2 * appdomain.c: AppDomain functions
5 * Dietmar Maurer (dietmar@ximian.com)
7 * Gonzalo Paniagua Javier (gonzalo@ximian.com)
9 * (c) 2001-2003 Ximian, Inc. (http://www.ximian.com)
16 #include <mono/os/gc_wrapper.h>
18 #include <mono/metadata/object.h>
19 #include <mono/metadata/domain-internals.h>
20 #include "mono/metadata/metadata-internals.h"
21 #include <mono/metadata/assembly.h>
22 #include <mono/metadata/exception.h>
23 #include <mono/metadata/threads.h>
24 #include <mono/metadata/socket-io.h>
25 #include <mono/metadata/tabledefs.h>
26 #include <mono/metadata/gc-internal.h>
27 #include <mono/metadata/marshal.h>
28 #include <mono/utils/mono-uri.h>
30 #define MONO_CORLIB_VERSION 22
32 CRITICAL_SECTION mono_delegate_section;
34 static gunichar2 process_guid [36];
35 static gboolean process_guid_set = FALSE;
37 static gboolean shutting_down = FALSE;
40 mono_domain_assembly_preload (MonoAssemblyName *aname,
41 gchar **assemblies_path,
45 mono_domain_fire_assembly_load (MonoAssembly *assembly, gpointer user_data);
48 add_assemblies_to_domain (MonoDomain *domain, MonoAssembly *ass);
51 look_for_method_by_name (MonoClass *klass, const gchar *name);
54 mono_domain_unload (MonoDomain *domain);
58 * @domain: domain returned by mono_init ()
60 * Initialize the core AppDomain: this function will run also some
61 * IL initialization code, so it needs the execution engine to be fully
64 * AppDomain.SetupInformation is set up in mono_runtime_exec_main, where
65 * we know the entry_assembly.
69 mono_runtime_init (MonoDomain *domain, MonoThreadStartCB start_cb,
70 MonoThreadAttachCB attach_cb)
72 MonoAppDomainSetup *setup;
79 mono_install_assembly_preload_hook (mono_domain_assembly_preload, NULL);
80 mono_install_assembly_load_hook (mono_domain_fire_assembly_load, NULL);
81 mono_install_lookup_dynamic_token (mono_reflection_lookup_dynamic_token);
83 mono_thread_init (start_cb, attach_cb);
85 class = mono_class_from_name (mono_defaults.corlib, "System", "AppDomainSetup");
86 setup = (MonoAppDomainSetup *) mono_object_new (domain, class);
88 class = mono_class_from_name (mono_defaults.corlib, "System", "AppDomain");
89 ad = (MonoAppDomain *) mono_object_new (domain, class);
92 domain->setup = setup;
94 InitializeCriticalSection (&mono_delegate_section);
96 mono_context_init (domain);
97 mono_context_set (domain->default_context);
99 mono_type_initialization_init ();
103 * Create an instance early since we can't do it when there is no memory.
105 arg = mono_string_new (domain, "Out of memory");
106 domain->out_of_memory_ex = mono_exception_from_name_two_strings (mono_defaults.corlib, "System", "OutOfMemoryException", arg, NULL);
109 * These two are needed because the signal handlers might be executing on
110 * an alternate stack, and Boehm GC can't handle that.
112 arg = mono_string_new (domain, "A null value was found where an object instance was required");
113 domain->null_reference_ex = mono_exception_from_name_two_strings (mono_defaults.corlib, "System", "NullReferenceException", arg, NULL);
114 arg = mono_string_new (domain, "The requested operation caused a stack overflow.");
115 domain->stack_overflow_ex = mono_exception_from_name_two_strings (mono_defaults.corlib, "System", "StackOverflowException", arg, NULL);
117 /* GC init has to happen after thread init */
120 mono_network_init ();
126 mono_get_corlib_version (void)
129 MonoClassField *field;
132 klass = mono_class_from_name (mono_defaults.corlib, "System", "Environment");
133 mono_class_init (klass);
134 field = mono_class_get_field_from_name (klass, "mono_corlib_version");
137 if (! (field->type->attrs & FIELD_ATTRIBUTE_STATIC))
139 value = mono_field_get_value_object (mono_domain_get (), field, NULL);
140 return *(gint32*)((gchar*)value + sizeof (MonoObject));
144 mono_check_corlib_version (void)
146 int version = mono_get_corlib_version ();
147 if (version != MONO_CORLIB_VERSION)
148 return g_strdup_printf ("expected corlib version %d, found %d.", MONO_CORLIB_VERSION, version);
154 mono_context_init (MonoDomain *domain)
157 MonoAppContext *context;
159 class = mono_class_from_name (mono_defaults.corlib, "System.Runtime.Remoting.Contexts", "Context");
160 context = (MonoAppContext *) mono_object_new (domain, class);
161 context->domain_id = domain->domain_id;
162 context->context_id = 0;
163 domain->default_context = context;
166 /* This must not be called while there are still running threads executing
170 mono_runtime_cleanup (MonoDomain *domain)
172 shutting_down = TRUE;
174 /* This ends up calling any pending pending (for at most 2 seconds) */
177 mono_network_cleanup ();
180 static MonoDomainFunc quit_function = NULL;
183 mono_runtime_install_cleanup (MonoDomainFunc func)
185 quit_function = func;
191 if (quit_function != NULL)
192 quit_function (mono_get_root_domain (), NULL);
196 mono_runtime_is_shutting_down (void)
198 return shutting_down;
202 mono_domain_has_type_resolve (MonoDomain *domain)
204 static MonoClassField *field = NULL;
208 MonoClass *klass = mono_defaults.appdomain_class;
211 for (i = 0; i < klass->field.count; ++i)
212 if (strcmp (klass->fields [i].name, "TypeResolve") == 0)
213 field = &klass->fields [i];
217 mono_field_get_value ((MonoObject*)(domain->domain), field, &o);
221 MonoReflectionAssembly *
222 mono_domain_try_type_resolve (MonoDomain *domain, char *name, MonoObject *tb)
226 static MonoMethod *method = NULL;
228 g_assert (domain != NULL && ((name != NULL) || (tb != NULL)));
230 if (method == NULL) {
231 klass = domain->domain->mbr.obj.vtable->klass;
234 method = look_for_method_by_name (klass, "DoTypeResolve");
235 if (method == NULL) {
236 g_warning ("Method AppDomain.DoTypeResolve not found.\n");
242 *params = (MonoObject*)mono_string_new (mono_domain_get (), name);
245 return (MonoReflectionAssembly *) mono_runtime_invoke (method, domain->domain, params, NULL);
251 * Set the current appdomain to @domain. If @force is set, set it even
252 * if it is being unloaded.
255 * - FALSE if the domain is unloaded
258 mono_domain_set (MonoDomain *domain, gboolean force)
260 if (!force && domain->state == MONO_APPDOMAIN_UNLOADED)
263 mono_domain_set_internal (domain);
269 ves_icall_System_AppDomain_GetData (MonoAppDomain *ad, MonoString *name)
271 MonoDomain *add = ad->data;
277 g_assert (ad != NULL);
278 g_assert (name != NULL);
280 str = mono_string_to_utf8 (name);
282 mono_domain_lock (add);
284 if (!strcmp (str, "APPBASE"))
285 o = (MonoObject *)add->setup->application_base;
286 else if (!strcmp (str, "APP_CONFIG_FILE"))
287 o = (MonoObject *)add->setup->configuration_file;
288 else if (!strcmp (str, "DYNAMIC_BASE"))
289 o = (MonoObject *)add->setup->dynamic_base;
290 else if (!strcmp (str, "APP_NAME"))
291 o = (MonoObject *)add->setup->application_name;
292 else if (!strcmp (str, "CACHE_BASE"))
293 o = (MonoObject *)add->setup->cache_path;
294 else if (!strcmp (str, "PRIVATE_BINPATH"))
295 o = (MonoObject *)add->setup->private_bin_path;
296 else if (!strcmp (str, "BINPATH_PROBE_ONLY"))
297 o = (MonoObject *)add->setup->private_bin_path_probe;
298 else if (!strcmp (str, "SHADOW_COPY_DIRS"))
299 o = (MonoObject *)add->setup->shadow_copy_directories;
300 else if (!strcmp (str, "FORCE_CACHE_INSTALL"))
301 o = (MonoObject *)add->setup->shadow_copy_files;
303 o = mono_g_hash_table_lookup (add->env, name);
305 mono_domain_unlock (add);
315 ves_icall_System_AppDomain_SetData (MonoAppDomain *ad, MonoString *name, MonoObject *data)
317 MonoDomain *add = ad->data;
321 g_assert (ad != NULL);
322 g_assert (name != NULL);
324 mono_domain_lock (add);
326 mono_g_hash_table_insert (add->env, name, data);
328 mono_domain_unlock (add);
332 ves_icall_System_AppDomain_getSetup (MonoAppDomain *ad)
336 g_assert (ad != NULL);
337 g_assert (ad->data != NULL);
339 return ad->data->setup;
343 ves_icall_System_AppDomain_getFriendlyName (MonoAppDomain *ad)
347 g_assert (ad != NULL);
348 g_assert (ad->data != NULL);
350 return mono_string_new (ad->data, ad->data->friendly_name);
354 ves_icall_System_AppDomain_getCurDomain ()
356 MonoDomain *add = mono_domain_get ();
364 add_assembly_to_domain (gpointer key, gpointer value, gpointer user_data)
366 add_assemblies_to_domain ((MonoDomain*)user_data, (MonoAssembly*)value);
370 ves_icall_System_AppDomain_createDomain (MonoString *friendly_name, MonoAppDomainSetup *setup)
372 MonoDomain *domain = mono_domain_get ();
379 adclass = mono_class_from_name (mono_defaults.corlib, "System", "AppDomain");
381 /* FIXME: pin all those objects */
382 data = mono_domain_create();
384 ad = (MonoAppDomain *) mono_object_new (data, adclass);
388 data->friendly_name = mono_string_to_utf8 (friendly_name);
389 data->out_of_memory_ex = mono_exception_from_name_domain (data, mono_defaults.corlib, "System", "OutOfMemoryException");
391 mono_context_init (data);
393 /* The new appdomain should have all assemblies loaded */
394 mono_domain_lock (domain);
395 g_hash_table_foreach (domain->assemblies, add_assembly_to_domain, data);
396 mono_domain_unlock (domain);
405 } add_assembly_helper_t;
408 add_assembly (gpointer key, gpointer value, gpointer user_data)
410 add_assembly_helper_t *ah = (add_assembly_helper_t *) user_data;
412 mono_array_set (ah->res, gpointer, ah->idx++, mono_assembly_get_object (ah->domain, value));
416 ves_icall_System_AppDomain_GetAssemblies (MonoAppDomain *ad)
418 MonoDomain *domain = ad->data;
419 static MonoClass *System_Reflection_Assembly;
421 add_assembly_helper_t ah;
425 if (!System_Reflection_Assembly)
426 System_Reflection_Assembly = mono_class_from_name (
427 mono_defaults.corlib, "System.Reflection", "Assembly");
429 res = mono_array_new (domain, System_Reflection_Assembly, g_hash_table_size (domain->assemblies));
434 mono_domain_lock (domain);
435 g_hash_table_foreach (domain->assemblies, add_assembly, &ah);
436 mono_domain_unlock (domain);
442 * Used to find methods in AppDomain class.
443 * It only works if there are no multiple signatures for any given method name
446 look_for_method_by_name (MonoClass *klass, const gchar *name)
451 for (i = 0; i < klass->method.count; i++) {
452 method = klass->methods [i];
453 if (!strcmp (method->name, name))
460 static MonoReflectionAssembly *
461 try_assembly_resolve (MonoDomain *domain, MonoString *fname)
467 g_assert (domain != NULL && fname != NULL);
469 klass = domain->domain->mbr.obj.vtable->klass;
472 method = look_for_method_by_name (klass, "DoAssemblyResolve");
473 if (method == NULL) {
474 g_warning ("Method AppDomain.DoAssemblyResolve not found.\n");
479 return (MonoReflectionAssembly *) mono_runtime_invoke (method, domain->domain, params, NULL);
483 add_assemblies_to_domain (MonoDomain *domain, MonoAssembly *ass)
487 if (!ass->aname.name)
490 mono_domain_lock (domain);
492 if (g_hash_table_lookup (domain->assemblies, ass->aname.name)) {
493 mono_domain_unlock (domain);
494 return; /* This is ok while no lazy loading of assemblies */
497 g_hash_table_insert (domain->assemblies, (gpointer) ass->aname.name, ass);
498 mono_domain_unlock (domain);
500 if (ass->image->references)
501 for (i = 0; ass->image->references [i] != NULL; i++)
502 add_assemblies_to_domain (domain, ass->image->references [i]);
506 mono_domain_fire_assembly_load (MonoAssembly *assembly, gpointer user_data)
508 MonoDomain *domain = mono_domain_get ();
509 MonoReflectionAssembly *ref_assembly;
514 klass = domain->domain->mbr.obj.vtable->klass;
517 method = look_for_method_by_name (klass, "DoAssemblyLoad");
518 if (method == NULL) {
519 g_warning ("Method AppDomain.DoAssemblyLoad not found.\n");
523 add_assemblies_to_domain (domain, assembly);
525 ref_assembly = mono_assembly_get_object (domain, assembly);
526 g_assert (ref_assembly);
528 *params = ref_assembly;
529 mono_runtime_invoke (method, domain->domain, params, NULL);
533 reduce_path (const gchar *dirname)
542 parts = g_strsplit (dirname, G_DIR_SEPARATOR_S, 0);
544 for (i = 0; (part = parts [i]) != NULL; i++) {
545 if (!strcmp (part, "."))
548 if (!strcmp (part, "..")) {
549 if (list && list->next) /* Don't remove root */
550 list = g_list_delete_link (list, list);
552 list = g_list_prepend (list, part);
556 result = g_string_new ("");
557 list = g_list_reverse (list);
559 for (tmp = list; tmp; tmp = tmp->next) {
560 gchar *data = (gchar *) tmp->data;
563 #ifdef PLATFORM_WIN32
564 if (result->len == 0)
565 g_string_append_printf (result, "%s\\", data);
566 else if (result->str [result->len - 1] == '\\')
567 g_string_append_printf (result, "%s", data);
570 g_string_append_printf (result, "%c%s",
571 G_DIR_SEPARATOR, data);
576 g_string_free (result, FALSE);
583 set_domain_search_path (MonoDomain *domain)
585 MonoAppDomainSetup *setup;
590 gchar **pvt_split = NULL;
591 GError *error = NULL;
592 gint appbaselen = -1;
594 if ((domain->search_path != NULL) && !domain->setup->path_changed)
597 setup = domain->setup;
598 if (!setup->application_base)
599 return; /* Must set application base to get private path working */
602 if (setup->private_bin_path) {
603 utf8 = mono_string_to_utf8 (setup->private_bin_path);
604 pvt_split = g_strsplit (utf8, G_SEARCHPATH_SEPARATOR_S, 1000);
606 for (tmp = pvt_split; *tmp; tmp++, npaths++);
611 g_strfreev (pvt_split);
613 * Don't do this because the first time is called, the domain
614 * setup is not finished.
616 * domain->search_path = g_malloc (sizeof (char *));
617 * domain->search_path [0] = NULL;
622 if (domain->search_path)
623 g_strfreev (domain->search_path);
625 domain->search_path = tmp = g_malloc ((npaths + 1) * sizeof (gchar *));
628 *tmp = mono_string_to_utf8 (setup->application_base);
630 /* FIXME: is this needed? */
631 if (strncmp (*tmp, "file://", 7) == 0) {
637 uri = g_strdup_printf ("file:///%s", uri + 7);
640 uri = mono_escape_uri_string (tmpuri);
641 *tmp = g_filename_from_uri (uri, NULL, &error);
648 g_warning ("%s\n", error->message);
649 g_error_free (error);
656 for (i = 1; pvt_split && i < npaths; i++) {
657 if (g_path_is_absolute (pvt_split [i - 1])) {
658 tmp [i] = g_strdup (pvt_split [i - 1]);
660 tmp [i] = g_build_filename (tmp [0], pvt_split [i - 1], NULL);
663 if (strchr (tmp [i], '.')) {
667 reduced = reduce_path (tmp [i]);
668 if (appbaselen == -1)
669 appbaselen = strlen (tmp [0]);
671 if (strncmp (tmp [0], reduced, appbaselen)) {
674 tmp [i] = g_strdup ("");
684 if (setup->private_bin_path_probe != NULL) {
686 tmp [0] = g_strdup ("");
689 domain->setup->path_changed = FALSE;
691 g_strfreev (pvt_split);
695 try_load_from (MonoAssembly **assembly, const gchar *path1, const gchar *path2,
696 const gchar *path3, const gchar *path4)
701 fullpath = g_build_filename (path1, path2, path3, path4, NULL);
702 if (g_file_test (fullpath, G_FILE_TEST_IS_REGULAR))
703 *assembly = mono_assembly_open (fullpath, NULL);
706 return (*assembly != NULL);
709 static MonoAssembly *
710 real_load (gchar **search_path, const gchar *culture, const gchar *name)
712 MonoAssembly *result = NULL;
715 const gchar *local_culture;
718 if (!culture || *culture == '\0') {
721 local_culture = culture;
724 filename = g_strconcat (name, ".dll", NULL);
725 len = strlen (filename);
727 for (path = search_path; *path; path++) {
729 continue; /* Ignore empty ApplicationBase */
731 /* See test cases in bug #58992 and bug #57710 */
732 /* 1st try: [culture]/[name].dll (culture may be empty) */
733 strcpy (filename + len - 4, ".dll");
734 if (try_load_from (&result, *path, local_culture, "", filename))
737 /* 2nd try: [culture]/[name].exe (culture may be empty) */
738 strcpy (filename + len - 4, ".exe");
739 if (try_load_from (&result, *path, local_culture, "", filename))
742 /* 3rd try: [culture]/[name]/[name].dll (culture may be empty) */
743 strcpy (filename + len - 4, ".dll");
744 if (try_load_from (&result, *path, local_culture, name, filename))
747 /* 4th try: [culture]/[name]/[name].exe (culture may be empty) */
748 strcpy (filename + len - 4, ".exe");
749 if (try_load_from (&result, *path, local_culture, name, filename))
758 * Try loading the assembly from ApplicationBase and PrivateBinPath
759 * and then from assemblies_path if any.
761 static MonoAssembly *
762 mono_domain_assembly_preload (MonoAssemblyName *aname,
763 gchar **assemblies_path,
766 MonoDomain *domain = mono_domain_get ();
767 MonoAssembly *result = NULL;
769 set_domain_search_path (domain);
771 if (domain->search_path && domain->search_path [0] != NULL) {
772 result = real_load (domain->search_path, aname->culture, aname->name);
775 if (result == NULL && assemblies_path && assemblies_path [0] != NULL) {
776 result = real_load (assemblies_path, aname->culture, aname->name);
782 MonoReflectionAssembly *
783 ves_icall_System_Reflection_Assembly_LoadFrom (MonoString *fname)
785 MonoDomain *domain = mono_domain_get ();
786 char *name, *filename;
787 MonoImageOpenStatus status = MONO_IMAGE_OK;
793 MonoException *exc = mono_get_exception_argument_null ("assemblyFile");
794 mono_raise_exception (exc);
797 name = filename = mono_string_to_utf8 (fname);
799 ass = mono_assembly_open (filename, &status);
804 MonoException *exc = mono_get_exception_file_not_found (fname);
805 mono_raise_exception (exc);
808 return mono_assembly_get_object (domain, ass);
812 free_assembly_name (MonoAssemblyName *aname)
817 g_free ((void *) aname->name);
818 g_free ((void *) aname->culture);
819 g_free ((void *) aname->hash_value);
823 get_info_from_assembly_name (MonoString *assRef, MonoAssemblyName *aname)
829 gint major, minor, build, revision;
831 memset (aname, 0, sizeof (MonoAssemblyName));
833 name = mono_string_to_utf8 (assRef);
834 parts = tmp = g_strsplit (name, ",", 4);
841 value = g_strstrip (*tmp);
842 /* g_print ("Assembly name: %s\n", value); */
843 aname->name = g_strdup (value);
851 value = g_strstrip (*tmp);
852 if (!g_ascii_strncasecmp (value, "Version=", 8)) {
853 if (sscanf (value + 8, "%u.%u.%u.%u",
854 &major, &minor, &build, &revision) != 4) {
858 /* g_print ("Version: %u.%u.%u.%u\n", major, minor, build, revision); */
859 aname->major = major;
860 aname->minor = minor;
861 aname->build = build;
862 aname->revision = revision;
867 if (!g_ascii_strncasecmp (value, "Culture=", 8)) {
868 gchar *t = g_strdup (value + 8);
870 aname->culture = g_strdup (g_strchomp (t));
873 if (g_strcasecmp (aname->culture, "neutral") == 0) {
874 g_free ((void *) aname->culture);
875 aname->culture = g_strdup ("");
880 if (!g_ascii_strncasecmp (value, "PublicKeyToken=", 15)) {
883 if (*value && strncmp (value, "null", 4)) {
884 gchar *t = g_strdup (value);
886 g_strlcpy (aname->public_key_token, g_strchomp (value), MONO_PUBLIC_KEY_TOKEN_LENGTH);
900 MonoReflectionAssembly *
901 ves_icall_System_AppDomain_LoadAssemblyRaw (MonoAppDomain *ad,
902 MonoArray *raw_assembly,
903 MonoArray *raw_symbol_store, MonoObject *evidence)
906 MonoDomain *domain = ad->data;
907 MonoImageOpenStatus status;
908 guint32 raw_assembly_len = mono_array_length (raw_assembly);
909 MonoImage *image = mono_image_open_from_data (mono_array_addr (raw_assembly, gchar, 0), raw_assembly_len, TRUE, NULL);
911 if (raw_symbol_store)
912 mono_raise_exception (mono_get_exception_not_implemented ("LoadAssemblyRaw: Raw Symbol Store not Implemented"));
915 mono_raise_exception (mono_get_exception_bad_image_format (""));
919 ass = mono_assembly_load_from (image, "", &status);
922 mono_image_close (image);
923 mono_raise_exception (mono_get_exception_bad_image_format (""));
927 return mono_assembly_get_object (domain, ass);
930 MonoReflectionAssembly *
931 ves_icall_System_AppDomain_LoadAssembly (MonoAppDomain *ad, MonoString *assRef, MonoObject *evidence)
933 MonoDomain *domain = ad->data;
934 MonoImageOpenStatus status = MONO_IMAGE_OK;
936 MonoAssemblyName aname;
937 MonoReflectionAssembly *refass = NULL;
941 /* FIXME : examine evidence? */
943 g_assert (assRef != NULL);
945 if (!get_info_from_assembly_name (assRef, &aname)) {
948 free_assembly_name (&aname);
949 /* This is a parse error... */
950 exc = mono_get_exception_file_not_found (assRef);
951 mono_raise_exception (exc);
954 ass = mono_assembly_load (&aname, NULL, &status);
955 free_assembly_name (&aname);
957 if (!ass && (refass = try_assembly_resolve (domain, assRef)) == NULL){
958 /* FIXME: it doesn't make much sense since we really don't have a filename ... */
959 MonoException *exc = mono_get_exception_file_not_found (assRef);
960 mono_raise_exception (exc);
966 return mono_assembly_get_object (domain, ass);
970 ves_icall_System_AppDomain_InternalUnload (gint32 domain_id)
972 MonoDomain * domain = mono_domain_get_by_id (domain_id);
976 if (NULL == domain) {
977 MonoException *exc = mono_get_exception_execution_engine ("Failed to unload domain, domain id not found");
978 mono_raise_exception (exc);
981 if (domain == mono_get_root_domain ()) {
982 mono_raise_exception (mono_get_exception_cannot_unload_appdomain ("The default appdomain can not be unloaded."));
987 * Unloading seems to cause problems when running NUnit/NAnt, hence
990 if (g_getenv ("MONO_NO_UNLOAD"))
993 mono_domain_unload (domain);
997 ves_icall_System_AppDomain_InternalIsFinalizingForUnload (gint32 domain_id)
999 MonoDomain *domain = mono_domain_get_by_id (domain_id);
1004 return mono_domain_is_unloading (domain);
1008 ves_icall_System_AppDomain_ExecuteAssembly (MonoAppDomain *ad, MonoString *file,
1009 MonoObject *evidence, MonoArray *args)
1011 MonoAssembly *assembly;
1017 MONO_ARCH_SAVE_REGS;
1019 filename = mono_string_to_utf8 (file);
1020 assembly = mono_assembly_open (filename, NULL);
1024 mono_raise_exception (mono_get_exception_file_not_found (filename));
1026 image = assembly->image;
1028 method = mono_get_method (image, mono_image_get_entry_point (image), NULL);
1031 g_error ("No entry point method found in %s", image->name);
1034 args = (MonoArray *) mono_array_new (ad->data, mono_defaults.string_class, 0);
1036 res = mono_runtime_exec_main (method, (MonoArray *)args, NULL);
1042 ves_icall_System_AppDomain_GetIDFromDomain (MonoAppDomain * ad)
1044 MONO_ARCH_SAVE_REGS;
1046 return ad->data->domain_id;
1050 ves_icall_System_AppDomain_InternalSetDomain (MonoAppDomain *ad)
1052 MonoDomain *old_domain = mono_domain_get();
1054 MONO_ARCH_SAVE_REGS;
1056 if (!mono_domain_set (ad->data, FALSE))
1057 mono_raise_exception (mono_get_exception_appdomain_unloaded ());
1059 return old_domain->domain;
1063 ves_icall_System_AppDomain_InternalSetDomainByID (gint32 domainid)
1065 MonoDomain *current_domain = mono_domain_get ();
1066 MonoDomain *domain = mono_domain_get_by_id (domainid);
1068 MONO_ARCH_SAVE_REGS;
1070 if (!domain || !mono_domain_set (domain, FALSE))
1071 mono_raise_exception (mono_get_exception_appdomain_unloaded ());
1073 return current_domain->domain;
1077 ves_icall_System_AppDomain_InternalPushDomainRef (MonoAppDomain *ad)
1079 MONO_ARCH_SAVE_REGS;
1081 mono_thread_push_appdomain_ref (ad->data);
1085 ves_icall_System_AppDomain_InternalPushDomainRefByID (gint32 domain_id)
1087 MonoDomain *domain = mono_domain_get_by_id (domain_id);
1089 MONO_ARCH_SAVE_REGS;
1093 * Raise an exception to prevent the managed code from executing a pop
1096 mono_raise_exception (mono_get_exception_appdomain_unloaded ());
1098 mono_thread_push_appdomain_ref (domain);
1102 ves_icall_System_AppDomain_InternalPopDomainRef (void)
1104 MONO_ARCH_SAVE_REGS;
1106 mono_thread_pop_appdomain_ref ();
1110 ves_icall_System_AppDomain_InternalGetContext ()
1112 MONO_ARCH_SAVE_REGS;
1114 return mono_context_get ();
1118 ves_icall_System_AppDomain_InternalGetDefaultContext ()
1120 MONO_ARCH_SAVE_REGS;
1122 return mono_domain_get ()->default_context;
1126 ves_icall_System_AppDomain_InternalSetContext (MonoAppContext *mc)
1128 MonoAppContext *old_context = mono_context_get ();
1130 MONO_ARCH_SAVE_REGS;
1132 mono_context_set (mc);
1138 ves_icall_System_AppDomain_InternalGetProcessGuid (MonoString* newguid)
1140 MonoDomain* mono_root_domain = mono_get_root_domain ();
1141 mono_domain_lock (mono_root_domain);
1142 if (process_guid_set) {
1143 mono_domain_unlock (mono_root_domain);
1144 return mono_string_new_utf16 (mono_domain_get (), process_guid, sizeof(process_guid)/2);
1146 memcpy (process_guid, mono_string_chars(newguid), sizeof(process_guid));
1147 process_guid_set = TRUE;
1148 mono_domain_unlock (mono_root_domain);
1153 mono_domain_is_unloading (MonoDomain *domain)
1155 if (domain->state == MONO_APPDOMAIN_UNLOADING || domain->state == MONO_APPDOMAIN_UNLOADED)
1162 clear_cached_vtable (gpointer key, gpointer value, gpointer user_data)
1164 MonoClass *klass = (MonoClass*)key;
1165 MonoDomain *domain = (MonoDomain*)user_data;
1168 vt = klass->cached_vtable;
1169 if (vt && vt->domain == domain)
1170 klass->cached_vtable = NULL;
1173 typedef struct unload_data {
1175 char *failure_reason;
1179 unload_thread_main (void *arg)
1181 unload_data *data = (unload_data*)arg;
1182 MonoDomain *domain = data->domain;
1185 * FIXME: Abort our parent thread last, so we can return a failure
1186 * indication if aborting times out.
1188 if (!mono_threads_abort_appdomain_threads (domain, 10000)) {
1189 data->failure_reason = g_strdup_printf ("Aborting of threads in domain %s timed out.", domain->friendly_name);
1193 /* Finalize all finalizable objects in the doomed appdomain */
1194 if (!mono_domain_finalize (domain, 10000)) {
1195 data->failure_reason = g_strdup_printf ("Finalization of domain %s timed out.", domain->friendly_name);
1199 /* Clear references to our vtables in class->cached_vtable */
1200 mono_domain_lock (domain);
1201 mono_g_hash_table_foreach (domain->class_vtable_hash, clear_cached_vtable,
1203 mono_domain_unlock (domain);
1205 domain->state = MONO_APPDOMAIN_UNLOADED;
1207 /* printf ("UNLOADED %s.\n", domain->friendly_name); */
1209 mono_domain_free (domain, FALSE);
1211 #ifdef HAVE_BOEHM_GC
1219 * mono_domain_unload:
1221 * Unloads an appdomain. Follows the process outlined in:
1222 * http://blogs.gotdotnet.com/cbrumme
1223 * If doing things the 'right' way is too hard or complex, we do it the
1224 * 'simple' way, which means do everything needed to avoid crashes and
1225 * memory leaks, but not much else.
1228 mono_domain_unload (MonoDomain *domain)
1230 HANDLE thread_handle;
1232 MonoAppDomainState prev_state;
1235 unload_data thread_data;
1236 MonoDomain *caller_domain = mono_domain_get ();
1238 /* printf ("UNLOAD STARTING FOR %s.\n", domain->friendly_name); */
1240 /* Atomically change our state to UNLOADING */
1241 prev_state = InterlockedCompareExchange (&domain->state,
1242 MONO_APPDOMAIN_UNLOADING,
1243 MONO_APPDOMAIN_CREATED);
1244 if (prev_state != MONO_APPDOMAIN_CREATED) {
1245 if (prev_state == MONO_APPDOMAIN_UNLOADING)
1246 mono_raise_exception (mono_get_exception_cannot_unload_appdomain ("Appdomain is already being unloaded."));
1248 if (prev_state == MONO_APPDOMAIN_UNLOADED)
1249 mono_raise_exception (mono_get_exception_cannot_unload_appdomain ("Appdomain is already unloaded."));
1251 g_assert_not_reached ();
1254 mono_domain_set (domain, FALSE);
1255 /* Notify OnDomainUnload listeners */
1256 method = look_for_method_by_name (domain->domain->mbr.obj.vtable->klass, "DoDomainUnload");
1260 mono_runtime_invoke (method, domain->domain, NULL, &exc);
1262 /* Roll back the state change */
1263 domain->state = MONO_APPDOMAIN_CREATED;
1264 mono_domain_set (caller_domain, FALSE);
1265 mono_raise_exception ((MonoException*)exc);
1268 thread_data.domain = domain;
1269 thread_data.failure_reason = NULL;
1272 * First we create a separate thread for unloading, since
1273 * we might have to abort some threads, including the current one.
1276 * If we create a non-suspended thread, the runtime will hang.
1278 * http://bugzilla.ximian.com/show_bug.cgi?id=27663
1281 thread_handle = CreateThread (NULL, 0, unload_thread_main, &thread_data, 0, &tid);
1283 thread_handle = CreateThread (NULL, 0, unload_thread_main, &thread_data, CREATE_SUSPENDED, &tid);
1284 ResumeThread (thread_handle);
1287 while (WaitForSingleObjectEx (thread_handle, INFINITE, FALSE) == WAIT_IO_COMPLETION)
1288 ; /* wait for the thread */
1291 mono_domain_set (caller_domain, FALSE);
1292 if (thread_data.failure_reason) {
1295 ex = mono_get_exception_cannot_unload_appdomain (thread_data.failure_reason);
1296 /* Roll back the state change */
1297 domain->state = MONO_APPDOMAIN_CREATED;
1299 g_warning (thread_data.failure_reason);
1301 g_free (thread_data.failure_reason);
1303 mono_raise_exception (ex);