 mono_free_verify_list (errors);
396 if (count)
397 g_print ("Error count: %d\n", count);
398 return verifiable;
401 static void
402 usage (void)
404 printf ("Usage is: pedump [--verify error,warn,cls,all,code,fail-on-verifiable,non-strict,valid-only,metadata] file.exe\n");
405 exit (1);
408 static int
409 verify_image_file (const char *fname)
411 GSList *errors = NULL, *tmp;
412 MonoImage *image;
413 MonoTableInfo *table;
414 MonoAssembly *assembly;
415 MonoImageOpenStatus status;
416 int i, count = 0;
417 const char* desc [] = {
418 "Ok", "Error", "Warning", NULL, "CLS", NULL, NULL, NULL, "Not Verifiable"
421 image = mono_image_open_raw (fname, &status);
422 if (!image) {
423 printf ("Could not open %s\n", fname);
424 return 1;
427 if (!mono_verifier_verify_pe_data (image, &errors))
428 goto invalid_image;
430 if (!mono_image_load_pe_data (image)) {
431 printf ("Could not load pe data for assembly %s\n", fname);
432 return 1;
435 if (!mono_verifier_verify_cli_data (image, &errors))
436 goto invalid_image;
438 if (!mono_image_load_cli_data (image)) {
439 printf ("Could not load cli data for assembly %s\n", fname);
440 return 1;
443 if (!mono_verifier_verify_table_data (image, &errors))
444 goto invalid_image;
446 mono_image_load_names (image);
448 if (!verify_partial_md && !mono_verifier_verify_full_table_data (image, &errors))
449 goto invalid_image;
451 /*fake an assembly for class loading to work*/
452 assembly = g_new0 (MonoAssembly, 1);
453 assembly->in_gac = FALSE;
454 assembly->image = image;
455 image->assembly = assembly;
457 table = &image->tables [MONO_TABLE_TYPEDEF];
458 for (i = 1; i <= table->rows; ++i) {
459 guint32 token = i | MONO_TOKEN_TYPE_DEF;
460 MonoClass *class = mono_class_get (image, token);
461 if (!class) {
462 printf ("Could not load class with token %x\n", token);
463 continue;
465 mono_class_init (class);
466 if (class->exception_type != MONO_EXCEPTION_NONE || mono_loader_get_last_error ()) {
467 printf ("Error verifying class(0x%08x) %s.%s a type load error happened\n", token, class->name_space, class->name);
468 mono_loader_clear_error ();
469 ++count;
472 if (count)
473 return 5;
474 return 0;
476 invalid_image:
477 for (tmp = errors; tmp; tmp = tmp->next) {
478 MonoVerifyInfo *info = tmp->data;
479 g_print ("%s: %s\n", desc [info->status], info->message);
480 if (info->status == MONO_VERIFY_ERROR)
481 count++;
483 mono_free_verify_list (errors);
484 if (count)
485 g_print ("Error count: %d\n", count);
486 return 1;
489 static gboolean
490 try_load_from (MonoAssembly **assembly, const gchar *path1, const gchar *path2,
491 const gchar *path3, const gchar *path4, gboolean refonly)
493 gchar *fullpath;
495 *assembly = NULL;
496 fullpath = g_build_filename (path1, path2, path3, path4, NULL);
497 if (g_file_test (fullpath, G_FILE_TEST_IS_REGULAR))
498 *assembly = mono_assembly_open_full (fullpath, NULL, refonly);
500 g_free (fullpath);
501 return (*assembly != NULL);
504 static MonoAssembly *
505 real_load (gchar **search_path, const gchar *culture, const gchar *name, gboolean refonly)
507 MonoAssembly *result = NULL;
508 gchar **path;
509 gchar *filename;
510 const gchar *local_culture;
511 gint len;
513 if (!culture || *culture == '\0') {
514 local_culture = "";
515 } else {
516 local_culture = culture;
519 filename = g_strconcat (name, ".dll", NULL);
520 len = strlen (filename);
522 for (path = search_path; *path; path++) {
523 if (**path == '\0')
524 continue; /* Ignore empty ApplicationBase */
526 /* See test cases in bug #58992 and bug #57710 */
527 /* 1st try: [culture]/[name].dll (culture may be empty) */
528 strcpy (filename + len - 4, ".dll");
529 if (try_load_from (&result, *path, local_culture, "", filename, refonly))
530 break;
532 /* 2nd try: [culture]/[name].exe (culture may be empty) */
533 strcpy (filename + len - 4, ".exe");
534 if (try_load_from (&result, *path, local_culture, "", filename, refonly))
535 break;
537 /* 3rd try: [culture]/[name]/[name].dll (culture may be empty) */
538 strcpy (filename + len - 4, ".dll");
539 if (try_load_from (&result, *path, local_culture, name, filename, refonly))
540 break;
542 /* 4th try: [culture]/[name]/[name].exe (culture may be empty) */
543 strcpy (filename + len - 4, ".exe");
544 if (try_load_from (&result, *path, local_culture, name, filename, refonly))
545 break;
548 g_free (filename);
549 return result;
553 * Try to load referenced assemblies from assemblies_path.
555 static MonoAssembly *
556 pedump_preload (MonoAssemblyName *aname,
557 gchar **assemblies_path,
558 gpointer user_data)
560 MonoAssembly *result = NULL;
561 gboolean refonly = GPOINTER_TO_UINT (user_data);
563 if (assemblies_path && assemblies_path [0] != NULL) {
564 result = real_load (assemblies_path, aname->culture, aname->name, refonly);
567 return result;
570 static GList *loaded_assemblies = NULL;
572 static void
573 pedump_assembly_load_hook (MonoAssembly *assembly, gpointer user_data)
575 loaded_assemblies = g_list_prepend (loaded_assemblies, assembly);
578 static MonoAssembly *
579 pedump_assembly_search_hook (MonoAssemblyName *aname, gpointer user_data)
581 GList *tmp;
583 for (tmp = loaded_assemblies; tmp; tmp = tmp->next) {
584 MonoAssembly *ass = tmp->data;
585 if (mono_assembly_names_equal (aname, &ass->aname))
586 return ass;
588 return NULL;
591 #define VALID_ONLY_FLAG 0x08000000
592 #define VERIFY_CODE_ONLY MONO_VERIFY_ALL + 1
593 #define VERIFY_METADATA_ONLY VERIFY_CODE_ONLY + 1
594 #define VERIFY_PARTIAL_METADATA VERIFY_CODE_ONLY + 2
597 main (int argc, char *argv [])
599 int image_result = 0;
600 MonoImage *image;
601 char *file = NULL;
602 char *flags = NULL;
603 MiniVerifierMode verifier_mode = MONO_VERIFIER_MODE_VERIFIABLE;
604 const char *flag_desc [] = {"error", "warn", "cls", "all", "code", "fail-on-verifiable", "non-strict", "valid-only", "metadata", "partial-md", NULL};
605 guint flag_vals [] = {MONO_VERIFY_ERROR, MONO_VERIFY_WARNING, MONO_VERIFY_CLS, MONO_VERIFY_ALL, VERIFY_CODE_ONLY, MONO_VERIFY_FAIL_FAST, MONO_VERIFY_NON_STRICT, VALID_ONLY_FLAG, VERIFY_METADATA_ONLY, VERIFY_PARTIAL_METADATA, 0};
606 int i, verify_flags = MONO_VERIFY_REPORT_ALL_ERRORS, run_new_metadata_verifier = 0;
608 for (i = 1; i < argc; i++){
609 if (argv [i][0] != '-'){
610 file = argv [i];
611 continue;
614 if (strcmp (argv [i], "--help") == 0)
615 usage ();
616 else if (strcmp (argv [i], "--verify") == 0) {
617 verify_pe = 1;
618 dump_data = 0;
619 ++i;
620 flags = argv [i];
621 } else {
622 usage ();
626 if (!file)
627 usage ();
629 mono_perfcounters_init ();
630 mono_metadata_init ();
631 mono_images_init ();
632 mono_assemblies_init ();
633 mono_loader_init ();
635 if (verify_pe) {
636 char *tok = strtok (flags, ",");
638 verify_metadata = 1;
639 verify_code = 0;
640 while (tok) {
641 for (i = 0; flag_desc [i]; ++i) {
642 if (strcmp (tok, flag_desc [i]) == 0) {
643 if (flag_vals [i] == VERIFY_CODE_ONLY) {
644 verify_metadata = 0;
645 verify_code = 1;
646 } else if(flag_vals [i] == MONO_VERIFY_ALL) {
647 verify_code = 1;
648 } else if(flag_vals [i] == VERIFY_METADATA_ONLY) {
649 verify_metadata = 0;
650 run_new_metadata_verifier = 1;
651 } else if(flag_vals [i] == VERIFY_PARTIAL_METADATA) {
652 verify_partial_md = 1;
654 if (flag_vals [i] == VALID_ONLY_FLAG)
655 verifier_mode = MONO_VERIFIER_MODE_VALID;
656 else
657 verify_flags |= flag_vals [i];
658 break;
661 if (!flag_desc [i])
662 g_print ("Unknown verify flag %s\n", tok);
663 tok = strtok (NULL, ",");
666 mono_verifier_set_mode (verifier_mode);
667 /**/
670 if (verify_pe || run_new_metadata_verifier) {
671 mono_install_assembly_load_hook (pedump_assembly_load_hook, NULL);
672 mono_install_assembly_search_hook (pedump_assembly_search_hook, NULL);
674 mono_init_version ("pedump", "v2.0.50727");
676 mono_install_assembly_preload_hook (pedump_preload, GUINT_TO_POINTER (FALSE));
678 mono_marshal_init ();
679 run_new_metadata_verifier = 1;
682 if (run_new_metadata_verifier) {
683 mono_verifier_set_mode (verifier_mode);
685 image_result = verify_image_file (file);
686 if (image_result == 1 || !verify_code)
687 return image_result;
690 image = mono_image_open (file, NULL);
691 if (!image){
692 fprintf (stderr, "Cannot open image %s\n", file);
693 exit (1);
696 if (dump_data)
697 dump_dotnet_iinfo (image);
698 if (verify_pe) {
699 MonoAssembly *assembly;
700 MonoImage *image;
701 MonoImageOpenStatus status;
702 int code_result;
704 mono_verifier_set_mode (verifier_mode);
706 assembly = mono_assembly_open (file, NULL);
707 /*fake an assembly for netmodules so the verifier works*/
708 if (!assembly && (image = mono_image_open (file, &status)) && image->tables [MONO_TABLE_ASSEMBLY].rows == 0) {
709 assembly = g_new0 (MonoAssembly, 1);
710 assembly->in_gac = FALSE;
711 assembly->image = image;
712 image->assembly = assembly;
715 if (!assembly) {
716 g_print ("Could not open assembly %s\n", file);
717 return 4;
720 code_result = dump_verify_info (assembly->image, verify_flags);
721 return code_result ? code_result : image_result;
722 } else
723 mono_image_close (image);
725 return 0;