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/appdomain.h>
20 #include <mono/metadata/assembly.h>
21 #include <mono/metadata/exception.h>
22 #include <mono/metadata/threads.h>
23 #include <mono/metadata/socket-io.h>
24 #include <mono/metadata/tabledefs.h>
25 #include <mono/metadata/gc-internal.h>
27 HANDLE mono_delegate_semaphore = NULL;
28 CRITICAL_SECTION mono_delegate_section;
31 mono_domain_assembly_preload (MonoAssemblyName *aname,
32 gchar **assemblies_path,
36 mono_domain_fire_assembly_load (MonoAssembly *assembly, gpointer user_data);
39 look_for_method_by_name (MonoClass *klass, const gchar *name);
43 * @domain: domain returned by mono_init ()
45 * Initialize the core AppDomain: this function will run also some
46 * IL initialization code, so it needs the execution engine to be fully
49 * AppDomain.SetupInformation is set up in mono_runtime_exec_main, where
50 * we know the entry_assembly.
54 mono_runtime_init (MonoDomain *domain, MonoThreadStartCB start_cb,
55 MonoThreadAttachCB attach_cb)
57 MonoAppDomainSetup *setup;
61 mono_install_assembly_preload_hook (mono_domain_assembly_preload, NULL);
62 mono_install_assembly_load_hook (mono_domain_fire_assembly_load, NULL);
63 mono_install_lookup_dynamic_token (mono_reflection_lookup_dynamic_token);
65 class = mono_class_from_name (mono_defaults.corlib, "System", "AppDomainSetup");
66 setup = (MonoAppDomainSetup *) mono_object_new (domain, class);
68 class = mono_class_from_name (mono_defaults.corlib, "System", "AppDomain");
69 ad = (MonoAppDomain *) mono_object_new (domain, class);
72 domain->setup = setup;
74 mono_delegate_semaphore = CreateSemaphore (NULL, 0, 0x7fffffff, NULL);
75 g_assert (mono_delegate_semaphore != INVALID_HANDLE_VALUE);
76 InitializeCriticalSection (&mono_delegate_section);
78 mono_thread_init (start_cb, attach_cb);
80 /* GC init has to happen after thread init */
88 /* This must not be called while there are still running threads executing
92 mono_runtime_cleanup (MonoDomain *domain)
94 /* Not really needed, but do it anyway */
97 mono_network_cleanup ();
101 mono_domain_has_type_resolve (MonoDomain *domain)
103 static MonoClassField *field = NULL;
107 MonoClass *klass = mono_defaults.appdomain_class;
110 for (i = 0; i < klass->field.count; ++i)
111 if (strcmp (klass->fields [i].name, "TypeResolve") == 0)
112 field = &klass->fields [i];
116 mono_field_get_value ((MonoObject*)(domain->domain), field, &o);
120 MonoReflectionAssembly *
121 mono_domain_try_type_resolve (MonoDomain *domain, char *name, MonoObject *tb)
125 static MonoMethod *method = NULL;
127 g_assert (domain != NULL && ((name != NULL) || (tb != NULL)));
129 if (method == NULL) {
130 klass = domain->domain->mbr.obj.vtable->klass;
133 method = look_for_method_by_name (klass, "DoTypeResolve");
134 if (method == NULL) {
135 g_warning ("Method AppDomain.DoTypeResolve not found.\n");
141 *params = (MonoObject*)mono_string_new (mono_domain_get (), name);
144 return (MonoReflectionAssembly *) mono_runtime_invoke (method, domain->domain, params, NULL);
148 ves_icall_System_AppDomainSetup_InitAppDomainSetup (MonoAppDomainSetup *setup)
150 MonoDomain* domain = mono_domain_get ();
151 MonoAssembly *assembly;
153 gchar *config_suffix;
157 assembly = domain->entry_assembly;
160 setup->application_base = mono_string_new (domain, assembly->basedir);
162 config_suffix = g_strconcat (assembly->aname.name, ".exe.config", NULL);
163 str = g_build_filename (assembly->basedir, config_suffix, NULL);
164 g_free (config_suffix);
165 setup->configuration_file = mono_string_new (domain, str);
170 ves_icall_System_AppDomain_GetData (MonoAppDomain *ad, MonoString *name)
172 MonoDomain *add = ad->data;
178 g_assert (ad != NULL);
179 g_assert (name != NULL);
181 str = mono_string_to_utf8 (name);
183 mono_domain_lock (add);
185 if (!strcmp (str, "APPBASE"))
186 o = (MonoObject *)add->setup->application_base;
187 else if (!strcmp (str, "APP_CONFIG_FILE"))
188 o = (MonoObject *)add->setup->configuration_file;
189 else if (!strcmp (str, "DYNAMIC_BASE"))
190 o = (MonoObject *)add->setup->dynamic_base;
191 else if (!strcmp (str, "APP_NAME"))
192 o = (MonoObject *)add->setup->application_name;
193 else if (!strcmp (str, "CACHE_BASE"))
194 o = (MonoObject *)add->setup->cache_path;
195 else if (!strcmp (str, "PRIVATE_BINPATH"))
196 o = (MonoObject *)add->setup->private_bin_path;
197 else if (!strcmp (str, "BINPATH_PROBE_ONLY"))
198 o = (MonoObject *)add->setup->private_bin_path_probe;
199 else if (!strcmp (str, "SHADOW_COPY_DIRS"))
200 o = (MonoObject *)add->setup->shadow_copy_directories;
201 else if (!strcmp (str, "FORCE_CACHE_INSTALL"))
202 o = (MonoObject *)add->setup->shadow_copy_files;
204 o = mono_g_hash_table_lookup (add->env, name);
206 mono_domain_unlock (add);
216 ves_icall_System_AppDomain_SetData (MonoAppDomain *ad, MonoString *name, MonoObject *data)
218 MonoDomain *add = ad->data;
222 g_assert (ad != NULL);
223 g_assert (name != NULL);
225 mono_domain_lock (add);
227 mono_g_hash_table_insert (add->env, name, data);
229 mono_domain_unlock (add);
233 ves_icall_System_AppDomain_getSetup (MonoAppDomain *ad)
237 g_assert (ad != NULL);
238 g_assert (ad->data != NULL);
240 return ad->data->setup;
244 ves_icall_System_AppDomain_getFriendlyName (MonoAppDomain *ad)
248 g_assert (ad != NULL);
249 g_assert (ad->data != NULL);
251 return mono_string_new (ad->data, ad->data->friendly_name);
255 ves_icall_System_AppDomain_getCurDomain ()
257 MonoDomain *add = mono_domain_get ();
265 ves_icall_System_AppDomain_createDomain (MonoString *friendly_name, MonoAppDomainSetup *setup)
267 /*MonoDomain *domain = mono_domain_get (); */
274 adclass = mono_class_from_name (mono_defaults.corlib, "System", "AppDomain");
276 /* FIXME: pin all those objects */
277 data = mono_domain_create();
279 ad = (MonoAppDomain *) mono_object_new (data, adclass);
283 data->friendly_name = mono_string_to_utf8 (friendly_name);
285 /* FIXME: what to do next ? */
294 } add_assembly_helper_t;
297 add_assembly (gpointer key, gpointer value, gpointer user_data)
299 add_assembly_helper_t *ah = (add_assembly_helper_t *) user_data;
301 mono_array_set (ah->res, gpointer, ah->idx++, mono_assembly_get_object (ah->domain, value));
305 ves_icall_System_AppDomain_GetAssemblies (MonoAppDomain *ad)
307 MonoDomain *domain = ad->data;
308 static MonoClass *System_Reflection_Assembly;
310 add_assembly_helper_t ah;
314 if (!System_Reflection_Assembly)
315 System_Reflection_Assembly = mono_class_from_name (
316 mono_defaults.corlib, "System.Reflection", "Assembly");
318 res = mono_array_new (domain, System_Reflection_Assembly, g_hash_table_size (domain->assemblies));
323 mono_domain_lock (domain);
324 g_hash_table_foreach (domain->assemblies, add_assembly, &ah);
325 mono_domain_unlock (domain);
331 * Used to find methods in AppDomain class.
332 * It only works if there are no multiple signatures for any given method name
335 look_for_method_by_name (MonoClass *klass, const gchar *name)
340 for (i = 0; i < klass->method.count; i++) {
341 method = klass->methods [i];
342 if (!strcmp (method->name, name))
349 static MonoReflectionAssembly *
350 try_assembly_resolve (MonoDomain *domain, MonoString *fname)
356 g_assert (domain != NULL && fname != NULL);
358 klass = domain->domain->mbr.obj.vtable->klass;
361 method = look_for_method_by_name (klass, "DoAssemblyResolve");
362 if (method == NULL) {
363 g_warning ("Method AppDomain.DoAssemblyResolve not found.\n");
368 return (MonoReflectionAssembly *) mono_runtime_invoke (method, domain->domain, params, NULL);
372 add_assemblies_to_domain (MonoDomain *domain, MonoAssembly *ass)
376 if (g_hash_table_lookup (domain->assemblies, ass->aname.name))
377 return; /* This is ok while no lazy loading of assemblies */
379 mono_domain_lock (domain);
380 g_hash_table_insert (domain->assemblies, (gpointer) ass->aname.name, ass);
381 mono_domain_unlock (domain);
383 for (i = 0; ass->image->references [i] != NULL; i++)
384 add_assemblies_to_domain (domain, ass->image->references [i]);
388 mono_domain_fire_assembly_load (MonoAssembly *assembly, gpointer user_data)
390 MonoDomain *domain = mono_domain_get ();
391 MonoReflectionAssembly *ref_assembly;
396 klass = domain->domain->mbr.obj.vtable->klass;
399 method = look_for_method_by_name (klass, "DoAssemblyLoad");
400 if (method == NULL) {
401 g_warning ("Method AppDomain.DoAssemblyLoad not found.\n");
405 add_assemblies_to_domain (domain, assembly);
407 ref_assembly = mono_assembly_get_object (domain, assembly);
408 g_assert (ref_assembly);
410 *params = ref_assembly;
411 mono_runtime_invoke (method, domain->domain, params, NULL);
415 set_domain_search_path (MonoDomain *domain)
417 MonoAppDomainSetup *setup;
422 gchar **pvt_split = NULL;
424 if (domain->search_path != NULL)
427 setup = domain->setup;
428 if (setup->application_base)
431 if (setup->private_bin_path) {
432 utf8 = mono_string_to_utf8 (setup->private_bin_path);
433 pvt_split = g_strsplit (utf8, G_SEARCHPATH_SEPARATOR_S, 1000);
435 for (tmp = pvt_split; *tmp; tmp++, npaths++);
440 g_strfreev (pvt_split);
442 * Don't do this because the first time is called, the domain
443 * setup is not finished.
445 * domain->search_path = g_malloc (sizeof (char *));
446 * domain->search_path [0] = NULL;
451 domain->search_path = tmp = g_malloc ((npaths + 1) * sizeof (gchar *));
453 if (setup->application_base) {
454 *tmp = mono_string_to_utf8 (setup->application_base);
455 /* FIXME: is this needed? */
456 if (strncmp (*tmp, "file://", 7) == 0) {
458 *tmp = g_strdup (*tmp + 7);
463 *tmp = g_strdup ("");
466 for (i = 1; pvt_split && i < npaths; i++) {
467 if (*tmp [0] == '\0' || g_path_is_absolute (pvt_split [i - 1])) {
468 tmp [i] = g_strdup (pvt_split [i - 1]);
472 tmp [i] = g_build_filename (tmp [0], pvt_split [i - 1], NULL);
475 if (setup->private_bin_path_probe != NULL && setup->application_base) {
477 tmp [0] = g_strdup ("");
481 g_strfreev (pvt_split);
484 static MonoAssembly *
485 real_load (gchar **search_path, gchar *filename)
487 MonoAssembly *result;
491 for (path = search_path; *path; path++) {
493 continue; /* Ignore empty ApplicationBase */
494 fullpath = g_build_filename (*path, filename, NULL);
495 result = mono_assembly_open (fullpath, NULL);
505 * Try loading the assembly from ApplicationBase and PrivateBinPath
506 * and then from assemblies_path if any.
508 static MonoAssembly *
509 mono_domain_assembly_preload (MonoAssemblyName *aname,
510 gchar **assemblies_path,
513 MonoDomain *domain = mono_domain_get ();
514 MonoAssembly *result;
517 set_domain_search_path (domain);
519 dll = g_strconcat (aname->name, ".dll", NULL);
520 exe = g_strdup (dll);
521 strcpy (exe + strlen (exe) - 4, ".exe");
523 if (domain->search_path && domain->search_path [0] != NULL) {
524 /* TODO: should also search in name/name.dll and name/name.exe from appbase */
525 result = real_load (domain->search_path, dll);
532 result = real_load (domain->search_path, exe);
540 if (assemblies_path && assemblies_path [0] != NULL) {
541 result = real_load (assemblies_path, dll);
548 result = real_load (assemblies_path, exe);
561 MonoReflectionAssembly *
562 ves_icall_System_Reflection_Assembly_LoadFrom (MonoString *fname)
564 MonoDomain *domain = mono_domain_get ();
565 char *name, *filename;
566 MonoImageOpenStatus status = MONO_IMAGE_OK;
572 MonoException *exc = mono_get_exception_argument_null ("assemblyFile");
573 mono_raise_exception (exc);
576 name = filename = mono_string_to_utf8 (fname);
578 /* FIXME: move uri handling to mono_assembly_open */
579 if (strncmp (filename, "file://", 7) == 0)
582 ass = mono_assembly_open (filename, &status);
587 MonoException *exc = mono_get_exception_file_not_found (fname);
588 mono_raise_exception (exc);
591 return mono_assembly_get_object (domain, ass);
595 free_assembly_name (MonoAssemblyName *aname)
600 g_free ((void *) aname->name);
601 g_free ((void *) aname->culture);
602 g_free ((void *) aname->hash_value);
606 get_info_from_assembly_name (MonoReflectionAssemblyName *assRef, MonoAssemblyName *aname)
612 gint major, minor, build, revision;
614 memset (aname, 0, sizeof (MonoAssemblyName));
616 name = mono_string_to_utf8 (assRef->name);
617 parts = tmp = g_strsplit (name, ",", 4);
624 value = g_strstrip (*tmp);
625 /* g_print ("Assembly name: %s\n", value); */
626 aname->name = g_strdup (value);
633 value = g_strstrip (*tmp);
634 if (strncmp (value, "Version=", 8)) {
639 if (sscanf (value + 8, "%u.%u.%u.%u", &major, &minor, &build, &revision) != 4) {
644 /* g_print ("Version: %u.%u.%u.%u\n", major, minor, build, revision); */
645 aname->major = major;
646 aname->minor = minor;
647 aname->build = build;
648 aname->revision = revision;
656 value = g_strstrip (*tmp);
657 if (strncmp (value, "Culture=", 8)) {
662 /* g_print ("Culture: %s\n", aname->culture); */
663 aname->culture = g_strstrip (g_strdup (value + 8));
671 value = g_strstrip (*tmp);
672 if (strncmp (value, "PublicKeyToken=", 15)) {
678 if (*value && strcmp (value, "null")) {
683 value = g_strstrip (g_strdup (value));
684 len = strlen (value);
691 aname->hash_len = len / 2;
692 aname->hash_value = g_malloc0 (aname->hash_len);
693 result = (gchar *) aname->hash_value;
695 for (i = 0; i < len; i++) {
697 l = g_ascii_xdigit_value (value [i]);
703 result [i / 2] = (h * 16) + l;
705 h = g_ascii_xdigit_value (value [i]);
716 g_print ("PublicKeyToken: ");
717 for (i = 0; i < aname->hash_len; i++) {
718 g_print ("%x", 0x00FF & aname->hash_value [i]);
728 MonoReflectionAssembly *
729 ves_icall_System_AppDomain_LoadAssembly (MonoAppDomain *ad, MonoReflectionAssemblyName *assRef, MonoObject *evidence)
731 MonoDomain *domain = ad->data;
732 MonoImageOpenStatus status = MONO_IMAGE_OK;
734 MonoAssemblyName aname;
735 MonoReflectionAssembly *refass = NULL;
739 memset (&aname, 0, sizeof (aname));
741 /* FIXME : examine evidence? */
743 g_assert (assRef != NULL);
744 g_assert (assRef->name != NULL);
746 if (!get_info_from_assembly_name (assRef, &aname)) {
749 free_assembly_name (&aname);
750 /* This is a parse error... */
751 exc = mono_get_exception_file_not_found (assRef->name);
752 mono_raise_exception (exc);
755 ass = mono_assembly_load (&aname, NULL, &status);
756 free_assembly_name (&aname);
758 if (!ass && (refass = try_assembly_resolve (domain, assRef->name)) == NULL){
759 /* FIXME: it doesn't make much sense since we really don't have a filename ... */
760 MonoException *exc = mono_get_exception_file_not_found (assRef->name);
761 mono_raise_exception (exc);
767 return mono_assembly_get_object (domain, ass);
771 ves_icall_System_AppDomain_InternalUnload (gint32 domain_id)
773 MonoDomain * domain = mono_domain_get_by_id (domain_id);
777 if (NULL == domain) {
778 MonoException *exc = mono_get_exception_execution_engine ("Failed to unload domain, domain id not found");
779 mono_raise_exception (exc);
783 mono_domain_unload (domain, FALSE);
787 ves_icall_System_AppDomain_ExecuteAssembly (MonoAppDomain *ad, MonoString *file,
788 MonoObject *evidence, MonoArray *args)
790 MonoAssembly *assembly;
798 filename = mono_string_to_utf8 (file);
799 assembly = mono_assembly_open (filename, NULL);
803 mono_raise_exception ((MonoException *)mono_exception_from_name (
804 mono_defaults.corlib, "System.IO", "FileNotFoundException"));
807 image = assembly->image;
809 method = mono_get_method (image, mono_image_get_entry_point (image), NULL);
812 g_error ("No entry point method found in %s", image->name);
815 args = (MonoArray *) mono_array_new (ad->data, mono_defaults.string_class, 0);
817 res = mono_runtime_exec_main (method, (MonoArray *)args, NULL);
823 ves_icall_System_AppDomain_GetIDFromDomain (MonoAppDomain * ad)
827 return ad->data->domain_id;
831 ves_icall_System_AppDomain_InternalSetDomain (MonoAppDomain *ad)
833 MonoDomain *old_domain = mono_domain_get();
837 mono_domain_set(ad->data);
839 return old_domain->domain;
843 ves_icall_System_AppDomain_InternalSetDomainByID (gint32 domainid)
845 MonoDomain *current_domain = mono_domain_get ();
846 MonoDomain *domain = mono_domain_get_by_id (domainid);
850 mono_domain_set (domain);
852 return current_domain->domain;
856 ves_icall_System_AppDomain_InternalGetContext ()
860 return mono_context_get ();
864 ves_icall_System_AppDomain_InternalSetContext (MonoAppContext *mc)
866 MonoAppContext *old_context = mono_context_get ();
867 MonoDomain *context_domain = mono_domain_get_by_id (mc->domain_id);
871 mono_context_set (mc);
872 mono_domain_set (context_domain);