2 * class.c: Class management for the Mono runtime
5 * Miguel de Icaza (miguel@ximian.com)
7 * (C) 2001 Ximian, Inc.
9 * Possible Optimizations:
10 * in mono_class_create, do not allocate the class right away,
11 * but wait until you know the size of the FieldMap, so that
12 * the class embeds directly the FieldMap after the vtable.
22 #include <mono/metadata/image.h>
23 #include <mono/metadata/assembly.h>
24 #include <mono/metadata/cil-coff.h>
25 #include <mono/metadata/metadata.h>
26 #include <mono/metadata/metadata-internals.h>
27 #include <mono/metadata/tabledefs.h>
28 #include <mono/metadata/tokentype.h>
29 #include <mono/metadata/class-internals.h>
30 #include <mono/metadata/object.h>
31 #include <mono/metadata/appdomain.h>
32 #include <mono/metadata/mono-endian.h>
33 #include <mono/metadata/debug-helpers.h>
34 #include <mono/metadata/reflection.h>
35 #include <mono/metadata/mono-debug-debugger.h>
36 #include <mono/os/gc_wrapper.h>
40 gboolean mono_print_vtable = FALSE;
42 static MonoClass * mono_class_create_from_typedef (MonoImage *image, guint32 type_token);
44 void (*mono_debugger_start_class_init_func) (MonoClass *klass) = NULL;
45 void (*mono_debugger_class_init_func) (MonoClass *klass) = NULL;
48 mono_class_from_typeref (MonoImage *image, guint32 type_token)
50 guint32 cols [MONO_TYPEREF_SIZE];
51 MonoTableInfo *t = &image->tables [MONO_TABLE_TYPEREF];
53 const char *name, *nspace;
55 MonoAssembly **references;
57 mono_metadata_decode_row (t, (type_token&0xffffff)-1, cols, MONO_TYPEREF_SIZE);
59 name = mono_metadata_string_heap (image, cols [MONO_TYPEREF_NAME]);
60 nspace = mono_metadata_string_heap (image, cols [MONO_TYPEREF_NAMESPACE]);
62 idx = cols [MONO_TYPEREF_SCOPE] >> MONO_RESOLTION_SCOPE_BITS;
63 switch (cols [MONO_TYPEREF_SCOPE] & MONO_RESOLTION_SCOPE_MASK) {
64 case MONO_RESOLTION_SCOPE_MODULE:
66 g_error ("null ResolutionScope not yet handled");
67 /* a typedef in disguise */
68 return mono_class_from_name (image, nspace, name);
69 case MONO_RESOLTION_SCOPE_MODULEREF:
70 return mono_class_from_name (image->modules [idx - 1], nspace, name);
71 case MONO_RESOLTION_SCOPE_TYPEREF: {
72 MonoClass *enclosing = mono_class_from_typeref (image, MONO_TOKEN_TYPE_REF | idx);
74 mono_class_init (enclosing);
75 for (tmp = enclosing->nested_classes; tmp; tmp = tmp->next) {
77 if (strcmp (res->name, name) == 0)
80 g_warning ("TypeRef ResolutionScope not yet handled (%d)", idx);
83 case MONO_RESOLTION_SCOPE_ASSEMBLYREF:
87 references = image->references;
88 if (!references [idx-1])
89 mono_assembly_load_reference (image, idx - 1);
90 if (references [idx - 1] == (gpointer)-1)
93 image = references [idx-1]->image;
95 return mono_class_from_name (image, nspace, name);
99 dup_type (MonoType* t, const MonoType *original)
101 MonoType *r = g_new0 (MonoType, 1);
103 r->attrs = original->attrs;
104 r->byref = original->byref;
105 mono_stats.generics_metadata_size += sizeof (MonoType);
110 mono_type_get_name_recurse (MonoType *type, GString *str, gboolean is_recursed,
111 gboolean include_ns, gboolean include_arity)
115 switch (type->type) {
116 case MONO_TYPE_ARRAY: {
117 int i, rank = type->data.array->rank;
119 mono_type_get_name_recurse (
120 &type->data.array->eklass->byval_arg, str,
121 FALSE, include_ns, include_arity);
122 g_string_append_c (str, '[');
123 for (i = 1; i < rank; i++)
124 g_string_append_c (str, ',');
125 g_string_append_c (str, ']');
128 case MONO_TYPE_SZARRAY:
129 mono_type_get_name_recurse (
130 &type->data.klass->byval_arg, str, FALSE, include_ns, include_arity);
131 g_string_append (str, "[]");
134 mono_type_get_name_recurse (type->data.type, str, FALSE, include_ns, include_arity);
135 g_string_append_c (str, '*');
138 klass = mono_class_from_mono_type (type);
139 if (klass->nested_in) {
140 mono_type_get_name_recurse (
141 &klass->nested_in->byval_arg, str, TRUE, include_ns, include_arity);
142 g_string_append_c (str, '+');
144 if (include_ns && *klass->name_space) {
145 g_string_append (str, klass->name_space);
146 g_string_append_c (str, '.');
148 if (!include_arity) {
149 char *s = strchr (klass->name, '`');
150 int len = s ? s - klass->name : strlen (klass->name);
152 g_string_append_len (str, klass->name, len);
154 g_string_append (str, klass->name);
157 if (klass->generic_class) {
158 MonoGenericClass *gclass = klass->generic_class;
161 g_string_append_c (str, '[');
162 for (i = 0; i < gclass->inst->type_argc; i++) {
164 g_string_append_c (str, ',');
165 mono_type_get_name_recurse (
166 gclass->inst->type_argv [i], str, FALSE, include_ns, include_arity);
168 g_string_append_c (str, ']');
169 } else if (klass->generic_container) {
172 g_string_append_c (str, '[');
173 for (i = 0; i < klass->generic_container->type_argc; i++) {
175 g_string_append_c (str, ',');
176 g_string_append (str, klass->generic_container->type_params [i].name);
178 g_string_append_c (str, ']');
185 * mono_type_get_name:
188 * Returns: the string representation for type as required by System.Reflection.
189 * The inverse of mono_reflection_parse_type ().
192 _mono_type_get_name (MonoType *type, gboolean is_recursed, gboolean include_ns,
193 gboolean include_arity)
195 GString* result = g_string_new ("");
196 mono_type_get_name_recurse (type, result, is_recursed, include_ns, include_arity);
199 g_string_append_c (result, '&');
201 return g_string_free (result, FALSE);
205 mono_type_get_name (MonoType *type)
207 return _mono_type_get_name (type, TRUE, TRUE, TRUE);
211 mono_type_get_full_name (MonoType *type)
213 return _mono_type_get_name (type, FALSE, TRUE, TRUE);
217 mono_type_get_underlying_type (MonoType *type)
219 switch (type->type) {
220 case MONO_TYPE_VALUETYPE:
221 if (type->data.klass->enumtype)
222 return type->data.klass->enum_basetype;
224 case MONO_TYPE_GENERICINST:
225 return mono_type_get_underlying_type (&type->data.generic_class->container_class->byval_arg);
234 mono_class_is_open_constructed_type (MonoType *t)
240 case MONO_TYPE_SZARRAY:
241 return mono_class_is_open_constructed_type (&t->data.klass->byval_arg);
242 case MONO_TYPE_ARRAY:
243 return mono_class_is_open_constructed_type (&t->data.array->eklass->byval_arg);
245 return mono_class_is_open_constructed_type (t->data.type);
246 case MONO_TYPE_GENERICINST: {
247 MonoGenericClass *gclass = t->data.generic_class;
250 if (mono_class_is_open_constructed_type (&gclass->container_class->byval_arg))
252 for (i = 0; i < gclass->inst->type_argc; i++)
253 if (mono_class_is_open_constructed_type (gclass->inst->type_argv [i]))
263 inflate_generic_type (MonoType *type, MonoGenericContext *context)
265 switch (type->type) {
267 if (context->gmethod && context->gmethod->inst->type_argv)
269 context->gmethod->inst->type_argv [type->data.generic_param->num],
276 context->gclass->inst->type_argv [type->data.generic_param->num],
280 case MONO_TYPE_SZARRAY: {
281 MonoClass *eclass = type->data.klass;
282 MonoType *nt, *inflated = inflate_generic_type (&eclass->byval_arg, context);
285 nt = dup_type (type, type);
286 nt->data.klass = mono_class_from_mono_type (inflated);
289 case MONO_TYPE_GENERICINST: {
290 MonoGenericClass *ogclass = type->data.generic_class;
291 MonoGenericClass *ngclass, *cached;
295 if (ogclass->is_dynamic) {
296 MonoDynamicGenericClass *dgclass = g_new0 (MonoDynamicGenericClass, 1);
297 ngclass = &dgclass->generic_class;
299 ngclass = g_new0 (MonoGenericClass, 1);
303 ngclass->inst = mono_metadata_inflate_generic_inst (ogclass->inst, context);
305 ngclass->klass = NULL;
307 ngclass->context = g_new0 (MonoGenericContext, 1);
308 ngclass->context->container = ngclass->container_class->generic_container;
309 ngclass->context->gclass = ngclass;
311 ngclass->initialized = FALSE;
314 cached = mono_metadata_lookup_generic_class (ngclass);
317 mono_loader_unlock ();
319 nt = dup_type (type, type);
320 nt->data.generic_class = cached;
324 mono_class_create_generic (ngclass);
325 mono_class_create_generic_2 (ngclass);
327 mono_stats.generic_instance_count++;
328 mono_stats.generics_metadata_size += sizeof (MonoGenericClass) +
329 sizeof (MonoGenericContext) +
330 ngclass->inst->type_argc * sizeof (MonoType);
332 nt = dup_type (type, type);
333 nt->data.generic_class = ngclass;
334 mono_loader_unlock ();
344 mono_class_inflate_generic_type (MonoType *type, MonoGenericContext *context)
346 MonoType *inflated = inflate_generic_type (type, context);
349 return dup_type (type, type);
351 mono_stats.inflated_type_count++;
356 mono_class_inflate_generic_signature (MonoImage *image, MonoMethodSignature *sig, MonoGenericContext *context)
358 MonoMethodSignature *res;
365 res = mono_metadata_signature_alloc (image, sig->param_count);
366 res->ret = mono_class_inflate_generic_type (sig->ret, context);
367 is_open = mono_class_is_open_constructed_type (res->ret);
368 for (i = 0; i < sig->param_count; ++i) {
369 res->params [i] = mono_class_inflate_generic_type (sig->params [i], context);
371 is_open = mono_class_is_open_constructed_type (res->params [i]);
373 res->hasthis = sig->hasthis;
374 res->explicit_this = sig->explicit_this;
375 res->call_convention = sig->call_convention;
376 res->generic_param_count = sig->generic_param_count;
377 res->sentinelpos = sig->sentinelpos;
378 res->has_type_parameters = is_open;
379 res->is_inflated = 1;
383 static MonoMethodHeader*
384 inflate_generic_header (MonoMethodHeader *header, MonoGenericContext *context)
386 MonoMethodHeader *res;
388 res = g_malloc0 (sizeof (MonoMethodHeader) + sizeof (gpointer) * header->num_locals);
389 res->code = header->code;
390 res->code_size = header->code_size;
391 res->max_stack = header->max_stack;
392 res->num_clauses = header->num_clauses;
393 res->init_locals = header->init_locals;
394 res->num_locals = header->num_locals;
395 res->clauses = header->clauses;
396 for (i = 0; i < header->num_locals; ++i)
397 res->locals [i] = mono_class_inflate_generic_type (header->locals [i], context);
402 mono_class_inflate_generic_method (MonoMethod *method, MonoGenericContext *context,
405 MonoMethodInflated *result;
408 if ((method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) ||
409 (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL))
412 mono_stats.inflated_method_count++;
413 mono_stats.generics_metadata_size +=
414 sizeof (MonoMethodInflated) - sizeof (MonoMethodNormal);
416 result = g_new0 (MonoMethodInflated, 1);
417 result->nmethod = *(MonoMethodNormal*)method;
419 if (mono_method_get_header (method))
420 result->nmethod.header = inflate_generic_header (
421 mono_method_get_header (method), context);
424 rklass = result->nmethod.method.klass = klass;
426 MonoType *declaring = mono_class_inflate_generic_type (&method->klass->byval_arg, context);
427 rklass = result->nmethod.method.klass = mono_class_from_mono_type (declaring);
430 result->nmethod.method.signature = mono_class_inflate_generic_signature (
431 method->klass->image, method->signature, context);
433 if (context->gmethod) {
434 result->context = g_new0 (MonoGenericContext, 1);
435 result->context->container = context->gmethod->container;
436 result->context->gmethod = context->gmethod;
437 result->context->gclass = rklass->generic_class;
439 mono_stats.generics_metadata_size += sizeof (MonoGenericContext);
440 } else if (method->signature->generic_param_count)
441 result->context = (MonoGenericContext *) ((MonoMethodNormal *) method)->generic_container;
442 else if (rklass->generic_class)
443 result->context = rklass->generic_class->context;
445 if (method->signature->is_inflated)
446 result->declaring = ((MonoMethodInflated *) method)->declaring;
448 result->declaring = method;
450 return (MonoMethod *) result;
454 * class_compute_field_layout:
455 * @m: pointer to the metadata.
456 * @class: The class to initialize
458 * Initializes the class->fields.
460 * Currently we only support AUTO_LAYOUT, and do not even try to do
461 * a good job at it. This is temporary to get the code for Paolo.
464 class_compute_field_layout (MonoClass *class)
466 MonoImage *m = class->image;
467 const int top = class->field.count;
468 guint32 layout = class->flags & TYPE_ATTRIBUTE_LAYOUT_MASK;
469 MonoTableInfo *t = &m->tables [MONO_TABLE_FIELD];
470 int i, blittable = TRUE, real_size = 0;
472 guint32 packing_size = 0;
473 gboolean explicit_size;
474 MonoClassField *field;
476 if (class->size_inited)
480 if (!class->parent->size_inited)
481 class_compute_field_layout (class->parent);
482 class->instance_size += class->parent->instance_size;
483 class->min_align = class->parent->min_align;
484 blittable = class->parent->blittable;
486 class->instance_size = sizeof (MonoObject);
487 class->min_align = 1;
490 /* Get the real size */
491 explicit_size = mono_metadata_packing_from_typedef (class->image, class->type_token, &packing_size, &real_size);
494 g_assert ((packing_size & 0xfffffff0) == 0);
495 class->packing_size = packing_size;
496 real_size += class->instance_size;
500 if (explicit_size && real_size) {
501 class->instance_size = MAX (real_size, class->instance_size);
503 class->size_inited = 1;
504 class->blittable = blittable;
508 if (layout == TYPE_ATTRIBUTE_AUTO_LAYOUT)
511 class->fields = g_new0 (MonoClassField, top);
514 * Fetch all the field information.
516 for (i = 0; i < top; i++){
518 guint32 cols [MONO_FIELD_SIZE];
519 int idx = class->field.first + i;
520 MonoGenericContainer *container = NULL;
522 field = &class->fields [i];
523 mono_metadata_decode_row (t, idx, cols, MONO_FIELD_SIZE);
524 /* The name is needed for fieldrefs */
525 field->name = mono_metadata_string_heap (m, cols [MONO_FIELD_NAME]);
526 sig = mono_metadata_blob_heap (m, cols [MONO_FIELD_SIGNATURE]);
527 mono_metadata_decode_value (sig, &sig);
528 /* FIELD signature == 0x06 */
529 g_assert (*sig == 0x06);
530 if (class->generic_container)
531 container = class->generic_container;
532 else if (class->generic_class) {
533 container = class->generic_class->container_class->generic_container;
534 g_assert (container);
536 field->type = mono_metadata_parse_type_full (
537 m, (MonoGenericContext *) container, MONO_PARSE_FIELD,
538 cols [MONO_FIELD_FLAGS], sig + 1, &sig);
539 if (mono_field_is_deleted (field))
541 if (class->generic_class) {
542 field->type = mono_class_inflate_generic_type (
543 field->type, class->generic_class->context);
544 field->type->attrs = cols [MONO_FIELD_FLAGS];
547 field->parent = class;
549 /* Only do these checks if we still think this type is blittable */
550 if (blittable && !(field->type->attrs & FIELD_ATTRIBUTE_STATIC)) {
551 if (field->type->byref || MONO_TYPE_IS_REFERENCE (field->type)) {
554 MonoClass *field_class = mono_class_from_mono_type (field->type);
555 if (!field_class || !field_class->blittable)
560 if (layout == TYPE_ATTRIBUTE_EXPLICIT_LAYOUT) {
561 mono_metadata_field_info (m, idx, &field->offset, NULL, NULL);
562 if (field->offset == (guint32)-1 && !(field->type->attrs & FIELD_ATTRIBUTE_STATIC))
563 g_warning ("%s not initialized correctly (missing field layout info for %s)", class->name, field->name);
566 if (cols [MONO_FIELD_FLAGS] & FIELD_ATTRIBUTE_HAS_FIELD_RVA) {
567 mono_metadata_field_info (m, idx, NULL, &rva, NULL);
569 g_warning ("field %s in %s should have RVA data, but hasn't", field->name, class->name);
570 field->data = mono_image_rva_map (class->image, rva);
573 if (class->enumtype && !(cols [MONO_FIELD_FLAGS] & FIELD_ATTRIBUTE_STATIC)) {
574 class->enum_basetype = field->type;
575 class->cast_class = class->element_class = mono_class_from_mono_type (class->enum_basetype);
576 blittable = class->element_class->blittable;
579 /* The def_value of fields is compute lazily during vtable creation */
582 if (class == mono_defaults.string_class)
585 class->blittable = blittable;
587 if (class->enumtype && !class->enum_basetype) {
588 if (!((strcmp (class->name, "Enum") == 0) && (strcmp (class->name_space, "System") == 0)))
591 if (explicit_size && real_size) {
592 class->instance_size = MAX (real_size, class->instance_size);
595 if (class->generic_container ||
596 (class->generic_class && class->generic_class->inst->is_open))
599 mono_class_layout_fields (class);
603 mono_class_layout_fields (MonoClass *class)
606 const int top = class->field.count;
607 guint32 layout = class->flags & TYPE_ATTRIBUTE_LAYOUT_MASK;
608 guint32 pass, passes, real_size;
609 gboolean gc_aware_layout = FALSE;
610 MonoClassField *field;
613 * Enable GC aware auto layout: in this mode, reference
614 * fields are grouped together inside objects, increasing collector
616 * Requires that all classes whose layout is known to native code be annotated
617 * with [StructLayout (LayoutKind.Sequential)]
618 * Value types have gc_aware_layout disabled by default, as per
619 * what the default is for other runtimes.
621 /* corlib is missing [StructLayout] directives in many places */
622 if (layout == TYPE_ATTRIBUTE_AUTO_LAYOUT) {
623 if (class->image != mono_defaults.corlib &&
624 class->byval_arg.type != MONO_TYPE_VALUETYPE)
625 gc_aware_layout = TRUE;
629 * Compute field layout and total size (not considering static fields)
633 case TYPE_ATTRIBUTE_AUTO_LAYOUT:
634 case TYPE_ATTRIBUTE_SEQUENTIAL_LAYOUT:
641 if (layout != TYPE_ATTRIBUTE_AUTO_LAYOUT)
645 real_size = class->parent->instance_size;
647 real_size = sizeof (MonoObject);
649 for (pass = 0; pass < passes; ++pass) {
650 for (i = 0; i < top; i++){
652 field = &class->fields [i];
654 if (mono_field_is_deleted (field))
656 if (field->type->attrs & FIELD_ATTRIBUTE_STATIC)
659 if (gc_aware_layout) {
661 * We process fields with reference type in the first pass,
662 * and fields with non-reference type in the second pass.
663 * We use IS_POINTER instead of IS_REFERENCE because in
664 * some internal structures, we store GC_MALLOCed memory
665 * in IntPtr fields...
667 if (MONO_TYPE_IS_POINTER (field->type)) {
676 if ((top == 1) && (class->instance_size == sizeof (MonoObject)) &&
677 (strcmp (field->name, "$PRIVATE$") == 0)) {
678 /* This field is a hack inserted by MCS to empty structures */
682 size = mono_type_size (field->type, &align);
684 /* FIXME (LAMESPEC): should we also change the min alignment according to pack? */
685 align = class->packing_size ? MIN (class->packing_size, align): align;
686 class->min_align = MAX (align, class->min_align);
687 field->offset = real_size;
688 field->offset += align - 1;
689 field->offset &= ~(align - 1);
690 real_size = field->offset + size;
693 class->instance_size = MAX (real_size, class->instance_size);
695 if (class->instance_size & (class->min_align - 1)) {
696 class->instance_size += class->min_align - 1;
697 class->instance_size &= ~(class->min_align - 1);
701 case TYPE_ATTRIBUTE_EXPLICIT_LAYOUT:
703 for (i = 0; i < top; i++) {
705 field = &class->fields [i];
708 * There must be info about all the fields in a type if it
709 * uses explicit layout.
712 if (mono_field_is_deleted (field))
714 if (field->type->attrs & FIELD_ATTRIBUTE_STATIC)
717 size = mono_type_size (field->type, &align);
720 * When we get here, field->offset is already set by the
721 * loader (for either runtime fields or fields loaded from metadata).
722 * The offset is from the start of the object: this works for both
723 * classes and valuetypes.
725 field->offset += sizeof (MonoObject);
730 real_size = MAX (real_size, size + field->offset);
732 class->instance_size = MAX (real_size, class->instance_size);
736 class->size_inited = 1;
739 * Compute static field layout and size
741 for (i = 0; i < top; i++){
743 field = &class->fields [i];
745 if (!(field->type->attrs & FIELD_ATTRIBUTE_STATIC) || field->type->attrs & FIELD_ATTRIBUTE_LITERAL)
747 if (mono_field_is_deleted (field))
750 size = mono_type_size (field->type, &align);
751 field->offset = class->class_size;
752 field->offset += align - 1;
753 field->offset &= ~(align - 1);
754 class->class_size = field->offset + size;
759 init_properties (MonoClass *class)
761 guint startm, endm, i, j;
762 guint32 cols [MONO_PROPERTY_SIZE];
763 MonoTableInfo *pt = &class->image->tables [MONO_TABLE_PROPERTY];
764 MonoTableInfo *msemt = &class->image->tables [MONO_TABLE_METHODSEMANTICS];
766 class->property.first = mono_metadata_properties_from_typedef (class->image, mono_metadata_token_index (class->type_token) - 1, &class->property.last);
767 class->property.count = class->property.last - class->property.first;
769 class->properties = g_new0 (MonoProperty, class->property.count);
770 for (i = class->property.first; i < class->property.last; ++i) {
771 mono_metadata_decode_row (pt, i, cols, MONO_PROPERTY_SIZE);
772 class->properties [i - class->property.first].parent = class;
773 class->properties [i - class->property.first].attrs = cols [MONO_PROPERTY_FLAGS];
774 class->properties [i - class->property.first].name = mono_metadata_string_heap (class->image, cols [MONO_PROPERTY_NAME]);
776 startm = mono_metadata_methods_from_property (class->image, i, &endm);
777 for (j = startm; j < endm; ++j) {
778 mono_metadata_decode_row (msemt, j, cols, MONO_METHOD_SEMA_SIZE);
779 switch (cols [MONO_METHOD_SEMA_SEMANTICS]) {
780 case METHOD_SEMANTIC_SETTER:
781 class->properties [i - class->property.first].set = class->methods [cols [MONO_METHOD_SEMA_METHOD] - 1 - class->method.first];
783 case METHOD_SEMANTIC_GETTER:
784 class->properties [i - class->property.first].get = class->methods [cols [MONO_METHOD_SEMA_METHOD] - 1 - class->method.first];
794 init_events (MonoClass *class)
796 guint startm, endm, i, j;
797 guint32 cols [MONO_EVENT_SIZE];
798 MonoTableInfo *pt = &class->image->tables [MONO_TABLE_EVENT];
799 MonoTableInfo *msemt = &class->image->tables [MONO_TABLE_METHODSEMANTICS];
801 class->event.first = mono_metadata_events_from_typedef (class->image, mono_metadata_token_index (class->type_token) - 1, &class->event.last);
802 class->event.count = class->event.last - class->event.first;
804 class->events = g_new0 (MonoEvent, class->event.count);
805 for (i = class->event.first; i < class->event.last; ++i) {
806 MonoEvent *event = &class->events [i - class->event.first];
808 mono_metadata_decode_row (pt, i, cols, MONO_EVENT_SIZE);
809 event->parent = class;
810 event->attrs = cols [MONO_EVENT_FLAGS];
811 event->name = mono_metadata_string_heap (class->image, cols [MONO_EVENT_NAME]);
813 startm = mono_metadata_methods_from_event (class->image, i, &endm);
814 for (j = startm; j < endm; ++j) {
815 mono_metadata_decode_row (msemt, j, cols, MONO_METHOD_SEMA_SIZE);
816 switch (cols [MONO_METHOD_SEMA_SEMANTICS]) {
817 case METHOD_SEMANTIC_ADD_ON:
818 event->add = class->methods [cols [MONO_METHOD_SEMA_METHOD] - 1 - class->method.first];
820 case METHOD_SEMANTIC_REMOVE_ON:
821 event->remove = class->methods [cols [MONO_METHOD_SEMA_METHOD] - 1 - class->method.first];
823 case METHOD_SEMANTIC_FIRE:
824 event->raise = class->methods [cols [MONO_METHOD_SEMA_METHOD] - 1 - class->method.first];
826 case METHOD_SEMANTIC_OTHER: {
829 if (event->other == NULL) {
830 event->other = g_new0 (MonoMethod*, 1);
832 while (event->other [n])
834 event->other = g_realloc (event->other, (n + 1) * sizeof (MonoMethod*));
836 event->other [n] = class->methods [cols [MONO_METHOD_SEMA_METHOD] - 1 - class->method.first];
847 mono_get_unique_iid (MonoClass *class)
849 static GHashTable *iid_hash = NULL;
850 static guint iid = 0;
855 g_assert (MONO_CLASS_IS_INTERFACE (class));
860 iid_hash = g_hash_table_new (g_str_hash, g_str_equal);
862 str = g_strdup_printf ("%s|%s.%s\n", class->image->name, class->name_space, class->name);
864 if (g_hash_table_lookup_extended (iid_hash, str, NULL, &value)) {
865 mono_loader_unlock ();
869 g_hash_table_insert (iid_hash, str, (gpointer)iid);
873 mono_loader_unlock ();
879 collect_implemented_interfaces_aux (MonoClass *klass, GPtrArray **res)
884 for (i = 0; i < klass->interface_count; i++) {
885 ic = klass->interfaces [i];
888 *res = g_ptr_array_new ();
889 g_ptr_array_add (*res, ic);
891 collect_implemented_interfaces_aux (ic, res);
896 mono_class_get_implemented_interfaces (MonoClass *klass)
898 GPtrArray *res = NULL;
900 collect_implemented_interfaces_aux (klass, &res);
905 setup_interface_offsets (MonoClass *class, int cur_slot)
911 /* compute maximum number of slots and maximum interface id */
913 for (k = class; k ; k = k->parent) {
914 for (i = 0; i < k->interface_count; i++) {
915 ic = k->interfaces [i];
918 mono_class_init (ic);
920 if (max_iid < ic->interface_id)
921 max_iid = ic->interface_id;
925 if (MONO_CLASS_IS_INTERFACE (class)) {
926 if (max_iid < class->interface_id)
927 max_iid = class->interface_id;
929 class->max_interface_id = max_iid;
930 /* compute vtable offset for interfaces */
931 class->interface_offsets = g_malloc (sizeof (gpointer) * (max_iid + 1));
933 for (i = 0; i <= max_iid; i++)
934 class->interface_offsets [i] = -1;
936 ifaces = mono_class_get_implemented_interfaces (class);
938 for (i = 0; i < ifaces->len; ++i) {
939 ic = g_ptr_array_index (ifaces, i);
940 class->interface_offsets [ic->interface_id] = cur_slot;
941 cur_slot += ic->method.count;
943 g_ptr_array_free (ifaces, TRUE);
946 for (k = class->parent; k ; k = k->parent) {
947 ifaces = mono_class_get_implemented_interfaces (k);
949 for (i = 0; i < ifaces->len; ++i) {
950 ic = g_ptr_array_index (ifaces, i);
952 if (class->interface_offsets [ic->interface_id] == -1) {
953 int io = k->interface_offsets [ic->interface_id];
957 class->interface_offsets [ic->interface_id] = io;
960 g_ptr_array_free (ifaces, TRUE);
964 if (MONO_CLASS_IS_INTERFACE (class))
965 class->interface_offsets [class->interface_id] = cur_slot;
971 mono_class_setup_vtable (MonoClass *class, MonoMethod **overrides, int onum)
975 int i, max_vtsize = 0, max_iid, cur_slot = 0;
977 MonoGHashTable *override_map = NULL;
979 /* setup_vtable() must be called only once on the type */
980 if (class->interface_offsets) {
981 g_warning ("vtable already computed in %s.%s", class->name_space, class->name);
985 ifaces = mono_class_get_implemented_interfaces (class);
987 for (i = 0; i < ifaces->len; i++) {
988 MonoClass *ic = g_ptr_array_index (ifaces, i);
989 max_vtsize += ic->method.count;
991 g_ptr_array_free (ifaces, TRUE);
995 max_vtsize += class->parent->vtable_size;
996 cur_slot = class->parent->vtable_size;
999 max_vtsize += class->method.count;
1001 vtable = alloca (sizeof (gpointer) * max_vtsize);
1002 memset (vtable, 0, sizeof (gpointer) * max_vtsize);
1004 /* printf ("METAINIT %s.%s\n", class->name_space, class->name); */
1006 cur_slot = setup_interface_offsets (class, cur_slot);
1007 max_iid = class->max_interface_id;
1009 if (class->parent && class->parent->vtable_size)
1010 memcpy (vtable, class->parent->vtable, sizeof (gpointer) * class->parent->vtable_size);
1012 /* override interface methods */
1013 for (i = 0; i < onum; i++) {
1014 MonoMethod *decl = overrides [i*2];
1015 if (MONO_CLASS_IS_INTERFACE (decl->klass)) {
1017 g_assert (decl->slot != -1);
1018 dslot = decl->slot + class->interface_offsets [decl->klass->interface_id];
1019 vtable [dslot] = overrides [i*2 + 1];
1020 vtable [dslot]->slot = dslot;
1022 override_map = mono_g_hash_table_new (NULL, NULL);
1024 mono_g_hash_table_insert (override_map, overrides [i * 2], overrides [i * 2 + 1]);
1028 for (k = class; k ; k = k->parent) {
1030 ifaces = mono_class_get_implemented_interfaces (k);
1032 nifaces = ifaces->len;
1033 for (i = 0; i < nifaces; i++) {
1036 ic = g_ptr_array_index (ifaces, i);
1037 io = k->interface_offsets [ic->interface_id];
1040 g_assert (io <= max_vtsize);
1043 for (l = 0; l < ic->method.count; l++) {
1044 MonoMethod *im = ic->methods [l];
1046 if (vtable [io + l] && !(vtable [io + l]->flags & METHOD_ATTRIBUTE_ABSTRACT))
1049 for (j = 0; j < class->method.count; ++j) {
1050 MonoMethod *cm = class->methods [j];
1051 if (!(cm->flags & METHOD_ATTRIBUTE_VIRTUAL) ||
1052 !((cm->flags & METHOD_ATTRIBUTE_MEMBER_ACCESS_MASK) == METHOD_ATTRIBUTE_PUBLIC) ||
1053 !(cm->flags & METHOD_ATTRIBUTE_NEW_SLOT))
1055 if (!strcmp(cm->name, im->name) &&
1056 mono_metadata_signature_equal (cm->signature, im->signature)) {
1057 g_assert (io + l <= max_vtsize);
1058 vtable [io + l] = cm;
1063 /* already implemented */
1064 if (io >= k->vtable_size)
1068 for (l = 0; l < ic->method.count; l++) {
1069 MonoMethod *im = ic->methods [l];
1072 g_assert (io + l <= max_vtsize);
1074 if (vtable [io + l] && !(vtable [io + l]->flags & METHOD_ATTRIBUTE_ABSTRACT))
1077 for (k1 = class; k1; k1 = k1->parent) {
1078 for (j = 0; j < k1->method.count; ++j) {
1079 MonoMethod *cm = k1->methods [j];
1081 if (!(cm->flags & METHOD_ATTRIBUTE_VIRTUAL) ||
1082 !(cm->flags & METHOD_ATTRIBUTE_PUBLIC))
1085 if (!strcmp(cm->name, im->name) &&
1086 mono_metadata_signature_equal (cm->signature, im->signature)) {
1087 g_assert (io + l <= max_vtsize);
1088 vtable [io + l] = cm;
1093 g_assert (io + l <= max_vtsize);
1094 if (vtable [io + l] && !(vtable [io + l]->flags & METHOD_ATTRIBUTE_ABSTRACT))
1099 for (l = 0; l < ic->method.count; l++) {
1100 MonoMethod *im = ic->methods [l];
1101 char *qname, *fqname, *cname, *the_cname;
1104 if (vtable [io + l])
1107 if (ic->generic_class) {
1108 MonoClass *the_ic = ic->generic_class->container_class;
1109 the_cname = _mono_type_get_name (&the_ic->byval_arg, TRUE, FALSE, TRUE);
1113 cname = (char*)ic->name;
1116 qname = g_strconcat (cname, ".", im->name, NULL);
1117 if (ic->name_space && ic->name_space [0])
1118 fqname = g_strconcat (ic->name_space, ".", cname, ".", im->name, NULL);
1122 for (k1 = class; k1; k1 = k1->parent) {
1123 for (j = 0; j < k1->method.count; ++j) {
1124 MonoMethod *cm = k1->methods [j];
1126 if (!(cm->flags & METHOD_ATTRIBUTE_VIRTUAL))
1129 if (((fqname && !strcmp (cm->name, fqname)) || !strcmp (cm->name, qname)) &&
1130 mono_metadata_signature_equal (cm->signature, im->signature)) {
1131 g_assert (io + l <= max_vtsize);
1132 vtable [io + l] = cm;
1143 if (!(class->flags & TYPE_ATTRIBUTE_ABSTRACT)) {
1144 for (l = 0; l < ic->method.count; l++) {
1146 MonoMethod *im = ic->methods [l];
1147 if (im->flags & METHOD_ATTRIBUTE_STATIC)
1149 g_assert (io + l <= max_vtsize);
1152 * If one of our parents already implements this interface
1153 * we can inherit the implementation.
1155 if (!(vtable [io + l])) {
1156 MonoClass *parent = class->parent;
1158 if ((ic->interface_id <= parent->max_interface_id) &&
1159 (parent->interface_offsets [ic->interface_id]) &&
1161 vtable [io + l] = parent->vtable [parent->interface_offsets [ic->interface_id] + l];
1164 if (!(vtable [io + l])) {
1165 for (j = 0; j < onum; ++j) {
1166 g_print (" at slot %d: %s (%d) overrides %s (%d)\n", io+l, overrides [j*2+1]->name,
1167 overrides [j*2+1]->slot, overrides [j*2]->name, overrides [j*2]->slot);
1169 msig = mono_signature_get_desc (im->signature, FALSE);
1170 printf ("no implementation for interface method %s.%s::%s(%s) in class %s.%s\n",
1171 ic->name_space, ic->name, im->name, msig, class->name_space, class->name);
1173 for (j = 0; j < class->method.count; ++j) {
1174 MonoMethod *cm = class->methods [j];
1175 msig = mono_signature_get_desc (cm->signature, FALSE);
1177 printf ("METHOD %s(%s)\n", cm->name, msig);
1180 g_assert_not_reached ();
1185 for (l = 0; l < ic->method.count; l++) {
1186 MonoMethod *im = vtable [io + l];
1189 g_assert (io + l <= max_vtsize);
1191 /* FIXME: why do we need this ? */
1193 /* g_assert_not_reached (); */
1199 g_ptr_array_free (ifaces, TRUE);
1202 for (i = 0; i < class->method.count; ++i) {
1205 cm = class->methods [i];
1208 * Non-virtual method have no place in the vtable.
1209 * This also catches static methods (since they are not virtual).
1211 if (!(cm->flags & METHOD_ATTRIBUTE_VIRTUAL))
1215 * If the method is REUSE_SLOT, we must check in the
1216 * base class for a method to override.
1218 if (!(cm->flags & METHOD_ATTRIBUTE_NEW_SLOT)) {
1220 for (k = class->parent; k ; k = k->parent) {
1222 for (j = 0; j < k->method.count; ++j) {
1223 MonoMethod *m1 = k->methods [j];
1224 if (!(m1->flags & METHOD_ATTRIBUTE_VIRTUAL))
1226 if (!strcmp(cm->name, m1->name) &&
1227 mono_metadata_signature_equal (cm->signature, m1->signature)) {
1228 slot = k->methods [j]->slot;
1229 g_assert (cm->slot < max_vtsize);
1231 override_map = mono_g_hash_table_new (NULL, NULL);
1232 mono_g_hash_table_insert (override_map, m1, cm);
1244 cm->slot = cur_slot++;
1246 if (!(cm->flags & METHOD_ATTRIBUTE_ABSTRACT) && !cm->signature->generic_param_count)
1247 vtable [cm->slot] = cm;
1250 /* override non interface methods */
1251 for (i = 0; i < onum; i++) {
1252 MonoMethod *decl = overrides [i*2];
1253 if (!MONO_CLASS_IS_INTERFACE (decl->klass)) {
1254 g_assert (decl->slot != -1);
1255 vtable [decl->slot] = overrides [i*2 + 1];
1256 overrides [i * 2 + 1]->slot = decl->slot;
1258 override_map = mono_g_hash_table_new (NULL, NULL);
1259 mono_g_hash_table_insert (override_map, decl, overrides [i * 2 + 1]);
1264 * If a method occupies more than one place in the vtable, and it is
1265 * overriden, then change the other occurances too.
1268 for (i = 0; i < max_vtsize; ++i)
1270 MonoMethod *cm = mono_g_hash_table_lookup (override_map, vtable [i]);
1275 mono_g_hash_table_destroy (override_map);
1278 if (class->generic_class) {
1279 MonoClass *gklass = class->generic_class->container_class;
1281 mono_class_init (gklass);
1282 class->vtable_size = gklass->vtable_size;
1284 class->vtable_size = cur_slot;
1286 class->vtable = g_malloc0 (sizeof (gpointer) * class->vtable_size);
1287 memcpy (class->vtable, vtable, sizeof (gpointer) * class->vtable_size);
1289 if (mono_print_vtable) {
1292 for (i = 0; i <= max_iid; i++)
1293 if (class->interface_offsets [i] != -1)
1296 printf ("VTable %s.%s (size = %d, interfaces = %d)\n", class->name_space,
1297 class->name, class->vtable_size, icount);
1299 for (i = 0; i < class->vtable_size; ++i) {
1304 printf (" slot %03d(%03d) %s.%s:%s\n", i, cm->slot,
1305 cm->klass->name_space, cm->klass->name,
1312 printf ("Interfaces %s.%s (max_iid = %d)\n", class->name_space,
1313 class->name, max_iid);
1315 for (i = 0; i < class->interface_count; i++) {
1316 ic = class->interfaces [i];
1317 printf (" slot %03d(%03d) %s.%s\n",
1318 class->interface_offsets [ic->interface_id],
1319 ic->method.count, ic->name_space, ic->name);
1322 for (k = class->parent; k ; k = k->parent) {
1323 for (i = 0; i < k->interface_count; i++) {
1324 ic = k->interfaces [i];
1325 printf (" slot %03d(%03d) %s.%s\n",
1326 class->interface_offsets [ic->interface_id],
1327 ic->method.count, ic->name_space, ic->name);
1336 * @class: the class to initialize
1338 * compute the instance_size, class_size and other infos that cannot be
1339 * computed at mono_class_get() time. Also compute a generic vtable and
1340 * the method slot numbers. We use this infos later to create a domain
1344 mono_class_init (MonoClass *class)
1347 static MonoMethod *default_ghc = NULL;
1348 static MonoMethod *default_finalize = NULL;
1349 static int finalize_slot = -1;
1350 static int ghc_slot = -1;
1351 MonoMethod **overrides;
1359 /*g_print ("Init class %s\n", class->name);*/
1361 /* We do everything inside the lock to prevent races */
1362 mono_loader_lock ();
1364 if (class->inited) {
1365 mono_loader_unlock ();
1366 /* Somebody might have gotten in before us */
1370 if (class->init_pending) {
1371 /* this indicates a cyclic dependency */
1372 g_error ("pending init %s.%s\n", class->name_space, class->name);
1375 class->init_pending = 1;
1377 if (mono_debugger_start_class_init_func)
1378 mono_debugger_start_class_init_func (class);
1380 mono_stats.initialized_class_count++;
1382 if (class->generic_class && !class->generic_class->is_dynamic) {
1383 MonoGenericClass *gclass = class->generic_class;
1384 MonoClass *gklass = gclass->container_class;
1386 mono_class_init (gklass);
1388 if (MONO_CLASS_IS_INTERFACE (class))
1389 class->interface_id = mono_get_unique_iid (class);
1391 g_assert (class->method.count == gklass->method.count);
1392 class->methods = g_new0 (MonoMethod *, class->method.count);
1394 for (i = 0; i < class->method.count; i++)
1395 class->methods [i] = mono_class_inflate_generic_method (
1396 gklass->methods [i], gclass->context, gclass->klass);
1398 g_assert (class->field.count == gklass->field.count);
1399 class->fields = g_new0 (MonoClassField, class->field.count);
1401 for (i = 0; i < class->field.count; i++) {
1402 MonoInflatedField *ifield = g_new0 (MonoInflatedField, 1);
1403 ifield->generic_type = gklass->fields [i].type;
1405 class->fields [i] = gklass->fields [i];
1406 class->fields [i].generic_info = ifield;
1407 class->fields [i].parent = class;
1408 class->fields [i].type = mono_class_inflate_generic_type (
1409 class->fields [i].type, gclass->context);
1412 class->property = gklass->property;
1413 class->properties = g_new0 (MonoProperty, class->property.count);
1415 for (i = 0; i < class->property.count; i++) {
1416 MonoProperty *prop = &class->properties [i];
1418 *prop = gklass->properties [i];
1421 prop->get = mono_class_inflate_generic_method (
1422 prop->get, gclass->context, gclass->klass);
1424 prop->set = mono_class_inflate_generic_method (
1425 prop->set, gclass->context, gclass->klass);
1427 prop->parent = class;
1430 g_assert (class->interface_count == gklass->interface_count);
1433 if (class->parent && !class->parent->inited)
1434 mono_class_init (class->parent);
1437 * Computes the size used by the fields, and their locations
1439 if (!class->size_inited)
1440 class_compute_field_layout (class);
1442 /* initialize method pointers */
1445 MonoMethodSignature *sig;
1446 class->method.count = class->rank > 1? 2: 1;
1447 sig = mono_metadata_signature_alloc (class->image, class->rank);
1448 sig->ret = &mono_defaults.void_class->byval_arg;
1449 sig->pinvoke = TRUE;
1450 for (i = 0; i < class->rank; ++i)
1451 sig->params [i] = &mono_defaults.int32_class->byval_arg;
1453 ctor = (MonoMethod *) g_new0 (MonoMethodPInvoke, 1);
1454 ctor->klass = class;
1455 ctor->flags = METHOD_ATTRIBUTE_PUBLIC | METHOD_ATTRIBUTE_RT_SPECIAL_NAME | METHOD_ATTRIBUTE_SPECIAL_NAME;
1456 ctor->iflags = METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL;
1457 ctor->signature = sig;
1458 ctor->name = ".ctor";
1460 class->methods = g_new (MonoMethod*, class->method.count);
1461 class->methods [0] = ctor;
1462 if (class->rank > 1) {
1463 sig = mono_metadata_signature_alloc (class->image, class->rank * 2);
1464 sig->ret = &mono_defaults.void_class->byval_arg;
1465 sig->pinvoke = TRUE;
1466 for (i = 0; i < class->rank * 2; ++i)
1467 sig->params [i] = &mono_defaults.int32_class->byval_arg;
1469 ctor = (MonoMethod *) g_new0 (MonoMethodPInvoke, 1);
1470 ctor->klass = class;
1471 ctor->flags = METHOD_ATTRIBUTE_PUBLIC | METHOD_ATTRIBUTE_RT_SPECIAL_NAME | METHOD_ATTRIBUTE_SPECIAL_NAME;
1472 ctor->iflags = METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL;
1473 ctor->signature = sig;
1474 ctor->name = ".ctor";
1476 class->methods [1] = ctor;
1479 if (!class->generic_class && !class->methods) {
1480 class->methods = g_new (MonoMethod*, class->method.count);
1481 for (i = 0; i < class->method.count; ++i) {
1482 class->methods [i] = mono_get_method (class->image,
1483 MONO_TOKEN_METHOD_DEF | (i + class->method.first + 1), class);
1488 if (!class->generic_class) {
1489 init_properties (class);
1490 init_events (class);
1492 i = mono_metadata_nesting_typedef (class->image, class->type_token, 1);
1495 guint32 cols [MONO_NESTED_CLASS_SIZE];
1496 mono_metadata_decode_row (&class->image->tables [MONO_TABLE_NESTEDCLASS], i - 1, cols, MONO_NESTED_CLASS_SIZE);
1497 nclass = mono_class_create_from_typedef (class->image, MONO_TOKEN_TYPE_DEF | cols [MONO_NESTED_CLASS_NESTED]);
1498 class->nested_classes = g_list_prepend (class->nested_classes, nclass);
1500 i = mono_metadata_nesting_typedef (class->image, class->type_token, i + 1);
1504 mono_class_setup_supertypes (class);
1506 if (MONO_CLASS_IS_INTERFACE (class)) {
1507 for (i = 0; i < class->method.count; ++i)
1508 class->methods [i]->slot = i;
1509 class->init_pending = 0;
1512 * class->interface_offsets is needed for the castclass/isinst code, so
1513 * we have to setup them for interfaces, too.
1515 setup_interface_offsets (class, 0);
1516 mono_loader_unlock ();
1518 if (mono_debugger_class_init_func)
1519 mono_debugger_class_init_func (class);
1524 overrides = mono_class_get_overrides (class->image, class->type_token, &onum);
1525 mono_class_setup_vtable (class, overrides, onum);
1529 class->init_pending = 0;
1532 if (class == mono_defaults.object_class) {
1534 for (i = 0; i < class->vtable_size; ++i) {
1535 MonoMethod *cm = class->vtable [i];
1537 if (!strcmp (cm->name, "GetHashCode")) {
1543 g_assert (ghc_slot > 0);
1545 default_ghc = class->vtable [ghc_slot];
1550 if (class->parent) {
1552 if (class->vtable [ghc_slot] == default_ghc) {
1557 if (!default_finalize) {
1558 if (class == mono_defaults.object_class) {
1560 for (i = 0; i < class->vtable_size; ++i) {
1561 MonoMethod *cm = class->vtable [i];
1563 if (!strcmp (cm->name, "Finalize")) {
1569 g_assert (finalize_slot > 0);
1571 default_finalize = class->vtable [finalize_slot];
1575 /* Object::Finalize should have empty implemenatation */
1576 class->has_finalize = 0;
1577 if (class->parent) {
1578 if (class->vtable [finalize_slot] != default_finalize)
1579 class->has_finalize = 1;
1582 mono_loader_unlock ();
1584 if (mono_debugger_class_init_func)
1585 mono_debugger_class_init_func (class);
1589 mono_class_setup_mono_type (MonoClass *class)
1591 const char *name = class->name;
1592 const char *nspace = class->name_space;
1594 if (MONO_CLASS_IS_INTERFACE (class))
1595 class->interface_id = mono_get_unique_iid (class);
1597 class->this_arg.byref = 1;
1598 class->this_arg.data.klass = class;
1599 class->this_arg.type = MONO_TYPE_CLASS;
1600 class->byval_arg.data.klass = class;
1601 class->byval_arg.type = MONO_TYPE_CLASS;
1603 if (!strcmp (nspace, "System")) {
1604 if (!strcmp (name, "ValueType")) {
1606 * do not set the valuetype bit for System.ValueType.
1607 * class->valuetype = 1;
1609 class->blittable = TRUE;
1610 } else if (!strcmp (name, "Enum")) {
1612 * do not set the valuetype bit for System.Enum.
1613 * class->valuetype = 1;
1615 class->valuetype = 0;
1616 class->enumtype = 0;
1617 } else if (!strcmp (name, "Object")) {
1618 class->this_arg.type = class->byval_arg.type = MONO_TYPE_OBJECT;
1619 } else if (!strcmp (name, "String")) {
1620 class->this_arg.type = class->byval_arg.type = MONO_TYPE_STRING;
1621 } else if (!strcmp (name, "TypedReference")) {
1622 class->this_arg.type = class->byval_arg.type = MONO_TYPE_TYPEDBYREF;
1626 if (class->valuetype) {
1627 int t = MONO_TYPE_VALUETYPE;
1628 if (!strcmp (nspace, "System")) {
1631 if (!strcmp (name, "Boolean")) {
1632 t = MONO_TYPE_BOOLEAN;
1633 } else if (!strcmp(name, "Byte")) {
1635 class->blittable = TRUE;
1639 if (!strcmp (name, "Char")) {
1644 if (!strcmp (name, "Double")) {
1646 class->blittable = TRUE;
1650 if (!strcmp (name, "Int32")) {
1652 class->blittable = TRUE;
1653 } else if (!strcmp(name, "Int16")) {
1655 class->blittable = TRUE;
1656 } else if (!strcmp(name, "Int64")) {
1658 class->blittable = TRUE;
1659 } else if (!strcmp(name, "IntPtr")) {
1661 class->blittable = TRUE;
1665 if (!strcmp (name, "Single")) {
1667 class->blittable = TRUE;
1668 } else if (!strcmp(name, "SByte")) {
1670 class->blittable = TRUE;
1674 if (!strcmp (name, "UInt32")) {
1676 class->blittable = TRUE;
1677 } else if (!strcmp(name, "UInt16")) {
1679 class->blittable = TRUE;
1680 } else if (!strcmp(name, "UInt64")) {
1682 class->blittable = TRUE;
1683 } else if (!strcmp(name, "UIntPtr")) {
1685 class->blittable = TRUE;
1689 if (!strcmp (name, "TypedReference")) {
1690 t = MONO_TYPE_TYPEDBYREF;
1691 class->blittable = TRUE;
1695 if (!strcmp (name, "Void")) {
1703 class->this_arg.type = class->byval_arg.type = t;
1708 mono_class_setup_parent (MonoClass *class, MonoClass *parent)
1710 gboolean system_namespace;
1712 system_namespace = !strcmp (class->name_space, "System");
1714 /* if root of the hierarchy */
1715 if (system_namespace && !strcmp (class->name, "Object")) {
1716 class->parent = NULL;
1717 class->instance_size = sizeof (MonoObject);
1720 if (!strcmp (class->name, "<Module>")) {
1721 class->parent = NULL;
1722 class->instance_size = 0;
1726 if (!MONO_CLASS_IS_INTERFACE (class)) {
1727 class->parent = parent;
1730 g_assert_not_reached (); /* FIXME */
1732 if (parent->generic_class && !parent->name) {
1734 * If the parent is a generic instance, we may get
1735 * called before it is fully initialized, especially
1736 * before it has its name.
1741 class->marshalbyref = parent->marshalbyref;
1742 class->contextbound = parent->contextbound;
1743 class->delegate = parent->delegate;
1745 if (system_namespace) {
1746 if (*class->name == 'M' && !strcmp (class->name, "MarshalByRefObject"))
1747 class->marshalbyref = 1;
1749 if (*class->name == 'C' && !strcmp (class->name, "ContextBoundObject"))
1750 class->contextbound = 1;
1752 if (*class->name == 'D' && !strcmp (class->name, "Delegate"))
1753 class->delegate = 1;
1756 if (class->parent->enumtype || ((strcmp (class->parent->name, "ValueType") == 0) &&
1757 (strcmp (class->parent->name_space, "System") == 0)))
1758 class->valuetype = 1;
1759 if (((strcmp (class->parent->name, "Enum") == 0) && (strcmp (class->parent->name_space, "System") == 0))) {
1760 class->valuetype = class->enumtype = 1;
1762 /*class->enumtype = class->parent->enumtype; */
1763 mono_class_setup_supertypes (class);
1765 class->parent = NULL;
1771 mono_class_setup_supertypes (MonoClass *class)
1776 if (class->supertypes)
1780 for (k = class; k ; k = k->parent) {
1784 ms = MAX (MONO_DEFAULT_SUPERTABLE_SIZE, class->idepth);
1785 class->supertypes = g_new0 (MonoClass *, ms);
1787 if (class->parent) {
1788 for (i = class->idepth, k = class; k ; k = k->parent)
1789 class->supertypes [--i] = k;
1791 class->supertypes [0] = class;
1796 * If we inherit a type parameter from an outer class, set its owner to that class.
1799 set_generic_param_owner (MonoGenericContainer *container, MonoClass *klass, int pos)
1801 MonoGenericContainer *gc;
1804 if (klass->nested_in)
1805 pos = set_generic_param_owner (container, klass->nested_in, pos);
1807 if (!klass->generic_container)
1810 gc = klass->generic_container;
1811 for (i = pos; i < gc->type_argc; i++)
1812 container->type_params [i].owner = gc;
1814 return pos + gc->type_argc;
1818 * @image: context where the image is created
1819 * @type_token: typedef token
1822 mono_class_create_from_typedef (MonoImage *image, guint32 type_token)
1824 MonoTableInfo *tt = &image->tables [MONO_TABLE_TYPEDEF];
1825 MonoClass *class, *parent = NULL;
1826 guint32 cols [MONO_TYPEDEF_SIZE];
1827 guint32 cols_next [MONO_TYPEDEF_SIZE];
1828 guint tidx = mono_metadata_token_index (type_token);
1829 MonoGenericContext *context = NULL;
1830 const char *name, *nspace;
1832 MonoClass **interfaces;
1834 mono_loader_lock ();
1836 if ((class = g_hash_table_lookup (image->class_cache, GUINT_TO_POINTER (type_token)))) {
1837 mono_loader_unlock ();
1841 g_assert (mono_metadata_token_table (type_token) == MONO_TABLE_TYPEDEF);
1843 mono_metadata_decode_row (tt, tidx - 1, cols, MONO_TYPEDEF_SIZE);
1845 name = mono_metadata_string_heap (image, cols [MONO_TYPEDEF_NAME]);
1846 nspace = mono_metadata_string_heap (image, cols [MONO_TYPEDEF_NAMESPACE]);
1848 class = g_malloc0 (sizeof (MonoClass));
1851 class->name_space = nspace;
1853 class->image = image;
1854 class->type_token = type_token;
1855 class->flags = cols [MONO_TYPEDEF_FLAGS];
1857 g_hash_table_insert (image->class_cache, GUINT_TO_POINTER (type_token), class);
1859 class->generic_container = mono_metadata_load_generic_params (image, class->type_token, NULL);
1860 if (class->generic_container) {
1861 class->generic_container->klass = class;
1862 context = g_new0 (MonoGenericContext, 1);
1863 context->container = class->generic_container;
1866 if (cols [MONO_TYPEDEF_EXTENDS])
1867 parent = mono_class_get_full (
1868 image, mono_metadata_token_from_dor (cols [MONO_TYPEDEF_EXTENDS]), context);
1870 mono_class_setup_parent (class, parent);
1872 mono_class_setup_mono_type (class);
1874 interfaces = mono_metadata_interfaces_from_typedef_full (image, type_token, &icount, context);
1876 class->interfaces = interfaces;
1877 class->interface_count = icount;
1879 if ((class->flags & TYPE_ATTRIBUTE_STRING_FORMAT_MASK) == TYPE_ATTRIBUTE_UNICODE_CLASS)
1881 /* fixme: maybe we must set this on windows
1882 if ((class->flags & TYPE_ATTRIBUTE_STRING_FORMAT_MASK) == TYPE_ATTRIBUTE_AUTO_CLASS)
1886 class->cast_class = class->element_class = class;
1888 /*g_print ("Load class %s\n", name);*/
1891 * Compute the field and method lists
1893 class->field.first = cols [MONO_TYPEDEF_FIELD_LIST] - 1;
1894 class->method.first = cols [MONO_TYPEDEF_METHOD_LIST] - 1;
1896 if (tt->rows > tidx){
1897 mono_metadata_decode_row (tt, tidx, cols_next, MONO_TYPEDEF_SIZE);
1898 class->field.last = cols_next [MONO_TYPEDEF_FIELD_LIST] - 1;
1899 class->method.last = cols_next [MONO_TYPEDEF_METHOD_LIST] - 1;
1901 class->field.last = image->tables [MONO_TABLE_FIELD].rows;
1902 class->method.last = image->tables [MONO_TABLE_METHOD].rows;
1905 if (cols [MONO_TYPEDEF_FIELD_LIST] &&
1906 cols [MONO_TYPEDEF_FIELD_LIST] <= image->tables [MONO_TABLE_FIELD].rows)
1907 class->field.count = class->field.last - class->field.first;
1909 class->field.count = 0;
1911 if (cols [MONO_TYPEDEF_METHOD_LIST] <= image->tables [MONO_TABLE_METHOD].rows)
1912 class->method.count = class->method.last - class->method.first;
1914 class->method.count = 0;
1916 /* reserve space to store vector pointer in arrays */
1917 if (!strcmp (nspace, "System") && !strcmp (name, "Array")) {
1918 class->instance_size += 2 * sizeof (gpointer);
1919 g_assert (class->field.count == 0);
1922 if (class->enumtype)
1923 class_compute_field_layout (class);
1925 if ((type_token = mono_metadata_nested_in_typedef (image, type_token)))
1926 class->nested_in = mono_class_create_from_typedef (image, type_token);
1928 if (class->nested_in && class->generic_container)
1929 set_generic_param_owner (class->generic_container, class->nested_in, 0);
1931 mono_loader_unlock ();
1937 mono_class_create_generic (MonoGenericClass *gclass)
1939 MonoClass *klass, *gklass;
1942 gclass->klass = g_malloc0 (sizeof (MonoClass));
1943 klass = gclass->klass;
1945 gklass = gclass->container_class;
1947 klass->nested_in = gklass->nested_in;
1949 klass->name = gklass->name;
1950 klass->name_space = gklass->name_space;
1951 klass->image = gklass->image;
1952 klass->flags = gklass->flags;
1954 klass->generic_class = gclass;
1956 klass->this_arg.type = klass->byval_arg.type = MONO_TYPE_GENERICINST;
1957 klass->this_arg.data.generic_class = klass->byval_arg.data.generic_class = gclass;
1958 klass->this_arg.byref = TRUE;
1960 klass->cast_class = klass->element_class = klass;
1962 if (gclass->is_dynamic) {
1963 klass->instance_size = gklass->instance_size;
1964 klass->class_size = gklass->class_size;
1965 klass->size_inited = 1;
1968 klass->valuetype = gklass->valuetype;
1970 mono_class_setup_supertypes (klass);
1975 mono_class_create_generic_2 (MonoGenericClass *gclass)
1977 MonoClass *klass, *gklass;
1981 if (gclass->is_dynamic)
1984 klass = gclass->klass;
1985 gklass = gclass->container_class;
1987 klass->method = gklass->method;
1988 klass->field = gklass->field;
1990 klass->interface_count = gklass->interface_count;
1991 klass->interfaces = g_new0 (MonoClass *, klass->interface_count);
1992 for (i = 0; i < klass->interface_count; i++) {
1993 MonoType *it = &gklass->interfaces [i]->byval_arg;
1994 MonoType *inflated = mono_class_inflate_generic_type (it, gclass->context);
1995 klass->interfaces [i] = mono_class_from_mono_type (inflated);
1998 for (list = gklass->nested_classes; list; list = list->next)
1999 klass->nested_classes = g_list_append (
2000 klass->nested_classes, list->data);
2003 klass->parent = mono_class_from_mono_type (gclass->parent);
2004 else if (gklass->parent) {
2005 MonoType *inflated = mono_class_inflate_generic_type (&gklass->parent->byval_arg, gclass->context);
2007 klass->parent = mono_class_from_mono_type (inflated);
2010 mono_class_setup_parent (klass, klass->parent);
2014 mono_class_from_generic_parameter (MonoGenericParam *param, MonoImage *image, gboolean is_mvar)
2016 MonoClass *klass, **ptr;
2020 return param->pklass;
2022 klass = param->pklass = g_new0 (MonoClass, 1);
2024 for (count = 0, ptr = param->constraints; ptr && *ptr; ptr++, count++)
2028 if ((count > 0) && !MONO_CLASS_IS_INTERFACE (param->constraints [0])) {
2029 klass->parent = param->constraints [0];
2033 if (count - pos > 0) {
2034 klass->interface_count = count - pos;
2035 klass->interfaces = g_new0 (MonoClass *, count - pos);
2036 for (i = pos; i < count; i++)
2037 klass->interfaces [i - pos] = param->constraints [i];
2040 g_assert (param->name && param->owner);
2042 klass->name = param->name;
2043 klass->name_space = "";
2044 klass->image = image;
2045 klass->cast_class = klass->element_class = klass;
2046 klass->enum_basetype = &klass->element_class->byval_arg;
2047 klass->flags = TYPE_ATTRIBUTE_PUBLIC;
2049 klass->this_arg.type = klass->byval_arg.type = is_mvar ? MONO_TYPE_MVAR : MONO_TYPE_VAR;
2050 klass->this_arg.data.generic_param = klass->byval_arg.data.generic_param = param;
2051 klass->this_arg.byref = TRUE;
2053 mono_class_init (klass);
2059 my_mono_class_from_generic_parameter (MonoGenericParam *param, gboolean is_mvar)
2064 return param->pklass;
2066 g_assert (param->owner);
2068 klass = g_new0 (MonoClass, 1);
2071 klass->name = param->name;
2073 klass->name = g_strdup_printf (is_mvar ? "!!%d" : "!%d", param->num);
2074 klass->name_space = "";
2075 klass->image = mono_defaults.corlib;
2076 klass->cast_class = klass->element_class = klass;
2077 klass->enum_basetype = &klass->element_class->byval_arg;
2078 klass->flags = TYPE_ATTRIBUTE_PUBLIC;
2080 klass->this_arg.type = klass->byval_arg.type = is_mvar ? MONO_TYPE_MVAR : MONO_TYPE_VAR;
2081 klass->this_arg.data.generic_param = klass->byval_arg.data.generic_param = param;
2082 klass->this_arg.byref = TRUE;
2084 mono_class_init (klass);
2090 mono_ptr_class_get (MonoType *type)
2093 MonoClass *el_class;
2094 static GHashTable *ptr_hash = NULL;
2096 mono_loader_lock ();
2099 ptr_hash = g_hash_table_new (NULL, NULL);
2100 el_class = mono_class_from_mono_type (type);
2101 if ((result = g_hash_table_lookup (ptr_hash, el_class))) {
2102 mono_loader_unlock ();
2105 result = g_new0 (MonoClass, 1);
2107 result->parent = NULL; /* no parent for PTR types */
2108 result->name_space = el_class->name_space;
2109 result->name = g_strdup_printf ("%s*", el_class->name);
2110 result->image = el_class->image;
2111 result->inited = TRUE;
2112 result->flags = TYPE_ATTRIBUTE_CLASS | (el_class->flags & TYPE_ATTRIBUTE_VISIBILITY_MASK);
2113 /* Can pointers get boxed? */
2114 result->instance_size = sizeof (gpointer);
2115 result->cast_class = result->element_class = el_class;
2116 result->enum_basetype = &result->element_class->byval_arg;
2117 result->blittable = TRUE;
2119 result->this_arg.type = result->byval_arg.type = MONO_TYPE_PTR;
2120 result->this_arg.data.type = result->byval_arg.data.type = result->enum_basetype;
2121 result->this_arg.byref = TRUE;
2123 mono_class_setup_supertypes (result);
2125 g_hash_table_insert (ptr_hash, el_class, result);
2127 mono_loader_unlock ();
2133 mono_fnptr_class_get (MonoMethodSignature *sig)
2136 static GHashTable *ptr_hash = NULL;
2138 mono_loader_lock ();
2141 ptr_hash = g_hash_table_new (NULL, NULL);
2143 if ((result = g_hash_table_lookup (ptr_hash, sig))) {
2144 mono_loader_unlock ();
2147 result = g_new0 (MonoClass, 1);
2149 result->parent = NULL; /* no parent for PTR types */
2150 result->name = "System";
2151 result->name_space = "MonoFNPtrFakeClass";
2152 result->image = NULL; /* need to fix... */
2153 result->inited = TRUE;
2154 result->flags = TYPE_ATTRIBUTE_CLASS; /* | (el_class->flags & TYPE_ATTRIBUTE_VISIBILITY_MASK); */
2155 /* Can pointers get boxed? */
2156 result->instance_size = sizeof (gpointer);
2157 result->cast_class = result->element_class = result;
2158 result->blittable = TRUE;
2160 result->this_arg.type = result->byval_arg.type = MONO_TYPE_FNPTR;
2161 result->this_arg.data.method = result->byval_arg.data.method = sig;
2162 result->this_arg.byref = TRUE;
2163 result->enum_basetype = &result->element_class->byval_arg;
2164 result->blittable = TRUE;
2166 mono_class_setup_supertypes (result);
2168 g_hash_table_insert (ptr_hash, sig, result);
2170 mono_loader_unlock ();
2176 mono_class_from_mono_type (MonoType *type)
2178 switch (type->type) {
2179 case MONO_TYPE_OBJECT:
2180 return type->data.klass? type->data.klass: mono_defaults.object_class;
2181 case MONO_TYPE_VOID:
2182 return type->data.klass? type->data.klass: mono_defaults.void_class;
2183 case MONO_TYPE_BOOLEAN:
2184 return type->data.klass? type->data.klass: mono_defaults.boolean_class;
2185 case MONO_TYPE_CHAR:
2186 return type->data.klass? type->data.klass: mono_defaults.char_class;
2188 return type->data.klass? type->data.klass: mono_defaults.sbyte_class;
2190 return type->data.klass? type->data.klass: mono_defaults.byte_class;
2192 return type->data.klass? type->data.klass: mono_defaults.int16_class;
2194 return type->data.klass? type->data.klass: mono_defaults.uint16_class;
2196 return type->data.klass? type->data.klass: mono_defaults.int32_class;
2198 return type->data.klass? type->data.klass: mono_defaults.uint32_class;
2200 return type->data.klass? type->data.klass: mono_defaults.int_class;
2202 return type->data.klass? type->data.klass: mono_defaults.uint_class;
2204 return type->data.klass? type->data.klass: mono_defaults.int64_class;
2206 return type->data.klass? type->data.klass: mono_defaults.uint64_class;
2208 return type->data.klass? type->data.klass: mono_defaults.single_class;
2210 return type->data.klass? type->data.klass: mono_defaults.double_class;
2211 case MONO_TYPE_STRING:
2212 return type->data.klass? type->data.klass: mono_defaults.string_class;
2213 case MONO_TYPE_TYPEDBYREF:
2214 return type->data.klass? type->data.klass: mono_defaults.typed_reference_class;
2215 case MONO_TYPE_ARRAY:
2216 return mono_bounded_array_class_get (type->data.array->eklass, type->data.array->rank, TRUE);
2218 return mono_ptr_class_get (type->data.type);
2219 case MONO_TYPE_FNPTR:
2220 return mono_fnptr_class_get (type->data.method);
2221 case MONO_TYPE_SZARRAY:
2222 return mono_array_class_get (type->data.klass, 1);
2223 case MONO_TYPE_CLASS:
2224 case MONO_TYPE_VALUETYPE:
2225 return type->data.klass;
2226 case MONO_TYPE_GENERICINST:
2227 g_assert (type->data.generic_class->klass);
2228 return type->data.generic_class->klass;
2230 return my_mono_class_from_generic_parameter (type->data.generic_param, FALSE);
2231 case MONO_TYPE_MVAR:
2232 return my_mono_class_from_generic_parameter (type->data.generic_param, TRUE);
2234 g_warning ("implement me 0x%02x\n", type->type);
2235 g_assert_not_reached ();
2242 * @image: context where the image is created
2243 * @type_spec: typespec token
2246 mono_class_create_from_typespec (MonoImage *image, guint32 type_spec,
2247 MonoGenericContext *context)
2249 MonoType *type, *inflated;
2252 type = mono_type_create_from_typespec_full (image, context, type_spec);
2254 switch (type->type) {
2255 case MONO_TYPE_ARRAY:
2256 class = mono_array_class_get (type->data.array->eklass, type->data.array->rank);
2258 case MONO_TYPE_SZARRAY:
2259 class = mono_array_class_get (type->data.klass, 1);
2262 class = mono_ptr_class_get (type->data.type);
2264 case MONO_TYPE_GENERICINST:
2265 g_assert (type->data.generic_class->klass);
2266 class = type->data.generic_class->klass;
2269 /* it seems any type can be stored in TypeSpec as well */
2270 class = mono_class_from_mono_type (type);
2274 if (!class || !context || (!context->gclass && !context->gmethod))
2277 inflated = mono_class_inflate_generic_type (&class->byval_arg, context);
2279 return mono_class_from_mono_type (inflated);
2283 * mono_bounded_array_class_get:
2284 * @element_class: element class
2285 * @rank: the dimension of the array class
2286 * @bounded: whenever the array has non-zero bounds
2288 * Returns: a class object describing the array with element type @element_type and
2292 mono_bounded_array_class_get (MonoClass *eclass, guint32 rank, gboolean bounded)
2296 MonoClass *parent = NULL;
2297 GSList *list, *rootlist;
2300 gboolean corlib_type = FALSE;
2302 g_assert (rank <= 255);
2305 /* bounded only matters for one-dimensional arrays */
2308 image = eclass->image;
2310 mono_loader_lock ();
2312 if ((rootlist = list = g_hash_table_lookup (image->array_cache, eclass))) {
2313 for (; list; list = list->next) {
2315 if ((class->rank == rank) && (class->byval_arg.type == (bounded ? MONO_TYPE_ARRAY : MONO_TYPE_SZARRAY))) {
2316 mono_loader_unlock ();
2322 /* for the building corlib use System.Array from it */
2323 if (image->assembly && image->assembly->dynamic && strcmp (image->assembly_name, "mscorlib") == 0) {
2324 parent = mono_class_from_name (image, "System", "Array");
2327 parent = mono_defaults.array_class;
2328 if (!parent->inited)
2329 mono_class_init (parent);
2332 class = g_malloc0 (sizeof (MonoClass));
2334 class->image = image;
2335 class->name_space = eclass->name_space;
2336 nsize = strlen (eclass->name);
2337 name = g_malloc (nsize + 2 + rank);
2338 memcpy (name, eclass->name, nsize);
2341 memset (name + nsize + 1, ',', rank - 1);
2342 name [nsize + rank] = ']';
2343 name [nsize + rank + 1] = 0;
2345 class->type_token = 0;
2346 /* all arrays are marked serializable and sealed, bug #42779 */
2347 class->flags = TYPE_ATTRIBUTE_CLASS | TYPE_ATTRIBUTE_SERIALIZABLE | TYPE_ATTRIBUTE_SEALED |
2348 (eclass->flags & TYPE_ATTRIBUTE_VISIBILITY_MASK);
2349 class->parent = parent;
2350 class->instance_size = mono_class_instance_size (class->parent);
2351 class->class_size = 0;
2352 mono_class_setup_supertypes (class);
2356 if (eclass->enumtype)
2357 class->cast_class = eclass->element_class;
2359 class->cast_class = eclass;
2361 class->element_class = eclass;
2363 if ((rank > 1) || bounded) {
2364 MonoArrayType *at = g_new0 (MonoArrayType, 1);
2365 class->byval_arg.type = MONO_TYPE_ARRAY;
2366 class->byval_arg.data.array = at;
2367 at->eklass = eclass;
2369 /* FIXME: complete.... */
2371 class->byval_arg.type = MONO_TYPE_SZARRAY;
2372 class->byval_arg.data.klass = eclass;
2374 class->this_arg = class->byval_arg;
2375 class->this_arg.byref = 1;
2380 list = g_slist_append (rootlist, class);
2381 g_hash_table_insert (image->array_cache, eclass, list);
2383 mono_loader_unlock ();
2389 * mono_array_class_get:
2390 * @element_class: element class
2391 * @rank: the dimension of the array class
2393 * Returns: a class object describing the array with element type @element_type and
2397 mono_array_class_get (MonoClass *eclass, guint32 rank)
2399 return mono_bounded_array_class_get (eclass, rank, FALSE);
2403 * mono_class_instance_size:
2406 * Returns: the size of an object instance
2409 mono_class_instance_size (MonoClass *klass)
2411 if (!klass->size_inited)
2412 mono_class_init (klass);
2414 g_assert (!klass->generic_container &&
2415 (!klass->generic_class || !klass->generic_class->inst->is_open));
2416 return klass->instance_size;
2420 * mono_class_min_align:
2423 * Returns: minimm alignment requirements
2426 mono_class_min_align (MonoClass *klass)
2428 if (!klass->size_inited)
2429 mono_class_init (klass);
2431 return klass->min_align;
2435 * mono_class_value_size:
2438 * This function is used for value types, and return the
2439 * space and the alignment to store that kind of value object.
2441 * Returns: the size of a value of kind @klass
2444 mono_class_value_size (MonoClass *klass, guint32 *align)
2448 /* fixme: check disable, because we still have external revereces to
2449 * mscorlib and Dummy Objects
2451 /*g_assert (klass->valuetype);*/
2453 size = mono_class_instance_size (klass) - sizeof (MonoObject);
2456 *align = klass->min_align;
2462 * mono_class_data_size:
2465 * Returns: the size of the static class data
2468 mono_class_data_size (MonoClass *klass)
2471 mono_class_init (klass);
2473 return klass->class_size;
2477 * Auxiliary routine to mono_class_get_field
2479 * Takes a field index instead of a field token.
2481 static MonoClassField *
2482 mono_class_get_field_idx (MonoClass *class, int idx)
2484 if (class->field.count){
2485 if ((idx >= class->field.first) && (idx < class->field.last)){
2486 return &class->fields [idx - class->field.first];
2493 return mono_class_get_field_idx (class->parent, idx);
2497 * mono_class_get_field:
2498 * @class: the class to lookup the field.
2499 * @field_token: the field token
2501 * Returns: A MonoClassField representing the type and offset of
2502 * the field, or a NULL value if the field does not belong to this
2506 mono_class_get_field (MonoClass *class, guint32 field_token)
2508 int idx = mono_metadata_token_index (field_token);
2510 g_assert (mono_metadata_token_code (field_token) == MONO_TOKEN_FIELD_DEF);
2512 return mono_class_get_field_idx (class, idx - 1);
2516 mono_class_get_field_from_name (MonoClass *klass, const char *name)
2521 for (i = 0; i < klass->field.count; ++i) {
2522 if (strcmp (name, klass->fields [i].name) == 0)
2523 return &klass->fields [i];
2525 klass = klass->parent;
2531 mono_class_get_field_token (MonoClassField *field)
2533 MonoClass *klass = field->parent;
2537 for (i = 0; i < klass->field.count; ++i) {
2538 if (&klass->fields [i] == field)
2539 return mono_metadata_make_token (MONO_TABLE_FIELD, klass->field.first + i + 1);
2541 klass = klass->parent;
2544 g_assert_not_reached ();
2549 mono_class_get_event_token (MonoEvent *event)
2551 MonoClass *klass = event->parent;
2555 for (i = 0; i < klass->event.count; ++i) {
2556 if (&klass->events [i] == event)
2557 return mono_metadata_make_token (MONO_TABLE_EVENT, klass->event.first + i + 1);
2559 klass = klass->parent;
2562 g_assert_not_reached ();
2567 mono_vtable_get_static_field_data (MonoVTable *vt)
2573 mono_class_get_property_from_name (MonoClass *klass, const char *name)
2578 for (i = 0; i < klass->property.count; ++i) {
2579 if (strcmp (name, klass->properties [i].name) == 0)
2580 return &klass->properties [i];
2582 klass = klass->parent;
2588 mono_class_get_property_token (MonoProperty *prop)
2590 MonoClass *klass = prop->parent;
2594 for (i = 0; i < klass->property.count; ++i) {
2595 if (&klass->properties [i] == prop)
2596 return mono_metadata_make_token (MONO_TABLE_PROPERTY, klass->property.first + i + 1);
2598 klass = klass->parent;
2601 g_assert_not_reached ();
2607 * @image: the image where the class resides
2608 * @type_token: the token for the class
2609 * @at: an optional pointer to return the array element type
2611 * Returns: the MonoClass that represents @type_token in @image
2614 _mono_class_get (MonoImage *image, guint32 type_token, MonoGenericContext *context)
2616 MonoClass *class = NULL;
2619 return mono_lookup_dynamic_token (image, type_token);
2621 switch (type_token & 0xff000000){
2622 case MONO_TOKEN_TYPE_DEF:
2623 class = mono_class_create_from_typedef (image, type_token);
2625 case MONO_TOKEN_TYPE_REF:
2626 class = mono_class_from_typeref (image, type_token);
2628 case MONO_TOKEN_TYPE_SPEC:
2629 class = mono_class_create_from_typespec (image, type_token, context);
2632 g_warning ("unknown token type %x", type_token & 0xff000000);
2633 g_assert_not_reached ();
2637 g_warning ("Could not load class from token 0x%08x in %s", type_token, image->name);
2643 mono_class_get (MonoImage *image, guint32 type_token)
2645 return _mono_class_get (image, type_token, NULL);
2649 mono_class_get_full (MonoImage *image, guint32 type_token, MonoGenericContext *context)
2651 MonoClass *class = _mono_class_get (image, type_token, context);
2654 if (!class || !context || (!context->gclass && !context->gmethod))
2657 switch (class->byval_arg.type) {
2658 case MONO_TYPE_GENERICINST:
2659 if (!class->generic_class->inst->is_open)
2663 case MONO_TYPE_MVAR:
2669 inflated = inflate_generic_type (&class->byval_arg, context);
2673 return mono_class_from_mono_type (inflated);
2677 * mono_class_from_name_case:
2678 * @image: The MonoImage where the type is looked up in, or NULL for looking up in all loaded assemblies
2679 * @name_space: the type namespace
2680 * @name: the type short name.
2682 * Obtains a MonoClass with a given namespace and a given name which
2683 * is located in the given MonoImage. The namespace and name
2684 * lookups are case insensitive.
2686 * You can also pass @NULL to the image, and that will lookup for
2687 * a type with the given namespace and name in all of the loaded
2688 * assemblies: notice that since there might be a name clash in this
2689 * case, passing @NULL is not encouraged if you need a precise type.
2693 mono_class_from_name_case (MonoImage *image, const char* name_space, const char *name)
2695 MonoTableInfo *t = &image->tables [MONO_TABLE_TYPEDEF];
2696 guint32 cols [MONO_TYPEDEF_SIZE];
2701 /* add a cache if needed */
2702 for (i = 1; i <= t->rows; ++i) {
2703 mono_metadata_decode_row (t, i - 1, cols, MONO_TYPEDEF_SIZE);
2704 /* nested types are accessed from the nesting name */
2705 visib = cols [MONO_TYPEDEF_FLAGS] & TYPE_ATTRIBUTE_VISIBILITY_MASK;
2706 if (visib > TYPE_ATTRIBUTE_PUBLIC && visib <= TYPE_ATTRIBUTE_NESTED_ASSEMBLY)
2708 n = mono_metadata_string_heap (image, cols [MONO_TYPEDEF_NAME]);
2709 nspace = mono_metadata_string_heap (image, cols [MONO_TYPEDEF_NAMESPACE]);
2710 if (g_strcasecmp (n, name) == 0 && g_strcasecmp (nspace, name_space) == 0)
2711 return mono_class_get (image, MONO_TOKEN_TYPE_DEF | i);
2717 return_nested_in (MonoClass *class, char *nested) {
2719 char *s = strchr (nested, '/');
2726 for (tmp = class->nested_classes; tmp; tmp = tmp->next) {
2728 if (strcmp (found->name, nested) == 0) {
2730 return return_nested_in (found, s);
2739 * mono_class_from_name_case:
2740 * @image: The MonoImage where the type is looked up in, or NULL for looking up in all loaded assemblies
2741 * @name_space: the type namespace
2742 * @name: the type short name.
2744 * Obtains a MonoClass with a given namespace and a given name which
2745 * is located in the given MonoImage.
2747 * You can also pass `NULL' to the image, and that will lookup for
2748 * a type with the given namespace and name in all of the loaded
2749 * assemblies: notice that since there might be a name clash in this
2750 * case, passing NULL is not encouraged if you need a precise type.
2754 mono_class_from_name (MonoImage *image, const char* name_space, const char *name)
2756 GHashTable *nspace_table;
2757 MonoImage *loaded_image;
2763 if ((nested = strchr (name, '/'))) {
2764 int pos = nested - name;
2765 int len = strlen (name);
2768 memcpy (buf, name, len + 1);
2770 nested = buf + pos + 1;
2774 mono_loader_lock ();
2776 nspace_table = g_hash_table_lookup (image->name_cache, name_space);
2779 token = GPOINTER_TO_UINT (g_hash_table_lookup (nspace_table, name));
2781 mono_loader_unlock ();
2786 if (mono_metadata_token_table (token) == MONO_TABLE_EXPORTEDTYPE) {
2787 MonoTableInfo *t = &image->tables [MONO_TABLE_EXPORTEDTYPE];
2788 guint32 cols [MONO_EXP_TYPE_SIZE];
2791 idx = mono_metadata_token_index (token);
2793 mono_metadata_decode_row (t, idx - 1, cols, MONO_EXP_TYPE_SIZE);
2795 impl = cols [MONO_EXP_TYPE_IMPLEMENTATION];
2796 if ((impl & MONO_IMPLEMENTATION_MASK) == MONO_IMPLEMENTATION_FILE) {
2797 loaded_image = mono_assembly_load_module (image->assembly, impl >> MONO_IMPLEMENTATION_BITS);
2800 class = mono_class_from_name (loaded_image, name_space, name);
2802 return return_nested_in (class, nested);
2805 g_error ("not yet implemented");
2809 token = MONO_TOKEN_TYPE_DEF | token;
2811 class = mono_class_get (image, token);
2813 return return_nested_in (class, nested);
2818 mono_class_is_subclass_of (MonoClass *klass, MonoClass *klassc,
2819 gboolean check_interfaces)
2822 g_assert (klassc->idepth > 0);
2823 if (check_interfaces && MONO_CLASS_IS_INTERFACE (klassc) && !MONO_CLASS_IS_INTERFACE (klass)) {
2824 if ((klassc->interface_id <= klass->max_interface_id) &&
2825 (klass->interface_offsets [klassc->interface_id] >= 0))
2827 } else if (check_interfaces && MONO_CLASS_IS_INTERFACE (klassc) && MONO_CLASS_IS_INTERFACE (klass)) {
2830 for (i = 0; i < klass->interface_count; i ++) {
2831 MonoClass *ic = klass->interfaces [i];
2836 if (!MONO_CLASS_IS_INTERFACE (klass) && mono_class_has_parent (klass, klassc))
2841 * MS.NET thinks interfaces are a subclass of Object, so we think it as
2844 if (klassc == mono_defaults.object_class)
2847 if (klass->generic_class) {
2848 MonoType *parent = klass->generic_class->parent;
2852 if (mono_metadata_type_equal (parent, &klassc->byval_arg))
2854 klass = mono_class_from_mono_type (parent);
2862 mono_class_is_assignable_from (MonoClass *klass, MonoClass *oklass)
2865 mono_class_init (klass);
2867 if (!oklass->inited)
2868 mono_class_init (oklass);
2870 if (MONO_CLASS_IS_INTERFACE (klass)) {
2871 if ((klass->interface_id <= oklass->max_interface_id) &&
2872 (oklass->interface_offsets [klass->interface_id] != -1))
2876 MonoClass *eclass, *eoclass;
2878 if (oklass->rank != klass->rank)
2881 /* vectors vs. one dimensional arrays */
2882 if (oklass->byval_arg.type != klass->byval_arg.type)
2885 eclass = klass->cast_class;
2886 eoclass = oklass->cast_class;
2890 * a is b does not imply a[] is b[] when a is a valuetype, and
2891 * b is a reference type.
2894 if (eoclass->valuetype) {
2895 if ((eclass == mono_defaults.enum_class) ||
2896 (eclass == mono_defaults.enum_class->parent) ||
2897 (eclass == mono_defaults.object_class))
2901 return mono_class_is_assignable_from (klass->cast_class, oklass->cast_class);
2904 if (klass == mono_defaults.object_class)
2907 return mono_class_has_parent (oklass, klass);
2911 * mono_class_needs_cctor_run:
2913 * Determines whenever the class has a static constructor and whenever it
2914 * needs to be called when executing CALLER.
2917 mono_class_needs_cctor_run (MonoClass *klass, MonoMethod *caller)
2922 for (i = 0; i < klass->method.count; ++i) {
2923 method = klass->methods [i];
2924 if ((method->flags & METHOD_ATTRIBUTE_SPECIAL_NAME) &&
2925 (strcmp (".cctor", method->name) == 0)) {
2926 if (caller == method)
2935 * mono_class_array_element_size:
2938 * Returns: the number of bytes an element of type @klass
2939 * uses when stored into an array.
2942 mono_class_array_element_size (MonoClass *klass)
2944 MonoType *type = &klass->byval_arg;
2947 switch (type->type) {
2950 case MONO_TYPE_BOOLEAN:
2954 case MONO_TYPE_CHAR:
2963 case MONO_TYPE_CLASS:
2964 case MONO_TYPE_STRING:
2965 case MONO_TYPE_OBJECT:
2966 case MONO_TYPE_SZARRAY:
2967 case MONO_TYPE_ARRAY:
2969 case MONO_TYPE_MVAR:
2970 return sizeof (gpointer);
2975 case MONO_TYPE_VALUETYPE:
2976 if (type->data.klass->enumtype) {
2977 type = type->data.klass->enum_basetype;
2978 klass = klass->element_class;
2981 return mono_class_instance_size (klass) - sizeof (MonoObject);
2982 case MONO_TYPE_GENERICINST:
2983 type = &type->data.generic_class->container_class->byval_arg;
2986 g_error ("unknown type 0x%02x in mono_class_array_element_size", type->type);
2992 * mono_array_element_size:
2993 * @ac: pointer to a #MonoArrayClass
2995 * Returns: the size of single array element.
2998 mono_array_element_size (MonoClass *ac)
3000 return mono_class_array_element_size (ac->element_class);
3004 mono_ldtoken (MonoImage *image, guint32 token, MonoClass **handle_class,
3005 MonoGenericContext *context)
3007 if (image->dynamic) {
3008 gpointer obj = mono_lookup_dynamic_token (image, token);
3010 switch (token & 0xff000000) {
3011 case MONO_TOKEN_TYPE_DEF:
3012 case MONO_TOKEN_TYPE_REF:
3013 case MONO_TOKEN_TYPE_SPEC:
3015 *handle_class = mono_defaults.typehandle_class;
3016 return &((MonoClass*)obj)->byval_arg;
3017 case MONO_TOKEN_METHOD_DEF:
3019 *handle_class = mono_defaults.methodhandle_class;
3021 case MONO_TOKEN_FIELD_DEF:
3023 *handle_class = mono_defaults.fieldhandle_class;
3026 g_assert_not_reached ();
3030 switch (token & 0xff000000) {
3031 case MONO_TOKEN_TYPE_DEF:
3032 case MONO_TOKEN_TYPE_REF: {
3035 *handle_class = mono_defaults.typehandle_class;
3036 class = mono_class_get_full (image, token, context);
3037 mono_class_init (class);
3038 /* We return a MonoType* as handle */
3039 return &class->byval_arg;
3041 case MONO_TOKEN_TYPE_SPEC: {
3044 *handle_class = mono_defaults.typehandle_class;
3045 class = mono_class_create_from_typespec (image, token, context);
3046 mono_class_init (class);
3047 return &class->byval_arg;
3049 case MONO_TOKEN_FIELD_DEF: {
3051 guint32 type = mono_metadata_typedef_from_field (image, mono_metadata_token_index (token));
3052 class = mono_class_get_full (image, MONO_TOKEN_TYPE_DEF | type, context);
3053 mono_class_init (class);
3055 *handle_class = mono_defaults.fieldhandle_class;
3056 return mono_class_get_field (class, token);
3058 case MONO_TOKEN_METHOD_DEF: {
3060 meth = mono_get_method_full (image, token, NULL, context);
3062 *handle_class = mono_defaults.methodhandle_class;
3065 case MONO_TOKEN_MEMBER_REF: {
3066 guint32 cols [MONO_MEMBERREF_SIZE];
3068 mono_metadata_decode_row (&image->tables [MONO_TABLE_MEMBERREF], mono_metadata_token_index (token) - 1, cols, MONO_MEMBERREF_SIZE);
3069 sig = mono_metadata_blob_heap (image, cols [MONO_MEMBERREF_SIGNATURE]);
3070 mono_metadata_decode_blob_size (sig, &sig);
3071 if (*sig == 0x6) { /* it's a field */
3073 MonoClassField *field;
3074 field = mono_field_from_token (image, token, &klass, context);
3076 *handle_class = mono_defaults.fieldhandle_class;
3080 meth = mono_get_method_full (image, token, NULL, context);
3082 *handle_class = mono_defaults.methodhandle_class;
3087 g_warning ("Unknown token 0x%08x in ldtoken", token);
3094 * This function might need to call runtime functions so it can't be part
3095 * of the metadata library.
3097 static MonoLookupDynamicToken lookup_dynamic = NULL;
3100 mono_install_lookup_dynamic_token (MonoLookupDynamicToken func)
3102 lookup_dynamic = func;
3106 mono_lookup_dynamic_token (MonoImage *image, guint32 token)
3108 return lookup_dynamic (image, token);
3112 mono_class_get_image (MonoClass *klass)
3114 return klass->image;
3118 * mono_class_get_element_class:
3119 * @klass: the MonoClass to act on
3121 * Returns: the element class of an array or an enumeration.
3124 mono_class_get_element_class (MonoClass *klass)
3126 return klass->element_class;
3130 * mono_class_is_valuetype:
3131 * @klass: the MonoClass to act on
3133 * Returns: true if the MonoClass represents a ValueType.
3136 mono_class_is_valuetype (MonoClass *klass)
3138 return klass->valuetype;
3142 * mono_class_is_enum:
3143 * @klass: the MonoClass to act on
3145 * Returns: true if the MonoClass represents an enumeration.
3148 mono_class_is_enum (MonoClass *klass)
3150 return klass->enumtype;
3154 * mono_class_enum_basetype:
3155 * @klass: the MonoClass to act on
3157 * Returns: the underlying type representation for an enumeration.
3160 mono_class_enum_basetype (MonoClass *klass)
3162 return klass->enum_basetype;
3166 * mono_class_get_parent
3167 * @klass: the MonoClass to act on
3169 * Returns: the parent class for this class.
3172 mono_class_get_parent (MonoClass *klass)
3174 return klass->parent;
3178 * mono_class_get_nesting_type;
3179 * @klass: the MonoClass to act on
3181 * Returns: the container type where this type is nested or NULL if this type is not a nested type.
3184 mono_class_get_nesting_type (MonoClass *klass)
3186 return klass->nested_in;
3190 * mono_class_get_rank:
3191 * @klass: the MonoClass to act on
3193 * Returns: the rank for the array (the number of dimensions).
3196 mono_class_get_rank (MonoClass *klass)
3202 * mono_class_get_flags:
3203 * @klass: the MonoClass to act on
3205 * The type flags from the TypeDef table from the metadata.
3206 * see the TYPE_ATTRIBUTE_* definitions on tabledefs.h for the
3209 * Returns: the flags from the TypeDef table.
3212 mono_class_get_flags (MonoClass *klass)
3214 return klass->flags;
3218 * mono_class_get_name
3219 * @klass: the MonoClass to act on
3221 * Returns: the name of the class.
3224 mono_class_get_name (MonoClass *klass)
3230 * mono_class_get_namespace:
3231 * @klass: the MonoClass to act on
3233 * Returns: the namespace of the class.
3236 mono_class_get_namespace (MonoClass *klass)
3238 return klass->name_space;
3242 * mono_class_get_type:
3243 * @klass: the MonoClass to act on
3245 * This method returns the internal Type representation for the class.
3247 * Returns: the MonoType from the class.
3250 mono_class_get_type (MonoClass *klass)
3252 return &klass->byval_arg;
3256 * mono_class_get_byref_type:
3257 * @klass: the MonoClass to act on
3262 mono_class_get_byref_type (MonoClass *klass)
3264 return &klass->this_arg;
3268 * mono_class_num_fields:
3269 * @klass: the MonoClass to act on
3271 * Returns: the number of static and instance fields in the class.
3274 mono_class_num_fields (MonoClass *klass)
3276 return klass->field.count;
3280 * mono_class_num_methods:
3281 * @klass: the MonoClass to act on
3283 * Returns: the number of methods in the class.
3286 mono_class_num_methods (MonoClass *klass)
3288 return klass->method.count;
3292 * mono_class_num_properties
3293 * @klass: the MonoClass to act on
3295 * Returns: the number of properties in the class.
3298 mono_class_num_properties (MonoClass *klass)
3300 return klass->property.count;
3304 * mono_class_num_events:
3305 * @klass: the MonoClass to act on
3307 * Returns: the number of events in the class.
3310 mono_class_num_events (MonoClass *klass)
3312 return klass->event.count;
3316 * mono_class_get_fields:
3317 * @klass: the MonoClass to act on
3319 * This routine is an iterator routine for retrieving the fields in a class.
3321 * You must pass a gpointer that points to zero and is treated as an opaque handle to
3322 * iterate over all of the elements. When no more values are
3323 * available, the return value is NULL.
3325 * Returns: a @MonoClassField* on each iteration, or NULL when no more fields are available.
3328 mono_class_get_fields (MonoClass* klass, gpointer *iter)
3330 MonoClassField* field;
3334 mono_class_init (klass);
3336 /* start from the first */
3337 if (klass->field.count) {
3338 return *iter = &klass->fields [0];
3346 if (field < &klass->fields [klass->field.count]) {
3347 return *iter = field;
3353 * mono_class_get_methods
3354 * @klass: the MonoClass to act on
3356 * This routine is an iterator routine for retrieving the fields in a class.
3358 * You must pass a gpointer that points to zero and is treated as an opaque handle to
3359 * iterate over all of the elements. When no more values are
3360 * available, the return value is NULL.
3362 * Returns: a MonoMethod on each iteration or NULL when no more methods are available.
3365 mono_class_get_methods (MonoClass* klass, gpointer *iter)
3367 MonoMethod** method;
3371 mono_class_init (klass);
3373 /* start from the first */
3374 if (klass->method.count) {
3375 *iter = &klass->methods [0];
3376 return klass->methods [0];
3384 if (method < &klass->methods [klass->method.count]) {
3392 * mono_class_get_properties:
3393 * @klass: the MonoClass to act on
3395 * This routine is an iterator routine for retrieving the properties in a class.
3397 * You must pass a gpointer that points to zero and is treated as an opaque handle to
3398 * iterate over all of the elements. When no more values are
3399 * available, the return value is NULL.
3401 * Returns: a @MonoProperty* on each invocation, or NULL when no more are available.
3404 mono_class_get_properties (MonoClass* klass, gpointer *iter)
3406 MonoProperty* property;
3410 mono_class_init (klass);
3412 /* start from the first */
3413 if (klass->property.count) {
3414 return *iter = &klass->properties [0];
3422 if (property < &klass->properties [klass->property.count]) {
3423 return *iter = property;
3429 * mono_class_get_events:
3430 * @klass: the MonoClass to act on
3432 * This routine is an iterator routine for retrieving the properties in a class.
3434 * You must pass a gpointer that points to zero and is treated as an opaque handle to
3435 * iterate over all of the elements. When no more values are
3436 * available, the return value is NULL.
3438 * Returns: a @MonoEvent* on each invocation, or NULL when no more are available.
3441 mono_class_get_events (MonoClass* klass, gpointer *iter)
3447 mono_class_init (klass);
3449 /* start from the first */
3450 if (klass->event.count) {
3451 return *iter = &klass->events [0];
3459 if (event < &klass->events [klass->event.count]) {
3460 return *iter = event;
3466 * mono_class_get_interfaces
3467 * @klass: the MonoClass to act on
3469 * This routine is an iterator routine for retrieving the interfaces implemented by this class.
3471 * You must pass a gpointer that points to zero and is treated as an opaque handle to
3472 * iterate over all of the elements. When no more values are
3473 * available, the return value is NULL.
3475 * Returns: a @Monoclass* on each invocation, or NULL when no more are available.
3478 mono_class_get_interfaces (MonoClass* klass, gpointer *iter)
3484 mono_class_init (klass);
3486 /* start from the first */
3487 if (klass->interface_count) {
3488 *iter = &klass->interfaces [0];
3489 return klass->interfaces [0];
3497 if (iface < &klass->interfaces [klass->interface_count]) {
3505 * mono_class_get_nested_types
3506 * @klass: the MonoClass to act on
3508 * This routine is an iterator routine for retrieving the nested types of a class.
3510 * You must pass a gpointer that points to zero and is treated as an opaque handle to
3511 * iterate over all of the elements. When no more values are
3512 * available, the return value is NULL.
3514 * Returns: a @Monoclass* on each invocation, or NULL when no more are available.
3517 mono_class_get_nested_types (MonoClass* klass, gpointer *iter)
3523 mono_class_init (klass);
3525 /* start from the first */
3526 if (klass->nested_classes) {
3527 *iter = klass->nested_classes;
3528 return klass->nested_classes->data;
3530 /* no nested types */
3544 * mono_field_get_name:
3545 * @field: the MonoClassField to act on
3547 * Returns: the name of the field.
3550 mono_field_get_name (MonoClassField *field)
3556 * mono_field_get_type:
3557 * @field: the MonoClassField to act on
3559 * Returns: MonoType of the field.
3562 mono_field_get_type (MonoClassField *field)
3568 * mono_field_get_type:
3569 * @field: the MonoClassField to act on
3571 * Returns: MonoClass where the field was defined.
3574 mono_field_get_parent (MonoClassField *field)
3576 return field->parent;
3580 * mono_field_get_flags;
3581 * @field: the MonoClassField to act on
3583 * The metadata flags for a field are encoded using the
3584 * FIELD_ATTRIBUTE_* constants. See the tabledefs.h file for details.
3586 * Returns: the flags for the field.
3589 mono_field_get_flags (MonoClassField *field)
3591 return field->type->attrs;
3595 * mono_property_get_name:
3596 * @prop: the MonoProperty to act on
3598 * Returns: the name of the property
3601 mono_property_get_name (MonoProperty *prop)
3607 * mono_property_get_set_method
3608 * @prop: the MonoProperty to act on.
3610 * Returns: the setter method of the property (A MonoMethod)
3613 mono_property_get_set_method (MonoProperty *prop)
3619 * mono_property_get_get_method
3620 * @prop: the MonoProperty to act on.
3622 * Returns: the setter method of the property (A MonoMethod)
3625 mono_property_get_get_method (MonoProperty *prop)
3631 * mono_property_get_parent:
3632 * @prop: the MonoProperty to act on.
3634 * Returns: the MonoClass where the property was defined.
3637 mono_property_get_parent (MonoProperty *prop)
3639 return prop->parent;
3643 * mono_property_get_flags:
3644 * @prop: the MonoProperty to act on.
3646 * The metadata flags for a property are encoded using the
3647 * PROPERTY_ATTRIBUTE_* constants. See the tabledefs.h file for details.
3649 * Returns: the flags for the property.
3652 mono_property_get_flags (MonoProperty *prop)
3658 * mono_event_get_name:
3659 * @event: the MonoEvent to act on
3661 * Returns: the name of the event.
3664 mono_event_get_name (MonoEvent *event)
3670 * mono_event_get_add_method:
3671 * @event: The MonoEvent to act on.
3673 * Returns: the @add' method for the event (a MonoMethod).
3676 mono_event_get_add_method (MonoEvent *event)
3682 * mono_event_get_remove_method:
3683 * @event: The MonoEvent to act on.
3685 * Returns: the @remove method for the event (a MonoMethod).
3688 mono_event_get_remove_method (MonoEvent *event)
3690 return event->remove;
3694 * mono_event_get_raise_method:
3695 * @event: The MonoEvent to act on.
3697 * Returns: the @raise method for the event (a MonoMethod).
3700 mono_event_get_raise_method (MonoEvent *event)
3702 return event->raise;
3706 * mono_event_get_parent:
3707 * @event: the MonoEvent to act on.
3709 * Returns: the MonoClass where the event is defined.
3712 mono_event_get_parent (MonoEvent *event)
3714 return event->parent;
3718 * mono_event_get_flags
3719 * @event: the MonoEvent to act on.
3721 * The metadata flags for an event are encoded using the
3722 * EVENT_* constants. See the tabledefs.h file for details.
3724 * Returns: the flags for the event.
3727 mono_event_get_flags (MonoEvent *event)
3729 return event->attrs;
3733 * mono_find_method_by_name:
3734 * @klass: where to look for the method
3735 * @name_space: name of the method
3736 * @param_count: number of parameters. -1 for any number.
3738 * Obtains a MonoMethod with a given name and number of parameters.
3739 * It only works if there are no multiple signatures for any given method name.
3742 mono_class_get_method_from_name (MonoClass *klass, const char *name, int param_count)
3744 MonoMethod *res = NULL;
3747 mono_class_init (klass);
3749 for (i = 0; i < klass->method.count; ++i) {
3750 if (klass->methods [i]->name[0] == name [0] &&
3751 !strcmp (name, klass->methods [i]->name) &&
3752 (param_count == -1 || klass->methods [i]->signature->param_count == param_count)) {
3753 res = klass->methods [i];