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;
101 * This is not strictly needed, but some (most) of the loader code still
102 * can't deal with load errors, and this message is more helpful than an
105 g_warning ("The class %s could not be loaded, used in %s", class_name, assembly_name);
107 set_loader_error (error);
111 * mono_loader_set_error_method_load:
113 * Set the loader error for this thread. MEMBER_NAME should point to a string
117 mono_loader_set_error_method_load (MonoClass *klass, const char *member_name)
119 MonoLoaderError *error;
121 /* FIXME: Store the signature as well */
122 if (mono_loader_get_last_error ())
125 error = g_new0 (MonoLoaderError, 1);
126 error->kind = MONO_LOADER_ERROR_METHOD;
127 error->klass = klass;
128 error->member_name = member_name;
130 g_warning ("Missing member %s in type %s, assembly %s", member_name, mono_class_get_name (klass), klass->image->name);
132 set_loader_error (error);
136 * mono_loader_set_error_field_load:
138 * Set the loader error for this thread. MEMBER_NAME should point to a string
142 mono_loader_set_error_field_load (MonoClass *klass, const char *member_name)
144 MonoLoaderError *error;
146 /* FIXME: Store the signature as well */
147 if (mono_loader_get_last_error ())
150 error = g_new0 (MonoLoaderError, 1);
151 error->kind = MONO_LOADER_ERROR_FIELD;
152 error->klass = klass;
153 error->member_name = member_name;
155 set_loader_error (error);
159 * mono_loader_get_last_error:
161 * Returns information about the last type load exception encountered by the loader, or
162 * NULL. After use, the exception should be cleared by calling mono_loader_clear_error.
165 mono_loader_get_last_error (void)
167 return (MonoLoaderError*)TlsGetValue (loader_error_thread_id);
171 mono_loader_clear_error (void)
173 MonoLoaderError *ex = (MonoLoaderError*)TlsGetValue (loader_error_thread_id);
177 g_free (ex->class_name);
178 g_free (ex->assembly_name);
181 TlsSetValue (loader_error_thread_id, NULL);
184 static MonoClassField*
185 field_from_memberref (MonoImage *image, guint32 token, MonoClass **retklass,
186 MonoGenericContext *context)
189 MonoClassField *field;
190 MonoTableInfo *tables = image->tables;
192 guint32 nindex, class;
195 guint32 idx = mono_metadata_token_index (token);
197 if (image->dynamic) {
198 MonoClassField *result = mono_lookup_dynamic_token (image, token);
199 *retklass = result->parent;
203 mono_metadata_decode_row (&tables [MONO_TABLE_MEMBERREF], idx-1, cols, MONO_MEMBERREF_SIZE);
204 nindex = cols [MONO_MEMBERREF_CLASS] >> MONO_MEMBERREF_PARENT_BITS;
205 class = cols [MONO_MEMBERREF_CLASS] & MONO_MEMBERREF_PARENT_MASK;
207 fname = mono_metadata_string_heap (image, cols [MONO_MEMBERREF_NAME]);
209 ptr = mono_metadata_blob_heap (image, cols [MONO_MEMBERREF_SIGNATURE]);
210 mono_metadata_decode_blob_size (ptr, &ptr);
211 /* we may want to check the signature here... */
214 case MONO_MEMBERREF_PARENT_TYPEREF:
215 klass = mono_class_from_typeref (image, MONO_TOKEN_TYPE_REF | nindex);
217 char *name = mono_class_name_from_token (image, MONO_TOKEN_TYPE_REF | nindex);
218 g_warning ("Missing field %s in class %s (typeref index %d)", fname, name, nindex);
222 mono_class_init (klass);
225 field = mono_class_get_field_from_name (klass, fname);
227 case MONO_MEMBERREF_PARENT_TYPESPEC: {
228 /*guint32 bcols [MONO_TYPESPEC_SIZE];
232 mono_metadata_decode_row (&tables [MONO_TABLE_TYPESPEC], nindex - 1,
233 bcols, MONO_TYPESPEC_SIZE);
234 ptr = mono_metadata_blob_heap (image, bcols [MONO_TYPESPEC_SIGNATURE]);
235 len = mono_metadata_decode_value (ptr, &ptr);
236 type = mono_metadata_parse_type (image, MONO_PARSE_TYPE, 0, ptr, &ptr);
238 klass = mono_class_from_mono_type (type);
239 mono_class_init (klass);
240 g_print ("type in sig: %s\n", klass->name);*/
241 klass = mono_class_get_full (image, MONO_TOKEN_TYPE_SPEC | nindex, context);
242 mono_class_init (klass);
245 field = mono_class_get_field_from_name (klass, fname);
249 g_warning ("field load from %x", class);
254 mono_loader_set_error_field_load (klass, fname);
260 mono_field_from_token (MonoImage *image, guint32 token, MonoClass **retklass,
261 MonoGenericContext *context)
265 MonoClassField *field;
267 if (image->dynamic) {
268 MonoClassField *result = mono_lookup_dynamic_token (image, token);
269 *retklass = result->parent;
274 if ((field = g_hash_table_lookup (image->field_cache, GUINT_TO_POINTER (token)))) {
275 *retklass = field->parent;
276 mono_loader_unlock ();
279 mono_loader_unlock ();
281 if (mono_metadata_token_table (token) == MONO_TABLE_MEMBERREF)
282 field = field_from_memberref (image, token, retklass, context);
284 type = mono_metadata_typedef_from_field (image, mono_metadata_token_index (token));
287 k = mono_class_get (image, MONO_TOKEN_TYPE_DEF | type);
293 field = mono_class_get_field (k, token);
297 if (field && !field->parent->generic_class)
298 g_hash_table_insert (image->field_cache, GUINT_TO_POINTER (token), field);
299 mono_loader_unlock ();
304 mono_metadata_signature_vararg_match (MonoMethodSignature *sig1, MonoMethodSignature *sig2)
308 if (sig1->hasthis != sig2->hasthis ||
309 sig1->sentinelpos != sig2->sentinelpos)
312 for (i = 0; i < sig1->sentinelpos; i++) {
313 MonoType *p1 = sig1->params[i];
314 MonoType *p2 = sig2->params[i];
316 /*if (p1->attrs != p2->attrs)
319 if (!mono_metadata_type_equal (p1, p2))
323 if (!mono_metadata_type_equal (sig1->ret, sig2->ret))
329 find_method_in_class (MonoClass *klass, const char *name, const char *qname, const char *fqname, MonoMethodSignature *sig)
333 mono_class_setup_methods (klass);
334 for (i = 0; i < klass->method.count; ++i) {
335 MonoMethod *m = klass->methods [i];
337 if (!((fqname && !strcmp (m->name, fqname)) ||
338 (qname && !strcmp (m->name, qname)) || !strcmp (m->name, name)))
341 if (sig->call_convention == MONO_CALL_VARARG) {
342 if (mono_metadata_signature_vararg_match (sig, mono_method_signature (m)))
345 MonoMethodSignature *msig = mono_method_signature (m);
346 if (mono_metadata_signature_equal (sig, msig))
354 find_method (MonoClass *klass, MonoClass *ic, const char* name, MonoMethodSignature *sig)
357 char *qname, *fqname, *class_name;
358 gboolean is_interface;
359 MonoMethod *result = NULL;
361 is_interface = MONO_CLASS_IS_INTERFACE (klass);
364 class_name = mono_type_get_name_full (&ic->byval_arg, MONO_TYPE_NAME_FORMAT_IL);
366 qname = g_strconcat (class_name, ".", name, NULL);
367 if (ic->name_space && ic->name_space [0])
368 fqname = g_strconcat (ic->name_space, ".", class_name, ".", name, NULL);
372 class_name = qname = fqname = NULL;
375 result = find_method_in_class (klass, name, qname, fqname, sig);
379 if (name [0] == '.' && (!strcmp (name, ".ctor") || !strcmp (name, ".cctor")))
382 for (i = 0; i < klass->interface_count; i++) {
383 MonoClass *ic = klass->interfaces [i];
385 result = find_method_in_class (ic, name, qname, fqname, sig);
390 klass = klass->parent;
394 result = find_method_in_class (mono_defaults.object_class, name, qname, fqname, sig);
404 * token is the method_ref or method_def token used in a call IL instruction.
407 mono_method_get_signature_full (MonoMethod *method, MonoImage *image, guint32 token, MonoGenericContext *context)
409 int table = mono_metadata_token_table (token);
410 int idx = mono_metadata_token_index (token);
411 guint32 cols [MONO_MEMBERREF_SIZE];
412 MonoMethodSignature *sig, *prev_sig;
415 /* !table is for wrappers: we should really assign their own token to them */
416 if (!table || table == MONO_TABLE_METHOD)
417 return mono_method_signature (method);
419 if (table == MONO_TABLE_METHODSPEC) {
420 g_assert (!(method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) &&
421 !(method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) &&
422 mono_method_signature (method));
423 g_assert (method->is_inflated);
425 return mono_method_signature (method);
428 if (method->klass->generic_class)
429 return mono_method_signature (method);
432 /* FIXME: This might be incorrect for vararg methods */
433 return mono_method_signature (method);
436 sig = g_hash_table_lookup (image->memberref_signatures, GUINT_TO_POINTER (token));
437 mono_loader_unlock ();
439 mono_metadata_decode_row (&image->tables [MONO_TABLE_MEMBERREF], idx-1, cols, MONO_MEMBERREF_SIZE);
441 ptr = mono_metadata_blob_heap (image, cols [MONO_MEMBERREF_SIGNATURE]);
442 mono_metadata_decode_blob_size (ptr, &ptr);
443 sig = mono_metadata_parse_method_signature_full (
444 image, context ? context->container : NULL, 0, ptr, NULL);
447 prev_sig = g_hash_table_lookup (image->memberref_signatures, GUINT_TO_POINTER (token));
449 /* Somebody got in before us */
450 /* FIXME: Free sig */
454 g_hash_table_insert (image->memberref_signatures, GUINT_TO_POINTER (token), sig);
455 mono_loader_unlock ();
458 sig = mono_class_inflate_generic_signature (image, sig, context);
464 mono_method_get_signature (MonoMethod *method, MonoImage *image, guint32 token)
466 return mono_method_get_signature_full (method, image, token, NULL);
470 method_from_memberref (MonoImage *image, guint32 idx, MonoGenericContext *typespec_context)
472 MonoGenericContext *context = NULL;
473 MonoClass *klass = NULL;
474 MonoMethod *method = NULL;
475 MonoTableInfo *tables = image->tables;
477 guint32 nindex, class;
479 MonoMethodSignature *sig;
482 mono_metadata_decode_row (&tables [MONO_TABLE_MEMBERREF], idx-1, cols, 3);
483 nindex = cols [MONO_MEMBERREF_CLASS] >> MONO_MEMBERREF_PARENT_BITS;
484 class = cols [MONO_MEMBERREF_CLASS] & MONO_MEMBERREF_PARENT_MASK;
485 /*g_print ("methodref: 0x%x 0x%x %s\n", class, nindex,
486 mono_metadata_string_heap (m, cols [MONO_MEMBERREF_NAME]));*/
488 mname = mono_metadata_string_heap (image, cols [MONO_MEMBERREF_NAME]);
491 case MONO_MEMBERREF_PARENT_TYPEREF:
492 klass = mono_class_from_typeref (image, MONO_TOKEN_TYPE_REF | nindex);
494 char *name = mono_class_name_from_token (image, MONO_TOKEN_TYPE_REF | nindex);
495 g_warning ("Missing method %s in assembly %s, type %s", mname, image->name, name);
500 case MONO_MEMBERREF_PARENT_TYPESPEC:
502 * Parse the TYPESPEC in the parent's context.
504 klass = mono_class_get_full (image, MONO_TOKEN_TYPE_SPEC | nindex, typespec_context);
506 char *name = mono_class_name_from_token (image, MONO_TOKEN_TYPE_SPEC | nindex);
507 g_warning ("Missing method %s in assembly %s, type %s", mname, image->name, name);
512 case MONO_MEMBERREF_PARENT_TYPEDEF:
513 klass = mono_class_get (image, MONO_TOKEN_TYPE_DEF | nindex);
515 char *name = mono_class_name_from_token (image, MONO_TOKEN_TYPE_DEF | nindex);
516 g_warning ("Missing method %s in assembly %s, type %s", mname, image->name, name);
521 case MONO_MEMBERREF_PARENT_METHODDEF:
522 return mono_get_method (image, MONO_TOKEN_METHOD_DEF | nindex, NULL);
524 g_error ("Memberref parent unknown: class: %d, index %d", class, nindex);
525 g_assert_not_reached ();
528 mono_class_init (klass);
530 ptr = mono_metadata_blob_heap (image, cols [MONO_MEMBERREF_SIGNATURE]);
531 mono_metadata_decode_blob_size (ptr, &ptr);
533 sig = mono_metadata_parse_method_signature (image, 0, ptr, NULL);
535 /* If the class is a generic instantiation, ensure that all VAR references in the signature
536 are replaced by the corresponding type argument. Note that MVARs are left alone. */
537 if (klass->generic_class && sig->has_type_parameters) {
538 MonoMethodSignature *old_sig = sig;
539 sig = mono_class_inflate_generic_signature (image, sig, klass->generic_class->context);
540 g_assert (sig != old_sig);
541 mono_metadata_free_method_signature (old_sig);
545 case MONO_MEMBERREF_PARENT_TYPEREF:
546 method = find_method (klass, NULL, mname, sig);
548 mono_loader_set_error_method_load (klass, mname);
549 mono_metadata_free_method_signature (sig);
551 case MONO_MEMBERREF_PARENT_TYPESPEC: {
555 type = &klass->byval_arg;
557 if (type->type != MONO_TYPE_ARRAY && type->type != MONO_TYPE_SZARRAY) {
558 method = find_method (klass, NULL, mname, sig);
560 g_warning ("Missing method %s in assembly %s, type %s", mname, image->name, mono_class_get_name (klass));
561 else if (klass->generic_class && (klass != method->klass))
562 method = mono_class_inflate_generic_method (
563 method, klass->generic_class->context);
564 mono_metadata_free_method_signature (sig);
568 result = (MonoMethod *)g_new0 (MonoMethodPInvoke, 1);
569 result->klass = klass;
570 result->iflags = METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL;
571 result->signature = sig;
572 result->name = mname;
574 if (!strcmp (mname, ".ctor")) {
575 /* we special-case this in the runtime. */
579 if (!strcmp (mname, "Set")) {
580 g_assert (sig->hasthis);
581 g_assert (type->data.array->rank + 1 == sig->param_count);
582 result->iflags |= METHOD_IMPL_ATTRIBUTE_RUNTIME;
586 if (!strcmp (mname, "Get")) {
587 g_assert (sig->hasthis);
588 g_assert (type->data.array->rank == sig->param_count);
589 result->iflags |= METHOD_IMPL_ATTRIBUTE_RUNTIME;
593 if (!strcmp (mname, "Address")) {
594 g_assert (sig->hasthis);
595 g_assert (type->data.array->rank == sig->param_count);
596 result->iflags |= METHOD_IMPL_ATTRIBUTE_RUNTIME;
600 g_assert_not_reached ();
603 case MONO_MEMBERREF_PARENT_TYPEDEF:
604 method = find_method (klass, NULL, mname, sig);
607 "Missing method %s::%s(%s) in assembly %s",
608 mono_type_get_name (&klass->byval_arg), mname, mono_signature_get_desc (sig, FALSE), image->name);
609 mono_metadata_free_method_signature (sig);
612 g_error ("Memberref parent unknown: class: %d, index %d", class, nindex);
613 g_assert_not_reached ();
620 method_from_methodspec (MonoImage *image, MonoGenericContext *context, guint32 idx)
622 MonoMethod *method, *inflated;
623 MonoTableInfo *tables = image->tables;
624 MonoGenericContext *new_context = NULL;
625 MonoGenericMethod *gmethod;
626 MonoGenericContainer *container = NULL;
628 guint32 cols [MONO_METHODSPEC_SIZE];
629 guint32 token, nindex, param_count;
631 mono_metadata_decode_row (&tables [MONO_TABLE_METHODSPEC], idx - 1, cols, MONO_METHODSPEC_SIZE);
632 token = cols [MONO_METHODSPEC_METHOD];
633 nindex = token >> MONO_METHODDEFORREF_BITS;
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);
640 g_assert (param_count);
643 * Be careful with the two contexts here:
645 * ----------------------------------------
647 * static void Hello<T> (S s, T t) { }
649 * static void Test<U> (U u) {
650 * Foo<U>.Hello<string> (u, "World");
653 * ----------------------------------------
655 * Let's assume we're currently JITing Foo<int>.Test<long>
656 * (ie. `S' is instantiated as `int' and `U' is instantiated as `long').
658 * The call to Hello() is encoded with a MethodSpec with a TypeSpec as parent
659 * (MONO_MEMBERREF_PARENT_TYPESPEC).
661 * The TypeSpec is encoded as `Foo<!!0>', so we need to parse it in the current
662 * context (S=int, U=long) to get the correct `Foo<long>'.
664 * After that, we parse the memberref signature in the new context
665 * (S=int, T=uninstantiated) and get the open generic method `Foo<long>.Hello<T>'.
668 if ((token & MONO_METHODDEFORREF_MASK) == MONO_METHODDEFORREF_METHODDEF)
669 method = mono_get_method_full (image, MONO_TOKEN_METHOD_DEF | nindex, NULL, context);
671 method = method_from_memberref (image, nindex, context);
673 method = mono_get_inflated_method (method);
675 container = method->generic_container;
676 g_assert (container);
678 gmethod = g_new0 (MonoGenericMethod, 1);
679 gmethod->generic_class = method->klass->generic_class;
680 gmethod->container = container;
682 new_context = g_new0 (MonoGenericContext, 1);
683 new_context->container = container;
684 new_context->gmethod = gmethod;
685 if (container->parent)
686 new_context->gclass = container->parent->context.gclass;
689 * When parsing the methodspec signature, we're in the old context again:
691 * ----------------------------------------
693 * static void Hello<T> (T t) { }
695 * static void Test<U> (U u) {
699 * ----------------------------------------
701 * Let's assume we're currently JITing "Foo.Test<float>".
703 * In this case, we already parsed the memberref as "Foo.Hello<T>" and the methodspec
704 * signature is "<!!0>". This means that we must instantiate the method type parameter
705 * `T' from the new method with the method type parameter `U' from the current context;
706 * ie. instantiate the method as `Foo.Hello<float>.
709 gmethod->inst = mono_metadata_parse_generic_inst (image, context, param_count, ptr, &ptr);
712 gmethod->inst = mono_metadata_inflate_generic_inst (gmethod->inst, context);
714 if (!container->method_hash)
715 container->method_hash = g_hash_table_new (
716 (GHashFunc)mono_metadata_generic_method_hash, (GEqualFunc)mono_metadata_generic_method_equal);
718 inflated = g_hash_table_lookup (container->method_hash, gmethod);
721 g_free (new_context);
725 context = new_context;
727 mono_stats.generics_metadata_size += sizeof (MonoGenericMethod) +
728 sizeof (MonoGenericContext) + param_count * sizeof (MonoType);
730 inflated = mono_class_inflate_generic_method (method, new_context);
731 g_hash_table_insert (container->method_hash, gmethod, inflated);
733 new_context->gclass = inflated->klass->generic_class;
737 typedef struct MonoDllMap MonoDllMap;
746 static GHashTable *global_dll_map;
749 mono_dllmap_lookup_hash (GHashTable *dll_map, const char *dll, const char* func, const char **rdll, const char **rfunc) {
750 MonoDllMap *map, *tmp;
759 map = g_hash_table_lookup (dll_map, dll);
761 mono_loader_unlock ();
764 *rdll = map->target? map->target: dll;
766 for (tmp = map->next; tmp; tmp = tmp->next) {
767 if (strcmp (func, tmp->name) == 0) {
771 mono_loader_unlock ();
776 mono_loader_unlock ();
781 mono_dllmap_lookup (MonoImage *assembly, const char *dll, const char* func, const char **rdll, const char **rfunc)
784 if (assembly && assembly->dll_map) {
785 res = mono_dllmap_lookup_hash (assembly->dll_map, dll, func, rdll, rfunc);
789 return mono_dllmap_lookup_hash (global_dll_map, dll, func, rdll, rfunc);
793 mono_dllmap_insert (MonoImage *assembly, const char *dll, const char *func, const char *tdll, const char *tfunc) {
794 MonoDllMap *map, *entry;
795 GHashTable *dll_map = NULL;
801 global_dll_map = g_hash_table_new (g_str_hash, g_str_equal);
802 dll_map = global_dll_map;
804 if (!assembly->dll_map)
805 assembly->dll_map = g_hash_table_new (g_str_hash, g_str_equal);
806 dll_map = assembly->dll_map;
809 map = g_hash_table_lookup (dll_map, dll);
811 map = g_new0 (MonoDllMap, 1);
812 map->dll = g_strdup (dll);
814 map->target = g_strdup (tdll);
815 g_hash_table_insert (dll_map, map->dll, map);
818 entry = g_new0 (MonoDllMap, 1);
819 entry->name = g_strdup (func);
821 entry->target = g_strdup (tfunc);
822 if (tdll && map->target && strcmp (map->target, tdll))
823 entry->dll = g_strdup (tdll);
824 entry->next = map->next;
828 mono_loader_unlock ();
832 mono_lookup_pinvoke_call (MonoMethod *method, const char **exc_class, const char **exc_arg)
834 MonoImage *image = method->klass->image;
835 MonoMethodPInvoke *piinfo = (MonoMethodPInvoke *)method;
836 MonoTableInfo *tables = image->tables;
837 MonoTableInfo *im = &tables [MONO_TABLE_IMPLMAP];
838 MonoTableInfo *mr = &tables [MONO_TABLE_MODULEREF];
839 guint32 im_cols [MONO_IMPLMAP_SIZE];
841 const char *import = NULL;
842 const char *orig_scope;
843 const char *new_scope;
844 char *full_name, *file_name;
846 GModule *gmodule = NULL;
848 g_assert (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL);
853 if (method->klass->image->dynamic) {
854 MonoReflectionMethodAux *method_aux =
855 g_hash_table_lookup (
856 ((MonoDynamicImage*)method->klass->image)->method_aux_hash, method);
860 import = method_aux->dllentry;
861 orig_scope = method_aux->dll;
864 if (!piinfo->implmap_idx)
867 mono_metadata_decode_row (im, piinfo->implmap_idx - 1, im_cols, MONO_IMPLMAP_SIZE);
869 piinfo->piflags = im_cols [MONO_IMPLMAP_FLAGS];
870 import = mono_metadata_string_heap (image, im_cols [MONO_IMPLMAP_NAME]);
871 scope_token = mono_metadata_decode_row_col (mr, im_cols [MONO_IMPLMAP_SCOPE] - 1, MONO_MODULEREF_NAME);
872 orig_scope = mono_metadata_string_heap (image, scope_token);
875 mono_dllmap_lookup (image, orig_scope, import, &new_scope, &import);
877 mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_DLLIMPORT,
878 "DllImport attempting to load: '%s'.", new_scope);
885 /* we allow a special name to dlopen from the running process namespace */
886 if (strcmp (new_scope, "__Internal") == 0)
887 gmodule = g_module_open (NULL, G_MODULE_BIND_LAZY);
890 * Try loading the module using a variety of names
892 for (i = 0; i < 4; ++i) {
895 /* Try the original name */
896 file_name = g_strdup (new_scope);
899 /* Try trimming the .dll extension */
900 if (strstr (new_scope, ".dll") == (new_scope + strlen (new_scope) - 4)) {
901 file_name = g_strdup (new_scope);
902 file_name [strlen (new_scope) - 4] = '\0';
908 if (strstr (new_scope, "lib") != new_scope) {
909 file_name = g_strdup_printf ("lib%s", new_scope);
915 #ifndef PLATFORM_WIN32
916 if (!g_ascii_strcasecmp ("user32.dll", new_scope) ||
917 !g_ascii_strcasecmp ("kernel32.dll", new_scope) ||
918 !g_ascii_strcasecmp ("user32", new_scope) ||
919 !g_ascii_strcasecmp ("kernel", new_scope)) {
920 file_name = g_strdup ("libMonoSupportW.so");
924 #ifndef PLATFORM_WIN32
930 full_name = g_module_build_path (NULL, file_name);
931 mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_DLLIMPORT,
932 "DllImport loading location: '%s'.", full_name);
933 gmodule = g_module_open (full_name, G_MODULE_BIND_LAZY);
935 mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_DLLIMPORT,
936 "DllImport error loading library: '%s'.",
943 full_name = g_module_build_path (".", file_name);
944 mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_DLLIMPORT,
945 "DllImport loading library: '%s'.", full_name);
946 gmodule = g_module_open (full_name, G_MODULE_BIND_LAZY);
948 mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_DLLIMPORT,
949 "DllImport error loading library '%s'.",
956 mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_DLLIMPORT,
957 "DllImport loading: '%s'.", file_name);
958 gmodule=g_module_open (file_name, G_MODULE_BIND_LAZY);
960 mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_DLLIMPORT,
961 "DllImport error loading library '%s'.",
973 mono_trace (G_LOG_LEVEL_WARNING, MONO_TRACE_DLLIMPORT,
974 "DllImport unable to load library '%s'.",
978 *exc_class = "DllNotFoundException";
979 *exc_arg = new_scope;
984 mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_DLLIMPORT,
985 "Searching for '%s'.", import);
987 if (piinfo->piflags & PINVOKE_ATTRIBUTE_NO_MANGLE) {
988 g_module_symbol (gmodule, import, &piinfo->addr);
990 char *mangled_name = NULL, *mangled_name2 = NULL;
993 int mangle_param_count;
994 #ifdef PLATFORM_WIN32
999 * Search using a variety of mangled names
1001 for (mangle_charset = 0; mangle_charset <= 1; mangle_charset ++) {
1002 for (mangle_stdcall = 0; mangle_stdcall <= 1; mangle_stdcall ++) {
1003 gboolean need_param_count = FALSE;
1004 #ifdef PLATFORM_WIN32
1005 if (mangle_stdcall > 0)
1006 need_param_count = TRUE;
1008 for (mangle_param_count = 0; mangle_param_count <= (need_param_count ? 256 : 0); mangle_param_count += 4) {
1013 mangled_name = (char*)import;
1014 switch (piinfo->piflags & PINVOKE_ATTRIBUTE_CHAR_SET_MASK) {
1015 case PINVOKE_ATTRIBUTE_CHAR_SET_UNICODE:
1016 /* Try the mangled name first */
1017 if (mangle_charset == 0)
1018 mangled_name = g_strconcat (import, "W", NULL);
1020 case PINVOKE_ATTRIBUTE_CHAR_SET_AUTO:
1021 #ifdef PLATFORM_WIN32
1022 if (mangle_charset == 0)
1023 mangled_name = g_strconcat (import, "W", NULL);
1026 case PINVOKE_ATTRIBUTE_CHAR_SET_ANSI:
1028 /* Try the mangled name last */
1029 if (mangle_charset == 1)
1030 mangled_name = g_strconcat (import, "A", NULL);
1034 #ifdef PLATFORM_WIN32
1035 if (mangle_param_count == 0)
1036 param_count = mono_method_signature (method)->param_count * sizeof (gpointer);
1038 /* Try brute force, since it would be very hard to compute the stack usage correctly */
1039 param_count = mangle_param_count;
1041 /* Try the stdcall mangled name */
1043 * gcc under windows creates mangled names without the underscore, but MS.NET
1044 * doesn't support it, so we doesn't support it either.
1046 if (mangle_stdcall == 1)
1047 mangled_name2 = g_strdup_printf ("_%s@%d", mangled_name, param_count);
1049 mangled_name2 = mangled_name;
1051 mangled_name2 = mangled_name;
1054 mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_DLLIMPORT,
1055 "Probing '%s'.", mangled_name2);
1057 g_module_symbol (gmodule, mangled_name2, &piinfo->addr);
1060 mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_DLLIMPORT,
1061 "Found as '%s'.", mangled_name2);
1063 if (mangled_name != mangled_name2)
1064 g_free (mangled_name2);
1065 if (mangled_name != import)
1066 g_free (mangled_name);
1072 if (!piinfo->addr) {
1074 *exc_class = "EntryPointNotFoundException";
1079 return piinfo->addr;
1083 mono_get_method_from_token (MonoImage *image, guint32 token, MonoClass *klass,
1084 MonoGenericContext *context)
1087 int table = mono_metadata_token_table (token);
1088 int idx = mono_metadata_token_index (token);
1089 MonoTableInfo *tables = image->tables;
1090 MonoGenericContainer *generic_container = NULL, *container = NULL;
1091 const char *sig = NULL;
1093 guint32 cols [MONO_TYPEDEF_SIZE];
1096 return mono_lookup_dynamic_token (image, token);
1098 if (table != MONO_TABLE_METHOD) {
1099 if (table == MONO_TABLE_METHODSPEC)
1100 return method_from_methodspec (image, context, idx);
1101 if (table != MONO_TABLE_MEMBERREF)
1102 g_print("got wrong token: 0x%08x\n", token);
1103 g_assert (table == MONO_TABLE_MEMBERREF);
1104 result = method_from_memberref (image, idx, context);
1109 mono_metadata_decode_row (&tables [table], idx - 1, cols, 6);
1111 if ((cols [2] & METHOD_ATTRIBUTE_PINVOKE_IMPL) ||
1112 (cols [1] & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL))
1113 result = (MonoMethod *)g_new0 (MonoMethodPInvoke, 1);
1115 result = (MonoMethod *)g_new0 (MonoMethodNormal, 1);
1118 guint32 type = mono_metadata_typedef_from_method (image, token);
1119 klass = mono_class_get (image, MONO_TOKEN_TYPE_DEF | type);
1123 result->klass = klass;
1124 result->flags = cols [2];
1125 result->iflags = cols [1];
1126 result->token = token;
1127 result->name = mono_metadata_string_heap (image, cols [3]);
1129 container = klass->generic_container;
1130 generic_container = mono_metadata_load_generic_params (image, token, container);
1131 if (generic_container) {
1132 mono_metadata_load_generic_param_constraints (image, token, generic_container);
1134 for (i = 0; i < generic_container->type_argc; i++) {
1135 generic_container->type_params [i].method = result;
1137 mono_class_from_generic_parameter (
1138 &generic_container->type_params [i], image, TRUE);
1141 container = generic_container;
1144 if (!sig) /* already taken from the methodref */
1145 sig = mono_metadata_blob_heap (image, cols [4]);
1146 size = mono_metadata_decode_blob_size (sig, &sig);
1148 /* there are generic params, or a container. FIXME: be lazy here for generics*/
1149 if (* sig & 0x10 || container) {
1150 result->signature = mono_metadata_parse_method_signature_full (
1151 image, container, idx, sig, NULL);
1153 /* Verify metadata consistency */
1154 if (result->signature->generic_param_count) {
1155 if (!container || !container->is_method)
1156 g_error ("Signature claims method has generic parameters, but generic_params table says it doesn't");
1157 if (container->type_argc != result->signature->generic_param_count)
1158 g_error ("Inconsistent generic parameter count. Signature says %d, generic_params table says %d",
1159 result->signature->generic_param_count, container->type_argc);
1160 } else if (container && container->is_method && container->type_argc)
1161 g_error ("generic_params table claims method has generic parameters, but signature says it doesn't");
1163 if (cols [1] & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL)
1164 result->signature->pinvoke = 1;
1167 if (cols [1] & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) {
1168 if (result->klass == mono_defaults.string_class && !strcmp (result->name, ".ctor"))
1169 result->string_ctor = 1;
1170 } else if ((cols [2] & METHOD_ATTRIBUTE_PINVOKE_IMPL) && (!(cols [1] & METHOD_IMPL_ATTRIBUTE_NATIVE))) {
1171 MonoMethodPInvoke *piinfo = (MonoMethodPInvoke *)result;
1172 MonoTableInfo *im = &tables [MONO_TABLE_IMPLMAP];
1174 piinfo->implmap_idx = mono_metadata_implmap_from_method (image, idx - 1);
1175 piinfo->piflags = mono_metadata_decode_row_col (im, piinfo->implmap_idx - 1, MONO_IMPLMAP_FLAGS);
1178 /* FIXME: lazyness for generics too, but how? */
1179 if (!result->klass->dummy && !(result->flags & METHOD_ATTRIBUTE_ABSTRACT) &&
1180 !(cols [1] & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) &&
1181 !(result->iflags & METHOD_IMPL_ATTRIBUTE_RUNTIME) && container) {
1182 gpointer loc = mono_image_rva_map (image, cols [0]);
1184 ((MonoMethodNormal *) result)->header = mono_metadata_parse_mh_full (
1185 image, (MonoGenericContext *) container, loc);
1188 result->generic_container = generic_container;
1194 mono_get_method (MonoImage *image, guint32 token, MonoClass *klass)
1196 return mono_get_method_full (image, token, klass, NULL);
1200 mono_get_method_full (MonoImage *image, guint32 token, MonoClass *klass,
1201 MonoGenericContext *context)
1205 /* We do everything inside the lock to prevent creation races */
1207 mono_loader_lock ();
1209 if ((result = g_hash_table_lookup (image->method_cache, GINT_TO_POINTER (token)))) {
1210 mono_loader_unlock ();
1214 result = mono_get_method_from_token (image, token, klass, context);
1216 //printf ("GET: %s\n", mono_method_full_name (result, TRUE));
1218 if (!(result && result->is_inflated))
1219 g_hash_table_insert (image->method_cache, GINT_TO_POINTER (token), result);
1221 mono_loader_unlock ();
1227 * mono_get_method_constrained:
1229 * This is used when JITing the `constrained.' opcode.
1232 mono_get_method_constrained (MonoImage *image, guint32 token, MonoClass *constrained_class,
1233 MonoGenericContext *context)
1235 MonoMethod *method, *result;
1236 MonoClass *ic = NULL;
1237 MonoGenericClass *gclass = NULL;
1239 mono_loader_lock ();
1241 method = mono_get_method_from_token (image, token, NULL, context);
1243 mono_loader_unlock ();
1247 mono_class_init (constrained_class);
1248 method = mono_get_inflated_method (method);
1250 if ((constrained_class != method->klass) && (method->klass->interface_id != 0))
1253 if (constrained_class->generic_class)
1254 gclass = constrained_class->generic_class;
1256 result = find_method (constrained_class, ic, method->name, mono_method_signature (method));
1258 g_warning ("Missing method %s in assembly %s token %x", method->name,
1259 image->name, token);
1262 result = mono_class_inflate_generic_method (result, gclass->context);
1264 mono_loader_unlock ();
1269 mono_free_method (MonoMethod *method)
1271 if (method->signature) {
1273 * FIXME: This causes crashes because the types inside signatures and
1274 * locals are shared.
1276 /* mono_metadata_free_method_signature (method->signature); */
1277 g_free (method->signature);
1280 if (method->dynamic) {
1281 MonoMethodWrapper *mw = (MonoMethodWrapper*)method;
1283 g_free ((char*)method->name);
1284 if (mw->method.header)
1285 g_free ((char*)mw->method.header->code);
1286 g_free (mw->method_data);
1289 if (!(method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) && ((MonoMethodNormal *)method)->header) {
1291 /* mono_metadata_free_mh (((MonoMethodNormal *)method)->header); */
1292 g_free (((MonoMethodNormal*)method)->header);
1299 mono_method_get_param_names (MonoMethod *method, const char **names)
1302 MonoClass *klass = method->klass;
1303 MonoTableInfo *methodt;
1304 MonoTableInfo *paramt;
1307 if (!mono_method_signature (method)->param_count)
1309 for (i = 0; i < mono_method_signature (method)->param_count; ++i)
1312 if (klass->generic_class) /* copy the names later */
1315 mono_class_init (klass);
1317 if (klass->image->dynamic) {
1318 MonoReflectionMethodAux *method_aux =
1319 g_hash_table_lookup (
1320 ((MonoDynamicImage*)method->klass->image)->method_aux_hash, method);
1321 if (method_aux && method_aux->param_names) {
1322 for (i = 0; i < mono_method_signature (method)->param_count; ++i)
1323 if (method_aux->param_names [i + 1])
1324 names [i] = method_aux->param_names [i + 1];
1329 methodt = &klass->image->tables [MONO_TABLE_METHOD];
1330 paramt = &klass->image->tables [MONO_TABLE_PARAM];
1331 idx = mono_method_get_index (method);
1333 guint32 cols [MONO_PARAM_SIZE];
1334 guint param_index = mono_metadata_decode_row_col (methodt, idx - 1, MONO_METHOD_PARAMLIST);
1336 if (idx < methodt->rows)
1337 lastp = mono_metadata_decode_row_col (methodt, idx, MONO_METHOD_PARAMLIST);
1339 lastp = paramt->rows + 1;
1340 for (i = param_index; i < lastp; ++i) {
1341 mono_metadata_decode_row (paramt, i -1, cols, MONO_PARAM_SIZE);
1342 if (cols [MONO_PARAM_SEQUENCE]) /* skip return param spec */
1343 names [cols [MONO_PARAM_SEQUENCE] - 1] = mono_metadata_string_heap (klass->image, cols [MONO_PARAM_NAME]);
1350 mono_method_get_param_token (MonoMethod *method, int index)
1352 MonoClass *klass = method->klass;
1353 MonoTableInfo *methodt;
1356 if (klass->generic_class)
1357 g_assert_not_reached ();
1359 mono_class_init (klass);
1361 if (klass->image->dynamic) {
1362 g_assert_not_reached ();
1365 methodt = &klass->image->tables [MONO_TABLE_METHOD];
1366 idx = mono_method_get_index (method);
1368 guint param_index = mono_metadata_decode_row_col (methodt, idx - 1, MONO_METHOD_PARAMLIST);
1370 return mono_metadata_make_token (MONO_TABLE_PARAM, param_index + index);
1377 mono_method_get_marshal_info (MonoMethod *method, MonoMarshalSpec **mspecs)
1380 MonoClass *klass = method->klass;
1381 MonoTableInfo *methodt;
1382 MonoTableInfo *paramt;
1385 for (i = 0; i < mono_method_signature (method)->param_count + 1; ++i)
1388 if (method->klass->image->dynamic) {
1389 MonoReflectionMethodAux *method_aux =
1390 g_hash_table_lookup (
1391 ((MonoDynamicImage*)method->klass->image)->method_aux_hash, method);
1392 if (method_aux && method_aux->param_marshall) {
1393 MonoMarshalSpec **dyn_specs = method_aux->param_marshall;
1394 for (i = 0; i < mono_method_signature (method)->param_count + 1; ++i)
1395 if (dyn_specs [i]) {
1396 mspecs [i] = g_new0 (MonoMarshalSpec, 1);
1397 memcpy (mspecs [i], dyn_specs [i], sizeof (MonoMarshalSpec));
1403 mono_class_init (klass);
1405 methodt = &klass->image->tables [MONO_TABLE_METHOD];
1406 paramt = &klass->image->tables [MONO_TABLE_PARAM];
1407 idx = mono_method_get_index (method);
1409 guint32 cols [MONO_PARAM_SIZE];
1410 guint param_index = mono_metadata_decode_row_col (methodt, idx - 1, MONO_METHOD_PARAMLIST);
1412 if (idx < methodt->rows)
1413 lastp = mono_metadata_decode_row_col (methodt, idx, MONO_METHOD_PARAMLIST);
1415 lastp = paramt->rows + 1;
1417 for (i = param_index; i < lastp; ++i) {
1418 mono_metadata_decode_row (paramt, i -1, cols, MONO_PARAM_SIZE);
1420 if (cols [MONO_PARAM_FLAGS] & PARAM_ATTRIBUTE_HAS_FIELD_MARSHAL) {
1422 tp = mono_metadata_get_marshal_info (klass->image, i - 1, FALSE);
1424 mspecs [cols [MONO_PARAM_SEQUENCE]]= mono_metadata_parse_marshal_spec (klass->image, tp);
1433 mono_method_has_marshal_info (MonoMethod *method)
1436 MonoClass *klass = method->klass;
1437 MonoTableInfo *methodt;
1438 MonoTableInfo *paramt;
1441 if (method->klass->image->dynamic) {
1442 MonoReflectionMethodAux *method_aux =
1443 g_hash_table_lookup (
1444 ((MonoDynamicImage*)method->klass->image)->method_aux_hash, method);
1445 MonoMarshalSpec **dyn_specs = method_aux->param_marshall;
1447 for (i = 0; i < mono_method_signature (method)->param_count + 1; ++i)
1454 mono_class_init (klass);
1456 methodt = &klass->image->tables [MONO_TABLE_METHOD];
1457 paramt = &klass->image->tables [MONO_TABLE_PARAM];
1458 idx = mono_method_get_index (method);
1460 guint32 cols [MONO_PARAM_SIZE];
1461 guint param_index = mono_metadata_decode_row_col (methodt, idx - 1, MONO_METHOD_PARAMLIST);
1463 if (idx + 1 < methodt->rows)
1464 lastp = mono_metadata_decode_row_col (methodt, idx, MONO_METHOD_PARAMLIST);
1466 lastp = paramt->rows + 1;
1468 for (i = param_index; i < lastp; ++i) {
1469 mono_metadata_decode_row (paramt, i -1, cols, MONO_PARAM_SIZE);
1471 if (cols [MONO_PARAM_FLAGS] & PARAM_ATTRIBUTE_HAS_FIELD_MARSHAL)
1480 mono_method_get_wrapper_data (MonoMethod *method, guint32 id)
1483 g_assert (method != NULL);
1484 g_assert (method->wrapper_type != MONO_WRAPPER_NONE);
1486 data = ((MonoMethodWrapper *)method)->method_data;
1487 g_assert (data != NULL);
1488 g_assert (id <= GPOINTER_TO_UINT (*data));
1493 default_stack_walk (MonoStackWalk func, gboolean do_il_offset, gpointer user_data) {
1494 g_error ("stack walk not installed");
1497 static MonoStackWalkImpl stack_walk = default_stack_walk;
1500 mono_stack_walk (MonoStackWalk func, gpointer user_data)
1502 stack_walk (func, TRUE, user_data);
1506 mono_stack_walk_no_il (MonoStackWalk func, gpointer user_data)
1508 stack_walk (func, FALSE, user_data);
1512 mono_install_stack_walk (MonoStackWalkImpl func)
1518 last_managed (MonoMethod *m, gint no, gint ilo, gboolean managed, gpointer data)
1520 MonoMethod **dest = data;
1522 /*g_print ("In %s::%s [%d] [%d]\n", m->klass->name, m->name, no, ilo);*/
1528 mono_method_get_last_managed (void)
1530 MonoMethod *m = NULL;
1531 stack_walk (last_managed, FALSE, &m);
1536 mono_loader_lock (void)
1538 EnterCriticalSection (&loader_mutex);
1542 mono_loader_unlock (void)
1544 LeaveCriticalSection (&loader_mutex);
1547 MonoMethodSignature*
1548 mono_method_signature (MonoMethod *m)
1550 m = mono_get_inflated_method (m);
1551 return mono_method_signature_full (m, NULL);
1554 MonoMethodSignature*
1555 mono_method_signature_full (MonoMethod *m, MonoGenericContainer *container)
1563 return m->signature;
1565 mono_loader_lock ();
1568 mono_loader_unlock ();
1569 return m->signature;
1572 g_assert (mono_metadata_token_table (m->token) == MONO_TABLE_METHOD);
1573 idx = mono_metadata_token_index (m->token);
1574 img = m->klass->image;
1576 sig = mono_metadata_blob_heap (img, mono_metadata_decode_row_col (&img->tables [MONO_TABLE_METHOD], idx - 1, MONO_METHOD_SIGNATURE));
1577 size = mono_metadata_decode_blob_size (sig, &sig);
1579 m->signature = mono_metadata_parse_method_signature_full (img, container, idx, sig, NULL);
1581 if (m->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL)
1582 m->signature->pinvoke = 1;
1583 else if ((m->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) && (!(m->iflags & METHOD_IMPL_ATTRIBUTE_NATIVE))) {
1584 MonoCallConvention conv = 0;
1585 MonoMethodPInvoke *piinfo = (MonoMethodPInvoke *)m;
1586 m->signature->pinvoke = 1;
1588 switch (piinfo->piflags & PINVOKE_ATTRIBUTE_CALL_CONV_MASK) {
1589 case 0: /* no call conv, so using default */
1590 case PINVOKE_ATTRIBUTE_CALL_CONV_WINAPI:
1591 conv = MONO_CALL_DEFAULT;
1593 case PINVOKE_ATTRIBUTE_CALL_CONV_CDECL:
1596 case PINVOKE_ATTRIBUTE_CALL_CONV_STDCALL:
1597 conv = MONO_CALL_STDCALL;
1599 case PINVOKE_ATTRIBUTE_CALL_CONV_THISCALL:
1600 conv = MONO_CALL_THISCALL;
1602 case PINVOKE_ATTRIBUTE_CALL_CONV_FASTCALL:
1603 conv = MONO_CALL_FASTCALL;
1605 case PINVOKE_ATTRIBUTE_CALL_CONV_GENERIC:
1606 case PINVOKE_ATTRIBUTE_CALL_CONV_GENERICINST:
1608 g_warning ("unsupported calling convention : 0x%04x", piinfo->piflags);
1609 g_assert_not_reached ();
1611 m->signature->call_convention = conv;
1614 mono_loader_unlock ();
1615 return m->signature;
1619 mono_method_get_name (MonoMethod *method)
1621 return method->name;
1625 mono_method_get_class (MonoMethod *method)
1627 return method->klass;
1631 mono_method_get_token (MonoMethod *method)
1633 return method->token;
1637 mono_method_get_header (MonoMethod *method)
1643 MonoMethodNormal* mn = (MonoMethodNormal*) method;
1645 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))
1649 if (G_LIKELY (mn->header))
1655 mono_loader_lock ();
1658 mono_loader_unlock ();
1662 g_assert (mono_metadata_token_table (method->token) == MONO_TABLE_METHOD);
1663 idx = mono_metadata_token_index (method->token);
1664 img = method->klass->image;
1665 rva = mono_metadata_decode_row_col (&img->tables [MONO_TABLE_METHOD], idx - 1, MONO_METHOD_RVA);
1666 loc = mono_image_rva_map (img, rva);
1670 mn->header = mono_metadata_parse_mh_full (img, (MonoGenericContext *) method->generic_container, loc);
1672 mono_loader_unlock ();
1677 mono_method_get_flags (MonoMethod *method, guint32 *iflags)
1680 *iflags = method->iflags;
1681 return method->flags;
1685 * Find the method index in the metadata methodDef table.
1688 mono_method_get_index (MonoMethod *method) {
1689 MonoClass *klass = method->klass;
1693 return mono_metadata_token_index (method->token);
1695 mono_class_setup_methods (klass);
1696 for (i = 0; i < klass->method.count; ++i) {
1697 if (method == klass->methods [i])
1698 return klass->method.first + 1 + i;