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_inst) {
158 MonoGenericInst *ginst = klass->generic_inst;
161 g_string_append_c (str, '[');
162 for (i = 0; i < ginst->type_argc; i++) {
164 g_string_append_c (str, ',');
165 mono_type_get_name_recurse (
166 ginst->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_inst->generic_type);
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 MonoGenericInst *ginst = t->data.generic_inst;
250 if (mono_class_is_open_constructed_type (ginst->generic_type))
252 for (i = 0; i < ginst->type_argc; i++)
253 if (mono_class_is_open_constructed_type (ginst->type_argv [i]))
263 inflate_generic_type (MonoType *type, MonoGenericContext *context)
265 switch (type->type) {
267 if (context->gmethod && context->gmethod->mtype_argv)
269 context->gmethod->mtype_argv [type->data.generic_param->num],
276 context->ginst->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 MonoGenericInst *oginst = type->data.generic_inst;
291 MonoGenericInst *nginst, *cached;
295 nginst = g_new0 (MonoGenericInst, 1);
298 nginst->is_open = FALSE;
300 nginst->type_argv = g_new0 (MonoType *, oginst->type_argc);
302 for (i = 0; i < oginst->type_argc; i++) {
303 MonoType *t = oginst->type_argv [i];
304 nginst->type_argv [i] = mono_class_inflate_generic_type (t, context);
306 if (!nginst->is_open)
307 nginst->is_open = mono_class_is_open_constructed_type (nginst->type_argv [i]);
310 nginst->klass = NULL;
312 nginst->context = g_new0 (MonoGenericContext, 1);
313 nginst->context->ginst = nginst;
316 cached = g_hash_table_lookup (oginst->klass->image->generic_inst_cache, nginst);
319 g_free (nginst->type_argv);
321 mono_loader_unlock ();
323 nt = dup_type (type, type);
324 nt->data.generic_inst = cached;
328 nginst->dynamic_info = NULL;
329 nginst->initialized = FALSE;
331 mono_class_create_generic (nginst);
332 mono_class_create_generic_2 (nginst);
334 mono_stats.generic_instance_count++;
335 mono_stats.generics_metadata_size += sizeof (MonoGenericInst) +
336 sizeof (MonoGenericContext) +
337 nginst->type_argc * sizeof (MonoType);
339 nt = dup_type (type, type);
340 nt->data.generic_inst = nginst;
341 g_hash_table_insert (oginst->klass->image->generic_inst_cache, nginst, nginst);
342 mono_loader_unlock ();
352 mono_class_inflate_generic_type (MonoType *type, MonoGenericContext *context)
354 MonoType *inflated = inflate_generic_type (type, context);
359 mono_stats.inflated_type_count++;
363 static MonoMethodSignature*
364 inflate_generic_signature (MonoImage *image, MonoMethodSignature *sig,
365 MonoGenericContext *context)
367 MonoMethodSignature *res;
371 res = mono_metadata_signature_alloc (image, sig->param_count);
372 res->ret = mono_class_inflate_generic_type (sig->ret, context);
373 is_open = mono_class_is_open_constructed_type (res->ret);
374 for (i = 0; i < sig->param_count; ++i) {
375 res->params [i] = mono_class_inflate_generic_type (sig->params [i], context);
377 is_open = mono_class_is_open_constructed_type (res->params [i]);
379 res->hasthis = sig->hasthis;
380 res->explicit_this = sig->explicit_this;
381 res->call_convention = sig->call_convention;
382 res->generic_param_count = sig->generic_param_count;
383 res->has_type_parameters = is_open;
384 res->is_inflated = 1;
388 static MonoMethodHeader*
389 inflate_generic_header (MonoMethodHeader *header, MonoGenericContext *context)
391 MonoMethodHeader *res;
393 res = g_malloc0 (sizeof (MonoMethodHeader) + sizeof (gpointer) * header->num_locals);
394 res->code = header->code;
395 res->code_size = header->code_size;
396 res->max_stack = header->max_stack;
397 res->num_clauses = header->num_clauses;
398 res->init_locals = header->init_locals;
399 res->num_locals = header->num_locals;
400 res->clauses = header->clauses;
401 for (i = 0; i < header->num_locals; ++i)
402 res->locals [i] = mono_class_inflate_generic_type (header->locals [i], context);
407 mono_class_inflate_generic_method (MonoMethod *method, MonoGenericContext *context,
410 MonoMethodInflated *result;
413 if ((method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) ||
414 (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL))
417 mono_stats.inflated_method_count++;
418 mono_stats.generics_metadata_size +=
419 sizeof (MonoMethodInflated) - sizeof (MonoMethodNormal);
421 result = g_new0 (MonoMethodInflated, 1);
422 result->nmethod = *(MonoMethodNormal*)method;
424 if (mono_method_get_header (method))
425 result->nmethod.header = inflate_generic_header (
426 mono_method_get_header (method), context);
429 rklass = result->nmethod.method.klass = klass;
431 MonoType *declaring = mono_class_inflate_generic_type (&method->klass->byval_arg, context);
432 rklass = result->nmethod.method.klass = mono_class_from_mono_type (declaring);
435 result->nmethod.method.signature = inflate_generic_signature (
436 method->klass->image, method->signature, context);
438 if (context->gmethod) {
439 result->context = g_new0 (MonoGenericContext, 1);
440 result->context->gmethod = context->gmethod;
441 result->context->ginst = rklass->generic_inst;
443 mono_stats.generics_metadata_size += sizeof (MonoGenericContext);
444 } else if (rklass->generic_inst)
445 result->context = rklass->generic_inst->context;
447 if (method->signature->is_inflated)
448 result->declaring = ((MonoMethodInflated *) method)->declaring;
450 result->declaring = method;
452 return (MonoMethod *) result;
456 * class_compute_field_layout:
457 * @m: pointer to the metadata.
458 * @class: The class to initialize
460 * Initializes the class->fields.
462 * Currently we only support AUTO_LAYOUT, and do not even try to do
463 * a good job at it. This is temporary to get the code for Paolo.
466 class_compute_field_layout (MonoClass *class)
468 MonoImage *m = class->image;
469 const int top = class->field.count;
470 guint32 layout = class->flags & TYPE_ATTRIBUTE_LAYOUT_MASK;
471 MonoTableInfo *t = &m->tables [MONO_TABLE_FIELD];
472 int i, blittable = TRUE, real_size = 0;
474 guint32 packing_size = 0;
475 gboolean explicit_size;
476 MonoClassField *field;
478 if (class->size_inited)
482 if (!class->parent->size_inited)
483 class_compute_field_layout (class->parent);
484 class->instance_size += class->parent->instance_size;
485 class->min_align = class->parent->min_align;
486 blittable = class->parent->blittable;
488 class->instance_size = sizeof (MonoObject);
489 class->min_align = 1;
492 /* Get the real size */
493 explicit_size = mono_metadata_packing_from_typedef (class->image, class->type_token, &packing_size, &real_size);
496 g_assert ((packing_size & 0xfffffff0) == 0);
497 class->packing_size = packing_size;
498 real_size += class->instance_size;
502 if (explicit_size && real_size) {
503 class->instance_size = MAX (real_size, class->instance_size);
505 class->size_inited = 1;
506 class->blittable = blittable;
510 if (layout == TYPE_ATTRIBUTE_AUTO_LAYOUT)
513 class->fields = g_new0 (MonoClassField, top);
516 * Fetch all the field information.
518 for (i = 0; i < top; i++){
520 guint32 cols [MONO_FIELD_SIZE];
521 int idx = class->field.first + i;
522 MonoGenericContainer *container = NULL;
524 field = &class->fields [i];
525 mono_metadata_decode_row (t, idx, cols, MONO_FIELD_SIZE);
526 /* The name is needed for fieldrefs */
527 field->name = mono_metadata_string_heap (m, cols [MONO_FIELD_NAME]);
528 sig = mono_metadata_blob_heap (m, cols [MONO_FIELD_SIGNATURE]);
529 mono_metadata_decode_value (sig, &sig);
530 /* FIELD signature == 0x06 */
531 g_assert (*sig == 0x06);
532 if (class->generic_container)
533 container = class->generic_container;
534 else if (class->generic_inst) {
535 g_assert (class->generic_inst->container);
536 container = class->generic_inst->container;
538 field->type = mono_metadata_parse_type_full (
539 m, container, MONO_PARSE_FIELD, cols [MONO_FIELD_FLAGS], sig + 1, &sig);
540 if (mono_field_is_deleted (field))
542 if (class->generic_inst) {
543 field->type = mono_class_inflate_generic_type (
544 field->type, class->generic_inst->context);
545 field->type->attrs = cols [MONO_FIELD_FLAGS];
548 field->parent = class;
550 /* Only do these checks if we still think this type is blittable */
551 if (blittable && !(field->type->attrs & FIELD_ATTRIBUTE_STATIC)) {
552 if (field->type->byref || MONO_TYPE_IS_REFERENCE (field->type)) {
555 MonoClass *field_class = mono_class_from_mono_type (field->type);
556 if (!field_class || !field_class->blittable)
561 if (layout == TYPE_ATTRIBUTE_EXPLICIT_LAYOUT) {
562 mono_metadata_field_info (m, idx, &field->offset, NULL, NULL);
563 if (field->offset == (guint32)-1 && !(field->type->attrs & FIELD_ATTRIBUTE_STATIC))
564 g_warning ("%s not initialized correctly (missing field layout info for %s)", class->name, field->name);
567 if (cols [MONO_FIELD_FLAGS] & FIELD_ATTRIBUTE_HAS_FIELD_RVA) {
568 mono_metadata_field_info (m, idx, NULL, &rva, NULL);
570 g_warning ("field %s in %s should have RVA data, but hasn't", field->name, class->name);
571 field->data = mono_image_rva_map (class->image, rva);
574 if (class->enumtype && !(cols [MONO_FIELD_FLAGS] & FIELD_ATTRIBUTE_STATIC)) {
575 class->enum_basetype = field->type;
576 class->cast_class = class->element_class = mono_class_from_mono_type (class->enum_basetype);
577 blittable = class->element_class->blittable;
580 /* The def_value of fields is compute lazily during vtable creation */
583 if (class == mono_defaults.string_class)
586 class->blittable = blittable;
588 if (class->enumtype && !class->enum_basetype) {
589 if (!((strcmp (class->name, "Enum") == 0) && (strcmp (class->name_space, "System") == 0)))
592 if (explicit_size && real_size) {
593 class->instance_size = MAX (real_size, class->instance_size);
596 if (class->generic_container ||
597 (class->generic_inst && class->generic_inst->is_open))
600 mono_class_layout_fields (class);
604 mono_class_layout_fields (MonoClass *class)
607 const int top = class->field.count;
608 guint32 layout = class->flags & TYPE_ATTRIBUTE_LAYOUT_MASK;
609 guint32 pass, passes, real_size;
610 gboolean gc_aware_layout = FALSE;
611 MonoClassField *field;
614 * Enable GC aware auto layout: in this mode, reference
615 * fields are grouped together inside objects, increasing collector
617 * Requires that all classes whose layout is known to native code be annotated
618 * with [StructLayout (LayoutKind.Sequential)]
619 * Value types have gc_aware_layout disabled by default, as per
620 * what the default is for other runtimes.
622 /* corlib is missing [StructLayout] directives in many places */
623 if (layout == TYPE_ATTRIBUTE_AUTO_LAYOUT) {
624 if (class->image != mono_defaults.corlib &&
625 class->byval_arg.type != MONO_TYPE_VALUETYPE)
626 gc_aware_layout = TRUE;
630 * Compute field layout and total size (not considering static fields)
634 case TYPE_ATTRIBUTE_AUTO_LAYOUT:
635 case TYPE_ATTRIBUTE_SEQUENTIAL_LAYOUT:
642 if (layout != TYPE_ATTRIBUTE_AUTO_LAYOUT)
646 real_size = class->parent->instance_size;
648 real_size = sizeof (MonoObject);
650 for (pass = 0; pass < passes; ++pass) {
651 for (i = 0; i < top; i++){
653 field = &class->fields [i];
655 if (mono_field_is_deleted (field))
657 if (field->type->attrs & FIELD_ATTRIBUTE_STATIC)
660 if (gc_aware_layout) {
662 * We process fields with reference type in the first pass,
663 * and fields with non-reference type in the second pass.
664 * We use IS_POINTER instead of IS_REFERENCE because in
665 * some internal structures, we store GC_MALLOCed memory
666 * in IntPtr fields...
668 if (MONO_TYPE_IS_POINTER (field->type)) {
677 if ((top == 1) && (class->instance_size == sizeof (MonoObject)) &&
678 (strcmp (field->name, "$PRIVATE$") == 0)) {
679 /* This field is a hack inserted by MCS to empty structures */
683 size = mono_type_size (field->type, &align);
685 /* FIXME (LAMESPEC): should we also change the min alignment according to pack? */
686 align = class->packing_size ? MIN (class->packing_size, align): align;
687 class->min_align = MAX (align, class->min_align);
688 field->offset = real_size;
689 field->offset += align - 1;
690 field->offset &= ~(align - 1);
691 real_size = field->offset + size;
694 class->instance_size = MAX (real_size, class->instance_size);
696 if (class->instance_size & (class->min_align - 1)) {
697 class->instance_size += class->min_align - 1;
698 class->instance_size &= ~(class->min_align - 1);
702 case TYPE_ATTRIBUTE_EXPLICIT_LAYOUT:
704 for (i = 0; i < top; i++) {
706 field = &class->fields [i];
709 * There must be info about all the fields in a type if it
710 * uses explicit layout.
713 if (mono_field_is_deleted (field))
715 if (field->type->attrs & FIELD_ATTRIBUTE_STATIC)
718 size = mono_type_size (field->type, &align);
721 * When we get here, field->offset is already set by the
722 * loader (for either runtime fields or fields loaded from metadata).
723 * The offset is from the start of the object: this works for both
724 * classes and valuetypes.
726 field->offset += sizeof (MonoObject);
731 real_size = MAX (real_size, size + field->offset);
733 class->instance_size = MAX (real_size, class->instance_size);
737 class->size_inited = 1;
740 * Compute static field layout and size
742 for (i = 0; i < top; i++){
744 field = &class->fields [i];
746 if (!(field->type->attrs & FIELD_ATTRIBUTE_STATIC) || field->type->attrs & FIELD_ATTRIBUTE_LITERAL)
748 if (mono_field_is_deleted (field))
751 size = mono_type_size (field->type, &align);
752 field->offset = class->class_size;
753 field->offset += align - 1;
754 field->offset &= ~(align - 1);
755 class->class_size = field->offset + size;
760 init_properties (MonoClass *class)
762 guint startm, endm, i, j;
763 guint32 cols [MONO_PROPERTY_SIZE];
764 MonoTableInfo *pt = &class->image->tables [MONO_TABLE_PROPERTY];
765 MonoTableInfo *msemt = &class->image->tables [MONO_TABLE_METHODSEMANTICS];
767 class->property.first = mono_metadata_properties_from_typedef (class->image, mono_metadata_token_index (class->type_token) - 1, &class->property.last);
768 class->property.count = class->property.last - class->property.first;
770 class->properties = g_new0 (MonoProperty, class->property.count);
771 for (i = class->property.first; i < class->property.last; ++i) {
772 mono_metadata_decode_row (pt, i, cols, MONO_PROPERTY_SIZE);
773 class->properties [i - class->property.first].parent = class;
774 class->properties [i - class->property.first].attrs = cols [MONO_PROPERTY_FLAGS];
775 class->properties [i - class->property.first].name = mono_metadata_string_heap (class->image, cols [MONO_PROPERTY_NAME]);
777 startm = mono_metadata_methods_from_property (class->image, i, &endm);
778 for (j = startm; j < endm; ++j) {
779 mono_metadata_decode_row (msemt, j, cols, MONO_METHOD_SEMA_SIZE);
780 switch (cols [MONO_METHOD_SEMA_SEMANTICS]) {
781 case METHOD_SEMANTIC_SETTER:
782 class->properties [i - class->property.first].set = class->methods [cols [MONO_METHOD_SEMA_METHOD] - 1 - class->method.first];
784 case METHOD_SEMANTIC_GETTER:
785 class->properties [i - class->property.first].get = class->methods [cols [MONO_METHOD_SEMA_METHOD] - 1 - class->method.first];
795 init_events (MonoClass *class)
797 guint startm, endm, i, j;
798 guint32 cols [MONO_EVENT_SIZE];
799 MonoTableInfo *pt = &class->image->tables [MONO_TABLE_EVENT];
800 MonoTableInfo *msemt = &class->image->tables [MONO_TABLE_METHODSEMANTICS];
802 class->event.first = mono_metadata_events_from_typedef (class->image, mono_metadata_token_index (class->type_token) - 1, &class->event.last);
803 class->event.count = class->event.last - class->event.first;
805 class->events = g_new0 (MonoEvent, class->event.count);
806 for (i = class->event.first; i < class->event.last; ++i) {
807 MonoEvent *event = &class->events [i - class->event.first];
809 mono_metadata_decode_row (pt, i, cols, MONO_EVENT_SIZE);
810 event->parent = class;
811 event->attrs = cols [MONO_EVENT_FLAGS];
812 event->name = mono_metadata_string_heap (class->image, cols [MONO_EVENT_NAME]);
814 startm = mono_metadata_methods_from_event (class->image, i, &endm);
815 for (j = startm; j < endm; ++j) {
816 mono_metadata_decode_row (msemt, j, cols, MONO_METHOD_SEMA_SIZE);
817 switch (cols [MONO_METHOD_SEMA_SEMANTICS]) {
818 case METHOD_SEMANTIC_ADD_ON:
819 event->add = class->methods [cols [MONO_METHOD_SEMA_METHOD] - 1 - class->method.first];
821 case METHOD_SEMANTIC_REMOVE_ON:
822 event->remove = class->methods [cols [MONO_METHOD_SEMA_METHOD] - 1 - class->method.first];
824 case METHOD_SEMANTIC_FIRE:
825 event->raise = class->methods [cols [MONO_METHOD_SEMA_METHOD] - 1 - class->method.first];
827 case METHOD_SEMANTIC_OTHER: {
830 if (event->other == NULL) {
831 event->other = g_new0 (MonoMethod*, 1);
833 while (event->other [n])
835 event->other = g_realloc (event->other, (n + 1) * sizeof (MonoMethod*));
837 event->other [n] = class->methods [cols [MONO_METHOD_SEMA_METHOD] - 1 - class->method.first];
848 mono_get_unique_iid (MonoClass *class)
850 static GHashTable *iid_hash = NULL;
851 static guint iid = 0;
856 g_assert (MONO_CLASS_IS_INTERFACE (class));
861 iid_hash = g_hash_table_new (g_str_hash, g_str_equal);
863 str = g_strdup_printf ("%s|%s.%s\n", class->image->name, class->name_space, class->name);
865 if (g_hash_table_lookup_extended (iid_hash, str, NULL, &value)) {
866 mono_loader_unlock ();
870 g_hash_table_insert (iid_hash, str, (gpointer)iid);
874 mono_loader_unlock ();
880 collect_implemented_interfaces_aux (MonoClass *klass, GPtrArray **res)
885 for (i = 0; i < klass->interface_count; i++) {
886 ic = klass->interfaces [i];
889 *res = g_ptr_array_new ();
890 g_ptr_array_add (*res, ic);
892 collect_implemented_interfaces_aux (ic, res);
897 mono_class_get_implemented_interfaces (MonoClass *klass)
899 GPtrArray *res = NULL;
901 collect_implemented_interfaces_aux (klass, &res);
906 setup_interface_offsets (MonoClass *class, int cur_slot)
912 /* compute maximum number of slots and maximum interface id */
914 for (k = class; k ; k = k->parent) {
915 for (i = 0; i < k->interface_count; i++) {
916 ic = k->interfaces [i];
919 mono_class_init (ic);
921 if (max_iid < ic->interface_id)
922 max_iid = ic->interface_id;
926 if (MONO_CLASS_IS_INTERFACE (class)) {
927 if (max_iid < class->interface_id)
928 max_iid = class->interface_id;
930 class->max_interface_id = max_iid;
931 /* compute vtable offset for interfaces */
932 class->interface_offsets = g_malloc (sizeof (gpointer) * (max_iid + 1));
934 for (i = 0; i <= max_iid; i++)
935 class->interface_offsets [i] = -1;
937 ifaces = mono_class_get_implemented_interfaces (class);
939 for (i = 0; i < ifaces->len; ++i) {
940 ic = g_ptr_array_index (ifaces, i);
941 class->interface_offsets [ic->interface_id] = cur_slot;
942 cur_slot += ic->method.count;
944 g_ptr_array_free (ifaces, TRUE);
947 for (k = class->parent; k ; k = k->parent) {
948 ifaces = mono_class_get_implemented_interfaces (k);
950 for (i = 0; i < ifaces->len; ++i) {
951 ic = g_ptr_array_index (ifaces, i);
953 if (class->interface_offsets [ic->interface_id] == -1) {
954 int io = k->interface_offsets [ic->interface_id];
958 class->interface_offsets [ic->interface_id] = io;
961 g_ptr_array_free (ifaces, TRUE);
965 if (MONO_CLASS_IS_INTERFACE (class))
966 class->interface_offsets [class->interface_id] = cur_slot;
972 mono_class_setup_vtable (MonoClass *class, MonoMethod **overrides, int onum)
976 int i, max_vtsize = 0, max_iid, cur_slot = 0;
978 MonoGHashTable *override_map = NULL;
980 /* setup_vtable() must be called only once on the type */
981 if (class->interface_offsets) {
982 g_warning ("vtable already computed in %s.%s", class->name_space, class->name);
986 ifaces = mono_class_get_implemented_interfaces (class);
988 for (i = 0; i < ifaces->len; i++) {
989 MonoClass *ic = g_ptr_array_index (ifaces, i);
990 max_vtsize += ic->method.count;
992 g_ptr_array_free (ifaces, TRUE);
996 max_vtsize += class->parent->vtable_size;
997 cur_slot = class->parent->vtable_size;
1000 max_vtsize += class->method.count;
1002 vtable = alloca (sizeof (gpointer) * max_vtsize);
1003 memset (vtable, 0, sizeof (gpointer) * max_vtsize);
1005 /* printf ("METAINIT %s.%s\n", class->name_space, class->name); */
1007 cur_slot = setup_interface_offsets (class, cur_slot);
1008 max_iid = class->max_interface_id;
1010 if (class->parent && class->parent->vtable_size)
1011 memcpy (vtable, class->parent->vtable, sizeof (gpointer) * class->parent->vtable_size);
1013 /* override interface methods */
1014 for (i = 0; i < onum; i++) {
1015 MonoMethod *decl = overrides [i*2];
1016 if (MONO_CLASS_IS_INTERFACE (decl->klass)) {
1018 g_assert (decl->slot != -1);
1019 dslot = decl->slot + class->interface_offsets [decl->klass->interface_id];
1020 vtable [dslot] = overrides [i*2 + 1];
1021 vtable [dslot]->slot = dslot;
1023 override_map = mono_g_hash_table_new (NULL, NULL);
1025 mono_g_hash_table_insert (override_map, overrides [i * 2], overrides [i * 2 + 1]);
1029 for (k = class; k ; k = k->parent) {
1031 ifaces = mono_class_get_implemented_interfaces (k);
1033 nifaces = ifaces->len;
1034 for (i = 0; i < nifaces; i++) {
1037 ic = g_ptr_array_index (ifaces, i);
1038 io = k->interface_offsets [ic->interface_id];
1041 g_assert (io <= max_vtsize);
1044 for (l = 0; l < ic->method.count; l++) {
1045 MonoMethod *im = ic->methods [l];
1047 if (vtable [io + l] && !(vtable [io + l]->flags & METHOD_ATTRIBUTE_ABSTRACT))
1050 for (j = 0; j < class->method.count; ++j) {
1051 MonoMethod *cm = class->methods [j];
1052 if (!(cm->flags & METHOD_ATTRIBUTE_VIRTUAL) ||
1053 !((cm->flags & METHOD_ATTRIBUTE_MEMBER_ACCESS_MASK) == METHOD_ATTRIBUTE_PUBLIC) ||
1054 !(cm->flags & METHOD_ATTRIBUTE_NEW_SLOT))
1056 if (!strcmp(cm->name, im->name) &&
1057 mono_metadata_signature_equal (cm->signature, im->signature)) {
1058 g_assert (io + l <= max_vtsize);
1059 vtable [io + l] = cm;
1064 /* already implemented */
1065 if (io >= k->vtable_size)
1069 for (l = 0; l < ic->method.count; l++) {
1070 MonoMethod *im = ic->methods [l];
1073 g_assert (io + l <= max_vtsize);
1075 if (vtable [io + l] && !(vtable [io + l]->flags & METHOD_ATTRIBUTE_ABSTRACT))
1078 for (k1 = class; k1; k1 = k1->parent) {
1079 for (j = 0; j < k1->method.count; ++j) {
1080 MonoMethod *cm = k1->methods [j];
1082 if (!(cm->flags & METHOD_ATTRIBUTE_VIRTUAL) ||
1083 !(cm->flags & METHOD_ATTRIBUTE_PUBLIC))
1086 if (!strcmp(cm->name, im->name) &&
1087 mono_metadata_signature_equal (cm->signature, im->signature)) {
1088 g_assert (io + l <= max_vtsize);
1089 vtable [io + l] = cm;
1094 g_assert (io + l <= max_vtsize);
1095 if (vtable [io + l] && !(vtable [io + l]->flags & METHOD_ATTRIBUTE_ABSTRACT))
1100 for (l = 0; l < ic->method.count; l++) {
1101 MonoMethod *im = ic->methods [l];
1102 char *qname, *fqname, *cname, *the_cname;
1105 if (vtable [io + l])
1108 if (ic->generic_inst) {
1109 MonoClass *the_ic = mono_class_from_mono_type (ic->generic_inst->generic_type);
1110 the_cname = _mono_type_get_name (&the_ic->byval_arg, TRUE, FALSE, TRUE);
1114 cname = (char*)ic->name;
1117 qname = g_strconcat (cname, ".", im->name, NULL);
1118 if (ic->name_space && ic->name_space [0])
1119 fqname = g_strconcat (ic->name_space, ".", cname, ".", im->name, NULL);
1123 for (k1 = class; k1; k1 = k1->parent) {
1124 for (j = 0; j < k1->method.count; ++j) {
1125 MonoMethod *cm = k1->methods [j];
1127 if (!(cm->flags & METHOD_ATTRIBUTE_VIRTUAL))
1130 if (((fqname && !strcmp (cm->name, fqname)) || !strcmp (cm->name, qname)) &&
1131 mono_metadata_signature_equal (cm->signature, im->signature)) {
1132 g_assert (io + l <= max_vtsize);
1133 vtable [io + l] = cm;
1144 if (!(class->flags & TYPE_ATTRIBUTE_ABSTRACT)) {
1145 for (l = 0; l < ic->method.count; l++) {
1147 MonoMethod *im = ic->methods [l];
1148 if (im->flags & METHOD_ATTRIBUTE_STATIC)
1150 g_assert (io + l <= max_vtsize);
1153 * If one of our parents already implements this interface
1154 * we can inherit the implementation.
1156 if (!(vtable [io + l])) {
1157 MonoClass *parent = class->parent;
1159 if ((ic->interface_id <= parent->max_interface_id) &&
1160 (parent->interface_offsets [ic->interface_id]) &&
1162 vtable [io + l] = parent->vtable [parent->interface_offsets [ic->interface_id] + l];
1165 if (!(vtable [io + l])) {
1166 for (j = 0; j < onum; ++j) {
1167 g_print (" at slot %d: %s (%d) overrides %s (%d)\n", io+l, overrides [j*2+1]->name,
1168 overrides [j*2+1]->slot, overrides [j*2]->name, overrides [j*2]->slot);
1170 msig = mono_signature_get_desc (im->signature, FALSE);
1171 printf ("no implementation for interface method %s.%s::%s(%s) in class %s.%s\n",
1172 ic->name_space, ic->name, im->name, msig, class->name_space, class->name);
1174 for (j = 0; j < class->method.count; ++j) {
1175 MonoMethod *cm = class->methods [j];
1176 msig = mono_signature_get_desc (cm->signature, FALSE);
1178 printf ("METHOD %s(%s)\n", cm->name, msig);
1181 g_assert_not_reached ();
1186 for (l = 0; l < ic->method.count; l++) {
1187 MonoMethod *im = vtable [io + l];
1190 g_assert (io + l <= max_vtsize);
1192 /* FIXME: why do we need this ? */
1194 /* g_assert_not_reached (); */
1200 g_ptr_array_free (ifaces, TRUE);
1203 for (i = 0; i < class->method.count; ++i) {
1206 cm = class->methods [i];
1209 * Non-virtual method have no place in the vtable.
1210 * This also catches static methods (since they are not virtual).
1212 if (!(cm->flags & METHOD_ATTRIBUTE_VIRTUAL))
1216 * If the method is REUSE_SLOT, we must check in the
1217 * base class for a method to override.
1219 if (!(cm->flags & METHOD_ATTRIBUTE_NEW_SLOT)) {
1221 for (k = class->parent; k ; k = k->parent) {
1223 for (j = 0; j < k->method.count; ++j) {
1224 MonoMethod *m1 = k->methods [j];
1225 if (!(m1->flags & METHOD_ATTRIBUTE_VIRTUAL))
1227 if (!strcmp(cm->name, m1->name) &&
1228 mono_metadata_signature_equal (cm->signature, m1->signature)) {
1229 slot = k->methods [j]->slot;
1230 g_assert (cm->slot < max_vtsize);
1232 override_map = mono_g_hash_table_new (NULL, NULL);
1233 mono_g_hash_table_insert (override_map, m1, cm);
1245 cm->slot = cur_slot++;
1247 if (!(cm->flags & METHOD_ATTRIBUTE_ABSTRACT) && !cm->signature->generic_param_count)
1248 vtable [cm->slot] = cm;
1251 /* override non interface methods */
1252 for (i = 0; i < onum; i++) {
1253 MonoMethod *decl = overrides [i*2];
1254 if (!MONO_CLASS_IS_INTERFACE (decl->klass)) {
1255 g_assert (decl->slot != -1);
1256 vtable [decl->slot] = overrides [i*2 + 1];
1257 overrides [i * 2 + 1]->slot = decl->slot;
1259 override_map = mono_g_hash_table_new (NULL, NULL);
1260 mono_g_hash_table_insert (override_map, decl, overrides [i * 2 + 1]);
1265 * If a method occupies more than one place in the vtable, and it is
1266 * overriden, then change the other occurances too.
1269 for (i = 0; i < max_vtsize; ++i)
1271 MonoMethod *cm = mono_g_hash_table_lookup (override_map, vtable [i]);
1276 mono_g_hash_table_destroy (override_map);
1279 if (class->generic_inst) {
1280 MonoClass *gklass = mono_class_from_mono_type (class->generic_inst->generic_type);
1282 mono_class_init (gklass);
1283 class->vtable_size = gklass->vtable_size;
1285 class->vtable_size = cur_slot;
1287 class->vtable = g_malloc0 (sizeof (gpointer) * class->vtable_size);
1288 memcpy (class->vtable, vtable, sizeof (gpointer) * class->vtable_size);
1290 if (mono_print_vtable) {
1293 for (i = 0; i <= max_iid; i++)
1294 if (class->interface_offsets [i] != -1)
1297 printf ("VTable %s.%s (size = %d, interfaces = %d)\n", class->name_space,
1298 class->name, class->vtable_size, icount);
1300 for (i = 0; i < class->vtable_size; ++i) {
1305 printf (" slot %03d(%03d) %s.%s:%s\n", i, cm->slot,
1306 cm->klass->name_space, cm->klass->name,
1313 printf ("Interfaces %s.%s (max_iid = %d)\n", class->name_space,
1314 class->name, max_iid);
1316 for (i = 0; i < class->interface_count; i++) {
1317 ic = class->interfaces [i];
1318 printf (" slot %03d(%03d) %s.%s\n",
1319 class->interface_offsets [ic->interface_id],
1320 ic->method.count, ic->name_space, ic->name);
1323 for (k = class->parent; k ; k = k->parent) {
1324 for (i = 0; i < k->interface_count; i++) {
1325 ic = k->interfaces [i];
1326 printf (" slot %03d(%03d) %s.%s\n",
1327 class->interface_offsets [ic->interface_id],
1328 ic->method.count, ic->name_space, ic->name);
1337 * @class: the class to initialize
1339 * compute the instance_size, class_size and other infos that cannot be
1340 * computed at mono_class_get() time. Also compute a generic vtable and
1341 * the method slot numbers. We use this infos later to create a domain
1345 mono_class_init (MonoClass *class)
1348 static MonoMethod *default_ghc = NULL;
1349 static MonoMethod *default_finalize = NULL;
1350 static int finalize_slot = -1;
1351 static int ghc_slot = -1;
1352 MonoMethod **overrides;
1360 /*g_print ("Init class %s\n", class->name);*/
1362 /* We do everything inside the lock to prevent races */
1363 mono_loader_lock ();
1365 if (class->inited) {
1366 mono_loader_unlock ();
1367 /* Somebody might have gotten in before us */
1371 if (class->init_pending) {
1372 /* this indicates a cyclic dependency */
1373 g_error ("pending init %s.%s\n", class->name_space, class->name);
1376 class->init_pending = 1;
1378 if (mono_debugger_start_class_init_func)
1379 mono_debugger_start_class_init_func (class);
1381 mono_stats.initialized_class_count++;
1383 if (class->generic_inst && !class->generic_inst->is_dynamic) {
1384 MonoGenericInst *ginst = class->generic_inst;
1387 gklass = mono_class_from_mono_type (ginst->generic_type);
1388 mono_class_init (gklass);
1390 if (MONO_CLASS_IS_INTERFACE (class))
1391 class->interface_id = mono_get_unique_iid (class);
1393 g_assert (class->method.count == gklass->method.count);
1394 class->methods = g_new0 (MonoMethod *, class->method.count);
1396 for (i = 0; i < class->method.count; i++)
1397 class->methods [i] = mono_class_inflate_generic_method (
1398 gklass->methods [i], ginst->context, ginst->klass);
1400 g_assert (class->field.count == gklass->field.count);
1401 class->fields = g_new0 (MonoClassField, class->field.count);
1403 for (i = 0; i < class->field.count; i++) {
1404 MonoInflatedField *ifield = g_new0 (MonoInflatedField, 1);
1405 ifield->generic_type = gklass->fields [i].type;
1407 class->fields [i] = gklass->fields [i];
1408 class->fields [i].generic_info = ifield;
1409 class->fields [i].parent = class;
1410 class->fields [i].type = mono_class_inflate_generic_type (
1411 class->fields [i].type, ginst->context);
1414 class->property = gklass->property;
1415 class->properties = g_new0 (MonoProperty, class->property.count);
1417 for (i = 0; i < class->property.count; i++) {
1418 MonoProperty *prop = &class->properties [i];
1420 *prop = gklass->properties [i];
1423 prop->get = mono_class_inflate_generic_method (
1424 prop->get, ginst->context, ginst->klass);
1426 prop->set = mono_class_inflate_generic_method (
1427 prop->set, ginst->context, ginst->klass);
1429 prop->parent = class;
1432 g_assert (class->interface_count == gklass->interface_count);
1435 if (class->parent && !class->parent->inited)
1436 mono_class_init (class->parent);
1439 * Computes the size used by the fields, and their locations
1441 if (!class->size_inited)
1442 class_compute_field_layout (class);
1444 /* initialize method pointers */
1447 MonoMethodSignature *sig;
1448 class->method.count = class->rank > 1? 2: 1;
1449 sig = mono_metadata_signature_alloc (class->image, class->rank);
1450 sig->ret = &mono_defaults.void_class->byval_arg;
1451 sig->pinvoke = TRUE;
1452 for (i = 0; i < class->rank; ++i)
1453 sig->params [i] = &mono_defaults.int32_class->byval_arg;
1455 ctor = (MonoMethod *) g_new0 (MonoMethodPInvoke, 1);
1456 ctor->klass = class;
1457 ctor->flags = METHOD_ATTRIBUTE_PUBLIC | METHOD_ATTRIBUTE_RT_SPECIAL_NAME | METHOD_ATTRIBUTE_SPECIAL_NAME;
1458 ctor->iflags = METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL;
1459 ctor->signature = sig;
1460 ctor->name = ".ctor";
1462 class->methods = g_new (MonoMethod*, class->method.count);
1463 class->methods [0] = ctor;
1464 if (class->rank > 1) {
1465 sig = mono_metadata_signature_alloc (class->image, class->rank * 2);
1466 sig->ret = &mono_defaults.void_class->byval_arg;
1467 sig->pinvoke = TRUE;
1468 for (i = 0; i < class->rank * 2; ++i)
1469 sig->params [i] = &mono_defaults.int32_class->byval_arg;
1471 ctor = (MonoMethod *) g_new0 (MonoMethodPInvoke, 1);
1472 ctor->klass = class;
1473 ctor->flags = METHOD_ATTRIBUTE_PUBLIC | METHOD_ATTRIBUTE_RT_SPECIAL_NAME | METHOD_ATTRIBUTE_SPECIAL_NAME;
1474 ctor->iflags = METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL;
1475 ctor->signature = sig;
1476 ctor->name = ".ctor";
1478 class->methods [1] = ctor;
1481 if (!class->generic_inst && !class->methods) {
1482 class->methods = g_new (MonoMethod*, class->method.count);
1483 for (i = 0; i < class->method.count; ++i) {
1484 class->methods [i] = mono_get_method (class->image,
1485 MONO_TOKEN_METHOD_DEF | (i + class->method.first + 1), class);
1490 if (!class->generic_inst) {
1491 init_properties (class);
1492 init_events (class);
1494 i = mono_metadata_nesting_typedef (class->image, class->type_token, 1);
1497 guint32 cols [MONO_NESTED_CLASS_SIZE];
1498 mono_metadata_decode_row (&class->image->tables [MONO_TABLE_NESTEDCLASS], i - 1, cols, MONO_NESTED_CLASS_SIZE);
1499 nclass = mono_class_create_from_typedef (class->image, MONO_TOKEN_TYPE_DEF | cols [MONO_NESTED_CLASS_NESTED]);
1500 class->nested_classes = g_list_prepend (class->nested_classes, nclass);
1502 i = mono_metadata_nesting_typedef (class->image, class->type_token, i + 1);
1506 mono_class_setup_supertypes (class);
1508 if (MONO_CLASS_IS_INTERFACE (class)) {
1509 for (i = 0; i < class->method.count; ++i)
1510 class->methods [i]->slot = i;
1511 class->init_pending = 0;
1514 * class->interface_offsets is needed for the castclass/isinst code, so
1515 * we have to setup them for interfaces, too.
1517 setup_interface_offsets (class, 0);
1518 mono_loader_unlock ();
1520 if (mono_debugger_class_init_func)
1521 mono_debugger_class_init_func (class);
1526 overrides = mono_class_get_overrides (class->image, class->type_token, &onum);
1527 mono_class_setup_vtable (class, overrides, onum);
1531 class->init_pending = 0;
1534 if (class == mono_defaults.object_class) {
1536 for (i = 0; i < class->vtable_size; ++i) {
1537 MonoMethod *cm = class->vtable [i];
1539 if (!strcmp (cm->name, "GetHashCode")) {
1545 g_assert (ghc_slot > 0);
1547 default_ghc = class->vtable [ghc_slot];
1552 if (class->parent) {
1554 if (class->vtable [ghc_slot] == default_ghc) {
1559 if (!default_finalize) {
1560 if (class == mono_defaults.object_class) {
1562 for (i = 0; i < class->vtable_size; ++i) {
1563 MonoMethod *cm = class->vtable [i];
1565 if (!strcmp (cm->name, "Finalize")) {
1571 g_assert (finalize_slot > 0);
1573 default_finalize = class->vtable [finalize_slot];
1577 /* Object::Finalize should have empty implemenatation */
1578 class->has_finalize = 0;
1579 if (class->parent) {
1580 if (class->vtable [finalize_slot] != default_finalize)
1581 class->has_finalize = 1;
1584 mono_loader_unlock ();
1586 if (mono_debugger_class_init_func)
1587 mono_debugger_class_init_func (class);
1591 mono_class_setup_mono_type (MonoClass *class)
1593 const char *name = class->name;
1594 const char *nspace = class->name_space;
1596 if (MONO_CLASS_IS_INTERFACE (class))
1597 class->interface_id = mono_get_unique_iid (class);
1599 class->this_arg.byref = 1;
1600 class->this_arg.data.klass = class;
1601 class->this_arg.type = MONO_TYPE_CLASS;
1602 class->byval_arg.data.klass = class;
1603 class->byval_arg.type = MONO_TYPE_CLASS;
1605 if (!strcmp (nspace, "System")) {
1606 if (!strcmp (name, "ValueType")) {
1608 * do not set the valuetype bit for System.ValueType.
1609 * class->valuetype = 1;
1611 class->blittable = TRUE;
1612 } else if (!strcmp (name, "Enum")) {
1614 * do not set the valuetype bit for System.Enum.
1615 * class->valuetype = 1;
1617 class->valuetype = 0;
1618 class->enumtype = 0;
1619 } else if (!strcmp (name, "Object")) {
1620 class->this_arg.type = class->byval_arg.type = MONO_TYPE_OBJECT;
1621 } else if (!strcmp (name, "String")) {
1622 class->this_arg.type = class->byval_arg.type = MONO_TYPE_STRING;
1623 } else if (!strcmp (name, "TypedReference")) {
1624 class->this_arg.type = class->byval_arg.type = MONO_TYPE_TYPEDBYREF;
1628 if (class->valuetype) {
1629 int t = MONO_TYPE_VALUETYPE;
1630 if (!strcmp (nspace, "System")) {
1633 if (!strcmp (name, "Boolean")) {
1634 t = MONO_TYPE_BOOLEAN;
1635 } else if (!strcmp(name, "Byte")) {
1637 class->blittable = TRUE;
1641 if (!strcmp (name, "Char")) {
1646 if (!strcmp (name, "Double")) {
1648 class->blittable = TRUE;
1652 if (!strcmp (name, "Int32")) {
1654 class->blittable = TRUE;
1655 } else if (!strcmp(name, "Int16")) {
1657 class->blittable = TRUE;
1658 } else if (!strcmp(name, "Int64")) {
1660 class->blittable = TRUE;
1661 } else if (!strcmp(name, "IntPtr")) {
1663 class->blittable = TRUE;
1667 if (!strcmp (name, "Single")) {
1669 class->blittable = TRUE;
1670 } else if (!strcmp(name, "SByte")) {
1672 class->blittable = TRUE;
1676 if (!strcmp (name, "UInt32")) {
1678 class->blittable = TRUE;
1679 } else if (!strcmp(name, "UInt16")) {
1681 class->blittable = TRUE;
1682 } else if (!strcmp(name, "UInt64")) {
1684 class->blittable = TRUE;
1685 } else if (!strcmp(name, "UIntPtr")) {
1687 class->blittable = TRUE;
1691 if (!strcmp (name, "TypedReference")) {
1692 t = MONO_TYPE_TYPEDBYREF;
1693 class->blittable = TRUE;
1697 if (!strcmp (name, "Void")) {
1705 class->this_arg.type = class->byval_arg.type = t;
1710 mono_class_setup_parent (MonoClass *class, MonoClass *parent)
1712 gboolean system_namespace;
1714 system_namespace = !strcmp (class->name_space, "System");
1716 /* if root of the hierarchy */
1717 if (system_namespace && !strcmp (class->name, "Object")) {
1718 class->parent = NULL;
1719 class->instance_size = sizeof (MonoObject);
1722 if (!strcmp (class->name, "<Module>")) {
1723 class->parent = NULL;
1724 class->instance_size = 0;
1728 if (!MONO_CLASS_IS_INTERFACE (class)) {
1729 class->parent = parent;
1732 g_assert_not_reached (); /* FIXME */
1734 if (parent->generic_inst && !parent->name) {
1736 * If the parent is a generic instance, we may get
1737 * called before it is fully initialized, especially
1738 * before it has its name.
1743 class->marshalbyref = parent->marshalbyref;
1744 class->contextbound = parent->contextbound;
1745 class->delegate = parent->delegate;
1747 if (system_namespace) {
1748 if (*class->name == 'M' && !strcmp (class->name, "MarshalByRefObject"))
1749 class->marshalbyref = 1;
1751 if (*class->name == 'C' && !strcmp (class->name, "ContextBoundObject"))
1752 class->contextbound = 1;
1754 if (*class->name == 'D' && !strcmp (class->name, "Delegate"))
1755 class->delegate = 1;
1758 if (class->parent->enumtype || ((strcmp (class->parent->name, "ValueType") == 0) &&
1759 (strcmp (class->parent->name_space, "System") == 0)))
1760 class->valuetype = 1;
1761 if (((strcmp (class->parent->name, "Enum") == 0) && (strcmp (class->parent->name_space, "System") == 0))) {
1762 class->valuetype = class->enumtype = 1;
1764 /*class->enumtype = class->parent->enumtype; */
1765 mono_class_setup_supertypes (class);
1767 class->parent = NULL;
1773 mono_class_setup_supertypes (MonoClass *class)
1778 if (class->supertypes)
1782 for (k = class; k ; k = k->parent) {
1786 ms = MAX (MONO_DEFAULT_SUPERTABLE_SIZE, class->idepth);
1787 class->supertypes = g_new0 (MonoClass *, ms);
1789 if (class->parent) {
1790 for (i = class->idepth, k = class; k ; k = k->parent)
1791 class->supertypes [--i] = k;
1793 class->supertypes [0] = class;
1798 * If we inherit a type parameter from an outer class, set its owner to that class.
1801 set_generic_param_owner (MonoGenericContainer *container, MonoClass *klass, int pos)
1803 MonoGenericContainer *gc;
1806 if (klass->nested_in)
1807 pos = set_generic_param_owner (container, klass->nested_in, pos);
1809 if (!klass->generic_container)
1812 gc = klass->generic_container;
1813 for (i = pos; i < gc->type_argc; i++)
1814 container->type_params [i].owner = gc;
1816 return pos + gc->type_argc;
1820 * @image: context where the image is created
1821 * @type_token: typedef token
1824 mono_class_create_from_typedef (MonoImage *image, guint32 type_token)
1826 MonoTableInfo *tt = &image->tables [MONO_TABLE_TYPEDEF];
1827 MonoClass *class, *parent = NULL;
1828 guint32 cols [MONO_TYPEDEF_SIZE];
1829 guint32 cols_next [MONO_TYPEDEF_SIZE];
1830 guint tidx = mono_metadata_token_index (type_token);
1831 MonoGenericContext *context = NULL;
1832 const char *name, *nspace;
1834 MonoClass **interfaces;
1836 mono_loader_lock ();
1838 if ((class = g_hash_table_lookup (image->class_cache, GUINT_TO_POINTER (type_token)))) {
1839 mono_loader_unlock ();
1843 g_assert (mono_metadata_token_table (type_token) == MONO_TABLE_TYPEDEF);
1845 mono_metadata_decode_row (tt, tidx - 1, cols, MONO_TYPEDEF_SIZE);
1847 name = mono_metadata_string_heap (image, cols [MONO_TYPEDEF_NAME]);
1848 nspace = mono_metadata_string_heap (image, cols [MONO_TYPEDEF_NAMESPACE]);
1850 class = g_malloc0 (sizeof (MonoClass));
1853 class->name_space = nspace;
1855 class->image = image;
1856 class->type_token = type_token;
1857 class->flags = cols [MONO_TYPEDEF_FLAGS];
1859 g_hash_table_insert (image->class_cache, GUINT_TO_POINTER (type_token), class);
1861 class->generic_container = mono_metadata_load_generic_params (image, class->type_token);
1862 if (class->generic_container) {
1863 class->generic_container->klass = class;
1864 context = g_new0 (MonoGenericContext, 1);
1865 context->container = class->generic_container;
1868 if (cols [MONO_TYPEDEF_EXTENDS])
1869 parent = mono_class_get_full (
1870 image, mono_metadata_token_from_dor (cols [MONO_TYPEDEF_EXTENDS]), context);
1871 interfaces = mono_metadata_interfaces_from_typedef_full (image, type_token, &icount, context);
1873 class->interfaces = interfaces;
1874 class->interface_count = icount;
1876 if ((class->flags & TYPE_ATTRIBUTE_STRING_FORMAT_MASK) == TYPE_ATTRIBUTE_UNICODE_CLASS)
1878 /* fixme: maybe we must set this on windows
1879 if ((class->flags & TYPE_ATTRIBUTE_STRING_FORMAT_MASK) == TYPE_ATTRIBUTE_AUTO_CLASS)
1883 class->cast_class = class->element_class = class;
1885 /*g_print ("Load class %s\n", name);*/
1887 mono_class_setup_parent (class, parent);
1889 mono_class_setup_mono_type (class);
1892 * Compute the field and method lists
1894 class->field.first = cols [MONO_TYPEDEF_FIELD_LIST] - 1;
1895 class->method.first = cols [MONO_TYPEDEF_METHOD_LIST] - 1;
1897 if (tt->rows > tidx){
1898 mono_metadata_decode_row (tt, tidx, cols_next, MONO_TYPEDEF_SIZE);
1899 class->field.last = cols_next [MONO_TYPEDEF_FIELD_LIST] - 1;
1900 class->method.last = cols_next [MONO_TYPEDEF_METHOD_LIST] - 1;
1902 class->field.last = image->tables [MONO_TABLE_FIELD].rows;
1903 class->method.last = image->tables [MONO_TABLE_METHOD].rows;
1906 if (cols [MONO_TYPEDEF_FIELD_LIST] &&
1907 cols [MONO_TYPEDEF_FIELD_LIST] <= image->tables [MONO_TABLE_FIELD].rows)
1908 class->field.count = class->field.last - class->field.first;
1910 class->field.count = 0;
1912 if (cols [MONO_TYPEDEF_METHOD_LIST] <= image->tables [MONO_TABLE_METHOD].rows)
1913 class->method.count = class->method.last - class->method.first;
1915 class->method.count = 0;
1917 /* reserve space to store vector pointer in arrays */
1918 if (!strcmp (nspace, "System") && !strcmp (name, "Array")) {
1919 class->instance_size += 2 * sizeof (gpointer);
1920 g_assert (class->field.count == 0);
1923 if (class->enumtype)
1924 class_compute_field_layout (class);
1926 if ((type_token = mono_metadata_nested_in_typedef (image, type_token)))
1927 class->nested_in = mono_class_create_from_typedef (image, type_token);
1929 if (class->nested_in && class->generic_container)
1930 set_generic_param_owner (class->generic_container, class->nested_in, 0);
1932 mono_loader_unlock ();
1938 mono_class_create_generic (MonoGenericInst *ginst)
1940 MonoClass *klass, *gklass;
1943 ginst->klass = g_malloc0 (sizeof (MonoClass));
1944 klass = ginst->klass;
1946 gklass = mono_class_from_mono_type (ginst->generic_type);
1948 klass->nested_in = gklass->nested_in;
1950 klass->name = gklass->name;
1951 klass->name_space = gklass->name_space;
1952 klass->image = gklass->image;
1953 klass->flags = gklass->flags;
1955 klass->generic_inst = ginst;
1957 klass->this_arg.type = klass->byval_arg.type = MONO_TYPE_GENERICINST;
1958 klass->this_arg.data.generic_inst = klass->byval_arg.data.generic_inst = ginst;
1959 klass->this_arg.byref = TRUE;
1961 klass->cast_class = klass->element_class = klass;
1963 if (ginst->is_dynamic) {
1964 klass->instance_size = gklass->instance_size;
1965 klass->class_size = gklass->class_size;
1966 klass->size_inited = 1;
1969 klass->valuetype = gklass->valuetype;
1974 mono_class_create_generic_2 (MonoGenericInst *ginst)
1976 MonoClass *klass, *gklass;
1980 if (ginst->is_dynamic)
1983 klass = ginst->klass;
1984 gklass = mono_class_from_mono_type (ginst->generic_type);
1986 klass->method = gklass->method;
1987 klass->field = gklass->field;
1989 klass->interface_count = gklass->interface_count;
1990 klass->interfaces = g_new0 (MonoClass *, klass->interface_count);
1991 for (i = 0; i < klass->interface_count; i++) {
1992 MonoType *it = &gklass->interfaces [i]->byval_arg;
1993 MonoType *inflated = mono_class_inflate_generic_type (it, ginst->context);
1994 klass->interfaces [i] = mono_class_from_mono_type (inflated);
1997 for (list = gklass->nested_classes; list; list = list->next)
1998 klass->nested_classes = g_list_append (
1999 klass->nested_classes, list->data);
2002 klass->parent = mono_class_from_mono_type (ginst->parent);
2003 else if (gklass->parent) {
2004 MonoType *inflated = mono_class_inflate_generic_type (&gklass->parent->byval_arg, ginst->context);
2006 klass->parent = mono_class_from_mono_type (inflated);
2009 mono_class_setup_parent (klass, klass->parent);
2013 mono_class_from_generic_parameter (MonoGenericParam *param, MonoImage *image, gboolean is_mvar)
2015 MonoClass *klass, **ptr;
2019 return param->pklass;
2021 klass = param->pklass = g_new0 (MonoClass, 1);
2023 for (count = 0, ptr = param->constraints; ptr && *ptr; ptr++, count++)
2027 if ((count > 0) && !MONO_CLASS_IS_INTERFACE (param->constraints [0])) {
2028 klass->parent = param->constraints [0];
2032 if (count - pos > 0) {
2033 klass->interface_count = count - pos;
2034 klass->interfaces = g_new0 (MonoClass *, count - pos);
2035 for (i = pos; i < count; i++)
2036 klass->interfaces [i - pos] = param->constraints [i];
2039 g_assert (param->name && param->owner);
2041 klass->name = param->name;
2042 klass->name_space = "";
2043 klass->image = image;
2044 klass->cast_class = klass->element_class = klass;
2045 klass->enum_basetype = &klass->element_class->byval_arg;
2046 klass->flags = TYPE_ATTRIBUTE_PUBLIC;
2048 klass->this_arg.type = klass->byval_arg.type = is_mvar ? MONO_TYPE_MVAR : MONO_TYPE_VAR;
2049 klass->this_arg.data.generic_param = klass->byval_arg.data.generic_param = param;
2050 klass->this_arg.byref = TRUE;
2052 mono_class_init (klass);
2058 my_mono_class_from_generic_parameter (MonoGenericParam *param, gboolean is_mvar)
2063 return param->pklass;
2065 g_assert (param->owner);
2067 klass = g_new0 (MonoClass, 1);
2070 klass->name = param->name;
2072 klass->name = g_strdup_printf (is_mvar ? "!!%d" : "!%d", param->num);
2073 klass->name_space = "";
2074 klass->image = mono_defaults.corlib;
2075 klass->cast_class = klass->element_class = klass;
2076 klass->enum_basetype = &klass->element_class->byval_arg;
2077 klass->flags = TYPE_ATTRIBUTE_PUBLIC;
2079 klass->this_arg.type = klass->byval_arg.type = is_mvar ? MONO_TYPE_MVAR : MONO_TYPE_VAR;
2080 klass->this_arg.data.generic_param = klass->byval_arg.data.generic_param = param;
2081 klass->this_arg.byref = TRUE;
2083 mono_class_init (klass);
2089 mono_ptr_class_get (MonoType *type)
2092 MonoClass *el_class;
2093 static GHashTable *ptr_hash = NULL;
2095 mono_loader_lock ();
2098 ptr_hash = g_hash_table_new (NULL, NULL);
2099 el_class = mono_class_from_mono_type (type);
2100 if ((result = g_hash_table_lookup (ptr_hash, el_class))) {
2101 mono_loader_unlock ();
2104 result = g_new0 (MonoClass, 1);
2106 result->parent = NULL; /* no parent for PTR types */
2107 result->name_space = el_class->name_space;
2108 result->name = g_strdup_printf ("%s*", el_class->name);
2109 result->image = el_class->image;
2110 result->inited = TRUE;
2111 result->flags = TYPE_ATTRIBUTE_CLASS | (el_class->flags & TYPE_ATTRIBUTE_VISIBILITY_MASK);
2112 /* Can pointers get boxed? */
2113 result->instance_size = sizeof (gpointer);
2114 result->cast_class = result->element_class = el_class;
2115 result->enum_basetype = &result->element_class->byval_arg;
2116 result->blittable = TRUE;
2118 result->this_arg.type = result->byval_arg.type = MONO_TYPE_PTR;
2119 result->this_arg.data.type = result->byval_arg.data.type = result->enum_basetype;
2120 result->this_arg.byref = TRUE;
2122 mono_class_setup_supertypes (result);
2124 g_hash_table_insert (ptr_hash, el_class, result);
2126 mono_loader_unlock ();
2132 mono_fnptr_class_get (MonoMethodSignature *sig)
2135 static GHashTable *ptr_hash = NULL;
2137 mono_loader_lock ();
2140 ptr_hash = g_hash_table_new (NULL, NULL);
2142 if ((result = g_hash_table_lookup (ptr_hash, sig))) {
2143 mono_loader_unlock ();
2146 result = g_new0 (MonoClass, 1);
2148 result->parent = NULL; /* no parent for PTR types */
2149 result->name = "System";
2150 result->name_space = "MonoFNPtrFakeClass";
2151 result->image = NULL; /* need to fix... */
2152 result->inited = TRUE;
2153 result->flags = TYPE_ATTRIBUTE_CLASS; /* | (el_class->flags & TYPE_ATTRIBUTE_VISIBILITY_MASK); */
2154 /* Can pointers get boxed? */
2155 result->instance_size = sizeof (gpointer);
2156 result->cast_class = result->element_class = result;
2157 result->blittable = TRUE;
2159 result->this_arg.type = result->byval_arg.type = MONO_TYPE_FNPTR;
2160 result->this_arg.data.method = result->byval_arg.data.method = sig;
2161 result->this_arg.byref = TRUE;
2162 result->enum_basetype = &result->element_class->byval_arg;
2163 result->blittable = TRUE;
2165 mono_class_setup_supertypes (result);
2167 g_hash_table_insert (ptr_hash, sig, result);
2169 mono_loader_unlock ();
2175 mono_class_from_mono_type (MonoType *type)
2177 switch (type->type) {
2178 case MONO_TYPE_OBJECT:
2179 return type->data.klass? type->data.klass: mono_defaults.object_class;
2180 case MONO_TYPE_VOID:
2181 return type->data.klass? type->data.klass: mono_defaults.void_class;
2182 case MONO_TYPE_BOOLEAN:
2183 return type->data.klass? type->data.klass: mono_defaults.boolean_class;
2184 case MONO_TYPE_CHAR:
2185 return type->data.klass? type->data.klass: mono_defaults.char_class;
2187 return type->data.klass? type->data.klass: mono_defaults.sbyte_class;
2189 return type->data.klass? type->data.klass: mono_defaults.byte_class;
2191 return type->data.klass? type->data.klass: mono_defaults.int16_class;
2193 return type->data.klass? type->data.klass: mono_defaults.uint16_class;
2195 return type->data.klass? type->data.klass: mono_defaults.int32_class;
2197 return type->data.klass? type->data.klass: mono_defaults.uint32_class;
2199 return type->data.klass? type->data.klass: mono_defaults.int_class;
2201 return type->data.klass? type->data.klass: mono_defaults.uint_class;
2203 return type->data.klass? type->data.klass: mono_defaults.int64_class;
2205 return type->data.klass? type->data.klass: mono_defaults.uint64_class;
2207 return type->data.klass? type->data.klass: mono_defaults.single_class;
2209 return type->data.klass? type->data.klass: mono_defaults.double_class;
2210 case MONO_TYPE_STRING:
2211 return type->data.klass? type->data.klass: mono_defaults.string_class;
2212 case MONO_TYPE_TYPEDBYREF:
2213 return type->data.klass? type->data.klass: mono_defaults.typed_reference_class;
2214 case MONO_TYPE_ARRAY:
2215 return mono_bounded_array_class_get (type->data.array->eklass, type->data.array->rank, TRUE);
2217 return mono_ptr_class_get (type->data.type);
2218 case MONO_TYPE_FNPTR:
2219 return mono_fnptr_class_get (type->data.method);
2220 case MONO_TYPE_SZARRAY:
2221 return mono_array_class_get (type->data.klass, 1);
2222 case MONO_TYPE_CLASS:
2223 case MONO_TYPE_VALUETYPE:
2224 return type->data.klass;
2225 case MONO_TYPE_GENERICINST:
2226 g_assert (type->data.generic_inst->klass);
2227 return type->data.generic_inst->klass;
2229 return my_mono_class_from_generic_parameter (type->data.generic_param, FALSE);
2230 case MONO_TYPE_MVAR:
2231 return my_mono_class_from_generic_parameter (type->data.generic_param, TRUE);
2233 g_warning ("implement me 0x%02x\n", type->type);
2234 g_assert_not_reached ();
2241 * @image: context where the image is created
2242 * @type_spec: typespec token
2245 mono_class_create_from_typespec (MonoImage *image, guint32 type_spec,
2246 MonoGenericContext *context)
2248 MonoType *type, *inflated;
2249 MonoGenericContainer *container = NULL;
2253 if (context->gmethod && context->gmethod->container) {
2254 g_assert (context->gmethod->container);
2255 container = context->gmethod->container;
2256 } else if (context->ginst) {
2257 g_assert (context->ginst->container);
2258 container = context->ginst->container;
2259 } else if (context->container)
2260 container = context->container;
2263 type = mono_type_create_from_typespec_full (image, container, type_spec);
2265 switch (type->type) {
2266 case MONO_TYPE_ARRAY:
2267 class = mono_array_class_get (type->data.array->eklass, type->data.array->rank);
2269 case MONO_TYPE_SZARRAY:
2270 class = mono_array_class_get (type->data.klass, 1);
2273 class = mono_ptr_class_get (type->data.type);
2275 case MONO_TYPE_GENERICINST:
2276 g_assert (type->data.generic_inst->klass);
2277 class = type->data.generic_inst->klass;
2280 /* it seems any type can be stored in TypeSpec as well */
2281 class = mono_class_from_mono_type (type);
2285 if (!class || !context)
2288 inflated = mono_class_inflate_generic_type (&class->byval_arg, context);
2290 return mono_class_from_mono_type (inflated);
2294 * mono_bounded_array_class_get:
2295 * @element_class: element class
2296 * @rank: the dimension of the array class
2297 * @bounded: whenever the array has non-zero bounds
2299 * Returns: a class object describing the array with element type @element_type and
2303 mono_bounded_array_class_get (MonoClass *eclass, guint32 rank, gboolean bounded)
2307 MonoClass *parent = NULL;
2308 GSList *list, *rootlist;
2311 gboolean corlib_type = FALSE;
2313 g_assert (rank <= 255);
2316 /* bounded only matters for one-dimensional arrays */
2319 image = eclass->image;
2321 mono_loader_lock ();
2323 if ((rootlist = list = g_hash_table_lookup (image->array_cache, eclass))) {
2324 for (; list; list = list->next) {
2326 if ((class->rank == rank) && (class->byval_arg.type == (bounded ? MONO_TYPE_ARRAY : MONO_TYPE_SZARRAY))) {
2327 mono_loader_unlock ();
2333 /* for the building corlib use System.Array from it */
2334 if (image->assembly && image->assembly->dynamic && strcmp (image->assembly_name, "mscorlib") == 0) {
2335 parent = mono_class_from_name (image, "System", "Array");
2338 parent = mono_defaults.array_class;
2339 if (!parent->inited)
2340 mono_class_init (parent);
2343 class = g_malloc0 (sizeof (MonoClass));
2345 class->image = image;
2346 class->name_space = eclass->name_space;
2347 nsize = strlen (eclass->name);
2348 name = g_malloc (nsize + 2 + rank);
2349 memcpy (name, eclass->name, nsize);
2352 memset (name + nsize + 1, ',', rank - 1);
2353 name [nsize + rank] = ']';
2354 name [nsize + rank + 1] = 0;
2356 class->type_token = 0;
2357 /* all arrays are marked serializable and sealed, bug #42779 */
2358 class->flags = TYPE_ATTRIBUTE_CLASS | TYPE_ATTRIBUTE_SERIALIZABLE | TYPE_ATTRIBUTE_SEALED |
2359 (eclass->flags & TYPE_ATTRIBUTE_VISIBILITY_MASK);
2360 class->parent = parent;
2361 class->instance_size = mono_class_instance_size (class->parent);
2362 class->class_size = 0;
2363 mono_class_setup_supertypes (class);
2367 if (eclass->enumtype)
2368 class->cast_class = eclass->element_class;
2370 class->cast_class = eclass;
2372 class->element_class = eclass;
2374 if ((rank > 1) || bounded) {
2375 MonoArrayType *at = g_new0 (MonoArrayType, 1);
2376 class->byval_arg.type = MONO_TYPE_ARRAY;
2377 class->byval_arg.data.array = at;
2378 at->eklass = eclass;
2380 /* FIXME: complete.... */
2382 class->byval_arg.type = MONO_TYPE_SZARRAY;
2383 class->byval_arg.data.klass = eclass;
2385 class->this_arg = class->byval_arg;
2386 class->this_arg.byref = 1;
2391 list = g_slist_append (rootlist, class);
2392 g_hash_table_insert (image->array_cache, eclass, list);
2394 mono_loader_unlock ();
2400 * mono_array_class_get:
2401 * @element_class: element class
2402 * @rank: the dimension of the array class
2404 * Returns: a class object describing the array with element type @element_type and
2408 mono_array_class_get (MonoClass *eclass, guint32 rank)
2410 return mono_bounded_array_class_get (eclass, rank, FALSE);
2414 * mono_class_instance_size:
2417 * Returns: the size of an object instance
2420 mono_class_instance_size (MonoClass *klass)
2422 if (!klass->size_inited)
2423 mono_class_init (klass);
2425 g_assert (!klass->generic_container &&
2426 (!klass->generic_inst || !klass->generic_inst->is_open));
2427 return klass->instance_size;
2431 * mono_class_min_align:
2434 * Returns: minimm alignment requirements
2437 mono_class_min_align (MonoClass *klass)
2439 if (!klass->size_inited)
2440 mono_class_init (klass);
2442 return klass->min_align;
2446 * mono_class_value_size:
2449 * This function is used for value types, and return the
2450 * space and the alignment to store that kind of value object.
2452 * Returns: the size of a value of kind @klass
2455 mono_class_value_size (MonoClass *klass, guint32 *align)
2459 /* fixme: check disable, because we still have external revereces to
2460 * mscorlib and Dummy Objects
2462 /*g_assert (klass->valuetype);*/
2464 size = mono_class_instance_size (klass) - sizeof (MonoObject);
2467 *align = klass->min_align;
2473 * mono_class_data_size:
2476 * Returns: the size of the static class data
2479 mono_class_data_size (MonoClass *klass)
2482 mono_class_init (klass);
2484 return klass->class_size;
2488 * Auxiliary routine to mono_class_get_field
2490 * Takes a field index instead of a field token.
2492 static MonoClassField *
2493 mono_class_get_field_idx (MonoClass *class, int idx)
2495 if (class->field.count){
2496 if ((idx >= class->field.first) && (idx < class->field.last)){
2497 return &class->fields [idx - class->field.first];
2504 return mono_class_get_field_idx (class->parent, idx);
2508 * mono_class_get_field:
2509 * @class: the class to lookup the field.
2510 * @field_token: the field token
2512 * Returns: A MonoClassField representing the type and offset of
2513 * the field, or a NULL value if the field does not belong to this
2517 mono_class_get_field (MonoClass *class, guint32 field_token)
2519 int idx = mono_metadata_token_index (field_token);
2521 g_assert (mono_metadata_token_code (field_token) == MONO_TOKEN_FIELD_DEF);
2523 return mono_class_get_field_idx (class, idx - 1);
2527 mono_class_get_field_from_name (MonoClass *klass, const char *name)
2532 for (i = 0; i < klass->field.count; ++i) {
2533 if (strcmp (name, klass->fields [i].name) == 0)
2534 return &klass->fields [i];
2536 klass = klass->parent;
2542 mono_class_get_field_token (MonoClassField *field)
2544 MonoClass *klass = field->parent;
2548 for (i = 0; i < klass->field.count; ++i) {
2549 if (&klass->fields [i] == field)
2550 return mono_metadata_make_token (MONO_TABLE_FIELD, klass->field.first + i + 1);
2552 klass = klass->parent;
2555 g_assert_not_reached ();
2560 mono_class_get_event_token (MonoEvent *event)
2562 MonoClass *klass = event->parent;
2566 for (i = 0; i < klass->event.count; ++i) {
2567 if (&klass->events [i] == event)
2568 return mono_metadata_make_token (MONO_TABLE_EVENT, klass->event.first + i + 1);
2570 klass = klass->parent;
2573 g_assert_not_reached ();
2578 mono_vtable_get_static_field_data (MonoVTable *vt)
2584 mono_class_get_property_from_name (MonoClass *klass, const char *name)
2589 for (i = 0; i < klass->property.count; ++i) {
2590 if (strcmp (name, klass->properties [i].name) == 0)
2591 return &klass->properties [i];
2593 klass = klass->parent;
2599 mono_class_get_property_token (MonoProperty *prop)
2601 MonoClass *klass = prop->parent;
2605 for (i = 0; i < klass->property.count; ++i) {
2606 if (&klass->properties [i] == prop)
2607 return mono_metadata_make_token (MONO_TABLE_PROPERTY, klass->property.first + i + 1);
2609 klass = klass->parent;
2612 g_assert_not_reached ();
2618 * @image: the image where the class resides
2619 * @type_token: the token for the class
2620 * @at: an optional pointer to return the array element type
2622 * Returns: the MonoClass that represents @type_token in @image
2625 _mono_class_get (MonoImage *image, guint32 type_token, MonoGenericContext *context)
2627 MonoClass *class = NULL;
2630 return mono_lookup_dynamic_token (image, type_token);
2632 switch (type_token & 0xff000000){
2633 case MONO_TOKEN_TYPE_DEF:
2634 class = mono_class_create_from_typedef (image, type_token);
2636 case MONO_TOKEN_TYPE_REF:
2637 class = mono_class_from_typeref (image, type_token);
2639 case MONO_TOKEN_TYPE_SPEC:
2640 class = mono_class_create_from_typespec (image, type_token, context);
2643 g_warning ("unknown token type %x", type_token & 0xff000000);
2644 g_assert_not_reached ();
2648 g_warning ("Could not load class from token 0x%08x in %s", type_token, image->name);
2654 mono_class_get (MonoImage *image, guint32 type_token)
2656 return _mono_class_get (image, type_token, NULL);
2660 mono_class_get_full (MonoImage *image, guint32 type_token, MonoGenericContext *context)
2662 MonoClass *class = _mono_class_get (image, type_token, context);
2665 if (!class || !context || (!context->ginst && !context->gmethod))
2668 switch (class->byval_arg.type) {
2669 case MONO_TYPE_GENERICINST:
2670 if (!class->generic_inst->is_open)
2674 case MONO_TYPE_MVAR:
2680 inflated = inflate_generic_type (&class->byval_arg, context);
2684 return mono_class_from_mono_type (inflated);
2688 * mono_class_from_name_case:
2689 * @image: The MonoImage where the type is looked up in, or NULL for looking up in all loaded assemblies
2690 * @name_space: the type namespace
2691 * @name: the type short name.
2693 * Obtains a MonoClass with a given namespace and a given name which
2694 * is located in the given MonoImage. The namespace and name
2695 * lookups are case insensitive.
2697 * You can also pass `NULL' to the image, and that will lookup for
2698 * a type with the given namespace and name in all of the loaded
2699 * assemblies: notice that since there might be a name clash in this
2700 * case, passing NULL is not encouraged if you need a precise type.
2704 mono_class_from_name_case (MonoImage *image, const char* name_space, const char *name)
2706 MonoTableInfo *t = &image->tables [MONO_TABLE_TYPEDEF];
2707 guint32 cols [MONO_TYPEDEF_SIZE];
2712 /* add a cache if needed */
2713 for (i = 1; i <= t->rows; ++i) {
2714 mono_metadata_decode_row (t, i - 1, cols, MONO_TYPEDEF_SIZE);
2715 /* nested types are accessed from the nesting name */
2716 visib = cols [MONO_TYPEDEF_FLAGS] & TYPE_ATTRIBUTE_VISIBILITY_MASK;
2717 if (visib > TYPE_ATTRIBUTE_PUBLIC && visib <= TYPE_ATTRIBUTE_NESTED_ASSEMBLY)
2719 n = mono_metadata_string_heap (image, cols [MONO_TYPEDEF_NAME]);
2720 nspace = mono_metadata_string_heap (image, cols [MONO_TYPEDEF_NAMESPACE]);
2721 if (g_strcasecmp (n, name) == 0 && g_strcasecmp (nspace, name_space) == 0)
2722 return mono_class_get (image, MONO_TOKEN_TYPE_DEF | i);
2728 return_nested_in (MonoClass *class, char *nested) {
2730 char *s = strchr (nested, '/');
2737 for (tmp = class->nested_classes; tmp; tmp = tmp->next) {
2739 if (strcmp (found->name, nested) == 0) {
2741 return return_nested_in (found, s);
2750 * mono_class_from_name_case:
2751 * @image: The MonoImage where the type is looked up in, or NULL for looking up in all loaded assemblies
2752 * @name_space: the type namespace
2753 * @name: the type short name.
2755 * Obtains a MonoClass with a given namespace and a given name which
2756 * is located in the given MonoImage.
2758 * You can also pass `NULL' to the image, and that will lookup for
2759 * a type with the given namespace and name in all of the loaded
2760 * assemblies: notice that since there might be a name clash in this
2761 * case, passing NULL is not encouraged if you need a precise type.
2765 mono_class_from_name (MonoImage *image, const char* name_space, const char *name)
2767 GHashTable *nspace_table;
2768 MonoImage *loaded_image;
2774 if ((nested = strchr (name, '/'))) {
2775 int pos = nested - name;
2776 int len = strlen (name);
2779 memcpy (buf, name, len + 1);
2781 nested = buf + pos + 1;
2785 mono_loader_lock ();
2787 nspace_table = g_hash_table_lookup (image->name_cache, name_space);
2790 token = GPOINTER_TO_UINT (g_hash_table_lookup (nspace_table, name));
2792 mono_loader_unlock ();
2797 if (mono_metadata_token_table (token) == MONO_TABLE_EXPORTEDTYPE) {
2798 MonoTableInfo *t = &image->tables [MONO_TABLE_EXPORTEDTYPE];
2799 guint32 cols [MONO_EXP_TYPE_SIZE];
2802 idx = mono_metadata_token_index (token);
2804 mono_metadata_decode_row (t, idx - 1, cols, MONO_EXP_TYPE_SIZE);
2806 impl = cols [MONO_EXP_TYPE_IMPLEMENTATION];
2807 if ((impl & MONO_IMPLEMENTATION_MASK) == MONO_IMPLEMENTATION_FILE) {
2808 loaded_image = mono_assembly_load_module (image->assembly, impl >> MONO_IMPLEMENTATION_BITS);
2811 class = mono_class_from_name (loaded_image, name_space, name);
2813 return return_nested_in (class, nested);
2816 g_error ("not yet implemented");
2820 token = MONO_TOKEN_TYPE_DEF | token;
2822 class = mono_class_get (image, token);
2824 return return_nested_in (class, nested);
2829 mono_class_is_subclass_of (MonoClass *klass, MonoClass *klassc,
2830 gboolean check_interfaces)
2833 if (check_interfaces && MONO_CLASS_IS_INTERFACE (klassc) && !MONO_CLASS_IS_INTERFACE (klass)) {
2834 if ((klassc->interface_id <= klass->max_interface_id) &&
2835 (klass->interface_offsets [klassc->interface_id] >= 0))
2837 } else if (check_interfaces && MONO_CLASS_IS_INTERFACE (klassc) && MONO_CLASS_IS_INTERFACE (klass)) {
2840 for (i = 0; i < klass->interface_count; i ++) {
2841 MonoClass *ic = klass->interfaces [i];
2846 if (!MONO_CLASS_IS_INTERFACE (klass) && mono_class_has_parent (klass, klassc))
2851 * MS.NET thinks interfaces are a subclass of Object, so we think it as
2854 if (klassc == mono_defaults.object_class)
2857 if (klass->generic_inst) {
2858 MonoType *parent = klass->generic_inst->parent;
2862 if (mono_metadata_type_equal (parent, &klassc->byval_arg))
2864 klass = mono_class_from_mono_type (parent);
2872 mono_class_is_assignable_from (MonoClass *klass, MonoClass *oklass)
2875 mono_class_init (klass);
2877 if (!oklass->inited)
2878 mono_class_init (oklass);
2880 if (MONO_CLASS_IS_INTERFACE (klass)) {
2881 if ((klass->interface_id <= oklass->max_interface_id) &&
2882 (oklass->interface_offsets [klass->interface_id] != -1))
2886 MonoClass *eclass, *eoclass;
2888 if (oklass->rank != klass->rank)
2891 /* vectors vs. one dimensional arrays */
2892 if (oklass->byval_arg.type != klass->byval_arg.type)
2895 eclass = klass->cast_class;
2896 eoclass = oklass->cast_class;
2900 * a is b does not imply a[] is b[] when a is a valuetype, and
2901 * b is a reference type.
2904 if (eoclass->valuetype) {
2905 if ((eclass == mono_defaults.enum_class) ||
2906 (eclass == mono_defaults.enum_class->parent) ||
2907 (eclass == mono_defaults.object_class))
2911 return mono_class_is_assignable_from (klass->cast_class, oklass->cast_class);
2914 if (klass == mono_defaults.object_class)
2917 return mono_class_has_parent (oklass, klass);
2921 * mono_class_needs_cctor_run:
2923 * Determines whenever the class has a static constructor and whenever it
2924 * needs to be called when executing CALLER.
2927 mono_class_needs_cctor_run (MonoClass *klass, MonoMethod *caller)
2932 for (i = 0; i < klass->method.count; ++i) {
2933 method = klass->methods [i];
2934 if ((method->flags & METHOD_ATTRIBUTE_SPECIAL_NAME) &&
2935 (strcmp (".cctor", method->name) == 0)) {
2936 if (caller == method)
2945 * Returns the nnumber of bytes an element of type klass
2946 * uses when stored into an array.
2949 mono_class_array_element_size (MonoClass *klass)
2951 MonoType *type = &klass->byval_arg;
2954 switch (type->type) {
2957 case MONO_TYPE_BOOLEAN:
2961 case MONO_TYPE_CHAR:
2970 case MONO_TYPE_CLASS:
2971 case MONO_TYPE_STRING:
2972 case MONO_TYPE_OBJECT:
2973 case MONO_TYPE_SZARRAY:
2974 case MONO_TYPE_ARRAY:
2976 case MONO_TYPE_MVAR:
2977 return sizeof (gpointer);
2982 case MONO_TYPE_VALUETYPE:
2983 if (type->data.klass->enumtype) {
2984 type = type->data.klass->enum_basetype;
2985 klass = klass->element_class;
2988 return mono_class_instance_size (klass) - sizeof (MonoObject);
2989 case MONO_TYPE_GENERICINST:
2990 type = type->data.generic_inst->generic_type;
2993 g_error ("unknown type 0x%02x in mono_class_array_element_size", type->type);
2999 * mono_array_element_size:
3000 * @ac: pointer to a #MonoArrayClass
3002 * Returns: the size of single array element.
3005 mono_array_element_size (MonoClass *ac)
3007 return mono_class_array_element_size (ac->element_class);
3011 mono_ldtoken (MonoImage *image, guint32 token, MonoClass **handle_class,
3012 MonoGenericContext *context)
3014 if (image->dynamic) {
3015 gpointer obj = mono_lookup_dynamic_token (image, token);
3017 switch (token & 0xff000000) {
3018 case MONO_TOKEN_TYPE_DEF:
3019 case MONO_TOKEN_TYPE_REF:
3020 case MONO_TOKEN_TYPE_SPEC:
3022 *handle_class = mono_defaults.typehandle_class;
3023 return &((MonoClass*)obj)->byval_arg;
3024 case MONO_TOKEN_METHOD_DEF:
3026 *handle_class = mono_defaults.methodhandle_class;
3028 case MONO_TOKEN_FIELD_DEF:
3030 *handle_class = mono_defaults.fieldhandle_class;
3033 g_assert_not_reached ();
3037 switch (token & 0xff000000) {
3038 case MONO_TOKEN_TYPE_DEF:
3039 case MONO_TOKEN_TYPE_REF: {
3042 *handle_class = mono_defaults.typehandle_class;
3043 class = mono_class_get_full (image, token, context);
3044 mono_class_init (class);
3045 /* We return a MonoType* as handle */
3046 return &class->byval_arg;
3048 case MONO_TOKEN_TYPE_SPEC: {
3051 *handle_class = mono_defaults.typehandle_class;
3052 class = mono_class_create_from_typespec (image, token, context);
3053 mono_class_init (class);
3054 return &class->byval_arg;
3056 case MONO_TOKEN_FIELD_DEF: {
3058 guint32 type = mono_metadata_typedef_from_field (image, mono_metadata_token_index (token));
3059 class = mono_class_get_full (image, MONO_TOKEN_TYPE_DEF | type, context);
3060 mono_class_init (class);
3062 *handle_class = mono_defaults.fieldhandle_class;
3063 return mono_class_get_field (class, token);
3065 case MONO_TOKEN_METHOD_DEF: {
3067 meth = mono_get_method_full (image, token, NULL, context);
3069 *handle_class = mono_defaults.methodhandle_class;
3072 case MONO_TOKEN_MEMBER_REF: {
3073 guint32 cols [MONO_MEMBERREF_SIZE];
3075 mono_metadata_decode_row (&image->tables [MONO_TABLE_MEMBERREF], mono_metadata_token_index (token) - 1, cols, MONO_MEMBERREF_SIZE);
3076 sig = mono_metadata_blob_heap (image, cols [MONO_MEMBERREF_SIGNATURE]);
3077 mono_metadata_decode_blob_size (sig, &sig);
3078 if (*sig == 0x6) { /* it's a field */
3080 MonoClassField *field;
3081 field = mono_field_from_token (image, token, &klass, context);
3083 *handle_class = mono_defaults.fieldhandle_class;
3087 meth = mono_get_method_full (image, token, NULL, context);
3089 *handle_class = mono_defaults.methodhandle_class;
3094 g_warning ("Unknown token 0x%08x in ldtoken", token);
3101 * This function might need to call runtime functions so it can't be part
3102 * of the metadata library.
3104 static MonoLookupDynamicToken lookup_dynamic = NULL;
3107 mono_install_lookup_dynamic_token (MonoLookupDynamicToken func)
3109 lookup_dynamic = func;
3113 mono_lookup_dynamic_token (MonoImage *image, guint32 token)
3115 return lookup_dynamic (image, token);
3119 mono_class_get_image (MonoClass *klass)
3121 return klass->image;
3125 * mono_class_get_element_class:
3126 * @klass: the MonoClass to act on
3128 * Returns the element class of an array or an enumeration.
3131 mono_class_get_element_class (MonoClass *klass)
3133 return klass->element_class;
3137 * mono_class_is_valuetype:
3138 * @klass: the MonoClass to act on
3140 * Returns true if the MonoClass represents a ValueType.
3143 mono_class_is_valuetype (MonoClass *klass)
3145 return klass->valuetype;
3149 * mono_class_is_enum:
3150 * @klass: the MonoClass to act on
3152 * Returns true if the MonoClass represents an enumeration.
3155 mono_class_is_enum (MonoClass *klass)
3157 return klass->enumtype;
3161 * mono_class_enum_basetype:
3162 * @klass: the MonoClass to act on
3164 * Returns the underlying type representation for an enumeration.
3167 mono_class_enum_basetype (MonoClass *klass)
3169 return klass->enum_basetype;
3173 * mono_class_get_parent
3174 * @klass: the MonoClass to act on
3176 * Returns the parent class for this class.
3179 mono_class_get_parent (MonoClass *klass)
3181 return klass->parent;
3185 * mono_class_get_nesting_type;
3186 * @klass: the MonoClass to act on
3188 * Returns the container type where this type is nested or NULL if this type is not a nested type.
3191 mono_class_get_nesting_type (MonoClass *klass)
3193 return klass->nested_in;
3197 * mono_class_get_rank:
3198 * @klass: the MonoClass to act on
3200 * Returns the rank for the array (the number of dimensions).
3203 mono_class_get_rank (MonoClass *klass)
3209 * mono_class_get_flags:
3210 * @klass: the MonoClass to act on
3212 * The type flags from the TypeDef table from the metadata.
3213 * see the TYPE_ATTRIBUTE_* definitions on tabledefs.h for the
3216 * Returns the flags from the TypeDef table.
3219 mono_class_get_flags (MonoClass *klass)
3221 return klass->flags;
3225 * mono_class_get_name
3226 * @klass: the MonoClass to act on
3228 * Returns the name of the class.
3231 mono_class_get_name (MonoClass *klass)
3237 * mono_class_get_namespace:
3238 * @klass: the MonoClass to act on
3240 * Returns the namespace of the class.
3243 mono_class_get_namespace (MonoClass *klass)
3245 return klass->name_space;
3249 * mono_class_get_type:
3250 * @klass: the MonoClass to act on
3252 * This method returns the internal Type representation for the class.
3254 * Returns the MonoType from the class.
3257 mono_class_get_type (MonoClass *klass)
3259 return &klass->byval_arg;
3263 * mono_class_get_byref_type:
3264 * @klass: the MonoClass to act on
3269 mono_class_get_byref_type (MonoClass *klass)
3271 return &klass->this_arg;
3275 * mono_class_num_fields:
3276 * @klass: the MonoClass to act on
3278 * Returns the number of static and instance fields in the class.
3281 mono_class_num_fields (MonoClass *klass)
3283 return klass->field.count;
3287 * mono_class_num_methods:
3288 * @klass: the MonoClass to act on
3290 * Returns the number of methods in the class.
3293 mono_class_num_methods (MonoClass *klass)
3295 return klass->method.count;
3299 * mono_class_num_properties
3300 * @klass: the MonoClass to act on
3302 * Returns the number of properties in the class.
3305 mono_class_num_properties (MonoClass *klass)
3307 return klass->property.count;
3311 * mono_class_num_events:
3312 * @klass: the MonoClass to act on
3314 * Returns the number of events in the class.
3317 mono_class_num_events (MonoClass *klass)
3319 return klass->event.count;
3323 * mono_class_get_fields:
3324 * @klass: the MonoClass to act on
3326 * This routine is an iterator routine for retrieving the fields in a class.
3328 * You must pass a gpointer that points to zero and is treated as an opaque handle to
3329 * iterate over all of the elements. When no more values are
3330 * available, the return value is NULL.
3332 * Returns a `MonoClassField *' on each iteration, or NULL when no more fields are available.
3335 mono_class_get_fields (MonoClass* klass, gpointer *iter)
3337 MonoClassField* field;
3341 mono_class_init (klass);
3343 /* start from the first */
3344 if (klass->field.count) {
3345 return *iter = &klass->fields [0];
3353 if (field < &klass->fields [klass->field.count]) {
3354 return *iter = field;
3360 * mono_class_get_methods
3361 * @klass: the MonoClass to act on
3363 * This routine is an iterator routine for retrieving the fields in a class.
3365 * You must pass a gpointer that points to zero and is treated as an opaque handle to
3366 * iterate over all of the elements. When no more values are
3367 * available, the return value is NULL.
3369 * Returns a MonoMethod on each iteration or NULL when no more methods are available.
3372 mono_class_get_methods (MonoClass* klass, gpointer *iter)
3374 MonoMethod** method;
3378 mono_class_init (klass);
3380 /* start from the first */
3381 if (klass->method.count) {
3382 *iter = &klass->methods [0];
3383 return klass->methods [0];
3391 if (method < &klass->methods [klass->method.count]) {
3399 * mono_class_get_properties:
3400 * @klass: the MonoClass to act on
3402 * This routine is an iterator routine for retrieving the properties in a class.
3404 * You must pass a gpointer that points to zero and is treated as an opaque handle to
3405 * iterate over all of the elements. When no more values are
3406 * available, the return value is NULL.
3408 * Returns a `MonoProperty *' on each invocation, or NULL when no more are available.
3411 mono_class_get_properties (MonoClass* klass, gpointer *iter)
3413 MonoProperty* property;
3417 mono_class_init (klass);
3419 /* start from the first */
3420 if (klass->property.count) {
3421 return *iter = &klass->properties [0];
3429 if (property < &klass->properties [klass->property.count]) {
3430 return *iter = property;
3436 * mono_class_get_events:
3437 * @klass: the MonoClass to act on
3439 * This routine is an iterator routine for retrieving the properties in a class.
3441 * You must pass a gpointer that points to zero and is treated as an opaque handle to
3442 * iterate over all of the elements. When no more values are
3443 * available, the return value is NULL.
3445 * Returns a `MonoEvent *' on each invocation, or NULL when no more are available.
3448 mono_class_get_events (MonoClass* klass, gpointer *iter)
3454 mono_class_init (klass);
3456 /* start from the first */
3457 if (klass->event.count) {
3458 return *iter = &klass->events [0];
3466 if (event < &klass->events [klass->event.count]) {
3467 return *iter = event;
3473 * mono_class_get_interfaces
3474 * @klass: the MonoClass to act on
3476 * This routine is an iterator routine for retrieving the interfaces implemented by this class.
3478 * You must pass a gpointer that points to zero and is treated as an opaque handle to
3479 * iterate over all of the elements. When no more values are
3480 * available, the return value is NULL.
3482 * Returns a `Monoclass *' on each invocation, or NULL when no more are available.
3485 mono_class_get_interfaces (MonoClass* klass, gpointer *iter)
3491 mono_class_init (klass);
3493 /* start from the first */
3494 if (klass->interface_count) {
3495 *iter = &klass->interfaces [0];
3496 return klass->interfaces [0];
3504 if (iface < &klass->interfaces [klass->interface_count]) {
3512 * mono_class_get_nested_types
3513 * @klass: the MonoClass to act on
3515 * This routine is an iterator routine for retrieving the nested types of a class.
3517 * You must pass a gpointer that points to zero and is treated as an opaque handle to
3518 * iterate over all of the elements. When no more values are
3519 * available, the return value is NULL.
3521 * Returns a `Monoclass *' on each invocation, or NULL when no more are available.
3524 mono_class_get_nested_types (MonoClass* klass, gpointer *iter)
3530 mono_class_init (klass);
3532 /* start from the first */
3533 if (klass->nested_classes) {
3534 *iter = klass->nested_classes;
3535 return klass->nested_classes->data;
3537 /* no nested types */
3551 * mono_field_get_name:
3552 * @field: the MonoClassField to act on
3554 * Returns the name of the field.
3557 mono_field_get_name (MonoClassField *field)
3563 * mono_field_get_type:
3564 * @field: the MonoClassField to act on
3566 * Returns MonoType of the field.
3569 mono_field_get_type (MonoClassField *field)
3575 * mono_field_get_type:
3576 * @field: the MonoClassField to act on
3578 * Returns MonoClass where the field was defined.
3581 mono_field_get_parent (MonoClassField *field)
3583 return field->parent;
3587 * mono_field_get_flags;
3588 * @field: the MonoClassField to act on
3590 * The metadata flags for a field are encoded using the
3591 * FIELD_ATTRIBUTE_* constants. See the tabledefs.h file for details.
3593 * Returns the flags for the field.
3596 mono_field_get_flags (MonoClassField *field)
3598 return field->type->attrs;
3602 * mono_property_get_name:
3603 * @prop: the MonoProperty to act on
3605 * Returns the name of the property
3608 mono_property_get_name (MonoProperty *prop)
3614 * mono_property_get_set_method
3615 * @prop: the MonoProperty to act on.
3617 * Returns the setter method of the property (A MonoMethod)
3620 mono_property_get_set_method (MonoProperty *prop)
3626 * mono_property_get_get_method
3627 * @prop: the MonoProperty to act on.
3629 * Returns the setter method of the property (A MonoMethod)
3632 mono_property_get_get_method (MonoProperty *prop)
3638 * mono_property_get_parent:
3639 * @prop: the MonoProperty to act on.
3641 * Returns the MonoClass where the property was defined.
3644 mono_property_get_parent (MonoProperty *prop)
3646 return prop->parent;
3650 * mono_property_get_flags:
3651 * @prop: the MonoProperty to act on.
3653 * The metadata flags for a property are encoded using the
3654 * PROPERTY_ATTRIBUTE_* constants. See the tabledefs.h file for details.
3656 * Returns the flags for the property.
3659 mono_property_get_flags (MonoProperty *prop)
3665 * mono_event_get_name:
3666 * @event: the MonoEvent to act on
3668 * Returns the name of the event.
3671 mono_event_get_name (MonoEvent *event)
3677 * mono_event_get_add_method:
3678 * @event: The MonoEvent to act on.
3680 * Returns the `add' method for the event (a MonoMethod).
3683 mono_event_get_add_method (MonoEvent *event)
3689 * mono_event_get_remove_method:
3690 * @event: The MonoEvent to act on.
3692 * Returns the `remove' method for the event (a MonoMethod).
3695 mono_event_get_remove_method (MonoEvent *event)
3697 return event->remove;
3701 * mono_event_get_raise_method:
3702 * @event: The MonoEvent to act on.
3704 * Returns the `raise' method for the event (a MonoMethod).
3707 mono_event_get_raise_method (MonoEvent *event)
3709 return event->raise;
3713 * mono_event_get_parent:
3714 * @event: the MonoEvent to act on.
3716 * Returns the MonoClass where the event is defined.
3719 mono_event_get_parent (MonoEvent *event)
3721 return event->parent;
3725 * mono_event_get_flags
3726 * @event: the MonoEvent to act on.
3728 * The metadata flags for an event are encoded using the
3729 * EVENT_* constants. See the tabledefs.h file for details.
3731 * Returns the flags for the event.
3734 mono_event_get_flags (MonoEvent *event)
3736 return event->attrs;
3740 * mono_find_method_by_name:
3741 * @klass: where to look for the method
3742 * @name_space: name of the method
3743 * @param_count: number of parameters. -1 for any number.
3745 * Obtains a MonoMethod with a given name and number of parameters.
3746 * It only works if there are no multiple signatures for any given method name.
3749 mono_class_get_method_from_name (MonoClass *klass, const char *name, int param_count)
3751 MonoMethod *res = NULL;
3754 mono_class_init (klass);
3756 for (i = 0; i < klass->method.count; ++i) {
3757 if (klass->methods [i]->name[0] == name [0] &&
3758 !strcmp (name, klass->methods [i]->name) &&
3759 (param_count == -1 || klass->methods [i]->signature->param_count == param_count)) {
3760 res = klass->methods [i];