3 * domain.c: MonoDomain functions
6 * Dietmar Maurer (dietmar@ximian.com)
9 * (C) 2001 Ximian, Inc.
17 #include <mono/os/gc_wrapper.h>
19 #include <mono/utils/mono-compiler.h>
20 #include <mono/metadata/object.h>
21 #include <mono/metadata/object-internals.h>
22 #include <mono/metadata/domain-internals.h>
23 #include <mono/metadata/class-internals.h>
24 #include <mono/metadata/assembly.h>
25 #include <mono/metadata/exception.h>
26 #include <mono/metadata/cil-coff.h>
27 #include <mono/metadata/rawbuffer.h>
28 #include <mono/metadata/metadata-internals.h>
29 #include <mono/metadata/gc-internal.h>
30 #include <mono/metadata/mono-debug-debugger.h>
31 #include <mono/metadata/appdomain.h>
32 #include <metadata/threads.h>
34 /* #define DEBUG_DOMAIN_UNLOAD */
36 /* we need to use both the Tls* functions and __thread because
37 * some archs may generate faster jit code with one meachanism
38 * or the other (we used to do it because tls slots were GC-tracked,
39 * but we can't depend on this).
41 static guint32 appdomain_thread_id = -1;
44 static __thread MonoDomain * tls_appdomain MONO_TLS_FAST;
45 #define GET_APPDOMAIN() tls_appdomain
46 #define SET_APPDOMAIN(x) do { \
48 TlsSetValue (appdomain_thread_id, x); \
53 #define GET_APPDOMAIN() ((MonoDomain *)TlsGetValue (appdomain_thread_id))
54 #define SET_APPDOMAIN(x) TlsSetValue (appdomain_thread_id, x);
58 #define GET_APPCONTEXT() (mono_thread_current ()->current_appcontext)
59 #define SET_APPCONTEXT(x) mono_thread_current ()->current_appcontext = (x)
61 static guint16 appdomain_list_size = 0;
62 static guint16 appdomain_next = 0;
63 static MonoDomain **appdomains_list = NULL;
65 static CRITICAL_SECTION appdomains_mutex;
67 static MonoDomain *mono_root_domain = NULL;
69 /* AppConfigInfo: Information about runtime versions supported by an
73 GSList *supported_runtimes;
74 char *required_runtime;
75 int configuration_count;
80 * AotModuleInfo: Contains information about AOT modules.
87 static const MonoRuntimeInfo *current_runtime = NULL;
89 static MonoJitInfoFindInAot jit_info_find_in_aot_func = NULL;
92 * Contains information about AOT loaded code.
94 static MonoJitInfoTable *aot_modules = NULL;
96 /* This is the list of runtime versions supported by this JIT.
98 static const MonoRuntimeInfo supported_runtimes[] = {
99 {"v1.0.3705", "1.0", { {1,0,5000,0}, {7,0,5000,0} } },
100 {"v1.1.4322", "1.0", { {1,0,5000,0}, {7,0,5000,0} } },
101 {"v2.0.50215","2.0", { {2,0,3600,0}, {8,0,3600,0} } }
105 /* The stable runtime version */
106 #define DEFAULT_RUNTIME_VERSION "v1.1.4322"
109 get_runtimes_from_exe (const char *exe_file, const MonoRuntimeInfo** runtimes);
111 static const MonoRuntimeInfo*
112 get_runtime_by_version (const char *version);
115 mono_jit_info_find_aot_module (guint8* addr);
118 mono_domain_get_tls_key (void)
120 return appdomain_thread_id;
124 mono_domain_get_tls_offset (void)
127 MONO_THREAD_VAR_OFFSET (tls_appdomain, offset);
128 /* __asm ("jmp 1f; .section writetext, \"awx\"; 1: movl $tls_appdomain@ntpoff, %0; jmp 2f; .previous; 2:"
133 static MonoJitInfoTable *
134 mono_jit_info_table_new (void)
136 return g_array_new (FALSE, FALSE, sizeof (gpointer));
140 mono_jit_info_table_free (MonoJitInfoTable *table)
142 g_array_free (table, TRUE);
146 mono_jit_info_table_index (MonoJitInfoTable *table, char *addr)
148 int left = 0, right = table->len;
150 while (left < right) {
151 int pos = (left + right) / 2;
152 MonoJitInfo *ji = g_array_index (table, gpointer, pos);
153 char *start = ji->code_start;
154 char *end = start + ji->code_size;
158 else if (addr >= end)
168 mono_jit_info_table_find (MonoDomain *domain, char *addr)
170 MonoJitInfoTable *table = domain->jit_info_table;
172 guint left = 0, right;
174 mono_domain_lock (domain);
177 while (left < right) {
178 guint pos = (left + right) / 2;
179 ji = g_array_index (table, gpointer, pos);
181 if (addr < (char*)ji->code_start)
183 else if (addr >= (char*)ji->code_start + ji->code_size)
186 mono_domain_unlock (domain);
190 mono_domain_unlock (domain);
192 /* maybe it is shared code, so we also search in the root domain */
194 if (domain != mono_root_domain)
195 ji = mono_jit_info_table_find (mono_root_domain, addr);
198 /* Maybe its an AOT module */
199 MonoImage *image = mono_jit_info_find_aot_module (addr);
201 ji = jit_info_find_in_aot_func (domain, image, addr);
208 mono_jit_info_table_add (MonoDomain *domain, MonoJitInfo *ji)
210 MonoJitInfoTable *table = domain->jit_info_table;
211 gpointer start = ji->code_start;
214 mono_domain_lock (domain);
215 pos = mono_jit_info_table_index (table, start);
217 g_array_insert_val (table, pos, ji);
218 mono_domain_unlock (domain);
222 mono_jit_info_table_remove (MonoDomain *domain, MonoJitInfo *ji)
224 MonoJitInfoTable *table = domain->jit_info_table;
225 gpointer start = ji->code_start;
228 mono_domain_lock (domain);
229 pos = mono_jit_info_table_index (table, start);
230 if (g_array_index (table, gpointer, pos) != ji) {
231 MonoJitInfo *ji2 = g_array_index (table, gpointer, pos);
232 g_assert (ji == ji2);
234 g_assert (g_array_index (table, gpointer, pos) == ji);
236 g_array_remove_index (table, pos);
237 mono_domain_unlock (domain);
241 aot_info_table_index (MonoJitInfoTable *table, char *addr)
243 int left = 0, right = table->len;
245 while (left < right) {
246 int pos = (left + right) / 2;
247 AotModuleInfo *ainfo = g_array_index (table, gpointer, pos);
248 char *start = ainfo->start;
249 char *end = ainfo->end;
253 else if (addr >= end)
263 mono_jit_info_add_aot_module (MonoImage *image, gpointer start, gpointer end)
265 AotModuleInfo *ainfo = g_new0 (AotModuleInfo, 1);
268 ainfo->image = image;
269 ainfo->start = start;
272 EnterCriticalSection (&appdomains_mutex);
275 aot_modules = mono_jit_info_table_new ();
277 pos = aot_info_table_index (aot_modules, start);
279 g_array_insert_val (aot_modules, pos, ainfo);
281 LeaveCriticalSection (&appdomains_mutex);
285 mono_jit_info_find_aot_module (guint8* addr)
287 guint left = 0, right;
292 EnterCriticalSection (&appdomains_mutex);
294 right = aot_modules->len;
295 while (left < right) {
296 guint pos = (left + right) / 2;
297 AotModuleInfo *ai = g_array_index (aot_modules, gpointer, pos);
299 if (addr < (guint8*)ai->start)
301 else if (addr >= (guint8*)ai->end)
304 LeaveCriticalSection (&appdomains_mutex);
309 LeaveCriticalSection (&appdomains_mutex);
315 mono_install_jit_info_find_in_aot (MonoJitInfoFindInAot func)
317 jit_info_find_in_aot_func = func;
321 mono_string_equal (MonoString *s1, MonoString *s2)
323 int l1 = mono_string_length (s1);
324 int l2 = mono_string_length (s2);
331 return memcmp (mono_string_chars (s1), mono_string_chars (s2), l1 * 2) == 0;
335 mono_string_hash (MonoString *s)
337 const guint16 *p = mono_string_chars (s);
338 int i, len = mono_string_length (s);
341 for (i = 0; i < len; i++) {
342 h = (h << 5) - h + *p;
350 mono_ptrarray_equal (gpointer *s1, gpointer *s2)
352 int len = GPOINTER_TO_INT (s1 [0]);
353 if (len != GPOINTER_TO_INT (s2 [0]))
356 return memcmp (s1 + 1, s2 + 1, len * sizeof(gpointer)) == 0;
360 mono_ptrarray_hash (gpointer *s)
363 int len = GPOINTER_TO_INT (s [0]);
366 for (i = 1; i < len; i++)
367 hash += GPOINTER_TO_UINT (s [i]);
373 * Allocate an id for domain and set domain->domain_id.
374 * LOCKING: must be called while holding appdomains_mutex.
375 * We try to assign low numbers to the domain, so it can be used
376 * as an index in data tables to lookup domain-specific info
377 * with minimal memory overhead. We also try not to reuse the
378 * same id too quickly (to help debugging).
381 domain_id_alloc (MonoDomain *domain)
384 if (!appdomains_list) {
385 appdomain_list_size = 2;
386 appdomains_list = mono_gc_alloc_fixed (appdomain_list_size * sizeof (void*), NULL);
388 for (i = appdomain_next; i < appdomain_list_size; ++i) {
389 if (!appdomains_list [i]) {
395 for (i = 0; i < appdomain_next; ++i) {
396 if (!appdomains_list [i]) {
403 MonoDomain **new_list;
404 int new_size = appdomain_list_size * 2;
405 if (new_size >= (1 << 16))
406 g_assert_not_reached ();
407 id = appdomain_list_size;
408 new_list = mono_gc_alloc_fixed (new_size * sizeof (void*), NULL);
409 memcpy (new_list, appdomains_list, appdomain_list_size * sizeof (void*));
410 mono_gc_free_fixed (appdomains_list);
411 appdomains_list = new_list;
412 appdomain_list_size = new_size;
414 domain->domain_id = id;
415 appdomains_list [id] = domain;
417 if (appdomain_next > appdomain_list_size)
423 mono_domain_create (void)
427 domain = mono_gc_alloc_fixed (sizeof (MonoDomain), NULL);
428 domain->domain = NULL;
429 domain->setup = NULL;
430 domain->friendly_name = NULL;
431 domain->search_path = NULL;
433 domain->mp = mono_mempool_new ();
434 domain->code_mp = mono_code_manager_new ();
435 domain->env = mono_g_hash_table_new ((GHashFunc)mono_string_hash, (GCompareFunc)mono_string_equal);
436 domain->domain_assemblies = NULL;
437 domain->class_vtable_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
438 domain->proxy_vtable_hash = mono_g_hash_table_new ((GHashFunc)mono_ptrarray_hash, (GCompareFunc)mono_ptrarray_equal);
439 domain->static_data_hash = mono_g_hash_table_new (mono_aligned_addr_hash, NULL);
440 domain->jit_code_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
441 domain->ldstr_table = mono_g_hash_table_new ((GHashFunc)mono_string_hash, (GCompareFunc)mono_string_equal);
442 domain->jit_info_table = mono_jit_info_table_new ();
443 domain->class_init_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
444 domain->jump_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
445 domain->finalizable_objects_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
446 domain->jit_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
448 InitializeCriticalSection (&domain->lock);
449 InitializeCriticalSection (&domain->assemblies_lock);
451 EnterCriticalSection (&appdomains_mutex);
452 domain_id_alloc (domain);
453 LeaveCriticalSection (&appdomains_mutex);
459 * mono_init_internal:
461 * Creates the initial application domain and initializes the mono_defaults
463 * This function is guaranteed to not run any IL code.
464 * If exe_filename is not NULL, the method will determine the required runtime
465 * from the exe configuration file or the version PE field.
466 * If runtime_version is not NULL, that runtime version will be used.
467 * Either exe_filename or runtime_version must be provided.
469 * Returns: the initial domain.
472 mono_init_internal (const char *filename, const char *exe_filename, const char *runtime_version)
474 static MonoDomain *domain = NULL;
475 MonoAssembly *ass = NULL;
476 MonoImageOpenStatus status = MONO_IMAGE_OK;
477 const MonoRuntimeInfo* runtimes [G_N_ELEMENTS (supported_runtimes) + 1];
481 g_assert_not_reached ();
485 appdomain_thread_id = TlsAlloc ();
487 InitializeCriticalSection (&appdomains_mutex);
489 mono_metadata_init ();
490 mono_raw_buffer_init ();
492 mono_assemblies_init ();
495 /* FIXME: When should we release this memory? */
496 MONO_GC_REGISTER_ROOT (appdomains_list);
498 domain = mono_domain_create ();
499 mono_root_domain = domain;
501 SET_APPDOMAIN (domain);
503 /* Get a list of runtimes supported by the exe */
504 if (exe_filename != NULL) {
505 get_runtimes_from_exe (exe_filename, runtimes);
506 } else if (runtime_version != NULL) {
507 runtimes [0] = get_runtime_by_version (runtime_version);
511 if (runtimes [0] == NULL) {
512 const MonoRuntimeInfo *default_runtime = get_runtime_by_version (DEFAULT_RUNTIME_VERSION);
513 runtimes [0] = default_runtime;
515 g_print ("WARNING: The runtime version supported by this application is unavailable.\n");
516 g_print ("Using default runtime: %s\n", default_runtime->runtime_version);
519 /* The selected runtime will be the first one for which there is a mscrolib.dll */
520 for (n = 0; runtimes [n] != NULL && ass == NULL; n++) {
521 current_runtime = runtimes [n];
522 ass = mono_assembly_load_corlib (current_runtime, &status);
523 if (status != MONO_IMAGE_OK && status != MONO_IMAGE_ERROR_ERRNO)
527 if ((status != MONO_IMAGE_OK) || (ass == NULL)) {
529 case MONO_IMAGE_ERROR_ERRNO: {
530 char *corlib_file = g_build_filename (mono_assembly_getrootdir (), "mono", current_runtime->framework_version, "mscorlib.dll", NULL);
531 g_print ("The assembly mscorlib.dll was not found or could not be loaded.\n");
532 g_print ("It should have been installed in the `%s' directory.\n", corlib_file);
533 g_free (corlib_file);
536 case MONO_IMAGE_IMAGE_INVALID:
537 g_print ("The file %s/mscorlib.dll is an invalid CIL image\n",
538 mono_assembly_getrootdir ());
540 case MONO_IMAGE_MISSING_ASSEMBLYREF:
541 g_print ("Missing assembly reference in %s/mscorlib.dll\n",
542 mono_assembly_getrootdir ());
545 /* to suppress compiler warning */
551 mono_defaults.corlib = mono_assembly_get_image (ass);
553 mono_defaults.object_class = mono_class_from_name (
554 mono_defaults.corlib, "System", "Object");
555 g_assert (mono_defaults.object_class != 0);
557 mono_defaults.void_class = mono_class_from_name (
558 mono_defaults.corlib, "System", "Void");
559 g_assert (mono_defaults.void_class != 0);
561 mono_defaults.boolean_class = mono_class_from_name (
562 mono_defaults.corlib, "System", "Boolean");
563 g_assert (mono_defaults.boolean_class != 0);
565 mono_defaults.byte_class = mono_class_from_name (
566 mono_defaults.corlib, "System", "Byte");
567 g_assert (mono_defaults.byte_class != 0);
569 mono_defaults.sbyte_class = mono_class_from_name (
570 mono_defaults.corlib, "System", "SByte");
571 g_assert (mono_defaults.sbyte_class != 0);
573 mono_defaults.int16_class = mono_class_from_name (
574 mono_defaults.corlib, "System", "Int16");
575 g_assert (mono_defaults.int16_class != 0);
577 mono_defaults.uint16_class = mono_class_from_name (
578 mono_defaults.corlib, "System", "UInt16");
579 g_assert (mono_defaults.uint16_class != 0);
581 mono_defaults.int32_class = mono_class_from_name (
582 mono_defaults.corlib, "System", "Int32");
583 g_assert (mono_defaults.int32_class != 0);
585 mono_defaults.uint32_class = mono_class_from_name (
586 mono_defaults.corlib, "System", "UInt32");
587 g_assert (mono_defaults.uint32_class != 0);
589 mono_defaults.uint_class = mono_class_from_name (
590 mono_defaults.corlib, "System", "UIntPtr");
591 g_assert (mono_defaults.uint_class != 0);
593 mono_defaults.int_class = mono_class_from_name (
594 mono_defaults.corlib, "System", "IntPtr");
595 g_assert (mono_defaults.int_class != 0);
597 mono_defaults.int64_class = mono_class_from_name (
598 mono_defaults.corlib, "System", "Int64");
599 g_assert (mono_defaults.int64_class != 0);
601 mono_defaults.uint64_class = mono_class_from_name (
602 mono_defaults.corlib, "System", "UInt64");
603 g_assert (mono_defaults.uint64_class != 0);
605 mono_defaults.single_class = mono_class_from_name (
606 mono_defaults.corlib, "System", "Single");
607 g_assert (mono_defaults.single_class != 0);
609 mono_defaults.double_class = mono_class_from_name (
610 mono_defaults.corlib, "System", "Double");
611 g_assert (mono_defaults.double_class != 0);
613 mono_defaults.char_class = mono_class_from_name (
614 mono_defaults.corlib, "System", "Char");
615 g_assert (mono_defaults.char_class != 0);
617 mono_defaults.string_class = mono_class_from_name (
618 mono_defaults.corlib, "System", "String");
619 g_assert (mono_defaults.string_class != 0);
621 mono_defaults.enum_class = mono_class_from_name (
622 mono_defaults.corlib, "System", "Enum");
623 g_assert (mono_defaults.enum_class != 0);
625 mono_defaults.array_class = mono_class_from_name (
626 mono_defaults.corlib, "System", "Array");
627 g_assert (mono_defaults.array_class != 0);
629 mono_defaults.delegate_class = mono_class_from_name (
630 mono_defaults.corlib, "System", "Delegate");
631 g_assert (mono_defaults.delegate_class != 0 );
633 mono_defaults.multicastdelegate_class = mono_class_from_name (
634 mono_defaults.corlib, "System", "MulticastDelegate");
635 g_assert (mono_defaults.multicastdelegate_class != 0 );
637 mono_defaults.asyncresult_class = mono_class_from_name (
638 mono_defaults.corlib, "System.Runtime.Remoting.Messaging",
640 g_assert (mono_defaults.asyncresult_class != 0 );
642 mono_defaults.waithandle_class = mono_class_from_name (
643 mono_defaults.corlib, "System.Threading", "WaitHandle");
644 g_assert (mono_defaults.waithandle_class != 0 );
646 mono_defaults.typehandle_class = mono_class_from_name (
647 mono_defaults.corlib, "System", "RuntimeTypeHandle");
648 g_assert (mono_defaults.typehandle_class != 0);
650 mono_defaults.methodhandle_class = mono_class_from_name (
651 mono_defaults.corlib, "System", "RuntimeMethodHandle");
652 g_assert (mono_defaults.methodhandle_class != 0);
654 mono_defaults.fieldhandle_class = mono_class_from_name (
655 mono_defaults.corlib, "System", "RuntimeFieldHandle");
656 g_assert (mono_defaults.fieldhandle_class != 0);
658 mono_defaults.monotype_class = mono_class_from_name (
659 mono_defaults.corlib, "System", "MonoType");
660 g_assert (mono_defaults.monotype_class != 0);
662 mono_defaults.exception_class = mono_class_from_name (
663 mono_defaults.corlib, "System", "Exception");
664 g_assert (mono_defaults.exception_class != 0);
666 mono_defaults.threadabortexception_class = mono_class_from_name (
667 mono_defaults.corlib, "System.Threading", "ThreadAbortException");
668 g_assert (mono_defaults.threadabortexception_class != 0);
670 mono_defaults.thread_class = mono_class_from_name (
671 mono_defaults.corlib, "System.Threading", "Thread");
672 g_assert (mono_defaults.thread_class != 0);
674 mono_defaults.appdomain_class = mono_class_from_name (
675 mono_defaults.corlib, "System", "AppDomain");
676 g_assert (mono_defaults.appdomain_class != 0);
678 mono_defaults.transparent_proxy_class = mono_class_from_name (
679 mono_defaults.corlib, "System.Runtime.Remoting.Proxies", "TransparentProxy");
680 g_assert (mono_defaults.transparent_proxy_class != 0);
682 mono_defaults.real_proxy_class = mono_class_from_name (
683 mono_defaults.corlib, "System.Runtime.Remoting.Proxies", "RealProxy");
684 g_assert (mono_defaults.real_proxy_class != 0);
686 mono_defaults.mono_method_message_class = mono_class_from_name (
687 mono_defaults.corlib, "System.Runtime.Remoting.Messaging", "MonoMethodMessage");
688 g_assert (mono_defaults.mono_method_message_class != 0);
690 mono_defaults.field_info_class = mono_class_from_name (
691 mono_defaults.corlib, "System.Reflection", "FieldInfo");
692 g_assert (mono_defaults.field_info_class != 0);
694 mono_defaults.method_info_class = mono_class_from_name (
695 mono_defaults.corlib, "System.Reflection", "MethodInfo");
696 g_assert (mono_defaults.method_info_class != 0);
698 mono_defaults.stringbuilder_class = mono_class_from_name (
699 mono_defaults.corlib, "System.Text", "StringBuilder");
700 g_assert (mono_defaults.stringbuilder_class != 0);
702 mono_defaults.math_class = mono_class_from_name (
703 mono_defaults.corlib, "System", "Math");
704 g_assert (mono_defaults.math_class != 0);
706 mono_defaults.stack_frame_class = mono_class_from_name (
707 mono_defaults.corlib, "System.Diagnostics", "StackFrame");
708 g_assert (mono_defaults.stack_frame_class != 0);
710 mono_defaults.stack_trace_class = mono_class_from_name (
711 mono_defaults.corlib, "System.Diagnostics", "StackTrace");
712 g_assert (mono_defaults.stack_trace_class != 0);
714 mono_defaults.marshal_class = mono_class_from_name (
715 mono_defaults.corlib, "System.Runtime.InteropServices", "Marshal");
716 g_assert (mono_defaults.marshal_class != 0);
718 mono_defaults.iserializeable_class = mono_class_from_name (
719 mono_defaults.corlib, "System.Runtime.Serialization", "ISerializable");
720 g_assert (mono_defaults.iserializeable_class != 0);
722 mono_defaults.serializationinfo_class = mono_class_from_name (
723 mono_defaults.corlib, "System.Runtime.Serialization", "SerializationInfo");
724 g_assert (mono_defaults.serializationinfo_class != 0);
726 mono_defaults.streamingcontext_class = mono_class_from_name (
727 mono_defaults.corlib, "System.Runtime.Serialization", "StreamingContext");
728 g_assert (mono_defaults.streamingcontext_class != 0);
730 mono_defaults.typed_reference_class = mono_class_from_name (
731 mono_defaults.corlib, "System", "TypedReference");
732 g_assert (mono_defaults.typed_reference_class != 0);
734 mono_defaults.argumenthandle_class = mono_class_from_name (
735 mono_defaults.corlib, "System", "RuntimeArgumentHandle");
736 g_assert (mono_defaults.argumenthandle_class != 0);
738 mono_defaults.marshalbyrefobject_class = mono_class_from_name (
739 mono_defaults.corlib, "System", "MarshalByRefObject");
740 g_assert (mono_defaults.marshalbyrefobject_class != 0);
742 mono_defaults.monitor_class = mono_class_from_name (
743 mono_defaults.corlib, "System.Threading", "Monitor");
744 g_assert (mono_defaults.monitor_class != 0);
746 mono_defaults.iremotingtypeinfo_class = mono_class_from_name (
747 mono_defaults.corlib, "System.Runtime.Remoting", "IRemotingTypeInfo");
748 g_assert (mono_defaults.iremotingtypeinfo_class != 0);
750 mono_defaults.runtimesecurityframe_class = mono_class_from_name (
751 mono_defaults.corlib, "System.Security", "RuntimeSecurityFrame");
753 mono_defaults.executioncontext_class = mono_class_from_name (
754 mono_defaults.corlib, "System.Threading", "ExecutionContext");
757 * Note that mono_defaults.generic_array_class is only non-NULL if we're
758 * using the 2.0 corlib.
760 mono_class_init (mono_defaults.array_class);
761 mono_defaults.generic_array_class = mono_class_from_name (
762 mono_defaults.corlib, "System", "Array/InternalArray`1");
764 domain->friendly_name = g_path_get_basename (filename);
772 * Creates the initial application domain and initializes the mono_defaults
774 * This function is guaranteed to not run any IL code.
775 * The runtime is initialized using the default runtime version.
777 * Returns: the initial domain.
780 mono_init (const char *domain_name)
782 return mono_init_internal (domain_name, NULL, DEFAULT_RUNTIME_VERSION);
786 * mono_init_from_assembly:
788 * Creates the initial application domain and initializes the mono_defaults
790 * This function is guaranteed to not run any IL code.
791 * The runtime is initialized using the runtime version required by the
792 * provided executable. The version is determined by looking at the exe
793 * configuration file and the version PE field)
795 * Returns: the initial domain.
798 mono_init_from_assembly (const char *domain_name, const char *filename)
800 return mono_init_internal (domain_name, filename, NULL);
806 * Creates the initial application domain and initializes the mono_defaults
808 * This function is guaranteed to not run any IL code.
809 * The runtime is initialized using the provided rutime version.
811 * Returns: the initial domain.
814 mono_init_version (const char *domain_name, const char *version)
816 return mono_init_internal (domain_name, NULL, version);
820 mono_get_root_domain (void)
822 return mono_root_domain;
828 * Returns: the current domain.
833 return GET_APPDOMAIN ();
837 * mono_domain_set_internal:
838 * @domain: the new domain
840 * Sets the current domain to @domain.
843 mono_domain_set_internal (MonoDomain *domain)
845 SET_APPDOMAIN (domain);
846 SET_APPCONTEXT (domain->default_context);
850 mono_domain_foreach (MonoDomainFunc func, gpointer user_data)
856 * Create a copy of the data to avoid calling the user callback
857 * inside the lock because that could lead to deadlocks.
858 * We can do this because this function is not perf. critical.
860 EnterCriticalSection (&appdomains_mutex);
861 size = appdomain_list_size;
862 copy = mono_gc_alloc_fixed (appdomain_list_size * sizeof (void*), NULL);
863 memcpy (copy, appdomains_list, appdomain_list_size * sizeof (void*));
864 LeaveCriticalSection (&appdomains_mutex);
866 for (i = 0; i < size; ++i) {
868 func (copy [i], user_data);
871 mono_gc_free_fixed (copy);
875 * mono_domain_assembly_open:
876 * @domain: the application domain
877 * @name: file name of the assembly
879 * fixme: maybe we should integrate this with mono_assembly_open ??
882 mono_domain_assembly_open (MonoDomain *domain, const char *name)
887 mono_domain_assemblies_lock (domain);
888 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
890 if (strcmp (name, ass->aname.name) == 0) {
891 mono_domain_assemblies_unlock (domain);
895 mono_domain_assemblies_unlock (domain);
897 if (!(ass = mono_assembly_open (name, NULL)))
904 dynamic_method_info_free (gpointer key, gpointer value, gpointer user_data)
906 MonoJitDynamicMethodInfo *di = value;
907 mono_code_manager_destroy (di->code_mp);
912 delete_jump_list (gpointer key, gpointer value, gpointer user_data)
914 g_slist_free (value);
918 mono_domain_free (MonoDomain *domain, gboolean force)
921 if ((domain == mono_root_domain) && !force) {
922 g_warning ("cant unload root domain");
926 EnterCriticalSection (&appdomains_mutex);
927 appdomains_list [domain->domain_id] = NULL;
928 LeaveCriticalSection (&appdomains_mutex);
930 /* FIXME: free delegate_hash_table when it's used */
931 if (domain->search_path) {
932 g_strfreev (domain->search_path);
933 domain->search_path = NULL;
935 domain->create_proxy_for_type_method = NULL;
936 domain->private_invoke_method = NULL;
937 domain->default_context = NULL;
938 domain->out_of_memory_ex = NULL;
939 domain->null_reference_ex = NULL;
940 domain->stack_overflow_ex = NULL;
941 domain->entry_assembly = NULL;
942 g_free (domain->friendly_name);
943 domain->friendly_name = NULL;
944 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
945 MonoAssembly *ass = tmp->data;
946 /*g_print ("Unloading domain %p, assembly %s, refcount: %d\n", domain, ass->aname.name, ass->ref_count);*/
947 mono_assembly_close (ass);
949 g_slist_free (domain->domain_assemblies);
950 domain->domain_assemblies = NULL;
952 mono_g_hash_table_destroy (domain->env);
954 g_hash_table_destroy (domain->class_vtable_hash);
955 domain->class_vtable_hash = NULL;
956 mono_g_hash_table_destroy (domain->proxy_vtable_hash);
957 domain->proxy_vtable_hash = NULL;
958 mono_g_hash_table_destroy (domain->static_data_hash);
959 domain->static_data_hash = NULL;
960 g_hash_table_destroy (domain->jit_code_hash);
961 domain->jit_code_hash = NULL;
962 if (domain->dynamic_code_hash) {
963 g_hash_table_foreach (domain->dynamic_code_hash, dynamic_method_info_free, NULL);
964 g_hash_table_destroy (domain->dynamic_code_hash);
965 domain->dynamic_code_hash = NULL;
967 mono_g_hash_table_destroy (domain->ldstr_table);
968 domain->ldstr_table = NULL;
969 mono_jit_info_table_free (domain->jit_info_table);
970 domain->jit_info_table = NULL;
971 #ifdef DEBUG_DOMAIN_UNLOAD
972 mono_mempool_invalidate (domain->mp);
973 mono_code_manager_invalidate (domain->code_mp);
975 mono_mempool_destroy (domain->mp);
977 mono_code_manager_destroy (domain->code_mp);
978 domain->code_mp = NULL;
980 if (domain->jump_target_hash) {
981 g_hash_table_foreach (domain->jump_target_hash, delete_jump_list, NULL);
982 g_hash_table_destroy (domain->jump_target_hash);
983 domain->jump_target_hash = NULL;
985 if (domain->type_hash) {
986 mono_g_hash_table_destroy (domain->type_hash);
987 domain->type_hash = NULL;
989 if (domain->refobject_hash) {
990 mono_g_hash_table_destroy (domain->refobject_hash);
991 domain->refobject_hash = NULL;
993 g_hash_table_destroy (domain->class_init_trampoline_hash);
994 domain->class_init_trampoline_hash = NULL;
995 g_hash_table_destroy (domain->jump_trampoline_hash);
996 domain->jump_trampoline_hash = NULL;
997 g_hash_table_destroy (domain->finalizable_objects_hash);
998 domain->finalizable_objects_hash = NULL;
999 g_hash_table_destroy (domain->jit_trampoline_hash);
1000 domain->jit_trampoline_hash = NULL;
1001 if (domain->special_static_fields) {
1002 g_hash_table_destroy (domain->special_static_fields);
1003 domain->special_static_fields = NULL;
1005 DeleteCriticalSection (&domain->assemblies_lock);
1006 DeleteCriticalSection (&domain->lock);
1007 domain->setup = NULL;
1009 /* FIXME: anything else required ? */
1011 mono_gc_free_fixed (domain);
1013 if ((domain == mono_root_domain))
1014 mono_root_domain = NULL;
1018 * mono_domain_get_id:
1020 * Returns: the a domain for a specific domain id.
1023 mono_domain_get_by_id (gint32 domainid)
1025 MonoDomain * domain;
1027 EnterCriticalSection (&appdomains_mutex);
1028 if (domainid < appdomain_list_size)
1029 domain = appdomains_list [domainid];
1032 LeaveCriticalSection (&appdomains_mutex);
1038 mono_domain_get_id (MonoDomain *domain)
1040 return domain->domain_id;
1044 mono_context_set (MonoAppContext * new_context)
1046 SET_APPCONTEXT (new_context);
1050 mono_context_get (void)
1052 return GET_APPCONTEXT ();
1056 mono_get_corlib (void)
1058 return mono_defaults.corlib;
1062 mono_get_object_class (void)
1064 return mono_defaults.object_class;
1068 mono_get_byte_class (void)
1070 return mono_defaults.byte_class;
1074 mono_get_void_class (void)
1076 return mono_defaults.void_class;
1080 mono_get_boolean_class (void)
1082 return mono_defaults.boolean_class;
1086 mono_get_sbyte_class (void)
1088 return mono_defaults.sbyte_class;
1092 mono_get_int16_class (void)
1094 return mono_defaults.int16_class;
1098 mono_get_uint16_class (void)
1100 return mono_defaults.uint16_class;
1104 mono_get_int32_class (void)
1106 return mono_defaults.int32_class;
1110 mono_get_uint32_class (void)
1112 return mono_defaults.uint32_class;
1116 mono_get_intptr_class (void)
1118 return mono_defaults.int_class;
1122 mono_get_uintptr_class (void)
1124 return mono_defaults.uint_class;
1128 mono_get_int64_class (void)
1130 return mono_defaults.int64_class;
1134 mono_get_uint64_class (void)
1136 return mono_defaults.uint64_class;
1140 mono_get_single_class (void)
1142 return mono_defaults.single_class;
1146 mono_get_double_class (void)
1148 return mono_defaults.double_class;
1152 mono_get_char_class (void)
1154 return mono_defaults.char_class;
1158 mono_get_string_class (void)
1160 return mono_defaults.string_class;
1164 mono_get_enum_class (void)
1166 return mono_defaults.enum_class;
1170 mono_get_array_class (void)
1172 return mono_defaults.array_class;
1176 mono_get_thread_class (void)
1178 return mono_defaults.thread_class;
1182 mono_get_exception_class (void)
1184 return mono_defaults.exception_class;
1188 static char* get_attribute_value (const gchar **attribute_names,
1189 const gchar **attribute_values,
1190 const char *att_name)
1193 for (n=0; attribute_names[n] != NULL; n++) {
1194 if (strcmp (attribute_names[n], att_name) == 0)
1195 return g_strdup (attribute_values[n]);
1200 static void start_element (GMarkupParseContext *context,
1201 const gchar *element_name,
1202 const gchar **attribute_names,
1203 const gchar **attribute_values,
1207 AppConfigInfo* app_config = (AppConfigInfo*) user_data;
1209 if (strcmp (element_name, "configuration") == 0) {
1210 app_config->configuration_count++;
1213 if (strcmp (element_name, "startup") == 0) {
1214 app_config->startup_count++;
1218 if (app_config->configuration_count != 1 || app_config->startup_count != 1)
1221 if (strcmp (element_name, "requiredRuntime") == 0) {
1222 app_config->required_runtime = get_attribute_value (attribute_names, attribute_values, "version");
1223 } else if (strcmp (element_name, "supportedRuntime") == 0) {
1224 char *version = get_attribute_value (attribute_names, attribute_values, "version");
1225 app_config->supported_runtimes = g_slist_append (app_config->supported_runtimes, version);
1229 static void end_element (GMarkupParseContext *context,
1230 const gchar *element_name,
1234 AppConfigInfo* app_config = (AppConfigInfo*) user_data;
1236 if (strcmp (element_name, "configuration") == 0) {
1237 app_config->configuration_count--;
1238 } else if (strcmp (element_name, "startup") == 0) {
1239 app_config->startup_count--;
1243 static const GMarkupParser
1252 static AppConfigInfo *
1253 app_config_parse (const char *filename)
1255 AppConfigInfo *app_config;
1256 GMarkupParseContext *context;
1261 if (stat (filename, &buf) != 0)
1264 app_config = g_new0 (AppConfigInfo, 1);
1266 if (!g_file_get_contents (filename, &text, &len, NULL))
1269 context = g_markup_parse_context_new (&mono_parser, 0, app_config, NULL);
1270 if (g_markup_parse_context_parse (context, text, len, NULL)) {
1271 g_markup_parse_context_end_parse (context, NULL);
1273 g_markup_parse_context_free (context);
1279 app_config_free (AppConfigInfo* app_config)
1282 GSList *list = app_config->supported_runtimes;
1283 while (list != NULL) {
1284 rt = (char*)list->data;
1286 list = g_slist_next (list);
1288 g_slist_free (app_config->supported_runtimes);
1289 g_free (app_config->required_runtime);
1290 g_free (app_config);
1294 static const MonoRuntimeInfo*
1295 get_runtime_by_version (const char *version)
1298 int max = G_N_ELEMENTS (supported_runtimes);
1300 for (n=0; n<max; n++) {
1301 if (strcmp (version, supported_runtimes[n].runtime_version) == 0)
1302 return &supported_runtimes[n];
1308 get_runtimes_from_exe (const char *exe_file, const MonoRuntimeInfo** runtimes)
1310 AppConfigInfo* app_config;
1313 const MonoRuntimeInfo* runtime = NULL;
1314 MonoImage *image = NULL;
1316 config_name = g_strconcat (exe_file, ".config", NULL);
1317 app_config = app_config_parse (config_name);
1318 g_free (config_name);
1320 if (app_config != NULL) {
1321 /* Check supportedRuntime elements, if none is supported, fail.
1322 * If there are no such elements, look for a requiredRuntime element.
1324 if (app_config->supported_runtimes != NULL) {
1326 GSList *list = app_config->supported_runtimes;
1327 while (list != NULL) {
1328 version = (char*) list->data;
1329 runtime = get_runtime_by_version (version);
1330 if (runtime != NULL)
1331 runtimes [n++] = runtime;
1332 list = g_slist_next (list);
1334 runtimes [n] = NULL;
1335 app_config_free (app_config);
1339 /* Check the requiredRuntime element. This is for 1.0 apps only. */
1340 if (app_config->required_runtime != NULL) {
1341 runtimes [0] = get_runtime_by_version (app_config->required_runtime);
1342 runtimes [1] = NULL;
1343 app_config_free (app_config);
1346 app_config_free (app_config);
1349 /* Look for a runtime with the exact version */
1350 image = mono_image_open (exe_file, NULL);
1351 if (image == NULL) {
1352 /* The image is wrong or the file was not found. In this case return
1353 * a default runtime and leave to the initialization method the work of
1354 * reporting the error.
1356 runtimes [0] = get_runtime_by_version (DEFAULT_RUNTIME_VERSION);
1357 runtimes [1] = NULL;
1361 runtimes [0] = get_runtime_by_version (image->version);
1362 runtimes [1] = NULL;
1367 * mono_get_runtime_info:
1369 * Returns: the version of the current runtime instance.
1371 const MonoRuntimeInfo*
1372 mono_get_runtime_info (void)
1374 return current_runtime;
1378 mono_debugger_check_runtime_version (const char *filename)
1380 const MonoRuntimeInfo* runtimes [G_N_ELEMENTS (supported_runtimes) + 1];
1381 const MonoRuntimeInfo *rinfo;
1383 get_runtimes_from_exe (filename, runtimes);
1384 rinfo = runtimes [0];
1387 return g_strdup_printf ("Cannot get runtime version from assembly `%s'", filename);
1389 if (rinfo != current_runtime)
1390 return g_strdup_printf ("The Mono Debugger is currently using the `%s' runtime, but "
1391 "the assembly `%s' requires version `%s'", current_runtime->runtime_version,
1392 filename, rinfo->runtime_version);