#include "metadata/appdomain.h"
#include "mono/metadata/debug-helpers.h"
#include "mono/metadata/threadpool.h"
+#include "mono/metadata/threads.h"
#include "mono/metadata/monitor.h"
#include <string.h>
+#include <errno.h>
//#define DEBUG_RUNTIME_CODE
};
#endif
+/* This mutex protects the various marshalling related caches in MonoImage */
+static CRITICAL_SECTION marshal_mutex;
+
+/* Maps wrapper methods to the methods they wrap */
+static MonoGHashTable *wrapper_hash;
+
+static guint32 last_error_tls_id;
+
+void
+mono_marshal_init (void)
+{
+ static gboolean module_initialized = FALSE;
+
+ if (!module_initialized) {
+ module_initialized = TRUE;
+ InitializeCriticalSection (&marshal_mutex);
+ wrapper_hash = mono_g_hash_table_new (NULL, NULL);
+ last_error_tls_id = TlsAlloc ();
+ }
+}
+
gpointer
mono_delegate_to_ftnptr (MonoDelegate *delegate)
{
return delegate->delegate_trampoline;
}
+MonoDelegate*
+mono_ftnptr_to_delegate (MonoClass *klass, gpointer ftn)
+{
+ MonoDelegate *d;
+
+ d = (MonoDelegate*)mono_object_new (mono_domain_get (), klass);
+
+ /* FIXME: Add a managed->native wrapper */
+ g_assert_not_reached ();
+
+ mono_delegate_ctor ((MonoObject*)d, NULL, ftn);
+
+ return d;
+}
+
gpointer
mono_array_to_savearray (MonoArray *array)
{
l = strlen (text);
ut = g_utf8_to_utf16 (text, l, NULL, &items_written, &error);
-
- if (items_written > sb->capacity)
- items_written = sb->capacity;
+
+ if (items_written > mono_stringbuilder_capacity (sb))
+ items_written = mono_stringbuilder_capacity (sb);
if (!error) {
- memcpy (sb->chars->vector, ut, items_written * 2);
+ memcpy (mono_string_chars (sb->str), ut, items_written * 2);
sb->length = items_written;
} else
g_error_free (error);
g_free (ut);
}
+void
+mono_string_utf16_to_builder (MonoStringBuilder *sb, gunichar2 *text)
+{
+ guint32 len;
+
+ if (!sb || !text)
+ return;
+
+ g_assert (mono_string_chars (sb->str) == text);
+
+ for (len = 0; text [len] != 0; ++len)
+ ;
+
+ sb->length = len;
+}
+
gpointer
mono_string_builder_to_utf8 (MonoStringBuilder *sb)
{
- char *res;
+ GError *error = NULL;
+ glong *res;
if (!sb)
return NULL;
- res = g_malloc (sb->capacity + 1);
+ res = g_malloc0 (mono_stringbuilder_capacity (sb) + 1);
- /* fixme: copy the content of the string builder? */
- res [0] = 0;
+ g_utf16_to_utf8 (mono_string_chars (sb->str), sb->length, NULL, res, &error);
+ if (error) {
+ g_error_free (error);
+ mono_raise_exception (mono_get_exception_execution_engine ("Failed to convert StringBuilder from utf16 to utf8"));
+ }
return res;
}
+gpointer
+mono_string_builder_to_utf16 (MonoStringBuilder *sb)
+{
+ if (!sb)
+ return NULL;
+
+ return mono_string_chars (sb->str);
+}
+
gpointer
mono_string_to_ansibstr (MonoString *string_obj)
{
void
mono_mb_emit_ldstr (MonoMethodBuilder *mb, char *str)
{
- mono_mb_emit_byte (mb, CEE_LDSTR);
+ mono_mb_emit_byte (mb, CEE_LDSTR);
mono_mb_emit_i4 (mb, mono_mb_add_data (mb, str));
}
}
}
+guint32
+mono_mb_emit_branch (MonoMethodBuilder *mb, guint8 op)
+{
+ guint32 res;
+ mono_mb_emit_byte (mb, op);
+ res = mb->pos;
+ mono_mb_emit_i4 (mb, 0);
+ return res;
+}
+
+static void
+mono_mb_emit_calli (MonoMethodBuilder *mb, MonoMethodSignature *sig)
+{
+ mono_mb_emit_byte (mb, CEE_CALLI);
+ mono_mb_emit_i4 (mb, mono_mb_add_data (mb, sig));
+}
+
void
mono_mb_emit_managed_call (MonoMethodBuilder *mb, MonoMethod *method, MonoMethodSignature *opt_sig)
{
- if (!opt_sig)
- opt_sig = method->signature;
mono_mb_emit_byte (mb, CEE_PREFIX1);
mono_mb_emit_byte (mb, CEE_LDFTN);
mono_mb_emit_i4 (mb, mono_mb_add_data (mb, method));
- mono_mb_emit_byte (mb, CEE_CALLI);
- mono_mb_emit_i4 (mb, mono_mb_add_data (mb, opt_sig));
+ mono_mb_emit_calli (mb, opt_sig ? opt_sig : method->signature);
}
void
mono_mb_emit_native_call (MonoMethodBuilder *mb, MonoMethodSignature *sig, gpointer func)
{
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_SAVE_LMF);
mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
mono_mb_emit_byte (mb, CEE_MONO_LDPTR);
mono_mb_emit_i4 (mb, mono_mb_add_data (mb, func));
- mono_mb_emit_byte (mb, CEE_CALLI);
- mono_mb_emit_i4 (mb, mono_mb_add_data (mb, sig));
+ mono_mb_emit_calli (mb, sig);
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_RESTORE_LMF);
}
void
-mono_mb_emit_exception (MonoMethodBuilder *mb)
+mono_mb_emit_exception (MonoMethodBuilder *mb, const char *exc_name, const char *msg)
{
/* fixme: we need a better way to throw exception,
* supporting several exception types and messages */
- static MonoMethod *missing_method_ctor = NULL;
+ MonoMethod *ctor = NULL;
- if (!missing_method_ctor) {
- MonoClass *mme = mono_class_from_name (mono_defaults.corlib, "System", "MissingMethodException");
- int i;
- mono_class_init (mme);
- for (i = 0; i < mme->method.count; ++i) {
- if (strcmp (mme->methods [i]->name, ".ctor") == 0 && mme->methods [i]->signature->param_count == 0) {
- missing_method_ctor = mme->methods [i];
- break;
- }
+ MonoClass *mme = mono_class_from_name (mono_defaults.corlib, "System", exc_name);
+ int i;
+ mono_class_init (mme);
+ for (i = 0; i < mme->method.count; ++i) {
+ if (strcmp (mme->methods [i]->name, ".ctor") == 0 && mme->methods [i]->signature->param_count == 0) {
+ ctor = mme->methods [i];
+ break;
}
}
+ g_assert (ctor);
mono_mb_emit_byte (mb, CEE_NEWOBJ);
- mono_mb_emit_i4 (mb, mono_mb_add_data (mb, missing_method_ctor));
+ mono_mb_emit_i4 (mb, mono_mb_add_data (mb, ctor));
+ if (msg != NULL) {
+ mono_mb_emit_byte (mb, CEE_DUP);
+ mono_mb_emit_ldflda (mb, G_STRUCT_OFFSET (MonoException, message));
+ mono_mb_emit_ldstr (mb, (char*)msg);
+ mono_mb_emit_byte (mb, CEE_STIND_I);
+ }
mono_mb_emit_byte (mb, CEE_THROW);
-
}
void
{
switch (conv) {
case MONO_MARSHAL_CONV_BOOL_I4:
+ mono_mb_emit_byte (mb, CEE_LDLOC_1);
mono_mb_emit_byte (mb, CEE_LDLOC_0);
- mono_mb_emit_byte (mb, CEE_LDIND_I);
+ mono_mb_emit_byte (mb, CEE_LDIND_I4);
mono_mb_emit_byte (mb, CEE_BRFALSE_S);
- mono_mb_emit_byte (mb, 5);
- mono_mb_emit_byte (mb, CEE_LDLOC_1);
+ mono_mb_emit_byte (mb, 3);
mono_mb_emit_byte (mb, CEE_LDC_I4_1);
- mono_mb_emit_byte (mb, CEE_STIND_I1);
mono_mb_emit_byte (mb, CEE_BR_S);
- mono_mb_emit_byte (mb, 3);
+ mono_mb_emit_byte (mb, 1);
+ mono_mb_emit_byte (mb, CEE_LDC_I4_0);
+ mono_mb_emit_byte (mb, CEE_STIND_I1);
+ break;
+ case MONO_MARSHAL_CONV_BOOL_VARIANTBOOL:
mono_mb_emit_byte (mb, CEE_LDLOC_1);
+ mono_mb_emit_byte (mb, CEE_LDLOC_0);
+ mono_mb_emit_byte (mb, CEE_LDIND_I2);
+ mono_mb_emit_byte (mb, CEE_BRFALSE_S);
+ mono_mb_emit_byte (mb, 3);
+ mono_mb_emit_byte (mb, CEE_LDC_I4_1);
+ mono_mb_emit_byte (mb, CEE_BR_S);
+ mono_mb_emit_byte (mb, 1);
mono_mb_emit_byte (mb, CEE_LDC_I4_0);
mono_mb_emit_byte (mb, CEE_STIND_I1);
break;
case MONO_MARSHAL_CONV_ARRAY_BYVALARRAY: {
- MonoClass *eclass;
+ MonoClass *eclass = NULL;
int esize;
if (type->type == MONO_TYPE_SZARRAY) {
- eclass = mono_class_from_mono_type (type->data.type);
+ eclass = type->data.klass;
} else {
g_assert_not_reached ();
}
// know if thats the correct behaviour
break;
}
+ case MONO_MARSHAL_CONV_ARRAY_LPARRAY:
+ g_error ("Structure field of type %s can't be marshalled as LPArray", mono_class_from_mono_type (type)->name);
+ break;
case MONO_MARSHAL_CONV_STR_LPWSTR:
case MONO_MARSHAL_CONV_STR_BSTR:
case MONO_MARSHAL_CONV_STR_ANSIBSTR:
case MONO_MARSHAL_CONV_STR_TBSTR:
case MONO_MARSHAL_CONV_ARRAY_SAVEARRAY:
- case MONO_MARSHAL_CONV_ARRAY_LPARRAY:
case MONO_MARSHAL_CONV_STR_BYVALWSTR:
- case MONO_MARSHAL_CONV_BOOL_VARIANTBOOL:
default:
g_warning ("marshaling conversion %d not implemented", conv);
g_assert_not_reached ();
mono_mb_emit_byte (mb, CEE_LDIND_U1);
mono_mb_emit_byte (mb, CEE_STIND_I4);
break;
+ case MONO_MARSHAL_CONV_BOOL_VARIANTBOOL:
+ mono_mb_emit_byte (mb, CEE_LDLOC_1);
+ mono_mb_emit_byte (mb, CEE_LDLOC_0);
+ mono_mb_emit_byte (mb, CEE_LDIND_U1);
+ mono_mb_emit_byte (mb, CEE_NEG);
+ mono_mb_emit_byte (mb, CEE_STIND_I2);
+ break;
case MONO_MARSHAL_CONV_STR_LPWSTR:
case MONO_MARSHAL_CONV_STR_LPSTR:
case MONO_MARSHAL_CONV_STR_LPTSTR:
break;
}
case MONO_MARSHAL_CONV_ARRAY_BYVALARRAY: {
- MonoClass *eclass;
+ MonoClass *eclass = NULL;
int esize;
if (type->type == MONO_TYPE_SZARRAY) {
- eclass = mono_class_from_mono_type (type->data.type);
+ eclass = type->data.klass;
} else {
g_assert_not_reached ();
}
- if (eclass->valuetype)
- esize = mono_class_native_size (eclass, NULL);
- else
- esize = sizeof (gpointer);
+ if (eclass->valuetype)
+ esize = mono_class_native_size (eclass, NULL);
+ else
+ esize = sizeof (gpointer);
if (!usize)
break;
mono_mb_patch_addr_s (mb, pos, mb->pos - pos - 1);
break;
}
- case MONO_MARSHAL_CONV_BOOL_VARIANTBOOL:
- default:
- g_warning ("marshalling conversion %d not implemented", conv);
- g_assert_not_reached ();
+ default: {
+ char *msg = g_strdup_printf ("marshalling conversion %d not implemented", conv);
+ MonoException *exc = mono_get_exception_not_implemented (msg);
+ g_warning (msg);
+ g_free (msg);
+ mono_raise_exception (exc);
+ }
}
}
info = mono_marshal_load_type_info (klass);
+ if (info->native_size == 0)
+ return;
+
if (klass->blittable) {
mono_mb_emit_byte (mb, CEE_LDLOC_1);
mono_mb_emit_byte (mb, CEE_LDLOC_0);
msize = klass->instance_size - info->fields [i].field->offset;
usize = info->native_size - info->fields [i].offset;
} else {
- msize = klass->fields [i + 1].offset - info->fields [i].field->offset;
+ msize = info->fields [i + 1].field->offset - info->fields [i].field->offset;
usize = info->fields [i + 1].offset - info->fields [i].offset;
}
+ if ((msize < 0) || (usize < 0))
+ /* This happens with GC aware auto layout */
+ g_error ("Type %s which is passed to unmanaged code must have a StructLayout attribute", mono_type_full_name (&klass->byval_arg));
+
g_assert ((msize >= 0) && (usize >= 0));
switch (conv) {
break;
case MONO_TYPE_I2:
case MONO_TYPE_U2:
+ case MONO_TYPE_CHAR:
mono_mb_emit_byte (mb, CEE_LDLOC_1);
mono_mb_emit_byte (mb, CEE_LDLOC_0);
mono_mb_emit_byte (mb, CEE_LDIND_I2);
}
}
+static void
+emit_thread_interrupt_checkpoint (MonoMethodBuilder *mb)
+{
+ static MonoMethodSignature *state_check_sig = NULL;
+ int pos_noabort;
+
+ if (!state_check_sig) {
+ state_check_sig = mono_metadata_signature_alloc (mono_defaults.corlib, 0);
+ state_check_sig->ret = &mono_defaults.void_class->byval_arg;
+ state_check_sig->pinvoke = 0;
+ }
+
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_LDPTR);
+ mono_mb_emit_i4 (mb, mono_mb_add_data (mb, (gpointer) mono_thread_interruption_request_flag ()));
+ mono_mb_emit_byte (mb, CEE_LDIND_I4);
+ pos_noabort = mono_mb_emit_branch (mb, CEE_BRFALSE);
+
+ mono_mb_emit_native_call (mb, state_check_sig, mono_thread_interruption_checkpoint);
+
+ mono_mb_patch_addr (mb, pos_noabort, mb->pos - (pos_noabort + 4));
+}
+
static MonoAsyncResult *
mono_delegate_begin_invoke (MonoDelegate *delegate, gpointer *params)
{
g_assert (delegate);
+ if (delegate->target && mono_object_class (delegate->target) == mono_defaults.transparent_proxy_class) {
+
+ MonoTransparentProxy* tp = (MonoTransparentProxy *)delegate->target;
+ if (!tp->remote_class->proxy_class->contextbound || tp->rp->context != (MonoObject *) mono_context_get ()) {
+
+ // If the target is a proxy, make a direct call. Is proxy's work
+ // to make the call asynchronous.
+
+ MonoAsyncResult *ares;
+ MonoObject *exc;
+ MonoArray *out_args;
+ HANDLE handle;
+ method = delegate->method_info->method;
+
+ msg = mono_method_call_message_new (mono_marshal_method_from_wrapper (method), params, NULL, &async_callback, &state);
+ handle = CreateEvent (NULL, TRUE, FALSE, NULL);
+ ares = mono_async_result_new (mono_domain_get (), handle, state, handle);
+ ares->async_delegate = (MonoObject *)delegate;
+ ares->async_callback = (MonoObject *)async_callback;
+ msg->async_result = ares;
+ msg->call_type = CallType_BeginInvoke;
+
+ mono_remoting_invoke ((MonoObject *)tp->rp, msg, &exc, &out_args);
+ return ares;
+ }
+ }
+
klass = delegate->object.vtable->klass;
method = mono_get_delegate_invoke (klass);
g_assert (method != NULL);
im = mono_get_delegate_invoke (method->klass);
-
msg = mono_method_call_message_new (method, params, im, &async_callback, &state);
return mono_thread_pool_add ((MonoObject *)delegate, msg, async_callback, state);
return result;
}
+/**
+ * mono_marshal_get_string_encoding:
+ *
+ * Return the string encoding which should be used for a given parameter.
+ */
+static MonoMarshalNative
+mono_marshal_get_string_encoding (MonoMethodPInvoke *piinfo, MonoMarshalSpec *spec)
+{
+ /* First try the parameter marshal info */
+ if (spec) {
+ if (spec->native == MONO_NATIVE_LPARRAY) {
+ if (spec->data.array_data.elem_type != 0)
+ return spec->data.array_data.elem_type;
+ }
+ else
+ return spec->native;
+ }
+
+ if (!piinfo)
+ return MONO_NATIVE_LPSTR;
+
+ /* Then try the method level marshal info */
+ switch (piinfo->piflags & PINVOKE_ATTRIBUTE_CHAR_SET_MASK) {
+ case PINVOKE_ATTRIBUTE_CHAR_SET_ANSI:
+ return MONO_NATIVE_LPSTR;
+ case PINVOKE_ATTRIBUTE_CHAR_SET_UNICODE:
+ return MONO_NATIVE_LPWSTR;
+ case PINVOKE_ATTRIBUTE_CHAR_SET_AUTO:
+ return MONO_NATIVE_LPTSTR;
+ default:
+ return MONO_NATIVE_LPSTR;
+ }
+}
+
+static inline MonoMethod*
+mono_marshal_find_in_cache (GHashTable *cache, gpointer key)
+{
+ MonoMethod *res;
+
+ EnterCriticalSection (&marshal_mutex);
+ res = g_hash_table_lookup (cache, key);
+ LeaveCriticalSection (&marshal_mutex);
+ return res;
+}
+
+/* Create the method from the builder and place it in the cache */
+static inline MonoMethod*
+mono_mb_create_and_cache (GHashTable *cache, gpointer key,
+ MonoMethodBuilder *mb, MonoMethodSignature *sig,
+ int max_stack)
+{
+ MonoMethod *res;
+
+ EnterCriticalSection (&marshal_mutex);
+ res = g_hash_table_lookup (cache, key);
+ if (!res) {
+ /* This does not acquire any locks */
+ res = mono_mb_create_method (mb, sig, max_stack);
+ g_hash_table_insert (cache, key, res);
+ mono_g_hash_table_insert (wrapper_hash, res, key);
+ }
+ else
+ /* Somebody created it before us */
+ ;
+ LeaveCriticalSection (&marshal_mutex);
+
+ return res;
+}
+
+MonoMethod *
+mono_marshal_method_from_wrapper (MonoMethod *wrapper)
+{
+ MonoMethod *res;
+
+ if (wrapper->wrapper_type == MONO_WRAPPER_NONE)
+ return wrapper;
+
+ EnterCriticalSection (&marshal_mutex);
+ res = mono_g_hash_table_lookup (wrapper_hash, wrapper);
+ LeaveCriticalSection (&marshal_mutex);
+
+ if (res && wrapper->wrapper_type == MONO_WRAPPER_REMOTING_INVOKE_WITH_CHECK)
+ /* See mono_marshal_get_remoting_invoke_with_check */
+ return (MonoMethod*)((char*)res - 1);
+ else
+ return res;
+}
+
MonoMethod *
mono_marshal_get_delegate_begin_invoke (MonoMethod *method)
{
sig = method->signature;
cache = method->klass->image->delegate_begin_invoke_cache;
- if ((res = (MonoMethod *)g_hash_table_lookup (cache, sig)))
+ if ((res = mono_marshal_find_in_cache (cache, sig)))
return res;
g_assert (sig->hasthis);
if (!csig) {
- int sigsize = sizeof (MonoMethodSignature) + 2 * sizeof (MonoType *);
- csig = g_malloc0 (sigsize);
+ csig = mono_metadata_signature_alloc (method->klass->image, 2);
/* MonoAsyncResult * begin_invoke (MonoDelegate *delegate, gpointer params[]) */
- csig->param_count = 2;
csig->ret = &mono_defaults.object_class->byval_arg;
csig->params [0] = &mono_defaults.object_class->byval_arg;
csig->params [1] = &mono_defaults.int_class->byval_arg;
mono_mb_emit_ldarg (mb, 0);
mono_mb_emit_ldloc (mb, params_var);
mono_mb_emit_native_call (mb, csig, mono_delegate_begin_invoke);
+ emit_thread_interrupt_checkpoint (mb);
mono_mb_emit_byte (mb, CEE_RET);
- res = mono_mb_create_method (mb, sig, sig->param_count + 16);
+ res = mono_mb_create_and_cache (cache, sig, mb, sig, sig->param_count + 16);
mono_mb_free (mb);
- g_hash_table_insert (cache, sig, res);
return res;
}
ares = mono_array_get (msg->args, gpointer, sig->param_count - 1);
g_assert (ares);
- res = mono_thread_pool_finish (ares, &out_args, &exc);
+ if (delegate->target && mono_object_class (delegate->target) == mono_defaults.transparent_proxy_class) {
+ MonoTransparentProxy* tp = (MonoTransparentProxy *)delegate->target;
+ msg = (MonoMethodMessage *)mono_object_new (domain, mono_defaults.mono_method_message_class);
+ mono_message_init (domain, msg, delegate->method_info, NULL);
+ msg->call_type = CallType_EndInvoke;
+ msg->async_result = ares;
+ res = mono_remoting_invoke ((MonoObject *)tp->rp, msg, &exc, &out_args);
+ }
+ else
+ res = mono_thread_pool_finish (ares, &out_args, &exc);
if (exc) {
char *strace = mono_string_to_utf8 (((MonoException*)exc)->stack_trace);
sig = method->signature;
cache = method->klass->image->delegate_end_invoke_cache;
- if ((res = (MonoMethod *)g_hash_table_lookup (cache, sig)))
+ if ((res = mono_marshal_find_in_cache (cache, sig)))
return res;
g_assert (sig->hasthis);
if (!csig) {
- int sigsize = sizeof (MonoMethodSignature) + 2 * sizeof (MonoType *);
- csig = g_malloc0 (sigsize);
+ csig = mono_metadata_signature_alloc (method->klass->image, 2);
/* MonoObject *end_invoke (MonoDelegate *delegate, gpointer params[]) */
- csig->param_count = 2;
csig->ret = &mono_defaults.object_class->byval_arg;
csig->params [0] = &mono_defaults.object_class->byval_arg;
csig->params [1] = &mono_defaults.int_class->byval_arg;
mono_mb_emit_ldarg (mb, 0);
mono_mb_emit_ldloc (mb, params_var);
mono_mb_emit_native_call (mb, csig, mono_delegate_end_invoke);
+ emit_thread_interrupt_checkpoint (mb);
if (sig->ret->type == MONO_TYPE_VOID) {
mono_mb_emit_byte (mb, CEE_POP);
} else
mono_mb_emit_restore_result (mb, sig->ret);
- res = mono_mb_create_method (mb, sig, sig->param_count + 16);
+ res = mono_mb_create_and_cache (cache, sig,
+ mb, sig, sig->param_count + 16);
mono_mb_free (mb);
- g_hash_table_insert (cache, sig, res);
return res;
}
/* skip the this pointer */
params++;
- if (this->klass->contextbound && this->rp->context == (MonoObject *) mono_context_get ())
+ if (this->remote_class->proxy_class->contextbound && this->rp->context == (MonoObject *) mono_context_get ())
{
int i;
MonoMethodSignature *sig = method->signature;
}
}
- return mono_runtime_invoke (method, this->rp->unwrapped_server, mparams, NULL);
+ return mono_runtime_invoke (method, this, mparams, NULL);
}
msg = mono_method_call_message_new (method, params, NULL, NULL, NULL);
return method;
cache = method->klass->image->remoting_invoke_cache;
- if ((res = (MonoMethod *)g_hash_table_lookup (cache, method)))
+ if ((res = mono_marshal_find_in_cache (cache, method)))
return res;
if (!csig) {
mono_mb_emit_i4 (mb, mono_mb_add_data (mb, method));
mono_mb_emit_ldloc (mb, params_var);
mono_mb_emit_native_call (mb, csig, mono_remoting_wrapper);
+ emit_thread_interrupt_checkpoint (mb);
if (sig->ret->type == MONO_TYPE_VOID) {
mono_mb_emit_byte (mb, CEE_POP);
mono_mb_emit_restore_result (mb, sig->ret);
}
- res = mono_mb_create_method (mb, sig, sig->param_count + 16);
+ res = mono_mb_create_and_cache (cache, method, mb, sig, sig->param_count + 16);
mono_mb_free (mb);
- g_hash_table_insert (cache, method, res);
+
return res;
}
g_assert (sig->hasthis);
cache = method->klass->image->remoting_invoke_cache;
- if ((res = (MonoMethod *)g_hash_table_lookup (cache, (char *)method + 1)))
+ if ((res = mono_marshal_find_in_cache (cache, (char *)method + 1)))
return res;
mb = mono_mb_new (method->klass, method->name, MONO_WRAPPER_REMOTING_INVOKE_WITH_CHECK);
mono_mb_emit_managed_call (mb, method, method->signature);
mono_mb_emit_byte (mb, CEE_RET);
- res = mono_mb_create_method (mb, sig, sig->param_count + 16);
+ res = mono_mb_create_and_cache (cache, (char*)method + 1,
+ mb, sig, sig->param_count + 16);
mono_mb_free (mb);
- g_hash_table_insert (cache, (char *)method + 1, res);
+
return res;
}
mono_marshal_get_delegate_invoke (MonoMethod *method)
{
MonoMethodSignature *sig, *static_sig;
- int i, sigsize;
+ int i;
MonoMethodBuilder *mb;
MonoMethod *res;
GHashTable *cache;
sig = method->signature;
cache = method->klass->image->delegate_invoke_cache;
- if ((res = (MonoMethod *)g_hash_table_lookup (cache, sig)))
+ if ((res = mono_marshal_find_in_cache (cache, sig)))
return res;
- sigsize = sizeof (MonoMethodSignature) + sig->param_count * sizeof (MonoType *);
- static_sig = g_memdup (sig, sigsize);
+ static_sig = mono_metadata_signature_dup (sig);
static_sig->hasthis = 0;
name = mono_signature_to_name (sig, "invoke");
* prev.Invoke( args .. );
* return this.<target>( args .. );
*/
-
+
+ /* this wrapper can be used in unmanaged-managed transitions */
+ emit_thread_interrupt_checkpoint (mb);
+
/* get this->prev */
mono_mb_emit_ldarg (mb, 0);
mono_mb_emit_ldflda (mb, G_STRUCT_OFFSET (MonoMulticastDelegate, prev));
mono_mb_patch_addr (mb, pos1, mb->pos - (pos1 + 4));
mono_mb_emit_byte (mb, CEE_RET);
- res = mono_mb_create_method (mb, sig, sig->param_count + 16);
+ res = mono_mb_create_and_cache (cache, sig,
+ mb, sig, sig->param_count + 16);
mono_mb_free (mb);
- g_hash_table_insert (cache, sig, res);
-
return res;
}
/*
* generates IL code for the runtime invoke function
- * MonoObject *runtime_invoke (MonoObject *this, void **params, MonoObject **exc)
+ * MonoObject *runtime_invoke (MonoObject *this, void **params, MonoObject **exc, void* method)
*
* we also catch exceptions if exc != null
*/
MonoMethod *
mono_marshal_get_runtime_invoke (MonoMethod *method)
{
- MonoMethodSignature *sig, *csig;
+ MonoMethodSignature *sig, *csig, *callsig;
MonoExceptionClause *clause;
MonoMethodHeader *header;
MonoMethodBuilder *mb;
MonoMethod *res;
GHashTable *cache;
static MonoString *string_dummy = NULL;
- int i, pos, sigsize;
+ int i, pos;
+ char *name;
g_assert (method);
+
+ if (method->string_ctor) {
+ static MonoMethodSignature *strsig = NULL;
+ if (!strsig) {
+ strsig = mono_metadata_signature_dup (method->signature);
+ strsig->ret = &mono_defaults.string_class->byval_arg;
+ }
+
+ callsig = strsig;
+ } else
+ callsig = method->signature;
cache = method->klass->image->runtime_invoke_cache;
- if ((res = (MonoMethod *)g_hash_table_lookup (cache, method)))
+ if ((res = mono_marshal_find_in_cache (cache, callsig)))
return res;
-
+
/* to make it work with our special string constructors */
if (!string_dummy)
string_dummy = mono_string_new_wrapper ("dummy");
sig = method->signature;
- sigsize = sizeof (MonoMethodSignature) + 3 * sizeof (MonoType *);
- csig = g_malloc0 (sigsize);
+ csig = mono_metadata_signature_alloc (method->klass->image, 4);
- csig->param_count = 3;
csig->ret = &mono_defaults.object_class->byval_arg;
csig->params [0] = &mono_defaults.object_class->byval_arg;
csig->params [1] = &mono_defaults.int_class->byval_arg;
csig->params [2] = &mono_defaults.int_class->byval_arg;
+ csig->params [3] = &mono_defaults.int_class->byval_arg;
- mb = mono_mb_new (method->klass, method->name, MONO_WRAPPER_RUNTIME_INVOKE);
+ name = mono_signature_to_name (callsig, "runtime_invoke");
+ mb = mono_mb_new (method->klass, name, MONO_WRAPPER_RUNTIME_INVOKE);
+ g_free (name);
/* allocate local 0 (object) tmp */
mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
g_assert_not_reached ();
}
}
-
- if (method->string_ctor) {
- MonoMethodSignature *strsig;
-
- sigsize = sizeof (MonoMethodSignature) + sig->param_count * sizeof (MonoType *);
- strsig = g_memdup (sig, sigsize);
- strsig->ret = &mono_defaults.string_class->byval_arg;
-
- mono_mb_emit_managed_call (mb, method, strsig);
- } else
- mono_mb_emit_managed_call (mb, method, NULL);
+
+ mono_mb_emit_ldarg (mb, 3);
+ mono_mb_emit_calli (mb, callsig);
if (sig->ret->byref) {
/* fixme: */
mono_mb_emit_ldloc (mb, 1);
mono_mb_emit_byte (mb, CEE_STIND_I);
+ mono_mb_emit_byte (mb, CEE_LDC_I4_0);
+ mono_mb_emit_stloc (mb, 0);
+
mono_mb_emit_byte (mb, CEE_LEAVE);
mono_mb_emit_i4 (mb, 0);
mono_mb_emit_ldloc (mb, 0);
mono_mb_emit_byte (mb, CEE_RET);
- res = mono_mb_create_method (mb, csig, sig->param_count + 16);
+ res = mono_mb_create_and_cache (cache, callsig, mb, csig, sig->param_count + 16);
mono_mb_free (mb);
header = ((MonoMethodNormal *)res)->header;
header->num_clauses = 1;
header->clauses = clause;
- g_hash_table_insert (cache, method, res);
-
return res;
}
{
MonoMethodSignature *sig, *csig;
MonoMethodBuilder *mb;
- MonoClass *klass;
+ MonoClass *klass = NULL;
MonoMethod *res;
GHashTable *cache;
- int i, pos, sigsize, *tmp_locals;
+ int i, pos = 0, *tmp_locals;
+ static MonoMethodSignature *alloc_sig = NULL;
+ int retobj_var = 0;
g_assert (method != NULL);
g_assert (!method->signature->pinvoke);
cache = method->klass->image->managed_wrapper_cache;
- if (!this && (res = (MonoMethod *)g_hash_table_lookup (cache, method)))
+ if (!this && (res = mono_marshal_find_in_cache (cache, method)))
return res;
+ /* Under MS, the allocation should be done using CoTaskMemAlloc */
+ if (!alloc_sig) {
+ alloc_sig = mono_metadata_signature_alloc (mono_defaults.corlib, 1);
+ alloc_sig->params [0] = &mono_defaults.int_class->byval_arg;
+ alloc_sig->ret = &mono_defaults.int_class->byval_arg;
+ alloc_sig->pinvoke = 1;
+ }
+
if (this) {
/* fime: howto free that memory ? */
}
-
+
sig = method->signature;
mb = mono_mb_new (method->klass, method->name, MONO_WRAPPER_NATIVE_TO_MANAGED);
/* allocate local 2 (boolean) delete_old */
mono_mb_add_local (mb, &mono_defaults.boolean_class->byval_arg);
- mono_mb_emit_byte (mb, CEE_LDNULL);
+ if (!MONO_TYPE_IS_VOID(sig->ret)) {
+ /* allocate local 3 to store the return value */
+ mono_mb_add_local (mb, sig->ret);
+ }
+
+ mono_mb_emit_icon (mb, 0);
mono_mb_emit_byte (mb, CEE_STLOC_2);
/* we copy the signature, so that we can modify it */
- sigsize = sizeof (MonoMethodSignature) + sig->param_count * sizeof (MonoType *);
- csig = g_memdup (sig, sigsize);
+ csig = mono_metadata_signature_dup (sig);
csig->hasthis = 0;
csig->pinvoke = 1;
+#ifdef PLATFORM_WIN32
+ /*
+ * Under windows, delegates passed to native code must use the STDCALL
+ * calling convention.
+ */
+ csig->call_convention = MONO_CALL_STDCALL;
+#endif
+
/* fixme: howto handle this ? */
if (sig->hasthis) {
MonoMethod *marshal_native_to_managed;
MonoMethod *get_instance;
+ /* FIXME: Call CleanUpNativeData after the call */
+
mtype = mono_reflection_type_from_name (spec->data.custom_data.custom_name, method->klass->image);
g_assert (mtype != NULL);
mklass = mono_class_from_mono_type (mtype);
}
switch (t->type) {
+ case MONO_TYPE_CLASS: {
+ klass = t->data.klass;
+
+ tmp_locals [i] = mono_mb_add_local (mb, &mono_defaults.int_class->byval_arg);
+
+ if (klass->delegate) {
+ g_assert (!t->byref);
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_LDPTR);
+ mono_mb_emit_i4 (mb, mono_mb_add_data (mb, klass));
+ mono_mb_emit_ldarg (mb, i);
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_FUNC2);
+ mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_FTN_DEL);
+ mono_mb_emit_stloc (mb, tmp_locals [i]);
+ break;
+ }
+
+ /* FIXME: Raise a MarshalDirectiveException here */
+ g_assert ((klass->flags & TYPE_ATTRIBUTE_LAYOUT_MASK) != TYPE_ATTRIBUTE_AUTO_LAYOUT);
+
+ if (t->attrs & PARAM_ATTRIBUTE_OUT) {
+ mono_mb_emit_byte (mb, CEE_LDNULL);
+ mono_mb_emit_stloc (mb, tmp_locals [i]);
+ break;
+ }
+
+ /* Set src */
+ mono_mb_emit_ldarg (mb, i);
+ if (t->byref) {
+ int pos2;
+
+ /* Check for NULL and raise an exception */
+ mono_mb_emit_byte (mb, CEE_BRTRUE);
+ pos2 = mb->pos;
+ mono_mb_emit_i4 (mb, 0);
+
+ mono_mb_emit_exception (mb, "ArgumentNullException", NULL);
+
+ mono_mb_patch_addr (mb, pos2, mb->pos - (pos2 + 4));
+ mono_mb_emit_ldarg (mb, i);
+ mono_mb_emit_byte (mb, CEE_LDIND_I);
+ }
+
+ mono_mb_emit_byte (mb, CEE_STLOC_0);
+
+ mono_mb_emit_byte (mb, CEE_LDC_I4_0);
+ mono_mb_emit_stloc (mb, tmp_locals [i]);
+
+ mono_mb_emit_byte (mb, CEE_LDLOC_0);
+ mono_mb_emit_byte (mb, CEE_BRFALSE);
+ pos = mb->pos;
+ mono_mb_emit_i4 (mb, 0);
+
+ /* Create and set dst */
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_NEWOBJ);
+ mono_mb_emit_i4 (mb, mono_mb_add_data (mb, klass));
+ mono_mb_emit_stloc (mb, tmp_locals [i]);
+ mono_mb_emit_ldloc (mb, tmp_locals [i]);
+ mono_mb_emit_icon (mb, sizeof (MonoObject));
+ mono_mb_emit_byte (mb, CEE_ADD);
+ mono_mb_emit_byte (mb, CEE_STLOC_1);
+
+ /* emit valuetype conversion code */
+ emit_struct_conv (mb, klass, TRUE);
+
+ mono_mb_patch_addr (mb, pos, mb->pos - (pos + 4));
+ break;
+ }
case MONO_TYPE_VALUETYPE:
klass = sig->params [i]->data.klass;
if (t->byref)
mono_mb_patch_addr (mb, pos, mb->pos - (pos + 4));
break;
- case MONO_TYPE_STRING:
+ case MONO_TYPE_STRING: {
+ MonoMarshalNative encoding = mono_marshal_get_string_encoding (NULL, spec);
+
if (t->byref)
continue;
mono_mb_emit_ldarg (mb, i);
mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
mono_mb_emit_byte (mb, CEE_MONO_FUNC1);
- mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_LPSTR_STR);
+
+ switch (encoding) {
+ case MONO_NATIVE_LPWSTR:
+ mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_LPWSTR_STR);
+ break;
+ case MONO_NATIVE_LPSTR:
+ mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_LPSTR_STR);
+ break;
+ default: {
+ char *msg = g_strdup_printf ("string marshalling conversion %d not implemented", encoding);
+ MonoException *exc = mono_get_exception_not_implemented (msg);
+ g_warning (msg);
+ g_free (msg);
+ mono_raise_exception (exc);
+ }
+ }
+
mono_mb_emit_stloc (mb, tmp_locals [i]);
break;
+ }
case MONO_TYPE_ARRAY:
case MONO_TYPE_SZARRAY:
if (t->byref)
}
break;
case MONO_TYPE_CLASS:
+ if (t->byref)
+ mono_mb_emit_ldloc_addr (mb, tmp_locals [i]);
+ else
+ mono_mb_emit_ldloc (mb, tmp_locals [i]);
+ break;
case MONO_TYPE_ARRAY:
case MONO_TYPE_SZARRAY:
case MONO_TYPE_OBJECT:
}
}
+ emit_thread_interrupt_checkpoint (mb);
mono_mb_emit_managed_call (mb, method, NULL);
if (!sig->ret->byref) {
switch (sig->ret->type) {
case MONO_TYPE_VOID:
+ break;
case MONO_TYPE_BOOLEAN:
case MONO_TYPE_I1:
case MONO_TYPE_U1:
case MONO_TYPE_I8:
case MONO_TYPE_U8:
case MONO_TYPE_OBJECT:
- mono_mb_emit_byte (mb, CEE_RET);
+ mono_mb_emit_byte (mb, CEE_STLOC_3);
break;
case MONO_TYPE_STRING:
csig->ret = &mono_defaults.int_class->byval_arg;
mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
mono_mb_emit_byte (mb, CEE_MONO_FUNC1);
mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_STR_LPSTR);
- mono_mb_emit_byte (mb, CEE_RET);
+ mono_mb_emit_byte (mb, CEE_STLOC_3);
break;
- case MONO_TYPE_VALUETYPE: {
- int tmp;
+ case MONO_TYPE_VALUETYPE:
klass = sig->ret->data.klass;
if (((klass->flags & TYPE_ATTRIBUTE_LAYOUT_MASK) == TYPE_ATTRIBUTE_EXPLICIT_LAYOUT) ||
klass->blittable || klass->enumtype)
mono_mb_emit_byte (mb, CEE_STLOC_0);
/* allocate space for the native struct and
* store the address into dst_ptr */
- tmp = mono_mb_add_local (mb, &mono_defaults.int_class->byval_arg);
- g_assert (tmp);
+ retobj_var = mono_mb_add_local (mb, &mono_defaults.int_class->byval_arg);
+ g_assert (retobj_var);
mono_mb_emit_icon (mb, mono_class_native_size (klass, NULL));
- mono_mb_emit_byte (mb, CEE_PREFIX1);
- mono_mb_emit_byte (mb, CEE_LOCALLOC);
+ mono_mb_emit_byte (mb, CEE_CONV_I);
+ mono_mb_emit_native_call (mb, alloc_sig, mono_marshal_alloc);
+ emit_thread_interrupt_checkpoint (mb);
mono_mb_emit_byte (mb, CEE_STLOC_1);
mono_mb_emit_byte (mb, CEE_LDLOC_1);
- mono_mb_emit_stloc (mb, tmp);
+ mono_mb_emit_stloc (mb, retobj_var);
/* emit valuetype conversion code */
emit_struct_conv (mb, klass, FALSE);
- mono_mb_emit_ldloc (mb, tmp);
- mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
- mono_mb_emit_byte (mb, CEE_MONO_RETOBJ);
- mono_mb_emit_i4 (mb, mono_mb_add_data (mb, klass));
+ break;
+ case MONO_TYPE_CLASS: {
+ int pos2;
+
+ klass = sig->ret->data.klass;
+
+ /* FIXME: Raise a MarshalDirectiveException here */
+ g_assert ((klass->flags & TYPE_ATTRIBUTE_LAYOUT_MASK) != TYPE_ATTRIBUTE_AUTO_LAYOUT);
+
+ mono_mb_emit_byte (mb, CEE_STLOC_0);
+ /* Check for null */
+ mono_mb_emit_byte (mb, CEE_LDLOC_0);
+ pos = mono_mb_emit_branch (mb, CEE_BRTRUE);
+ mono_mb_emit_byte (mb, CEE_LDNULL);
+ mono_mb_emit_byte (mb, CEE_STLOC_3);
+ pos2 = mono_mb_emit_branch (mb, CEE_BR);
+
+ mono_mb_patch_addr (mb, pos, mb->pos - (pos + 4));
+
+ /* Set src */
+ mono_mb_emit_byte (mb, CEE_LDLOC_0);
+ mono_mb_emit_icon (mb, sizeof (MonoObject));
+ mono_mb_emit_byte (mb, CEE_ADD);
+ mono_mb_emit_byte (mb, CEE_STLOC_0);
+
+ /* Allocate and set dest */
+ mono_mb_emit_icon (mb, mono_class_native_size (klass, NULL));
+ mono_mb_emit_byte (mb, CEE_CONV_I);
+ mono_mb_emit_native_call (mb, alloc_sig, mono_marshal_alloc);
+ emit_thread_interrupt_checkpoint (mb);
+ mono_mb_emit_byte (mb, CEE_DUP);
+ mono_mb_emit_byte (mb, CEE_STLOC_1);
+ mono_mb_emit_byte (mb, CEE_STLOC_3);
+
+ emit_struct_conv (mb, klass, FALSE);
+
+ mono_mb_patch_addr (mb, pos2, mb->pos - (pos2 + 4));
break;
}
default:
g_assert_not_reached ();
}
} else {
+ mono_mb_emit_byte (mb, CEE_STLOC_3);
+ }
+
+ /* Convert byref arguments back */
+ for (i = 0; i < sig->param_count; i ++) {
+ MonoType *t = sig->params [i];
+
+ if (!t->byref)
+ break;
+
+ switch (t->type) {
+ case MONO_TYPE_CLASS: {
+ int pos2;
+
+ klass = t->data.klass;
+
+ /* Check for null */
+ mono_mb_emit_ldloc (mb, tmp_locals [i]);
+ pos = mono_mb_emit_branch (mb, CEE_BRTRUE);
+ mono_mb_emit_ldarg (mb, i);
+ mono_mb_emit_byte (mb, CEE_LDC_I4_0);
+ mono_mb_emit_byte (mb, CEE_STIND_I);
+ pos2 = mono_mb_emit_branch (mb, CEE_BR);
+
+ mono_mb_patch_addr (mb, pos, mb->pos - (pos + 4));
+
+ /* Set src */
+ mono_mb_emit_ldloc (mb, tmp_locals [i]);
+ mono_mb_emit_icon (mb, sizeof (MonoObject));
+ mono_mb_emit_byte (mb, CEE_ADD);
+ mono_mb_emit_byte (mb, CEE_STLOC_0);
+
+ /* Allocate and set dest */
+ mono_mb_emit_icon (mb, mono_class_native_size (klass, NULL));
+ mono_mb_emit_byte (mb, CEE_CONV_I);
+ mono_mb_emit_native_call (mb, alloc_sig, mono_marshal_alloc);
+ emit_thread_interrupt_checkpoint (mb);
+ mono_mb_emit_byte (mb, CEE_STLOC_1);
+
+ /* Update argument pointer */
+ mono_mb_emit_ldarg (mb, i);
+ mono_mb_emit_byte (mb, CEE_LDLOC_1);
+ mono_mb_emit_byte (mb, CEE_STIND_I);
+
+ /* emit valuetype conversion code */
+ emit_struct_conv (mb, klass, FALSE);
+
+ mono_mb_patch_addr (mb, pos2, mb->pos - (pos2 + 4));
+ break;
+ }
+ }
+ }
+
+ if (retobj_var) {
+ mono_mb_emit_ldloc (mb, retobj_var);
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_RETOBJ);
+ mono_mb_emit_i4 (mb, mono_mb_add_data (mb, klass));
+ }
+ else {
+ if (!MONO_TYPE_IS_VOID(sig->ret))
+ mono_mb_emit_byte (mb, CEE_LDLOC_3);
mono_mb_emit_byte (mb, CEE_RET);
}
- res = mono_mb_create_method (mb, csig, sig->param_count + 16);
+ if (!this)
+ res = mono_mb_create_and_cache (cache, method,
+ mb, csig, sig->param_count + 16);
+ else
+ res = mono_mb_create_method (mb, csig, sig->param_count + 16);
mono_mb_free (mb);
- if (!this)
- g_hash_table_insert (cache, method, res);
+ //printf ("CODE FOR %s: \n%s.\n", mono_method_full_name (res, TRUE), mono_disasm_code (0, res, ((MonoMethodNormal*)res)->header->code, ((MonoMethodNormal*)res)->header->code + ((MonoMethodNormal*)res)->header->code_size));
return res;
}
MonoClass *klass;
static GHashTable *ldfld_hash = NULL;
char *name;
- int t, pos0, pos1;
-
- if (!ldfld_hash)
- ldfld_hash = g_hash_table_new (NULL, NULL);
-
+ int t, pos0, pos1 = 0;
t = type->type;
klass = mono_defaults.int_class;
}
- if ((res = g_hash_table_lookup (ldfld_hash, klass)))
+ EnterCriticalSection (&marshal_mutex);
+ if (!ldfld_hash)
+ ldfld_hash = g_hash_table_new (NULL, NULL);
+ res = g_hash_table_lookup (ldfld_hash, klass);
+ LeaveCriticalSection (&marshal_mutex);
+ if (res)
return res;
name = g_strdup_printf ("__ldfld_wrapper_%s.%s", klass->name_space, klass->name);
csig->pinvoke = 1;
mono_mb_emit_native_call (mb, csig, mono_load_remote_field_new);
+ emit_thread_interrupt_checkpoint (mb);
if (klass->valuetype) {
mono_mb_emit_byte (mb, CEE_UNBOX);
mono_mb_emit_byte (mb, CEE_RET);
- res = mono_mb_create_method (mb, sig, sig->param_count + 16);
+ res = mono_mb_create_and_cache (ldfld_hash, klass,
+ mb, sig, sig->param_count + 16);
mono_mb_free (mb);
- g_hash_table_insert (ldfld_hash, klass, res);
-
return res;
}
char *name;
int t, pos;
- if (!stfld_hash)
- stfld_hash = g_hash_table_new (NULL, NULL);
-
t = type->type;
if (!type->byref) {
klass = mono_defaults.int_class;
}
- if ((res = g_hash_table_lookup (stfld_hash, klass)))
+ EnterCriticalSection (&marshal_mutex);
+ if (!stfld_hash)
+ stfld_hash = g_hash_table_new (NULL, NULL);
+ res = g_hash_table_lookup (stfld_hash, klass);
+ LeaveCriticalSection (&marshal_mutex);
+ if (res)
return res;
name = g_strdup_printf ("__stfld_wrapper_%s.%s", klass->name_space, klass->name);
csig->pinvoke = 1;
mono_mb_emit_native_call (mb, csig, mono_store_remote_field_new);
+ emit_thread_interrupt_checkpoint (mb);
mono_mb_emit_byte (mb, CEE_RET);
mono_mb_emit_byte (mb, CEE_RET);
- res = mono_mb_create_method (mb, sig, sig->param_count + 16);
+ res = mono_mb_create_and_cache (stfld_hash, klass,
+ mb, sig, sig->param_count + 16);
mono_mb_free (mb);
- g_hash_table_insert (stfld_hash, klass, res);
-
return res;
}
/*
* generates IL code for the icall wrapper (the generated method
- * calls the unamnaged code in func)
+ * calls the unmanaged code in func)
*/
MonoMethod *
mono_marshal_get_icall_wrapper (MonoMethodSignature *sig, const char *name, gconstpointer func)
MonoMethodSignature *csig;
MonoMethodBuilder *mb;
MonoMethod *res;
- int i, sigsize;
-
+ int i;
+
g_assert (sig->pinvoke);
mb = mono_mb_new (mono_defaults.object_class, name, MONO_WRAPPER_MANAGED_TO_NATIVE);
mb->method->save_lmf = 1;
/* we copy the signature, so that we can modify it */
- sigsize = sizeof (MonoMethodSignature) + sig->param_count * sizeof (MonoType *);
if (sig->hasthis)
mono_mb_emit_byte (mb, CEE_LDARG_0);
mono_mb_emit_ldarg (mb, i + sig->hasthis);
mono_mb_emit_native_call (mb, sig, (gpointer) func);
-
+ emit_thread_interrupt_checkpoint (mb);
mono_mb_emit_byte (mb, CEE_RET);
- csig = g_memdup (sig, sigsize);
+ csig = mono_metadata_signature_dup (sig);
csig->pinvoke = 0;
res = mono_mb_create_method (mb, csig, csig->param_count + 16);
return res;
}
-/*
+/**
+ * mono_marshal_get_native_wrapper:
+ * @method: The MonoMethod to wrap.
+ *
* generates IL code for the pinvoke wrapper (the generated method
- * calls the unamnage code in method->addr)
+ * calls the unmanaged code in method->addr)
*/
MonoMethod *
mono_marshal_get_native_wrapper (MonoMethod *method)
MonoClass *klass;
gboolean pinvoke = FALSE;
int i, pos, argnum, *tmp_locals;
- int type, sigsize;
+ int type;
+ const char *exc_class = "MissingMethodException";
+ const char *exc_arg = NULL;
g_assert (method != NULL);
g_assert (method->signature->pinvoke);
cache = method->klass->image->native_wrapper_cache;
- if ((res = (MonoMethod *)g_hash_table_lookup (cache, method)))
+ if ((res = mono_marshal_find_in_cache (cache, method)))
return res;
sig = method->signature;
- sigsize = sizeof (MonoMethodSignature) + sig->param_count * sizeof (MonoType *);
if (!(method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) &&
(method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL))
pinvoke = TRUE;
+ if (!method->addr) {
+ if (pinvoke)
+ mono_lookup_pinvoke_call (method, &exc_class, &exc_arg);
+ else
+ method->addr = mono_lookup_internal_call (method);
+ }
+
mb = mono_mb_new (method->klass, method->name, MONO_WRAPPER_MANAGED_TO_NATIVE);
mb->method->save_lmf = 1;
- if (pinvoke && !method->addr)
- mono_lookup_pinvoke_call (method);
-
piinfo = (MonoMethodPInvoke *)method;
if (!method->addr) {
- mono_mb_emit_exception (mb);
- csig = g_memdup (sig, sigsize);
+ mono_mb_emit_exception (mb, exc_class, exc_arg);
+ csig = mono_metadata_signature_dup (sig);
csig->pinvoke = 0;
- res = mono_mb_create_method (mb, csig, csig->param_count + 16);
+ res = mono_mb_create_and_cache (cache, method,
+ mb, csig, csig->param_count + 16);
mono_mb_free (mb);
- g_hash_table_insert (cache, method, res);
return res;
}
/* hack - string constructors returns a value */
if (method->string_ctor) {
- csig = g_memdup (sig, sigsize);
+ csig = mono_metadata_signature_dup (sig);
csig->ret = &mono_defaults.string_class->byval_arg;
} else
csig = sig;
g_assert (method->addr);
mono_mb_emit_native_call (mb, csig, method->addr);
-
+ emit_thread_interrupt_checkpoint (mb);
mono_mb_emit_byte (mb, CEE_RET);
- csig = g_memdup (csig, sigsize);
+ csig = mono_metadata_signature_dup (csig);
csig->pinvoke = 0;
- res = mono_mb_create_method (mb, csig, csig->param_count + 16);
+ res = mono_mb_create_and_cache (cache, method,
+ mb, csig, csig->param_count + 16);
mono_mb_free (mb);
- g_hash_table_insert (cache, method, res);
return res;
}
/* pinvoke: we need to convert the arguments if necessary */
/* we copy the signature, so that we can set pinvoke to 0 */
- csig = g_memdup (sig, sigsize);
+ csig = mono_metadata_signature_dup (sig);
csig->pinvoke = 1;
/* we allocate local for use with emit_struct_conv() */
mono_mb_add_local (mb, sig->ret);
}
+ if (mspecs [0] && mspecs [0]->native == MONO_NATIVE_CUSTOM) {
+ /* Return type custom marshaling */
+ /*
+ * Since we can't determine the return type of the unmanaged function,
+ * we assume it returns a pointer, and pass that pointer to
+ * MarshalNativeToManaged.
+ */
+ csig->ret = &mono_defaults.int_class->byval_arg;
+ }
+
/* we first do all conversions */
tmp_locals = alloca (sizeof (int) * sig->param_count);
+
for (i = 0; i < sig->param_count; i ++) {
MonoType *t = sig->params [i];
MonoMarshalSpec *spec = mspecs [i + 1];
MonoMethod *marshal_managed_to_native;
MonoMethod *get_instance;
+ /* FIXME: Call CleanUpNativeData after the call */
+
mtype = mono_reflection_type_from_name (spec->data.custom_data.custom_name, method->klass->image);
g_assert (mtype != NULL);
mklass = mono_class_from_mono_type (mtype);
case MONO_TYPE_STRING:
case MONO_TYPE_ARRAY:
case MONO_TYPE_SZARRAY:
+ case MONO_TYPE_VALUETYPE:
if (t->byref)
break;
mono_mb_emit_i4 (mb, mono_mb_add_data (mb, get_instance));
mono_mb_emit_ldarg (mb, argnum);
-
+
+ if (t->type == MONO_TYPE_VALUETYPE) {
+ /*
+ * Since we can't determine the type of the argument, we
+ * will assume the unmanaged function takes a pointer.
+ */
+ csig->params [i] = &mono_defaults.int_class->byval_arg;
+
+ mono_mb_emit_byte (mb, CEE_BOX);
+ mono_mb_emit_i4 (mb, mono_mb_add_data (mb, mono_class_from_mono_type (t)));
+ }
+
mono_mb_emit_byte (mb, CEE_CALLVIRT);
mono_mb_emit_i4 (mb, mono_mb_add_data (mb, marshal_managed_to_native));
-
+
mono_mb_emit_stloc (mb, tmp_locals [i]);
break;
+
default:
g_warning ("custom marshalling of type %x is currently not supported", t->type);
g_assert_not_reached ();
}
continue;
}
-
+ if (spec && spec->native == MONO_NATIVE_ASANY) {
+ MonoMarshalNative encoding = mono_marshal_get_string_encoding (piinfo, NULL);
+
+ g_assert (t->type == MONO_TYPE_OBJECT);
+ g_assert (!t->byref);
+
+ tmp_locals [i] = mono_mb_add_local (mb, &mono_defaults.int_class->byval_arg);
+ mono_mb_emit_ldarg (mb, argnum);
+ mono_mb_emit_icon (mb, encoding);
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_FUNC2);
+ mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_ASANY);
+ mono_mb_emit_stloc (mb, tmp_locals [i]);
+ continue;
+ }
+
switch (t->type) {
case MONO_TYPE_VALUETYPE:
klass = t->data.klass;
if (t->byref)
mono_mb_patch_addr (mb, pos, mb->pos - (pos + 4));
break;
- case MONO_TYPE_STRING:
+ case MONO_TYPE_STRING: {
+ MonoMarshalNative encoding = mono_marshal_get_string_encoding (piinfo, spec);
+
csig->params [argnum] = &mono_defaults.int_class->byval_arg;
tmp_locals [i] = mono_mb_add_local (mb, &mono_defaults.int_class->byval_arg);
mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
mono_mb_emit_byte (mb, CEE_MONO_FUNC1);
-
- if (spec) {
- switch (spec->native) {
- case MONO_NATIVE_LPWSTR:
- mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_STR_LPWSTR);
- break;
- case MONO_NATIVE_LPSTR:
- mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_STR_LPSTR);
- break;
- default:
- g_warning ("marshalling conversion %d not implemented", spec->native);
- g_assert_not_reached ();
- }
- } else {
- switch (piinfo->piflags & PINVOKE_ATTRIBUTE_CHAR_SET_MASK) {
- case PINVOKE_ATTRIBUTE_CHAR_SET_ANSI:
- mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_STR_LPSTR);
- break;
- case PINVOKE_ATTRIBUTE_CHAR_SET_UNICODE:
- mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_STR_LPWSTR);
- break;
- case PINVOKE_ATTRIBUTE_CHAR_SET_AUTO:
- mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_STR_LPTSTR);
- break;
- default:
- mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_STR_LPSTR);
- break;
+
+ switch (encoding) {
+ case MONO_NATIVE_LPWSTR:
+ mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_STR_LPWSTR);
+ break;
+ case MONO_NATIVE_LPSTR:
+ mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_STR_LPSTR);
+ break;
+ case MONO_NATIVE_LPTSTR:
+ mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_STR_LPTSTR);
+ break;
+ default: {
+ char *msg = g_strdup_printf ("string marshalling conversion %d not implemented", encoding);
+ MonoException *exc = mono_get_exception_not_implemented (msg);
+ g_warning (msg);
+ g_free (msg);
+ mono_raise_exception (exc);
}
}
mono_mb_emit_stloc (mb, tmp_locals [i]);
break;
+ }
case MONO_TYPE_CLASS:
case MONO_TYPE_OBJECT:
klass = t->data.klass;
mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_DEL_FTN);
mono_mb_emit_stloc (mb, tmp_locals [i]);
} else if (klass == mono_defaults.stringbuilder_class) {
+ MonoMarshalNative encoding = mono_marshal_get_string_encoding (piinfo, spec);
+
g_assert (!t->byref);
mono_mb_emit_ldarg (mb, argnum);
mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
mono_mb_emit_byte (mb, CEE_MONO_FUNC1);
- mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_SB_LPSTR);
+
+ switch (encoding) {
+ case MONO_NATIVE_LPWSTR:
+ mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_SB_LPWSTR);
+ break;
+ case MONO_NATIVE_LPSTR:
+ mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_SB_LPSTR);
+ break;
+ case MONO_NATIVE_LPTSTR:
+ mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_SB_LPTSTR);
+ break;
+ default: {
+ char *msg = g_strdup_printf ("stringbuilder marshalling conversion %d not implemented", encoding);
+ MonoException *exc = mono_get_exception_not_implemented (msg);
+ g_warning (msg);
+ g_free (msg);
+ mono_raise_exception (exc);
+ }
+ }
+
mono_mb_emit_stloc (mb, tmp_locals [i]);
} else {
mono_mb_emit_byte (mb, CEE_LDNULL);
csig->params [argnum] = &mono_defaults.int_class->byval_arg;
tmp_locals [i] = mono_mb_add_local (mb, &mono_defaults.int_class->byval_arg);
- mono_mb_emit_ldarg (mb, argnum);
- mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
- mono_mb_emit_byte (mb, CEE_MONO_FUNC1);
- if (klass->element_class == mono_defaults.string_class)
- mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_STRARRAY_STRLPARRAY);
- else
+ if (klass->element_class == mono_defaults.string_class) {
+ MonoMarshalNative encoding = mono_marshal_get_string_encoding (piinfo, spec);
+
+ mono_mb_emit_ldarg (mb, argnum);
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_FUNC1);
+
+ switch (encoding) {
+ case MONO_NATIVE_LPWSTR:
+ mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_STRARRAY_STRWLPARRAY);
+ break;
+ case MONO_NATIVE_LPSTR:
+ mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_STRARRAY_STRLPARRAY);
+ break;
+ default: {
+ char *msg = g_strdup_printf ("string array marshalling conversion %d not implemented", encoding);
+ MonoException *exc = mono_get_exception_not_implemented (msg);
+ g_warning (msg);
+ g_free (msg);
+ mono_raise_exception (exc);
+ }
+ }
+ mono_mb_emit_stloc (mb, tmp_locals [i]);
+ }
+ else if (klass->element_class->blittable) {
+ mono_mb_emit_ldarg (mb, argnum);
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_FUNC1);
+
mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_ARRAY_LPARRAY);
+ mono_mb_emit_stloc (mb, tmp_locals [i]);
+ }
+ else {
+ MonoClass *eklass;
+ guint32 label1, label2, label3;
+ int index_var, dest_ptr;
+
+ dest_ptr = mono_mb_add_local (mb, &mono_defaults.int_class->byval_arg);
+
+ /* Check null */
+ mono_mb_emit_ldarg (mb, argnum);
+ mono_mb_emit_stloc (mb, tmp_locals [i]);
+ mono_mb_emit_ldarg (mb, argnum);
+ mono_mb_emit_byte (mb, CEE_BRFALSE);
+ label1 = mb->pos;
+ mono_mb_emit_i4 (mb, 0);
+
+ /* allocate space for the native struct and store the address */
+ eklass = klass->element_class;
+ mono_mb_emit_icon (mb, mono_class_native_size (eklass, NULL));
+ mono_mb_emit_ldarg (mb, argnum);
+ mono_mb_emit_byte (mb, CEE_LDLEN);
+ mono_mb_emit_byte (mb, CEE_MUL);
+ mono_mb_emit_byte (mb, CEE_PREFIX1);
+ mono_mb_emit_byte (mb, CEE_LOCALLOC);
+ mono_mb_emit_stloc (mb, tmp_locals [i]);
+
+ mono_mb_emit_ldloc (mb, tmp_locals [i]);
+ mono_mb_emit_stloc (mb, dest_ptr);
+
+ /* Emit marshalling loop */
+ index_var = mono_mb_add_local (mb, &mono_defaults.int_class->byval_arg);
+ mono_mb_emit_byte (mb, CEE_LDC_I4_0);
+ mono_mb_emit_stloc (mb, index_var);
+ label2 = mb->pos;
+ mono_mb_emit_ldloc (mb, index_var);
+ mono_mb_emit_ldarg (mb, argnum);
+ mono_mb_emit_byte (mb, CEE_LDLEN);
+ mono_mb_emit_byte (mb, CEE_BGE);
+ label3 = mb->pos;
+ mono_mb_emit_i4 (mb, 0);
+
+ /* Emit marshalling code */
+
+ /* set the src_ptr */
+ mono_mb_emit_ldarg (mb, argnum);
+ mono_mb_emit_ldloc (mb, index_var);
+ mono_mb_emit_byte (mb, CEE_LDELEMA);
+ mono_mb_emit_i4 (mb, mono_mb_add_data (mb, eklass));
+ mono_mb_emit_byte (mb, CEE_STLOC_0);
+
+ /* set dst_ptr */
+ mono_mb_emit_ldloc (mb, dest_ptr);
+ mono_mb_emit_byte (mb, CEE_STLOC_1);
+
+ /* emit valuetype conversion code */
+ emit_struct_conv (mb, eklass, FALSE);
+
+ mono_mb_emit_add_to_local (mb, index_var, 1);
+ mono_mb_emit_add_to_local (mb, dest_ptr, mono_class_native_size (eklass, NULL));
+
+ mono_mb_emit_byte (mb, CEE_BR);
+ mono_mb_emit_i4 (mb, label2 - (mb->pos + 4));
+
+ mono_mb_patch_addr (mb, label1, mb->pos - (label1 + 4));
+ mono_mb_patch_addr (mb, label3, mb->pos - (label3 + 4));
+ }
+
+ break;
+ case MONO_TYPE_BOOLEAN: {
+ MonoType *local_type;
+ int variant_bool = 0;
+ if (!t->byref)
+ continue;
+ if (spec == NULL) {
+ local_type = &mono_defaults.int32_class->byval_arg;
+ } else {
+ switch (spec->native) {
+ case MONO_NATIVE_I1:
+ local_type = &mono_defaults.byte_class->byval_arg;
+ break;
+ case MONO_NATIVE_VARIANTBOOL:
+ local_type = &mono_defaults.int16_class->byval_arg;
+ variant_bool = 1;
+ break;
+ default:
+ g_warning ("marshalling bool as native type %x is currently not supported", spec->native);
+ break;
+ }
+ }
+ csig->params [argnum] = &mono_defaults.int_class->byval_arg;
+ tmp_locals [i] = mono_mb_add_local (mb, local_type);
+ mono_mb_emit_ldarg (mb, argnum);
+ mono_mb_emit_byte (mb, CEE_LDIND_I1);
+ if (variant_bool)
+ mono_mb_emit_byte (mb, CEE_NEG);
mono_mb_emit_stloc (mb, tmp_locals [i]);
break;
}
+ }
}
/* push all arguments */
for (i = 0; i < sig->param_count; i++) {
MonoType *t = sig->params [i];
-
- argnum = i + sig->hasthis;
+ MonoMarshalSpec *spec = mspecs [i + 1];
- switch (t->type) {
- case MONO_TYPE_BOOLEAN:
- if (t->byref)
- g_warning ("byref boolean marshalling not inplemented");
- mono_mb_emit_ldarg (mb, argnum);
- break;
- case MONO_TYPE_I1:
- case MONO_TYPE_U1:
- case MONO_TYPE_I2:
- case MONO_TYPE_U2:
- case MONO_TYPE_I4:
- case MONO_TYPE_U4:
- case MONO_TYPE_I:
- case MONO_TYPE_U:
- case MONO_TYPE_PTR:
- case MONO_TYPE_R4:
- case MONO_TYPE_R8:
- case MONO_TYPE_I8:
- case MONO_TYPE_U8:
- mono_mb_emit_ldarg (mb, argnum);
- break;
- case MONO_TYPE_VALUETYPE:
- klass = sig->params [i]->data.klass;
- if (((klass->flags & TYPE_ATTRIBUTE_LAYOUT_MASK) == TYPE_ATTRIBUTE_EXPLICIT_LAYOUT) ||
- klass->blittable || klass->enumtype) {
- mono_mb_emit_ldarg (mb, argnum);
- break;
- }
- g_assert (tmp_locals [i]);
+ if (spec && spec->native == MONO_NATIVE_CUSTOM) {
mono_mb_emit_ldloc (mb, tmp_locals [i]);
- if (!t->byref) {
- mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
- mono_mb_emit_byte (mb, CEE_MONO_LDNATIVEOBJ);
- mono_mb_emit_i4 (mb, mono_mb_add_data (mb, klass));
- }
- break;
- case MONO_TYPE_STRING:
- case MONO_TYPE_CLASS:
- case MONO_TYPE_OBJECT:
- g_assert (tmp_locals [i]);
- if (t->byref)
- mono_mb_emit_ldloc_addr (mb, tmp_locals [i]);
- else
- mono_mb_emit_ldloc (mb, tmp_locals [i]);
- break;
- case MONO_TYPE_CHAR:
- /* fixme: dont know how to marshal that. We cant simply
- * convert it to a one byte UTF8 character, because an
- * unicode character may need more that one byte in UTF8 */
- mono_mb_emit_ldarg (mb, argnum);
- break;
- case MONO_TYPE_ARRAY:
- case MONO_TYPE_SZARRAY:
- if (t->byref) {
+ }
+ else
+ if (spec && spec->native == MONO_NATIVE_ASANY) {
+ mono_mb_emit_ldloc (mb, tmp_locals [i]);
+ }
+ else {
+ argnum = i + sig->hasthis;
+
+ switch (t->type) {
+ case MONO_TYPE_BOOLEAN:
+ if (t->byref) {
+ g_assert (tmp_locals [i]);
+ mono_mb_emit_ldloc_addr (mb, tmp_locals [i]);
+ } else
+ mono_mb_emit_ldarg (mb, argnum);
+ break;
+ case MONO_TYPE_I1:
+ case MONO_TYPE_U1:
+ case MONO_TYPE_I2:
+ case MONO_TYPE_U2:
+ case MONO_TYPE_I4:
+ case MONO_TYPE_U4:
+ case MONO_TYPE_I:
+ case MONO_TYPE_U:
+ case MONO_TYPE_PTR:
+ case MONO_TYPE_R4:
+ case MONO_TYPE_R8:
+ case MONO_TYPE_I8:
+ case MONO_TYPE_U8:
mono_mb_emit_ldarg (mb, argnum);
- } else {
+ break;
+ case MONO_TYPE_VALUETYPE:
+ klass = sig->params [i]->data.klass;
+ if (((klass->flags & TYPE_ATTRIBUTE_LAYOUT_MASK) == TYPE_ATTRIBUTE_EXPLICIT_LAYOUT) ||
+ klass->blittable || klass->enumtype) {
+ mono_mb_emit_ldarg (mb, argnum);
+ break;
+ }
g_assert (tmp_locals [i]);
mono_mb_emit_ldloc (mb, tmp_locals [i]);
+ if (!t->byref) {
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_LDNATIVEOBJ);
+ mono_mb_emit_i4 (mb, mono_mb_add_data (mb, klass));
+ }
+ break;
+ case MONO_TYPE_STRING:
+ case MONO_TYPE_CLASS:
+ case MONO_TYPE_OBJECT:
+ g_assert (tmp_locals [i]);
+ if (t->byref)
+ mono_mb_emit_ldloc_addr (mb, tmp_locals [i]);
+ else
+ mono_mb_emit_ldloc (mb, tmp_locals [i]);
+ break;
+ case MONO_TYPE_CHAR:
+ /* fixme: dont know how to marshal that. We cant simply
+ * convert it to a one byte UTF8 character, because an
+ * unicode character may need more that one byte in UTF8 */
+ mono_mb_emit_ldarg (mb, argnum);
+ break;
+ case MONO_TYPE_ARRAY:
+ case MONO_TYPE_SZARRAY:
+ if (t->byref) {
+ mono_mb_emit_ldarg (mb, argnum);
+ } else {
+ g_assert (tmp_locals [i]);
+ mono_mb_emit_ldloc (mb, tmp_locals [i]);
+ }
+ break;
+ case MONO_TYPE_TYPEDBYREF:
+ case MONO_TYPE_FNPTR:
+ default:
+ g_warning ("type 0x%02x unknown", t->type);
+ g_assert_not_reached ();
}
- break;
- case MONO_TYPE_TYPEDBYREF:
- case MONO_TYPE_FNPTR:
- default:
- g_warning ("type 0x%02x unknown", t->type);
- g_assert_not_reached ();
}
}
/* call the native method */
mono_mb_emit_native_call (mb, csig, method->addr);
+ /* Set LastError if needed */
+ if (piinfo->piflags & PINVOKE_ATTRIBUTE_SUPPORTS_LAST_ERROR) {
+ MonoMethodSignature *lasterr_sig;
+
+ lasterr_sig = mono_metadata_signature_alloc (mono_defaults.corlib, 0);
+ lasterr_sig->ret = &mono_defaults.void_class->byval_arg;
+ lasterr_sig->pinvoke = 1;
+
+ mono_mb_emit_native_call (mb, lasterr_sig, mono_marshal_set_last_error);
+ }
+
/* convert the result */
if (!sig->ret->byref) {
MonoMarshalSpec *spec = mspecs [0];
case MONO_TYPE_STRING:
case MONO_TYPE_ARRAY:
case MONO_TYPE_SZARRAY:
- mono_mb_emit_byte (mb, CEE_STLOC_3);
+ case MONO_TYPE_VALUETYPE:
+ if (type == MONO_TYPE_VALUETYPE) {
+ /* local 3 can't hold a pointer */
+ mono_mb_emit_byte (mb, CEE_STLOC_0);
+ }
+ else
+ mono_mb_emit_byte (mb, CEE_STLOC_3);
mono_mb_emit_ldstr (mb, spec->data.custom_data.cookie);
mono_mb_emit_byte (mb, CEE_CALL);
mono_mb_emit_i4 (mb, mono_mb_add_data (mb, get_instance));
-
- mono_mb_emit_byte (mb, CEE_LDLOC_3);
+
+ if (type == MONO_TYPE_VALUETYPE)
+ mono_mb_emit_byte (mb, CEE_LDLOC_0);
+ else
+ mono_mb_emit_byte (mb, CEE_LDLOC_3);
mono_mb_emit_byte (mb, CEE_CALLVIRT);
mono_mb_emit_i4 (mb, mono_mb_add_data (mb, marshal_native_to_managed));
+ if (type == MONO_TYPE_VALUETYPE) {
+ mono_mb_emit_byte (mb, CEE_UNBOX);
+ mono_mb_emit_i4 (mb, mono_mb_add_data (mb, mono_class_from_mono_type (sig->ret)));
+ }
mono_mb_emit_byte (mb, CEE_STLOC_3);
break;
default:
type = sig->ret->data.klass->enum_basetype->type;
goto handle_enum;
}
-
+
if (((klass->flags & TYPE_ATTRIBUTE_LAYOUT_MASK) == TYPE_ATTRIBUTE_EXPLICIT_LAYOUT) ||
klass->blittable) {
mono_mb_emit_byte (mb, CEE_STLOC_3);
mono_mb_emit_byte (mb, CEE_MONO_FREE);
#endif
break;
- case MONO_TYPE_ARRAY:
- case MONO_TYPE_SZARRAY:
case MONO_TYPE_CLASS:
case MONO_TYPE_OBJECT:
+ klass = sig->ret->data.klass;
+
+ /* set src */
+ mono_mb_emit_byte (mb, CEE_STLOC_0);
+
+ mono_mb_emit_byte (mb, CEE_LDNULL);
+ mono_mb_emit_byte (mb, CEE_STLOC_3);
+
+
+ mono_mb_emit_byte (mb, CEE_LDLOC_0);
+ mono_mb_emit_byte (mb, CEE_BRFALSE);
+ pos = mb->pos;
+ mono_mb_emit_i4 (mb, 0);
+
+ /* allocate result object */
+
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_NEWOBJ);
+ mono_mb_emit_i4 (mb, mono_mb_add_data (mb, klass));
+ mono_mb_emit_byte (mb, CEE_STLOC_3);
+
+ /* set dst */
+
+ mono_mb_emit_byte (mb, CEE_LDLOC_3);
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_OBJADDR);
+ mono_mb_emit_icon (mb, sizeof (MonoObject));
+ mono_mb_emit_byte (mb, CEE_ADD);
+ mono_mb_emit_byte (mb, CEE_STLOC_1);
+
+ /* emit conversion code */
+ emit_struct_conv (mb, klass, TRUE);
+
+ mono_mb_patch_addr (mb, pos, mb->pos - (pos + 4));
+ break;
+ case MONO_TYPE_ARRAY:
+ case MONO_TYPE_SZARRAY:
/* fixme: we need conversions here */
mono_mb_emit_byte (mb, CEE_STLOC_3);
break;
mono_mb_emit_byte (mb, CEE_STLOC_3);
}
+ /*
+ * Need to call this after converting the result since MONO_VTADDR needs
+ * to be adjacent to the call instruction.
+ */
+ emit_thread_interrupt_checkpoint (mb);
+
/* we need to convert byref arguments back and free string arrays */
for (i = 0; i < sig->param_count; i++) {
MonoType *t = sig->params [i];
-
+ MonoMarshalSpec *spec = mspecs [i + 1];
+
argnum = i + sig->hasthis;
+ if (spec && spec->native == MONO_NATIVE_CUSTOM) {
+ MonoType *mtype;
+ MonoClass *mklass;
+ MonoMethod *get_instance;
+ MonoMethod *cleanup_native;
+
+ mtype = mono_reflection_type_from_name (spec->data.custom_data.custom_name, method->klass->image);
+ g_assert (mtype != NULL);
+ mklass = mono_class_from_mono_type (mtype);
+ g_assert (mklass != NULL);
+
+ get_instance = mono_find_method_by_name (mklass, "GetInstance", 1);
+ g_assert (get_instance);
+ cleanup_native = mono_find_method_by_name (mklass, "CleanUpNativeData", 1);
+ g_assert (get_instance);
+
+ switch (t->type) {
+ case MONO_TYPE_CLASS:
+ case MONO_TYPE_OBJECT:
+ case MONO_TYPE_STRING:
+ case MONO_TYPE_ARRAY:
+ case MONO_TYPE_SZARRAY:
+ case MONO_TYPE_VALUETYPE:
+ mono_mb_emit_ldstr (mb, spec->data.custom_data.cookie);
+
+ mono_mb_emit_byte (mb, CEE_CALL);
+ mono_mb_emit_i4 (mb, mono_mb_add_data (mb, get_instance));
+
+ mono_mb_emit_ldloc (mb, tmp_locals [i]);
+
+ mono_mb_emit_byte (mb, CEE_CALLVIRT);
+ mono_mb_emit_i4 (mb, mono_mb_add_data (mb, cleanup_native));
+
+ break;
+
+ default:
+ g_warning ("custom marshalling of type %x is currently not supported", t->type);
+ g_assert_not_reached ();
+ break;
+ }
+ continue;
+ }
+
+ if (spec && spec->native == MONO_NATIVE_ASANY) {
+ MonoMarshalNative encoding = mono_marshal_get_string_encoding (piinfo, NULL);
+
+ mono_mb_emit_ldarg (mb, argnum);
+ mono_mb_emit_ldloc (mb, tmp_locals [i]);
+ mono_mb_emit_icon (mb, encoding);
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_PROC3);
+ mono_mb_emit_byte (mb, MONO_MARSHAL_FREE_ASANY);
+ continue;
+ }
+
switch (t->type) {
case MONO_TYPE_STRING:
if (t->byref && (t->attrs & PARAM_ATTRIBUTE_OUT)) {
case MONO_TYPE_CLASS:
case MONO_TYPE_OBJECT:
if (t->data.klass == mono_defaults.stringbuilder_class) {
+ MonoMarshalNative encoding = mono_marshal_get_string_encoding (piinfo, spec);
+ gboolean need_free = TRUE;
+
g_assert (!t->byref);
mono_mb_emit_ldarg (mb, argnum);
mono_mb_emit_ldloc (mb, tmp_locals [i]);
mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
mono_mb_emit_byte (mb, CEE_MONO_PROC2);
- mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_LPSTR_SB);
- mono_mb_emit_ldloc (mb, tmp_locals [i]);
- mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
- mono_mb_emit_byte (mb, CEE_MONO_FREE);
+
+ switch (encoding) {
+ case MONO_NATIVE_LPWSTR:
+ mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_LPWSTR_SB);
+ /*
+ * mono_string_builder_to_utf16 does not allocate a
+ * new buffer, so no need to free it.
+ */
+ need_free = FALSE;
+ break;
+ case MONO_NATIVE_LPSTR:
+ mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_LPSTR_SB);
+ break;
+ case MONO_NATIVE_LPTSTR:
+ mono_mb_emit_byte (mb, MONO_MARSHAL_CONV_LPTSTR_SB);
+ break;
+ default:
+ g_assert_not_reached ();
+ }
+
+ if (need_free) {
+ mono_mb_emit_ldloc (mb, tmp_locals [i]);
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_FREE);
+ }
break;
}
- if (!t->byref)
+ if (!(t->byref || (t->attrs & PARAM_ATTRIBUTE_OUT)))
continue;
- if (t->attrs & PARAM_ATTRIBUTE_OUT) {
+ if (t->byref && (t->attrs & PARAM_ATTRIBUTE_OUT)) {
/* allocate a new object new object */
mono_mb_emit_ldarg (mb, argnum);
mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
/* dst = *argument */
mono_mb_emit_ldarg (mb, argnum);
- mono_mb_emit_byte (mb, CEE_LDIND_I);
+
+ if (t->byref)
+ mono_mb_emit_byte (mb, CEE_LDIND_I);
+
mono_mb_emit_byte (mb, CEE_STLOC_1);
mono_mb_emit_byte (mb, CEE_LDLOC_1);
klass->blittable || klass->enumtype)
break;
- /* dst = argument */
- mono_mb_emit_ldarg (mb, argnum);
- mono_mb_emit_byte (mb, CEE_STLOC_1);
+ /* dst = argument */
+ mono_mb_emit_ldarg (mb, argnum);
+ mono_mb_emit_byte (mb, CEE_STLOC_1);
+
+ mono_mb_emit_byte (mb, CEE_LDLOC_1);
+ mono_mb_emit_byte (mb, CEE_BRFALSE);
+ pos = mb->pos;
+ mono_mb_emit_i4 (mb, 0);
+
+ /* src = tmp_locals [i] */
+ mono_mb_emit_ldloc (mb, tmp_locals [i]);
+ mono_mb_emit_byte (mb, CEE_STLOC_0);
+
+ /* emit valuetype conversion code */
+ emit_struct_conv (mb, klass, TRUE);
+
+ mono_mb_patch_addr (mb, pos, mb->pos - (pos + 4));
+ break;
+ case MONO_TYPE_SZARRAY:
+ if (t->byref)
+ continue;
+
+ klass = mono_class_from_mono_type (t);
+
+ if (klass->element_class == mono_defaults.string_class) {
+ MonoMarshalNative encoding = mono_marshal_get_string_encoding (piinfo, spec);
+ g_assert (tmp_locals [i]);
+
+ mono_mb_emit_ldarg (mb, argnum);
+ mono_mb_emit_byte (mb, CEE_BRFALSE);
+ pos = mb->pos;
+ mono_mb_emit_i4 (mb, 0);
+
+ mono_mb_emit_ldloc (mb, tmp_locals [i]);
+
+ switch (encoding) {
+ case MONO_NATIVE_LPWSTR:
+ /*
+ * The array elements point to the managed string data so
+ * they don't need to be freed.
+ */
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_FREE);
+ break;
+ default:
+ mono_mb_emit_ldarg (mb, argnum);
+ mono_mb_emit_byte (mb, CEE_LDLEN);
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_PROC2);
+ mono_mb_emit_byte (mb, MONO_MARSHAL_FREE_ARRAY);
+ break;
+ }
+
+ mono_mb_patch_addr (mb, pos, mb->pos - (pos + 4));
+ }
+
+ /* Character arrays are implicitly marshalled as [Out] */
+ if ((klass->element_class == mono_defaults.char_class) || (t->attrs & PARAM_ATTRIBUTE_OUT)) {
+ /* FIXME: Optimize blittable case */
+ MonoClass *eklass;
+ guint32 label1, label2, label3;
+ int index_var, src_ptr;
+
+ eklass = klass->element_class;
+ src_ptr = mono_mb_add_local (mb, &mono_defaults.int_class->byval_arg);
+
+ /* Check null */
+ mono_mb_emit_ldarg (mb, argnum);
+ mono_mb_emit_byte (mb, CEE_BRFALSE);
+ label1 = mb->pos;
+ mono_mb_emit_i4 (mb, 0);
+
+ mono_mb_emit_ldloc (mb, tmp_locals [i]);
+ mono_mb_emit_stloc (mb, src_ptr);
+
+ /* Emit marshalling loop */
+ index_var = mono_mb_add_local (mb, &mono_defaults.int_class->byval_arg);
+ mono_mb_emit_byte (mb, CEE_LDC_I4_0);
+ mono_mb_emit_stloc (mb, index_var);
+ label2 = mb->pos;
+ mono_mb_emit_ldloc (mb, index_var);
+ mono_mb_emit_ldarg (mb, argnum);
+ mono_mb_emit_byte (mb, CEE_LDLEN);
+ mono_mb_emit_byte (mb, CEE_BGE);
+ label3 = mb->pos;
+ mono_mb_emit_i4 (mb, 0);
+
+ /* Emit marshalling code */
+
+ /* set the src_ptr */
+ mono_mb_emit_ldloc (mb, src_ptr);
+ mono_mb_emit_byte (mb, CEE_STLOC_0);
+
+ /* set dst_ptr */
+ mono_mb_emit_ldarg (mb, argnum);
+ mono_mb_emit_ldloc (mb, index_var);
+ mono_mb_emit_byte (mb, CEE_LDELEMA);
+ mono_mb_emit_i4 (mb, mono_mb_add_data (mb, eklass));
+ mono_mb_emit_byte (mb, CEE_STLOC_1);
+
+ /* emit valuetype conversion code */
+ emit_struct_conv (mb, eklass, TRUE);
+
+ mono_mb_emit_add_to_local (mb, index_var, 1);
+ mono_mb_emit_add_to_local (mb, src_ptr, mono_class_native_size (eklass, NULL));
+
+ mono_mb_emit_byte (mb, CEE_BR);
+ mono_mb_emit_i4 (mb, label2 - (mb->pos + 4));
+
+ mono_mb_patch_addr (mb, label1, mb->pos - (label1 + 4));
+ mono_mb_patch_addr (mb, label3, mb->pos - (label3 + 4));
+ }
+ break;
+ case MONO_TYPE_BOOLEAN:
+ if (!t->byref)
+ continue;
+ mono_mb_emit_ldarg (mb, argnum);
+ mono_mb_emit_ldloc (mb, tmp_locals [i]);
+ if (mspecs [i + 1] != NULL && mspecs [i + 1]->native == MONO_NATIVE_VARIANTBOOL)
+ mono_mb_emit_byte (mb, CEE_NEG);
+ mono_mb_emit_byte (mb, CEE_STIND_I1);
+ }
+ }
+
+ if (!MONO_TYPE_IS_VOID(sig->ret))
+ mono_mb_emit_byte (mb, CEE_LDLOC_3);
+
+ mono_mb_emit_byte (mb, CEE_RET);
+
+ csig = mono_metadata_signature_dup (sig);
+ csig->pinvoke = 0;
+ res = mono_mb_create_and_cache (cache, method,
+ mb, csig, csig->param_count + 16);
+ mono_mb_free (mb);
+
+ for (i = sig->param_count; i >= 0; i--)
+ g_free (mspecs [i]);
+ g_free (mspecs);
+
+ //printf ("CODE FOR %s: \n%s.\n", mono_method_full_name (res, TRUE), mono_disasm_code (0, res, ((MonoMethodNormal*)res)->header->code, ((MonoMethodNormal*)res)->header->code + ((MonoMethodNormal*)res)->header->code_size));
+
+ return res;
+}
+
+void
+mono_upgrade_remote_class_wrapper (MonoReflectionType *rtype, MonoTransparentProxy *tproxy);
+
+static MonoReflectionType *
+type_from_handle (MonoType *handle)
+{
+ MonoDomain *domain = mono_domain_get ();
+ MonoClass *klass = mono_class_from_mono_type (handle);
+
+ MONO_ARCH_SAVE_REGS;
+
+ mono_class_init (klass);
+ return mono_type_get_object (domain, handle);
+}
+
+/*
+ * mono_marshal_get_isinst:
+ * @klass: the type of the field
+ *
+ * This method generates a function which can be used to check if an object is
+ * an instance of the given type, icluding the case where the object is a proxy.
+ * The generated function has the following signature:
+ * MonoObject* __isinst_wrapper_ (MonoObject *obj)
+ */
+MonoMethod *
+mono_marshal_get_isinst (MonoClass *klass)
+{
+ static MonoMethodSignature *isint_sig = NULL;
+ static GHashTable *isinst_hash = NULL;
+ MonoMethod *res;
+ int pos_was_ok, pos_failed, pos_end, pos_end2;
+ char *name;
+ MonoMethodBuilder *mb;
+
+ EnterCriticalSection (&marshal_mutex);
+ if (!isinst_hash)
+ isinst_hash = g_hash_table_new (NULL, NULL);
+
+ res = g_hash_table_lookup (isinst_hash, klass);
+ LeaveCriticalSection (&marshal_mutex);
+ if (res)
+ return res;
+
+ if (!isint_sig) {
+ isint_sig = mono_metadata_signature_alloc (mono_defaults.corlib, 1);
+ isint_sig->params [0] = &mono_defaults.object_class->byval_arg;
+ isint_sig->ret = &mono_defaults.object_class->byval_arg;
+ isint_sig->pinvoke = 0;
+ }
+
+ name = g_strdup_printf ("__isinst_wrapper_%s", klass->name);
+ mb = mono_mb_new (mono_defaults.object_class, name, MONO_WRAPPER_UNKNOWN);
+ g_free (name);
+
+ mb->method->save_lmf = 1;
+
+ /* check if the object is a proxy that needs special cast */
+ mono_mb_emit_ldarg (mb, 0);
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_CISINST);
+ mono_mb_emit_i4 (mb, mono_mb_add_data (mb, klass));
+
+ /* The result of MONO_ISINST can be:
+ 0) the type check succeeded
+ 1) the type check did not succeed
+ 2) a CanCastTo call is needed */
+
+ mono_mb_emit_byte (mb, CEE_DUP);
+ pos_was_ok = mono_mb_emit_branch (mb, CEE_BRFALSE);
+
+ mono_mb_emit_byte (mb, CEE_LDC_I4_2);
+ pos_failed = mono_mb_emit_branch (mb, CEE_BNE_UN);
+
+ /* get the real proxy from the transparent proxy*/
+
+ mono_mb_emit_ldarg (mb, 0);
+ mono_mb_emit_managed_call (mb, mono_marshal_get_proxy_cancast (klass), NULL);
+ pos_end = mono_mb_emit_branch (mb, CEE_BR);
+
+ /* fail */
+
+ mono_mb_patch_addr (mb, pos_failed, mb->pos - (pos_failed + 4));
+ mono_mb_emit_byte (mb, CEE_LDNULL);
+ pos_end2 = mono_mb_emit_branch (mb, CEE_BR);
+
+ /* success */
+
+ mono_mb_patch_addr (mb, pos_was_ok, mb->pos - (pos_was_ok + 4));
+ mono_mb_emit_byte (mb, CEE_POP);
+ mono_mb_emit_ldarg (mb, 0);
+
+ /* the end */
+
+ mono_mb_patch_addr (mb, pos_end, mb->pos - (pos_end + 4));
+ mono_mb_patch_addr (mb, pos_end2, mb->pos - (pos_end2 + 4));
+ mono_mb_emit_byte (mb, CEE_RET);
+
+ res = mono_mb_create_and_cache (isinst_hash, klass, mb, isint_sig, isint_sig->param_count + 16);
+ mono_mb_free (mb);
+
+ return res;
+}
+
+/*
+ * mono_marshal_get_castclass:
+ * @klass: the type of the field
+ *
+ * This method generates a function which can be used to cast an object to
+ * an instance of the given type, icluding the case where the object is a proxy.
+ * The generated function has the following signature:
+ * MonoObject* __castclass_wrapper_ (MonoObject *obj)
+ */
+MonoMethod *
+mono_marshal_get_castclass (MonoClass *klass)
+{
+ static MonoMethodSignature *castclass_sig = NULL;
+ static GHashTable *castclass_hash = NULL;
+ MonoMethod *res;
+ int pos_was_ok, pos_was_ok2;
+ char *name;
+ MonoMethodBuilder *mb;
+
+ EnterCriticalSection (&marshal_mutex);
+ if (!castclass_hash)
+ castclass_hash = g_hash_table_new (NULL, NULL);
+
+ res = g_hash_table_lookup (castclass_hash, klass);
+ LeaveCriticalSection (&marshal_mutex);
+ if (res)
+ return res;
+
+ if (!castclass_sig) {
+ castclass_sig = mono_metadata_signature_alloc (mono_defaults.corlib, 1);
+ castclass_sig->params [0] = &mono_defaults.object_class->byval_arg;
+ castclass_sig->ret = &mono_defaults.object_class->byval_arg;
+ castclass_sig->pinvoke = 0;
+ }
+
+ name = g_strdup_printf ("__castclass_wrapper_%s", klass->name);
+ mb = mono_mb_new (mono_defaults.object_class, name, MONO_WRAPPER_UNKNOWN);
+ g_free (name);
+
+ mb->method->save_lmf = 1;
+
+ /* check if the object is a proxy that needs special cast */
+ mono_mb_emit_ldarg (mb, 0);
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_CCASTCLASS);
+ mono_mb_emit_i4 (mb, mono_mb_add_data (mb, klass));
+
+ /* The result of MONO_ISINST can be:
+ 0) the cast is valid
+ 1) cast of unknown proxy type
+ or an exception if the cast is is invalid
+ */
+
+ pos_was_ok = mono_mb_emit_branch (mb, CEE_BRFALSE);
+
+ /* get the real proxy from the transparent proxy*/
- mono_mb_emit_byte (mb, CEE_LDLOC_1);
- mono_mb_emit_byte (mb, CEE_BRFALSE);
- pos = mb->pos;
- mono_mb_emit_i4 (mb, 0);
+ mono_mb_emit_ldarg (mb, 0);
+ mono_mb_emit_managed_call (mb, mono_marshal_get_proxy_cancast (klass), NULL);
+ pos_was_ok2 = mono_mb_emit_branch (mb, CEE_BRTRUE);
+
+ /* fail */
+ mono_mb_emit_exception (mb, "InvalidCastException", NULL);
+
+ /* success */
+ mono_mb_patch_addr (mb, pos_was_ok, mb->pos - (pos_was_ok + 4));
+ mono_mb_patch_addr (mb, pos_was_ok2, mb->pos - (pos_was_ok2 + 4));
+ mono_mb_emit_ldarg (mb, 0);
+
+ /* the end */
+ mono_mb_emit_byte (mb, CEE_RET);
- /* src = tmp_locals [i] */
- mono_mb_emit_ldloc (mb, tmp_locals [i]);
- mono_mb_emit_byte (mb, CEE_STLOC_0);
+ res = mono_mb_create_and_cache (castclass_hash, klass, mb, castclass_sig, castclass_sig->param_count + 16);
+ mono_mb_free (mb);
- /* emit valuetype conversion code */
- emit_struct_conv (mb, klass, TRUE);
-
- mono_mb_patch_addr (mb, pos, mb->pos - (pos + 4));
- break;
- case MONO_TYPE_SZARRAY:
- if (t->byref)
- continue;
-
- klass = mono_class_from_mono_type (t);
-
- if (klass->element_class == mono_defaults.string_class) {
- g_assert (tmp_locals [i]);
+ return res;
+}
- mono_mb_emit_ldarg (mb, argnum);
- mono_mb_emit_byte (mb, CEE_BRFALSE);
- pos = mb->pos;
- mono_mb_emit_i4 (mb, 0);
+MonoMethod *
+mono_marshal_get_proxy_cancast (MonoClass *klass)
+{
+ static MonoMethodSignature *from_handle_sig = NULL;
+ static MonoMethodSignature *upgrade_proxy_sig = NULL;
+ static MonoMethodSignature *isint_sig = NULL;
+ static GHashTable *proxy_isinst_hash = NULL;
+ MonoMethod *res;
+ int pos_failed, pos_end;
+ char *name;
+ MonoMethod *can_cast_to;
+ MonoMethodDesc *desc;
+ MonoMethodBuilder *mb;
- mono_mb_emit_ldloc (mb, tmp_locals [i]);
- mono_mb_emit_ldarg (mb, argnum);
- mono_mb_emit_byte (mb, CEE_LDLEN);
- mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
- mono_mb_emit_byte (mb, CEE_MONO_PROC2);
- mono_mb_emit_byte (mb, MONO_MARSHAL_FREE_ARRAY);
+ EnterCriticalSection (&marshal_mutex);
+ if (!proxy_isinst_hash)
+ proxy_isinst_hash = g_hash_table_new (NULL, NULL);
+
+ res = g_hash_table_lookup (proxy_isinst_hash, klass);
+ LeaveCriticalSection (&marshal_mutex);
+ if (res)
+ return res;
- mono_mb_patch_addr (mb, pos, mb->pos - (pos + 4));
- }
+ if (!isint_sig) {
+ upgrade_proxy_sig = mono_metadata_signature_alloc (mono_defaults.corlib, 2);
+ upgrade_proxy_sig->params [0] = &mono_defaults.object_class->byval_arg;
+ upgrade_proxy_sig->params [1] = &mono_defaults.object_class->byval_arg;
+ upgrade_proxy_sig->ret = &mono_defaults.void_class->byval_arg;
+ upgrade_proxy_sig->pinvoke = 1;
- break;
- }
+ from_handle_sig = mono_metadata_signature_alloc (mono_defaults.corlib, 1);
+ from_handle_sig->params [0] = &mono_defaults.object_class->byval_arg;
+ from_handle_sig->ret = &mono_defaults.object_class->byval_arg;
+
+ isint_sig = mono_metadata_signature_alloc (mono_defaults.corlib, 1);
+ isint_sig->params [0] = &mono_defaults.object_class->byval_arg;
+ isint_sig->ret = &mono_defaults.object_class->byval_arg;
+ isint_sig->pinvoke = 0;
}
+
+ name = g_strdup_printf ("__proxy_isinst_wrapper_%s", klass->name);
+ mb = mono_mb_new (mono_defaults.object_class, name, MONO_WRAPPER_UNKNOWN);
+ g_free (name);
+
+ mb->method->save_lmf = 1;
+ /* get the real proxy from the transparent proxy*/
+ mono_mb_emit_ldarg (mb, 0);
+ mono_mb_emit_ldflda (mb, G_STRUCT_OFFSET (MonoTransparentProxy, rp));
+ mono_mb_emit_byte (mb, CEE_LDIND_I);
+
+ /* get the refletion type from the type handle */
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_LDPTR);
+ mono_mb_emit_i4 (mb, mono_mb_add_data (mb, &klass->byval_arg));
+ mono_mb_emit_native_call (mb, from_handle_sig, type_from_handle);
+
+ mono_mb_emit_ldarg (mb, 0);
+
+ /* make the call to CanCastTo (type, ob) */
+ desc = mono_method_desc_new ("IRemotingTypeInfo:CanCastTo", FALSE);
+ can_cast_to = mono_method_desc_search_in_class (desc, mono_defaults.iremotingtypeinfo_class);
+ g_assert (can_cast_to);
+ mono_method_desc_free (desc);
+ mono_mb_emit_byte (mb, CEE_CALLVIRT);
+ mono_mb_emit_i4 (mb, mono_mb_add_data (mb, can_cast_to));
- if (!MONO_TYPE_IS_VOID(sig->ret))
- mono_mb_emit_byte (mb, CEE_LDLOC_3);
+
+ pos_failed = mono_mb_emit_branch (mb, CEE_BRFALSE);
+ /* Upgrade the proxy vtable by calling: mono_upgrade_remote_class_wrapper (type, ob)*/
+ mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
+ mono_mb_emit_byte (mb, CEE_MONO_LDPTR);
+ mono_mb_emit_i4 (mb, mono_mb_add_data (mb, &klass->byval_arg));
+ mono_mb_emit_native_call (mb, from_handle_sig, type_from_handle);
+ mono_mb_emit_ldarg (mb, 0);
+
+ mono_mb_emit_native_call (mb, upgrade_proxy_sig, mono_upgrade_remote_class_wrapper);
+ emit_thread_interrupt_checkpoint (mb);
+
+ mono_mb_emit_ldarg (mb, 0);
+ pos_end = mono_mb_emit_branch (mb, CEE_BR);
+
+ /* fail */
+
+ mono_mb_patch_addr (mb, pos_failed, mb->pos - (pos_failed + 4));
+ mono_mb_emit_byte (mb, CEE_LDNULL);
+
+ /* the end */
+
+ mono_mb_patch_addr (mb, pos_end, mb->pos - (pos_end + 4));
mono_mb_emit_byte (mb, CEE_RET);
- csig = g_memdup (sig, sigsize);
- csig->pinvoke = 0;
- res = mono_mb_create_method (mb, csig, csig->param_count + 16);
+ res = mono_mb_create_and_cache (proxy_isinst_hash, klass, mb, isint_sig, isint_sig->param_count + 16);
mono_mb_free (mb);
- g_hash_table_insert (cache, method, res);
-
- for (i = sig->param_count; i >= 0; i--)
- g_free (mspecs [i]);
- g_free (mspecs);
-
return res;
}
-/*
+void
+mono_upgrade_remote_class_wrapper (MonoReflectionType *rtype, MonoTransparentProxy *tproxy)
+{
+ MonoClass *klass;
+ klass = mono_class_from_mono_type (rtype->type);
+ mono_upgrade_remote_class (((MonoObject*)tproxy)->vtable->domain, tproxy->remote_class, klass);
+ ((MonoObject*)tproxy)->vtable = tproxy->remote_class->vtable;
+}
+
+/**
+ * mono_marshal_get_struct_to_ptr:
+ * @klass:
+ *
* generates IL code for StructureToPtr (object structure, IntPtr ptr, bool fDeleteOld)
*/
MonoMethod *
return res;
}
-/*
+/**
+ * mono_marshal_get_ptr_to_struct:
+ * @klass:
+ *
* generates IL code for PtrToStructure (IntPtr src, object structure)
*/
MonoMethod *
return res;
}
-static MonoReflectionType *
-type_from_handle (MonoType *handle)
-{
- MonoDomain *domain = mono_domain_get ();
- MonoClass *klass = mono_class_from_mono_type (handle);
-
- MONO_ARCH_SAVE_REGS;
-
- mono_class_init (klass);
- return mono_type_get_object (domain, handle);
-}
-
/*
* generates IL code for the synchronized wrapper: the generated method
* calls METHOD while locking 'this' or the parent type.
return method;
cache = method->klass->image->synchronized_cache;
- if ((res = (MonoMethod *)g_hash_table_lookup (cache, method)))
+ if ((res = mono_marshal_find_in_cache (cache, method)))
return res;
sig = method->signature;
mono_mb_emit_ldloc (mb, ret_local);
mono_mb_emit_byte (mb, CEE_RET);
- res = mono_mb_create_method (mb, sig, sig->param_count + 16);
+ res = mono_mb_create_and_cache (cache, method,
+ mb, sig, sig->param_count + 16);
mono_mb_free (mb);
header = ((MonoMethodNormal *)res)->header;
header->num_clauses = 1;
header->clauses = clause;
- g_hash_table_insert (cache, method, res);
-
return res;
}
return result;
}
+void *
+mono_marshal_string_array_to_unicode (MonoArray *array)
+{
+ gunichar2 **result;
+ int i, len;
+
+ if (!array)
+ return NULL;
+
+ len = mono_array_length (array);
+
+ result = g_malloc (sizeof (gunichar2 *) * (len + 1));
+ for (i = 0; i < len; ++i) {
+ MonoString *s = (MonoString *)mono_array_get (array, gpointer, i);
+ result [i] = s ? mono_string_chars (s) : NULL;
+ }
+ /* null terminate the array */
+ result [i] = NULL;
+
+ return result;
+}
+
+/**
+ * mono_marshal_set_last_error:
+ *
+ * This function is invoked to set the last error value from a P/Invoke call
+ * which has SetLastError set.
+ */
+void
+mono_marshal_set_last_error (void)
+{
+#ifdef WIN32
+ TlsSetValue (last_error_tls_id, (gpointer)GetLastError ());
+#else
+ TlsSetValue (last_error_tls_id, (gpointer)errno);
+#endif
+}
+
void
ves_icall_System_Runtime_InteropServices_Marshal_copy_to_unmanaged (MonoArray *src, gint32 start_index,
gpointer dest, gint32 length)
memcpy (dest_addr, src, length * element_size);
}
+#if NO_UNALIGNED_ACCESS
+#define RETURN_UNALIGNED(type, addr) \
+ { \
+ type val; \
+ memcpy(&val, p + offset, sizeof(val)); \
+ return val; \
+ }
+#define WRITE_UNALIGNED(type, addr, val) \
+ memcpy(addr, &val, sizeof(type))
+#else
+#define RETURN_UNALIGNED(type, addr) \
+ return *(type*)(p + offset);
+#define WRITE_UNALIGNED(type, addr, val) \
+ (*(type *)(addr) = (val))
+#endif
+
gpointer
ves_icall_System_Runtime_InteropServices_Marshal_ReadIntPtr (gpointer ptr, gint32 offset)
{
MONO_ARCH_SAVE_REGS;
- return *(gpointer*)(p + offset);
+ RETURN_UNALIGNED(gpointer, p + offset);
}
unsigned char
MONO_ARCH_SAVE_REGS;
- return *(gint16*)(p + offset);
+ RETURN_UNALIGNED(gint16, p + offset);
}
gint32
MONO_ARCH_SAVE_REGS;
- return *(gint32*)(p + offset);
+ RETURN_UNALIGNED(gint32, p + offset);
}
gint64
MONO_ARCH_SAVE_REGS;
- return *(gint64*)(p + offset);
+ RETURN_UNALIGNED(gint64, p + offset);
}
void
MONO_ARCH_SAVE_REGS;
- *(gpointer*)(p + offset) = val;
+ WRITE_UNALIGNED(gpointer, p + offset, val);
}
void
MONO_ARCH_SAVE_REGS;
- *(gint16*)(p + offset) = val;
+ WRITE_UNALIGNED(gint16, p + offset, val);
}
void
MONO_ARCH_SAVE_REGS;
- *(gint32*)(p + offset) = val;
+ WRITE_UNALIGNED(gint32, p + offset, val);
}
void
MONO_ARCH_SAVE_REGS;
- *(gint64*)(p + offset) = val;
+ WRITE_UNALIGNED(gint64, p + offset, val);
}
MonoString *
{
MONO_ARCH_SAVE_REGS;
- return mono_string_new (mono_domain_get (), ptr);
+ if (ptr == NULL)
+ return mono_string_new (mono_domain_get (), "");
+ else
+ return mono_string_new (mono_domain_get (), ptr);
}
MonoString *
{
MONO_ARCH_SAVE_REGS;
- return mono_string_new_len (mono_domain_get (), ptr, len);
+ if (ptr == NULL)
+ return mono_string_new (mono_domain_get (), "");
+ else
+ return mono_string_new_len (mono_domain_get (), ptr, len);
}
MonoString *
MONO_ARCH_SAVE_REGS;
+ if (ptr == NULL)
+ return mono_string_new (mono_domain_get (), "");
+
while (*t++)
len++;
MONO_ARCH_SAVE_REGS;
- return mono_string_new_utf16 (domain, ptr, len);
+ if (ptr == NULL)
+ return mono_string_new (mono_domain_get (), "");
+ else
+ return mono_string_new_utf16 (domain, ptr, len);
}
MonoString *
{
MONO_ARCH_SAVE_REGS;
- return (GetLastError ());
+ return ((guint32)TlsGetValue (last_error_tls_id));
}
guint32
ves_icall_System_Runtime_InteropServices_Marshal_SizeOf (MonoReflectionType *rtype)
{
MonoClass *klass;
+ MonoType *type;
+ guint32 layout;
MONO_ARCH_SAVE_REGS;
MONO_CHECK_ARG_NULL (rtype);
- klass = mono_class_from_mono_type (rtype->type);
+ type = rtype->type;
+ klass = mono_class_from_mono_type (type);
+ layout = (klass->flags & TYPE_ATTRIBUTE_LAYOUT_MASK);
+
+ if (layout == TYPE_ATTRIBUTE_AUTO_LAYOUT) {
+ gchar *msg;
+ MonoException *exc;
+
+ msg = g_strdup_printf ("Type %s cannot be marshaled as an unmanaged structure.", klass->name);
+ exc = mono_get_exception_argument ("t", msg);
+ g_free (msg);
+ mono_raise_exception (exc);
+ }
+
return mono_class_native_size (klass, NULL);
}
{
MONO_ARCH_SAVE_REGS;
- return g_memdup (mono_string_chars (string), mono_string_length (string)*2);
+ if (string == NULL)
+ return NULL;
+ else
+ return g_memdup (mono_string_chars (string), mono_string_length (string)*2);
}
static void
mono_struct_delete_old (klass, (char *)src);
}
+void*
+ves_icall_System_Runtime_InteropServices_Marshal_AllocCoTaskMem (int size)
+{
+ /* FIXME: Call AllocCoTaskMem under windows */
+ MONO_ARCH_SAVE_REGS;
+
+ return g_try_malloc ((gulong)size);
+}
+
+void
+ves_icall_System_Runtime_InteropServices_Marshal_FreeCoTaskMem (void *ptr)
+{
+ /* FIXME: Call FreeCoTaskMem under windows */
+ MONO_ARCH_SAVE_REGS;
+
+ g_free (ptr);
+}
+
+void*
+ves_icall_System_Runtime_InteropServices_Marshal_UnsafeAddrOfPinnedArrayElement (MonoArray *arrayobj, int index)
+{
+ return mono_array_addr_with_size (arrayobj, mono_array_element_size (arrayobj->obj.vtable->klass), index);
+}
+
MonoMarshalType *
mono_marshal_load_type_info (MonoClass* klass)
{
- int i, j, count = 0, native_size = 0;
+ int i, j, count = 0, native_size = 0, min_align = 1;
MonoMarshalType *info;
guint32 layout;
for (i = 0; i < klass->field.count; ++i) {
if (klass->fields [i].type->attrs & FIELD_ATTRIBUTE_STATIC)
continue;
+ if (mono_field_is_deleted (&klass->fields [i]))
+ continue;
count++;
}
if (klass->fields [i].type->attrs & FIELD_ATTRIBUTE_STATIC)
continue;
+ if (mono_field_is_deleted (&klass->fields [i]))
+ continue;
if (klass->fields [i].type->attrs & FIELD_ATTRIBUTE_HAS_FIELD_MARSHAL)
mono_metadata_field_info (klass->image, klass->field.first + i,
NULL, NULL, &info->fields [j].mspec);
info->fields [j].field = &klass->fields [i];
+ if ((klass->field.count == 1) && (klass->instance_size == sizeof (MonoObject)) &&
+ (strcmp (klass->fields [i].name, "$PRIVATE$") == 0)) {
+ /* This field is a hack inserted by MCS to empty structures */
+ continue;
+ }
+
switch (layout) {
case TYPE_ATTRIBUTE_AUTO_LAYOUT:
case TYPE_ATTRIBUTE_SEQUENTIAL_LAYOUT:
size = mono_marshal_type_size (klass->fields [i].type, info->fields [j].mspec,
&align, TRUE, klass->unicode);
- align = klass->packing_size ? MIN (klass->packing_size, align): align;
+ align = klass->packing_size ? MIN (klass->packing_size, align): align;
+ min_align = MAX (align, min_align);
info->fields [j].offset = info->native_size;
info->fields [j].offset += align - 1;
info->fields [j].offset &= ~(align - 1);
info->native_size = MAX (native_size, info->native_size);
}
- if (info->native_size & (klass->min_align - 1)) {
- info->native_size += klass->min_align - 1;
- info->native_size &= ~(klass->min_align - 1);
+ if (info->native_size & (min_align - 1)) {
+ info->native_size += min_align - 1;
+ info->native_size &= ~(min_align - 1);
}
return klass->marshal_info;
return 0;
}
+/* __alignof__ returns the preferred alignment of values not the actual alignment used by
+ the compiler so is wrong e.g. for Linux where doubles are aligned on a 4 byte boundary
+ but __alignof__ returns 8 - using G_STRUCT_OFFSET works better */
+#define ALIGNMENT(type) G_STRUCT_OFFSET(struct { char c; type x; }, x)
+
gint32
mono_marshal_type_size (MonoType *type, MonoMarshalSpec *mspec, gint32 *align,
gboolean as_field, gboolean unicode)
return 1;
case MONO_NATIVE_I2:
case MONO_NATIVE_U2:
+ case MONO_NATIVE_VARIANTBOOL:
*align = 2;
return 2;
case MONO_NATIVE_I4:
return 4;
case MONO_NATIVE_I8:
case MONO_NATIVE_U8:
- *align = 4;
+ *align = ALIGNMENT(guint64);
return 8;
case MONO_NATIVE_R4:
*align = 4;
return 4;
case MONO_NATIVE_R8:
- *align = 4;
+ *align = ALIGNMENT(double);
return 8;
case MONO_NATIVE_INT:
case MONO_NATIVE_UINT:
case MONO_NATIVE_IDISPATCH:
case MONO_NATIVE_INTERFACE:
case MONO_NATIVE_ASANY:
- case MONO_NATIVE_VARIANTBOOL:
case MONO_NATIVE_FUNC:
case MONO_NATIVE_LPSTRUCT:
- *align = 4;
+ *align = ALIGNMENT(gpointer);
return sizeof (gpointer);
case MONO_NATIVE_STRUCT:
klass = mono_class_from_mono_type (type);
return 0;
}
+gpointer
+mono_marshal_asany (MonoObject *o, MonoMarshalNative string_encoding)
+{
+ MonoType *t;
+ MonoClass *klass;
+
+ if (o == NULL)
+ return NULL;
+
+ t = &o->vtable->klass->byval_arg;
+ switch (t->type) {
+ case MONO_TYPE_I4:
+ case MONO_TYPE_U4:
+ case MONO_TYPE_PTR:
+ case MONO_TYPE_I1:
+ case MONO_TYPE_U1:
+ case MONO_TYPE_BOOLEAN:
+ case MONO_TYPE_I2:
+ case MONO_TYPE_U2:
+ case MONO_TYPE_CHAR:
+ case MONO_TYPE_I8:
+ case MONO_TYPE_U8:
+ case MONO_TYPE_R4:
+ case MONO_TYPE_R8:
+ return mono_object_unbox (o);
+ break;
+ case MONO_TYPE_STRING:
+ switch (string_encoding) {
+ case MONO_NATIVE_LPWSTR:
+ return mono_string_to_utf16 ((MonoString*)o);
+ break;
+ case MONO_NATIVE_LPSTR:
+ return mono_string_to_utf8 ((MonoString*)o);
+ break;
+ default:
+ g_warning ("marshaling conversion %d not implemented", string_encoding);
+ g_assert_not_reached ();
+ }
+ break;
+ case MONO_TYPE_CLASS:
+ case MONO_TYPE_VALUETYPE: {
+ MonoMethod *method;
+ gpointer pa [3];
+ gpointer res;
+ MonoBoolean delete_old = FALSE;
+
+ klass = t->data.klass;
+
+ if ((klass->flags & TYPE_ATTRIBUTE_LAYOUT_MASK) == TYPE_ATTRIBUTE_AUTO_LAYOUT)
+ break;
+
+ if (((klass->flags & TYPE_ATTRIBUTE_LAYOUT_MASK) == TYPE_ATTRIBUTE_EXPLICIT_LAYOUT) ||
+ klass->blittable || klass->enumtype)
+ return mono_object_unbox (o);
+
+ res = g_malloc0 (mono_class_native_size (klass, NULL));
+
+ method = mono_marshal_get_struct_to_ptr (o->vtable->klass);
+
+ pa [0] = o;
+ pa [1] = &res;
+ pa [2] = &delete_old;
+
+ mono_runtime_invoke (method, NULL, pa, NULL);
+
+ return res;
+ }
+ }
+
+ mono_raise_exception (mono_get_exception_argument ("", "No PInvoke conversion exists for value passed to Object-typed parameter."));
+
+ return NULL;
+}
+
+void
+mono_marshal_free_asany (MonoObject *o, gpointer ptr, MonoMarshalNative string_encoding)
+{
+ MonoType *t;
+ MonoClass *klass;
+
+ /* FIXME: Free embedded data as well */
+
+ if (o == NULL)
+ return;
+
+ t = &o->vtable->klass->byval_arg;
+ switch (t->type) {
+ case MONO_TYPE_STRING:
+ switch (string_encoding) {
+ case MONO_NATIVE_LPWSTR:
+ g_free (ptr);
+ break;
+ case MONO_NATIVE_LPSTR:
+ g_free (ptr);
+ break;
+ default:
+ g_warning ("marshaling conversion %d not implemented", string_encoding);
+ g_assert_not_reached ();
+ }
+ break;
+ case MONO_TYPE_CLASS:
+ case MONO_TYPE_VALUETYPE: {
+ klass = t->data.klass;
+
+ if (((klass->flags & TYPE_ATTRIBUTE_LAYOUT_MASK) == TYPE_ATTRIBUTE_EXPLICIT_LAYOUT) ||
+ klass->blittable || klass->enumtype)
+ break;
+
+ g_free (ptr);
+ break;
+ }
+ default:
+ break;
+ }
+}
+
projects / mono.git / blobdiff