* Author:
* Paolo Molaro (lupus@ximian.com)
*
- * (C) 2002 Ximian, Inc. http://www.ximian.com
+ * Copyright 2002-2003 Ximian, Inc (http://www.ximian.com)
+ * Copyright 2004-2009 Novell, Inc (http://www.novell.com)
*
*/
#include "config.h"
+#ifdef HAVE_ALLOCA_H
+#include <alloca.h>
+#endif
+
#include "object.h"
#include "loader.h"
#include "cil-coff.h"
#include "mono/metadata/string-icalls.h"
#include "mono/metadata/attrdefs.h"
#include "mono/metadata/gc-internal.h"
+#include "mono/metadata/cominterop.h"
#include "mono/utils/mono-counters.h"
#include <string.h>
#include <errno.h>
MONO_MARSHAL_SERIALIZE /* Value needs to be serialized into the new domain */
} MonoXDomainMarshalType;
-typedef enum {
- MONO_COM_DEFAULT,
- MONO_COM_MS
-} MonoCOMProvider;
-
-static MonoCOMProvider com_provider = MONO_COM_DEFAULT;
-
enum {
#include "mono/cil/opcode.def"
LAST = 0xff
#define mono_marshal_unlock() LeaveCriticalSection (&marshal_mutex)
static CRITICAL_SECTION marshal_mutex;
-/* This mutex protects the various cominterop related caches in MonoImage */
-#define mono_cominterop_lock() EnterCriticalSection (&cominterop_mutex)
-#define mono_cominterop_unlock() LeaveCriticalSection (&cominterop_mutex)
-static CRITICAL_SECTION cominterop_mutex;
-
static guint32 last_error_tls_id;
static guint32 load_type_info_tls_id;
static gpointer
mono_string_to_lpstr (MonoString *string_obj);
-static MonoString *
-mono_string_from_bstr (gpointer bstr);
-
-static void
-mono_free_bstr (gpointer bstr);
-
static MonoStringBuilder *
mono_string_utf8_to_builder2 (char *text);
static void
mono_marshal_set_last_error_windows (int error);
-static void
-mono_marshal_emit_native_wrapper (MonoImage *image, MonoMethodBuilder *mb, MonoMethodSignature *sig, MonoMethodPInvoke *piinfo, MonoMarshalSpec **mspecs, gpointer func, gboolean aot, gboolean check_exceptions);
-
static void init_safe_handle (void);
/* MonoMethod pointers to SafeHandle::DangerousAddRef and ::DangerousRelease */
return sig;
}
-/* Begin COM Interop related stuff until seperate file */
-
-
-/* STDCALL on windows, CDECL everywhere else to work with XPCOM and MainWin COM */
-#ifdef PLATFORM_WIN32
-#define STDCALL __stdcall
-#else
-#define STDCALL
-#endif
-
-/* Upon creation of a CCW, only allocate a weak handle and set the
- * reference count to 0. If the unmanaged client code decides to addref and
- * hold onto the CCW, I then allocate a strong handle. Once the reference count
- * goes back to 0, convert back to a weak handle.
- */
-typedef struct {
- guint32 ref_count;
- guint32 gc_handle;
- GHashTable* vtable_hash;
-#ifdef PLATFORM_WIN32
- gpointer free_marshaler;
-#endif
-} MonoCCW;
-
-/* This type is the actual pointer passed to unmanaged code
- * to represent a COM interface.
- */
-typedef struct {
- gpointer vtable;
- MonoCCW* ccw;
-} MonoCCWInterface;
-
-#ifndef DISABLE_COM
-
-/* IUnknown */
-static int STDCALL cominterop_ccw_addref (MonoCCWInterface* ccwe);
-
-static int STDCALL cominterop_ccw_release (MonoCCWInterface* ccwe);
-
-static int STDCALL cominterop_ccw_queryinterface (MonoCCWInterface* ccwe, guint8* riid, gpointer* ppv);
-
-/* IDispatch */
-static int STDCALL cominterop_ccw_get_type_info_count (MonoCCWInterface* ccwe, guint32 *pctinfo);
-
-static int STDCALL cominterop_ccw_get_type_info (MonoCCWInterface* ccwe, guint32 iTInfo, guint32 lcid, gpointer *ppTInfo);
-
-static int STDCALL cominterop_ccw_get_ids_of_names (MonoCCWInterface* ccwe, gpointer riid,
- gunichar2** rgszNames, guint32 cNames,
- guint32 lcid, gint32 *rgDispId);
-
-static int STDCALL cominterop_ccw_invoke (MonoCCWInterface* ccwe, guint32 dispIdMember,
- gpointer riid, guint32 lcid,
- guint16 wFlags, gpointer pDispParams,
- gpointer pVarResult, gpointer pExcepInfo,
- guint32 *puArgErr);
-
-static MonoMethod *
-cominterop_get_managed_wrapper_adjusted (MonoMethod *method);
-
-static gpointer
-cominterop_get_ccw (MonoObject* object, MonoClass* itf);
-
-static MonoObject*
-cominterop_get_ccw_object (MonoCCWInterface* ccw_entry, gboolean verify);
-
-/**
- * cominterop_method_signature:
- * @method: a method
- *
- * Returns: the corresponding unmanaged method signature for a managed COM
- * method.
- */
-static MonoMethodSignature*
-cominterop_method_signature (MonoMethod* method)
-{
- MonoMethodSignature *res;
- MonoImage *image = method->klass->image;
- MonoMethodSignature *sig = mono_method_signature (method);
- gboolean preserve_sig = method->iflags & METHOD_IMPL_ATTRIBUTE_PRESERVE_SIG;
- int sigsize;
- int i;
- int param_count = sig->param_count + 1; // convert this arg into IntPtr arg
-
- if (!preserve_sig &&!MONO_TYPE_IS_VOID (sig->ret))
- param_count++;
-
- res = mono_metadata_signature_alloc (image, param_count);
- sigsize = sizeof (MonoMethodSignature) + ((sig->param_count - MONO_ZERO_LEN_ARRAY) * sizeof (MonoType *));
- memcpy (res, sig, sigsize);
-
- // now move args forward one
- for (i = sig->param_count-1; i >= 0; i--)
- res->params[i+1] = sig->params[i];
-
- // first arg is interface pointer
- res->params[0] = &mono_defaults.int_class->byval_arg;
-
- if (preserve_sig) {
- res->ret = sig->ret;
- }
- else {
- // last arg is return type
- if (!MONO_TYPE_IS_VOID (sig->ret)) {
- res->params[param_count-1] = mono_metadata_type_dup (image->mempool, sig->ret);
- res->params[param_count-1]->byref = 1;
- res->params[param_count-1]->attrs = PARAM_ATTRIBUTE_OUT;
- }
-
- // return type is always int32 (HRESULT)
- res->ret = &mono_defaults.int32_class->byval_arg;
- }
-
- // no pinvoke
- res->pinvoke = FALSE;
-
- // no hasthis
- res->hasthis = 0;
-
- // set param_count
- res->param_count = param_count;
-
- // STDCALL on windows, CDECL everywhere else to work with XPCOM and MainWin COM
-#ifdef PLATFORM_WIN32
- res->call_convention = MONO_CALL_STDCALL;
-#else
- res->call_convention = MONO_CALL_C;
-#endif
-
- return res;
-}
-
-/**
- * cominterop_get_function_pointer:
- * @itf: a pointer to the COM interface
- * @slot: the vtable slot of the method pointer to return
- *
- * Returns: the unmanaged vtable function pointer from the interface
- */
-static gpointer
-cominterop_get_function_pointer (gpointer itf, int slot)
-{
- gpointer func;
- func = *((*(gpointer**)itf)+slot);
- return func;
-}
-
-/**
- * cominterop_object_is_com_object:
- * @obj: a pointer to the object
- *
- * Returns: a value indicating if the object is a
- * Runtime Callable Wrapper (RCW) for a COM object
- */
-static gboolean
-cominterop_object_is_rcw (MonoObject *obj)
-{
- MonoClass *klass = NULL;
- MonoRealProxy* real_proxy = NULL;
- if (!obj)
- return FALSE;
- klass = mono_object_class (obj);
- if (klass != mono_defaults.transparent_proxy_class)
- return FALSE;
-
- real_proxy = ((MonoTransparentProxy*)obj)->rp;
- if (!real_proxy)
- return FALSE;
-
- klass = mono_object_class (real_proxy);
- return (klass && klass == mono_defaults.com_interop_proxy_class);
-}
-
-static int
-cominterop_get_com_slot_begin (MonoClass* klass)
-{
- static MonoClass *interface_type_attribute = NULL;
- MonoCustomAttrInfo *cinfo = NULL;
- MonoInterfaceTypeAttribute* itf_attr = NULL;
-
- if (!interface_type_attribute)
- interface_type_attribute = mono_class_from_name (mono_defaults.corlib, "System.Runtime.InteropServices", "InterfaceTypeAttribute");
- cinfo = mono_custom_attrs_from_class (klass);
- if (cinfo) {
- itf_attr = (MonoInterfaceTypeAttribute*)mono_custom_attrs_get_attr (cinfo, interface_type_attribute);
- if (!cinfo->cached)
- mono_custom_attrs_free (cinfo);
- }
-
- if (itf_attr && itf_attr->intType == 1)
- return 3; /* 3 methods in IUnknown*/
- else
- return 7; /* 7 methods in IDispatch*/
-}
-
-/**
- * cominterop_get_method_interface:
- * @method: method being called
- *
- * Returns: the MonoClass* representing the interface on which
- * the method is defined.
- */
-static MonoClass*
-cominterop_get_method_interface (MonoMethod* method)
-{
- MonoClass *ic = method->klass;
-
- /* if method is on a class, we need to look up interface method exists on */
- if (!MONO_CLASS_IS_INTERFACE(method->klass)) {
- GPtrArray *ifaces = mono_class_get_implemented_interfaces (method->klass);
- if (ifaces) {
- int i;
- for (i = 0; i < ifaces->len; ++i) {
- int offset;
- ic = g_ptr_array_index (ifaces, i);
- offset = mono_class_interface_offset (method->klass, ic);
- if (method->slot >= offset && method->slot < offset + ic->method.count)
- break;
- ic = NULL;
- }
- g_ptr_array_free (ifaces, TRUE);
- }
- }
-
- g_assert (ic);
- g_assert (MONO_CLASS_IS_INTERFACE (ic));
-
- return ic;
-}
-
-/**
- * cominterop_get_com_slot_for_method:
- * @method: a method
- *
- * Returns: the method's slot in the COM interface vtable
- */
-static int
-cominterop_get_com_slot_for_method (MonoMethod* method)
-{
- guint32 slot = method->slot;
- MonoClass *ic = method->klass;
-
- /* if method is on a class, we need to look up interface method exists on */
- if (!MONO_CLASS_IS_INTERFACE(ic)) {
- int offset = 0;
- ic = cominterop_get_method_interface (method);
- offset = mono_class_interface_offset (method->klass, ic);
- g_assert(offset >= 0);
- slot -= offset;
- }
-
- g_assert (ic);
- g_assert (MONO_CLASS_IS_INTERFACE (ic));
-
- return slot + cominterop_get_com_slot_begin (ic);
-}
-
-
-static void
-cominterop_mono_string_to_guid (const MonoString* string, guint8 *guid);
-
-static gboolean
-cominterop_class_guid (MonoClass* klass, guint8* guid)
-{
- static MonoClass *GuidAttribute = NULL;
- MonoCustomAttrInfo *cinfo;
-
- /* Handle the GuidAttribute */
- if (!GuidAttribute)
- GuidAttribute = mono_class_from_name (mono_defaults.corlib, "System.Runtime.InteropServices", "GuidAttribute");
-
- cinfo = mono_custom_attrs_from_class (klass);
- if (cinfo) {
- MonoReflectionGuidAttribute *attr = (MonoReflectionGuidAttribute*)mono_custom_attrs_get_attr (cinfo, GuidAttribute);
-
- if (!attr)
- return FALSE;
- if (!cinfo->cached)
- mono_custom_attrs_free (cinfo);
-
- cominterop_mono_string_to_guid (attr->guid, guid);
- return TRUE;
- }
- return FALSE;
-}
-
-/**
- * cominterop_get_interface:
- * @obj: managed wrapper object containing COM object
- * @ic: interface type to retrieve for COM object
- *
- * Returns: the COM interface requested
- */
-static gpointer
-cominterop_get_interface (MonoComObject* obj, MonoClass* ic, gboolean throw_exception)
-{
- gpointer itf = NULL;
-
- g_assert (ic);
- g_assert (MONO_CLASS_IS_INTERFACE (ic));
-
- mono_cominterop_lock ();
- if (obj->itf_hash)
- itf = g_hash_table_lookup (obj->itf_hash, GUINT_TO_POINTER ((guint)ic->interface_id));
- mono_cominterop_unlock ();
-
- if (!itf) {
- guint8 iid [16];
- int found = cominterop_class_guid (ic, iid);
- int hr;
- g_assert(found);
- hr = ves_icall_System_Runtime_InteropServices_Marshal_QueryInterfaceInternal (obj->iunknown, iid, &itf);
- if (hr < 0 && throw_exception) {
- static MonoMethod* throw_exception_for_hr = NULL;
- MonoException* ex;
- void* params[1] = {&hr};
- if (!throw_exception_for_hr)
- throw_exception_for_hr = mono_class_get_method_from_name (mono_defaults.marshal_class, "GetExceptionForHR", 1);
- ex = (MonoException*)mono_runtime_invoke (throw_exception_for_hr, NULL, params, NULL);
- mono_raise_exception (ex);
- }
-
- if (hr >= 0 && itf) {
- mono_cominterop_lock ();
- if (!obj->itf_hash)
- obj->itf_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
- g_hash_table_insert (obj->itf_hash, GUINT_TO_POINTER ((guint)ic->interface_id), itf);
- mono_cominterop_unlock ();
- }
-
- }
- if (throw_exception)
- g_assert (itf);
-
- return itf;
-}
-
-static int
-cominterop_get_hresult_for_exception (MonoException* exc)
-{
- int hr = 0;
- return hr;
-}
-
-#endif /* DISABLE_COM */
-
void
mono_marshal_init (void)
{
static gboolean module_initialized = FALSE;
if (!module_initialized) {
- char* com_provider_env = NULL;
module_initialized = TRUE;
InitializeCriticalSection (&marshal_mutex);
- InitializeCriticalSection (&cominterop_mutex);
last_error_tls_id = TlsAlloc ();
load_type_info_tls_id = TlsAlloc ();
- com_provider_env = getenv ("MONO_COM");
- if (com_provider_env && !strcmp(com_provider_env, "MS"))
- com_provider = MONO_COM_MS;
-
register_icall (ves_icall_System_Threading_Thread_ResetAbort, "ves_icall_System_Threading_Thread_ResetAbort", "void", TRUE);
register_icall (mono_marshal_string_to_utf16, "mono_marshal_string_to_utf16", "ptr obj", FALSE);
register_icall (mono_marshal_string_to_utf16_copy, "mono_marshal_string_to_utf16_copy", "ptr obj", FALSE);
register_icall (mono_string_new_wrapper, "mono_string_new_wrapper", "obj ptr", FALSE);
register_icall (mono_string_to_utf8, "mono_string_to_utf8", "ptr obj", FALSE);
register_icall (mono_string_to_lpstr, "mono_string_to_lpstr", "ptr obj", FALSE);
- register_icall (mono_string_to_bstr, "mono_string_to_bstr", "ptr obj", FALSE);
- register_icall (mono_string_from_bstr, "mono_string_from_bstr", "obj ptr", FALSE);
- register_icall (mono_free_bstr, "mono_free_bstr", "void ptr", FALSE);
register_icall (mono_string_to_ansibstr, "mono_string_to_ansibstr", "ptr object", FALSE);
register_icall (mono_string_builder_to_utf8, "mono_string_builder_to_utf8", "ptr object", FALSE);
register_icall (mono_string_builder_to_utf16, "mono_string_builder_to_utf16", "ptr object", FALSE);
register_icall (mono_upgrade_remote_class_wrapper, "mono_upgrade_remote_class_wrapper", "void object object", FALSE);
register_icall (type_from_handle, "type_from_handle", "object ptr", FALSE);
register_icall (mono_gc_wbarrier_generic_store, "wb_generic", "void ptr object", FALSE);
-#ifndef DISABLE_COM
- register_icall (cominterop_get_method_interface, "cominterop_get_method_interface", "ptr ptr", FALSE);
- register_icall (cominterop_get_function_pointer, "cominterop_get_function_pointer", "ptr ptr int32", FALSE);
- register_icall (cominterop_object_is_rcw, "cominterop_object_is_rcw", "int32 object", FALSE);
- register_icall (cominterop_get_ccw, "cominterop_get_ccw", "ptr object ptr", FALSE);
- register_icall (cominterop_get_ccw_object, "cominterop_get_ccw_object", "object ptr int32", FALSE);
- register_icall (cominterop_get_hresult_for_exception, "cominterop_get_hresult_for_exception", "int32 object", FALSE);
- register_icall (cominterop_get_interface, "cominterop_get_interface", "ptr object ptr int32", FALSE);
-#endif /* DISABLE_COM */
+
+ mono_cominterop_init ();
}
}
void
mono_marshal_cleanup (void)
{
+ mono_cominterop_cleanup ();
+
TlsFree (load_type_info_tls_id);
TlsFree (last_error_tls_id);
DeleteCriticalSection (&marshal_mutex);
- DeleteCriticalSection (&cominterop_mutex);
}
MonoClass *byte_array_class;
return NULL;
}
-typedef gpointer (*SysAllocStringLenFunc)(gunichar* str, guint32 len);
-typedef guint32 (*SysStringLenFunc)(gpointer bstr);
-typedef void (*SysFreeStringFunc)(gunichar* str);
-
-static SysAllocStringLenFunc sys_alloc_string_len_ms = NULL;
-static SysStringLenFunc sys_string_len_ms = NULL;
-static SysFreeStringFunc sys_free_string_ms = NULL;
-
-static gboolean
-init_com_provider_ms (void)
-{
- static gboolean initialized = FALSE;
- char *error_msg;
- MonoDl *module = NULL;
- const char* scope = "liboleaut32.so";
-
- if (initialized)
- return TRUE;
-
- module = mono_dl_open(scope, MONO_DL_LAZY, &error_msg);
- if (error_msg) {
- g_warning ("Error loading COM support library '%s': %s", scope, error_msg);
- g_assert_not_reached ();
- return FALSE;
- }
- error_msg = mono_dl_symbol (module, "SysAllocStringLen", (gpointer*)&sys_alloc_string_len_ms);
- if (error_msg) {
- g_warning ("Error loading entry point '%s' in COM support library '%s': %s", "SysAllocStringLen", scope, error_msg);
- g_assert_not_reached ();
- return FALSE;
- }
-
- error_msg = mono_dl_symbol (module, "SysStringLen", (gpointer*)&sys_string_len_ms);
- if (error_msg) {
- g_warning ("Error loading entry point '%s' in COM support library '%s': %s", "SysStringLen", scope, error_msg);
- g_assert_not_reached ();
- return FALSE;
- }
-
- error_msg = mono_dl_symbol (module, "SysFreeString", (gpointer*)&sys_free_string_ms);
- if (error_msg) {
- g_warning ("Error loading entry point '%s' in COM support library '%s': %s", "SysFreeString", scope, error_msg);
- g_assert_not_reached ();
- return FALSE;
- }
-
- initialized = TRUE;
- return TRUE;
-}
-
-gpointer
-mono_string_to_bstr (MonoString *string_obj)
-{
- if (!string_obj)
- return NULL;
-#ifdef PLATFORM_WIN32
- return SysAllocStringLen (mono_string_chars (string_obj), mono_string_length (string_obj));
-#else
- if (com_provider == MONO_COM_DEFAULT) {
- int slen = mono_string_length (string_obj);
- /* allocate len + 1 utf16 characters plus 4 byte integer for length*/
- char *ret = g_malloc ((slen + 1) * sizeof(gunichar2) + sizeof(guint32));
- if (ret == NULL)
- return NULL;
- memcpy (ret + sizeof(guint32), mono_string_chars (string_obj), slen * sizeof(gunichar2));
- * ((guint32 *) ret) = slen * sizeof(gunichar2);
- ret [4 + slen * sizeof(gunichar2)] = 0;
- ret [5 + slen * sizeof(gunichar2)] = 0;
-
- return ret + 4;
- } else if (com_provider == MONO_COM_MS && init_com_provider_ms ()) {
- gpointer ret = NULL;
- gunichar* str = NULL;
- guint32 len;
- len = mono_string_length (string_obj);
- str = g_utf16_to_ucs4 (mono_string_chars (string_obj), len,
- NULL, NULL, NULL);
- ret = sys_alloc_string_len_ms (str, len);
- g_free(str);
- return ret;
- } else {
- g_assert_not_reached ();
- }
-#endif
-}
-
-MonoString *
-mono_string_from_bstr (gpointer bstr)
-{
- if (!bstr)
- return NULL;
-#ifdef PLATFORM_WIN32
- return mono_string_new_utf16 (mono_domain_get (), bstr, SysStringLen (bstr));
-#else
- if (com_provider == MONO_COM_DEFAULT) {
- return mono_string_new_utf16 (mono_domain_get (), bstr, *((guint32 *)bstr - 1) / sizeof(gunichar2));
- } else if (com_provider == MONO_COM_MS && init_com_provider_ms ()) {
- MonoString* str = NULL;
- glong written = 0;
- gunichar2* utf16 = NULL;
-
- utf16 = g_ucs4_to_utf16 (bstr, sys_string_len_ms (bstr), NULL, &written, NULL);
- str = mono_string_new_utf16 (mono_domain_get (), utf16, written);
- g_free (utf16);
- return str;
- } else {
- g_assert_not_reached ();
- }
-
-#endif
-}
-
-void
-mono_free_bstr (gpointer bstr)
-{
- if (!bstr)
- return;
-#ifdef PLATFORM_WIN32
- SysFreeString ((BSTR)bstr);
-#else
- if (com_provider == MONO_COM_DEFAULT) {
- g_free (((char *)bstr) - 4);
- } else if (com_provider == MONO_COM_MS && init_com_provider_ms ()) {
- sys_free_string_ms (bstr);
- } else {
- g_assert_not_reached ();
- }
-
-#endif
-}
-
/**
* mono_string_to_byvalstr:
* @dst: Where to store the null-terminated utf8 decoded string.
return mono_mb_emit_branch (mb, branch_code);
}
-#ifndef DISABLE_COM
-
-static void
-mono_mb_emit_cominterop_call (MonoMethodBuilder *mb, MonoMethodSignature *sig, MonoMethod* method)
-{
- // get function pointer from 1st arg, the COM interface pointer
- mono_mb_emit_ldarg (mb, 0);
- mono_mb_emit_icon (mb, cominterop_get_com_slot_for_method (method));
- mono_mb_emit_icall (mb, cominterop_get_function_pointer);
-
- mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
- mono_mb_emit_byte (mb, CEE_MONO_SAVE_LMF);
- mono_mb_emit_calli (mb, sig);
- mono_mb_emit_byte (mb, MONO_CUSTOM_PREFIX);
- mono_mb_emit_byte (mb, CEE_MONO_RESTORE_LMF);
-}
-
-#endif /* DISABLE_COM */
-
static void
mono_mb_emit_exception_marshal_directive (MonoMethodBuilder *mb, const char *msg)
{
return CEE_LDIND_R8;
case MONO_TYPE_VALUETYPE:
if (type->data.klass->enumtype) {
- type = type->data.klass->enum_basetype;
+ type = mono_class_enum_basetype (type->data.klass);
goto handle_enum;
}
return CEE_LDOBJ;
return CEE_STIND_R8;
case MONO_TYPE_VALUETYPE:
if (type->data.klass->enumtype) {
- type = type->data.klass->enum_basetype;
+ type = mono_class_enum_basetype (type->data.klass);
goto handle_enum;
}
return CEE_STOBJ;
#ifndef DISABLE_COM
case MONO_MARSHAL_CONV_OBJECT_INTERFACE:
case MONO_MARSHAL_CONV_OBJECT_IUNKNOWN:
- case MONO_MARSHAL_CONV_OBJECT_IDISPATCH: {
- static MonoClass* com_interop_proxy_class = NULL;
- static MonoMethod* com_interop_proxy_get_proxy = NULL;
- static MonoMethod* get_transparent_proxy = NULL;
- int real_proxy;
- guint32 pos_null = 0, pos_ccw = 0, pos_end = 0;
- MonoClass *klass = NULL;
-
- /* COM types are initialized lazily */
- mono_init_com_types ();
-
- klass = mono_class_from_mono_type (type);
-
- mono_mb_emit_ldloc (mb, 1);
- mono_mb_emit_byte (mb, CEE_LDNULL);
- mono_mb_emit_byte (mb, CEE_STIND_REF);
-
- mono_mb_emit_ldloc (mb, 0);
- mono_mb_emit_byte (mb, CEE_LDIND_I);
- pos_null = mono_mb_emit_short_branch (mb, CEE_BRFALSE_S);
-
- /* load dst to store later */
- mono_mb_emit_ldloc (mb, 1);
-
- mono_mb_emit_ldloc (mb, 0);
- mono_mb_emit_byte (mb, CEE_LDIND_I);
- mono_mb_emit_icon (mb, TRUE);
- mono_mb_emit_icall (mb, cominterop_get_ccw_object);
- pos_ccw = mono_mb_emit_short_branch (mb, CEE_BRTRUE_S);
-
- if (!com_interop_proxy_class)
- com_interop_proxy_class = mono_class_from_name (mono_defaults.corlib, "Mono.Interop", "ComInteropProxy");
- if (!com_interop_proxy_get_proxy)
- com_interop_proxy_get_proxy = mono_class_get_method_from_name_flags (com_interop_proxy_class, "GetProxy", 2, METHOD_ATTRIBUTE_PRIVATE);
- if (!get_transparent_proxy)
- get_transparent_proxy = mono_class_get_method_from_name (mono_defaults.real_proxy_class, "GetTransparentProxy", 0);
-
- real_proxy = mono_mb_add_local (mb, &com_interop_proxy_class->byval_arg);
-
- mono_mb_emit_ldloc (mb, 0);
- mono_mb_emit_byte (mb, CEE_LDIND_I);
- mono_mb_emit_ptr (mb, &mono_defaults.com_object_class->byval_arg);
- mono_mb_emit_icall (mb, type_from_handle);
- mono_mb_emit_managed_call (mb, com_interop_proxy_get_proxy, NULL);
- mono_mb_emit_managed_call (mb, get_transparent_proxy, NULL);
- if (conv == MONO_MARSHAL_CONV_OBJECT_INTERFACE) {
- g_assert (klass);
- mono_mb_emit_op (mb, CEE_CASTCLASS, klass);
- }
- mono_mb_emit_byte (mb, CEE_STIND_REF);
- pos_end = mono_mb_emit_short_branch (mb, CEE_BR_S);
-
- /* is already managed object */
- mono_mb_patch_short_branch (mb, pos_ccw);
- mono_mb_emit_ldloc (mb, 0);
- mono_mb_emit_byte (mb, CEE_LDIND_I);
- mono_mb_emit_icon (mb, TRUE);
- mono_mb_emit_icall (mb, cominterop_get_ccw_object);
-
- if (conv == MONO_MARSHAL_CONV_OBJECT_INTERFACE) {
- g_assert (klass);
- mono_mb_emit_op (mb, CEE_CASTCLASS, klass);
- }
- mono_mb_emit_byte (mb, CEE_STIND_REF);
-
- mono_mb_patch_short_branch (mb, pos_end);
- /* case if null */
- mono_mb_patch_short_branch (mb, pos_null);
- break;
- }
-#endif /* DISABLE_COM */
+ case MONO_MARSHAL_CONV_OBJECT_IDISPATCH:
+ mono_cominterop_emit_ptr_to_object_conv (mb, type, conv, mspec);
+ break;
+#endif /* DISABLE_COM */
case MONO_MARSHAL_CONV_SAFEHANDLE: {
/*
#ifndef DISABLE_COM
case MONO_MARSHAL_CONV_OBJECT_INTERFACE:
case MONO_MARSHAL_CONV_OBJECT_IDISPATCH:
- case MONO_MARSHAL_CONV_OBJECT_IUNKNOWN: {
- guint32 pos_null = 0, pos_rcw = 0, pos_end = 0;
-
- /* COM types are initialized lazily */
- mono_init_com_types ();
-
-
- mono_mb_emit_ldloc (mb, 1);
- mono_mb_emit_icon (mb, 0);
- mono_mb_emit_byte (mb, CEE_CONV_U);
- mono_mb_emit_byte (mb, CEE_STIND_I);
-
- mono_mb_emit_ldloc (mb, 0);
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
-
- // if null just break, dst was already inited to 0
- pos_null = mono_mb_emit_short_branch (mb, CEE_BRFALSE_S);
-
- mono_mb_emit_ldloc (mb, 0);
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
- mono_mb_emit_icall (mb, cominterop_object_is_rcw);
- pos_rcw = mono_mb_emit_short_branch (mb, CEE_BRFALSE_S);
-
- // load dst to store later
- mono_mb_emit_ldloc (mb, 1);
-
- // load src
- mono_mb_emit_ldloc (mb, 0);
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
- mono_mb_emit_ldflda (mb, G_STRUCT_OFFSET (MonoTransparentProxy, rp));
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
-
- /* load the RCW from the ComInteropProxy*/
- mono_mb_emit_ldflda (mb, G_STRUCT_OFFSET (MonoComInteropProxy, com_object));
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
-
- if (conv == MONO_MARSHAL_CONV_OBJECT_INTERFACE) {
- mono_mb_emit_ptr (mb, mono_type_get_class (type));
- mono_mb_emit_icon (mb, TRUE);
- mono_mb_emit_icall (mb, cominterop_get_interface);
-
- }
- else if (conv == MONO_MARSHAL_CONV_OBJECT_IUNKNOWN) {
- static MonoProperty* iunknown = NULL;
-
- if (!iunknown)
- iunknown = mono_class_get_property_from_name (mono_defaults.com_object_class, "IUnknown");
- mono_mb_emit_managed_call (mb, iunknown->get, NULL);
- }
- else if (conv == MONO_MARSHAL_CONV_OBJECT_IDISPATCH) {
- static MonoProperty* idispatch = NULL;
-
- if (!idispatch)
- idispatch = mono_class_get_property_from_name (mono_defaults.com_object_class, "IDispatch");
- mono_mb_emit_managed_call (mb, idispatch->get, NULL);
- }
- else {
- g_assert_not_reached ();
- }
- mono_mb_emit_byte (mb, CEE_STIND_I);
- pos_end = mono_mb_emit_short_branch (mb, CEE_BR_S);
-
- // if not rcw
- mono_mb_patch_short_branch (mb, pos_rcw);
- /* load dst to store later */
- mono_mb_emit_ldloc (mb, 1);
- /* load src */
- mono_mb_emit_ldloc (mb, 0);
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
-
- if (conv == MONO_MARSHAL_CONV_OBJECT_INTERFACE)
- mono_mb_emit_ptr (mb, mono_type_get_class (type));
- else if (conv == MONO_MARSHAL_CONV_OBJECT_IUNKNOWN)
- mono_mb_emit_ptr (mb, mono_defaults.iunknown_class);
- else if (conv == MONO_MARSHAL_CONV_OBJECT_IDISPATCH)
- mono_mb_emit_ptr (mb, mono_defaults.idispatch_class);
- else
- g_assert_not_reached ();
- mono_mb_emit_icall (mb, cominterop_get_ccw);
- mono_mb_emit_byte (mb, CEE_STIND_I);
-
- mono_mb_patch_short_branch (mb, pos_end);
- mono_mb_patch_short_branch (mb, pos_null);
+ case MONO_MARSHAL_CONV_OBJECT_IUNKNOWN:
+ mono_cominterop_emit_object_to_ptr_conv (mb, type, conv, mspec);
break;
- }
#endif /* DISABLE_COM */
case MONO_MARSHAL_CONV_SAFEHANDLE: {
int src_var, dst_var;
if (ftype->data.klass->enumtype) {
- ftype = ftype->data.klass->enum_basetype;
+ ftype = mono_class_enum_basetype (ftype->data.klass);
goto handle_enum;
}
emit_thread_interrupt_checkpoint_call (mb, mono_thread_force_interruption_checkpoint);
}
+void
+mono_marshal_emit_thread_interrupt_checkpoint (MonoMethodBuilder *mb)
+{
+ emit_thread_interrupt_checkpoint (mb);
+}
+
static MonoAsyncResult *
mono_delegate_begin_invoke (MonoDelegate *delegate, gpointer *params)
{
return *var;
}
-static inline MonoMethod*
+GHashTable*
+mono_marshal_get_cache (GHashTable **var, GHashFunc hash_func, GCompareFunc equal_func)
+{
+ return get_cache (var, hash_func, equal_func);
+}
+
+MonoMethod*
mono_marshal_find_in_cache (GHashTable *cache, gpointer key)
{
MonoMethod *res;
}
/* Create the method from the builder and place it in the cache */
-static inline MonoMethod*
+MonoMethod*
mono_mb_create_and_cache (GHashTable *cache, gpointer key,
MonoMethodBuilder *mb, MonoMethodSignature *sig,
int max_stack)
return res;
}
-#ifndef DISABLE_COM
-
-/**
- * cominterop_get_native_wrapper_adjusted:
- * @method: managed COM Interop method
- *
- * Returns: the generated method to call with signature matching
- * the unmanaged COM Method signature
- */
-static MonoMethod *
-cominterop_get_native_wrapper_adjusted (MonoMethod *method)
-{
- MonoMethod *res;
- MonoMethodBuilder *mb_native;
- MonoMarshalSpec **mspecs;
- MonoMethodSignature *sig, *sig_native;
- MonoMethodPInvoke *piinfo = (MonoMethodPInvoke *) method;
- int i;
-
- sig = mono_method_signature (method);
-
- // create unmanaged wrapper
- mb_native = mono_mb_new (method->klass, method->name, MONO_WRAPPER_MANAGED_TO_NATIVE);
- sig_native = cominterop_method_signature (method);
-
- mspecs = g_new (MonoMarshalSpec*, sig_native->param_count+1);
- memset (mspecs, 0, sizeof(MonoMarshalSpec*)*(sig_native->param_count+1));
-
- mono_method_get_marshal_info (method, mspecs);
-
- // move managed args up one
- for (i = sig->param_count; i >= 1; i--)
- mspecs[i+1] = mspecs[i];
-
- // first arg is IntPtr for interface
- mspecs[1] = NULL;
-
- if (!(method->iflags & METHOD_IMPL_ATTRIBUTE_PRESERVE_SIG)) {
- // move return spec to last param
- if (!MONO_TYPE_IS_VOID (sig->ret))
- mspecs[sig_native->param_count] = mspecs[0];
-
- mspecs[0] = NULL;
- }
-
- for (i = 1; i < sig_native->param_count; i++) {
- int mspec_index = i + 1;
- if (mspecs[mspec_index] == NULL) {
- // default object to VARIANT
- if (sig_native->params[i]->type == MONO_TYPE_OBJECT) {
- mspecs[mspec_index] = g_new0 (MonoMarshalSpec, 1);
- mspecs[mspec_index]->native = MONO_NATIVE_STRUCT;
- }
- else if (sig_native->params[i]->type == MONO_TYPE_STRING) {
- mspecs[mspec_index] = g_new0 (MonoMarshalSpec, 1);
- mspecs[mspec_index]->native = MONO_NATIVE_BSTR;
- }
- else if (sig_native->params[i]->type == MONO_TYPE_CLASS) {
- mspecs[mspec_index] = g_new0 (MonoMarshalSpec, 1);
- mspecs[mspec_index]->native = MONO_NATIVE_INTERFACE;
- }
- }
- }
-
- if (method->iflags & METHOD_IMPL_ATTRIBUTE_PRESERVE_SIG) {
- // move return spec to last param
- if (!MONO_TYPE_IS_VOID (sig->ret) && mspecs[0] == NULL) {
- // default object to VARIANT
- if (sig->ret->type == MONO_TYPE_OBJECT) {
- mspecs[0] = g_new0 (MonoMarshalSpec, 1);
- mspecs[0]->native = MONO_NATIVE_STRUCT;
- }
- else if (sig->ret->type == MONO_TYPE_STRING) {
- mspecs[0] = g_new0 (MonoMarshalSpec, 1);
- mspecs[0]->native = MONO_NATIVE_BSTR;
- }
- else if (sig->ret->type == MONO_TYPE_CLASS) {
- mspecs[0] = g_new0 (MonoMarshalSpec, 1);
- mspecs[0]->native = MONO_NATIVE_INTERFACE;
- }
- }
- }
-
- mono_marshal_emit_native_wrapper (method->klass->image, mb_native, sig_native, piinfo, mspecs, piinfo->addr, FALSE, TRUE);
-
- res = mono_mb_create_method (mb_native, sig_native, sig_native->param_count + 16);
-
- mono_mb_free (mb_native);
-
- for (i = sig_native->param_count; i >= 0; i--)
- if (mspecs [i])
- mono_metadata_free_marshal_spec (mspecs [i]);
- g_free (mspecs);
-
- return res;
-}
-
-/**
- * cominterop_get_native_wrapper:
- * @method: managed method
- *
- * Returns: the generated method to call
- */
-static MonoMethod *
-cominterop_get_native_wrapper (MonoMethod *method)
-{
- MonoMethod *res;
- GHashTable *cache;
- MonoMethodBuilder *mb;
- MonoMethodSignature *sig, *csig;
-
- g_assert (method);
-
- cache = get_cache (&method->klass->image->cominterop_wrapper_cache, mono_aligned_addr_hash, NULL);
- if ((res = mono_marshal_find_in_cache (cache, method)))
- return res;
-
- mono_init_com_types ();
-
- if (!method->klass->vtable)
- mono_class_setup_vtable (method->klass);
-
- if (!method->klass->methods)
- mono_class_setup_methods (method->klass);
-
- sig = mono_method_signature (method);
- mb = mono_mb_new (method->klass, method->name, MONO_WRAPPER_COMINTEROP);
-
- /* if method klass is import, that means method
- * is really a com call. let interop system emit it.
- */
- if (MONO_CLASS_IS_IMPORT(method->klass)) {
- /* FIXME: we have to call actual class .ctor
- * instead of just __ComObject .ctor.
- */
- if (!strcmp(method->name, ".ctor")) {
- static MonoMethod *ctor = NULL;
-
- if (!ctor)
- ctor = mono_class_get_method_from_name (mono_defaults.com_object_class, ".ctor", 0);
- mono_mb_emit_ldarg (mb, 0);
- mono_mb_emit_managed_call (mb, ctor, NULL);
- mono_mb_emit_byte (mb, CEE_RET);
- }
- else {
- static MonoMethod * ThrowExceptionForHR = NULL;
- MonoMethod *adjusted_method;
- int retval = 0;
- int ptr_this;
- int i;
- gboolean preserve_sig = method->iflags & METHOD_IMPL_ATTRIBUTE_PRESERVE_SIG;
-
- // add local variables
- ptr_this = mono_mb_add_local (mb, &mono_defaults.int_class->byval_arg);
- if (!MONO_TYPE_IS_VOID (sig->ret))
- retval = mono_mb_add_local (mb, sig->ret);
-
- // get the type for the interface the method is defined on
- // and then get the underlying COM interface for that type
- mono_mb_emit_ldarg (mb, 0);
- mono_mb_emit_ptr (mb, method);
- mono_mb_emit_icall (mb, cominterop_get_method_interface);
- mono_mb_emit_icon (mb, TRUE);
- mono_mb_emit_icall (mb, cominterop_get_interface);
- mono_mb_emit_stloc (mb, ptr_this);
-
- // arg 1 is unmanaged this pointer
- mono_mb_emit_ldloc (mb, ptr_this);
-
- // load args
- for (i = 1; i <= sig->param_count; i++)
- mono_mb_emit_ldarg (mb, i);
-
- // push managed return value as byref last argument
- if (!MONO_TYPE_IS_VOID (sig->ret) && !preserve_sig)
- mono_mb_emit_ldloc_addr (mb, retval);
-
- adjusted_method = cominterop_get_native_wrapper_adjusted (method);
- mono_mb_emit_managed_call (mb, adjusted_method, NULL);
-
- if (!preserve_sig) {
- if (!ThrowExceptionForHR)
- ThrowExceptionForHR = mono_class_get_method_from_name (mono_defaults.marshal_class, "ThrowExceptionForHR", 1);
- mono_mb_emit_managed_call (mb, ThrowExceptionForHR, NULL);
-
- // load return value managed is expecting
- if (!MONO_TYPE_IS_VOID (sig->ret))
- mono_mb_emit_ldloc (mb, retval);
- }
-
- mono_mb_emit_byte (mb, CEE_RET);
- }
-
-
- }
- /* Does this case ever get hit? */
- else {
- char *msg = g_strdup ("non imported interfaces on \
- imported classes is not yet implemented.");
- mono_mb_emit_exception (mb, "NotSupportedException", msg);
- }
- csig = signature_dup (method->klass->image, sig);
- csig->pinvoke = 0;
- res = mono_mb_create_and_cache (cache, method,
- mb, csig, csig->param_count + 16);
- mono_mb_free (mb);
- return res;
-}
-
-/**
- * cominterop_get_invoke:
- * @method: managed method
- *
- * Returns: the generated method that calls the underlying __ComObject
- * rather than the proxy object.
- */
-static MonoMethod *
-cominterop_get_invoke (MonoMethod *method)
-{
- MonoMethodSignature *sig;
- MonoMethodBuilder *mb;
- MonoMethod *res;
- int i, temp_obj;
- GHashTable* cache = get_cache (&method->klass->image->cominterop_invoke_cache, mono_aligned_addr_hash, NULL);
-
- g_assert (method);
-
- if ((res = mono_marshal_find_in_cache (cache, method)))
- return res;
-
- sig = mono_signature_no_pinvoke (method);
-
- /* we cant remote methods without this pointer */
- if (!sig->hasthis)
- return method;
-
- mb = mono_mb_new (method->klass, method->name, MONO_WRAPPER_COMINTEROP_INVOKE);
-
- /* get real proxy object, which is a ComInteropProxy in this case*/
- temp_obj = mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
- mono_mb_emit_ldarg (mb, 0);
- mono_mb_emit_ldflda (mb, G_STRUCT_OFFSET (MonoTransparentProxy, rp));
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
-
- /* load the RCW from the ComInteropProxy*/
- mono_mb_emit_ldflda (mb, G_STRUCT_OFFSET (MonoComInteropProxy, com_object));
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
-
- /* load args and make the call on the RCW */
- for (i = 1; i <= sig->param_count; i++)
- mono_mb_emit_ldarg (mb, i);
-
- if (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) {
- MonoMethod * native_wrapper = cominterop_get_native_wrapper(method);
- mono_mb_emit_managed_call (mb, native_wrapper, NULL);
- }
- else {
- if (method->flags & METHOD_ATTRIBUTE_VIRTUAL)
- mono_mb_emit_op (mb, CEE_CALLVIRT, method);
- else
- mono_mb_emit_op (mb, CEE_CALL, method);
- }
-
- if (!strcmp(method->name, ".ctor")) {
- static MonoClass *com_interop_proxy_class = NULL;
- static MonoMethod *cache_proxy = NULL;
-
- if (!com_interop_proxy_class)
- com_interop_proxy_class = mono_class_from_name (mono_defaults.corlib, "Mono.Interop", "ComInteropProxy");
- if (!cache_proxy)
- cache_proxy = mono_class_get_method_from_name (com_interop_proxy_class, "CacheProxy", 0);
-
- mono_mb_emit_ldarg (mb, 0);
- mono_mb_emit_ldflda (mb, G_STRUCT_OFFSET (MonoTransparentProxy, rp));
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
- mono_mb_emit_managed_call (mb, cache_proxy, NULL);
- }
-
- emit_thread_interrupt_checkpoint (mb);
-
- mono_mb_emit_byte (mb, CEE_RET);
-
- res = mono_mb_create_and_cache (cache, method, mb, sig, sig->param_count + 16);
- mono_mb_free (mb);
-
- return res;
-}
-
-#endif /* DISABLE_COM */
-
-/* Maps a managed object to its unmanaged representation
- * i.e. it's COM Callable Wrapper (CCW).
- * Key: MonoObject*
- * Value: MonoCCW*
- */
-static GHashTable* ccw_hash = NULL;
-
-/* Maps a CCW interface to it's containing CCW.
- * Note that a CCW support many interfaces.
- * Key: MonoCCW*
- * Value: MonoCCWInterface*
- */
-static GHashTable* ccw_interface_hash = NULL;
-
-/* Maps the IUnknown value of a RCW to
- * it's MonoComInteropProxy*.
- * Key: void*
- * Value: gchandle
- */
-static GHashTable* rcw_hash = NULL;
-
MonoMethod *
mono_marshal_get_remoting_invoke (MonoMethod *method)
{
/* this seems to be the best plase to put this, as all remoting invokes seem to get filtered through here */
if ((method->klass->is_com_object || method->klass == mono_defaults.com_object_class) && !mono_class_vtable (mono_domain_get (), method->klass)->remote) {
#ifndef DISABLE_COM
- return cominterop_get_invoke(method);
+ return mono_cominterop_get_invoke (method);
#else
g_assert_not_reached ();
#endif
MonoClass *ret_class = NULL;
int loc_array=0, loc_return=0, loc_serialized_exc=0;
MonoExceptionClause *main_clause;
- MonoMethodHeader *header;
int pos, pos_leave;
gboolean copy_return;
/* try */
- mono_loader_lock ();
main_clause = mono_image_alloc0 (method->klass->image, sizeof (MonoExceptionClause));
- mono_loader_unlock ();
main_clause->try_offset = mono_mb_get_label (mb);
/* Clean the call context */
mono_mb_emit_byte (mb, CEE_RET);
+ mono_mb_set_clauses (mb, 1, main_clause);
+
res = mono_remoting_mb_create_and_cache (method, mb, csig, csig->param_count + 16);
mono_mb_free (mb);
- header = ((MonoMethodNormal *)res)->header;
- header->num_clauses = 1;
- header->clauses = main_clause;
-
return res;
}
return mono_marshal_get_xappdomain_invoke (method);
} else if (target_type == MONO_REMOTING_TARGET_COMINTEROP) {
#ifndef DISABLE_COM
- return cominterop_get_invoke (method);
+ return mono_cominterop_get_invoke (method);
#else
g_assert_not_reached ();
#endif
if (callvirt) {
// From mono_mb_create_and_cache
+ mb->skip_visibility = 1;
newm = mono_mb_create_method (mb, sig, sig->param_count + 16);
- newm->skip_visibility = 1;
/*We perform double checked locking, so must fence before publishing*/
mono_memory_barrier ();
mono_marshal_lock ();
mono_free_method (newm);
}
} else {
+ mb->skip_visibility = 1;
res = mono_mb_create_and_cache (cache, sig, mb, sig, sig->param_count + 16);
- res->skip_visibility = 1;
}
mono_mb_free (mb);
case MONO_TYPE_U:
return &mono_defaults.int_class->byval_arg;
case MONO_TYPE_VALUETYPE:
- if (t->data.klass->enumtype)
- return mono_type_get_underlying_type (t);
- else
- return t;
+ return t;
default:
if (MONO_TYPE_IS_REFERENCE (t))
return &mono_defaults.object_class->byval_arg;
{
MonoMethodSignature *sig, *csig, *callsig;
MonoExceptionClause *clause;
- MonoMethodHeader *header;
MonoMethodBuilder *mb;
GHashTable *cache = NULL;
MonoClass *target_klass;
int i, pos, posna;
char *name;
gboolean need_direct_wrapper = FALSE;
+ int *tmp_nullable_locals;
g_assert (method);
res = mono_marshal_find_in_cache (cache, method);
if (res)
return res;
-
+
if (method->klass->rank && (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) &&
(method->iflags & METHOD_IMPL_ATTRIBUTE_NATIVE)) {
/*
}
}
+ /* Vtypes/nullables/Byrefs cause too many problems */
+ for (i = 0; i < callsig->param_count; ++i) {
+ if (MONO_TYPE_ISSTRUCT (callsig->params [i]) || callsig->params [i]->byref)
+ need_direct_wrapper = TRUE;
+ }
+
/*
* We try to share runtime invoke wrappers between different methods but have to
* be careful about methods whose klass has a type cctor, since putting the wrapper
}
}
+ tmp_nullable_locals = g_new0 (int, sig->param_count);
+
for (i = 0; i < sig->param_count; i++) {
MonoType *t = sig->params [i];
int type;
if (t->byref) {
mono_mb_emit_byte (mb, CEE_LDIND_I);
+ /* A Nullable<T> type don't have a boxed form, it's either null or a boxed T.
+ * So to make this work we unbox it to a local variablee and push a reference to that.
+ */
+ if (t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t))) {
+ tmp_nullable_locals [i] = mono_mb_add_local (mb, &mono_class_from_mono_type (t)->byval_arg);
+
+ mono_mb_emit_op (mb, CEE_UNBOX_ANY, mono_class_from_mono_type (t));
+ mono_mb_emit_stloc (mb, tmp_nullable_locals [i]);
+ mono_mb_emit_ldloc_addr (mb, tmp_nullable_locals [i]);
+ }
continue;
}
/* fall through */
case MONO_TYPE_VALUETYPE:
if (type == MONO_TYPE_VALUETYPE && t->data.klass->enumtype) {
- type = t->data.klass->enum_basetype->type;
+ type = mono_class_enum_basetype (t->data.klass)->type;
goto handle_enum;
}
mono_mb_emit_byte (mb, CEE_LDIND_I);
}
mono_mb_emit_stloc (mb, 0);
+
+ /* Convert back nullable-byref arguments */
+ for (i = 0; i < sig->param_count; i++) {
+ MonoType *t = sig->params [i];
+
+ /*
+ * Box the result and put it back into the array, the caller will have
+ * to obtain it from there.
+ */
+ if (t->byref && t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t))) {
+ mono_mb_emit_ldarg (mb, 1);
+ mono_mb_emit_icon (mb, sizeof (gpointer) * i);
+ mono_mb_emit_byte (mb, CEE_ADD);
+
+ mono_mb_emit_ldloc (mb, tmp_nullable_locals [i]);
+ mono_mb_emit_op (mb, CEE_BOX, mono_class_from_mono_type (t));
+
+ mono_mb_emit_byte (mb, CEE_STIND_REF);
+ }
+ }
pos = mono_mb_emit_branch (mb, CEE_LEAVE);
- mono_loader_lock ();
clause = mono_image_alloc0 (target_klass->image, sizeof (MonoExceptionClause));
- mono_loader_unlock ();
clause->flags = MONO_EXCEPTION_CLAUSE_FILTER;
clause->try_len = mono_mb_get_label (mb);
clause->handler_len = mono_mb_get_pos (mb) - clause->handler_offset;
+ mono_mb_set_clauses (mb, 1, clause);
+
/* return result */
mono_mb_patch_branch (mb, pos);
mono_mb_emit_ldloc (mb, 0);
mono_mb_emit_byte (mb, CEE_RET);
if (need_direct_wrapper) {
+ mb->skip_visibility = 1;
res = mono_mb_create_and_cache (cache, method, mb, csig, sig->param_count + 16);
} else {
/* taken from mono_mb_create_and_cache */
mono_mb_free (mb);
- header = ((MonoMethodNormal *)res)->header;
- header->num_clauses = 1;
- header->clauses = clause;
-
return res;
}
mono_mb_emit_op (mb, CEE_CALL, method);
mono_mb_emit_byte (mb, CEE_RET);
+ mb->skip_visibility = TRUE;
res = mono_mb_create_and_cache (cache, method, mb, mono_method_signature (method),
sig->param_count + sig->hasthis + 4);
- res->skip_visibility = TRUE;
res->flags = method->flags;
mono_mb_free (mb);
return res;
}
-typedef struct {
- MonoMethodBuilder *mb;
- MonoMethodSignature *sig;
- MonoMethodPInvoke *piinfo;
- int *orig_conv_args; /* Locals containing the original values of byref args */
- int retobj_var;
- MonoClass *retobj_class;
- MonoMethodSignature *csig; /* Might need to be changed due to MarshalAs directives */
- MonoImage *image; /* The image to use for looking up custom marshallers */
-} EmitMarshalContext;
-
-typedef enum {
- /*
- * This is invoked to convert arguments from the current types to
- * the underlying types expected by the platform routine. If required,
- * the methods create a temporary variable with the proper type, and return
- * the location for it (either the passed argument, or the newly allocated
- * local slot).
- */
- MARSHAL_ACTION_CONV_IN,
-
- /*
- * This operation is called to push the actual value that was optionally
- * converted on the first stage
- */
- MARSHAL_ACTION_PUSH,
-
- /*
- * Convert byref arguments back or free resources allocated during the
- * CONV_IN stage
- */
- MARSHAL_ACTION_CONV_OUT,
-
- /*
- * The result from the unmanaged call is at the top of the stack when
- * this action is invoked. The result should be stored in the
- * third local variable slot.
- */
- MARSHAL_ACTION_CONV_RESULT,
-
- MARSHAL_ACTION_MANAGED_CONV_IN,
- MARSHAL_ACTION_MANAGED_CONV_OUT,
- MARSHAL_ACTION_MANAGED_CONV_RESULT
-} MarshalAction;
-
static int
emit_marshal_custom (EmitMarshalContext *m, int argnum, MonoType *t,
MonoMarshalSpec *spec,
mono_mb_emit_ldloc (mb, conv_arg);
mono_mb_emit_op (mb, CEE_CALLVIRT, marshal_native_to_managed);
mono_mb_emit_byte (mb, CEE_STIND_REF);
- } else {
+ } else if (t->attrs & PARAM_ATTRIBUTE_OUT) {
mono_mb_emit_ldstr (mb, g_strdup (spec->data.custom_data.cookie));
mono_mb_emit_op (mb, CEE_CALL, get_instance);
return conv_arg;
}
-#ifndef DISABLE_COM
-
-static int
-emit_marshal_com_interface (EmitMarshalContext *m, int argnum, MonoType *t,
- MonoMarshalSpec *spec,
- int conv_arg, MonoType **conv_arg_type,
- MarshalAction action)
-{
- MonoMethodBuilder *mb = m->mb;
- MonoClass *klass = t->data.klass;
- static MonoMethod* get_object_for_iunknown = NULL;
- static MonoMethod* get_iunknown_for_object_internal = NULL;
- static MonoMethod* get_com_interface_for_object_internal = NULL;
- static MonoMethod* get_idispatch_for_object_internal = NULL;
- static MonoMethod* marshal_release = NULL;
- static MonoMethod* AddRef = NULL;
- if (!get_object_for_iunknown)
- get_object_for_iunknown = mono_class_get_method_from_name (mono_defaults.marshal_class, "GetObjectForIUnknown", 1);
- if (!get_iunknown_for_object_internal)
- get_iunknown_for_object_internal = mono_class_get_method_from_name (mono_defaults.marshal_class, "GetIUnknownForObjectInternal", 1);
- if (!get_idispatch_for_object_internal)
- get_idispatch_for_object_internal = mono_class_get_method_from_name (mono_defaults.marshal_class, "GetIDispatchForObjectInternal", 1);
- if (!get_com_interface_for_object_internal)
- get_com_interface_for_object_internal = mono_class_get_method_from_name (mono_defaults.marshal_class, "GetComInterfaceForObjectInternal", 2);
- if (!marshal_release)
- marshal_release = mono_class_get_method_from_name (mono_defaults.marshal_class, "Release", 1);
-
- /* COM types are initialized lazily */
- mono_init_com_types ();
-
- switch (action) {
- case MARSHAL_ACTION_CONV_IN: {
- guint32 pos_null = 0;
-
- *conv_arg_type = &mono_defaults.int_class->byval_arg;
- conv_arg = mono_mb_add_local (mb, &mono_defaults.int_class->byval_arg);
-
- mono_mb_emit_ptr (mb, NULL);
- mono_mb_emit_stloc (mb, conv_arg);
-
- /* we dont need any conversions for out parameters */
- if (t->byref && t->attrs & PARAM_ATTRIBUTE_OUT)
- break;
-
- mono_mb_emit_ldarg (mb, argnum);
- if (t->byref)
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
- /* if null just break, conv arg was already inited to 0 */
- pos_null = mono_mb_emit_short_branch (mb, CEE_BRFALSE_S);
-
- mono_mb_emit_ldarg (mb, argnum);
- if (t->byref)
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
-
- if (klass && klass != mono_defaults.object_class) {
- mono_mb_emit_ptr (mb, t);
- mono_mb_emit_icall (mb, type_from_handle);
- mono_mb_emit_managed_call (mb, get_com_interface_for_object_internal, NULL);
- }
- else if (spec->native == MONO_NATIVE_IUNKNOWN)
- mono_mb_emit_managed_call (mb, get_iunknown_for_object_internal, NULL);
- else if (spec->native == MONO_NATIVE_IDISPATCH)
- mono_mb_emit_managed_call (mb, get_idispatch_for_object_internal, NULL);
- else if (!klass && spec->native == MONO_NATIVE_INTERFACE)
- mono_mb_emit_managed_call (mb, get_iunknown_for_object_internal, NULL);
- else
- g_assert_not_reached ();
- mono_mb_emit_stloc (mb, conv_arg);
- mono_mb_patch_short_branch (mb, pos_null);
- break;
- }
-
- case MARSHAL_ACTION_CONV_OUT: {
- if (t->byref && (t->attrs & PARAM_ATTRIBUTE_OUT)) {
- int ccw_obj;
- guint32 pos_null = 0, pos_ccw = 0, pos_end = 0;
- ccw_obj = mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
-
- mono_mb_emit_ldarg (mb, argnum);
- mono_mb_emit_byte (mb, CEE_LDNULL);
- mono_mb_emit_byte (mb, CEE_STIND_REF);
-
- mono_mb_emit_ldloc (mb, conv_arg);
- pos_null = mono_mb_emit_short_branch (mb, CEE_BRFALSE_S);
-
- mono_mb_emit_ldloc (mb, conv_arg);
- mono_mb_emit_icon (mb, TRUE);
- mono_mb_emit_icall (mb, cominterop_get_ccw_object);
- mono_mb_emit_stloc (mb, ccw_obj);
- mono_mb_emit_ldloc (mb, ccw_obj);
- pos_ccw = mono_mb_emit_short_branch (mb, CEE_BRTRUE_S);
-
- mono_mb_emit_ldarg (mb, argnum);
- mono_mb_emit_ldloc (mb, conv_arg);
- mono_mb_emit_managed_call (mb, get_object_for_iunknown, NULL);
-
- if (klass && klass != mono_defaults.object_class)
- mono_mb_emit_op (mb, CEE_CASTCLASS, klass);
- mono_mb_emit_byte (mb, CEE_STIND_REF);
-
- pos_end = mono_mb_emit_short_branch (mb, CEE_BR_S);
-
- /* is already managed object */
- mono_mb_patch_short_branch (mb, pos_ccw);
- mono_mb_emit_ldarg (mb, argnum);
- mono_mb_emit_ldloc (mb, ccw_obj);
-
- if (klass && klass != mono_defaults.object_class)
- mono_mb_emit_op (mb, CEE_CASTCLASS, klass);
- mono_mb_emit_byte (mb, CEE_STIND_REF);
-
- mono_mb_patch_short_branch (mb, pos_end);
-
- /* need to call Release to follow COM rules of ownership */
- mono_mb_emit_ldloc (mb, conv_arg);
- mono_mb_emit_managed_call (mb, marshal_release, NULL);
- mono_mb_emit_byte (mb, CEE_POP);
-
- /* case if null */
- mono_mb_patch_short_branch (mb, pos_null);
- }
- break;
- }
- case MARSHAL_ACTION_PUSH:
- if (t->byref)
- mono_mb_emit_ldloc_addr (mb, conv_arg);
- else
- mono_mb_emit_ldloc (mb, conv_arg);
- break;
-
- case MARSHAL_ACTION_CONV_RESULT: {
- int ccw_obj, ret_ptr;
- guint32 pos_null = 0, pos_ccw = 0, pos_end = 0;
- ccw_obj = mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
- ret_ptr = mono_mb_add_local (mb, &mono_defaults.int_class->byval_arg);
-
- /* store return value */
- mono_mb_emit_stloc (mb, ret_ptr);
-
- mono_mb_emit_ldloc (mb, ret_ptr);
- pos_null = mono_mb_emit_short_branch (mb, CEE_BRFALSE_S);
-
- mono_mb_emit_ldloc (mb, ret_ptr);
- mono_mb_emit_icon (mb, TRUE);
- mono_mb_emit_icall (mb, cominterop_get_ccw_object);
- mono_mb_emit_stloc (mb, ccw_obj);
- mono_mb_emit_ldloc (mb, ccw_obj);
- pos_ccw = mono_mb_emit_short_branch (mb, CEE_BRTRUE_S);
-
- mono_mb_emit_ldloc (mb, ret_ptr);
- mono_mb_emit_managed_call (mb, get_object_for_iunknown, NULL);
-
- if (klass && klass != mono_defaults.object_class)
- mono_mb_emit_op (mb, CEE_CASTCLASS, klass);
- mono_mb_emit_stloc (mb, 3);
-
- pos_end = mono_mb_emit_short_branch (mb, CEE_BR_S);
-
- /* is already managed object */
- mono_mb_patch_short_branch (mb, pos_ccw);
- mono_mb_emit_ldloc (mb, ccw_obj);
-
- if (klass && klass != mono_defaults.object_class)
- mono_mb_emit_op (mb, CEE_CASTCLASS, klass);
- mono_mb_emit_stloc (mb, 3);
-
- mono_mb_patch_short_branch (mb, pos_end);
-
- /* need to call Release to follow COM rules of ownership */
- mono_mb_emit_ldloc (mb, ret_ptr);
- mono_mb_emit_managed_call (mb, marshal_release, NULL);
- mono_mb_emit_byte (mb, CEE_POP);
-
- /* case if null */
- mono_mb_patch_short_branch (mb, pos_null);
- break;
- }
-
- case MARSHAL_ACTION_MANAGED_CONV_IN: {
- int ccw_obj;
- guint32 pos_null = 0, pos_ccw = 0, pos_end = 0;
- ccw_obj = mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
-
- klass = mono_class_from_mono_type (t);
- conv_arg = mono_mb_add_local (mb, &klass->byval_arg);
- *conv_arg_type = &mono_defaults.int_class->byval_arg;
-
- mono_mb_emit_byte (mb, CEE_LDNULL);
- mono_mb_emit_stloc (mb, conv_arg);
- if (t->attrs & PARAM_ATTRIBUTE_OUT)
- break;
-
- mono_mb_emit_ldarg (mb, argnum);
- if (t->byref)
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
- pos_null = mono_mb_emit_short_branch (mb, CEE_BRFALSE_S);
-
- mono_mb_emit_ldarg (mb, argnum);
- if (t->byref)
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
- mono_mb_emit_icon (mb, TRUE);
- mono_mb_emit_icall (mb, cominterop_get_ccw_object);
- mono_mb_emit_stloc (mb, ccw_obj);
- mono_mb_emit_ldloc (mb, ccw_obj);
- pos_ccw = mono_mb_emit_short_branch (mb, CEE_BRTRUE_S);
-
-
- mono_mb_emit_ldarg (mb, argnum);
- if (t->byref)
- mono_mb_emit_byte (mb, CEE_LDIND_REF);
- mono_mb_emit_managed_call (mb, get_object_for_iunknown, NULL);
-
- if (klass && klass != mono_defaults.object_class)
- mono_mb_emit_op (mb, CEE_CASTCLASS, klass);
- mono_mb_emit_stloc (mb, conv_arg);
- pos_end = mono_mb_emit_short_branch (mb, CEE_BR_S);
-
- /* is already managed object */
- mono_mb_patch_short_branch (mb, pos_ccw);
- mono_mb_emit_ldloc (mb, ccw_obj);
- if (klass && klass != mono_defaults.object_class)
- mono_mb_emit_op (mb, CEE_CASTCLASS, klass);
- mono_mb_emit_stloc (mb, conv_arg);
-
- mono_mb_patch_short_branch (mb, pos_end);
- /* case if null */
- mono_mb_patch_short_branch (mb, pos_null);
- break;
- }
-
- case MARSHAL_ACTION_MANAGED_CONV_OUT: {
- if (t->byref && t->attrs & PARAM_ATTRIBUTE_OUT) {
- guint32 pos_null = 0;
-
- if (!AddRef)
- AddRef = mono_class_get_method_from_name (mono_defaults.marshal_class, "AddRef", 1);
-
- mono_mb_emit_ldloc (mb, conv_arg);
- /* if null just break, conv arg was already inited to 0 */
- pos_null = mono_mb_emit_short_branch (mb, CEE_BRFALSE_S);
-
- /* to store later */
- mono_mb_emit_ldarg (mb, argnum);
- mono_mb_emit_ldloc (mb, conv_arg);
- if (klass && klass != mono_defaults.object_class) {
- mono_mb_emit_ptr (mb, t);
- mono_mb_emit_icall (mb, type_from_handle);
- mono_mb_emit_managed_call (mb, get_com_interface_for_object_internal, NULL);
- }
- else if (spec->native == MONO_NATIVE_IUNKNOWN)
- mono_mb_emit_managed_call (mb, get_iunknown_for_object_internal, NULL);
- else if (spec->native == MONO_NATIVE_IDISPATCH)
- mono_mb_emit_managed_call (mb, get_idispatch_for_object_internal, NULL);
- else if (!klass && spec->native == MONO_NATIVE_INTERFACE)
- mono_mb_emit_managed_call (mb, get_iunknown_for_object_internal, NULL);
- else
- g_assert_not_reached ();
- mono_mb_emit_byte (mb, CEE_STIND_I);
-
- mono_mb_emit_ldarg (mb, argnum);
- mono_mb_emit_byte (mb, CEE_LDIND_I);
- mono_mb_emit_managed_call (mb, AddRef, NULL);
- mono_mb_emit_byte (mb, CEE_POP);
-
- mono_mb_patch_short_branch (mb, pos_null);
- }
- break;
- }
-
- case MARSHAL_ACTION_MANAGED_CONV_RESULT: {
- guint32 pos_null = 0;
- int ccw_obj;
- ccw_obj = mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
-
- if (!AddRef)
- AddRef = mono_class_get_method_from_name (mono_defaults.marshal_class, "AddRef", 1);
-
- /* store return value */
- mono_mb_emit_stloc (mb, ccw_obj);
-
- mono_mb_emit_ldloc (mb, ccw_obj);
-
- /* if null just break, conv arg was already inited to 0 */
- pos_null = mono_mb_emit_short_branch (mb, CEE_BRFALSE_S);
-
- /* to store later */
- mono_mb_emit_ldloc (mb, ccw_obj);
- if (klass && klass != mono_defaults.object_class) {
- mono_mb_emit_ptr (mb, t);
- mono_mb_emit_icall (mb, type_from_handle);
- mono_mb_emit_managed_call (mb, get_com_interface_for_object_internal, NULL);
- }
- else if (spec->native == MONO_NATIVE_IUNKNOWN)
- mono_mb_emit_managed_call (mb, get_iunknown_for_object_internal, NULL);
- else if (spec->native == MONO_NATIVE_IDISPATCH)
- mono_mb_emit_managed_call (mb, get_idispatch_for_object_internal, NULL);
- else if (!klass && spec->native == MONO_NATIVE_INTERFACE)
- mono_mb_emit_managed_call (mb, get_iunknown_for_object_internal, NULL);
- else
- g_assert_not_reached ();
- mono_mb_emit_stloc (mb, 3);
- mono_mb_emit_ldloc (mb, 3);
-
- mono_mb_emit_managed_call (mb, AddRef, NULL);
- mono_mb_emit_byte (mb, CEE_POP);
-
- mono_mb_patch_short_branch (mb, pos_null);
- break;
- }
-
- default:
- g_assert_not_reached ();
- }
-
- return conv_arg;
-}
-
-#endif /* DISABLE_COM */
-
static int
emit_marshal_variant (EmitMarshalContext *m, int argnum, MonoType *t,
MonoMarshalSpec *spec,
mono_mb_emit_stloc (mb, 3);
break;
+ case MARSHAL_ACTION_MANAGED_CONV_IN: {
+ gint variant_bool = 0;
+ guint8 ldop = CEE_LDIND_I4;
+ if (!t->byref)
+ break;
+
+ conv_arg = mono_mb_add_local (mb, &mono_defaults.boolean_class->byval_arg);
+
+ *conv_arg_type = &mono_defaults.int32_class->byval_arg;
+
+ if (spec) {
+ switch (spec->native) {
+ case MONO_NATIVE_I1:
+ case MONO_NATIVE_U1:
+ *conv_arg_type = &mono_defaults.byte_class->this_arg;
+ ldop = CEE_LDIND_I1;
+ break;
+ case MONO_NATIVE_VARIANTBOOL:
+ *conv_arg_type = &mono_defaults.int16_class->this_arg;
+ variant_bool = 1;
+ ldop = CEE_LDIND_I2;
+ break;
+ case MONO_NATIVE_BOOLEAN:
+ break;
+ default:
+ g_warning ("marshalling bool as native type %x is currently not supported", spec->native);
+ }
+ }
+
+ mono_mb_emit_ldarg (mb, argnum);
+ mono_mb_emit_byte (mb, ldop);
+
+ if (variant_bool)
+ mono_mb_emit_byte (mb, CEE_NEG);
+ mono_mb_emit_stloc (mb, conv_arg);
+ break;
+ }
+
+ case MARSHAL_ACTION_MANAGED_CONV_OUT: {
+ guint8 stop = CEE_STIND_I4;
+ if (!t->byref)
+ break;
+ if (spec) {
+ switch (spec->native) {
+ case MONO_NATIVE_I1:
+ case MONO_NATIVE_U1:
+ stop = CEE_STIND_I1;
+ break;
+ case MONO_NATIVE_VARIANTBOOL:
+ stop = CEE_STIND_I2;
+ break;
+ default:
+ break;
+ }
+ }
+
+ mono_mb_emit_ldarg (mb, argnum);
+ mono_mb_emit_ldloc (mb, conv_arg);
+ if (spec != NULL && spec->native == MONO_NATIVE_VARIANTBOOL)
+ mono_mb_emit_byte (mb, CEE_NEG);
+ mono_mb_emit_byte (mb, stop);
+ break;
+ }
+
default:
g_assert_not_reached ();
}
switch (action) {
case MARSHAL_ACTION_CONV_IN:
- if (MONO_TYPE_ISSTRUCT (t->data.type)) {
+ if (MONO_TYPE_ISSTRUCT (t->data.type) && !mono_class_from_mono_type (t->data.type)->blittable) {
char *msg = g_strdup_printf ("Can not marshal 'parameter #%d': Pointers can not reference marshaled structures. Use byref instead.", argnum + 1);
mono_mb_emit_exception_marshal_directive (m->mb, msg);
}
if (spec && (spec->native == MONO_NATIVE_IUNKNOWN ||
spec->native == MONO_NATIVE_IDISPATCH ||
spec->native == MONO_NATIVE_INTERFACE))
- return emit_marshal_com_interface (m, argnum, t, spec, conv_arg, conv_arg_type, action);
+ return mono_cominterop_emit_marshal_com_interface (m, argnum, t, spec, conv_arg, conv_arg_type, action);
#endif
if (mono_defaults.safehandle_class != NULL &&
*
* generates IL code for the pinvoke wrapper, the generated code calls @func.
*/
-static void
+void
mono_marshal_emit_native_wrapper (MonoImage *image, MonoMethodBuilder *mb, MonoMethodSignature *sig, MonoMethodPInvoke *piinfo, MonoMarshalSpec **mspecs, gpointer func, gboolean aot, gboolean check_exceptions)
{
EmitMarshalContext m;
case MONO_TYPE_VALUETYPE:
klass = sig->ret->data.klass;
if (klass->enumtype) {
- type = sig->ret->data.klass->enum_basetype->type;
+ type = mono_class_enum_basetype (sig->ret->data.klass)->type;
goto handle_enum;
}
emit_marshal (&m, 0, sig->ret, spec, 0, NULL, MARSHAL_ACTION_CONV_RESULT);
g_assert (method != NULL);
g_assert (mono_method_signature (method)->pinvoke);
- cache = method->klass->image->native_wrapper_cache;
+ if (aot)
+ cache = get_cache (&method->klass->image->native_wrapper_aot_cache, mono_aligned_addr_hash, NULL);
+ else
+ cache = get_cache (&method->klass->image->native_wrapper_cache, mono_aligned_addr_hash, NULL);
if ((res = mono_marshal_find_in_cache (cache, method)))
return res;
if (MONO_CLASS_IS_IMPORT (method->klass)) {
#ifndef DISABLE_COM
- return cominterop_get_native_wrapper (method);
+ return mono_cominterop_get_native_wrapper (method);
#else
g_assert_not_reached ();
#endif
GHashTable *cache;
char *name;
- cache = image->native_wrapper_cache;
+ cache = get_cache (&image->native_wrapper_cache, mono_aligned_addr_hash, NULL);
if ((res = mono_marshal_find_in_cache (cache, func)))
return res;
}
/* FIXME: moving GC */
-static void
+void
mono_marshal_emit_managed_wrapper (MonoMethodBuilder *mb, MonoMethodSignature *invoke_sig, MonoMarshalSpec **mspecs, EmitMarshalContext* m, MonoMethod *method, MonoObject* this)
{
MonoMethodSignature *sig, *csig;
case MONO_TYPE_ARRAY:
case MONO_TYPE_SZARRAY:
case MONO_TYPE_STRING:
+ case MONO_TYPE_BOOLEAN:
tmp_locals [i] = emit_marshal (m, i, sig->params [i], mspecs [i + 1], 0, &csig->params [i], MARSHAL_ACTION_MANAGED_CONV_IN);
break;
case MONO_TYPE_BOOLEAN:
case MONO_TYPE_I1:
case MONO_TYPE_U1:
+ case MONO_TYPE_CHAR:
case MONO_TYPE_I2:
case MONO_TYPE_U2:
case MONO_TYPE_I4:
case MONO_TYPE_VALUETYPE:
case MONO_TYPE_OBJECT:
case MONO_TYPE_STRING:
+ case MONO_TYPE_BOOLEAN:
emit_marshal (m, i, t, mspecs [i + 1], tmp_locals [i], NULL, MARSHAL_ACTION_MANAGED_CONV_OUT);
break;
}
static MonoMethod *enter_method, *exit_method, *gettypefromhandle_method;
MonoMethodSignature *sig;
MonoExceptionClause *clause;
- MonoMethodHeader *header;
MonoMethodBuilder *mb;
MonoMethod *res;
GHashTable *cache;
/* this */
this_local = mono_mb_add_local (mb, &mono_defaults.object_class->byval_arg);
- mono_loader_lock ();
clause = mono_image_alloc0 (method->klass->image, sizeof (MonoExceptionClause));
- mono_loader_unlock ();
clause->flags = MONO_EXCEPTION_CLAUSE_FINALLY;
+ mono_loader_lock ();
+
if (!enter_method) {
MonoMethodDesc *desc;
mono_method_desc_free (desc);
}
+ mono_loader_unlock ();
+
/* Push this or the type object */
if (method->flags & METHOD_ATTRIBUTE_STATIC) {
/* We have special handling for this in the JIT */
mono_mb_emit_ldloc (mb, ret_local);
mono_mb_emit_byte (mb, CEE_RET);
+ mono_mb_set_clauses (mb, 1, clause);
+
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;
-
return res;
}
return ret;
}
-MonoMethod*
-mono_marshal_get_write_barrier (void)
-{
- static MonoMethod* ret = NULL;
- MonoMethodSignature *sig;
- MonoMethodBuilder *mb;
- int max_stack = 2;
-
- if (ret)
- return ret;
-
- mb = mono_mb_new (mono_defaults.object_class, "writebarrier", MONO_WRAPPER_WRITE_BARRIER);
-
- sig = mono_metadata_signature_alloc (mono_defaults.corlib, 2);
-
- /* void writebarrier (MonoObject** addr, MonoObject* obj) */
- sig->ret = &mono_defaults.void_class->byval_arg;
- sig->params [0] = &mono_defaults.object_class->this_arg;
- sig->params [1] = &mono_defaults.object_class->byval_arg;
-
- /* just the store right now: add an hook for the GC to use, maybe something
- * that can be used for stelemref as well
- * We need a write barrier variant to be used with struct copies as well, though
- * there are also other approaches possible, like writing a wrapper specific to
- * the struct or to the reference pattern in the struct...
- * Depending on the GC, we may want variants that take the object we store to
- * when it is available.
- */
- mono_mb_emit_ldarg (mb, 0);
- mono_mb_emit_ldarg (mb, 1);
- mono_mb_emit_icall (mb, mono_gc_wbarrier_generic_store);
- /*mono_mb_emit_byte (mb, CEE_STIND_REF);*/
-
- mono_mb_emit_byte (mb, CEE_RET);
-
- ret = mono_mb_create_method (mb, sig, max_stack);
- mono_mb_free (mb);
- return ret;
-}
-
void*
mono_marshal_alloc (gulong size)
{
}
}
-MonoString *
-ves_icall_System_Runtime_InteropServices_Marshal_PtrToStringBSTR (gpointer ptr)
+guint32
+ves_icall_System_Runtime_InteropServices_Marshal_GetLastWin32Error (void)
{
MONO_ARCH_SAVE_REGS;
- return mono_string_from_bstr(ptr);
+ return (GPOINTER_TO_INT (TlsGetValue (last_error_tls_id)));
}
-gpointer
-ves_icall_System_Runtime_InteropServices_Marshal_StringToBSTR (MonoString* ptr)
-{
- MONO_ARCH_SAVE_REGS;
-
- return mono_string_to_bstr(ptr);
-}
-
-typedef struct
-{
- int (STDCALL *QueryInterface)(gpointer pUnk, gpointer riid, gpointer* ppv);
- int (STDCALL *AddRef)(gpointer pUnk);
- int (STDCALL *Release)(gpointer pUnk);
-} MonoIUnknown;
-
-void
-ves_icall_System_Runtime_InteropServices_Marshal_FreeBSTR (gpointer ptr)
-{
- MONO_ARCH_SAVE_REGS;
-
- mono_free_bstr (ptr);
-}
-
-int
-ves_icall_System_Runtime_InteropServices_Marshal_AddRefInternal (gpointer pUnk)
-{
- g_assert (pUnk);
- return (*(MonoIUnknown**)pUnk)->AddRef(pUnk);
-}
-
-int
-ves_icall_System_Runtime_InteropServices_Marshal_QueryInterfaceInternal (gpointer pUnk, gpointer riid, gpointer* ppv)
-{
- g_assert (pUnk);
- return (*(MonoIUnknown**)pUnk)->QueryInterface(pUnk, riid, ppv);
-}
-
-int
-ves_icall_System_Runtime_InteropServices_Marshal_ReleaseInternal (gpointer pUnk)
-{
- g_assert (pUnk);
- return (*(MonoIUnknown**)pUnk)->Release(pUnk);
-}
-
-#ifndef DISABLE_COM
-
-static void*
-cominterop_get_idispatch_for_object (MonoObject* object)
-{
- if (!object)
- return NULL;
-
- if (cominterop_object_is_rcw (object)) {
- return cominterop_get_interface (((MonoComInteropProxy*)((MonoTransparentProxy*)object)->rp)->com_object,
- mono_defaults.idispatch_class, TRUE);
- }
- else {
- return cominterop_get_ccw (object, mono_defaults.idispatch_class);
- }
-}
-
-#endif
-
-void*
-ves_icall_System_Runtime_InteropServices_Marshal_GetIUnknownForObjectInternal (MonoObject* object)
-{
-#ifndef DISABLE_COM
- if (!object)
- return NULL;
-
- if (cominterop_object_is_rcw (object)) {
- MonoClass *klass = NULL;
- MonoRealProxy* real_proxy = NULL;
- if (!object)
- return NULL;
- klass = mono_object_class (object);
- if (klass != mono_defaults.transparent_proxy_class) {
- g_assert_not_reached ();
- return NULL;
- }
-
- real_proxy = ((MonoTransparentProxy*)object)->rp;
- if (!real_proxy) {
- g_assert_not_reached ();
- return NULL;
- }
-
- klass = mono_object_class (real_proxy);
- if (klass != mono_defaults.com_interop_proxy_class) {
- g_assert_not_reached ();
- return NULL;
- }
-
- if (!((MonoComInteropProxy*)real_proxy)->com_object) {
- g_assert_not_reached ();
- return NULL;
- }
-
- return ((MonoComInteropProxy*)real_proxy)->com_object->iunknown;
- }
- else {
- return cominterop_get_ccw (object, mono_defaults.iunknown_class);
- }
-#else
- g_assert_not_reached ();
-#endif
-}
-
-MonoObject*
-ves_icall_System_Runtime_InteropServices_Marshal_GetObjectForCCW (void* pUnk)
-{
-#ifndef DISABLE_COM
- MonoObject* object = NULL;
-
- if (!pUnk)
- return NULL;
-
- /* see if it is a CCW */
- object = cominterop_get_ccw_object ((MonoCCWInterface*)pUnk, TRUE);
-
- return object;
-#else
- g_assert_not_reached ();
-#endif
-}
-
-void*
-ves_icall_System_Runtime_InteropServices_Marshal_GetIDispatchForObjectInternal (MonoObject* object)
-{
-#ifndef DISABLE_COM
- return cominterop_get_idispatch_for_object (object);
-#else
- g_assert_not_reached ();
-#endif
-}
-
-void*
-ves_icall_System_Runtime_InteropServices_Marshal_GetCCW (MonoObject* object, MonoReflectionType* type)
-{
-#ifndef DISABLE_COM
- MonoClass* klass = NULL;
- void* itf = NULL;
- g_assert (type);
- g_assert (type->type);
- klass = mono_type_get_class (type->type);
- g_assert (klass);
- itf = cominterop_get_ccw (object, klass);
- g_assert (itf);
- return itf;
-#else
- g_assert_not_reached ();
-#endif
-}
-
-
-MonoBoolean
-ves_icall_System_Runtime_InteropServices_Marshal_IsComObject (MonoObject* object)
-{
-#ifndef DISABLE_COM
- return (MonoBoolean)cominterop_object_is_rcw (object);
-#else
- g_assert_not_reached ();
-#endif
-}
-
-gint32
-ves_icall_System_Runtime_InteropServices_Marshal_ReleaseComObjectInternal (MonoObject* object)
-{
-#ifndef DISABLE_COM
- MonoComInteropProxy* proxy = NULL;
- gint32 ref_count = 0;
-
- g_assert (object);
- g_assert (cominterop_object_is_rcw (object));
-
- proxy = (MonoComInteropProxy*)((MonoTransparentProxy*)object)->rp;
- g_assert (proxy);
-
- ref_count = InterlockedDecrement (&proxy->ref_count);
- g_assert (ref_count >= 0);
-
- if (ref_count == 0)
- ves_icall_System_ComObject_ReleaseInterfaces (proxy->com_object);
-
- return ref_count;
-#else
- g_assert_not_reached ();
-#endif
-}
-
-guint32
-ves_icall_System_Runtime_InteropServices_Marshal_GetComSlotForMethodInfoInternal (MonoReflectionMethod *m)
-{
- MONO_ARCH_SAVE_REGS;
-
-#ifndef DISABLE_COM
- return cominterop_get_com_slot_for_method (m->method);
-#else
- g_assert_not_reached ();
-#endif
-}
-
-guint32
-ves_icall_System_Runtime_InteropServices_Marshal_GetLastWin32Error (void)
-{
- MONO_ARCH_SAVE_REGS;
-
- return (GPOINTER_TO_INT (TlsGetValue (last_error_tls_id)));
-}
-
-guint32
-ves_icall_System_Runtime_InteropServices_Marshal_SizeOf (MonoReflectionType *rtype)
+guint32
+ves_icall_System_Runtime_InteropServices_Marshal_SizeOf (MonoReflectionType *rtype)
{
MonoClass *klass;
MonoType *type;
return mono_ftnptr_to_delegate (mono_type_get_class (type->type), ftn);
}
-/* Only used for COM RCWs */
-MonoObject *
-ves_icall_System_ComObject_CreateRCW (MonoReflectionType *type)
-{
- MonoClass *klass;
- MonoDomain *domain;
- MonoObject *obj;
-
- MONO_ARCH_SAVE_REGS;
-
- domain = mono_object_domain (type);
- klass = mono_class_from_mono_type (type->type);
-
- /* call mono_object_new_alloc_specific instead of mono_object_new
- * because we want to actually create object. mono_object_new checks
- * to see if type is import and creates transparent proxy. this method
- * is called by the corresponding real proxy to create the real RCW.
- * Constructor does not need to be called. Will be called later.
- */
- obj = mono_object_new_alloc_specific (mono_class_vtable (domain, klass));
- return obj;
-}
-
-static gboolean
-cominterop_finalizer (gpointer key, gpointer value, gpointer user_data)
-{
- ves_icall_System_Runtime_InteropServices_Marshal_ReleaseInternal (value);
- return TRUE;
-}
-
-void
-ves_icall_System_ComObject_ReleaseInterfaces (MonoComObject* obj)
-{
- g_assert(obj);
- if (obj->itf_hash) {
- guint32 gchandle = 0;
- mono_cominterop_lock ();
- gchandle = GPOINTER_TO_UINT (g_hash_table_lookup (rcw_hash, obj->iunknown));
- if (gchandle) {
- mono_gchandle_free (gchandle);
- g_hash_table_remove (rcw_hash, obj->iunknown);
- }
-
- g_hash_table_foreach_remove (obj->itf_hash, cominterop_finalizer, NULL);
- ves_icall_System_Runtime_InteropServices_Marshal_ReleaseInternal (obj->iunknown);
- obj->itf_hash = obj->iunknown = NULL;
- mono_cominterop_unlock ();
- }
-}
-
-gpointer
-ves_icall_System_ComObject_GetInterfaceInternal (MonoComObject* obj, MonoReflectionType* type, MonoBoolean throw_exception)
-{
-#ifndef DISABLE_COM
- return cominterop_get_interface (obj, mono_type_get_class (type->type), (gboolean)throw_exception);
-#else
- g_assert_not_reached ();
-#endif
-}
-
-void
-ves_icall_Mono_Interop_ComInteropProxy_AddProxy (gpointer pUnk, MonoComInteropProxy* proxy)
-{
-#ifndef DISABLE_COM
- guint32 gchandle = 0;
- if (!rcw_hash) {
- mono_cominterop_lock ();
- rcw_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
- mono_cominterop_unlock ();
- }
-
- gchandle = mono_gchandle_new_weakref ((MonoObject*)proxy, FALSE);
-
- mono_cominterop_lock ();
- g_hash_table_insert (rcw_hash, pUnk, GUINT_TO_POINTER (gchandle));
- mono_cominterop_unlock ();
-#else
- g_assert_not_reached ();
-#endif
-}
-
-MonoComInteropProxy*
-ves_icall_Mono_Interop_ComInteropProxy_FindProxy (gpointer pUnk)
-{
-#ifndef DISABLE_COM
- MonoComInteropProxy* proxy = NULL;
- guint32 gchandle = 0;
-
- mono_cominterop_lock ();
- if (rcw_hash)
- gchandle = GPOINTER_TO_UINT (g_hash_table_lookup (rcw_hash, pUnk));
- mono_cominterop_unlock ();
- if (gchandle) {
- proxy = (MonoComInteropProxy*)mono_gchandle_get_target (gchandle);
- /* proxy is null means we need to free up old RCW */
- if (!proxy) {
- mono_gchandle_free (gchandle);
- g_hash_table_remove (rcw_hash, pUnk);
- }
- }
- return proxy;
-#else
- g_assert_not_reached ();
-#endif
-}
-
/**
* mono_marshal_is_loading_type_info:
*
if (mono_field_is_deleted (field))
continue;
if (field->type->attrs & FIELD_ATTRIBUTE_HAS_FIELD_MARSHAL)
- mono_metadata_field_info_with_mempool (klass->image->mempool, klass->image, mono_metadata_token_index (mono_class_get_field_token (field)) - 1,
+ mono_metadata_field_info_with_mempool (klass->image, mono_metadata_token_index (mono_class_get_field_token (field)) - 1,
NULL, NULL, &info->fields [j].mspec);
info->fields [j].field = field;
info->native_size &= ~(min_align - 1);
}
+ info->min_align = min_align;
+
/* Update the class's blittable info, if the layouts don't match */
if (info->native_size != mono_class_value_size (klass, NULL))
klass->blittable = FALSE;
}
if (align)
- *align = klass->min_align;
+ *align = klass->marshal_info->min_align;
return klass->marshal_info->native_size;
}
MonoClass *klass = mono_class_from_mono_type (t);
if (klass->enumtype)
- return mono_type_native_stack_size (klass->enum_basetype, align);
+ return mono_type_native_stack_size (mono_class_enum_basetype (klass), align);
else {
size = mono_class_native_size (klass, align);
*align = *align + 3;
mono_mb_emit_managed_call (mb, method, NULL);
mono_mb_emit_byte (mb, CEE_RET);
- res = mono_mb_create_method (mb, csig, csig->param_count + 16);
-
/* We can corlib internal methods */
- res->skip_visibility = TRUE;
+ mb->skip_visibility = TRUE;
+
+ res = mono_mb_create_method (mb, csig, csig->param_count + 16);
mono_mb_free (mb);
memset (dest, 0, length);
}
-/* Put COM Interop related stuff here */
-
-#ifndef DISABLE_COM
-
-/**
- * cominterop_get_ccw_object:
- * @ccw_entry: a pointer to the CCWEntry
- * @verify: verify ccw_entry is in fact a ccw
- *
- * Returns: the corresponding object for the CCW
- */
-static MonoObject*
-cominterop_get_ccw_object (MonoCCWInterface* ccw_entry, gboolean verify)
-{
- MonoCCW *ccw = NULL;
-
- /* no CCW's exist yet */
- if (!ccw_interface_hash)
- return NULL;
-
- if (verify) {
- ccw = g_hash_table_lookup (ccw_interface_hash, ccw_entry);
- }
- else {
- ccw = ccw_entry->ccw;
- g_assert (ccw);
- }
- if (ccw)
- return mono_gchandle_get_target (ccw->gc_handle);
- else
- return NULL;
-}
-
-static void
-cominterop_setup_marshal_context (EmitMarshalContext *m, MonoMethod *method)
-{
- MonoMethodSignature *sig, *csig;
- sig = mono_method_signature (method);
- /* we copy the signature, so that we can modify it */
- /* FIXME: which to use? */
- csig = signature_dup (method->klass->image, sig);
- /* csig = mono_metadata_signature_dup (sig); */
-
- /* STDCALL on windows, CDECL everywhere else to work with XPCOM and MainWin COM */
-#ifdef PLATFORM_WIN32
- csig->call_convention = MONO_CALL_STDCALL;
-#else
- csig->call_convention = MONO_CALL_C;
-#endif
- csig->hasthis = 0;
- csig->pinvoke = 1;
-
- m->image = method->klass->image;
- m->piinfo = NULL;
- m->retobj_var = 0;
- m->sig = sig;
- m->csig = csig;
-}
-
-/**
- * cominterop_get_ccw:
- * @object: a pointer to the object
- * @itf: interface type needed
- *
- * Returns: a value indicating if the object is a
- * Runtime Callable Wrapper (RCW) for a COM object
- */
-static gpointer
-cominterop_get_ccw (MonoObject* object, MonoClass* itf)
-{
- int i;
- MonoCCW *ccw = NULL;
- MonoCCWInterface* ccw_entry = NULL;
- gpointer *vtable = NULL;
- static gpointer iunknown[3] = {NULL, NULL, NULL};
- static gpointer idispatch[4] = {NULL, NULL, NULL, NULL};
- MonoClass* iface = NULL;
- MonoClass* klass = NULL;
- EmitMarshalContext m;
- int start_slot = 3;
- int method_count = 0;
- GList *ccw_list, *ccw_list_item;
- MonoCustomAttrInfo *cinfo = NULL;
-
- if (!object)
- return NULL;
-
- klass = mono_object_get_class (object);
-
- if (!ccw_hash)
- ccw_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
- if (!ccw_interface_hash)
- ccw_interface_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
-
- ccw_list = g_hash_table_lookup (ccw_hash, GINT_TO_POINTER (mono_object_hash (object)));
-
- ccw_list_item = ccw_list;
- while (ccw_list_item) {
- MonoCCW* ccw_iter = ccw_list_item->data;
- if (mono_gchandle_get_target (ccw_iter->gc_handle) == object) {
- ccw = ccw_iter;
- break;
- }
- ccw_list_item = g_list_next(ccw_list_item);
- }
-
- if (!iunknown [0]) {
- iunknown [0] = cominterop_ccw_queryinterface;
- iunknown [1] = cominterop_ccw_addref;
- iunknown [2] = cominterop_ccw_release;
- }
-
- if (!idispatch [0]) {
- idispatch [0] = cominterop_ccw_get_type_info_count;
- idispatch [1] = cominterop_ccw_get_type_info;
- idispatch [2] = cominterop_ccw_get_ids_of_names;
- idispatch [3] = cominterop_ccw_invoke;
- }
-
- if (!ccw) {
- ccw = g_new0 (MonoCCW, 1);
-#ifdef PLATFORM_WIN32
- ccw->free_marshaler = 0;
-#endif
- ccw->vtable_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
- ccw->ref_count = 0;
- /* just alloc a weak handle until we are addref'd*/
- ccw->gc_handle = mono_gchandle_new_weakref (object, FALSE);
-
- if (!ccw_list) {
- ccw_list = g_list_alloc ();
- ccw_list->data = ccw;
- }
- else
- ccw_list = g_list_append (ccw_list, ccw);
- g_hash_table_insert (ccw_hash, GINT_TO_POINTER (mono_object_hash (object)), ccw_list);
- /* register for finalization to clean up ccw */
- mono_object_register_finalizer (object);
- }
-
- cinfo = mono_custom_attrs_from_class (itf);
- if (cinfo) {
- static MonoClass* coclass_attribute = NULL;
- if (!coclass_attribute)
- coclass_attribute = mono_class_from_name (mono_defaults.corlib, "System.Runtime.InteropServices", "CoClassAttribute");
- if (mono_custom_attrs_has_attr (cinfo, coclass_attribute)) {
- g_assert(itf->interface_count && itf->interfaces[0]);
- itf = itf->interfaces[0];
- }
- if (!cinfo->cached)
- mono_custom_attrs_free (cinfo);
- }
-
- iface = itf;
- if (iface == mono_defaults.iunknown_class) {
- start_slot = 3;
- }
- else if (iface == mono_defaults.idispatch_class) {
- start_slot = 7;
- }
- else {
- method_count += iface->method.count;
- start_slot = cominterop_get_com_slot_begin (iface);
- iface = NULL;
- }
-
- ccw_entry = g_hash_table_lookup (ccw->vtable_hash, itf);
-
- if (!ccw_entry) {
- int vtable_index = method_count-1+start_slot;
- mono_loader_lock ();
- vtable = mono_image_alloc0 (klass->image, sizeof (gpointer)*(method_count+start_slot));
- mono_loader_unlock ();
- memcpy (vtable, iunknown, sizeof (iunknown));
- if (start_slot == 7)
- memcpy (vtable+3, idispatch, sizeof (idispatch));
-
- iface = itf;
- for (i = iface->method.count-1; i >= 0;i--) {
- int param_index = 0;
- MonoMethodBuilder *mb;
- MonoMarshalSpec ** mspecs;
- MonoMethod *wrapper_method, *adjust_method;
- MonoMethod *method = iface->methods [i];
- MonoMethodSignature* sig_adjusted;
- MonoMethodSignature* sig = mono_method_signature (method);
- gboolean preserve_sig = method->iflags & METHOD_IMPL_ATTRIBUTE_PRESERVE_SIG;
-
-
- mb = mono_mb_new (iface, method->name, MONO_WRAPPER_NATIVE_TO_MANAGED);
- adjust_method = cominterop_get_managed_wrapper_adjusted (method);
- sig_adjusted = mono_method_signature (adjust_method);
-
- mspecs = g_new (MonoMarshalSpec*, sig_adjusted->param_count + 1);
- mono_method_get_marshal_info (method, mspecs);
-
-
- /* move managed args up one */
- for (param_index = sig->param_count; param_index >= 1; param_index--) {
- int mspec_index = param_index+1;
- mspecs [mspec_index] = mspecs [param_index];
-
- if (mspecs[mspec_index] == NULL) {
- if (sig_adjusted->params[param_index]->type == MONO_TYPE_OBJECT) {
- mspecs[mspec_index] = g_new0 (MonoMarshalSpec, 1);
- mspecs[mspec_index]->native = MONO_NATIVE_STRUCT;
- }
- else if (sig_adjusted->params[param_index]->type == MONO_TYPE_STRING) {
- mspecs[mspec_index] = g_new0 (MonoMarshalSpec, 1);
- mspecs[mspec_index]->native = MONO_NATIVE_BSTR;
- }
- else if (sig_adjusted->params[param_index]->type == MONO_TYPE_CLASS) {
- mspecs[mspec_index] = g_new0 (MonoMarshalSpec, 1);
- mspecs[mspec_index]->native = MONO_NATIVE_INTERFACE;
- }
- }
- }
-
- /* first arg is IntPtr for interface */
- mspecs [1] = NULL;
-
- /* move return spec to last param */
- if (!preserve_sig && !MONO_TYPE_IS_VOID (sig->ret)) {
- if (mspecs [0] == NULL) {
- if (sig_adjusted->params[sig_adjusted->param_count-1]->type == MONO_TYPE_OBJECT) {
- mspecs[0] = g_new0 (MonoMarshalSpec, 1);
- mspecs[0]->native = MONO_NATIVE_STRUCT;
- }
- else if (sig_adjusted->params[sig_adjusted->param_count-1]->type == MONO_TYPE_STRING) {
- mspecs[0] = g_new0 (MonoMarshalSpec, 1);
- mspecs[0]->native = MONO_NATIVE_BSTR;
- }
- else if (sig_adjusted->params[sig_adjusted->param_count-1]->type == MONO_TYPE_CLASS) {
- mspecs[0] = g_new0 (MonoMarshalSpec, 1);
- mspecs[0]->native = MONO_NATIVE_INTERFACE;
- }
- }
-
- mspecs [sig_adjusted->param_count] = mspecs [0];
- mspecs [0] = NULL;
- }
-
- cominterop_setup_marshal_context (&m, adjust_method);
- m.mb = mb;
- mono_marshal_emit_managed_wrapper (mb, sig_adjusted, mspecs, &m, adjust_method, NULL);
- mono_loader_lock ();
- mono_marshal_lock ();
- wrapper_method = mono_mb_create_method (mb, m.csig, m.csig->param_count + 16);
- mono_marshal_unlock ();
- mono_loader_unlock ();
-
- /* skip visiblity since we call internal methods */
- wrapper_method->skip_visibility = TRUE;
-
- vtable [vtable_index--] = mono_compile_method (wrapper_method);
-
-
- for (param_index = sig_adjusted->param_count; param_index >= 0; param_index--)
- if (mspecs [param_index])
- mono_metadata_free_marshal_spec (mspecs [param_index]);
- g_free (mspecs);
- }
-
- ccw_entry = g_new0 (MonoCCWInterface, 1);
- ccw_entry->ccw = ccw;
- ccw_entry->vtable = vtable;
- g_hash_table_insert (ccw->vtable_hash, itf, ccw_entry);
- g_hash_table_insert (ccw_interface_hash, ccw_entry, ccw);
- }
-
- return ccw_entry;
-}
-
-static gboolean
-mono_marshal_free_ccw_entry (gpointer key, gpointer value, gpointer user_data)
-{
- g_assert (value);
- g_free (value);
- return TRUE;
-}
-
-/**
- * mono_marshal_free_ccw:
- * @object: the mono object
- *
- * Returns: whether the object had a CCW
- */
-gboolean
-mono_marshal_free_ccw (MonoObject* object)
-{
- GList *ccw_list, *ccw_list_orig, *ccw_list_item;
- /* no ccw's were created */
- if (!ccw_hash || g_hash_table_size (ccw_hash) == 0)
- return FALSE;
-
- /* need to cache orig list address to remove from hash_table if empty */
- mono_cominterop_lock ();
- ccw_list = ccw_list_orig = g_hash_table_lookup (ccw_hash, GINT_TO_POINTER (mono_object_hash (object)));
- mono_cominterop_unlock ();
-
- if (!ccw_list)
- return FALSE;
-
- ccw_list_item = ccw_list;
- while (ccw_list_item) {
- MonoCCW* ccw_iter = ccw_list_item->data;
- MonoObject* handle_target = mono_gchandle_get_target (ccw_iter->gc_handle);
-
- /* Looks like the GC NULLs the weakref handle target before running the
- * finalizer. So if we get a NULL target, destroy the CCW as well. */
- if (!handle_target || handle_target == object) {
- /* remove all interfaces */
- g_hash_table_foreach_remove (ccw_iter->vtable_hash, mono_marshal_free_ccw_entry, NULL);
- g_hash_table_destroy (ccw_iter->vtable_hash);
-
- /* get next before we delete */
- ccw_list_item = g_list_next(ccw_list_item);
-
- /* remove ccw from list */
- ccw_list = g_list_remove (ccw_list, ccw_iter);
- g_free (ccw_iter);
- }
- else
- ccw_list_item = g_list_next(ccw_list_item);
- }
-
- /* if list is empty remove original address from hash */
- if (g_list_length (ccw_list) == 0)
- g_hash_table_remove (ccw_hash, GINT_TO_POINTER (mono_object_hash (object)));
-
-
- return TRUE;
-}
-
-/**
- * cominterop_get_managed_wrapper_adjusted:
- * @method: managed COM Interop method
- *
- * Returns: the generated method to call with signature matching
- * the unmanaged COM Method signature
- */
-static MonoMethod *
-cominterop_get_managed_wrapper_adjusted (MonoMethod *method)
-{
- static MonoMethod *get_hr_for_exception = NULL;
- MonoMethod *res = NULL;
- MonoMethodBuilder *mb;
- MonoMarshalSpec **mspecs;
- MonoMethodSignature *sig, *sig_native;
- MonoExceptionClause *main_clause = NULL;
- MonoMethodHeader *header;
- int pos_leave;
- int hr = 0;
- int i;
- gboolean preserve_sig = method->iflags & METHOD_IMPL_ATTRIBUTE_PRESERVE_SIG;
-
- if (!get_hr_for_exception)
- get_hr_for_exception = mono_class_get_method_from_name (mono_defaults.marshal_class, "GetHRForException", -1);
-
- sig = mono_method_signature (method);
-
- /* create unmanaged wrapper */
- mb = mono_mb_new (method->klass, method->name, MONO_WRAPPER_COMINTEROP);
-
- sig_native = cominterop_method_signature (method);
-
- mspecs = g_new0 (MonoMarshalSpec*, sig_native->param_count+1);
-
- mono_method_get_marshal_info (method, mspecs);
-
- /* move managed args up one */
- for (i = sig->param_count; i >= 1; i--)
- mspecs [i+1] = mspecs [i];
-
- /* first arg is IntPtr for interface */
- mspecs [1] = NULL;
-
- /* move return spec to last param */
- if (!preserve_sig && !MONO_TYPE_IS_VOID (sig->ret))
- mspecs [sig_native->param_count] = mspecs [0];
-
- mspecs [0] = NULL;
-
- if (!preserve_sig) {
- hr = mono_mb_add_local (mb, &mono_defaults.int32_class->byval_arg);
-
- /* try */
- main_clause = g_new0 (MonoExceptionClause, 1);
- main_clause->try_offset = mono_mb_get_label (mb);
- }
-
- /* load last param to store result if not preserve_sig and not void */
- if (!preserve_sig && !MONO_TYPE_IS_VOID (sig->ret))
- mono_mb_emit_ldarg (mb, sig_native->param_count-1);
-
- /* the CCW -> object conversion */
- mono_mb_emit_ldarg (mb, 0);
- mono_mb_emit_icon (mb, FALSE);
- mono_mb_emit_icall (mb, cominterop_get_ccw_object);
-
- for (i = 0; i < sig->param_count; i++)
- mono_mb_emit_ldarg (mb, i+1);
-
- mono_mb_emit_managed_call (mb, method, NULL);
-
- if (!preserve_sig) {
- /* store result if not preserve_sig and we have one */
- if (!MONO_TYPE_IS_VOID (sig->ret))
- mono_mb_emit_byte (mb, mono_type_to_stind (sig->ret));
-
- pos_leave = mono_mb_emit_branch (mb, CEE_LEAVE);
-
- /* Main exception catch */
- main_clause->flags = MONO_EXCEPTION_CLAUSE_NONE;
- main_clause->try_len = mono_mb_get_pos (mb) - main_clause->try_offset;
- main_clause->data.catch_class = mono_defaults.object_class;
-
- /* handler code */
- main_clause->handler_offset = mono_mb_get_label (mb);
- mono_mb_emit_managed_call (mb, get_hr_for_exception, NULL);
- mono_mb_emit_stloc (mb, hr);
- mono_mb_emit_branch (mb, CEE_LEAVE);
- main_clause->handler_len = mono_mb_get_pos (mb) - main_clause->handler_offset;
- /* end catch */
-
- mono_mb_patch_branch (mb, pos_leave);
-
- mono_mb_emit_ldloc (mb, hr);
- }
-
- mono_mb_emit_byte (mb, CEE_RET);
-
- mono_loader_lock ();
- mono_marshal_lock ();
- res = mono_mb_create_method (mb, sig_native, sig_native->param_count + 16);
- mono_marshal_unlock ();
- mono_loader_unlock ();
-
- mono_mb_free (mb);
-
- for (i = sig_native->param_count; i >= 0; i--)
- if (mspecs [i])
- mono_metadata_free_marshal_spec (mspecs [i]);
- g_free (mspecs);
-
- if (!preserve_sig) {
- header = ((MonoMethodNormal *)res)->header;
- header->num_clauses = 1;
- header->clauses = main_clause;
- }
-
- return res;
-}
-
-/**
- * cominterop_mono_string_to_guid:
- *
- * Converts the standard string representation of a GUID
- * to a 16 byte Microsoft GUID.
- */
-static void
-cominterop_mono_string_to_guid (const MonoString* string, guint8 *guid) {
- gunichar2 * chars = mono_string_chars (string);
- int i = 0;
- static guint8 indexes[16] = {7, 5, 3, 1, 12, 10, 17, 15, 20, 22, 25, 27, 29, 31, 33, 35};
-
- for (i = 0; i < sizeof(indexes); i++)
- guid [i] = g_unichar_xdigit_value (chars [indexes [i]]) + (g_unichar_xdigit_value (chars [indexes [i] - 1]) << 4);
-}
-
-static gboolean
-cominterop_class_guid_equal (guint8* guid, MonoClass* klass)
-{
- guint8 klass_guid [16];
- if (cominterop_class_guid (klass, klass_guid))
- return !memcmp (guid, klass_guid, sizeof (klass_guid));
- return FALSE;
-}
-
-static int STDCALL
-cominterop_ccw_addref (MonoCCWInterface* ccwe)
-{
- gint32 ref_count = 0;
- MonoCCW* ccw = ccwe->ccw;
- g_assert (ccw);
- g_assert (ccw->gc_handle);
- g_assert (ccw->ref_count >= 0);
- ref_count = InterlockedIncrement ((gint32*)&ccw->ref_count);
- if (ref_count == 1) {
- guint32 oldhandle = ccw->gc_handle;
- g_assert (oldhandle);
- /* since we now have a ref count, alloc a strong handle*/
- ccw->gc_handle = mono_gchandle_new (mono_gchandle_get_target (oldhandle), FALSE);
- mono_gchandle_free (oldhandle);
- }
- return ref_count;
-}
-
-static int STDCALL
-cominterop_ccw_release (MonoCCWInterface* ccwe)
-{
- gint32 ref_count = 0;
- MonoCCW* ccw = ccwe->ccw;
- g_assert (ccw);
- g_assert (ccw->ref_count > 0);
- ref_count = InterlockedDecrement ((gint32*)&ccw->ref_count);
- if (ref_count == 0) {
- /* allow gc of object */
- guint32 oldhandle = ccw->gc_handle;
- g_assert (oldhandle);
-#ifdef PLATFORM_WIN32
- if (ccw->free_marshaler)
- ves_icall_System_Runtime_InteropServices_Marshal_ReleaseInternal (ccw->free_marshaler);
-#endif
- ccw->gc_handle = mono_gchandle_new_weakref (mono_gchandle_get_target (oldhandle), FALSE);
- mono_gchandle_free (oldhandle);
- }
- return ref_count;
-}
-
-#define MONO_S_OK 0x00000000L
-#define MONO_E_NOINTERFACE 0x80004002L
-#define MONO_E_NOTIMPL 0x80004001L
-
-#ifdef PLATFORM_WIN32
-static const IID MONO_IID_IMarshal = {0x3, 0x0, 0x0, {0xC0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x46}};
-#endif
-
-#ifdef PLATFORM_WIN32
-/* All ccw objects are free threaded */
-static int
-cominterop_ccw_getfreethreadedmarshaler (MonoCCW* ccw, MonoObject* object, gpointer* ppv)
-{
-#ifdef PLATFORM_WIN32
- if (!ccw->free_marshaler) {
- int ret = 0;
- gpointer tunk;
- tunk = cominterop_get_ccw (object, mono_defaults.iunknown_class);
- /* remember to addref on QI */
- cominterop_ccw_addref (tunk);
- ret = CoCreateFreeThreadedMarshaler (tunk, (LPUNKNOWN*)&ccw->free_marshaler);
- cominterop_ccw_release(tunk);
- }
-
- if (!ccw->free_marshaler)
- return MONO_E_NOINTERFACE;
-
- return ves_icall_System_Runtime_InteropServices_Marshal_QueryInterfaceInternal (ccw->free_marshaler, (IID*)&MONO_IID_IMarshal, ppv);
-#else
- return MONO_E_NOINTERFACE;
-#endif
-}
-#endif
-
-static int STDCALL
-cominterop_ccw_queryinterface (MonoCCWInterface* ccwe, guint8* riid, gpointer* ppv)
-{
- GPtrArray *ifaces;
- MonoClass *itf = NULL;
- int i;
- MonoCCW* ccw = ccwe->ccw;
- MonoClass* klass = NULL;
- MonoObject* object = mono_gchandle_get_target (ccw->gc_handle);
-
- g_assert (object);
- klass = mono_object_class (object);
-
- if (ppv)
- *ppv = NULL;
-
- if (!mono_domain_get ())
- mono_thread_attach (mono_get_root_domain ());
-
- /* handle IUnknown special */
- if (cominterop_class_guid_equal (riid, mono_defaults.iunknown_class)) {
- *ppv = cominterop_get_ccw (object, mono_defaults.iunknown_class);
- /* remember to addref on QI */
- cominterop_ccw_addref (*ppv);
- return MONO_S_OK;
- }
-
- /* handle IDispatch special */
- if (cominterop_class_guid_equal (riid, mono_defaults.idispatch_class)) {
- *ppv = cominterop_get_ccw (object, mono_defaults.idispatch_class);
- /* remember to addref on QI */
- cominterop_ccw_addref (*ppv);
- return MONO_S_OK;
- }
-
-#ifdef PLATFORM_WIN32
- /* handle IMarshal special */
- if (0 == memcmp (riid, &MONO_IID_IMarshal, sizeof (IID))) {
- return cominterop_ccw_getfreethreadedmarshaler (ccw, object, ppv);
- }
-#endif
-
- ifaces = mono_class_get_implemented_interfaces (klass);
- if (ifaces) {
- for (i = 0; i < ifaces->len; ++i) {
- MonoClass *ic = NULL;
- ic = g_ptr_array_index (ifaces, i);
- if (cominterop_class_guid_equal (riid, ic)) {
- itf = ic;
- break;
- }
- }
- g_ptr_array_free (ifaces, TRUE);
- }
- if (itf) {
- *ppv = cominterop_get_ccw (object, itf);
- /* remember to addref on QI */
- cominterop_ccw_addref (*ppv);
- return MONO_S_OK;
- }
-
- return MONO_E_NOINTERFACE;
-}
-
-static int STDCALL
-cominterop_ccw_get_type_info_count (MonoCCWInterface* ccwe, guint32 *pctinfo)
-{
- return MONO_E_NOTIMPL;
-}
-
-static int STDCALL
-cominterop_ccw_get_type_info (MonoCCWInterface* ccwe, guint32 iTInfo, guint32 lcid, gpointer *ppTInfo)
-{
- return MONO_E_NOTIMPL;
-}
-
-static int STDCALL
-cominterop_ccw_get_ids_of_names (MonoCCWInterface* ccwe, gpointer riid,
- gunichar2** rgszNames, guint32 cNames,
- guint32 lcid, gint32 *rgDispId)
-{
- return MONO_E_NOTIMPL;
-}
-
-static int STDCALL
-cominterop_ccw_invoke (MonoCCWInterface* ccwe, guint32 dispIdMember,
- gpointer riid, guint32 lcid,
- guint16 wFlags, gpointer pDispParams,
- gpointer pVarResult, gpointer pExcepInfo,
- guint32 *puArgErr)
-{
- return MONO_E_NOTIMPL;
-}
-
-#else /* DISABLE_COM */
-
-gboolean
-mono_marshal_free_ccw (MonoObject* object)
-{
- return FALSE;
-}
-
-#endif /* DISABLE_COM */
-
void
mono_marshal_find_nonzero_bit_offset (guint8 *buf, int len, int *byte_offset, guint8 *bitmask)
{
MonoMethodBuilder *mb;
MonoMethodSignature *sig, *csig;
MonoExceptionClause *clause;
- MonoMethodHeader *header;
MonoImage *image;
MonoClass *klass;
GHashTable *cache;
}
/* setup exception param as byref+[out] */
- csig->params [param_count - 1] = mono_metadata_type_dup (image->mempool,
+ csig->params [param_count - 1] = mono_metadata_type_dup (image,
&mono_defaults.exception_class->byval_arg);
csig->params [param_count - 1]->byref = 1;
csig->params [param_count - 1]->attrs = PARAM_ATTRIBUTE_OUT;
mono_mb_emit_byte (mb, CEE_STIND_REF);
/* try */
- mono_loader_lock ();
clause = mono_image_alloc0 (image, sizeof (MonoExceptionClause));
- mono_loader_unlock ();
clause->try_offset = mono_mb_get_label (mb);
/* push method's args */
clause->handler_len = mono_mb_get_pos (mb) - clause->handler_offset;
+ mono_mb_set_clauses (mb, 1, clause);
+
mono_mb_patch_branch (mb, pos_leave);
/* end-try */
res = mono_mb_create_and_cache (cache, method, mb, csig, param_count + 16);
mono_mb_free (mb);
- header = ((MonoMethodNormal *)res)->header;
- header->num_clauses = 1;
- header->clauses = clause;
-
return res;
}
+
+/*
+ * mono_marshal_free_dynamic_wrappers:
+ *
+ * Free wrappers of the dynamic method METHOD.
+ */
+void
+mono_marshal_free_dynamic_wrappers (MonoMethod *method)
+{
+ g_assert (method->dynamic);
+
+ mono_marshal_lock ();
+ /*
+ * FIXME: We currently leak the wrappers. Freeing them would be tricky as
+ * they could be shared with other methods ?
+ */
+ if (method->klass->image->runtime_invoke_direct_cache)
+ g_hash_table_remove (method->klass->image->runtime_invoke_direct_cache, method);
+ mono_marshal_unlock ();
+}