2 * loader.c: Image Loader
5 * Paolo Molaro (lupus@ximian.com)
6 * Miguel de Icaza (miguel@ximian.com)
7 * Patrik Torstensson (patrik.torstensson@labs2.com)
9 * (C) 2001 Ximian, Inc.
11 * This file is used by the interpreter and the JIT engine to locate
12 * assemblies. Used to load AssemblyRef and later to resolve various
16 * This should keep track of the assembly versions that we are loading.
25 #include <mono/metadata/metadata.h>
26 #include <mono/metadata/image.h>
27 #include <mono/metadata/assembly.h>
28 #include <mono/metadata/tokentype.h>
29 #include <mono/metadata/cil-coff.h>
30 #include <mono/metadata/tabledefs.h>
31 #include <mono/metadata/metadata-internals.h>
32 #include <mono/metadata/loader.h>
33 #include <mono/metadata/class-internals.h>
34 #include <mono/metadata/debug-helpers.h>
35 #include <mono/metadata/reflection.h>
36 #include <mono/utils/mono-logger.h>
38 MonoDefaults mono_defaults;
41 * This lock protects the hash tables inside MonoImage used by the metadata
42 * loading functions in class.c and loader.c.
44 static CRITICAL_SECTION loader_mutex;
48 * This TLS variable contains the last type load error encountered by the loader.
50 guint32 loader_error_thread_id;
55 InitializeCriticalSection (&loader_mutex);
57 loader_error_thread_id = TlsAlloc ();
61 * Handling of type load errors should be done as follows:
63 * If something could not be loaded, the loader should call one of the
64 * mono_loader_set_error_XXX functions ()
65 * with the appropriate arguments, then return NULL to report the failure. The error
66 * should be propagated until it reaches code which can throw managed exceptions. At that
67 * point, an exception should be thrown based on the information returned by
68 * mono_loader_get_error (). Then the error should be cleared by calling
69 * mono_loader_clear_error ().
73 set_loader_error (MonoLoaderError *error)
75 TlsSetValue (loader_error_thread_id, error);
79 * mono_loader_set_error_type_load:
81 * Set the loader error for this thread. CLASS_NAME and ASSEMBLY_NAME should be
82 * dynamically allocated strings whose ownership is passed to this function.
85 mono_loader_set_error_type_load (char *class_name, char *assembly_name)
87 MonoLoaderError *error;
89 if (mono_loader_get_last_error ()) {
91 g_free (assembly_name);
95 error = g_new0 (MonoLoaderError, 1);
96 error->kind = MONO_LOADER_ERROR_TYPE;
97 error->class_name = class_name;
98 error->assembly_name = assembly_name;
100 set_loader_error (error);
104 * mono_loader_set_error_method_load:
106 * Set the loader error for this thread. MEMBER_NAME should point to a string
110 mono_loader_set_error_method_load (MonoClass *klass, const char *member_name)
112 MonoLoaderError *error;
114 /* FIXME: Store the signature as well */
115 if (mono_loader_get_last_error ())
118 error = g_new0 (MonoLoaderError, 1);
119 error->kind = MONO_LOADER_ERROR_METHOD;
120 error->klass = klass;
121 error->member_name = member_name;
123 set_loader_error (error);
127 * mono_loader_set_error_field_load:
129 * Set the loader error for this thread. MEMBER_NAME should point to a string
133 mono_loader_set_error_field_load (MonoClass *klass, const char *member_name)
135 MonoLoaderError *error;
137 /* FIXME: Store the signature as well */
138 if (mono_loader_get_last_error ())
141 error = g_new0 (MonoLoaderError, 1);
142 error->kind = MONO_LOADER_ERROR_FIELD;
143 error->klass = klass;
144 error->member_name = member_name;
146 set_loader_error (error);
150 * mono_loader_get_last_error:
152 * Returns information about the last type load exception encountered by the loader, or
153 * NULL. After use, the exception should be cleared by calling mono_loader_clear_error.
156 mono_loader_get_last_error (void)
158 return (MonoLoaderError*)TlsGetValue (loader_error_thread_id);
162 mono_loader_clear_error (void)
164 MonoLoaderError *ex = (MonoLoaderError*)TlsGetValue (loader_error_thread_id);
168 g_free (ex->class_name);
169 g_free (ex->assembly_name);
172 TlsSetValue (loader_error_thread_id, NULL);
175 static MonoClassField*
176 field_from_memberref (MonoImage *image, guint32 token, MonoClass **retklass,
177 MonoGenericContext *context)
180 MonoClassField *field;
181 MonoTableInfo *tables = image->tables;
183 guint32 nindex, class;
186 guint32 idx = mono_metadata_token_index (token);
188 if (image->dynamic) {
189 MonoClassField *result = mono_lookup_dynamic_token (image, token);
190 *retklass = result->parent;
194 mono_metadata_decode_row (&tables [MONO_TABLE_MEMBERREF], idx-1, cols, MONO_MEMBERREF_SIZE);
195 nindex = cols [MONO_MEMBERREF_CLASS] >> MONO_MEMBERREF_PARENT_BITS;
196 class = cols [MONO_MEMBERREF_CLASS] & MONO_MEMBERREF_PARENT_MASK;
198 fname = mono_metadata_string_heap (image, cols [MONO_MEMBERREF_NAME]);
200 ptr = mono_metadata_blob_heap (image, cols [MONO_MEMBERREF_SIGNATURE]);
201 mono_metadata_decode_blob_size (ptr, &ptr);
202 /* we may want to check the signature here... */
205 case MONO_MEMBERREF_PARENT_TYPEREF:
206 klass = mono_class_from_typeref (image, MONO_TOKEN_TYPE_REF | nindex);
208 char *name = mono_class_name_from_token (image, MONO_TOKEN_TYPE_REF | nindex, context);
209 g_warning ("Missing field %s in class %s (typeref index %d)", fname, name, nindex);
213 mono_class_init (klass);
216 field = mono_class_get_field_from_name (klass, fname);
218 case MONO_MEMBERREF_PARENT_TYPESPEC: {
219 /*guint32 bcols [MONO_TYPESPEC_SIZE];
223 mono_metadata_decode_row (&tables [MONO_TABLE_TYPESPEC], nindex - 1,
224 bcols, MONO_TYPESPEC_SIZE);
225 ptr = mono_metadata_blob_heap (image, bcols [MONO_TYPESPEC_SIGNATURE]);
226 len = mono_metadata_decode_value (ptr, &ptr);
227 type = mono_metadata_parse_type (image, MONO_PARSE_TYPE, 0, ptr, &ptr);
229 klass = mono_class_from_mono_type (type);
230 mono_class_init (klass);
231 g_print ("type in sig: %s\n", klass->name);*/
232 klass = mono_class_get_full (image, MONO_TOKEN_TYPE_SPEC | nindex, context);
233 mono_class_init (klass);
236 field = mono_class_get_field_from_name (klass, fname);
240 g_warning ("field load from %x", class);
245 mono_loader_set_error_field_load (klass, fname);
251 mono_field_from_token (MonoImage *image, guint32 token, MonoClass **retklass,
252 MonoGenericContext *context)
256 MonoClassField *field;
258 if (image->dynamic) {
259 MonoClassField *result = mono_lookup_dynamic_token (image, token);
260 *retklass = result->parent;
265 if ((field = g_hash_table_lookup (image->field_cache, GUINT_TO_POINTER (token)))) {
266 *retklass = field->parent;
267 mono_loader_unlock ();
270 mono_loader_unlock ();
272 if (mono_metadata_token_table (token) == MONO_TABLE_MEMBERREF)
273 field = field_from_memberref (image, token, retklass, context);
275 type = mono_metadata_typedef_from_field (image, mono_metadata_token_index (token));
278 k = mono_class_get (image, MONO_TOKEN_TYPE_DEF | type);
284 field = mono_class_get_field (k, token);
288 if (field && !field->parent->generic_class)
289 g_hash_table_insert (image->field_cache, GUINT_TO_POINTER (token), field);
290 mono_loader_unlock ();
295 mono_metadata_signature_vararg_match (MonoMethodSignature *sig1, MonoMethodSignature *sig2)
299 if (sig1->hasthis != sig2->hasthis ||
300 sig1->sentinelpos != sig2->sentinelpos)
303 for (i = 0; i < sig1->sentinelpos; i++) {
304 MonoType *p1 = sig1->params[i];
305 MonoType *p2 = sig2->params[i];
307 /*if (p1->attrs != p2->attrs)
310 if (!mono_metadata_type_equal (p1, p2))
314 if (!mono_metadata_type_equal (sig1->ret, sig2->ret))
320 find_method_in_class (MonoClass *klass, const char *name, const char *qname,
321 const char *fqname, MonoMethodSignature *sig)
323 MonoGenericContext *context = NULL;
326 if (klass->generic_container)
327 context = &klass->generic_container->context;
328 else if (klass->generic_class)
329 context = klass->generic_class->context;
331 mono_class_setup_methods (klass);
332 for (i = 0; i < klass->method.count; ++i) {
333 MonoMethod *m = klass->methods [i];
335 if (!((fqname && !strcmp (m->name, fqname)) ||
336 (qname && !strcmp (m->name, qname)) || !strcmp (m->name, name)))
339 if (sig->call_convention == MONO_CALL_VARARG) {
340 if (mono_metadata_signature_vararg_match (sig, mono_method_signature (m)))
343 MonoMethodSignature *msig = mono_method_signature_full (m, context);
344 if (mono_metadata_signature_equal (sig, msig))
353 find_method (MonoClass *klass, MonoClass *ic, const char* name, MonoMethodSignature *sig)
356 char *qname, *fqname, *class_name;
357 gboolean is_interface;
358 MonoMethod *result = NULL;
360 is_interface = MONO_CLASS_IS_INTERFACE (klass);
363 class_name = mono_type_get_name_full (&ic->byval_arg, MONO_TYPE_NAME_FORMAT_IL);
365 qname = g_strconcat (class_name, ".", name, NULL);
366 if (ic->name_space && ic->name_space [0])
367 fqname = g_strconcat (ic->name_space, ".", class_name, ".", name, NULL);
371 class_name = qname = fqname = NULL;
374 result = find_method_in_class (klass, name, qname, fqname, sig);
378 if (name [0] == '.' && (!strcmp (name, ".ctor") || !strcmp (name, ".cctor")))
381 for (i = 0; i < klass->interface_count; i++) {
382 MonoClass *ic = klass->interfaces [i];
384 result = find_method_in_class (ic, name, qname, fqname, sig);
389 klass = klass->parent;
393 result = find_method_in_class (mono_defaults.object_class, name, qname, fqname, sig);
403 * token is the method_ref or method_def token used in a call IL instruction.
406 mono_method_get_signature_full (MonoMethod *method, MonoImage *image, guint32 token, MonoGenericContext *context)
408 int table = mono_metadata_token_table (token);
409 int idx = mono_metadata_token_index (token);
410 guint32 cols [MONO_MEMBERREF_SIZE];
411 MonoMethodSignature *sig, *prev_sig;
414 /* !table is for wrappers: we should really assign their own token to them */
415 if (!table || table == MONO_TABLE_METHOD)
416 return mono_method_signature (method);
418 if (table == MONO_TABLE_METHODSPEC) {
419 g_assert (!(method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) &&
420 !(method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) &&
421 mono_method_signature (method));
422 g_assert (method->is_inflated);
424 return mono_method_signature (method);
427 if (method->klass->generic_class)
428 return mono_method_signature (method);
431 /* FIXME: This might be incorrect for vararg methods */
432 return mono_method_signature (method);
435 sig = g_hash_table_lookup (image->memberref_signatures, GUINT_TO_POINTER (token));
436 mono_loader_unlock ();
438 mono_metadata_decode_row (&image->tables [MONO_TABLE_MEMBERREF], idx-1, cols, MONO_MEMBERREF_SIZE);
440 ptr = mono_metadata_blob_heap (image, cols [MONO_MEMBERREF_SIGNATURE]);
441 mono_metadata_decode_blob_size (ptr, &ptr);
442 sig = mono_metadata_parse_method_signature_full (image, context, 0, ptr, NULL);
445 prev_sig = g_hash_table_lookup (image->memberref_signatures, GUINT_TO_POINTER (token));
447 /* Somebody got in before us */
448 /* FIXME: Free sig */
452 g_hash_table_insert (image->memberref_signatures, GUINT_TO_POINTER (token), sig);
453 mono_loader_unlock ();
456 sig = mono_class_inflate_generic_signature (image, sig, context);
462 mono_method_get_signature (MonoMethod *method, MonoImage *image, guint32 token)
464 return mono_method_get_signature_full (method, image, token, NULL);
468 method_from_memberref (MonoImage *image, guint32 idx, MonoGenericContext *context)
470 MonoClass *klass = NULL;
471 MonoMethod *method = NULL;
472 MonoTableInfo *tables = image->tables;
474 guint32 nindex, class;
475 MonoGenericClass *gclass = NULL;
476 MonoGenericContainer *container = NULL;
478 MonoMethodSignature *sig;
481 mono_metadata_decode_row (&tables [MONO_TABLE_MEMBERREF], idx-1, cols, 3);
482 nindex = cols [MONO_MEMBERREF_CLASS] >> MONO_MEMBERREF_PARENT_BITS;
483 class = cols [MONO_MEMBERREF_CLASS] & MONO_MEMBERREF_PARENT_MASK;
484 /*g_print ("methodref: 0x%x 0x%x %s\n", class, nindex,
485 mono_metadata_string_heap (m, cols [MONO_MEMBERREF_NAME]));*/
487 mname = mono_metadata_string_heap (image, cols [MONO_MEMBERREF_NAME]);
490 case MONO_MEMBERREF_PARENT_TYPEREF:
491 klass = mono_class_from_typeref (image, MONO_TOKEN_TYPE_REF | nindex);
493 char *name = mono_class_name_from_token (image, MONO_TOKEN_TYPE_REF | nindex, context);
494 g_warning ("Missing method %s in assembly %s, type %s", mname, image->name, name);
499 case MONO_MEMBERREF_PARENT_TYPESPEC:
500 klass = mono_class_get_full (image, MONO_TOKEN_TYPE_SPEC | nindex, context);
502 char *name = mono_class_name_from_token (image, MONO_TOKEN_TYPE_SPEC | nindex, context);
503 g_warning ("Missing method %s in assembly %s, type %s", mname, image->name, name);
508 case MONO_MEMBERREF_PARENT_TYPEDEF:
509 klass = mono_class_get (image, MONO_TOKEN_TYPE_DEF | nindex);
511 char *name = mono_class_name_from_token (image, MONO_TOKEN_TYPE_DEF | nindex, context);
512 g_warning ("Missing method %s in assembly %s, type %s", mname, image->name, name);
517 case MONO_MEMBERREF_PARENT_METHODDEF:
518 return mono_get_method (image, MONO_TOKEN_METHOD_DEF | nindex, NULL);
520 g_error ("Memberref parent unknown: class: %d, index %d", class, nindex);
521 g_assert_not_reached ();
525 if (klass->generic_class) {
526 gclass = klass->generic_class;
527 klass = gclass->container_class;
529 if (klass->generic_container)
530 container = klass->generic_container;
531 mono_class_init (klass);
533 ptr = mono_metadata_blob_heap (image, cols [MONO_MEMBERREF_SIGNATURE]);
534 mono_metadata_decode_blob_size (ptr, &ptr);
535 sig = mono_metadata_parse_method_signature_full (image, (MonoGenericContext *) container, 0, ptr, NULL);
538 case MONO_MEMBERREF_PARENT_TYPEREF:
539 method = find_method (klass, NULL, mname, sig);
541 mono_loader_set_error_method_load (klass, mname);
542 mono_metadata_free_method_signature (sig);
544 case MONO_MEMBERREF_PARENT_TYPESPEC: {
548 type = &klass->byval_arg;
550 if (type->type != MONO_TYPE_ARRAY && type->type != MONO_TYPE_SZARRAY) {
551 method = find_method (klass, NULL, mname, sig);
553 g_warning ("Missing method %s in assembly %s, type %s", mname, image->name, mono_class_get_name (klass));
554 else if (klass->generic_class && (klass != method->klass))
555 method = mono_class_inflate_generic_method (
556 method, klass->generic_class->context);
557 mono_metadata_free_method_signature (sig);
561 result = (MonoMethod *)g_new0 (MonoMethodPInvoke, 1);
562 result->klass = mono_class_get (image, MONO_TOKEN_TYPE_SPEC | nindex);
563 result->iflags = METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL;
564 result->signature = sig;
565 result->name = mname;
567 if (!strcmp (mname, ".ctor")) {
568 /* we special-case this in the runtime. */
572 if (!strcmp (mname, "Set")) {
573 g_assert (sig->hasthis);
574 g_assert (type->data.array->rank + 1 == sig->param_count);
575 result->iflags |= METHOD_IMPL_ATTRIBUTE_RUNTIME;
579 if (!strcmp (mname, "Get")) {
580 g_assert (sig->hasthis);
581 g_assert (type->data.array->rank == sig->param_count);
582 result->iflags |= METHOD_IMPL_ATTRIBUTE_RUNTIME;
586 if (!strcmp (mname, "Address")) {
587 g_assert (sig->hasthis);
588 g_assert (type->data.array->rank == sig->param_count);
589 result->iflags |= METHOD_IMPL_ATTRIBUTE_RUNTIME;
593 g_assert_not_reached ();
596 case MONO_MEMBERREF_PARENT_TYPEDEF:
597 method = find_method (klass, NULL, mname, sig);
599 g_warning ("Missing method %s in assembly %s, type %s", mname, image->name, mono_class_get_name (klass));
600 mono_metadata_free_method_signature (sig);
603 g_error ("Memberref parent unknown: class: %d, index %d", class, nindex);
604 g_assert_not_reached ();
608 method = mono_class_inflate_generic_method (method, gclass->context);
614 method_from_methodspec (MonoImage *image, MonoGenericContext *context, guint32 idx)
616 MonoMethod *method, *inflated;
617 MonoTableInfo *tables = image->tables;
618 MonoGenericContext *new_context = NULL;
619 MonoGenericMethod *gmethod;
620 MonoGenericContainer *container = NULL;
622 guint32 cols [MONO_METHODSPEC_SIZE];
623 guint32 token, param_count;
625 mono_metadata_decode_row (&tables [MONO_TABLE_METHODSPEC], idx - 1, cols, MONO_METHODSPEC_SIZE);
626 token = cols [MONO_METHODSPEC_METHOD];
627 if ((token & MONO_METHODDEFORREF_MASK) == MONO_METHODDEFORREF_METHODDEF)
628 token = MONO_TOKEN_METHOD_DEF | (token >> MONO_METHODDEFORREF_BITS);
630 token = MONO_TOKEN_MEMBER_REF | (token >> MONO_METHODDEFORREF_BITS);
632 method = mono_get_method (image, token, NULL);
633 method = mono_get_inflated_method (method);
635 ptr = mono_metadata_blob_heap (image, cols [MONO_METHODSPEC_SIGNATURE]);
637 mono_metadata_decode_value (ptr, &ptr);
639 param_count = mono_metadata_decode_value (ptr, &ptr);
641 g_assert (param_count);
642 if (method->is_inflated)
643 container = ((MonoMethodNormal *) ((MonoMethodInflated *) method)->declaring)->generic_container;
645 container = ((MonoMethodNormal *) method)->generic_container;
646 g_assert (container && container->is_method);
649 g_assert (context->container);
650 container->parent = context->container;
651 if (container->parent->is_method)
652 container->parent = container->parent->parent;
655 gmethod = g_new0 (MonoGenericMethod, 1);
656 gmethod->generic_class = method->klass->generic_class;
657 gmethod->container = container;
659 if (context && context->gmethod)
660 new_context = &context->gmethod->container->context;
661 else if (context && context->gclass)
662 new_context = &context->gclass->container_class->generic_container->context;
664 new_context = context ? &context->container->context : NULL;
666 gmethod->inst = mono_metadata_parse_generic_inst (
667 image, new_context, param_count, ptr, &ptr);
670 gmethod->inst = mono_metadata_inflate_generic_inst (gmethod->inst, context);
672 if (!container->method_hash)
673 container->method_hash = g_hash_table_new (
674 (GHashFunc)mono_metadata_generic_method_hash, (GEqualFunc)mono_metadata_generic_method_equal);
676 inflated = g_hash_table_lookup (container->method_hash, gmethod);
683 new_context = g_new0 (MonoGenericContext, 1);
684 new_context->container = container;
685 new_context->gmethod = gmethod;
687 context = new_context;
689 new_context = g_new0 (MonoGenericContext, 1);
690 new_context->container = container;
691 new_context->gmethod = gmethod;
692 new_context->gclass = context->gclass;
694 context = new_context;
697 mono_stats.generics_metadata_size += sizeof (MonoGenericMethod) +
698 sizeof (MonoGenericContext) + param_count * sizeof (MonoType);
700 inflated = mono_class_inflate_generic_method (method, context);
701 g_hash_table_insert (container->method_hash, gmethod, inflated);
704 context->gclass = inflated->klass->generic_class;
708 typedef struct MonoDllMap MonoDllMap;
717 static GHashTable *global_dll_map;
720 mono_dllmap_lookup_hash (GHashTable *dll_map, const char *dll, const char* func, const char **rdll, const char **rfunc) {
721 MonoDllMap *map, *tmp;
730 map = g_hash_table_lookup (dll_map, dll);
732 mono_loader_unlock ();
735 *rdll = map->target? map->target: dll;
737 for (tmp = map->next; tmp; tmp = tmp->next) {
738 if (strcmp (func, tmp->name) == 0) {
742 mono_loader_unlock ();
747 mono_loader_unlock ();
752 mono_dllmap_lookup (MonoImage *assembly, const char *dll, const char* func, const char **rdll, const char **rfunc)
755 if (assembly && assembly->dll_map) {
756 res = mono_dllmap_lookup_hash (assembly->dll_map, dll, func, rdll, rfunc);
760 return mono_dllmap_lookup_hash (global_dll_map, dll, func, rdll, rfunc);
764 mono_dllmap_insert (MonoImage *assembly, const char *dll, const char *func, const char *tdll, const char *tfunc) {
765 MonoDllMap *map, *entry;
766 GHashTable *dll_map = NULL;
772 global_dll_map = g_hash_table_new (g_str_hash, g_str_equal);
773 dll_map = global_dll_map;
775 if (!assembly->dll_map)
776 assembly->dll_map = g_hash_table_new (g_str_hash, g_str_equal);
777 dll_map = assembly->dll_map;
780 map = g_hash_table_lookup (dll_map, dll);
782 map = g_new0 (MonoDllMap, 1);
783 map->dll = g_strdup (dll);
785 map->target = g_strdup (tdll);
786 g_hash_table_insert (dll_map, map->dll, map);
789 entry = g_new0 (MonoDllMap, 1);
790 entry->name = g_strdup (func);
792 entry->target = g_strdup (tfunc);
793 if (tdll && map->target && strcmp (map->target, tdll))
794 entry->dll = g_strdup (tdll);
795 entry->next = map->next;
799 mono_loader_unlock ();
803 mono_lookup_pinvoke_call (MonoMethod *method, const char **exc_class, const char **exc_arg)
805 MonoImage *image = method->klass->image;
806 MonoMethodPInvoke *piinfo = (MonoMethodPInvoke *)method;
807 MonoTableInfo *tables = image->tables;
808 MonoTableInfo *im = &tables [MONO_TABLE_IMPLMAP];
809 MonoTableInfo *mr = &tables [MONO_TABLE_MODULEREF];
810 guint32 im_cols [MONO_IMPLMAP_SIZE];
812 const char *import = NULL;
813 const char *orig_scope;
814 const char *new_scope;
815 char *full_name, *file_name;
817 GModule *gmodule = NULL;
819 g_assert (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL);
824 if (method->klass->image->dynamic) {
825 MonoReflectionMethodAux *method_aux =
826 g_hash_table_lookup (
827 ((MonoDynamicImage*)method->klass->image)->method_aux_hash, method);
831 import = method_aux->dllentry;
832 orig_scope = method_aux->dll;
835 if (!piinfo->implmap_idx)
838 mono_metadata_decode_row (im, piinfo->implmap_idx - 1, im_cols, MONO_IMPLMAP_SIZE);
840 piinfo->piflags = im_cols [MONO_IMPLMAP_FLAGS];
841 import = mono_metadata_string_heap (image, im_cols [MONO_IMPLMAP_NAME]);
842 scope_token = mono_metadata_decode_row_col (mr, im_cols [MONO_IMPLMAP_SCOPE] - 1, MONO_MODULEREF_NAME);
843 orig_scope = mono_metadata_string_heap (image, scope_token);
846 mono_dllmap_lookup (image, orig_scope, import, &new_scope, &import);
848 mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_DLLIMPORT,
849 "DllImport attempting to load: '%s'.", new_scope);
856 /* we allow a special name to dlopen from the running process namespace */
857 if (strcmp (new_scope, "__Internal") == 0)
858 gmodule = g_module_open (NULL, G_MODULE_BIND_LAZY);
861 * Try loading the module using a variety of names
863 for (i = 0; i < 4; ++i) {
866 /* Try the original name */
867 file_name = g_strdup (new_scope);
870 /* Try trimming the .dll extension */
871 if (strstr (new_scope, ".dll") == (new_scope + strlen (new_scope) - 4)) {
872 file_name = g_strdup (new_scope);
873 file_name [strlen (new_scope) - 4] = '\0';
879 if (strstr (new_scope, "lib") != new_scope) {
880 file_name = g_strdup_printf ("lib%s", new_scope);
886 #ifndef PLATFORM_WIN32
887 if (!g_ascii_strcasecmp ("user32.dll", new_scope) ||
888 !g_ascii_strcasecmp ("kernel32.dll", new_scope) ||
889 !g_ascii_strcasecmp ("user32", new_scope) ||
890 !g_ascii_strcasecmp ("kernel", new_scope)) {
891 file_name = g_strdup ("libMonoSupportW.so");
895 #ifndef PLATFORM_WIN32
901 full_name = g_module_build_path (NULL, file_name);
902 mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_DLLIMPORT,
903 "DllImport loading location: '%s'.", full_name);
904 gmodule = g_module_open (full_name, G_MODULE_BIND_LAZY);
906 mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_DLLIMPORT,
907 "DllImport error loading library: '%s'.",
914 full_name = g_module_build_path (".", file_name);
915 mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_DLLIMPORT,
916 "DllImport loading library: '%s'.", full_name);
917 gmodule = g_module_open (full_name, G_MODULE_BIND_LAZY);
919 mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_DLLIMPORT,
920 "DllImport error loading library '%s'.",
927 mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_DLLIMPORT,
928 "DllImport loading: '%s'.", file_name);
929 gmodule=g_module_open (file_name, G_MODULE_BIND_LAZY);
931 mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_DLLIMPORT,
932 "DllImport error loading library '%s'.",
944 mono_trace (G_LOG_LEVEL_WARNING, MONO_TRACE_DLLIMPORT,
945 "DllImport unable to load library '%s'.",
949 *exc_class = "DllNotFoundException";
950 *exc_arg = new_scope;
955 mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_DLLIMPORT,
956 "Searching for '%s'.", import);
958 if (piinfo->piflags & PINVOKE_ATTRIBUTE_NO_MANGLE) {
959 g_module_symbol (gmodule, import, &piinfo->addr);
961 char *mangled_name = NULL, *mangled_name2 = NULL;
964 int mangle_param_count;
965 #ifdef PLATFORM_WIN32
970 * Search using a variety of mangled names
972 for (mangle_charset = 0; mangle_charset <= 1; mangle_charset ++) {
973 for (mangle_stdcall = 0; mangle_stdcall <= 1; mangle_stdcall ++) {
974 gboolean need_param_count = FALSE;
975 #ifdef PLATFORM_WIN32
976 if (mangle_stdcall > 0)
977 need_param_count = TRUE;
979 for (mangle_param_count = 0; mangle_param_count <= (need_param_count ? 256 : 0); mangle_param_count += 4) {
984 mangled_name = (char*)import;
985 switch (piinfo->piflags & PINVOKE_ATTRIBUTE_CHAR_SET_MASK) {
986 case PINVOKE_ATTRIBUTE_CHAR_SET_UNICODE:
987 /* Try the mangled name first */
988 if (mangle_charset == 0)
989 mangled_name = g_strconcat (import, "W", NULL);
991 case PINVOKE_ATTRIBUTE_CHAR_SET_AUTO:
992 #ifdef PLATFORM_WIN32
993 if (mangle_charset == 0)
994 mangled_name = g_strconcat (import, "W", NULL);
997 case PINVOKE_ATTRIBUTE_CHAR_SET_ANSI:
999 /* Try the mangled name last */
1000 if (mangle_charset == 1)
1001 mangled_name = g_strconcat (import, "A", NULL);
1005 #ifdef PLATFORM_WIN32
1006 if (mangle_param_count == 0)
1007 param_count = mono_method_signature (method)->param_count * sizeof (gpointer);
1009 /* Try brute force, since it would be very hard to compute the stack usage correctly */
1010 param_count = mangle_param_count;
1012 /* Try the stdcall mangled name */
1014 * gcc under windows creates mangled names without the underscore, but MS.NET
1015 * doesn't support it, so we doesn't support it either.
1017 if (mangle_stdcall == 1)
1018 mangled_name2 = g_strdup_printf ("_%s@%d", mangled_name, param_count);
1020 mangled_name2 = mangled_name;
1022 mangled_name2 = mangled_name;
1025 mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_DLLIMPORT,
1026 "Probing '%s'.", mangled_name2);
1028 g_module_symbol (gmodule, mangled_name2, &piinfo->addr);
1031 mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_DLLIMPORT,
1032 "Found as '%s'.", mangled_name2);
1034 if (mangled_name != mangled_name2)
1035 g_free (mangled_name2);
1036 if (mangled_name != import)
1037 g_free (mangled_name);
1043 if (!piinfo->addr) {
1045 *exc_class = "EntryPointNotFoundException";
1050 return piinfo->addr;
1054 mono_get_method_from_token (MonoImage *image, guint32 token, MonoClass *klass,
1055 MonoGenericContext *context)
1058 int table = mono_metadata_token_table (token);
1059 int idx = mono_metadata_token_index (token);
1060 MonoTableInfo *tables = image->tables;
1061 MonoGenericContainer *generic_container = NULL, *container = NULL;
1062 const char *sig = NULL;
1064 guint32 cols [MONO_TYPEDEF_SIZE];
1067 return mono_lookup_dynamic_token (image, token);
1069 if (table != MONO_TABLE_METHOD) {
1070 MonoGenericContainer *generic_container = NULL;
1072 g_assert (context->container);
1073 generic_container = context->container;
1075 if (table == MONO_TABLE_METHODSPEC)
1076 return method_from_methodspec (image, context, idx);
1077 if (table != MONO_TABLE_MEMBERREF)
1078 g_print("got wrong token: 0x%08x\n", token);
1079 g_assert (table == MONO_TABLE_MEMBERREF);
1080 result = method_from_memberref (image, idx, context);
1085 mono_metadata_decode_row (&tables [table], idx - 1, cols, 6);
1087 if ((cols [2] & METHOD_ATTRIBUTE_PINVOKE_IMPL) ||
1088 (cols [1] & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL))
1089 result = (MonoMethod *)g_new0 (MonoMethodPInvoke, 1);
1091 result = (MonoMethod *)g_new0 (MonoMethodNormal, 1);
1094 result->klass = klass;
1095 result->flags = cols [2];
1096 result->iflags = cols [1];
1097 result->token = token;
1098 result->name = mono_metadata_string_heap (image, cols [3]);
1101 container = klass->generic_container;
1103 if (!(cols [1] & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) &&
1104 (!(cols [2] & METHOD_ATTRIBUTE_PINVOKE_IMPL) || cols [1] & METHOD_IMPL_ATTRIBUTE_NATIVE)) {
1105 generic_container = mono_metadata_load_generic_params (image, token, container);
1106 if (generic_container)
1107 container = generic_container;
1110 if (!sig) /* already taken from the methodref */
1111 sig = mono_metadata_blob_heap (image, cols [4]);
1112 size = mono_metadata_decode_blob_size (sig, &sig);
1114 /* there are generic params, or a container. FIXME: be lazy here for generics*/
1115 if (* sig & 0x10 || container) {
1116 result->signature = mono_metadata_parse_method_signature_full (
1117 image, (MonoGenericContext *) container, idx, sig, NULL);
1119 if (cols [1] & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL)
1120 result->signature->pinvoke = 1;
1123 if (!result->klass) {
1124 guint32 type = mono_metadata_typedef_from_method (image, token);
1125 result->klass = mono_class_get (image, MONO_TOKEN_TYPE_DEF | type);
1128 if (cols [1] & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) {
1129 if (result->klass == mono_defaults.string_class && !strcmp (result->name, ".ctor"))
1130 result->string_ctor = 1;
1131 } else if ((cols [2] & METHOD_ATTRIBUTE_PINVOKE_IMPL) && (!(cols [1] & METHOD_IMPL_ATTRIBUTE_NATIVE))) {
1132 MonoMethodPInvoke *piinfo = (MonoMethodPInvoke *)result;
1133 MonoTableInfo *im = &tables [MONO_TABLE_IMPLMAP];
1135 piinfo->implmap_idx = mono_metadata_implmap_from_method (image, idx - 1);
1136 piinfo->piflags = mono_metadata_decode_row_col (im, piinfo->implmap_idx - 1, MONO_IMPLMAP_FLAGS);
1138 if (result->signature && result->signature->generic_param_count) {
1139 MonoMethodSignature *sig = result->signature;
1141 for (i = 0; i < sig->generic_param_count; i++) {
1142 generic_container->type_params [i].method = result;
1144 mono_class_from_generic_parameter (
1145 &generic_container->type_params [i], image, TRUE);
1148 if (sig->ret->type == MONO_TYPE_MVAR) {
1149 int num = sig->ret->data.generic_param->num;
1150 sig->ret->data.generic_param = &generic_container->type_params [num];
1153 for (i = 0; i < sig->param_count; i++) {
1154 MonoType *t = sig->params [i];
1155 if (t->type == MONO_TYPE_MVAR) {
1156 int num = t->data.generic_param->num;
1157 sig->params [i]->data.generic_param = &generic_container->type_params [num];
1162 /* FIXME: lazyness for generics too, but how? */
1163 if (!result->klass->dummy && !(result->flags & METHOD_ATTRIBUTE_ABSTRACT) &&
1164 !(result->iflags & METHOD_IMPL_ATTRIBUTE_RUNTIME) && container) {
1165 gpointer loc = mono_image_rva_map (image, cols [0]);
1167 ((MonoMethodNormal *) result)->header = mono_metadata_parse_mh_full (
1168 image, (MonoGenericContext *) container, loc);
1171 ((MonoMethodNormal *) result)->generic_container = generic_container;
1178 mono_get_method (MonoImage *image, guint32 token, MonoClass *klass)
1180 return mono_get_method_full (image, token, klass, NULL);
1184 mono_get_method_full (MonoImage *image, guint32 token, MonoClass *klass,
1185 MonoGenericContext *context)
1189 /* We do everything inside the lock to prevent creation races */
1191 mono_loader_lock ();
1193 if ((result = g_hash_table_lookup (image->method_cache, GINT_TO_POINTER (token)))) {
1194 mono_loader_unlock ();
1198 result = mono_get_method_from_token (image, token, klass, context);
1200 //printf ("GET: %s\n", mono_method_full_name (result, TRUE));
1202 if (!(result && result->is_inflated))
1203 g_hash_table_insert (image->method_cache, GINT_TO_POINTER (token), result);
1205 mono_loader_unlock ();
1211 mono_get_method_constrained (MonoImage *image, guint32 token, MonoClass *constrained_class,
1212 MonoGenericContext *context)
1214 MonoMethod *method, *result;
1215 MonoClass *ic = NULL;
1216 MonoGenericClass *gclass = NULL;
1218 mono_loader_lock ();
1220 method = mono_get_method_from_token (image, token, NULL, context);
1222 mono_loader_unlock ();
1226 mono_class_init (constrained_class);
1227 method = mono_get_inflated_method (method);
1229 if ((constrained_class != method->klass) && (method->klass->interface_id != 0))
1232 if (constrained_class->generic_class)
1233 gclass = constrained_class->generic_class;
1235 result = find_method (constrained_class, ic, method->name, mono_method_signature (method));
1237 g_warning ("Missing method %s in assembly %s token %x", method->name,
1238 image->name, token);
1241 result = mono_class_inflate_generic_method (result, gclass->context);
1243 mono_loader_unlock ();
1248 mono_free_method (MonoMethod *method)
1250 if (method->signature) {
1252 * FIXME: This causes crashes because the types inside signatures and
1253 * locals are shared.
1255 /* mono_metadata_free_method_signature (method->signature); */
1256 g_free (method->signature);
1259 if (method->dynamic) {
1260 MonoMethodWrapper *mw = (MonoMethodWrapper*)method;
1262 g_free ((char*)method->name);
1263 if (mw->method.header)
1264 g_free ((char*)mw->method.header->code);
1265 g_free (mw->method_data);
1268 if (!(method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) && ((MonoMethodNormal *)method)->header) {
1270 /* mono_metadata_free_mh (((MonoMethodNormal *)method)->header); */
1271 g_free (((MonoMethodNormal*)method)->header);
1278 mono_method_get_param_names (MonoMethod *method, const char **names)
1281 MonoClass *klass = method->klass;
1282 MonoTableInfo *methodt;
1283 MonoTableInfo *paramt;
1286 if (!mono_method_signature (method)->param_count)
1288 for (i = 0; i < mono_method_signature (method)->param_count; ++i)
1291 if (klass->generic_class) /* copy the names later */
1294 mono_class_init (klass);
1296 if (klass->image->dynamic) {
1297 MonoReflectionMethodAux *method_aux =
1298 g_hash_table_lookup (
1299 ((MonoDynamicImage*)method->klass->image)->method_aux_hash, method);
1300 if (method_aux && method_aux->param_names) {
1301 for (i = 0; i < mono_method_signature (method)->param_count; ++i)
1302 if (method_aux->param_names [i + 1])
1303 names [i] = method_aux->param_names [i + 1];
1308 methodt = &klass->image->tables [MONO_TABLE_METHOD];
1309 paramt = &klass->image->tables [MONO_TABLE_PARAM];
1310 idx = mono_method_get_index (method);
1312 guint32 cols [MONO_PARAM_SIZE];
1313 guint param_index = mono_metadata_decode_row_col (methodt, idx - 1, MONO_METHOD_PARAMLIST);
1315 if (idx < methodt->rows)
1316 lastp = mono_metadata_decode_row_col (methodt, idx, MONO_METHOD_PARAMLIST);
1318 lastp = paramt->rows + 1;
1319 for (i = param_index; i < lastp; ++i) {
1320 mono_metadata_decode_row (paramt, i -1, cols, MONO_PARAM_SIZE);
1321 if (cols [MONO_PARAM_SEQUENCE]) /* skip return param spec */
1322 names [cols [MONO_PARAM_SEQUENCE] - 1] = mono_metadata_string_heap (klass->image, cols [MONO_PARAM_NAME]);
1329 mono_method_get_param_token (MonoMethod *method, int index)
1331 MonoClass *klass = method->klass;
1332 MonoTableInfo *methodt;
1335 if (klass->generic_class)
1336 g_assert_not_reached ();
1338 mono_class_init (klass);
1340 if (klass->image->dynamic) {
1341 g_assert_not_reached ();
1344 methodt = &klass->image->tables [MONO_TABLE_METHOD];
1345 idx = mono_method_get_index (method);
1347 guint param_index = mono_metadata_decode_row_col (methodt, idx - 1, MONO_METHOD_PARAMLIST);
1349 return mono_metadata_make_token (MONO_TABLE_PARAM, param_index + index);
1356 mono_method_get_marshal_info (MonoMethod *method, MonoMarshalSpec **mspecs)
1359 MonoClass *klass = method->klass;
1360 MonoTableInfo *methodt;
1361 MonoTableInfo *paramt;
1364 for (i = 0; i < mono_method_signature (method)->param_count + 1; ++i)
1367 if (method->klass->image->dynamic) {
1368 MonoReflectionMethodAux *method_aux =
1369 g_hash_table_lookup (
1370 ((MonoDynamicImage*)method->klass->image)->method_aux_hash, method);
1371 if (method_aux && method_aux->param_marshall) {
1372 MonoMarshalSpec **dyn_specs = method_aux->param_marshall;
1373 for (i = 0; i < mono_method_signature (method)->param_count + 1; ++i)
1374 if (dyn_specs [i]) {
1375 mspecs [i] = g_new0 (MonoMarshalSpec, 1);
1376 memcpy (mspecs [i], dyn_specs [i], sizeof (MonoMarshalSpec));
1382 mono_class_init (klass);
1384 methodt = &klass->image->tables [MONO_TABLE_METHOD];
1385 paramt = &klass->image->tables [MONO_TABLE_PARAM];
1386 idx = mono_method_get_index (method);
1388 guint32 cols [MONO_PARAM_SIZE];
1389 guint param_index = mono_metadata_decode_row_col (methodt, idx - 1, MONO_METHOD_PARAMLIST);
1391 if (idx < methodt->rows)
1392 lastp = mono_metadata_decode_row_col (methodt, idx, MONO_METHOD_PARAMLIST);
1394 lastp = paramt->rows + 1;
1396 for (i = param_index; i < lastp; ++i) {
1397 mono_metadata_decode_row (paramt, i -1, cols, MONO_PARAM_SIZE);
1399 if (cols [MONO_PARAM_FLAGS] & PARAM_ATTRIBUTE_HAS_FIELD_MARSHAL) {
1401 tp = mono_metadata_get_marshal_info (klass->image, i - 1, FALSE);
1403 mspecs [cols [MONO_PARAM_SEQUENCE]]= mono_metadata_parse_marshal_spec (klass->image, tp);
1412 mono_method_has_marshal_info (MonoMethod *method)
1415 MonoClass *klass = method->klass;
1416 MonoTableInfo *methodt;
1417 MonoTableInfo *paramt;
1420 if (method->klass->image->dynamic) {
1421 MonoReflectionMethodAux *method_aux =
1422 g_hash_table_lookup (
1423 ((MonoDynamicImage*)method->klass->image)->method_aux_hash, method);
1424 MonoMarshalSpec **dyn_specs = method_aux->param_marshall;
1426 for (i = 0; i < mono_method_signature (method)->param_count + 1; ++i)
1433 mono_class_init (klass);
1435 methodt = &klass->image->tables [MONO_TABLE_METHOD];
1436 paramt = &klass->image->tables [MONO_TABLE_PARAM];
1437 idx = mono_method_get_index (method);
1439 guint32 cols [MONO_PARAM_SIZE];
1440 guint param_index = mono_metadata_decode_row_col (methodt, idx - 1, MONO_METHOD_PARAMLIST);
1442 if (idx + 1 < methodt->rows)
1443 lastp = mono_metadata_decode_row_col (methodt, idx, MONO_METHOD_PARAMLIST);
1445 lastp = paramt->rows + 1;
1447 for (i = param_index; i < lastp; ++i) {
1448 mono_metadata_decode_row (paramt, i -1, cols, MONO_PARAM_SIZE);
1450 if (cols [MONO_PARAM_FLAGS] & PARAM_ATTRIBUTE_HAS_FIELD_MARSHAL)
1459 mono_method_get_wrapper_data (MonoMethod *method, guint32 id)
1462 g_assert (method != NULL);
1463 g_assert (method->wrapper_type != MONO_WRAPPER_NONE);
1465 data = ((MonoMethodWrapper *)method)->method_data;
1466 g_assert (data != NULL);
1467 g_assert (id <= GPOINTER_TO_UINT (*data));
1472 default_stack_walk (MonoStackWalk func, gboolean do_il_offset, gpointer user_data) {
1473 g_error ("stack walk not installed");
1476 static MonoStackWalkImpl stack_walk = default_stack_walk;
1479 mono_stack_walk (MonoStackWalk func, gpointer user_data)
1481 stack_walk (func, TRUE, user_data);
1485 mono_stack_walk_no_il (MonoStackWalk func, gpointer user_data)
1487 stack_walk (func, FALSE, user_data);
1491 mono_install_stack_walk (MonoStackWalkImpl func)
1497 last_managed (MonoMethod *m, gint no, gint ilo, gboolean managed, gpointer data)
1499 MonoMethod **dest = data;
1501 /*g_print ("In %s::%s [%d] [%d]\n", m->klass->name, m->name, no, ilo);*/
1507 mono_method_get_last_managed (void)
1509 MonoMethod *m = NULL;
1510 stack_walk (last_managed, FALSE, &m);
1515 mono_loader_lock (void)
1517 EnterCriticalSection (&loader_mutex);
1521 mono_loader_unlock (void)
1523 LeaveCriticalSection (&loader_mutex);
1526 MonoMethodSignature*
1527 mono_method_signature (MonoMethod *m)
1529 m = mono_get_inflated_method (m);
1530 return mono_method_signature_full (m, NULL);
1533 MonoMethodSignature*
1534 mono_method_signature_full (MonoMethod *m, MonoGenericContext *context)
1542 return m->signature;
1544 mono_loader_lock ();
1547 mono_loader_unlock ();
1548 return m->signature;
1551 g_assert (mono_metadata_token_table (m->token) == MONO_TABLE_METHOD);
1552 idx = mono_metadata_token_index (m->token);
1553 img = m->klass->image;
1555 sig = mono_metadata_blob_heap (img, mono_metadata_decode_row_col (&img->tables [MONO_TABLE_METHOD], idx - 1, MONO_METHOD_SIGNATURE));
1556 size = mono_metadata_decode_blob_size (sig, &sig);
1558 m->signature = mono_metadata_parse_method_signature_full (img, context, idx, sig, NULL);
1560 if (m->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL)
1561 m->signature->pinvoke = 1;
1562 else if ((m->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) && (!(m->iflags & METHOD_IMPL_ATTRIBUTE_NATIVE))) {
1563 MonoCallConvention conv = 0;
1564 MonoMethodPInvoke *piinfo = (MonoMethodPInvoke *)m;
1565 m->signature->pinvoke = 1;
1567 switch (piinfo->piflags & PINVOKE_ATTRIBUTE_CALL_CONV_MASK) {
1568 case 0: /* no call conv, so using default */
1569 case PINVOKE_ATTRIBUTE_CALL_CONV_WINAPI:
1570 conv = MONO_CALL_DEFAULT;
1572 case PINVOKE_ATTRIBUTE_CALL_CONV_CDECL:
1575 case PINVOKE_ATTRIBUTE_CALL_CONV_STDCALL:
1576 conv = MONO_CALL_STDCALL;
1578 case PINVOKE_ATTRIBUTE_CALL_CONV_THISCALL:
1579 conv = MONO_CALL_THISCALL;
1581 case PINVOKE_ATTRIBUTE_CALL_CONV_FASTCALL:
1582 conv = MONO_CALL_FASTCALL;
1584 case PINVOKE_ATTRIBUTE_CALL_CONV_GENERIC:
1585 case PINVOKE_ATTRIBUTE_CALL_CONV_GENERICINST:
1587 g_warning ("unsupported calling convention : 0x%04x", piinfo->piflags);
1588 g_assert_not_reached ();
1590 m->signature->call_convention = conv;
1593 mono_loader_unlock ();
1594 return m->signature;
1598 mono_method_get_name (MonoMethod *method)
1600 return method->name;
1604 mono_method_get_class (MonoMethod *method)
1606 return method->klass;
1610 mono_method_get_token (MonoMethod *method)
1612 return method->token;
1616 mono_method_get_header (MonoMethod *method)
1622 MonoMethodNormal* mn = (MonoMethodNormal*) method;
1625 if (G_LIKELY (mn->header))
1631 if (method->klass->dummy || (method->flags & METHOD_ATTRIBUTE_ABSTRACT) || (method->iflags & METHOD_IMPL_ATTRIBUTE_RUNTIME) || (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) || (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL))
1634 mono_loader_lock ();
1637 mono_loader_unlock ();
1641 g_assert (mono_metadata_token_table (method->token) == MONO_TABLE_METHOD);
1642 idx = mono_metadata_token_index (method->token);
1643 img = method->klass->image;
1644 rva = mono_metadata_decode_row_col (&img->tables [MONO_TABLE_METHOD], idx - 1, MONO_METHOD_RVA);
1645 loc = mono_image_rva_map (img, rva);
1649 mn->header = mono_metadata_parse_mh_full (img, (MonoGenericContext *) mn->generic_container, loc);
1651 mono_loader_unlock ();
1656 mono_method_get_flags (MonoMethod *method, guint32 *iflags)
1659 *iflags = method->iflags;
1660 return method->flags;
1664 * Find the method index in the metadata methodDef table.
1667 mono_method_get_index (MonoMethod *method) {
1668 MonoClass *klass = method->klass;
1672 return mono_metadata_token_index (method->token);
1674 mono_class_setup_methods (klass);
1675 for (i = 0; i < klass->method.count; ++i) {
1676 if (method == klass->methods [i])
1677 return klass->method.first + 1 + i;