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[mono-project.git] / mono / dis / main.c
blobd4719cac40c0592b98bbef8dcbf4c5dce0af19a1
1 /*
2 * main.c: Sample disassembler
3 *
4 * Author:
5 * Miguel de Icaza (miguel@ximian.com)
6 *
7 * (C) 2001 Ximian, Inc.
8 *
9 * TODO:
10 * Investigate how interface inheritance works and how it should be dumped.
11 * Structs are not being labeled as `valuetype' classes
12 *
13 * How are fields with literals mapped to constants?
14 */
15 #include <config.h>
16 #include <stdio.h>
17 #include <string.h>
18 #include <glib.h>
19 #include <stdlib.h>
20 #include <errno.h>
21 #include <fcntl.h>
22 #include "meta.h"
23 #include "util.h"
24 #include "dump.h"
25 #include "get.h"
26 #include "dis-cil.h"
27 #include "declsec.h"
28 #include <mono/metadata/class-internals.h>
29 #include <mono/metadata/object-internals.h>
30 #include <mono/metadata/loader.h>
31 #include <mono/metadata/assembly.h>
32 #include <mono/metadata/appdomain.h>
33
34 static void setup_filter (MonoImage *image);
35 static gboolean should_include_type (int idx);
36 static gboolean should_include_method (int idx);
37 static gboolean should_include_field (int idx);
38
39 FILE *output;
40
41 /* True if you want to get a dump of the header data */
42 gboolean dump_header_data_p = FALSE;
43
44 /* True if you want to get forward declarations */
45 gboolean dump_forward_decls = FALSE;
46
47 /* True if you want to dump managed resources as files */
48 gboolean dump_managed_resources = FALSE;
49
50 gboolean substitute_with_mscorlib_p = FALSE;
51
52 int dump_table = -1;
53
54 static void
55 dump_header_data (MonoImage *img)
56 {
57 if (!dump_header_data_p)
58 return;
59
60 fprintf (output,
61 "// Ximian's CIL disassembler, version 1.0\n"
62 "// Copyright (C) 2001 Ximian, Inc.\n\n");
63 }
64
65 static void
66 dump_cattrs_list (GList *list, const char *indent)
67 {
68 GList *tmp;
69
70 for (tmp = list; tmp; tmp = tmp->next) {
71 fprintf (output, "%s%s\n", indent, (char*)tmp->data);
72 g_free (tmp->data);
73 }
74 g_list_free (list);
75 }
76
77 static void
78 dump_cattrs (MonoImage *m, guint32 token, const char *indent)
79 {
80 GList *list;
81
82 list = dis_get_custom_attrs (m, token);
83 dump_cattrs_list (list, indent);
84 }
85
86 static const char*
87 get_il_security_action (int val)
88 {
89 static char buf [32];
90
91 switch (val) {
92 case SECURITY_ACTION_DEMAND:
93 return "demand";
94 case SECURITY_ACTION_ASSERT:
95 return "assert";
96 case SECURITY_ACTION_DENY:
97 return "deny";
98 case SECURITY_ACTION_PERMITONLY:
99 return "permitonly";
100 case SECURITY_ACTION_LINKDEMAND:
101 return "linkcheck";
102 case SECURITY_ACTION_INHERITDEMAND:
103 return "inheritcheck";
104 case SECURITY_ACTION_REQMIN:
105 return "reqmin";
106 case SECURITY_ACTION_REQOPT:
107 return "reqopt";
108 case SECURITY_ACTION_REQREFUSE:
109 return "reqrefuse";
110 /* Special actions (for non CAS permissions) */
111 case SECURITY_ACTION_NONCASDEMAND:
112 return "noncasdemand";
113 case SECURITY_ACTION_NONCASLINKDEMAND:
114 return "noncaslinkdemand";
115 case SECURITY_ACTION_NONCASINHERITANCE:
116 return "noncasinheritance";
117 /* Fx 2.0 actions (for both CAS and non-CAS permissions) */
118 case SECURITY_ACTION_LINKDEMANDCHOICE:
119 return "linkdemandor";
120 case SECURITY_ACTION_INHERITDEMANDCHOICE:
121 return "inheritancedemandor";
122 case SECURITY_ACTION_DEMANDCHOICE:
123 return "demandor";
124 default:
125 g_snprintf (buf, sizeof (buf), "0x%04X", val);
126 return buf;
127 }
128 }
129
130 #define OBJECT_TYPE_TYPEDEF 0
131 #define OBJECT_TYPE_METHODDEF 1
132 #define OBJECT_TYPE_ASSEMBLYDEF 2
133
134 static void
135 dump_declarative_security (MonoImage *m, guint32 objectType, guint32 token, const char *indent)
136 {
137 MonoTableInfo *t = &m->tables [MONO_TABLE_DECLSECURITY];
138 guint32 cols [MONO_DECL_SECURITY_SIZE];
139 int i, len;
140 guint32 idx;
141 const char *blob, *action;
142
143 for (i = 1; i <= t->rows; i++) {
144 mono_metadata_decode_row (t, i - 1, cols, MONO_DECL_SECURITY_SIZE);
145 blob = mono_metadata_blob_heap (m, cols [MONO_DECL_SECURITY_PERMISSIONSET]);
146 len = mono_metadata_decode_blob_size (blob, &blob);
147 action = get_il_security_action (cols [MONO_DECL_SECURITY_ACTION]);
148 idx = cols [MONO_DECL_SECURITY_PARENT];
149 if (((idx & MONO_HAS_DECL_SECURITY_MASK) == objectType) && ((idx >> MONO_HAS_DECL_SECURITY_BITS) == token)) {
150 char *dump;
151 if (blob [0] == MONO_DECLSEC_FORMAT_20) {
152 /* 2.0 declarative security format */
153 dump = dump_declsec_entry20 (m, blob, indent);
154 fprintf (output, "%s.permissionset %s = %s\n", indent, action, dump);
155 } else {
156 /* 1.x declarative security metadata format */
157 dump = data_dump (blob, len, indent);
158 fprintf (output, "%s.permissionset %s = %s", indent, action, dump);
159 }
160 g_free (dump);
161 }
162 }
163 }
164
165 static char *
166 assembly_flags (guint32 f)
167 {
168 if (f & ASSEMBLYREF_RETARGETABLE_FLAG)
169 return g_strdup ("retargetable ");
170 return g_strdup ("");
171 }
172
173 static void
174 dis_directive_assembly (MonoImage *m)
175 {
176 MonoTableInfo *t = &m->tables [MONO_TABLE_ASSEMBLY];
177 guint32 cols [MONO_ASSEMBLY_SIZE];
178 char *flags;
179
180 if (t->base == NULL)
181 return;
182
183 mono_metadata_decode_row (t, 0, cols, MONO_ASSEMBLY_SIZE);
184 flags = assembly_flags (cols [MONO_ASSEMBLY_FLAGS]);
185
186 fprintf (output, ".assembly %s'%s'\n{\n",
187 flags, mono_metadata_string_heap (m, cols [MONO_ASSEMBLY_NAME]));
188 dump_cattrs (m, MONO_TOKEN_ASSEMBLY | 1, " ");
189 dump_declarative_security (m, OBJECT_TYPE_ASSEMBLYDEF, 1, " ");
190 fprintf (output,
191 " .hash algorithm 0x%08x\n"
192 " .ver %d:%d:%d:%d\n",
193 cols [MONO_ASSEMBLY_HASH_ALG],
194 cols [MONO_ASSEMBLY_MAJOR_VERSION], cols [MONO_ASSEMBLY_MINOR_VERSION],
195 cols [MONO_ASSEMBLY_BUILD_NUMBER], cols [MONO_ASSEMBLY_REV_NUMBER]);
196 if (cols [MONO_ASSEMBLY_CULTURE]){
197 const char *locale = mono_metadata_string_heap (m, cols [MONO_ASSEMBLY_CULTURE]);
198 glong items_read, items_written;
199 gunichar2 *render = g_utf8_to_utf16 (locale, strlen (locale), &items_read, &items_written, NULL);
200 char *dump = data_dump ((const char *) render, items_written * sizeof (gunichar2), "\t\t");
201 fprintf (output, " .locale %s\n", dump);
202 g_free (dump);
203 g_free (render);
204
205 } if (cols [MONO_ASSEMBLY_PUBLIC_KEY]) {
206 const char* b = mono_metadata_blob_heap (m, cols [MONO_ASSEMBLY_PUBLIC_KEY]);
207 int len = mono_metadata_decode_blob_size (b, &b);
208 char *dump = data_dump (b, len, "\t\t");
209 fprintf (output, " .publickey =%s", dump);
210 g_free (dump);
211 }
212 fprintf (output, "}\n");
213
214 g_free (flags);
215 }
216
217 static void
218 dis_directive_assemblyref (MonoImage *m)
219 {
220 MonoTableInfo *t = &m->tables [MONO_TABLE_ASSEMBLYREF];
221 guint32 cols [MONO_ASSEMBLYREF_SIZE];
222 int i;
223
224 if (t->base == NULL)
225 return;
226
227 for (i = 0; i < t->rows; i++){
228 char *esc, *flags;
229
230 mono_metadata_decode_row (t, i, cols, MONO_ASSEMBLYREF_SIZE);
231
232 esc = get_escaped_name (mono_metadata_string_heap (m, cols [MONO_ASSEMBLYREF_NAME]));
233 flags = assembly_flags (cols [MONO_ASSEMBLYREF_FLAGS]);
234
235 fprintf (output,
236 ".assembly extern %s%s\n"
237 "{\n"
238 " .ver %d:%d:%d:%d\n",
239 flags,
240 esc,
241 cols [MONO_ASSEMBLYREF_MAJOR_VERSION], cols [MONO_ASSEMBLYREF_MINOR_VERSION],
242 cols [MONO_ASSEMBLYREF_BUILD_NUMBER], cols [MONO_ASSEMBLYREF_REV_NUMBER]
243 );
244 dump_cattrs (m, MONO_TOKEN_ASSEMBLY_REF | (i + 1), " ");
245 if (cols [MONO_ASSEMBLYREF_CULTURE]){
246 fprintf (output, " .locale %s\n", mono_metadata_string_heap (m, cols [MONO_ASSEMBLYREF_CULTURE]));
247 }
248 if (cols [MONO_ASSEMBLYREF_PUBLIC_KEY]){
249 const char* b = mono_metadata_blob_heap (m, cols [MONO_ASSEMBLYREF_PUBLIC_KEY]);
250 int len = mono_metadata_decode_blob_size (b, &b);
251 char *dump = data_dump (b, len, "\t\t");
252 fprintf (output, " .publickeytoken =%s", dump);
253 g_free (dump);
254 }
255 fprintf (output, "}\n");
256 g_free (flags);
257 g_free (esc);
258 }
259 }
260
261 static void
262 dis_directive_module (MonoImage *m)
263 {
264 MonoTableInfo *t = &m->tables [MONO_TABLE_MODULE];
265 int i;
266
267 for (i = 0; i < t->rows; i++){
268 guint32 cols [MONO_MODULE_SIZE];
269 const char *name;
270 char *guid, *ename;
271
272 mono_metadata_decode_row (t, i, cols, MONO_MODULE_SIZE);
273
274 name = mono_metadata_string_heap (m, cols [MONO_MODULE_NAME]);
275 ename = get_escaped_name (name);
276 guid = get_guid (m, cols [MONO_MODULE_MVID]);
277 fprintf (output, ".module %s // GUID = %s\n\n", ename, guid);
278 g_free (ename);
279
280 dump_cattrs (m, MONO_TOKEN_MODULE | (i + 1), "");
281 }
282 }
283
284 static void
285 dis_directive_moduleref (MonoImage *m)
286 {
287 MonoTableInfo *t = &m->tables [MONO_TABLE_MODULEREF];
288 int i;
289
290 for (i = 0; i < t->rows; i++){
291 guint32 cols [MONO_MODULEREF_SIZE];
292
293 mono_metadata_decode_row (t, i, cols, MONO_MODULEREF_SIZE);
294
295 fprintf (output, ".module extern '%s'\n", mono_metadata_string_heap (m, cols [MONO_MODULEREF_NAME]));
296 }
297
298 }
299
300 static void
301 dis_nt_header (MonoImage *m)
302 {
303 MonoCLIImageInfo *image_info = m->image_info;
304 if (image_info && image_info->cli_header.nt.pe_stack_reserve != 0x100000)
305 fprintf (output, ".stackreserve 0x%x\n", image_info->cli_header.nt.pe_stack_reserve);
306 }
307
308 static void
309 dis_directive_file (MonoImage *m)
310 {
311 MonoTableInfo *t = &m->tables [MONO_TABLE_FILE];
312 int i, j, len;
313 guint32 entry_point;
314
315 entry_point = mono_image_get_entry_point (m);
316
317 for (i = 0; i < t->rows; i++){
318 guint32 cols [MONO_FILE_SIZE];
319 const char *name, *hash;
320 guint32 token;
321
322 mono_metadata_decode_row (t, i, cols, MONO_FILE_SIZE);
323
324 name = mono_metadata_string_heap (m, cols [MONO_FILE_NAME]);
325
326 hash = mono_metadata_blob_heap (m, cols [MONO_FILE_HASH_VALUE]);
327 len = mono_metadata_decode_blob_size (hash, &hash);
328
329 fprintf (output, ".file %s%s .hash = (",
330 cols [MONO_FILE_FLAGS] & FILE_CONTAINS_NO_METADATA ? "nometadata " : "", name);
331
332 for (j = 0; j < len; ++j)
333 fprintf (output, " %02X", hash [j] & 0xff);
334
335 token = mono_metadata_make_token (MONO_TABLE_FILE, i + 1);
336 fprintf (output, " )%s\n", (token == entry_point) ? " .entrypoint" : "");
337 }
338
339 }
340
341 static void
342 dis_directive_mresource (MonoImage *m)
343 {
344 MonoTableInfo *t = &m->tables [MONO_TABLE_MANIFESTRESOURCE];
345 int i;
346
347 for (i = 0; i < t->rows; i++){
348 guint32 cols [MONO_MANIFEST_SIZE];
349 const char *name;
350 guint32 impl, idx, name_token;
351
352 mono_metadata_decode_row (t, i, cols, MONO_MANIFEST_SIZE);
353
354 name = mono_metadata_string_heap (m, cols [MONO_MANIFEST_NAME]);
355
356 fprintf (output, ".mresource %s '%s'\n", (cols [MONO_MANIFEST_FLAGS] & MANIFEST_RESOURCE_VISIBILITY_MASK) == (MANIFEST_RESOURCE_PUBLIC) ? "public" : "private", name);
357 fprintf (output, "{\n");
358 impl = cols [MONO_MANIFEST_IMPLEMENTATION];
359 if (impl) {
360 idx = impl >> MONO_IMPLEMENTATION_BITS;
361 if ((impl & MONO_IMPLEMENTATION_MASK) == MONO_IMPLEMENTATION_FILE) {
362 name_token = mono_metadata_decode_row_col (&m->tables [MONO_TABLE_FILE], idx - 1, MONO_FILE_NAME);
363
364 fprintf (output, " .file '%s' at 0x0\n", mono_metadata_string_heap (m, name_token));
365 }
366 if ((impl & MONO_IMPLEMENTATION_MASK) == MONO_IMPLEMENTATION_ASSEMBLYREF) {
367 name_token = mono_metadata_decode_row_col (&m->tables [MONO_TABLE_ASSEMBLYREF], idx - 1, MONO_ASSEMBLYREF_NAME);
368 fprintf (output, " .assembly extern '%s'\n", mono_metadata_string_heap (m, name_token));
369 }
370 }
371 fprintf (output, "}\n");
372 }
373
374 }
375
376 static dis_map_t visibility_map [] = {
377 { TYPE_ATTRIBUTE_NOT_PUBLIC, "private " },
378 { TYPE_ATTRIBUTE_PUBLIC, "public " },
379 { TYPE_ATTRIBUTE_NESTED_PUBLIC, "nested public " },
380 { TYPE_ATTRIBUTE_NESTED_PRIVATE, "nested private " },
381 { TYPE_ATTRIBUTE_NESTED_FAMILY, "nested family " },
382 { TYPE_ATTRIBUTE_NESTED_ASSEMBLY, "nested assembly " },
383 { TYPE_ATTRIBUTE_NESTED_FAM_AND_ASSEM, "nested famandassem " },
384 { TYPE_ATTRIBUTE_NESTED_FAM_OR_ASSEM, "nested famorassem " },
385 { 0, NULL }
386 };
387
388 static dis_map_t layout_map [] = {
389 { TYPE_ATTRIBUTE_AUTO_LAYOUT, "auto " },
390 { TYPE_ATTRIBUTE_SEQUENTIAL_LAYOUT, "sequential " },
391 { TYPE_ATTRIBUTE_EXPLICIT_LAYOUT, "explicit " },
392 { 0, NULL }
393 };
394
395 static dis_map_t format_map [] = {
396 { TYPE_ATTRIBUTE_ANSI_CLASS, "ansi " },
397 { TYPE_ATTRIBUTE_UNICODE_CLASS, "unicode " },
398 { TYPE_ATTRIBUTE_AUTO_CLASS, "auto " },
399 { 0, NULL }
400 };
401
402 static char *
403 typedef_flags (guint32 flags)
404 {
405 static char buffer [1024];
406 int visibility = flags & TYPE_ATTRIBUTE_VISIBILITY_MASK;
407 int layout = flags & TYPE_ATTRIBUTE_LAYOUT_MASK;
408 int format = flags & TYPE_ATTRIBUTE_STRING_FORMAT_MASK;
409
410 buffer [0] = 0;
411
412 strcat (buffer, map (visibility, visibility_map));
413 strcat (buffer, map (layout, layout_map));
414 strcat (buffer, map (format, format_map));
415
416 if (flags & TYPE_ATTRIBUTE_ABSTRACT)
417 strcat (buffer, "abstract ");
418 if (flags & TYPE_ATTRIBUTE_SEALED)
419 strcat (buffer, "sealed ");
420 if (flags & TYPE_ATTRIBUTE_SPECIAL_NAME)
421 strcat (buffer, "specialname ");
422 if (flags & TYPE_ATTRIBUTE_IMPORT)
423 strcat (buffer, "import ");
424 if (flags & TYPE_ATTRIBUTE_SERIALIZABLE)
425 strcat (buffer, "serializable ");
426 if (flags & TYPE_ATTRIBUTE_BEFORE_FIELD_INIT)
427 strcat (buffer, "beforefieldinit ");
428 if (flags & TYPE_ATTRIBUTE_FORWARDER)
429 strcat (buffer, "forwarder ");
430
431 return buffer;
432 }
433
434 /**
435 * dis_field_list:
436 * @m: metadata context
437 * @start: starting index into the Field Table.
438 * @end: ending index into Field table.
439 *
440 * This routine displays all the decoded fields from @start to @end
441 */
442 static void
443 dis_field_list (MonoImage *m, guint32 start, guint32 end, MonoGenericContainer *container)
444 {
445 MonoTableInfo *t = &m->tables [MONO_TABLE_FIELD];
446 guint32 cols [MONO_FIELD_SIZE];
447 char *esname;
448 char rva_desc [32];
449 guint32 rva;
450 int i;
451
452 if (end > t->rows + 1) {
453 g_warning ("ERROR index out of range in fields");
454 end = t->rows;
455 }
456
457 for (i = start; i < end; i++){
458 char *sig, *flags, *attrs = NULL;
459 char *marshal_str = NULL;
460 guint32 field_offset = -1;
461
462 if (!should_include_field (i + 1))
463 continue;
464 mono_metadata_decode_row (t, i, cols, MONO_FIELD_SIZE);
465 sig = get_field_signature (m, cols [MONO_FIELD_SIGNATURE], container);
466 flags = field_flags (cols [MONO_FIELD_FLAGS]);
467
468 if (cols [MONO_FIELD_FLAGS] & FIELD_ATTRIBUTE_HAS_FIELD_MARSHAL) {
469 const char *tp;
470 MonoMarshalSpec *spec;
471
472 tp = mono_metadata_get_marshal_info (m, i, TRUE);
473 spec = mono_metadata_parse_marshal_spec (m, tp);
474 marshal_str = dis_stringify_marshal_spec (spec);
475 }
476
477 if (cols [MONO_FIELD_FLAGS] & FIELD_ATTRIBUTE_HAS_FIELD_RVA) {
478 mono_metadata_field_info (m, i, NULL, &rva, NULL);
479 g_snprintf (rva_desc, sizeof (rva_desc), " at D_%08x", rva);
480 } else {
481 rva_desc [0] = 0;
482 }
483
484 mono_metadata_field_info (m, i, &field_offset, NULL, NULL);
485 if (field_offset != -1)
486 attrs = g_strdup_printf ("[%d]", field_offset);
487 esname = get_escaped_name (mono_metadata_string_heap (m, cols [MONO_FIELD_NAME]));
488 if (cols [MONO_FIELD_FLAGS] & FIELD_ATTRIBUTE_HAS_DEFAULT){
489 char *lit;
490 guint32 const_cols [MONO_CONSTANT_SIZE];
491 guint32 crow;
492
493 if ((crow = mono_metadata_get_constant_index (m, MONO_TOKEN_FIELD_DEF | (i+1), 0))) {
494 mono_metadata_decode_row (&m->tables [MONO_TABLE_CONSTANT], crow-1, const_cols, MONO_CONSTANT_SIZE);
495 lit = get_constant (m, const_cols [MONO_CONSTANT_TYPE], const_cols [MONO_CONSTANT_VALUE]);
496 } else {
497 lit = g_strdup ("not found");
498 }
499
500 fprintf (output, " .field %s%s%s %s = ",
501 flags, marshal_str ? marshal_str : " ", sig, esname);
502 fprintf (output, "%s\n", lit);
503 g_free (lit);
504 } else
505 fprintf (output, " .field %s %s%s%s %s%s\n",
506 attrs? attrs: "", flags, marshal_str ? marshal_str : " ", sig, esname, rva_desc);
507 g_free (attrs);
508 g_free (flags);
509 g_free (marshal_str);
510 g_free (sig);
511 g_free (esname);
512 dump_cattrs (m, MONO_TOKEN_FIELD_DEF | (i + 1), " ");
513 }
514 }
515
516 static dis_map_t method_access_map [] = {
517 { METHOD_ATTRIBUTE_COMPILER_CONTROLLED, "privatescope " },
518 { METHOD_ATTRIBUTE_PRIVATE, "private " },
519 { METHOD_ATTRIBUTE_FAM_AND_ASSEM, "famandassem " },
520 { METHOD_ATTRIBUTE_ASSEM, "assembly " },
521 { METHOD_ATTRIBUTE_FAMILY, "family " },
522 { METHOD_ATTRIBUTE_FAM_OR_ASSEM, "famorassem " },
523 { METHOD_ATTRIBUTE_PUBLIC, "public " },
524 { 0, NULL }
525 };
526
527 static dis_map_t method_flags_map [] = {
528 { METHOD_ATTRIBUTE_STATIC, "static " },
529 { METHOD_ATTRIBUTE_FINAL, "final " },
530 { METHOD_ATTRIBUTE_VIRTUAL, "virtual " },
531 { METHOD_ATTRIBUTE_HIDE_BY_SIG, "hidebysig " },
532 { METHOD_ATTRIBUTE_VTABLE_LAYOUT_MASK, "newslot " },
533 { METHOD_ATTRIBUTE_ABSTRACT, "abstract " },
534 { METHOD_ATTRIBUTE_SPECIAL_NAME, "specialname " },
535 { METHOD_ATTRIBUTE_RT_SPECIAL_NAME, "rtspecialname " },
536 { METHOD_ATTRIBUTE_UNMANAGED_EXPORT, "export " },
537 /* MS ilasm doesn't compile this statement - is must be added automagically when permissionset are present */
538 { METHOD_ATTRIBUTE_HAS_SECURITY, "" /*"hassecurity"*/ },
539 { METHOD_ATTRIBUTE_REQUIRE_SEC_OBJECT, "requiresecobj " },
540 { METHOD_ATTRIBUTE_PINVOKE_IMPL, "pinvokeimpl " },
541 { METHOD_ATTRIBUTE_STRICT, "strict " },
542 { 0, NULL }
543 };
544
545 /**
546 * method_flags:
547 *
548 * Returns a stringified version of the Method's flags
549 */
550 static char *
551 method_flags (guint32 f)
552 {
553 GString *str = g_string_new ("");
554 int access = f & METHOD_ATTRIBUTE_MEMBER_ACCESS_MASK;
555 int rest = f & ~access;
556 char *s;
557
558 g_string_append (str, map (access, method_access_map));
559 g_string_append (str, flags (rest, method_flags_map));
560
561 s = str->str;
562 g_string_free (str, FALSE);
563
564 return s;
565 }
566
567 static dis_map_t pinvoke_flags_map [] = {
568 { PINVOKE_ATTRIBUTE_NO_MANGLE , "nomangle " },
569 { PINVOKE_ATTRIBUTE_SUPPORTS_LAST_ERROR, "lasterr " },
570 { PINVOKE_ATTRIBUTE_BEST_FIT_ENABLED, "bestfit:on " },
571 { PINVOKE_ATTRIBUTE_BEST_FIT_DISABLED, "bestfit:off " },
572 { PINVOKE_ATTRIBUTE_THROW_ON_UNMAPPABLE_ENABLED, "charmaperror:on " },
573 { PINVOKE_ATTRIBUTE_THROW_ON_UNMAPPABLE_DISABLED, "charmaperror:off " },
574 { 0, NULL }
575 };
576
577 static dis_map_t pinvoke_call_conv_map [] = {
578 { PINVOKE_ATTRIBUTE_CALL_CONV_WINAPI, "winapi " },
579 { PINVOKE_ATTRIBUTE_CALL_CONV_CDECL, "cdecl " },
580 { PINVOKE_ATTRIBUTE_CALL_CONV_STDCALL, "stdcall " },
581 { PINVOKE_ATTRIBUTE_CALL_CONV_THISCALL, "thiscall " },
582 { PINVOKE_ATTRIBUTE_CALL_CONV_FASTCALL, "fastcall " },
583 { 0, "" },
584 { -1, NULL }
585 };
586
587 static dis_map_t pinvoke_char_set_map [] = {
588 { PINVOKE_ATTRIBUTE_CHAR_SET_NOT_SPEC, "" },
589 { PINVOKE_ATTRIBUTE_CHAR_SET_ANSI, "ansi " },
590 { PINVOKE_ATTRIBUTE_CHAR_SET_UNICODE , "unicode " },
591 { PINVOKE_ATTRIBUTE_CHAR_SET_AUTO, "autochar " },
592 { 0, NULL }
593 };
594
595 /**
596 * pinvoke_flags:
597 *
598 * Returns a stringified version of the Method's pinvoke flags
599 */
600 static char *
601 pinvoke_flags (guint32 f)
602 {
603 GString *str = g_string_new ("");
604 int cset = f & PINVOKE_ATTRIBUTE_CHAR_SET_MASK;
605 int cconv = f & PINVOKE_ATTRIBUTE_CALL_CONV_MASK;
606 int rest = f & ~(cset | cconv);
607 char *s;
608
609 g_string_append (str, map (cset, pinvoke_char_set_map));
610 g_string_append (str, map (cconv, pinvoke_call_conv_map));
611 g_string_append (str, flags (rest, pinvoke_flags_map));
612
613 s = g_strdup(str->str);
614 g_string_free (str, FALSE);
615
616 return s;
617 }
618
619 static void
620 dis_locals (MonoImage *m, MonoMethodHeader *mh, const char *ptr)
621 {
622 int i;
623
624 if (show_tokens) {
625 unsigned char flags = *(const unsigned char *) ptr;
626 unsigned char format = flags & METHOD_HEADER_FORMAT_MASK;
627 guint16 fat_flags;
628 guint32 local_var_sig_tok, max_stack, code_size, init_locals;
629 int hsize;
630
631 g_assert (format == METHOD_HEADER_FAT_FORMAT);
632 fat_flags = read16 (ptr);
633 ptr += 2;
634 hsize = (fat_flags >> 12) & 0xf;
635 max_stack = read16 (ptr);
636 ptr += 2;
637 code_size = read32 (ptr);
638 ptr += 4;
639 local_var_sig_tok = read32 (ptr);
640 ptr += 4;
641
642 if (fat_flags & METHOD_HEADER_INIT_LOCALS)
643 init_locals = 1;
644 else
645 init_locals = 0;
646
647 fprintf(output, "\t.locals /*%08x*/ %s(\n",
648 local_var_sig_tok, init_locals ? "init " : "");
649 } else
650 fprintf(output, "\t.locals %s(\n", mh->init_locals ? "init " : "");
651
652 for (i=0; i < mh->num_locals; ++i) {
653 char * desc;
654 if (i)
655 fprintf(output, ",\n");
656 /* print also byref and pinned attributes */
657 desc = dis_stringify_type (m, mh->locals[i], TRUE);
658 fprintf(output, "\t\t%s\tV_%d", desc, i);
659 g_free(desc);
660 }
661 fprintf(output, ")\n");
662 }
663
664 static void
665 dis_code (MonoImage *m, guint32 token, guint32 rva, MonoGenericContainer *container)
666 {
667 MonoMethodHeader *mh;
668 const char *ptr = mono_image_rva_map (m, rva);
669 const char *loc;
670 gchar *override;
671 guint32 entry_point;
672
673 if (rva == 0)
674 return;
675
676 override = get_method_override (m, token, container);
677 if (override) {
678 fprintf (output, "\t.override %s\n", override);
679 g_free (override);
680 }
681
682 mh = mono_metadata_parse_mh_full (m, container, ptr);
683 entry_point = mono_image_get_entry_point (m);
684 if (entry_point && mono_metadata_token_index (entry_point) && mono_metadata_token_table (entry_point) == MONO_TABLE_METHOD) {
685 loc = mono_metadata_locate_token (m, entry_point);
686 if (rva == read32 (loc))
687 fprintf (output, "\t.entrypoint\n");
688 }
689
690 if (mh) {
691 fprintf (output, "\t// Code size %d (0x%x)\n", mh->code_size, mh->code_size);
692 fprintf (output, "\t.maxstack %d\n", mh->max_stack);
693 if (mh->num_locals)
694 dis_locals (m, mh, ptr);
695 disassemble_cil (m, mh, container);
696 /*
697 hex_dump (mh->code, 0, mh->code_size);
698 printf ("\nAfter the code\n");
699 hex_dump (mh->code + mh->code_size, 0, 64);
700 */
701 mono_metadata_free_mh (mh);
702 }
703 }
704
705 static char *
706 pinvoke_info (MonoImage *m, guint32 mindex)
707 {
708 MonoTableInfo *im = &m->tables [MONO_TABLE_IMPLMAP];
709 MonoTableInfo *mr = &m->tables [MONO_TABLE_MODULEREF];
710 guint32 im_cols [MONO_IMPLMAP_SIZE];
711 guint32 mr_cols [MONO_MODULEREF_SIZE];
712 const char *import, *scope;
713 char *flags;
714 int i;
715
716 for (i = 0; i < im->rows; i++) {
717
718 mono_metadata_decode_row (im, i, im_cols, MONO_IMPLMAP_SIZE);
719
720 if ((im_cols [MONO_IMPLMAP_MEMBER] >> 1) == mindex + 1) {
721
722 flags = pinvoke_flags (im_cols [MONO_IMPLMAP_FLAGS]);
723
724 import = mono_metadata_string_heap (m, im_cols [MONO_IMPLMAP_NAME]);
725
726 mono_metadata_decode_row (mr, im_cols [MONO_IMPLMAP_SCOPE] - 1,
727 mr_cols, MONO_MODULEREF_SIZE);
728
729 scope = mono_metadata_string_heap (m, mr_cols [MONO_MODULEREF_NAME]);
730
731 return g_strdup_printf ("(\"%s\" as \"%s\" %s)", scope, import,
732 flags);
733 g_free (flags);
734 }
735 }
736
737 return NULL;
738 }
739
740 /*
741 * dump_cattrs_for_type_params
742 *
743 * @m:
744 * @token: TypeOrMethodDef token, owner for GenericParam
745 *
746 * Dumps the custom attributes for @token's type parameters
747 */
748 static void
749 dump_cattrs_for_type_params (MonoImage *m, guint32 token, const char *indent)
750 {
751 MonoTableInfo *tdef = &m->tables [MONO_TABLE_GENERICPARAM];
752 guint32 cols [MONO_GENERICPARAM_SIZE];
753 guint32 owner = 0, i;
754 GList *list = NULL;
755
756 if (! (i = mono_metadata_get_generic_param_row (m, token, &owner)))
757 return;
758
759 mono_metadata_decode_row (tdef, i - 1, cols, MONO_GENERICPARAM_SIZE);
760 do {
761 list = dis_get_custom_attrs (m, mono_metadata_make_token (MONO_TABLE_GENERICPARAM, i));
762 if (list) {
763 fprintf (output, "%s.param type %s\n", indent, mono_metadata_string_heap (m, cols [MONO_GENERICPARAM_NAME]));
764 dump_cattrs_list (list, indent);
765 }
766
767 if (++i > tdef->rows)
768 break;
769 mono_metadata_decode_row (tdef, i - 1, cols, MONO_GENERICPARAM_SIZE);
770 } while (cols [MONO_GENERICPARAM_OWNER] == owner);
771 }
772
773 static void
774 dump_cattrs_for_method_params (MonoImage *m, guint32 midx, MonoMethodSignature *sig) {
775 MonoTableInfo *methodt;
776 MonoTableInfo *paramt;
777 guint param_index, lastp, i;
778
779 methodt = &m->tables [MONO_TABLE_METHOD];
780 paramt = &m->tables [MONO_TABLE_PARAM];
781 param_index = mono_metadata_decode_row_col (methodt, midx, MONO_METHOD_PARAMLIST);
782 if (midx + 1 < methodt->rows)
783 lastp = mono_metadata_decode_row_col (methodt, midx + 1, MONO_METHOD_PARAMLIST);
784 else
785 lastp = paramt->rows + 1;
786 for (i = param_index; i < lastp; ++i) {
787 char *lit;
788 int crow;
789 guint32 param_cols [MONO_PARAM_SIZE];
790 GList *list;
791
792 list = dis_get_custom_attrs (m, MONO_TOKEN_PARAM_DEF | i);
793
794 mono_metadata_decode_row (paramt, i-1, param_cols, MONO_PARAM_SIZE);
795 if (!(param_cols[MONO_PARAM_FLAGS] & PARAM_ATTRIBUTE_HAS_DEFAULT)) {
796 if(list != NULL)
797 fprintf (output, "\t.param [%d]\n", param_cols[MONO_PARAM_SEQUENCE]);
798 } else {
799 fprintf (output, "\t.param [%d] = ", param_cols[MONO_PARAM_SEQUENCE]);
800
801 if ((crow = mono_metadata_get_constant_index(m, MONO_TOKEN_PARAM_DEF | i, 0))) {
802 guint32 const_cols [MONO_CONSTANT_SIZE];
803 mono_metadata_decode_row( &m->tables[MONO_TABLE_CONSTANT], crow-1, const_cols, MONO_CONSTANT_SIZE);
804 lit = get_constant(m, const_cols [MONO_CONSTANT_TYPE], const_cols [MONO_CONSTANT_VALUE]);
805 }
806 else {
807 lit = g_strdup ("not found");
808 }
809 fprintf(output, "%s\n", lit);
810 g_free(lit);
811 }
812 dump_cattrs_list (list, "\t");
813 }
814 }
815
816 /**
817 * dis_method_list:
818 * @m: metadata context
819 * @start: starting index into the Method Table.
820 * @end: ending index into Method table.
821 *
822 * This routine displays the methods in the Method Table from @start to @end
823 */
824 static void
825 dis_method_list (const char *klass_name, MonoImage *m, guint32 start, guint32 end, MonoGenericContainer *type_container)
826 {
827 MonoTableInfo *t = &m->tables [MONO_TABLE_METHOD];
828 guint32 cols [MONO_METHOD_SIZE];
829 int i;
830
831 if (end > t->rows){
832 fprintf (output, "ERROR index out of range in methods");
833 /*exit (1);*/
834 end = t->rows;
835 }
836
837 for (i = start; i < end; i++){
838 MonoMethodSignature *ms;
839 MonoGenericContainer *container;
840 char *flags, *impl_flags;
841 const char *sig, *method_name;
842 char *sig_str;
843 guint32 token;
844
845 if (!should_include_method (i + 1))
846 continue;
847 mono_metadata_decode_row (t, i, cols, MONO_METHOD_SIZE);
848
849 flags = method_flags (cols [MONO_METHOD_FLAGS]);
850 impl_flags = get_method_impl_flags (cols [MONO_METHOD_IMPLFLAGS]);
851
852 sig = mono_metadata_blob_heap (m, cols [MONO_METHOD_SIGNATURE]);
853 mono_metadata_decode_blob_size (sig, &sig);
854
855 container = mono_metadata_load_generic_params (m, MONO_TOKEN_METHOD_DEF | (i + 1), type_container);
856 if (container)
857 mono_metadata_load_generic_param_constraints (m, MONO_TOKEN_METHOD_DEF | (i + 1), container);
858 else
859 container = type_container;
860
861 ms = mono_metadata_parse_method_signature_full (m, container, i + 1, sig, &sig);
862 if (ms != NULL){
863 sig_str = dis_stringify_method_signature (m, ms, i + 1, container, FALSE);
864 method_name = mono_metadata_string_heap (m, cols [MONO_METHOD_NAME]);
865 } else {
866 sig_str = NULL;
867 method_name = g_strdup ("<NULL METHOD SIGNATURE>");
868 }
869
870 fprintf (output, " // method line %d\n", i + 1);
871 fprintf (output, " .method %s", flags);
872
873 if ((cols [MONO_METHOD_FLAGS] & METHOD_ATTRIBUTE_PINVOKE_IMPL) && (cols [MONO_METHOD_RVA] == 0)) {
874 gchar *pi = pinvoke_info (m, i);
875 if (pi) {
876 fprintf (output, "%s", pi);
877 g_free (pi);
878 }
879 }
880
881 fprintf (output, "\n %s", sig_str);
882 fprintf (output, " %s\n", impl_flags);
883 g_free (flags);
884 g_free (impl_flags);
885
886 token = MONO_TOKEN_METHOD_DEF | (i + 1);
887
888 fprintf (output, " {\n");
889 dump_cattrs (m, token, " ");
890 dump_cattrs_for_type_params (m, MONO_TOKEN_METHOD_DEF | (i + 1), " ");
891 dump_cattrs_for_method_params (m, i, ms);
892
893 fprintf (output, " // Method begins at RVA 0x%x\n", cols [MONO_METHOD_RVA]);
894 dump_declarative_security (m, OBJECT_TYPE_METHODDEF, i + 1, " ");
895 if (cols [MONO_METHOD_IMPLFLAGS] & METHOD_IMPL_ATTRIBUTE_NATIVE)
896 fprintf (output, " // Disassembly of native methods is not supported\n");
897 else
898 dis_code (m, token, cols [MONO_METHOD_RVA], container);
899 if (klass_name)
900 fprintf (output, " } // end of method %s::%s\n\n", klass_name, method_name);
901 else
902 fprintf (output, " } // end of global method %s\n\n", method_name);
903 mono_metadata_free_method_signature (ms);
904 g_free (sig_str);
905 }
906 }
907
908 typedef struct {
909 MonoTableInfo *t;
910 guint32 col_idx;
911 guint32 idx;
912 guint32 result;
913 } plocator_t;
914
915 static int
916 table_locator (const void *a, const void *b)
917 {
918 plocator_t *loc = (plocator_t *) a;
919 const char *bb = (const char *) b;
920 guint32 table_index = (bb - loc->t->base) / loc->t->row_size;
921 guint32 col;
922
923 col = mono_metadata_decode_row_col (loc->t, table_index, loc->col_idx);
924
925 if (loc->idx == col) {
926 loc->result = table_index;
927 return 0;
928 }
929 if (loc->idx < col)
930 return -1;
931 else
932 return 1;
933 }
934
935 static void
936 dis_property_methods (MonoImage *m, guint32 prop, MonoGenericContainer *container)
937 {
938 guint start, end;
939 MonoTableInfo *msemt = &m->tables [MONO_TABLE_METHODSEMANTICS];
940 guint32 cols [MONO_METHOD_SEMA_SIZE];
941 char *sig;
942 const char *type[] = {NULL, ".set", ".get", NULL, ".other"};
943
944 start = mono_metadata_methods_from_property (m, prop, &end);
945 for (; start < end; ++start) {
946 mono_metadata_decode_row (msemt, start, cols, MONO_METHOD_SEMA_SIZE);
947 if (!should_include_method (cols [MONO_METHOD_SEMA_METHOD]))
948 continue;
949 sig = dis_stringify_method_signature_full (m, NULL, cols [MONO_METHOD_SEMA_METHOD], container, TRUE, FALSE);
950 fprintf (output, "\t\t%s %s\n", type [cols [MONO_METHOD_SEMA_SEMANTICS]], sig);
951 g_free (sig);
952 }
953 }
954 static char*
955 dis_property_signature (MonoImage *m, guint32 prop_idx, MonoGenericContainer *container)
956 {
957 MonoTableInfo *propt = &m->tables [MONO_TABLE_PROPERTY];
958 const char *ptr;
959 guint32 pcount, i;
960 guint32 cols [MONO_PROPERTY_SIZE];
961 MonoType *type;
962 MonoType *param;
963 char *blurb, *qk;
964 const char *name;
965 int prop_flags;
966 GString *res = g_string_new ("");
967
968 mono_metadata_decode_row (propt, prop_idx, cols, MONO_PROPERTY_SIZE);
969 name = mono_metadata_string_heap (m, cols [MONO_PROPERTY_NAME]);
970 prop_flags = cols [MONO_PROPERTY_FLAGS];
971 ptr = mono_metadata_blob_heap (m, cols [MONO_PROPERTY_TYPE]);
972 mono_metadata_decode_blob_size (ptr, &ptr);
973 if (!(*ptr & 0x08))
974 g_warning("incorrect signature in property blob: 0x%x", *ptr);
975 if (*ptr & 0x20)
976 g_string_append (res, "instance ");
977 ptr++;
978 pcount = mono_metadata_decode_value (ptr, &ptr);
979 type = mono_metadata_parse_type_full (m, container, MONO_PARSE_TYPE, 0, ptr, &ptr);
980 blurb = dis_stringify_type (m, type, TRUE);
981 if (prop_flags & 0x0200)
982 g_string_append (res, "specialname ");
983 if (prop_flags & 0x0400)
984 g_string_append (res, "rtspecialname ");
985 qk = get_escaped_name (name);
986 g_string_append_printf (res, "%s %s (", blurb, qk);
987 g_free (qk);
988 g_free (blurb);
989 for (i = 0; i < pcount; i++) {
990 if (i)
991 g_string_append (res, ", ");
992 param = mono_metadata_parse_type_full (m, container, MONO_PARSE_PARAM, 0, ptr, &ptr);
993 blurb = dis_stringify_param (m, param);
994 g_string_append (res, blurb);
995 g_free (blurb);
996 }
997 g_string_append_c (res, ')');
998 blurb = res->str;
999 g_string_free (res, FALSE);
1000 return blurb;
1001
1002 }
1003
1004 static void
1005 dis_property_list (MonoImage *m, guint32 typedef_row, MonoGenericContainer *container)
1006 {
1007 guint start, end, i;
1008 start = mono_metadata_properties_from_typedef (m, typedef_row, &end);
1009
1010 for (i = start; i < end; ++i) {
1011 char *sig = dis_property_signature (m, i, container);
1012 fprintf (output, "\t.property %s\n\t{\n", sig);
1013 dump_cattrs (m, MONO_TOKEN_PROPERTY | (i + 1), "\t\t");
1014 dis_property_methods (m, i, container);
1015 fprintf (output, "\t}\n");
1016 g_free (sig);
1017 }
1018 }
1019
1020 static char*
1021 dis_event_signature (MonoImage *m, guint32 event_idx, MonoGenericContainer *container)
1022 {
1023 MonoTableInfo *et = &m->tables [MONO_TABLE_EVENT];
1024 char *type, *result, *esname;
1025 guint32 cols [MONO_EVENT_SIZE];
1026 int event_flags;
1027 GString *res = g_string_new ("");
1028
1029 mono_metadata_decode_row (et, event_idx, cols, MONO_EVENT_SIZE);
1030 esname = get_escaped_name (mono_metadata_string_heap (m, cols [MONO_EVENT_NAME]));
1031 type = get_typedef_or_ref (m, cols [MONO_EVENT_TYPE], container);
1032 event_flags = cols [MONO_EVENT_FLAGS];
1033
1034 if (event_flags & 0x0200)
1035 g_string_append (res, "specialname ");
1036 if (event_flags & 0x0400)
1037 g_string_append (res, "rtspecialname ");
1038 g_string_append_printf (res, "%s %s", type, esname);
1039
1040 g_free (type);
1041 g_free (esname);
1042 result = res->str;
1043 g_string_free (res, FALSE);
1044 return result;
1045 }
1046
1047 static void
1048 dis_event_methods (MonoImage *m, guint32 event, MonoGenericContainer *container)
1049 {
1050 guint start, end;
1051 MonoTableInfo *msemt = &m->tables [MONO_TABLE_METHODSEMANTICS];
1052 guint32 cols [MONO_METHOD_SEMA_SIZE];
1053 char *sig;
1054 const char *type = "";
1055
1056 start = mono_metadata_methods_from_event (m, event, &end);
1057 for (; start < end; ++start) {
1058 mono_metadata_decode_row (msemt, start, cols, MONO_METHOD_SEMA_SIZE);
1059 if (!should_include_method (cols [MONO_METHOD_SEMA_METHOD]))
1060 continue;
1061 sig = dis_stringify_method_signature_full (m, NULL, cols [MONO_METHOD_SEMA_METHOD], container, TRUE, FALSE);
1062 switch (cols [MONO_METHOD_SEMA_SEMANTICS]) {
1063 case METHOD_SEMANTIC_OTHER:
1064 type = ".other"; break;
1065 case METHOD_SEMANTIC_ADD_ON:
1066 type = ".addon"; break;
1067 case METHOD_SEMANTIC_REMOVE_ON:
1068 type = ".removeon"; break;
1069 case METHOD_SEMANTIC_FIRE:
1070 type = ".fire"; break;
1071 default:
1072 break;
1073 }
1074 fprintf (output, "\t\t%s %s\n", type, sig);
1075 g_free (sig);
1076 }
1077 }
1078
1079 static void
1080 dis_event_list (MonoImage *m, guint32 typedef_row, MonoGenericContainer *container)
1081 {
1082 guint start, end, i;
1083 start = mono_metadata_events_from_typedef (m, typedef_row, &end);
1084
1085 for (i = start; i < end; ++i) {
1086 char *sig = dis_event_signature (m, i, container);
1087 fprintf (output, "\t.event %s\n\t{\n", sig);
1088 dump_cattrs (m, MONO_TOKEN_EVENT | (i + 1), "\t\t");
1089 dis_event_methods (m, i, container);
1090 fprintf (output, "\t}\n");
1091 g_free (sig);
1092 }
1093 }
1094
1095 static void
1096 dis_interfaces (MonoImage *m, guint32 typedef_row, MonoGenericContainer *container)
1097 {
1098 plocator_t loc;
1099 guint start;
1100 gboolean first_interface = 1;
1101 guint32 cols [MONO_INTERFACEIMPL_SIZE];
1102 char *intf;
1103 MonoTableInfo *table = &m->tables [MONO_TABLE_INTERFACEIMPL];
1104
1105 if (!table->base)
1106 return;
1107
1108 loc.t = table;
1109 loc.col_idx = MONO_INTERFACEIMPL_CLASS;
1110 loc.idx = typedef_row;
1111
1112 if (!bsearch (&loc, table->base, table->rows, table->row_size, table_locator))
1113 return;
1114
1115 start = loc.result;
1116 /*
1117 * We may end up in the middle of the rows...
1118 */
1119 while (start > 0) {
1120 if (loc.idx == mono_metadata_decode_row_col (table, start - 1, MONO_INTERFACEIMPL_CLASS))
1121 start--;
1122 else
1123 break;
1124 }
1125 while (start < table->rows) {
1126 mono_metadata_decode_row (table, start, cols, MONO_INTERFACEIMPL_SIZE);
1127 if (cols [MONO_INTERFACEIMPL_CLASS] != loc.idx)
1128 break;
1129 intf = get_typedef_or_ref (m, cols [MONO_INTERFACEIMPL_INTERFACE], container);
1130 if (first_interface) {
1131 fprintf (output, " \timplements %s", intf);
1132 first_interface = 0;
1133 } else {
1134 fprintf (output, ", %s", intf);
1135 }
1136 g_free (intf);
1137 ++start;
1138 }
1139 }
1140
1141 /**
1142 * dis_type:
1143 * @m: metadata context
1144 * @n: index of type to disassemble
1145 * @is_nested: nested type ?
1146 * @forward: forward declarations?
1147 *
1148 * Disassembles the type whose index in the TypeDef table is @n.
1149 */
1150 static void
1151 dis_type (MonoImage *m, int n, int is_nested, int forward)
1152 {
1153 MonoTableInfo *t = &m->tables [MONO_TABLE_TYPEDEF];
1154 guint32 cols [MONO_TYPEDEF_SIZE];
1155 guint32 cols_next [MONO_TYPEDEF_SIZE];
1156 const char *name, *nspace;
1157 char *esname, *param;
1158 MonoGenericContainer *container;
1159 guint32 packing_size, class_size;
1160 gboolean next_is_valid, last;
1161 guint32 nested;
1162
1163 if (!should_include_type (n + 1))
1164 return;
1165 mono_metadata_decode_row (t, n, cols, MONO_TYPEDEF_SIZE);
1166
1167 if (t->rows > n + 1) {
1168 mono_metadata_decode_row (t, n + 1, cols_next, MONO_TYPEDEF_SIZE);
1169 next_is_valid = 1;
1170 } else
1171 next_is_valid = 0;
1172
1173 name = mono_metadata_string_heap (m, cols [MONO_TYPEDEF_NAME]);
1174 nspace = mono_metadata_string_heap (m, cols [MONO_TYPEDEF_NAMESPACE]);
1175 if (*nspace && !is_nested) {
1176 char *esnspace;
1177 esnspace = get_escaped_name (nspace);
1178 fprintf (output, ".namespace %s\n{\n", esnspace);
1179 g_free (esnspace);
1180 }
1181
1182 container = mono_metadata_load_generic_params (m, MONO_TOKEN_TYPE_DEF | (n + 1), NULL);
1183 if (container)
1184 mono_metadata_load_generic_param_constraints (m, MONO_TOKEN_TYPE_DEF | (n + 1), container);
1185
1186 esname = get_escaped_name (name);
1187 if ((cols [MONO_TYPEDEF_FLAGS] & TYPE_ATTRIBUTE_CLASS_SEMANTIC_MASK) == TYPE_ATTRIBUTE_CLASS){
1188 fprintf (output, " .class %s%s", typedef_flags (cols [MONO_TYPEDEF_FLAGS]), esname);
1189
1190 param = get_generic_param (m, container);
1191 if (param) {
1192 fprintf (output, "%s", param);
1193 g_free (param);
1194 }
1195 fprintf (output, "\n");
1196 if (cols [MONO_TYPEDEF_EXTENDS]) {
1197 char *base = get_typedef_or_ref (m, cols [MONO_TYPEDEF_EXTENDS], container);
1198 fprintf (output, " \textends %s\n", base);
1199 g_free (base);
1200 }
1201 } else {
1202 fprintf (output, " .class interface %s%s", typedef_flags (cols [MONO_TYPEDEF_FLAGS]), esname);
1203
1204 param = get_generic_param (m, container);
1205 if (param) {
1206 fprintf (output, "%s", param);
1207 g_free (param);
1208 }
1209 fprintf (output, "\n");
1210 }
1211
1212 g_free (esname);
1213 dis_interfaces (m, n + 1, container);
1214 fprintf (output, " {\n");
1215 if (!forward) {
1216 dump_cattrs (m, MONO_TOKEN_TYPE_DEF | (n + 1), " ");
1217 dump_cattrs_for_type_params (m, MONO_TOKEN_TYPE_DEF | (n + 1), " ");
1218 dump_declarative_security (m, OBJECT_TYPE_TYPEDEF, (n + 1), " ");
1219
1220 if (mono_metadata_packing_from_typedef (m, n + 1, &packing_size, &class_size)) {
1221 fprintf (output, " .pack %d\n", packing_size);
1222 fprintf (output, " .size %d\n", class_size);
1223 }
1224 /*
1225 * The value in the table is always valid, we know we have fields
1226 * if the value stored is different than the next record.
1227 */
1228
1229 if (next_is_valid)
1230 last = cols_next [MONO_TYPEDEF_FIELD_LIST] - 1;
1231 else
1232 last = m->tables [MONO_TABLE_FIELD].rows;
1233
1234 if (cols [MONO_TYPEDEF_FIELD_LIST] && cols [MONO_TYPEDEF_FIELD_LIST] <= m->tables [MONO_TABLE_FIELD].rows)
1235 dis_field_list (m, cols [MONO_TYPEDEF_FIELD_LIST] - 1, last, container);
1236 fprintf (output, "\n");
1237
1238 if (next_is_valid)
1239 last = cols_next [MONO_TYPEDEF_METHOD_LIST] - 1;
1240 else
1241 last = m->tables [MONO_TABLE_METHOD].rows;
1242
1243 if (cols [MONO_TYPEDEF_METHOD_LIST] && cols [MONO_TYPEDEF_METHOD_LIST] <= m->tables [MONO_TABLE_METHOD].rows)
1244 dis_method_list (name, m, cols [MONO_TYPEDEF_METHOD_LIST] - 1, last, container);
1245
1246 dis_property_list (m, n, container);
1247 dis_event_list (m, n, container);
1248 }
1249
1250 t = &m->tables [MONO_TABLE_NESTEDCLASS];
1251 nested = mono_metadata_nesting_typedef (m, n + 1, 1);
1252 while (nested) {
1253 dis_type (m, mono_metadata_decode_row_col (t, nested - 1, MONO_NESTED_CLASS_NESTED) - 1, 1, forward);
1254 nested = mono_metadata_nesting_typedef (m, n + 1, nested + 1);
1255 }
1256
1257 fprintf (output, " } // end of class %s%s%s\n", nspace, *nspace? ".": "", name);
1258 if (*nspace && !is_nested)
1259 fprintf (output, "}\n");
1260 fprintf (output, "\n");
1261 }
1262
1263
1264 /**
1265 * dis_globals
1266 * @m: metadata context
1267 *
1268 * disassembles all the global fields and methods
1269 */
1270 static void
1271 dis_globals (MonoImage *m)
1272 {
1273 MonoTableInfo *t = &m->tables [MONO_TABLE_TYPEDEF];
1274 guint32 cols [MONO_TYPEDEF_SIZE];
1275 guint32 cols_next [MONO_TYPEDEF_SIZE];
1276 gboolean next_is_valid, last;
1277
1278 mono_metadata_decode_row (t, 0, cols, MONO_TYPEDEF_SIZE);
1279
1280 if (t->rows > 1) {
1281 mono_metadata_decode_row (t, 1, cols_next, MONO_TYPEDEF_SIZE);
1282 next_is_valid = 1;
1283 } else
1284 next_is_valid = 0;
1285
1286 /*
1287 * The value in the table is always valid, we know we have fields
1288 * if the value stored is different than the next record.
1289 */
1290
1291 if (next_is_valid)
1292 last = cols_next [MONO_TYPEDEF_FIELD_LIST] - 1;
1293 else
1294 last = m->tables [MONO_TABLE_FIELD].rows;
1295
1296 if (cols [MONO_TYPEDEF_FIELD_LIST] && cols [MONO_TYPEDEF_FIELD_LIST] <= m->tables [MONO_TABLE_FIELD].rows)
1297 dis_field_list (m, cols [MONO_TYPEDEF_FIELD_LIST] - 1, last, NULL);
1298 fprintf (output, "\n");
1299
1300 if (next_is_valid)
1301 last = cols_next [MONO_TYPEDEF_METHOD_LIST] - 1;
1302 else
1303 last = m->tables [MONO_TABLE_METHOD].rows;
1304
1305 if (cols [MONO_TYPEDEF_METHOD_LIST] && cols [MONO_TYPEDEF_METHOD_LIST] <= m->tables [MONO_TABLE_METHOD].rows)
1306 dis_method_list (NULL, m, cols [MONO_TYPEDEF_METHOD_LIST] - 1, last, NULL);
1307
1308 }
1309
1310 static void dis_resources_worker (MonoImage *m, gboolean just_print)
1311 {
1312 MonoTableInfo *t = &m->tables [MONO_TABLE_MANIFESTRESOURCE];
1313 int i;
1314
1315 for (i = 0; i < t->rows; i++){
1316 guint32 cols [MONO_MANIFEST_SIZE];
1317 const char *name, *res;
1318 guint32 size;
1319 FILE* fp;
1320
1321 mono_metadata_decode_row (t, i, cols, MONO_MANIFEST_SIZE);
1322 name = mono_metadata_string_heap (m, cols [MONO_MANIFEST_NAME]);
1323
1324 if (just_print)
1325 fprintf (output, "%8x: %s", cols [MONO_MANIFEST_OFFSET], name);
1326
1327 if (! (res = mono_image_get_resource (m, cols [MONO_MANIFEST_OFFSET], &size))) {
1328 if (just_print)
1329 fprintf (output, " (absent from image)\n");
1330 continue;
1331 }
1332
1333 if (just_print) {
1334 fprintf (output, " (size %u)\n", size);
1335 continue;
1336 }
1337
1338 if ( (fp = fopen (name, "ab")) ) {
1339 if (ftell (fp) == 0)
1340 fwrite (res, size, 1, fp);
1341 else
1342 g_warning ("Error creating managed resource - %s : File already exists.", name);
1343
1344 fclose (fp);
1345 } else
1346 g_warning ("Error creating managed resource - %s : %s", name, g_strerror (errno));
1347 }
1348 }
1349
1350 static void
1351 dis_mresource (MonoImage *m)
1352 {
1353 dis_resources_worker (m, FALSE);
1354 }
1355
1356 static void
1357 dis_presource (MonoImage *m)
1358 {
1359 dis_resources_worker (m, TRUE);
1360 }
1361
1362 static char *
1363 exported_type_flags (guint32 flags)
1364 {
1365 static char buffer [1024];
1366 int visibility = flags & TYPE_ATTRIBUTE_VISIBILITY_MASK;
1367
1368 buffer [0] = 0;
1369
1370 if (flags & TYPE_ATTRIBUTE_FORWARDER) {
1371 strcat (buffer, "forwarder ");
1372 return buffer;
1373 }
1374
1375 strcat (buffer, map (visibility, visibility_map));
1376 return buffer;
1377 }
1378
1379 static char *
1380 get_escaped_fullname (MonoImage *m, guint32 nspace_idx, guint32 name_idx)
1381 {
1382 const char *name, *nspace;
1383 char *fullname, *esfullname;
1384
1385 nspace = mono_metadata_string_heap (m, nspace_idx);
1386 name = mono_metadata_string_heap (m, name_idx);
1387
1388 fullname = g_strdup_printf ("%s%s%s", nspace, *nspace ? "." : "", name);
1389 esfullname = get_escaped_name (fullname);
1390
1391 g_free (fullname);
1392
1393 return esfullname;
1394 }
1395
1396 static void
1397 dis_exported_types (MonoImage *m)
1398 {
1399 MonoTableInfo *t = &m->tables [MONO_TABLE_EXPORTEDTYPE];
1400 int i;
1401
1402 for (i = 1; i <= t->rows; i++) {
1403 char *fullname;
1404 guint32 impl, idx, type_token;
1405 guint32 cols [MONO_EXP_TYPE_SIZE];
1406
1407 mono_metadata_decode_row (t, i - 1, cols, MONO_EXP_TYPE_SIZE);
1408
1409 fullname = get_escaped_fullname (m, cols [MONO_EXP_TYPE_NAMESPACE], cols [MONO_EXP_TYPE_NAME]);
1410
1411 fprintf (output, "\n");
1412 fprintf (output, ".class extern %s%s\n", exported_type_flags (cols [MONO_EXP_TYPE_FLAGS]), fullname);
1413 fprintf (output, "{\n");
1414
1415 g_free (fullname);
1416
1417 impl = cols [MONO_EXP_TYPE_IMPLEMENTATION];
1418 if (impl) {
1419 idx = impl >> MONO_IMPLEMENTATION_BITS;
1420 switch (impl & MONO_IMPLEMENTATION_MASK) {
1421 case MONO_IMPLEMENTATION_FILE:
1422 fprintf (output, " .file '%s'\n",
1423 mono_metadata_string_heap (m, mono_metadata_decode_row_col (&m->tables [MONO_TABLE_FILE], idx - 1, MONO_FILE_NAME)));
1424 break;
1425 case MONO_IMPLEMENTATION_ASSEMBLYREF:
1426 fprintf (output, " .assembly extern '%s'\n",
1427 mono_metadata_string_heap (m, mono_metadata_decode_row_col (&m->tables [MONO_TABLE_ASSEMBLYREF], idx - 1, MONO_ASSEMBLYREF_NAME)));
1428 break;
1429 case MONO_IMPLEMENTATION_EXP_TYPE:
1430 fullname = get_escaped_fullname (
1431 m,
1432 mono_metadata_decode_row_col (&m->tables [MONO_TABLE_EXPORTEDTYPE], idx - 1, MONO_EXP_TYPE_NAMESPACE),
1433 mono_metadata_decode_row_col (&m->tables [MONO_TABLE_EXPORTEDTYPE], idx - 1, MONO_EXP_TYPE_NAME));
1434 fprintf (output, " .class extern %s\n", fullname);
1435 g_free (fullname);
1436 break;
1437 default:
1438 g_assert_not_reached ();
1439 break;
1440 }
1441 }
1442
1443 type_token = cols [MONO_EXP_TYPE_TYPEDEF];
1444 if (type_token)
1445 fprintf (output, " .class 0x%08x\n", type_token | MONO_TOKEN_TYPE_DEF);
1446
1447 fprintf (output, "}\n");
1448 }
1449 }
1450
1451 /**
1452 * dis_types:
1453 * @m: metadata context
1454 *
1455 * disassembles all types in the @m context
1456 */
1457 static void
1458 dis_types (MonoImage *m, int forward)
1459 {
1460 MonoTableInfo *t = &m->tables [MONO_TABLE_TYPEDEF];
1461 int i;
1462 guint32 flags;
1463
1464 dis_globals (m);
1465
1466 for (i = 1; i < t->rows; i++) {
1467 flags = mono_metadata_decode_row_col (t, i, MONO_TYPEDEF_FLAGS);
1468 flags &= TYPE_ATTRIBUTE_VISIBILITY_MASK;
1469 if (flags == TYPE_ATTRIBUTE_PUBLIC || flags == TYPE_ATTRIBUTE_NOT_PUBLIC)
1470 dis_type (m, i, 0, forward);
1471 }
1472 }
1473
1474 static const char *
1475 get_uninitialized_data_type (guint32 size)
1476 {
1477 switch (size) {
1478 case 1:
1479 return "int8";
1480 case 2:
1481 return "int16";
1482 case 4:
1483 return "int32";
1484 case 8:
1485 return "int64";
1486 default:
1487 g_error ("get_uninitialized_data_type for size: %d\n", size);
1488 }
1489 return NULL;
1490 }
1491
1492 /**
1493 * dis_data:
1494 * @m: metadata context
1495 *
1496 * disassembles all data blobs references in the FieldRVA table in the @m context
1497 */
1498 static void
1499 dis_data (MonoImage *m)
1500 {
1501 MonoTableInfo *t = &m->tables [MONO_TABLE_FIELDRVA];
1502 MonoTableInfo *ft = &m->tables [MONO_TABLE_FIELD];
1503 int i, b;
1504 const char *rva, *sig;
1505 guint32 size;
1506 gint align;
1507 guint32 cols [MONO_FIELD_RVA_SIZE];
1508 MonoType *type;
1509
1510 for (i = 0; i < t->rows; i++) {
1511 mono_metadata_decode_row (t, i, cols, MONO_FIELD_RVA_SIZE);
1512 rva = mono_image_rva_map (m, cols [MONO_FIELD_RVA_RVA]);
1513 sig = mono_metadata_blob_heap (m, mono_metadata_decode_row_col (ft, cols [MONO_FIELD_RVA_FIELD] -1, MONO_FIELD_SIGNATURE));
1514 mono_metadata_decode_value (sig, &sig);
1515 /* FIELD signature == 0x06 */
1516 g_assert (*sig == 0x06);
1517 type = mono_metadata_parse_field_type (m, 0, sig + 1, &sig);
1518 mono_class_init (mono_class_from_mono_type (type));
1519 size = mono_type_size (type, &align);
1520
1521 if (rva) {
1522 fprintf (output, ".data D_%08x = bytearray (", cols [MONO_FIELD_RVA_RVA]);
1523 for (b = 0; b < size; ++b) {
1524 if (!(b % 16))
1525 fprintf (output, "\n\t");
1526 fprintf (output, " %02X", rva [b] & 0xff);
1527 }
1528 fprintf (output, ") // size: %d\n", size);
1529 } else
1530 fprintf (output, ".data D_%08x = %s [%d]\n",
1531 cols [MONO_FIELD_RVA_RVA], get_uninitialized_data_type (size), size);
1532 }
1533 }
1534
1535 struct {
1536 const char *name;
1537 int table;
1538 void (*dumper) (MonoImage *m);
1539 } table_list [] = {
1540 { "--assembly", MONO_TABLE_ASSEMBLY, dump_table_assembly },
1541 { "--assemblyref", MONO_TABLE_ASSEMBLYREF, dump_table_assemblyref },
1542 { "--classlayout", MONO_TABLE_CLASSLAYOUT, dump_table_class_layout },
1543 { "--constant", MONO_TABLE_CONSTANT, dump_table_constant },
1544 { "--customattr", MONO_TABLE_CUSTOMATTRIBUTE, dump_table_customattr },
1545 { "--declsec", MONO_TABLE_DECLSECURITY, dump_table_declsec },
1546 { "--event", MONO_TABLE_EVENT, dump_table_event },
1547 { "--exported", MONO_TABLE_EXPORTEDTYPE, dump_table_exported },
1548 { "--fields", MONO_TABLE_FIELD, dump_table_field },
1549 { "--file", MONO_TABLE_FILE, dump_table_file },
1550 { "--genericpar", MONO_TABLE_GENERICPARAM, dump_table_genericpar },
1551 { "--interface", MONO_TABLE_INTERFACEIMPL, dump_table_interfaceimpl },
1552 { "--manifest", MONO_TABLE_MANIFESTRESOURCE, dump_table_manifest },
1553 { "--marshal", MONO_TABLE_FIELDMARSHAL, dump_table_field_marshal },
1554 { "--memberref", MONO_TABLE_MEMBERREF, dump_table_memberref },
1555 { "--method", MONO_TABLE_METHOD, dump_table_method },
1556 { "--methodimpl", MONO_TABLE_METHODIMPL, dump_table_methodimpl },
1557 { "--methodsem", MONO_TABLE_METHODSEMANTICS, dump_table_methodsem },
1558 { "--methodspec", MONO_TABLE_METHODSPEC, dump_table_methodspec },
1559 { "--moduleref", MONO_TABLE_MODULEREF, dump_table_moduleref },
1560 { "--module", MONO_TABLE_MODULE, dump_table_module },
1561 { "--mresources", 0, dis_mresource },
1562 { "--presources", 0, dis_presource },
1563 { "--nested", MONO_TABLE_NESTEDCLASS, dump_table_nestedclass },
1564 { "--param", MONO_TABLE_PARAM, dump_table_param },
1565 { "--parconst", MONO_TABLE_GENERICPARAMCONSTRAINT, dump_table_parconstraint },
1566 { "--property", MONO_TABLE_PROPERTY, dump_table_property },
1567 { "--propertymap", MONO_TABLE_PROPERTYMAP, dump_table_property_map },
1568 { "--typedef", MONO_TABLE_TYPEDEF, dump_table_typedef },
1569 { "--typeref", MONO_TABLE_TYPEREF, dump_table_typeref },
1570 { "--typespec", MONO_TABLE_TYPESPEC, dump_table_typespec },
1571 { "--implmap", MONO_TABLE_IMPLMAP, dump_table_implmap },
1572 { "--fieldrva", MONO_TABLE_FIELDRVA, dump_table_fieldrva },
1573 { "--standalonesig", MONO_TABLE_STANDALONESIG, dump_table_standalonesig },
1574 { "--methodptr", MONO_TABLE_METHOD_POINTER, dump_table_methodptr },
1575 { "--fieldptr", MONO_TABLE_FIELD_POINTER, dump_table_fieldptr },
1576 { "--paramptr", MONO_TABLE_PARAM_POINTER, dump_table_paramptr },
1577 { "--eventptr", MONO_TABLE_EVENT_POINTER, dump_table_eventptr },
1578 { "--propertyptr", MONO_TABLE_PROPERTY_POINTER, dump_table_propertyptr },
1579 { "--blob", 0, dump_stream_blob },
1580 { "--strings", 0, dump_stream_strings },
1581 { "--userstrings", 0, dump_stream_us },
1582 { NULL, -1, }
1583 };
1584
1585 /**
1586 * disassemble_file:
1587 * @file: file containing CIL code.
1588 *
1589 * Disassembles the @file file.
1590 */
1591 static void
1592 disassemble_file (const char *file)
1593 {
1594 MonoImageOpenStatus status;
1595 MonoImage *img;
1596 MonoAssembly *assembly;
1597
1598
1599 img = mono_image_open (file, &status);
1600 if (!img) {
1601 fprintf (stderr, "Error while trying to process %s\n", file);
1602 return;
1603 } else {
1604 assembly = mono_assembly_load_from_full (img, file, &status, FALSE);
1605 }
1606
1607 setup_filter (img);
1608
1609 if (dump_table != -1){
1610 (*table_list [dump_table].dumper) (img);
1611 } else {
1612 dump_header_data (img);
1613
1614 dis_directive_assemblyref (img);
1615 dis_directive_assembly (img);
1616 dis_directive_file (img);
1617 dis_directive_mresource (img);
1618 dis_directive_module (img);
1619 dis_directive_moduleref (img);
1620 dis_exported_types (img);
1621 dis_nt_header (img);
1622 if (dump_managed_resources)
1623 dis_mresource (img);
1624 if (dump_forward_decls) {
1625 fprintf (output, "// *************** Forward Declarations for Classes ***************\n\n");
1626 dis_types (img, 1);
1627 fprintf (output, "// *************** End-Of Forward Declarations for Classes ***************\n\n");
1628 }
1629 dis_types (img, 0);
1630 dis_data (img);
1631 }
1632
1633 mono_image_close (img);
1634 }
1635
1636 typedef struct {
1637 int size;
1638 int count;
1639 int *elems;
1640 } TableFilter;
1641
1642 typedef struct {
1643 char *name;
1644 char *guid;
1645 TableFilter types;
1646 TableFilter fields;
1647 TableFilter methods;
1648 } ImageFilter;
1649
1650 static GList *filter_list = NULL;
1651 static ImageFilter *cur_filter = NULL;
1652
1653 static void
1654 setup_filter (MonoImage *image)
1655 {
1656 ImageFilter *ifilter;
1657 GList *item;
1658 const char *name = mono_image_get_name (image);
1659
1660 for (item = filter_list; item; item = item->next) {
1661 ifilter = item->data;
1662 if (strcmp (ifilter->name, name) == 0) {
1663 cur_filter = ifilter;
1664 return;
1665 }
1666 }
1667 cur_filter = NULL;
1668 }
1669
1670 static int
1671 int_cmp (const void *e1, const void *e2)
1672 {
1673 const int *i1 = e1;
1674 const int *i2 = e2;
1675 return *i1 - *i2;
1676 }
1677
1678 static gboolean
1679 table_includes (TableFilter *tf, int idx)
1680 {
1681 if (!tf->count)
1682 return FALSE;
1683 return bsearch (&idx, tf->elems, tf->count, sizeof (int), int_cmp) != NULL;
1684 }
1685
1686 static gboolean
1687 should_include_type (int idx)
1688 {
1689 if (!cur_filter)
1690 return TRUE;
1691 return table_includes (&cur_filter->types, idx);
1692 }
1693
1694 static gboolean
1695 should_include_method (int idx)
1696 {
1697 if (!cur_filter)
1698 return TRUE;
1699 return table_includes (&cur_filter->methods, idx);
1700 }
1701
1702 static gboolean
1703 should_include_field (int idx)
1704 {
1705 if (!cur_filter)
1706 return TRUE;
1707 return table_includes (&cur_filter->fields, idx);
1708 }
1709
1710 static ImageFilter*
1711 add_filter (const char *name)
1712 {
1713 ImageFilter *ifilter;
1714 GList *item;
1715
1716 for (item = filter_list; item; item = item->next) {
1717 ifilter = item->data;
1718 if (strcmp (ifilter->name, name) == 0)
1719 return ifilter;
1720 }
1721 ifilter = g_new0 (ImageFilter, 1);
1722 ifilter->name = g_strdup (name);
1723 filter_list = g_list_prepend (filter_list, ifilter);
1724 return ifilter;
1725 }
1726
1727 static void
1728 add_item (TableFilter *tf, int val)
1729 {
1730 if (tf->count >= tf->size) {
1731 if (!tf->size) {
1732 tf->size = 8;
1733 tf->elems = g_malloc (sizeof (int) * tf->size);
1734 } else {
1735 tf->size *= 2;
1736 tf->elems = g_realloc (tf->elems, sizeof (int) * tf->size);
1737 }
1738 }
1739 tf->elems [tf->count++] = val;
1740 }
1741
1742 static void
1743 sort_filter_elems (void)
1744 {
1745 ImageFilter *ifilter;
1746 GList *item;
1747
1748 for (item = filter_list; item; item = item->next) {
1749 ifilter = item->data;
1750 qsort (ifilter->types.elems, ifilter->types.count, sizeof (int), int_cmp);
1751 qsort (ifilter->fields.elems, ifilter->fields.count, sizeof (int), int_cmp);
1752 qsort (ifilter->methods.elems, ifilter->methods.count, sizeof (int), int_cmp);
1753 }
1754 }
1755
1756 static void
1757 load_filter (const char* filename)
1758 {
1759 FILE *file;
1760 char buf [1024];
1761 char *p, *s, *endptr;
1762 int line = 0;
1763 ImageFilter *ifilter = NULL;
1764 int value = 0;
1765
1766 if (!(file = fopen (filename, "r"))) {
1767 g_print ("Cannot open filter file '%s'\n", filename);
1768 exit (1);
1769 }
1770 while (fgets (buf, sizeof (buf), file) != NULL) {
1771 ++line;
1772 s = buf;
1773 while (*s && g_ascii_isspace (*s)) ++s;
1774 switch (*s) {
1775 case 0:
1776 case '#':
1777 break;
1778 case '[':
1779 p = strchr (s, ']');
1780 if (!p)
1781 g_error ("No matching ']' in filter at line %d\n", line);
1782 *p = 0;
1783 ifilter = add_filter (s + 1);
1784 break;
1785 case 'T':
1786 if (!ifilter)
1787 g_error ("Invalid format in filter at line %d\n", line);
1788 if ((s [1] != ':') || !(value = strtol (s + 2, &endptr, 0)) || (endptr == s + 2))
1789 g_error ("Invalid type number in filter at line %d\n", line);
1790 add_item (&ifilter->types, value);
1791 break;
1792 case 'M':
1793 if (!ifilter)
1794 g_error ("Invalid format in filter at line %d\n", line);
1795 if ((s [1] != ':') || !(value = strtol (s + 2, &endptr, 0)) || (endptr == s + 2))
1796 g_error ("Invalid method number in filter at line %d\n", line);
1797 add_item (&ifilter->methods, value);
1798 break;
1799 case 'F':
1800 if (!ifilter)
1801 g_error ("Invalid format in filter at line %d\n", line);
1802 if ((s [1] != ':') || !(value = strtol (s + 2, &endptr, 0)) || (endptr == s + 2))
1803 g_error ("Invalid field number in filter at line %d\n", line);
1804 add_item (&ifilter->fields, value);
1805 break;
1806 default:
1807 g_error ("Invalid format in filter at line %d\n", line);
1808 }
1809 }
1810 fclose (file);
1811 sort_filter_elems ();
1812 }
1813
1814
1815 static gboolean
1816 try_load_from (MonoAssembly **assembly, const gchar *path1, const gchar *path2,
1817 const gchar *path3, const gchar *path4, gboolean refonly)
1818 {
1819 gchar *fullpath;
1820
1821 *assembly = NULL;
1822 fullpath = g_build_filename (path1, path2, path3, path4, NULL);
1823 if (g_file_test (fullpath, G_FILE_TEST_IS_REGULAR))
1824 *assembly = mono_assembly_open_full (fullpath, NULL, refonly);
1825
1826 g_free (fullpath);
1827 return (*assembly != NULL);
1828 }
1829
1830 static MonoAssembly *
1831 real_load (gchar **search_path, const gchar *culture, const gchar *name, gboolean refonly)
1832 {
1833 MonoAssembly *result = NULL;
1834 gchar **path;
1835 gchar *filename;
1836 const gchar *local_culture;
1837 gint len;
1838
1839 if (!culture || *culture == '\0') {
1840 local_culture = "";
1841 } else {
1842 local_culture = culture;
1843 }
1844
1845 filename = g_strconcat (name, ".dll", NULL);
1846 len = strlen (filename);
1847
1848 for (path = search_path; *path; path++) {
1849 if (**path == '\0')
1850 continue; /* Ignore empty ApplicationBase */
1851
1852 /* See test cases in bug #58992 and bug #57710 */
1853 /* 1st try: [culture]/[name].dll (culture may be empty) */
1854 strcpy (filename + len - 4, ".dll");
1855 if (try_load_from (&result, *path, local_culture, "", filename, refonly))
1856 break;
1857
1858 /* 2nd try: [culture]/[name].exe (culture may be empty) */
1859 strcpy (filename + len - 4, ".exe");
1860 if (try_load_from (&result, *path, local_culture, "", filename, refonly))
1861 break;
1862
1863 /* 3rd try: [culture]/[name]/[name].dll (culture may be empty) */
1864 strcpy (filename + len - 4, ".dll");
1865 if (try_load_from (&result, *path, local_culture, name, filename, refonly))
1866 break;
1867
1868 /* 4th try: [culture]/[name]/[name].exe (culture may be empty) */
1869 strcpy (filename + len - 4, ".exe");
1870 if (try_load_from (&result, *path, local_culture, name, filename, refonly))
1871 break;
1872 }
1873
1874 g_free (filename);
1875 return result;
1876 }
1877
1878 /*
1879 * Try to load referenced assemblies from assemblies_path.
1880 */
1881 static MonoAssembly *
1882 monodis_preload (MonoAssemblyName *aname,
1883 gchar **assemblies_path,
1884 gpointer user_data)
1885 {
1886 MonoAssembly *result = NULL;
1887 gboolean refonly = GPOINTER_TO_UINT (user_data);
1888
1889 if (assemblies_path && assemblies_path [0] != NULL) {
1890 result = real_load (assemblies_path, aname->culture, aname->name, refonly);
1891 }
1892
1893 return result;
1894 }
1895
1896 static GList *loaded_assemblies = NULL;
1897
1898 static void
1899 monodis_assembly_load_hook (MonoAssembly *assembly, gpointer user_data)
1900 {
1901 loaded_assemblies = g_list_prepend (loaded_assemblies, assembly);
1902 }
1903
1904 static MonoAssembly *
1905 monodis_assembly_search_hook (MonoAssemblyName *aname, gpointer user_data)
1906 {
1907 GList *tmp;
1908
1909 for (tmp = loaded_assemblies; tmp; tmp = tmp->next) {
1910 MonoAssembly *ass = tmp->data;
1911 if (mono_assembly_names_equal (aname, &ass->aname))
1912 return ass;
1913 }
1914 return NULL;
1915 }
1916
1917 static void
1918 usage (void)
1919 {
1920 GString *args = g_string_new ("[--output=filename] [--filter=filename] [--help] [--mscorlib]\n");
1921 int i;
1922
1923 for (i = 0; table_list [i].name != NULL; i++){
1924 g_string_append (args, "[");
1925 g_string_append (args, table_list [i].name);
1926 g_string_append (args, "] ");
1927 if (((i-2) % 5) == 0)
1928 g_string_append_c (args, '\n');
1929 }
1930 g_string_append (args, "[--forward-decls]");
1931 fprintf (stderr,
1932 "monodis -- Mono Common Intermediate Language Disassembler\n"
1933 "Usage is: monodis %s file ..\n", args->str);
1934 exit (1);
1935 }
1936
1937 int
1938 main (int argc, char *argv [])
1939 {
1940 GList *input_files = NULL, *l;
1941 int i, j;
1942
1943 output = stdout;
1944 init_key_table ();
1945 for (i = 1; i < argc; i++){
1946 if (argv [i][0] == '-'){
1947 if (argv [i][1] == 'h')
1948 usage ();
1949 else if (argv [i][1] == 'd')
1950 dump_header_data_p = TRUE;
1951 else if (strcmp (argv [i], "--mscorlib") == 0) {
1952 substitute_with_mscorlib_p = TRUE;
1953 continue;
1954 } else if (strcmp (argv [i], "--show-method-tokens") == 0) {
1955 show_method_tokens = TRUE;
1956 continue;
1957 } else if (strcmp (argv [i], "--show-tokens") == 0) {
1958 show_tokens = TRUE;
1959 continue;
1960 } else if (strncmp (argv [i], "--output=", 9) == 0) {
1961 output = fopen (argv [i]+9, "w");
1962 if (output == NULL) {
1963 fprintf (stderr, "Can't open output file `%s': %s\n",
1964 argv [i]+9, strerror (errno));
1965 exit (1);
1966 }
1967 dump_managed_resources = TRUE;
1968 continue;
1969 } else if (strncmp (argv [i], "--filter=", 9) == 0) {
1970 load_filter (argv [i]+9);
1971 continue;
1972 } else if (strcmp (argv [i], "--forward-decls") == 0) {
1973 dump_forward_decls = TRUE;
1974 continue;
1975 } else if (strcmp (argv [i], "--help") == 0)
1976 usage ();
1977 for (j = 0; table_list [j].name != NULL; j++) {
1978 if (strcmp (argv [i], table_list [j].name) == 0)
1979 dump_table = j;
1980 }
1981 if (dump_table < 0)
1982 usage ();
1983 } else
1984 input_files = g_list_append (input_files, argv [i]);
1985 }
1986
1987 if (input_files == NULL)
1988 usage ();
1989
1990 mono_install_assembly_load_hook (monodis_assembly_load_hook, NULL);
1991 mono_install_assembly_search_hook (monodis_assembly_search_hook, NULL);
1992
1993 /*
1994 * If we just have one file, use the corlib version it requires.
1995 */
1996 if (!input_files->next) {
1997 char *filename = input_files->data;
1998
1999 mono_init_from_assembly (argv [0], filename);
2000
2001 mono_install_assembly_preload_hook (monodis_preload, GUINT_TO_POINTER (FALSE));
2002
2003 disassemble_file (filename);
2004 } else {
2005 mono_init (argv [0]);
2006
2007 for (l = input_files; l; l = l->next)
2008 disassemble_file (l->data);
2009 }
2010
2011 return 0;
2012 }
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