#include <config.h>
#include <stdlib.h>
#include <stdio.h>
+#include <signal.h>
+#include <string.h>
+#include <mono/metadata/mono-endian.h>
+#include <mono/metadata/tabledefs.h>
+#include <mono/metadata/tokentype.h>
#include <mono/metadata/loader.h>
#include <mono/metadata/object.h>
+#include <mono/metadata/gc.h>
+#include <mono/metadata/appdomain.h>
+#if HAVE_BOEHM_GC
+#include <gc/gc.h>
+#endif
+
+MonoStats mono_stats;
+
+/* next object id for object hashcode */
+static guint32 uoid = 0;
+
+void
+mono_runtime_object_init (MonoObject *this)
+{
+ int i;
+ MonoMethod *method = NULL;
+ MonoClass *klass = this->vtable->klass;
+
+ for (i = 0; i < klass->method.count; ++i) {
+ if (!strcmp (".ctor", klass->methods [i]->name) &&
+ klass->methods [i]->signature->param_count == 0) {
+ method = klass->methods [i];
+ break;
+ }
+ }
+
+ g_assert (method);
+
+ mono_runtime_invoke (method, this, NULL);
+}
+
+/*
+ * runtime_class_init:
+ * @klass: klass that needs to be initialized
+ *
+ * This routine calls the class constructor for @class.
+ */
+void
+mono_runtime_class_init (MonoClass *klass)
+{
+ int i;
+
+ for (i = 0; i < klass->method.count; ++i) {
+ MonoMethod *method = klass->methods [i];
+ if ((method->flags & METHOD_ATTRIBUTE_SPECIAL_NAME) &&
+ (strcmp (".cctor", method->name) == 0)) {
+ mono_runtime_invoke (method, NULL, NULL);
+ return;
+ }
+ }
+ /* No class constructor found */
+}
+
+static gpointer
+default_trampoline (MonoMethod *method)
+{
+ return method;
+}
+
+static gpointer
+default_remoting_trampoline (MonoMethod *method)
+{
+ g_error ("remoting not installed");
+ return NULL;
+}
+
+static MonoTrampoline arch_create_jit_trampoline = default_trampoline;
+static MonoTrampoline arch_create_remoting_trampoline = default_remoting_trampoline;
+
+void
+mono_install_trampoline (MonoTrampoline func)
+{
+ arch_create_jit_trampoline = func? func: default_trampoline;
+}
+
+void
+mono_install_remoting_trampoline (MonoTrampoline func)
+{
+ arch_create_remoting_trampoline = func? func: default_remoting_trampoline;
+}
+
+#if 0 && HAVE_BOEHM_GC
+static void
+vtable_finalizer (void *obj, void *data) {
+ g_print ("%s finalized (%p)\n", (char*)data, obj);
+}
+#endif
+
+/**
+ * mono_class_vtable:
+ * @domain: the application domain
+ * @class: the class to initialize
+ *
+ * VTables are domain specific because we create domain specific code, and
+ * they contain the domain specific static class data.
+ */
+MonoVTable *
+mono_class_vtable (MonoDomain *domain, MonoClass *class)
+{
+ MonoClass *k;
+ MonoVTable *vt;
+ MonoClassField *field;
+ guint32 cindex;
+ guint32 cols [MONO_CONSTANT_SIZE];
+ const char *p;
+ char *t;
+ int i, len;
+
+ g_assert (class);
+
+ /* can interfaces have static fields? */
+ if (class->flags & TYPE_ATTRIBUTE_INTERFACE)
+ g_assert_not_reached ();
+
+ mono_domain_lock (domain);
+ if ((vt = mono_g_hash_table_lookup (domain->class_vtable_hash, class))) {
+ mono_domain_unlock (domain);
+ return vt;
+ }
+
+ if (!class->inited)
+ mono_class_init (class);
+
+// mono_stats.used_class_count++;
+// mono_stats.class_vtable_size += sizeof (MonoVTable) + class->vtable_size * sizeof (gpointer);
+
+ vt = mono_mempool_alloc0 (domain->mp, sizeof (MonoVTable) +
+ class->vtable_size * sizeof (gpointer));
+ vt->klass = class;
+ vt->domain = domain;
+
+ if (class->class_size) {
+#if HAVE_BOEHM_GC
+ vt->data = GC_malloc (class->class_size + 8);
+ /*vt->data = GC_debug_malloc (class->class_size + 8, class->name, 2);*/
+ /*GC_register_finalizer (vt->data, vtable_finalizer, class->name, NULL, NULL);*/
+ mono_g_hash_table_insert (domain->static_data_hash, class, vt->data);
+#else
+ vt->data = mono_mempool_alloc0 (domain->mp, class->class_size + 8);
+
+#endif
+// mono_stats.class_static_data_size += class->class_size + 8;
+ }
+
+ for (i = class->field.first; i < class->field.last; ++i) {
+ field = &class->fields [i - class->field.first];
+ if (!(field->type->attrs & FIELD_ATTRIBUTE_STATIC))
+ continue;
+ if (!(field->type->attrs & FIELD_ATTRIBUTE_HAS_DEFAULT))
+ continue;
+ cindex = mono_metadata_get_constant_index (class->image, MONO_TOKEN_FIELD_DEF | (i + 1));
+ if (!cindex) {
+ g_warning ("constant for field %s not found", field->name);
+ continue;
+ }
+ mono_metadata_decode_row (&class->image->tables [MONO_TABLE_CONSTANT], cindex - 1, cols, MONO_CONSTANT_SIZE);
+ p = mono_metadata_blob_heap (class->image, cols [MONO_CONSTANT_VALUE]);
+ len = mono_metadata_decode_blob_size (p, &p);
+ t = (char*)vt->data + field->offset;
+ /* should we check that the type matches? */
+ switch (cols [MONO_CONSTANT_TYPE]) {
+ case MONO_TYPE_BOOLEAN:
+ case MONO_TYPE_U1:
+ case MONO_TYPE_I1:
+ *t = *p;
+ break;
+ case MONO_TYPE_CHAR:
+ case MONO_TYPE_U2:
+ case MONO_TYPE_I2: {
+ guint16 *val = (guint16*)t;
+ *val = read16 (p);
+ break;
+ }
+ case MONO_TYPE_U4:
+ case MONO_TYPE_I4: {
+ guint32 *val = (guint32*)t;
+ *val = read32 (p);
+ break;
+ }
+ case MONO_TYPE_U8:
+ case MONO_TYPE_I8: {
+ guint64 *val = (guint64*)t;
+ *val = read64 (p);
+ break;
+ }
+ case MONO_TYPE_R4: {
+ float *val = (float*)t;
+ readr4 (p, val);
+ break;
+ }
+ case MONO_TYPE_R8: {
+ double *val = (double*)t;
+ readr8 (p, val);
+ break;
+ }
+ case MONO_TYPE_STRING: {
+ //gpointer *val = (gpointer*)t;
+ //*val = mono_string_new_utf16 (domain, (const guint16*)p, len/2);
+ break;
+ }
+ case MONO_TYPE_CLASS:
+ /* nothing to do, we malloc0 the data and the value can be 0 only */
+ break;
+ default:
+ g_warning ("type 0x%02x should not be in constant table", cols [MONO_CONSTANT_TYPE]);
+ }
+ }
+
+ vt->max_interface_id = class->max_interface_id;
+
+ vt->interface_offsets = mono_mempool_alloc0 (domain->mp,
+ sizeof (gpointer) * (class->max_interface_id + 1));
+
+ /* initialize interface offsets */
+ for (k = class; k ; k = k->parent) {
+ for (i = 0; i < k->interface_count; i++) {
+ int slot;
+ MonoClass *ic = k->interfaces [i];
+ slot = class->interface_offsets [ic->interface_id];
+ vt->interface_offsets [ic->interface_id] = &vt->vtable [slot];
+ }
+ }
+
+ /* initialize vtable */
+ for (i = 0; i < class->vtable_size; ++i) {
+ MonoMethod *cm;
+
+ if ((cm = class->vtable [i]))
+ vt->vtable [i] = arch_create_jit_trampoline (cm);
+ }
+
+ mono_g_hash_table_insert (domain->class_vtable_hash, class, vt);
+ mono_domain_unlock (domain);
+
+ mono_runtime_class_init (class);
+
+ return vt;
+}
+
+/**
+ * mono_class_proxy_vtable:
+ * @domain: the application domain
+ * @class: the class to proxy
+ *
+ * Creates a vtable for transparent proxies. It is basically
+ * a copy of the real vtable of @class, but all function pointers invoke
+ * the remoting functions, and vtable->klass points to the
+ * transparent proxy class, and not to @class.
+ */
+MonoVTable *
+mono_class_proxy_vtable (MonoDomain *domain, MonoClass *class)
+{
+ MonoVTable *vt, *pvt;
+ int i, vtsize;
+
+ if ((pvt = mono_g_hash_table_lookup (domain->proxy_vtable_hash, class)))
+ return pvt;
+
+ vt = mono_class_vtable (domain, class);
+ vtsize = sizeof (MonoVTable) + class->vtable_size * sizeof (gpointer);
+
+// mono_stats.class_vtable_size += vtsize;
+
+ pvt = mono_mempool_alloc (domain->mp, vtsize);
+ memcpy (pvt, vt, vtsize);
+
+ pvt->klass = mono_defaults.transparent_proxy_class;
+
+ /* initialize vtable */
+ for (i = 0; i < class->vtable_size; ++i) {
+ MonoMethod *cm;
+
+ if ((cm = class->vtable [i]))
+ pvt->vtable [i] = arch_create_remoting_trampoline (cm);
+ }
+
+ mono_g_hash_table_insert (domain->proxy_vtable_hash, class, pvt);
+
+ return pvt;
+}
+
+static MonoInvokeFunc default_mono_runtime_invoke = NULL;
+
+MonoObject*
+mono_runtime_invoke (MonoMethod *method, void *obj, void **params)
+{
+ if (!default_mono_runtime_invoke) {
+ g_error ("runtime invoke called on uninitialized runtime");
+ return NULL;
+ }
+ return default_mono_runtime_invoke (method, obj, params);
+}
+
+int
+mono_runtime_exec_main (MonoMethod *method, MonoArray *args)
+{
+ gpointer pa [1];
+
+ pa [0] = args;
+
+ if (method->signature->ret->type == MONO_TYPE_I4) {
+ MonoObject *res;
+ res = mono_runtime_invoke (method, NULL, pa);
+ return *(guint32 *)((char *)res + sizeof (MonoObject));
+ } else {
+ mono_runtime_invoke (method, NULL, pa);
+ return 0;
+ }
+}
+
+void
+mono_install_runtime_invoke (MonoInvokeFunc func)
+{
+ default_mono_runtime_invoke = func;
+}
+
+MonoObject*
+mono_runtime_invoke_array (MonoMethod *method, void *obj, MonoArray *params)
+{
+ MonoMethodSignature *sig = method->signature;
+ gpointer *pa = NULL;
+ int i;
+
+ if (NULL != params) {
+ pa = alloca (sizeof (gpointer) * mono_array_length (params));
+ for (i = 0; i < mono_array_length (params); i++) {
+ if (sig->params [i]->byref) {
+ /* nothing to do */
+ }
+
+ switch (sig->params [i]->type) {
+ case MONO_TYPE_U1:
+ case MONO_TYPE_I1:
+ case MONO_TYPE_BOOLEAN:
+ case MONO_TYPE_U2:
+ case MONO_TYPE_I2:
+ case MONO_TYPE_CHAR:
+ case MONO_TYPE_U:
+ case MONO_TYPE_I:
+ case MONO_TYPE_U4:
+ case MONO_TYPE_I4:
+ case MONO_TYPE_U8:
+ case MONO_TYPE_I8:
+ case MONO_TYPE_VALUETYPE:
+ pa [i] = (char *)(((gpointer *)params->vector)[i]) + sizeof (MonoObject);
+ break;
+ case MONO_TYPE_STRING:
+ case MONO_TYPE_OBJECT:
+ case MONO_TYPE_CLASS:
+ pa [i] = (char *)(((gpointer *)params->vector)[i]);
+ break;
+ default:
+ g_error ("type 0x%x not handled in ves_icall_InternalInvoke", sig->params [i]->type);
+ }
+ }
+ }
+
+ if (!strcmp (method->name, ".ctor")) {
+ obj = mono_object_new (mono_domain_get (), method->klass);
+ mono_runtime_invoke (method, obj, pa);
+ return obj;
+ } else
+ return mono_runtime_invoke (method, obj, pa);
+}
/**
* mono_object_allocate:
*
* Returns: an allocated object of size @size, or NULL on failure.
*/
-static void *
+void *
mono_object_allocate (size_t size)
{
+#if HAVE_BOEHM_GC
+ /* if this is changed to GC_debug_malloc(), we need to change also metadata/gc.c */
+ void *o = GC_malloc (size);
+#else
void *o = calloc (1, size);
+#endif
return o;
}
void
mono_object_free (MonoObject *o)
{
- MonoClass *c = o->klass;
+#if HAVE_BOEHM_GC
+ g_error ("mono_object_free called with boehm gc.");
+#else
+ MonoClass *c = o->vtable->klass;
memset (o, 0, c->instance_size);
free (o);
+#endif
}
/**
* mono_object_new:
- * @image: Context where the type_token is hosted
- * @type_token: a token of the type that we want to create
+ * @klass: the class of the object that we want to create
*
* Returns: A newly created object whose definition is
- * looked up using @type_token in the @image image
+ * looked up using @klass
+ */
+MonoObject *
+mono_object_new (MonoDomain *domain, MonoClass *klass)
+{
+ return mono_object_new_specific (mono_class_vtable (domain, klass));
+}
+
+/**
+ * mono_object_new_specific:
+ * @vtable: the vtable of the object that we want to create
+ *
+ * Returns: A newly created object with class and domain specified
+ * by @vtable
*/
MonoObject *
-mono_object_new (MonoImage *image, guint32 type_token)
+mono_object_new_specific (MonoVTable *vtable)
{
- MonoClass *c;
MonoObject *o;
- c = mono_class_get (image, type_token);
- o = mono_object_allocate (c->instance_size);
- o->klass = c;
+ mono_stats.new_object_count++; /* thread safe? */
+ /* if the returned pointer is not the same as the address returned by GC_malloc(),
+ * we need to change also metadata/gc.c to take into account the new offset.
+ */
+ if (vtable->klass->ghcimpl)
+ o = mono_object_allocate (vtable->klass->instance_size);
+ else {
+ guint32 *t;
+ t = mono_object_allocate (vtable->klass->instance_size + 4);
+ *t = ++uoid;
+ o = (MonoObject *)(++t);
+ }
+ o->vtable = vtable;
+ if (vtable->klass->has_finalize)
+ mono_object_register_finalizer (o);
+
return o;
}
+/**
+ * mono_object_new_from_token:
+ * @image: Context where the type_token is hosted
+ * @token: a token of the type that we want to create
+ *
+ * Returns: A newly created object whose definition is
+ * looked up using @token in the @image image
+ */
+MonoObject *
+mono_object_new_from_token (MonoDomain *domain, MonoImage *image, guint32 token)
+{
+ MonoClass *class;
+
+ class = mono_class_get (image, token);
+
+ return mono_object_new (domain, class);
+}
+
+
/**
* mono_object_clone:
* @obj: the object to clone
{
MonoObject *o;
int size;
-
- size = obj->klass->instance_size;
+
+ size = obj->vtable->klass->instance_size;
o = mono_object_allocate (size);
-
+
memcpy (o, obj, size);
+ if (obj->vtable->klass->has_finalize)
+ mono_object_register_finalizer (o);
+ return o;
+}
+
+/**
+ * mono_array_clone:
+ * @array: the array to clone
+ *
+ * Returns: A newly created array who is a shallow copy of @array
+ */
+MonoArray*
+mono_array_clone (MonoArray *array)
+{
+ MonoArray *o;
+ int size, i;
+ guint32 *sizes;
+ MonoClass *klass = array->obj.vtable->klass;
+
+ if (array->bounds == NULL) {
+ size = mono_array_length (array);
+ o = mono_array_new_full (((MonoObject *)array)->vtable->domain,
+ klass, &size, NULL);
+
+ size *= mono_array_element_size (klass);
+ memcpy (o, array, sizeof (MonoArray) + size);
+
+ return o;
+ }
+
+ sizes = alloca (klass->rank * sizeof(guint32) * 2);
+ size = mono_array_element_size (klass);
+ for (i = 0; i < klass->rank; ++i) {
+ sizes [i] = array->bounds [i].length;
+ size *= array->bounds [i].length;
+ sizes [i + klass->rank] = array->bounds [i].lower_bound;
+ }
+ o = mono_array_new_full (((MonoObject *)array)->vtable->domain,
+ klass, sizes, sizes + klass->rank);
+ memcpy (o, array, sizeof(MonoArray) + size);
+
return o;
}
/*
- * mono_new_szarray:
- * @image: image where the object is being referenced
- * @etype: element type token
- * @n: number of array elements
+ * mono_array_new_full:
+ * @domain: domain where the object is created
+ * @array_class: array class
+ * @lengths: lengths for each dimension in the array
+ * @lower_bounds: lower bounds for each dimension in the array (may be NULL)
*
- * This routine creates a new szarray with @n elements of type @token
+ * This routine creates a new array objects with the given dimensions,
+ * lower bounds and type.
*/
-MonoObject *
-mono_new_szarray (MonoImage *image, guint32 etype, guint32 n)
+MonoArray*
+mono_array_new_full (MonoDomain *domain, MonoClass *array_class,
+ guint32 *lengths, guint32 *lower_bounds)
{
- MonoClass *c;
+ guint32 byte_len, len;
MonoObject *o;
- MonoArrayObject *ao;
- MonoArrayClass *ac;
+ MonoArray *array;
+ MonoArrayBounds *bounds;
+ int i;
- c = mono_array_class_get (image, etype, 1);
- g_assert (c != NULL);
+ if (!array_class->inited)
+ mono_class_init (array_class);
- o = mono_object_allocate (c->instance_size);
- o->klass = c;
+ byte_len = mono_array_element_size (array_class);
+ len = 1;
- ao = (MonoArrayObject *)o;
- ac = (MonoArrayClass *)c;
+ if (array_class->rank == 1 &&
+ (lower_bounds == NULL || lower_bounds [0] == 0)) {
+ bounds = NULL;
+ len = lengths [0];
+ } else {
+ #if HAVE_BOEHM_GC
+ bounds = GC_malloc (sizeof (MonoArrayBounds) * array_class->rank);
+ #else
+ bounds = g_malloc0 (sizeof (MonoArrayBounds) * array_class->rank);
+ #endif
+ for (i = 0; i < array_class->rank; ++i) {
+ bounds [i].length = lengths [i];
+ len *= lengths [i];
+ }
- ao->bounds = g_malloc0 (sizeof (MonoArrayBounds));
- ao->bounds [0].length = n;
- ao->bounds [0].lower_bound = 0;
+ if (lower_bounds)
+ for (i = 0; i < array_class->rank; ++i)
+ bounds [i].lower_bound = lower_bounds [i];
+ }
-
- ao->vector = g_malloc0 (n * mono_array_element_size (ac));
+ byte_len *= len;
+ /*
+ * Following three lines almost taken from mono_object_new ():
+ * they need to be kept in sync.
+ */
+ o = mono_object_allocate (sizeof (MonoArray) + byte_len);
+ if (!o)
+ G_BREAKPOINT ();
+ o->vtable = mono_class_vtable (domain, array_class);
- return o;
+ array = (MonoArray*)o;
+
+ array->bounds = bounds;
+ array->max_length = len;
+
+ return array;
}
-MonoObject *
-mono_new_utf16_string (const char *text, gint32 len)
+/*
+ * mono_array_new:
+ * @domain: domain where the object is created
+ * @eclass: element class
+ * @n: number of array elements
+ *
+ * This routine creates a new szarray with @n elements of type @eclass.
+ */
+MonoArray *
+mono_array_new (MonoDomain *domain, MonoClass *eclass, guint32 n)
{
- MonoObject *s;
- MonoArrayObject *ca;
+ MonoClass *ac;
- s = mono_object_new (mono_defaults.corlib, mono_defaults.string_token);
- g_assert (s != NULL);
+ ac = mono_array_class_get (&eclass->byval_arg, 1);
+ g_assert (ac != NULL);
+
+ return mono_array_new_specific (mono_class_vtable (domain, ac), n);
+}
- ca = (MonoArrayObject *)mono_new_szarray (mono_defaults.corlib, mono_defaults.string_token, len);
- g_assert (ca != NULL);
+/*
+ * mono_array_new_specific:
+ * @vtable: a vtable in the appropriate domain for an initialized class
+ * @n: number of array elements
+ *
+ * This routine is a fast alternative to mono_array_new() for code which
+ * can be sure about the domain it operates in.
+ */
+MonoArray *
+mono_array_new_specific (MonoVTable *vtable, guint32 n)
+{
+ MonoObject *o;
+ MonoArray *ao;
+ gsize byte_len;
+
+ byte_len = n * mono_array_element_size (vtable->klass);
+ o = mono_object_allocate (sizeof (MonoArray) + byte_len);
+ if (!o)
+ G_BREAKPOINT ();
+ o->vtable = vtable;
+
+ ao = (MonoArray *)o;
+ ao->bounds = NULL;
+ ao->max_length = n;
+
+ return ao;
+}
+
+/**
+ * mono_string_new_utf16:
+ * @text: a pointer to an utf16 string
+ * @len: the length of the string
+ *
+ * Returns: A newly created string object which contains @text.
+ */
+MonoString *
+mono_string_new_utf16 (MonoDomain *domain, const guint16 *text, gint32 len)
+{
+ MonoString *s;
- ((MonoStringObject *)s)->c_str = ca;
- ((MonoStringObject *)s)->length = len;
+ s = mono_string_new_size (domain, len);
+ g_assert (s != NULL);
- memcpy (ca->vector, text, len * 2);
+ memcpy (mono_string_chars (s), text, len * 2);
return s;
}
-MonoObject *
-mono_new_string (const char *text)
+/**
+ * mono_string_new_size:
+ * @text: a pointer to an utf16 string
+ * @len: the length of the string
+ *
+ * Returns: A newly created string object of @len
+ */
+MonoString *
+mono_string_new_size (MonoDomain *domain, gint32 len)
{
- MonoObject *o;
+ MonoString *s;
+
+ /*
+ * enable to get a good speedup: we still need to figure out
+ * how the sync structure is freed.
+ */
+#ifdef 0 && HAVE_BOEHM_GC
+ s = GC_malloc_atomic (sizeof (MonoString) + ((len + 1) * 2));
+ s->object.synchronisation = 0;
+ mono_string_chars (s) [len] = 0;
+#else
+ s = (MonoString*)mono_object_allocate (sizeof (MonoString) + ((len + 1) * 2));
+#endif
+ if (!s)
+ G_BREAKPOINT ();
+
+ s->object.vtable = mono_class_vtable (domain, mono_defaults.string_class);
+ s->length = len;
+
+ return s;
+}
+
+/*
+ * mono_string_new_len:
+ * @text: a pointer to an utf8 string
+ * @length: number of bytes in @text to consider
+ *
+ * Returns: A newly created string object which contains @text.
+ */
+MonoString*
+mono_string_new_len (MonoDomain *domain, const char *text, guint length)
+{
+ GError *error = NULL;
+ MonoString *o = NULL;
guint16 *ut;
- int i, l;
+ glong items_written;
- /* fixme: use some kind of unicode library here */
+
+ ut = g_utf8_to_utf16 (text, length, NULL, &items_written, &error);
- l = strlen (text);
- ut = g_malloc (l*2);
+ if (!error)
+ o = mono_string_new_utf16 (domain, ut, items_written);
+ else
+ g_error_free (error);
+
+ g_free (ut);
+
+ return o;
+}
+
+/**
+ * mono_string_new:
+ * @text: a pointer to an utf8 string
+ *
+ * Returns: A newly created string object which contains @text.
+ */
+MonoString*
+mono_string_new (MonoDomain *domain, const char *text)
+{
+ GError *error = NULL;
+ MonoString *o = NULL;
+ guint16 *ut;
+ glong items_written;
+ int l;
- for (i = 0; i < l; i++)
- ut [i] = text[i];
+ l = strlen (text);
- o = mono_new_utf16_string ((char *)ut, l);
+ ut = g_utf8_to_utf16 (text, l, NULL, &items_written, &error);
+
+ if (!error)
+ o = mono_string_new_utf16 (domain, ut, items_written);
+ else
+ g_error_free (error);
g_free (ut);
return o;
}
+/*
+ * mono_string_new_wrapper:
+ * @text: pointer to utf8 characters.
+ *
+ * Helper function to create a string object from @text in the current domain.
+ */
+MonoString*
+mono_string_new_wrapper (const char *text)
+{
+ MonoDomain *domain = mono_domain_get ();
+
+ return mono_string_new (domain, text);
+}
+
+/**
+ * mono_value_box:
+ * @class: the class of the value
+ * @value: a pointer to the unboxed data
+ *
+ * Returns: A newly created object which contains @value.
+ */
MonoObject *
-mono_value_box (MonoClass *class, gpointer val)
+mono_value_box (MonoDomain *domain, MonoClass *class, gpointer value)
{
MonoObject *res;
int size;
g_assert (class->valuetype);
- res = mono_object_allocate (class->instance_size);
- res->klass = class;
+ size = mono_class_instance_size (class);
+ res = mono_object_allocate (size);
+ res->vtable = mono_class_vtable (domain, class);
+
+ size = size - sizeof (MonoObject);
+
+ memcpy ((char *)res + sizeof (MonoObject), value, size);
+
+ if (class->has_finalize)
+ mono_object_register_finalizer (res);
+ return res;
+}
+
+/**
+ * mono_object_isinst:
+ * @obj: an object
+ * @klass: a pointer to a class
+ *
+ * Returns: @obj if @obj is derived from @klass
+ */
+MonoObject *
+mono_object_isinst (MonoObject *obj, MonoClass *klass)
+{
+ MonoVTable *vt;
+ MonoClass *oklass;
+
+ if (!obj)
+ return NULL;
+
+ vt = obj->vtable;
+ oklass = vt->klass;
+
+ if (!klass->inited)
+ mono_class_init (klass);
+
+ if (klass->flags & TYPE_ATTRIBUTE_INTERFACE) {
+ if ((klass->interface_id <= oklass->max_interface_id) &&
+ vt->interface_offsets [klass->interface_id])
+ return obj;
+ } else {
+ if (oklass == mono_defaults.transparent_proxy_class) {
+ /* fixme: add check for IRemotingTypeInfo */
+ oklass = ((MonoTransparentProxy *)obj)->klass;
+ }
+ if (klass->rank) {
+ if (oklass->rank == klass->rank &&
+ (oklass->element_class->baseval - klass->element_class->baseval) <=
+ klass->element_class->diffval)
+ return obj;
+
+ } else if ((oklass->baseval - klass->baseval) <= klass->diffval)
+ return obj;
+ }
+
+ return NULL;
+}
+
+static MonoString*
+mono_string_is_interned_lookup (MonoString *str, int insert)
+{
+ MonoGHashTable *ldstr_table;
+ MonoString *res;
+ MonoDomain *domain;
+ char *ins = g_malloc (4 + str->length * 2);
+ char *p;
+ int bloblen;
+
+ /* Encode the length */
+ p = ins;
+ mono_metadata_encode_value (2 * str->length, p, &p);
+ bloblen = p - ins;
+ p = ins;
+ mono_metadata_encode_value (bloblen + 2 * str->length, p, &p);
+ bloblen = (p - ins) + 2 * str->length;
+ /*
+ * ins is stored in the hash table as a key and needs to have the same
+ * representation as in the metadata: we swap the character bytes on big
+ * endian boxes.
+ */
+#if G_BYTE_ORDER != G_LITTLE_ENDIAN
+ {
+ int i;
+ char *p2 = mono_string_chars (str);
+ for (i = 0; i < str->length; ++i) {
+ *p++ = p2 [1];
+ *p++ = p2 [0];
+ p2 += 2;
+ }
+ }
+#else
+ memcpy (p, mono_string_chars (str), str->length * 2);
+#endif
+ domain = ((MonoObject *)str)->vtable->domain;
+ ldstr_table = domain->ldstr_table;
+ mono_domain_lock (domain);
+ if ((res = mono_g_hash_table_lookup (ldstr_table, ins))) {
+ mono_domain_unlock (domain);
+ g_free (ins);
+ return res;
+ }
+ if (insert) {
+ mono_g_hash_table_insert (ldstr_table, ins, str);
+ mono_domain_unlock (domain);
+ return str;
+ }
+ mono_domain_unlock (domain);
+ g_free (ins);
+ return NULL;
+}
+
+MonoString*
+mono_string_is_interned (MonoString *o)
+{
+ return mono_string_is_interned_lookup (o, FALSE);
+}
+
+MonoString*
+mono_string_intern (MonoString *str)
+{
+ return mono_string_is_interned_lookup (str, TRUE);
+}
+
+/*
+ * mono_ldstr:
+ * @domain: the domain where the string will be used.
+ * @image: a metadata context
+ * @idx: index into the user string table.
+ *
+ * Implementation for the ldstr opcode.
+ */
+MonoString*
+mono_ldstr (MonoDomain *domain, MonoImage *image, guint32 idx)
+{
+ const char *str, *sig;
+ MonoString *o;
+ size_t len2;
+
+ sig = str = mono_metadata_user_string (image, idx);
+
+ mono_domain_lock (domain);
+ if ((o = mono_g_hash_table_lookup (domain->ldstr_table, sig))) {
+ mono_domain_unlock (domain);
+ return o;
+ }
+
+ len2 = mono_metadata_decode_blob_size (str, &str);
+ len2 >>= 1;
+
+ o = mono_string_new_utf16 (domain, (guint16*)str, len2);
+#if G_BYTE_ORDER != G_LITTLE_ENDIAN
+ {
+ int i;
+ guint16 *p2 = (guint16*)mono_array_addr (o->c_str, guint16, 0);
+ for (i = 0; i < len2; ++i) {
+ *p2 = GUINT16_FROM_LE (*p2);
+ ++p2;
+ }
+ }
+#endif
+ mono_g_hash_table_insert (domain->ldstr_table, (gpointer)sig, o);
+ mono_domain_unlock (domain);
+
+ return o;
+}
+
+/*
+ * mono_string_to_utf8:
+ * @s: a System.String
+ *
+ * Return the UTF8 representation for @s.
+ * the resulting buffer nedds to be freed with g_free().
+ */
+char *
+mono_string_to_utf8 (MonoString *s)
+{
+ char *as;
+ GError *error = NULL;
+
+ g_assert (s != NULL);
+
+ if (!s->length)
+ return g_strdup ("");
+
+ as = g_utf16_to_utf8 (mono_string_chars (s), s->length, NULL, NULL, &error);
+ if (error)
+ g_warning (error->message);
+
+ return as;
+}
+
+/*
+ * mono_string_to_utf16:
+ * @s: a MonoString
+ *
+ * Return an null-terminated array of the utf-16 chars
+ * contained in @s. The result must be freed with g_free().
+ * This is a temporary helper until our string implementation
+ * is reworked to always include the null terminating char.
+ */
+gunichar2 *
+mono_string_to_utf16 (MonoString *s)
+{
+ char *as;
+
+ g_assert (s != NULL);
+
+ as = g_malloc ((s->length * 2) + 2);
+ as [(s->length * 2)] = '\0';
+ as [(s->length * 2) + 1] = '\0';
+
+ if (!s->length) {
+ return (gunichar2 *)(as);
+ }
+
+ memcpy (as, mono_string_chars(s), s->length * 2);
+
+ return (gunichar2 *)(as);
+}
+
+static void
+default_ex_handler (MonoException *ex)
+{
+ MonoObject *o = (MonoObject*)ex;
+ g_error ("Exception %s.%s raised in C code", o->vtable->klass->name_space, o->vtable->klass->name);
+}
+
+static MonoExceptionFunc ex_handler = default_ex_handler;
+
+void
+mono_install_handler (MonoExceptionFunc func)
+{
+ ex_handler = func? func: default_ex_handler;
+}
+
+/*
+ * mono_raise_exception:
+ * @ex: exception object
+ *
+ * Signal the runtime that the exception @ex has been raised in unmanaged code.
+ */
+void
+mono_raise_exception (MonoException *ex)
+{
+ ex_handler (ex);
+}
+
+MonoWaitHandle *
+mono_wait_handle_new (MonoDomain *domain, HANDLE handle)
+{
+ MonoWaitHandle *res;
+
+ res = (MonoWaitHandle *)mono_object_new (domain, mono_defaults.waithandle_class);
+
+ res->handle = handle;
+
+ return res;
+}
+
+MonoAsyncResult *
+mono_async_result_new (MonoDomain *domain, HANDLE handle, MonoObject *state, gpointer data)
+{
+ MonoAsyncResult *res;
- size = res->klass->instance_size - sizeof (MonoObject);
+ res = (MonoAsyncResult *)mono_object_new (domain, mono_defaults.asyncresult_class);
- memcpy ((char *)res + sizeof (MonoObject), val, size);
+ res->data = data;
+ res->async_state = state;
+ res->handle = (MonoObject *)mono_wait_handle_new (domain, handle);
+ res->sync_completed = FALSE;
+ res->completed = FALSE;
return res;
}
+
+void
+mono_message_init (MonoDomain *domain,
+ MonoMethodMessage *this,
+ MonoReflectionMethod *method,
+ MonoArray *out_args)
+{
+ MonoMethodSignature *sig = method->method->signature;
+ MonoString *name;
+ int i, j;
+ char **names;
+ guint8 arg_type;
+
+ this->method = method;
+
+ this->args = mono_array_new (domain, mono_defaults.object_class, sig->param_count);
+ this->arg_types = mono_array_new (domain, mono_defaults.byte_class, sig->param_count);
+
+ names = g_new (char *, sig->param_count);
+ mono_method_get_param_names (method->method, (const char **) names);
+ this->names = mono_array_new (domain, mono_defaults.string_class, sig->param_count);
+
+ for (i = 0; i < sig->param_count; i++) {
+ name = mono_string_new (domain, names [i]);
+ mono_array_set (this->names, gpointer, i, name);
+ }
+
+ g_free (names);
+
+ for (i = 0, j = 0; i < sig->param_count; i++) {
+
+ if (sig->params [i]->byref) {
+ if (out_args) {
+ gpointer arg = mono_array_get (out_args, gpointer, j);
+ mono_array_set (this->args, gpointer, i, arg);
+ j++;
+ }
+ arg_type = 2;
+ if (sig->params [i]->attrs & PARAM_ATTRIBUTE_IN)
+ arg_type |= 1;
+ } else {
+ arg_type = 1;
+ }
+
+ mono_array_set (this->arg_types, guint8, i, arg_type);
+ }
+}
+
+/**
+ * mono_remoting_invoke:
+ * @real_proxy: pointer to a RealProxy object
+ * @msg: The MonoMethodMessage to execute
+ * @exc: used to store exceptions
+ * @out_args: used to store output arguments
+ *
+ * This is used to call RealProxy::Invoke(). RealProxy::Invoke() returns an
+ * IMessage interface and it is not trivial to extract results from there. So
+ * we call an helper method PrivateInvoke instead of calling
+ * RealProxy::Invoke() directly.
+ *
+ * Returns: the result object.
+ */
+MonoObject *
+mono_remoting_invoke (MonoObject *real_proxy, MonoMethodMessage *msg,
+ MonoObject **exc, MonoArray **out_args)
+{
+ static MonoMethod *im = NULL;
+ gpointer pa [4];
+
+ //static MonoObject *(*invoke) (gpointer, gpointer, MonoObject **, MonoArray **) = NULL;
+
+ /* fixme: make this domain dependent */
+ if (!im) {
+ MonoClass *klass;
+ int i;
+
+ klass = mono_defaults.real_proxy_class;
+
+ for (i = 0; i < klass->method.count; ++i) {
+ if (!strcmp ("PrivateInvoke", klass->methods [i]->name) &&
+ klass->methods [i]->signature->param_count == 4) {
+ im = klass->methods [i];
+ break;
+ }
+ }
+
+ g_assert (im);
+ }
+
+ pa [0] = real_proxy;
+ pa [1] = msg;
+ pa [2] = exc;
+ pa [3] = out_args;
+
+ return mono_runtime_invoke (im, NULL, pa);
+}
+
+MonoObject *
+mono_message_invoke (MonoObject *target, MonoMethodMessage *msg,
+ MonoObject **exc, MonoArray **out_args)
+{
+ if (target && target->vtable->klass == mono_defaults.transparent_proxy_class) {
+
+ return mono_remoting_invoke ((MonoObject *)((MonoTransparentProxy *)target)->rp,
+ msg, exc, out_args);
+
+ } else {
+ MonoDomain *domain = mono_domain_get ();
+ MonoMethod *method = msg->method->method;
+ MonoMethodSignature *sig = method->signature;
+ int i, j, outarg_count = 0;
+
+ for (i = 0; i < sig->param_count; i++) {
+ if (sig->params [i]->byref)
+ outarg_count++;
+ }
+
+ *out_args = mono_array_new (domain, mono_defaults.object_class, outarg_count);
+ *exc = NULL;
+
+ for (i = 0, j = 0; i < sig->param_count; i++) {
+ if (sig->params [i]->byref) {
+ gpointer arg;
+ arg = mono_array_get (msg->args, gpointer, i);
+ mono_array_set (*out_args, gpointer, j, arg);
+ j++;
+ }
+ }
+
+ return mono_runtime_invoke_array (method, target, msg->args);
+ }
+}
+
+
+
projects / mono.git / blobdiff