2 * appdomain.c: AppDomain functions
5 * Dietmar Maurer (dietmar@ximian.com)
7 * (C) 2001 Ximian, Inc.
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/cil-coff.h>
24 static guint32 appdomain_thread_id = 0;
26 static MonoJitInfoTable *
27 mono_jit_info_table_new ()
29 return g_array_new (FALSE, FALSE, sizeof (gpointer));
33 mono_jit_info_table_free (MonoJitInfoTable *table)
35 g_array_free (table, TRUE);
39 mono_jit_info_table_index (MonoJitInfoTable *table, gpointer addr)
41 int left = 0, right = table->len;
43 while (left < right) {
44 int pos = (left + right) / 2;
45 MonoJitInfo *ji = g_array_index (table, gpointer, pos);
46 gpointer start = ji->code_start;
47 gpointer end = start + ji->code_size;
61 mono_jit_info_table_find (MonoDomain *domain, gpointer addr)
63 MonoJitInfoTable *table = domain->jit_info_table;
64 int left = 0, right = table->len;
66 while (left < right) {
67 int pos = (left + right) / 2;
68 MonoJitInfo *ji = g_array_index (table, gpointer, pos);
69 gpointer start = ji->code_start;
70 gpointer end = start + ji->code_size;
80 /* maybe irt is shared code, so we also search in the root domain */
81 if (domain != mono_root_domain)
82 return mono_jit_info_table_find (domain, addr);
88 mono_jit_info_table_add (MonoDomain *domain, MonoJitInfo *ji)
90 MonoJitInfoTable *table = domain->jit_info_table;
91 gpointer start = ji->code_start;
92 int pos = mono_jit_info_table_index (table, start);
94 g_array_insert_val (table, pos, ji);
98 ldstr_hash (const char* str)
102 len = mono_metadata_decode_blob_size (str, &str);
106 * FIXME: The distribution may not be so nice with lots of
107 * null chars in the string.
109 for (str += 1; str < end; str++)
110 h = (h << 5) - h + *str;
115 ldstr_equal (const char *str1, const char *str2) {
117 len = mono_metadata_decode_blob_size (str1, NULL);
118 len2 = mono_metadata_decode_blob_size (str2, NULL);
121 return memcmp (str1, str2, len) == 0;
125 mono_create_domain ()
130 domain = GC_malloc (sizeof (MonoDomain));
132 domain = g_new0 (MonoDomain, 1);
134 domain->domain = NULL;
135 domain->setup = NULL;
136 domain->friendly_name = NULL;
138 domain->mp = mono_mempool_new ();
139 domain->env = g_hash_table_new (g_str_hash, g_str_equal);
140 domain->assemblies = g_hash_table_new (g_str_hash, g_str_equal);
141 domain->class_vtable_hash = g_hash_table_new (NULL, NULL);
142 domain->jit_code_hash = g_hash_table_new (NULL, NULL);
143 domain->ldstr_table = g_hash_table_new ((GHashFunc)ldstr_hash, (GCompareFunc)ldstr_equal);
144 domain->jit_info_table = mono_jit_info_table_new ();
148 MonoDomain *mono_root_domain = NULL;
153 * Creates the initial application domain and initializes the mono_defaults
156 * Returns: the initial domain.
159 mono_init (const char *filename)
161 static MonoDomain *domain = NULL;
162 MonoAppDomainSetup *setup;
167 enum MonoImageOpenStatus status = MONO_IMAGE_OK;
170 g_assert_not_reached ();
172 appdomain_thread_id = TlsAlloc ();
174 domain = mono_create_domain ();
175 mono_root_domain = domain;
177 TlsSetValue (appdomain_thread_id, domain);
179 /* find the corlib */
180 ass = mono_assembly_open (CORLIB_NAME, NULL, &status);
181 if ((status != MONO_IMAGE_OK) || (ass == NULL)) {
183 case MONO_IMAGE_ERROR_ERRNO:
184 g_print ("The assembly corlib.dll was not found or could not be loaded.\n");
185 g_print ("It should have been installed in the `%s' directory.\n", MONO_ASSEMBLIES);
187 case MONO_IMAGE_IMAGE_INVALID:
188 g_print ("The file %s/corlib.dll is an invalid CIL image\n", MONO_ASSEMBLIES);
190 case MONO_IMAGE_MISSING_ASSEMBLYREF:
191 g_print ("Minning assembly reference in %s/corlib.dll\n", MONO_ASSEMBLIES);
194 /* to suppress compiler warning */
199 mono_defaults.corlib = ass->image;
201 mono_defaults.object_class = mono_class_from_name (
202 mono_defaults.corlib, "System", "Object");
203 g_assert (mono_defaults.object_class != 0);
205 mono_defaults.void_class = mono_class_from_name (
206 mono_defaults.corlib, "System", "Void");
207 g_assert (mono_defaults.void_class != 0);
209 mono_defaults.boolean_class = mono_class_from_name (
210 mono_defaults.corlib, "System", "Boolean");
211 g_assert (mono_defaults.boolean_class != 0);
213 mono_defaults.byte_class = mono_class_from_name (
214 mono_defaults.corlib, "System", "Byte");
215 g_assert (mono_defaults.byte_class != 0);
217 mono_defaults.sbyte_class = mono_class_from_name (
218 mono_defaults.corlib, "System", "SByte");
219 g_assert (mono_defaults.sbyte_class != 0);
221 mono_defaults.int16_class = mono_class_from_name (
222 mono_defaults.corlib, "System", "Int16");
223 g_assert (mono_defaults.int16_class != 0);
225 mono_defaults.uint16_class = mono_class_from_name (
226 mono_defaults.corlib, "System", "UInt16");
227 g_assert (mono_defaults.uint16_class != 0);
229 mono_defaults.int32_class = mono_class_from_name (
230 mono_defaults.corlib, "System", "Int32");
231 g_assert (mono_defaults.int32_class != 0);
233 mono_defaults.uint32_class = mono_class_from_name (
234 mono_defaults.corlib, "System", "UInt32");
235 g_assert (mono_defaults.uint32_class != 0);
237 mono_defaults.uint_class = mono_class_from_name (
238 mono_defaults.corlib, "System", "UIntPtr");
239 g_assert (mono_defaults.uint_class != 0);
241 mono_defaults.int_class = mono_class_from_name (
242 mono_defaults.corlib, "System", "IntPtr");
243 g_assert (mono_defaults.int_class != 0);
245 mono_defaults.int64_class = mono_class_from_name (
246 mono_defaults.corlib, "System", "Int64");
247 g_assert (mono_defaults.int64_class != 0);
249 mono_defaults.uint64_class = mono_class_from_name (
250 mono_defaults.corlib, "System", "UInt64");
251 g_assert (mono_defaults.uint64_class != 0);
253 mono_defaults.single_class = mono_class_from_name (
254 mono_defaults.corlib, "System", "Single");
255 g_assert (mono_defaults.single_class != 0);
257 mono_defaults.double_class = mono_class_from_name (
258 mono_defaults.corlib, "System", "Double");
259 g_assert (mono_defaults.double_class != 0);
261 mono_defaults.char_class = mono_class_from_name (
262 mono_defaults.corlib, "System", "Char");
263 g_assert (mono_defaults.char_class != 0);
265 mono_defaults.string_class = mono_class_from_name (
266 mono_defaults.corlib, "System", "String");
267 g_assert (mono_defaults.string_class != 0);
269 mono_defaults.enum_class = mono_class_from_name (
270 mono_defaults.corlib, "System", "Enum");
271 g_assert (mono_defaults.enum_class != 0);
273 mono_defaults.array_class = mono_class_from_name (
274 mono_defaults.corlib, "System", "Array");
275 g_assert (mono_defaults.array_class != 0);
277 mono_defaults.multicastdelegate_class = mono_class_from_name (
278 mono_defaults.corlib, "System", "MulticastDelegate");
279 g_assert (mono_defaults.multicastdelegate_class != 0 );
281 mono_defaults.asyncresult_class = mono_class_from_name (
282 mono_defaults.corlib, "System", "MonoAsyncResult");
283 g_assert (mono_defaults.asyncresult_class != 0 );
285 mono_defaults.waithandle_class = mono_class_from_name (
286 mono_defaults.corlib, "System.Threading", "WaitHandle");
287 g_assert (mono_defaults.waithandle_class != 0 );
289 mono_defaults.typehandle_class = mono_class_from_name (
290 mono_defaults.corlib, "System", "RuntimeTypeHandle");
291 g_assert (mono_defaults.typehandle_class != 0);
293 mono_defaults.methodhandle_class = mono_class_from_name (
294 mono_defaults.corlib, "System", "RuntimeMethodHandle");
295 g_assert (mono_defaults.methodhandle_class != 0);
297 mono_defaults.fieldhandle_class = mono_class_from_name (
298 mono_defaults.corlib, "System", "RuntimeFieldHandle");
299 g_assert (mono_defaults.fieldhandle_class != 0);
301 mono_defaults.monotype_class = mono_class_from_name (
302 mono_defaults.corlib, "System", "MonoType");
303 g_assert (mono_defaults.monotype_class != 0);
305 mono_defaults.exception_class = mono_class_from_name (
306 mono_defaults.corlib, "System", "Exception");
307 g_assert (mono_defaults.exception_class != 0);
309 mono_defaults.thread_class = mono_class_from_name (
310 mono_defaults.corlib, "System.Threading", "Thread");
311 g_assert (mono_defaults.thread_class != 0);
313 class = mono_class_from_name (mono_defaults.corlib, "System", "AppDomainSetup");
314 setup = (MonoAppDomainSetup *) mono_object_new (domain, class);
315 ves_icall_System_AppDomainSetup_InitAppDomainSetup (setup);
317 name = mono_string_new (domain, g_path_get_basename (filename));
319 class = mono_class_from_name (mono_defaults.corlib, "System", "AppDomain");
320 ad = (MonoAppDomain *) mono_object_new (domain, class);
323 domain->setup = setup;
324 domain->friendly_name = name;
330 ves_icall_System_AppDomainSetup_InitAppDomainSetup (MonoAppDomainSetup *setup)
332 // fixme: implement me
336 * mono_domain_transfer_object:
337 * @src: the source domain
338 * @dst: the destination domain
339 * @obj: the object to transfer
341 * This function is used to transfer objects between domains. This is done by
342 * marshalling or serialisation.
345 mono_domain_transfer_object (MonoDomain *src, MonoDomain *dst, MonoObject *obj)
353 g_assert (obj->vtable->domain == src);
355 /* fixme: transfer an object from one domain into another */
357 klass = obj->vtable->klass;
359 if (MONO_CLASS_IS_ARRAY (klass)) {
360 MonoArray *ao = (MonoArray *)obj;
361 int esize, ecount, i;
364 sizes = alloca (klass->rank * sizeof(guint32) * 2);
365 esize = mono_array_element_size (klass);
367 for (i = 0; i < klass->rank; ++i) {
368 sizes [i] = ao->bounds [i].length;
369 ecount *= ao->bounds [i].length;
370 sizes [i + klass->rank] = ao->bounds [i].lower_bound;
372 res = (MonoObject *)mono_array_new_full (dst, klass, sizes, sizes + klass->rank);
373 if (klass->element_class->valuetype) {
374 memcpy (res, (char *)ao + sizeof(MonoArray), esize * ecount);
376 g_assert (esize == sizeof (gpointer));
377 for (i = 0; i < ecount; i++) {
378 int offset = sizeof (MonoArray) + esize * i;
379 gpointer *src_ea = (gpointer *)((char *)ao + offset);
380 gpointer *dst_ea = (gpointer *)((char *)res + offset);
382 *dst_ea = mono_domain_transfer_object (src, dst, *src_ea);
385 } else if (klass == mono_defaults.string_class) {
386 MonoString *str = (MonoString *)obj;
387 res = (MonoObject *)mono_string_new_utf16 (dst,
388 (const guint16 *)str->c_str->vector, str->length);
390 // fixme: we need generic marshalling code here */
391 g_assert_not_reached ();
398 ves_icall_System_AppDomain_GetData (MonoAppDomain *ad, MonoString *name)
400 MonoDomain *add = ad->data;
401 MonoDomain *cur = mono_domain_get ();
405 g_assert (ad != NULL);
406 g_assert (name != NULL);
408 str = mono_string_to_utf8 (name);
410 if (!strcmp (str, "APPBASE"))
411 o = (MonoObject *)add->setup->application_base;
412 else if (!strcmp (str, "APP_CONFIG_FILE"))
413 o = (MonoObject *)add->setup->configuration_file;
414 else if (!strcmp (str, "DYNAMIC_BASE"))
415 o = (MonoObject *)add->setup->dynamic_base;
416 else if (!strcmp (str, "APP_NAME"))
417 o = (MonoObject *)add->setup->application_name;
418 else if (!strcmp (str, "CACHE_BASE"))
419 o = (MonoObject *)add->setup->cache_path;
420 else if (!strcmp (str, "PRIVATE_BINPATH"))
421 o = (MonoObject *)add->setup->private_bin_path;
422 else if (!strcmp (str, "BINPATH_PROBE_ONLY"))
423 o = (MonoObject *)add->setup->private_bin_path_probe;
424 else if (!strcmp (str, "SHADOW_COPY_DIRS"))
425 o = (MonoObject *)add->setup->shadow_copy_directories;
426 else if (!strcmp (str, "FORCE_CACHE_INSTALL"))
427 o = (MonoObject *)add->setup->shadow_copy_files;
429 o = g_hash_table_lookup (add->env, str);
436 return mono_domain_transfer_object (add, cur, o);
440 ves_icall_System_AppDomain_SetData (MonoAppDomain *ad, MonoString *name, MonoObject *data)
442 MonoDomain *add = ad->data;
443 MonoDomain *cur = mono_domain_get ();
447 g_assert (ad != NULL);
448 g_assert (name != NULL);
450 o = mono_domain_transfer_object (cur, add, data);
452 /* fixme: need a hash func for MonoString */
453 str = mono_string_to_utf8 (name);
454 g_hash_table_insert (add->env, str, o);
459 ves_icall_System_AppDomain_getSetup (MonoAppDomain *ad)
461 g_assert (ad != NULL);
462 g_assert (ad->data != NULL);
464 return ad->data->setup;
468 ves_icall_System_AppDomain_getFriendlyName (MonoAppDomain *ad)
470 g_assert (ad != NULL);
471 g_assert (ad->data != NULL);
473 return ad->data->friendly_name;
479 * Returns the current domain.
484 return ((MonoDomain *)TlsGetValue (appdomain_thread_id));
489 * @domain: the new domain
491 * Sets the current domain to @domain.
494 mono_domain_set (MonoDomain *domain)
496 TlsSetValue (appdomain_thread_id, domain);
500 ves_icall_System_AppDomain_getCurDomain ()
502 MonoDomain *add = mono_domain_get ();
507 ves_icall_System_AppDomain_createDomain (MonoString *friendly_name, MonoAppDomainSetup *setup)
509 MonoDomain *domain = mono_domain_get ();
514 adclass = mono_class_from_name (mono_defaults.corlib, "System", "AppDomain");
516 // fixme: pin all those objects
517 ad = (MonoAppDomain *) mono_object_new (domain, adclass);
518 ad->data = data = mono_create_domain ();
521 data->friendly_name = friendly_name;
523 // fixme: what to do next ?
532 } add_assembly_helper_t;
535 add_assembly (gpointer key, gpointer value, gpointer user_data)
537 add_assembly_helper_t *ah = (add_assembly_helper_t *) user_data;
539 mono_array_set (ah->res, gpointer, ah->idx++, mono_assembly_get_object (ah->domain, value));
543 ves_icall_System_AppDomain_GetAssemblies (MonoAppDomain *ad)
545 MonoDomain *domain = ad->data;
546 static MonoClass *System_Reflection_Assembly;
548 add_assembly_helper_t ah;
550 if (!System_Reflection_Assembly)
551 System_Reflection_Assembly = mono_class_from_name (
552 mono_defaults.corlib, "System.Reflection", "Assembly");
554 res = mono_array_new (domain, System_Reflection_Assembly, g_hash_table_size (domain->assemblies));
559 g_hash_table_foreach (domain->assemblies, add_assembly, &ah);
565 MonoReflectionAssembly *
566 ves_icall_System_AppDomain_LoadAssembly (MonoAppDomain *ad, MonoReflectionAssemblyName *assRef, MonoObject *evidence)
568 MonoDomain *domain = ad->data;
569 char *name, *filename;
570 enum MonoImageOpenStatus status = MONO_IMAGE_OK;
573 /* FIXME : examine evidence? */
575 g_assert (assRef != NULL);
576 g_assert (assRef->name != NULL);
578 /* FIXME : examine version, culture info */
580 name = filename = mono_string_to_utf8 (assRef->name);
582 if (strncmp (filename, "file://", 7) == 0)
585 ass = mono_assembly_open (filename, NULL, &status);
590 mono_raise_exception ((MonoException *)mono_exception_from_name (mono_defaults.corlib, "System.IO", "FileNotFoundException"));
592 return mono_assembly_get_object (domain, ass);
596 ves_icall_System_AppDomain_Unload (MonoAppDomain *ad)
598 mono_domain_unload (ad->data, FALSE);
602 * mono_domain_assembly_open:
603 * @domain: the application domain
604 * @name: file name of the assembly
606 * fixme: maybe we should integrate this with mono_assembly_open ??
609 mono_domain_assembly_open (MonoDomain *domain, char *name)
611 MonoAssembly *ass, *tmp;
614 if ((ass = g_hash_table_lookup (domain->assemblies, name)))
617 if (!(ass = mono_assembly_open (name, NULL, NULL)))
620 g_hash_table_insert (domain->assemblies, ass->name, ass);
622 // fixme: maybe this must be recursive ?
623 for (i = 0; (tmp = ass->image->references [i]) != NULL; i++) {
624 if (!g_hash_table_lookup (domain->assemblies, tmp->name))
625 g_hash_table_insert (domain->assemblies, tmp->name, tmp);
632 remove_assembly (gpointer key, gpointer value, gpointer user_data)
634 mono_assembly_close ((MonoAssembly *)value);
638 mono_domain_unload (MonoDomain *domain, gboolean force)
640 if ((domain == mono_root_domain) && !force) {
641 g_warning ("cant unload root domain");
645 g_hash_table_foreach (domain->assemblies, remove_assembly, NULL);
647 g_hash_table_destroy (domain->env);
648 g_hash_table_destroy (domain->assemblies);
649 g_hash_table_destroy (domain->class_vtable_hash);
650 g_hash_table_destroy (domain->jit_code_hash);
651 g_hash_table_destroy (domain->ldstr_table);
652 mono_jit_info_table_free (domain->jit_info_table);
653 mono_mempool_destroy (domain->mp);
655 // fixme: anything else required ? */
662 if ((domain == mono_root_domain))
663 mono_root_domain = NULL;
667 ves_icall_System_AppDomain_ExecuteAssembly (MonoAppDomain *ad, MonoString *file,
668 MonoObject *evidence, MonoArray *args)
670 MonoDomain *cdom = mono_domain_get ();
671 MonoAssembly *assembly;
673 MonoCLIImageInfo *iinfo;
679 mono_domain_set (ad->data);
681 filename = mono_string_to_utf8 (file);
682 assembly = mono_assembly_open (filename, NULL, NULL);
686 mono_raise_exception ((MonoException *)mono_exception_from_name (
687 mono_defaults.corlib, "System.IO", "FileNotFoundException"));
690 image = assembly->image;
691 iinfo = image->image_info;
692 method = mono_get_method (image, iinfo->cli_cli_header.ch_entry_point, NULL);
695 g_error ("No entry point method found in %s", image->name);
697 margs = mono_domain_transfer_object (cdom, ad->data, (MonoObject *)args);
698 res = mono_runtime_exec_main (method, (MonoArray *)margs);
700 mono_domain_set (cdom);