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 #define mono_appdomains_lock() EnterCriticalSection (&appdomains_mutex)
66 #define mono_appdomains_unlock() LeaveCriticalSection (&appdomains_mutex)
67 static CRITICAL_SECTION appdomains_mutex;
69 static MonoDomain *mono_root_domain = NULL;
71 /* AppConfigInfo: Information about runtime versions supported by an
75 GSList *supported_runtimes;
76 char *required_runtime;
77 int configuration_count;
82 * AotModuleInfo: Contains information about AOT modules.
89 static const MonoRuntimeInfo *current_runtime = NULL;
91 static MonoJitInfoFindInAot jit_info_find_in_aot_func = NULL;
94 * Contains information about AOT loaded code.
96 static MonoJitInfoTable *aot_modules = NULL;
98 /* This is the list of runtime versions supported by this JIT.
100 static const MonoRuntimeInfo supported_runtimes[] = {
101 {"v1.0.3705", "1.0", { {1,0,5000,0}, {7,0,5000,0} } },
102 {"v1.1.4322", "1.0", { {1,0,5000,0}, {7,0,5000,0} } },
103 {"v2.0.50215","2.0", { {2,0,0,0}, {8,0,0,0} } },
104 {"v2.0.50727","2.0", { {2,0,0,0}, {8,0,0,0} } }
108 /* The stable runtime version */
109 #define DEFAULT_RUNTIME_VERSION "v1.1.4322"
112 get_runtimes_from_exe (const char *exe_file, const MonoRuntimeInfo** runtimes);
114 static const MonoRuntimeInfo*
115 get_runtime_by_version (const char *version);
118 mono_jit_info_find_aot_module (guint8* addr);
121 mono_domain_get_tls_key (void)
123 return appdomain_thread_id;
127 mono_domain_get_tls_offset (void)
130 MONO_THREAD_VAR_OFFSET (tls_appdomain, offset);
131 /* __asm ("jmp 1f; .section writetext, \"awx\"; 1: movl $tls_appdomain@ntpoff, %0; jmp 2f; .previous; 2:"
136 static MonoJitInfoTable *
137 mono_jit_info_table_new (void)
139 return g_array_new (FALSE, FALSE, sizeof (gpointer));
143 mono_jit_info_table_free (MonoJitInfoTable *table)
145 g_array_free (table, TRUE);
149 mono_jit_info_table_index (MonoJitInfoTable *table, char *addr)
151 int left = 0, right = table->len;
153 while (left < right) {
154 int pos = (left + right) / 2;
155 MonoJitInfo *ji = g_array_index (table, gpointer, pos);
156 char *start = ji->code_start;
157 char *end = start + ji->code_size;
161 else if (addr >= end)
171 mono_jit_info_table_find (MonoDomain *domain, char *addr)
173 MonoJitInfoTable *table = domain->jit_info_table;
175 guint left = 0, right;
177 mono_domain_lock (domain);
180 while (left < right) {
181 guint pos = (left + right) / 2;
182 ji = g_array_index (table, gpointer, pos);
184 if (addr < (char*)ji->code_start)
186 else if (addr >= (char*)ji->code_start + ji->code_size)
189 mono_domain_unlock (domain);
193 mono_domain_unlock (domain);
195 /* maybe it is shared code, so we also search in the root domain */
197 if (domain != mono_root_domain)
198 ji = mono_jit_info_table_find (mono_root_domain, addr);
201 /* Maybe its an AOT module */
202 MonoImage *image = mono_jit_info_find_aot_module (addr);
204 ji = jit_info_find_in_aot_func (domain, image, addr);
211 mono_jit_info_table_add (MonoDomain *domain, MonoJitInfo *ji)
213 MonoJitInfoTable *table = domain->jit_info_table;
214 gpointer start = ji->code_start;
217 mono_domain_lock (domain);
218 pos = mono_jit_info_table_index (table, start);
220 g_array_insert_val (table, pos, ji);
221 mono_domain_unlock (domain);
225 mono_jit_info_table_remove (MonoDomain *domain, MonoJitInfo *ji)
227 MonoJitInfoTable *table = domain->jit_info_table;
228 gpointer start = ji->code_start;
231 mono_domain_lock (domain);
232 pos = mono_jit_info_table_index (table, start);
233 if (g_array_index (table, gpointer, pos) != ji) {
234 MonoJitInfo *ji2 = g_array_index (table, gpointer, pos);
235 g_assert (ji == ji2);
237 g_assert (g_array_index (table, gpointer, pos) == ji);
239 g_array_remove_index (table, pos);
240 mono_domain_unlock (domain);
244 aot_info_table_index (MonoJitInfoTable *table, char *addr)
246 int left = 0, right = table->len;
248 while (left < right) {
249 int pos = (left + right) / 2;
250 AotModuleInfo *ainfo = g_array_index (table, gpointer, pos);
251 char *start = ainfo->start;
252 char *end = ainfo->end;
256 else if (addr >= end)
266 mono_jit_info_add_aot_module (MonoImage *image, gpointer start, gpointer end)
268 AotModuleInfo *ainfo = g_new0 (AotModuleInfo, 1);
271 ainfo->image = image;
272 ainfo->start = start;
275 mono_appdomains_lock ();
278 aot_modules = mono_jit_info_table_new ();
280 pos = aot_info_table_index (aot_modules, start);
282 g_array_insert_val (aot_modules, pos, ainfo);
284 mono_appdomains_unlock ();
288 mono_jit_info_find_aot_module (guint8* addr)
290 guint left = 0, right;
295 mono_appdomains_lock ();
297 right = aot_modules->len;
298 while (left < right) {
299 guint pos = (left + right) / 2;
300 AotModuleInfo *ai = g_array_index (aot_modules, gpointer, pos);
302 if (addr < (guint8*)ai->start)
304 else if (addr >= (guint8*)ai->end)
307 mono_appdomains_unlock ();
312 mono_appdomains_unlock ();
318 mono_install_jit_info_find_in_aot (MonoJitInfoFindInAot func)
320 jit_info_find_in_aot_func = func;
324 mono_string_equal (MonoString *s1, MonoString *s2)
326 int l1 = mono_string_length (s1);
327 int l2 = mono_string_length (s2);
334 return memcmp (mono_string_chars (s1), mono_string_chars (s2), l1 * 2) == 0;
338 mono_string_hash (MonoString *s)
340 const guint16 *p = mono_string_chars (s);
341 int i, len = mono_string_length (s);
344 for (i = 0; i < len; i++) {
345 h = (h << 5) - h + *p;
353 mono_ptrarray_equal (gpointer *s1, gpointer *s2)
355 int len = GPOINTER_TO_INT (s1 [0]);
356 if (len != GPOINTER_TO_INT (s2 [0]))
359 return memcmp (s1 + 1, s2 + 1, len * sizeof(gpointer)) == 0;
363 mono_ptrarray_hash (gpointer *s)
366 int len = GPOINTER_TO_INT (s [0]);
369 for (i = 1; i < len; i++)
370 hash += GPOINTER_TO_UINT (s [i]);
376 * Allocate an id for domain and set domain->domain_id.
377 * LOCKING: must be called while holding appdomains_mutex.
378 * We try to assign low numbers to the domain, so it can be used
379 * as an index in data tables to lookup domain-specific info
380 * with minimal memory overhead. We also try not to reuse the
381 * same id too quickly (to help debugging).
384 domain_id_alloc (MonoDomain *domain)
387 if (!appdomains_list) {
388 appdomain_list_size = 2;
389 appdomains_list = mono_gc_alloc_fixed (appdomain_list_size * sizeof (void*), NULL);
391 for (i = appdomain_next; i < appdomain_list_size; ++i) {
392 if (!appdomains_list [i]) {
398 for (i = 0; i < appdomain_next; ++i) {
399 if (!appdomains_list [i]) {
406 MonoDomain **new_list;
407 int new_size = appdomain_list_size * 2;
408 if (new_size >= (1 << 16))
409 g_assert_not_reached ();
410 id = appdomain_list_size;
411 new_list = mono_gc_alloc_fixed (new_size * sizeof (void*), NULL);
412 memcpy (new_list, appdomains_list, appdomain_list_size * sizeof (void*));
413 mono_gc_free_fixed (appdomains_list);
414 appdomains_list = new_list;
415 appdomain_list_size = new_size;
417 domain->domain_id = id;
418 appdomains_list [id] = domain;
420 if (appdomain_next > appdomain_list_size)
426 mono_domain_create (void)
430 domain = mono_gc_alloc_fixed (sizeof (MonoDomain), NULL);
431 domain->domain = NULL;
432 domain->setup = NULL;
433 domain->friendly_name = NULL;
434 domain->search_path = NULL;
436 domain->mp = mono_mempool_new ();
437 domain->code_mp = mono_code_manager_new ();
438 domain->env = mono_g_hash_table_new ((GHashFunc)mono_string_hash, (GCompareFunc)mono_string_equal);
439 domain->domain_assemblies = NULL;
440 domain->class_vtable_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
441 domain->proxy_vtable_hash = mono_g_hash_table_new ((GHashFunc)mono_ptrarray_hash, (GCompareFunc)mono_ptrarray_equal);
442 domain->static_data_hash = mono_g_hash_table_new (mono_aligned_addr_hash, NULL);
443 domain->jit_code_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
444 domain->ldstr_table = mono_g_hash_table_new ((GHashFunc)mono_string_hash, (GCompareFunc)mono_string_equal);
445 domain->jit_info_table = mono_jit_info_table_new ();
446 domain->class_init_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
447 domain->jump_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
448 domain->finalizable_objects_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
449 domain->jit_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
450 domain->delegate_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
452 InitializeCriticalSection (&domain->lock);
453 InitializeCriticalSection (&domain->assemblies_lock);
455 mono_appdomains_lock ();
456 domain_id_alloc (domain);
457 mono_appdomains_unlock ();
463 * mono_init_internal:
465 * Creates the initial application domain and initializes the mono_defaults
467 * This function is guaranteed to not run any IL code.
468 * If exe_filename is not NULL, the method will determine the required runtime
469 * from the exe configuration file or the version PE field.
470 * If runtime_version is not NULL, that runtime version will be used.
471 * Either exe_filename or runtime_version must be provided.
473 * Returns: the initial domain.
476 mono_init_internal (const char *filename, const char *exe_filename, const char *runtime_version)
478 static MonoDomain *domain = NULL;
479 MonoAssembly *ass = NULL;
480 MonoImageOpenStatus status = MONO_IMAGE_OK;
481 const MonoRuntimeInfo* runtimes [G_N_ELEMENTS (supported_runtimes) + 1];
485 g_assert_not_reached ();
489 appdomain_thread_id = TlsAlloc ();
491 InitializeCriticalSection (&appdomains_mutex);
493 mono_metadata_init ();
494 mono_raw_buffer_init ();
496 mono_assemblies_init ();
499 /* FIXME: When should we release this memory? */
500 MONO_GC_REGISTER_ROOT (appdomains_list);
502 domain = mono_domain_create ();
503 mono_root_domain = domain;
505 SET_APPDOMAIN (domain);
507 /* Get a list of runtimes supported by the exe */
508 if (exe_filename != NULL) {
509 get_runtimes_from_exe (exe_filename, runtimes);
510 } else if (runtime_version != NULL) {
511 runtimes [0] = get_runtime_by_version (runtime_version);
515 if (runtimes [0] == NULL) {
516 const MonoRuntimeInfo *default_runtime = get_runtime_by_version (DEFAULT_RUNTIME_VERSION);
517 runtimes [0] = default_runtime;
519 g_print ("WARNING: The runtime version supported by this application is unavailable.\n");
520 g_print ("Using default runtime: %s\n", default_runtime->runtime_version);
523 /* The selected runtime will be the first one for which there is a mscrolib.dll */
524 for (n = 0; runtimes [n] != NULL && ass == NULL; n++) {
525 current_runtime = runtimes [n];
526 ass = mono_assembly_load_corlib (current_runtime, &status);
527 if (status != MONO_IMAGE_OK && status != MONO_IMAGE_ERROR_ERRNO)
531 if ((status != MONO_IMAGE_OK) || (ass == NULL)) {
533 case MONO_IMAGE_ERROR_ERRNO: {
534 char *corlib_file = g_build_filename (mono_assembly_getrootdir (), "mono", current_runtime->framework_version, "mscorlib.dll", NULL);
535 g_print ("The assembly mscorlib.dll was not found or could not be loaded.\n");
536 g_print ("It should have been installed in the `%s' directory.\n", corlib_file);
537 g_free (corlib_file);
540 case MONO_IMAGE_IMAGE_INVALID:
541 g_print ("The file %s/mscorlib.dll is an invalid CIL image\n",
542 mono_assembly_getrootdir ());
544 case MONO_IMAGE_MISSING_ASSEMBLYREF:
545 g_print ("Missing assembly reference in %s/mscorlib.dll\n",
546 mono_assembly_getrootdir ());
549 /* to suppress compiler warning */
555 mono_defaults.corlib = mono_assembly_get_image (ass);
557 mono_defaults.object_class = mono_class_from_name (
558 mono_defaults.corlib, "System", "Object");
559 g_assert (mono_defaults.object_class != 0);
561 mono_defaults.void_class = mono_class_from_name (
562 mono_defaults.corlib, "System", "Void");
563 g_assert (mono_defaults.void_class != 0);
565 mono_defaults.boolean_class = mono_class_from_name (
566 mono_defaults.corlib, "System", "Boolean");
567 g_assert (mono_defaults.boolean_class != 0);
569 mono_defaults.byte_class = mono_class_from_name (
570 mono_defaults.corlib, "System", "Byte");
571 g_assert (mono_defaults.byte_class != 0);
573 mono_defaults.sbyte_class = mono_class_from_name (
574 mono_defaults.corlib, "System", "SByte");
575 g_assert (mono_defaults.sbyte_class != 0);
577 mono_defaults.int16_class = mono_class_from_name (
578 mono_defaults.corlib, "System", "Int16");
579 g_assert (mono_defaults.int16_class != 0);
581 mono_defaults.uint16_class = mono_class_from_name (
582 mono_defaults.corlib, "System", "UInt16");
583 g_assert (mono_defaults.uint16_class != 0);
585 mono_defaults.int32_class = mono_class_from_name (
586 mono_defaults.corlib, "System", "Int32");
587 g_assert (mono_defaults.int32_class != 0);
589 mono_defaults.uint32_class = mono_class_from_name (
590 mono_defaults.corlib, "System", "UInt32");
591 g_assert (mono_defaults.uint32_class != 0);
593 mono_defaults.uint_class = mono_class_from_name (
594 mono_defaults.corlib, "System", "UIntPtr");
595 g_assert (mono_defaults.uint_class != 0);
597 mono_defaults.int_class = mono_class_from_name (
598 mono_defaults.corlib, "System", "IntPtr");
599 g_assert (mono_defaults.int_class != 0);
601 mono_defaults.int64_class = mono_class_from_name (
602 mono_defaults.corlib, "System", "Int64");
603 g_assert (mono_defaults.int64_class != 0);
605 mono_defaults.uint64_class = mono_class_from_name (
606 mono_defaults.corlib, "System", "UInt64");
607 g_assert (mono_defaults.uint64_class != 0);
609 mono_defaults.single_class = mono_class_from_name (
610 mono_defaults.corlib, "System", "Single");
611 g_assert (mono_defaults.single_class != 0);
613 mono_defaults.double_class = mono_class_from_name (
614 mono_defaults.corlib, "System", "Double");
615 g_assert (mono_defaults.double_class != 0);
617 mono_defaults.char_class = mono_class_from_name (
618 mono_defaults.corlib, "System", "Char");
619 g_assert (mono_defaults.char_class != 0);
621 mono_defaults.string_class = mono_class_from_name (
622 mono_defaults.corlib, "System", "String");
623 g_assert (mono_defaults.string_class != 0);
625 mono_defaults.enum_class = mono_class_from_name (
626 mono_defaults.corlib, "System", "Enum");
627 g_assert (mono_defaults.enum_class != 0);
629 mono_defaults.array_class = mono_class_from_name (
630 mono_defaults.corlib, "System", "Array");
631 g_assert (mono_defaults.array_class != 0);
633 mono_defaults.delegate_class = mono_class_from_name (
634 mono_defaults.corlib, "System", "Delegate");
635 g_assert (mono_defaults.delegate_class != 0 );
637 mono_defaults.multicastdelegate_class = mono_class_from_name (
638 mono_defaults.corlib, "System", "MulticastDelegate");
639 g_assert (mono_defaults.multicastdelegate_class != 0 );
641 mono_defaults.asyncresult_class = mono_class_from_name (
642 mono_defaults.corlib, "System.Runtime.Remoting.Messaging",
644 g_assert (mono_defaults.asyncresult_class != 0 );
646 mono_defaults.waithandle_class = mono_class_from_name (
647 mono_defaults.corlib, "System.Threading", "WaitHandle");
648 g_assert (mono_defaults.waithandle_class != 0 );
650 mono_defaults.typehandle_class = mono_class_from_name (
651 mono_defaults.corlib, "System", "RuntimeTypeHandle");
652 g_assert (mono_defaults.typehandle_class != 0);
654 mono_defaults.methodhandle_class = mono_class_from_name (
655 mono_defaults.corlib, "System", "RuntimeMethodHandle");
656 g_assert (mono_defaults.methodhandle_class != 0);
658 mono_defaults.fieldhandle_class = mono_class_from_name (
659 mono_defaults.corlib, "System", "RuntimeFieldHandle");
660 g_assert (mono_defaults.fieldhandle_class != 0);
662 mono_defaults.monotype_class = mono_class_from_name (
663 mono_defaults.corlib, "System", "MonoType");
664 g_assert (mono_defaults.monotype_class != 0);
666 mono_defaults.exception_class = mono_class_from_name (
667 mono_defaults.corlib, "System", "Exception");
668 g_assert (mono_defaults.exception_class != 0);
670 mono_defaults.threadabortexception_class = mono_class_from_name (
671 mono_defaults.corlib, "System.Threading", "ThreadAbortException");
672 g_assert (mono_defaults.threadabortexception_class != 0);
674 mono_defaults.thread_class = mono_class_from_name (
675 mono_defaults.corlib, "System.Threading", "Thread");
676 g_assert (mono_defaults.thread_class != 0);
678 mono_defaults.appdomain_class = mono_class_from_name (
679 mono_defaults.corlib, "System", "AppDomain");
680 g_assert (mono_defaults.appdomain_class != 0);
682 mono_defaults.transparent_proxy_class = mono_class_from_name (
683 mono_defaults.corlib, "System.Runtime.Remoting.Proxies", "TransparentProxy");
684 g_assert (mono_defaults.transparent_proxy_class != 0);
686 mono_defaults.real_proxy_class = mono_class_from_name (
687 mono_defaults.corlib, "System.Runtime.Remoting.Proxies", "RealProxy");
688 g_assert (mono_defaults.real_proxy_class != 0);
690 mono_defaults.mono_method_message_class = mono_class_from_name (
691 mono_defaults.corlib, "System.Runtime.Remoting.Messaging", "MonoMethodMessage");
692 g_assert (mono_defaults.mono_method_message_class != 0);
694 mono_defaults.field_info_class = mono_class_from_name (
695 mono_defaults.corlib, "System.Reflection", "FieldInfo");
696 g_assert (mono_defaults.field_info_class != 0);
698 mono_defaults.method_info_class = mono_class_from_name (
699 mono_defaults.corlib, "System.Reflection", "MethodInfo");
700 g_assert (mono_defaults.method_info_class != 0);
702 mono_defaults.stringbuilder_class = mono_class_from_name (
703 mono_defaults.corlib, "System.Text", "StringBuilder");
704 g_assert (mono_defaults.stringbuilder_class != 0);
706 mono_defaults.math_class = mono_class_from_name (
707 mono_defaults.corlib, "System", "Math");
708 g_assert (mono_defaults.math_class != 0);
710 mono_defaults.stack_frame_class = mono_class_from_name (
711 mono_defaults.corlib, "System.Diagnostics", "StackFrame");
712 g_assert (mono_defaults.stack_frame_class != 0);
714 mono_defaults.stack_trace_class = mono_class_from_name (
715 mono_defaults.corlib, "System.Diagnostics", "StackTrace");
716 g_assert (mono_defaults.stack_trace_class != 0);
718 mono_defaults.marshal_class = mono_class_from_name (
719 mono_defaults.corlib, "System.Runtime.InteropServices", "Marshal");
720 g_assert (mono_defaults.marshal_class != 0);
722 mono_defaults.iserializeable_class = mono_class_from_name (
723 mono_defaults.corlib, "System.Runtime.Serialization", "ISerializable");
724 g_assert (mono_defaults.iserializeable_class != 0);
726 mono_defaults.serializationinfo_class = mono_class_from_name (
727 mono_defaults.corlib, "System.Runtime.Serialization", "SerializationInfo");
728 g_assert (mono_defaults.serializationinfo_class != 0);
730 mono_defaults.streamingcontext_class = mono_class_from_name (
731 mono_defaults.corlib, "System.Runtime.Serialization", "StreamingContext");
732 g_assert (mono_defaults.streamingcontext_class != 0);
734 mono_defaults.typed_reference_class = mono_class_from_name (
735 mono_defaults.corlib, "System", "TypedReference");
736 g_assert (mono_defaults.typed_reference_class != 0);
738 mono_defaults.argumenthandle_class = mono_class_from_name (
739 mono_defaults.corlib, "System", "RuntimeArgumentHandle");
740 g_assert (mono_defaults.argumenthandle_class != 0);
742 mono_defaults.marshalbyrefobject_class = mono_class_from_name (
743 mono_defaults.corlib, "System", "MarshalByRefObject");
744 g_assert (mono_defaults.marshalbyrefobject_class != 0);
746 mono_defaults.monitor_class = mono_class_from_name (
747 mono_defaults.corlib, "System.Threading", "Monitor");
748 g_assert (mono_defaults.monitor_class != 0);
750 mono_defaults.iremotingtypeinfo_class = mono_class_from_name (
751 mono_defaults.corlib, "System.Runtime.Remoting", "IRemotingTypeInfo");
752 g_assert (mono_defaults.iremotingtypeinfo_class != 0);
754 mono_defaults.runtimesecurityframe_class = mono_class_from_name (
755 mono_defaults.corlib, "System.Security", "RuntimeSecurityFrame");
757 mono_defaults.executioncontext_class = mono_class_from_name (
758 mono_defaults.corlib, "System.Threading", "ExecutionContext");
761 * Note that mono_defaults.generic_*_class is only non-NULL if we're
762 * using the 2.0 corlib.
764 mono_class_init (mono_defaults.array_class);
765 mono_defaults.generic_array_class = mono_class_from_name (
766 mono_defaults.corlib, "System", "Array/InternalArray`1");
767 mono_defaults.generic_nullable_class = mono_class_from_name (
768 mono_defaults.corlib, "System", "Nullable`1");
770 domain->friendly_name = g_path_get_basename (filename);
778 * Creates the initial application domain and initializes the mono_defaults
780 * This function is guaranteed to not run any IL code.
781 * The runtime is initialized using the default runtime version.
783 * Returns: the initial domain.
786 mono_init (const char *domain_name)
788 return mono_init_internal (domain_name, NULL, DEFAULT_RUNTIME_VERSION);
792 * mono_init_from_assembly:
794 * Creates the initial application domain and initializes the mono_defaults
796 * This function is guaranteed to not run any IL code.
797 * The runtime is initialized using the runtime version required by the
798 * provided executable. The version is determined by looking at the exe
799 * configuration file and the version PE field)
801 * Returns: the initial domain.
804 mono_init_from_assembly (const char *domain_name, const char *filename)
806 return mono_init_internal (domain_name, filename, NULL);
812 * Creates the initial application domain and initializes the mono_defaults
814 * This function is guaranteed to not run any IL code.
815 * The runtime is initialized using the provided rutime version.
817 * Returns: the initial domain.
820 mono_init_version (const char *domain_name, const char *version)
822 return mono_init_internal (domain_name, NULL, version);
826 mono_get_root_domain (void)
828 return mono_root_domain;
834 * Returns: the current domain.
839 return GET_APPDOMAIN ();
843 * mono_domain_set_internal:
844 * @domain: the new domain
846 * Sets the current domain to @domain.
849 mono_domain_set_internal (MonoDomain *domain)
851 SET_APPDOMAIN (domain);
852 SET_APPCONTEXT (domain->default_context);
856 mono_domain_foreach (MonoDomainFunc func, gpointer user_data)
862 * Create a copy of the data to avoid calling the user callback
863 * inside the lock because that could lead to deadlocks.
864 * We can do this because this function is not perf. critical.
866 mono_appdomains_lock ();
867 size = appdomain_list_size;
868 copy = mono_gc_alloc_fixed (appdomain_list_size * sizeof (void*), NULL);
869 memcpy (copy, appdomains_list, appdomain_list_size * sizeof (void*));
870 mono_appdomains_unlock ();
872 for (i = 0; i < size; ++i) {
874 func (copy [i], user_data);
877 mono_gc_free_fixed (copy);
881 * mono_domain_assembly_open:
882 * @domain: the application domain
883 * @name: file name of the assembly
885 * fixme: maybe we should integrate this with mono_assembly_open ??
888 mono_domain_assembly_open (MonoDomain *domain, const char *name)
893 mono_domain_assemblies_lock (domain);
894 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
896 if (strcmp (name, ass->aname.name) == 0) {
897 mono_domain_assemblies_unlock (domain);
901 mono_domain_assemblies_unlock (domain);
903 if (!(ass = mono_assembly_open (name, NULL)))
910 dynamic_method_info_free (gpointer key, gpointer value, gpointer user_data)
912 MonoJitDynamicMethodInfo *di = value;
913 mono_code_manager_destroy (di->code_mp);
918 delete_jump_list (gpointer key, gpointer value, gpointer user_data)
920 g_slist_free (value);
924 mono_domain_free (MonoDomain *domain, gboolean force)
927 if ((domain == mono_root_domain) && !force) {
928 g_warning ("cant unload root domain");
932 mono_appdomains_lock ();
933 appdomains_list [domain->domain_id] = NULL;
934 mono_appdomains_unlock ();
936 /* FIXME: free delegate_hash_table when it's used */
937 if (domain->search_path) {
938 g_strfreev (domain->search_path);
939 domain->search_path = NULL;
941 domain->create_proxy_for_type_method = NULL;
942 domain->private_invoke_method = NULL;
943 domain->default_context = NULL;
944 domain->out_of_memory_ex = NULL;
945 domain->null_reference_ex = NULL;
946 domain->stack_overflow_ex = NULL;
947 domain->entry_assembly = NULL;
948 g_free (domain->friendly_name);
949 domain->friendly_name = NULL;
950 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
951 MonoAssembly *ass = tmp->data;
952 /*g_print ("Unloading domain %p, assembly %s, refcount: %d\n", domain, ass->aname.name, ass->ref_count);*/
953 mono_assembly_close (ass);
955 g_slist_free (domain->domain_assemblies);
956 domain->domain_assemblies = NULL;
958 mono_g_hash_table_destroy (domain->env);
960 g_hash_table_destroy (domain->class_vtable_hash);
961 domain->class_vtable_hash = NULL;
962 mono_g_hash_table_destroy (domain->proxy_vtable_hash);
963 domain->proxy_vtable_hash = NULL;
964 mono_g_hash_table_destroy (domain->static_data_hash);
965 domain->static_data_hash = NULL;
966 g_hash_table_destroy (domain->jit_code_hash);
967 domain->jit_code_hash = NULL;
968 if (domain->dynamic_code_hash) {
969 g_hash_table_foreach (domain->dynamic_code_hash, dynamic_method_info_free, NULL);
970 g_hash_table_destroy (domain->dynamic_code_hash);
971 domain->dynamic_code_hash = NULL;
973 mono_g_hash_table_destroy (domain->ldstr_table);
974 domain->ldstr_table = NULL;
975 mono_jit_info_table_free (domain->jit_info_table);
976 domain->jit_info_table = NULL;
977 #ifdef DEBUG_DOMAIN_UNLOAD
978 mono_mempool_invalidate (domain->mp);
979 mono_code_manager_invalidate (domain->code_mp);
981 mono_mempool_destroy (domain->mp);
983 mono_code_manager_destroy (domain->code_mp);
984 domain->code_mp = NULL;
986 if (domain->jump_target_hash) {
987 g_hash_table_foreach (domain->jump_target_hash, delete_jump_list, NULL);
988 g_hash_table_destroy (domain->jump_target_hash);
989 domain->jump_target_hash = NULL;
991 if (domain->type_hash) {
992 mono_g_hash_table_destroy (domain->type_hash);
993 domain->type_hash = NULL;
995 if (domain->refobject_hash) {
996 mono_g_hash_table_destroy (domain->refobject_hash);
997 domain->refobject_hash = NULL;
999 g_hash_table_destroy (domain->class_init_trampoline_hash);
1000 domain->class_init_trampoline_hash = NULL;
1001 g_hash_table_destroy (domain->jump_trampoline_hash);
1002 domain->jump_trampoline_hash = NULL;
1003 g_hash_table_destroy (domain->finalizable_objects_hash);
1004 domain->finalizable_objects_hash = NULL;
1005 g_hash_table_destroy (domain->jit_trampoline_hash);
1006 domain->jit_trampoline_hash = NULL;
1007 g_hash_table_destroy (domain->delegate_trampoline_hash);
1008 domain->delegate_trampoline_hash = NULL;
1009 if (domain->special_static_fields) {
1010 g_hash_table_destroy (domain->special_static_fields);
1011 domain->special_static_fields = NULL;
1013 DeleteCriticalSection (&domain->assemblies_lock);
1014 DeleteCriticalSection (&domain->lock);
1015 domain->setup = NULL;
1017 /* FIXME: anything else required ? */
1019 mono_gc_free_fixed (domain);
1021 if ((domain == mono_root_domain))
1022 mono_root_domain = NULL;
1026 * mono_domain_get_id:
1028 * Returns: the a domain for a specific domain id.
1031 mono_domain_get_by_id (gint32 domainid)
1033 MonoDomain * domain;
1035 mono_appdomains_lock ();
1036 if (domainid < appdomain_list_size)
1037 domain = appdomains_list [domainid];
1040 mono_appdomains_unlock ();
1046 mono_domain_get_id (MonoDomain *domain)
1048 return domain->domain_id;
1052 mono_context_set (MonoAppContext * new_context)
1054 SET_APPCONTEXT (new_context);
1058 mono_context_get (void)
1060 return GET_APPCONTEXT ();
1064 mono_get_corlib (void)
1066 return mono_defaults.corlib;
1070 mono_get_object_class (void)
1072 return mono_defaults.object_class;
1076 mono_get_byte_class (void)
1078 return mono_defaults.byte_class;
1082 mono_get_void_class (void)
1084 return mono_defaults.void_class;
1088 mono_get_boolean_class (void)
1090 return mono_defaults.boolean_class;
1094 mono_get_sbyte_class (void)
1096 return mono_defaults.sbyte_class;
1100 mono_get_int16_class (void)
1102 return mono_defaults.int16_class;
1106 mono_get_uint16_class (void)
1108 return mono_defaults.uint16_class;
1112 mono_get_int32_class (void)
1114 return mono_defaults.int32_class;
1118 mono_get_uint32_class (void)
1120 return mono_defaults.uint32_class;
1124 mono_get_intptr_class (void)
1126 return mono_defaults.int_class;
1130 mono_get_uintptr_class (void)
1132 return mono_defaults.uint_class;
1136 mono_get_int64_class (void)
1138 return mono_defaults.int64_class;
1142 mono_get_uint64_class (void)
1144 return mono_defaults.uint64_class;
1148 mono_get_single_class (void)
1150 return mono_defaults.single_class;
1154 mono_get_double_class (void)
1156 return mono_defaults.double_class;
1160 mono_get_char_class (void)
1162 return mono_defaults.char_class;
1166 mono_get_string_class (void)
1168 return mono_defaults.string_class;
1172 mono_get_enum_class (void)
1174 return mono_defaults.enum_class;
1178 mono_get_array_class (void)
1180 return mono_defaults.array_class;
1184 mono_get_thread_class (void)
1186 return mono_defaults.thread_class;
1190 mono_get_exception_class (void)
1192 return mono_defaults.exception_class;
1196 static char* get_attribute_value (const gchar **attribute_names,
1197 const gchar **attribute_values,
1198 const char *att_name)
1201 for (n=0; attribute_names[n] != NULL; n++) {
1202 if (strcmp (attribute_names[n], att_name) == 0)
1203 return g_strdup (attribute_values[n]);
1208 static void start_element (GMarkupParseContext *context,
1209 const gchar *element_name,
1210 const gchar **attribute_names,
1211 const gchar **attribute_values,
1215 AppConfigInfo* app_config = (AppConfigInfo*) user_data;
1217 if (strcmp (element_name, "configuration") == 0) {
1218 app_config->configuration_count++;
1221 if (strcmp (element_name, "startup") == 0) {
1222 app_config->startup_count++;
1226 if (app_config->configuration_count != 1 || app_config->startup_count != 1)
1229 if (strcmp (element_name, "requiredRuntime") == 0) {
1230 app_config->required_runtime = get_attribute_value (attribute_names, attribute_values, "version");
1231 } else if (strcmp (element_name, "supportedRuntime") == 0) {
1232 char *version = get_attribute_value (attribute_names, attribute_values, "version");
1233 app_config->supported_runtimes = g_slist_append (app_config->supported_runtimes, version);
1237 static void end_element (GMarkupParseContext *context,
1238 const gchar *element_name,
1242 AppConfigInfo* app_config = (AppConfigInfo*) user_data;
1244 if (strcmp (element_name, "configuration") == 0) {
1245 app_config->configuration_count--;
1246 } else if (strcmp (element_name, "startup") == 0) {
1247 app_config->startup_count--;
1251 static const GMarkupParser
1260 static AppConfigInfo *
1261 app_config_parse (const char *filename)
1263 AppConfigInfo *app_config;
1264 GMarkupParseContext *context;
1269 if (stat (filename, &buf) != 0)
1272 app_config = g_new0 (AppConfigInfo, 1);
1274 if (!g_file_get_contents (filename, &text, &len, NULL))
1277 context = g_markup_parse_context_new (&mono_parser, 0, app_config, NULL);
1278 if (g_markup_parse_context_parse (context, text, len, NULL)) {
1279 g_markup_parse_context_end_parse (context, NULL);
1281 g_markup_parse_context_free (context);
1287 app_config_free (AppConfigInfo* app_config)
1290 GSList *list = app_config->supported_runtimes;
1291 while (list != NULL) {
1292 rt = (char*)list->data;
1294 list = g_slist_next (list);
1296 g_slist_free (app_config->supported_runtimes);
1297 g_free (app_config->required_runtime);
1298 g_free (app_config);
1302 static const MonoRuntimeInfo*
1303 get_runtime_by_version (const char *version)
1306 int max = G_N_ELEMENTS (supported_runtimes);
1308 for (n=0; n<max; n++) {
1309 if (strcmp (version, supported_runtimes[n].runtime_version) == 0)
1310 return &supported_runtimes[n];
1316 get_runtimes_from_exe (const char *exe_file, const MonoRuntimeInfo** runtimes)
1318 AppConfigInfo* app_config;
1321 const MonoRuntimeInfo* runtime = NULL;
1322 MonoImage *image = NULL;
1324 config_name = g_strconcat (exe_file, ".config", NULL);
1325 app_config = app_config_parse (config_name);
1326 g_free (config_name);
1328 if (app_config != NULL) {
1329 /* Check supportedRuntime elements, if none is supported, fail.
1330 * If there are no such elements, look for a requiredRuntime element.
1332 if (app_config->supported_runtimes != NULL) {
1334 GSList *list = app_config->supported_runtimes;
1335 while (list != NULL) {
1336 version = (char*) list->data;
1337 runtime = get_runtime_by_version (version);
1338 if (runtime != NULL)
1339 runtimes [n++] = runtime;
1340 list = g_slist_next (list);
1342 runtimes [n] = NULL;
1343 app_config_free (app_config);
1347 /* Check the requiredRuntime element. This is for 1.0 apps only. */
1348 if (app_config->required_runtime != NULL) {
1349 runtimes [0] = get_runtime_by_version (app_config->required_runtime);
1350 runtimes [1] = NULL;
1351 app_config_free (app_config);
1354 app_config_free (app_config);
1357 /* Look for a runtime with the exact version */
1358 image = mono_image_open (exe_file, NULL);
1359 if (image == NULL) {
1360 /* The image is wrong or the file was not found. In this case return
1361 * a default runtime and leave to the initialization method the work of
1362 * reporting the error.
1364 runtimes [0] = get_runtime_by_version (DEFAULT_RUNTIME_VERSION);
1365 runtimes [1] = NULL;
1369 runtimes [0] = get_runtime_by_version (image->version);
1370 runtimes [1] = NULL;
1375 * mono_get_runtime_info:
1377 * Returns: the version of the current runtime instance.
1379 const MonoRuntimeInfo*
1380 mono_get_runtime_info (void)
1382 return current_runtime;
1386 mono_debugger_check_runtime_version (const char *filename)
1388 const MonoRuntimeInfo* runtimes [G_N_ELEMENTS (supported_runtimes) + 1];
1389 const MonoRuntimeInfo *rinfo;
1391 get_runtimes_from_exe (filename, runtimes);
1392 rinfo = runtimes [0];
1395 return g_strdup_printf ("Cannot get runtime version from assembly `%s'", filename);
1397 if (rinfo != current_runtime)
1398 return g_strdup_printf ("The Mono Debugger is currently using the `%s' runtime, but "
1399 "the assembly `%s' requires version `%s'", current_runtime->runtime_version,
1400 filename, rinfo->runtime_version);