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;
79 static const MonoRuntimeInfo *current_runtime = NULL;
81 /* This is the list of runtime versions supported by this JIT.
83 static const MonoRuntimeInfo supported_runtimes[] = {
84 {"v1.0.3705", "1.0", { {1,0,5000,0}, {7,0,5000,0} } },
85 {"v1.1.4322", "1.0", { {1,0,5000,0}, {7,0,5000,0} } },
86 {"v2.0.50215","2.0", { {2,0,3600,0}, {8,0,3600,0} } }
90 /* The stable runtime version */
91 #define DEFAULT_RUNTIME_VERSION "v1.1.4322"
94 get_runtimes_from_exe (const char *exe_file, const MonoRuntimeInfo** runtimes);
96 static const MonoRuntimeInfo*
97 get_runtime_by_version (const char *version);
100 mono_domain_get_tls_key (void)
102 return appdomain_thread_id;
106 mono_domain_get_tls_offset (void)
109 MONO_THREAD_VAR_OFFSET (tls_appdomain, offset);
110 /* __asm ("jmp 1f; .section writetext, \"awx\"; 1: movl $tls_appdomain@ntpoff, %0; jmp 2f; .previous; 2:"
115 static MonoJitInfoTable *
116 mono_jit_info_table_new (void)
118 return g_array_new (FALSE, FALSE, sizeof (gpointer));
122 mono_jit_info_table_free (MonoJitInfoTable *table)
124 g_array_free (table, TRUE);
128 mono_jit_info_table_index (MonoJitInfoTable *table, char *addr)
130 int left = 0, right = table->len;
132 while (left < right) {
133 int pos = (left + right) / 2;
134 MonoJitInfo *ji = g_array_index (table, gpointer, pos);
135 char *start = ji->code_start;
136 char *end = start + ji->code_size;
140 else if (addr >= end)
150 mono_jit_info_table_find (MonoDomain *domain, char *addr)
152 MonoJitInfoTable *table = domain->jit_info_table;
153 guint left = 0, right;
155 mono_domain_lock (domain);
158 while (left < right) {
159 guint pos = (left + right) / 2;
160 MonoJitInfo *ji = g_array_index (table, gpointer, pos);
162 if (addr < (char*)ji->code_start)
164 else if (addr >= (char*)ji->code_start + ji->code_size)
167 mono_domain_unlock (domain);
171 mono_domain_unlock (domain);
173 /* maybe it is shared code, so we also search in the root domain */
174 if (domain != mono_root_domain)
175 return mono_jit_info_table_find (mono_root_domain, addr);
181 mono_jit_info_table_add (MonoDomain *domain, MonoJitInfo *ji)
183 MonoJitInfoTable *table = domain->jit_info_table;
184 gpointer start = ji->code_start;
187 mono_domain_lock (domain);
188 pos = mono_jit_info_table_index (table, start);
190 g_array_insert_val (table, pos, ji);
191 mono_domain_unlock (domain);
195 mono_jit_info_table_remove (MonoDomain *domain, MonoJitInfo *ji)
197 MonoJitInfoTable *table = domain->jit_info_table;
198 gpointer start = ji->code_start;
201 mono_domain_lock (domain);
202 pos = mono_jit_info_table_index (table, start);
203 g_assert (g_array_index (table, gpointer, pos) == ji);
205 g_array_remove_index (table, pos);
206 mono_domain_unlock (domain);
210 mono_string_equal (MonoString *s1, MonoString *s2)
212 int l1 = mono_string_length (s1);
213 int l2 = mono_string_length (s2);
220 return memcmp (mono_string_chars (s1), mono_string_chars (s2), l1 * 2) == 0;
224 mono_string_hash (MonoString *s)
226 const guint16 *p = mono_string_chars (s);
227 int i, len = mono_string_length (s);
230 for (i = 0; i < len; i++) {
231 h = (h << 5) - h + *p;
239 mono_ptrarray_equal (gpointer *s1, gpointer *s2)
241 int len = GPOINTER_TO_INT (s1 [0]);
242 if (len != GPOINTER_TO_INT (s2 [0]))
245 return memcmp (s1 + 1, s2 + 1, len * sizeof(gpointer)) == 0;
249 mono_ptrarray_hash (gpointer *s)
252 int len = GPOINTER_TO_INT (s [0]);
255 for (i = 1; i < len; i++)
256 hash += GPOINTER_TO_UINT (s [i]);
262 * Allocate an id for domain and set domain->domain_id.
263 * LOCKING: must be called while holding appdomains_mutex.
264 * We try to assign low numbers to the domain, so it can be used
265 * as an index in data tables to lookup domain-specific info
266 * with minimal memory overhead. We also try not to reuse the
267 * same id too quickly (to help debugging).
270 domain_id_alloc (MonoDomain *domain)
273 if (!appdomains_list) {
274 appdomain_list_size = 2;
275 appdomains_list = mono_gc_alloc_fixed (appdomain_list_size * sizeof (void*), NULL);
277 for (i = appdomain_next; i < appdomain_list_size; ++i) {
278 if (!appdomains_list [i]) {
284 for (i = 0; i < appdomain_next; ++i) {
285 if (!appdomains_list [i]) {
292 MonoDomain **new_list;
293 int new_size = appdomain_list_size * 2;
294 if (new_size >= (1 << 16))
295 g_assert_not_reached ();
296 id = appdomain_list_size;
297 new_list = mono_gc_alloc_fixed (new_size * sizeof (void*), NULL);
298 memcpy (new_list, appdomains_list, appdomain_list_size * sizeof (void*));
299 mono_gc_free_fixed (appdomains_list);
300 appdomains_list = new_list;
301 appdomain_list_size = new_size;
303 domain->domain_id = id;
304 appdomains_list [id] = domain;
306 if (appdomain_next > appdomain_list_size)
312 mono_domain_create (void)
316 domain = mono_gc_alloc_fixed (sizeof (MonoDomain), NULL);
317 domain->domain = NULL;
318 domain->setup = NULL;
319 domain->friendly_name = NULL;
320 domain->search_path = NULL;
322 domain->mp = mono_mempool_new ();
323 domain->code_mp = mono_code_manager_new ();
324 domain->env = mono_g_hash_table_new ((GHashFunc)mono_string_hash, (GCompareFunc)mono_string_equal);
325 domain->domain_assemblies = NULL;
326 domain->class_vtable_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
327 domain->proxy_vtable_hash = mono_g_hash_table_new ((GHashFunc)mono_ptrarray_hash, (GCompareFunc)mono_ptrarray_equal);
328 domain->static_data_hash = mono_g_hash_table_new (mono_aligned_addr_hash, NULL);
329 domain->jit_code_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
330 domain->ldstr_table = mono_g_hash_table_new ((GHashFunc)mono_string_hash, (GCompareFunc)mono_string_equal);
331 domain->jit_info_table = mono_jit_info_table_new ();
332 domain->class_init_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
333 domain->jump_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
334 domain->finalizable_objects_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
335 domain->jit_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
337 InitializeCriticalSection (&domain->lock);
338 InitializeCriticalSection (&domain->assemblies_lock);
340 EnterCriticalSection (&appdomains_mutex);
341 domain_id_alloc (domain);
342 LeaveCriticalSection (&appdomains_mutex);
348 * mono_init_internal:
350 * Creates the initial application domain and initializes the mono_defaults
352 * This function is guaranteed to not run any IL code.
353 * If exe_filename is not NULL, the method will determine the required runtime
354 * from the exe configuration file or the version PE field.
355 * If runtime_version is not NULL, that runtime version will be used.
356 * Either exe_filename or runtime_version must be provided.
358 * Returns: the initial domain.
361 mono_init_internal (const char *filename, const char *exe_filename, const char *runtime_version)
363 static MonoDomain *domain = NULL;
364 MonoAssembly *ass = NULL;
365 MonoImageOpenStatus status = MONO_IMAGE_OK;
366 const MonoRuntimeInfo* runtimes [G_N_ELEMENTS (supported_runtimes) + 1];
370 g_assert_not_reached ();
374 appdomain_thread_id = TlsAlloc ();
376 InitializeCriticalSection (&appdomains_mutex);
378 mono_metadata_init ();
379 mono_raw_buffer_init ();
381 mono_assemblies_init ();
384 /* FIXME: When should we release this memory? */
385 MONO_GC_REGISTER_ROOT (appdomains_list);
387 domain = mono_domain_create ();
388 mono_root_domain = domain;
390 SET_APPDOMAIN (domain);
392 /* Get a list of runtimes supported by the exe */
393 if (exe_filename != NULL) {
394 get_runtimes_from_exe (exe_filename, runtimes);
395 } else if (runtime_version != NULL) {
396 runtimes [0] = get_runtime_by_version (runtime_version);
400 if (runtimes [0] == NULL) {
401 const MonoRuntimeInfo *default_runtime = get_runtime_by_version (DEFAULT_RUNTIME_VERSION);
402 runtimes [0] = default_runtime;
404 g_print ("WARNING: The runtime version supported by this application is unavailable.\n");
405 g_print ("Using default runtime: %s\n", default_runtime->runtime_version);
408 /* The selected runtime will be the first one for which there is a mscrolib.dll */
409 for (n = 0; runtimes [n] != NULL && ass == NULL; n++) {
410 current_runtime = runtimes [n];
411 ass = mono_assembly_load_corlib (current_runtime, &status);
412 if (status != MONO_IMAGE_OK && status != MONO_IMAGE_ERROR_ERRNO)
416 if ((status != MONO_IMAGE_OK) || (ass == NULL)) {
418 case MONO_IMAGE_ERROR_ERRNO: {
419 char *corlib_file = g_build_filename (mono_assembly_getrootdir (), "mono", current_runtime->framework_version, "mscorlib.dll", NULL);
420 g_print ("The assembly mscorlib.dll was not found or could not be loaded.\n");
421 g_print ("It should have been installed in the `%s' directory.\n", corlib_file);
422 g_free (corlib_file);
425 case MONO_IMAGE_IMAGE_INVALID:
426 g_print ("The file %s/mscorlib.dll is an invalid CIL image\n",
427 mono_assembly_getrootdir ());
429 case MONO_IMAGE_MISSING_ASSEMBLYREF:
430 g_print ("Missing assembly reference in %s/mscorlib.dll\n",
431 mono_assembly_getrootdir ());
434 /* to suppress compiler warning */
440 mono_defaults.corlib = mono_assembly_get_image (ass);
442 mono_defaults.object_class = mono_class_from_name (
443 mono_defaults.corlib, "System", "Object");
444 g_assert (mono_defaults.object_class != 0);
446 mono_defaults.void_class = mono_class_from_name (
447 mono_defaults.corlib, "System", "Void");
448 g_assert (mono_defaults.void_class != 0);
450 mono_defaults.boolean_class = mono_class_from_name (
451 mono_defaults.corlib, "System", "Boolean");
452 g_assert (mono_defaults.boolean_class != 0);
454 mono_defaults.byte_class = mono_class_from_name (
455 mono_defaults.corlib, "System", "Byte");
456 g_assert (mono_defaults.byte_class != 0);
458 mono_defaults.sbyte_class = mono_class_from_name (
459 mono_defaults.corlib, "System", "SByte");
460 g_assert (mono_defaults.sbyte_class != 0);
462 mono_defaults.int16_class = mono_class_from_name (
463 mono_defaults.corlib, "System", "Int16");
464 g_assert (mono_defaults.int16_class != 0);
466 mono_defaults.uint16_class = mono_class_from_name (
467 mono_defaults.corlib, "System", "UInt16");
468 g_assert (mono_defaults.uint16_class != 0);
470 mono_defaults.int32_class = mono_class_from_name (
471 mono_defaults.corlib, "System", "Int32");
472 g_assert (mono_defaults.int32_class != 0);
474 mono_defaults.uint32_class = mono_class_from_name (
475 mono_defaults.corlib, "System", "UInt32");
476 g_assert (mono_defaults.uint32_class != 0);
478 mono_defaults.uint_class = mono_class_from_name (
479 mono_defaults.corlib, "System", "UIntPtr");
480 g_assert (mono_defaults.uint_class != 0);
482 mono_defaults.int_class = mono_class_from_name (
483 mono_defaults.corlib, "System", "IntPtr");
484 g_assert (mono_defaults.int_class != 0);
486 mono_defaults.int64_class = mono_class_from_name (
487 mono_defaults.corlib, "System", "Int64");
488 g_assert (mono_defaults.int64_class != 0);
490 mono_defaults.uint64_class = mono_class_from_name (
491 mono_defaults.corlib, "System", "UInt64");
492 g_assert (mono_defaults.uint64_class != 0);
494 mono_defaults.single_class = mono_class_from_name (
495 mono_defaults.corlib, "System", "Single");
496 g_assert (mono_defaults.single_class != 0);
498 mono_defaults.double_class = mono_class_from_name (
499 mono_defaults.corlib, "System", "Double");
500 g_assert (mono_defaults.double_class != 0);
502 mono_defaults.char_class = mono_class_from_name (
503 mono_defaults.corlib, "System", "Char");
504 g_assert (mono_defaults.char_class != 0);
506 mono_defaults.string_class = mono_class_from_name (
507 mono_defaults.corlib, "System", "String");
508 g_assert (mono_defaults.string_class != 0);
510 mono_defaults.enum_class = mono_class_from_name (
511 mono_defaults.corlib, "System", "Enum");
512 g_assert (mono_defaults.enum_class != 0);
514 mono_defaults.array_class = mono_class_from_name (
515 mono_defaults.corlib, "System", "Array");
516 g_assert (mono_defaults.array_class != 0);
518 mono_defaults.delegate_class = mono_class_from_name (
519 mono_defaults.corlib, "System", "Delegate");
520 g_assert (mono_defaults.delegate_class != 0 );
522 mono_defaults.multicastdelegate_class = mono_class_from_name (
523 mono_defaults.corlib, "System", "MulticastDelegate");
524 g_assert (mono_defaults.multicastdelegate_class != 0 );
526 mono_defaults.asyncresult_class = mono_class_from_name (
527 mono_defaults.corlib, "System.Runtime.Remoting.Messaging",
529 g_assert (mono_defaults.asyncresult_class != 0 );
531 mono_defaults.waithandle_class = mono_class_from_name (
532 mono_defaults.corlib, "System.Threading", "WaitHandle");
533 g_assert (mono_defaults.waithandle_class != 0 );
535 mono_defaults.typehandle_class = mono_class_from_name (
536 mono_defaults.corlib, "System", "RuntimeTypeHandle");
537 g_assert (mono_defaults.typehandle_class != 0);
539 mono_defaults.methodhandle_class = mono_class_from_name (
540 mono_defaults.corlib, "System", "RuntimeMethodHandle");
541 g_assert (mono_defaults.methodhandle_class != 0);
543 mono_defaults.fieldhandle_class = mono_class_from_name (
544 mono_defaults.corlib, "System", "RuntimeFieldHandle");
545 g_assert (mono_defaults.fieldhandle_class != 0);
547 mono_defaults.monotype_class = mono_class_from_name (
548 mono_defaults.corlib, "System", "MonoType");
549 g_assert (mono_defaults.monotype_class != 0);
551 mono_defaults.exception_class = mono_class_from_name (
552 mono_defaults.corlib, "System", "Exception");
553 g_assert (mono_defaults.exception_class != 0);
555 mono_defaults.threadabortexception_class = mono_class_from_name (
556 mono_defaults.corlib, "System.Threading", "ThreadAbortException");
557 g_assert (mono_defaults.threadabortexception_class != 0);
559 mono_defaults.thread_class = mono_class_from_name (
560 mono_defaults.corlib, "System.Threading", "Thread");
561 g_assert (mono_defaults.thread_class != 0);
563 mono_defaults.appdomain_class = mono_class_from_name (
564 mono_defaults.corlib, "System", "AppDomain");
565 g_assert (mono_defaults.appdomain_class != 0);
567 mono_defaults.transparent_proxy_class = mono_class_from_name (
568 mono_defaults.corlib, "System.Runtime.Remoting.Proxies", "TransparentProxy");
569 g_assert (mono_defaults.transparent_proxy_class != 0);
571 mono_defaults.real_proxy_class = mono_class_from_name (
572 mono_defaults.corlib, "System.Runtime.Remoting.Proxies", "RealProxy");
573 g_assert (mono_defaults.real_proxy_class != 0);
575 mono_defaults.mono_method_message_class = mono_class_from_name (
576 mono_defaults.corlib, "System.Runtime.Remoting.Messaging", "MonoMethodMessage");
577 g_assert (mono_defaults.mono_method_message_class != 0);
579 mono_defaults.field_info_class = mono_class_from_name (
580 mono_defaults.corlib, "System.Reflection", "FieldInfo");
581 g_assert (mono_defaults.field_info_class != 0);
583 mono_defaults.method_info_class = mono_class_from_name (
584 mono_defaults.corlib, "System.Reflection", "MethodInfo");
585 g_assert (mono_defaults.method_info_class != 0);
587 mono_defaults.stringbuilder_class = mono_class_from_name (
588 mono_defaults.corlib, "System.Text", "StringBuilder");
589 g_assert (mono_defaults.stringbuilder_class != 0);
591 mono_defaults.math_class = mono_class_from_name (
592 mono_defaults.corlib, "System", "Math");
593 g_assert (mono_defaults.math_class != 0);
595 mono_defaults.stack_frame_class = mono_class_from_name (
596 mono_defaults.corlib, "System.Diagnostics", "StackFrame");
597 g_assert (mono_defaults.stack_frame_class != 0);
599 mono_defaults.stack_trace_class = mono_class_from_name (
600 mono_defaults.corlib, "System.Diagnostics", "StackTrace");
601 g_assert (mono_defaults.stack_trace_class != 0);
603 mono_defaults.marshal_class = mono_class_from_name (
604 mono_defaults.corlib, "System.Runtime.InteropServices", "Marshal");
605 g_assert (mono_defaults.marshal_class != 0);
607 mono_defaults.iserializeable_class = mono_class_from_name (
608 mono_defaults.corlib, "System.Runtime.Serialization", "ISerializable");
609 g_assert (mono_defaults.iserializeable_class != 0);
611 mono_defaults.serializationinfo_class = mono_class_from_name (
612 mono_defaults.corlib, "System.Runtime.Serialization", "SerializationInfo");
613 g_assert (mono_defaults.serializationinfo_class != 0);
615 mono_defaults.streamingcontext_class = mono_class_from_name (
616 mono_defaults.corlib, "System.Runtime.Serialization", "StreamingContext");
617 g_assert (mono_defaults.streamingcontext_class != 0);
619 mono_defaults.typed_reference_class = mono_class_from_name (
620 mono_defaults.corlib, "System", "TypedReference");
621 g_assert (mono_defaults.typed_reference_class != 0);
623 mono_defaults.argumenthandle_class = mono_class_from_name (
624 mono_defaults.corlib, "System", "RuntimeArgumentHandle");
625 g_assert (mono_defaults.argumenthandle_class != 0);
627 mono_defaults.marshalbyrefobject_class = mono_class_from_name (
628 mono_defaults.corlib, "System", "MarshalByRefObject");
629 g_assert (mono_defaults.marshalbyrefobject_class != 0);
631 mono_defaults.monitor_class = mono_class_from_name (
632 mono_defaults.corlib, "System.Threading", "Monitor");
633 g_assert (mono_defaults.monitor_class != 0);
635 mono_defaults.iremotingtypeinfo_class = mono_class_from_name (
636 mono_defaults.corlib, "System.Runtime.Remoting", "IRemotingTypeInfo");
637 g_assert (mono_defaults.iremotingtypeinfo_class != 0);
639 mono_defaults.runtimesecurityframe_class = mono_class_from_name (
640 mono_defaults.corlib, "System.Security", "RuntimeSecurityFrame");
642 mono_defaults.executioncontext_class = mono_class_from_name (
643 mono_defaults.corlib, "System.Threading", "ExecutionContext");
645 domain->friendly_name = g_path_get_basename (filename);
653 * Creates the initial application domain and initializes the mono_defaults
655 * This function is guaranteed to not run any IL code.
656 * The runtime is initialized using the default runtime version.
658 * Returns: the initial domain.
661 mono_init (const char *domain_name)
663 return mono_init_internal (domain_name, NULL, DEFAULT_RUNTIME_VERSION);
667 * mono_init_from_assembly:
669 * Creates the initial application domain and initializes the mono_defaults
671 * This function is guaranteed to not run any IL code.
672 * The runtime is initialized using the runtime version required by the
673 * provided executable. The version is determined by looking at the exe
674 * configuration file and the version PE field)
676 * Returns: the initial domain.
679 mono_init_from_assembly (const char *domain_name, const char *filename)
681 return mono_init_internal (domain_name, filename, NULL);
687 * Creates the initial application domain and initializes the mono_defaults
689 * This function is guaranteed to not run any IL code.
690 * The runtime is initialized using the provided rutime version.
692 * Returns: the initial domain.
695 mono_init_version (const char *domain_name, const char *version)
697 return mono_init_internal (domain_name, NULL, version);
701 mono_get_root_domain (void)
703 return mono_root_domain;
709 * Returns: the current domain.
714 return GET_APPDOMAIN ();
718 * mono_domain_set_internal:
719 * @domain: the new domain
721 * Sets the current domain to @domain.
724 mono_domain_set_internal (MonoDomain *domain)
726 SET_APPDOMAIN (domain);
727 SET_APPCONTEXT (domain->default_context);
731 mono_domain_foreach (MonoDomainFunc func, gpointer user_data)
737 * Create a copy of the data to avoid calling the user callback
738 * inside the lock because that could lead to deadlocks.
739 * We can do this because this function is not perf. critical.
741 EnterCriticalSection (&appdomains_mutex);
742 size = appdomain_list_size;
743 copy = mono_gc_alloc_fixed (appdomain_list_size * sizeof (void*), NULL);
744 memcpy (copy, appdomains_list, appdomain_list_size * sizeof (void*));
745 LeaveCriticalSection (&appdomains_mutex);
747 for (i = 0; i < size; ++i) {
749 func (copy [i], user_data);
752 mono_gc_free_fixed (copy);
756 * mono_domain_assembly_open:
757 * @domain: the application domain
758 * @name: file name of the assembly
760 * fixme: maybe we should integrate this with mono_assembly_open ??
763 mono_domain_assembly_open (MonoDomain *domain, const char *name)
768 mono_domain_assemblies_lock (domain);
769 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
771 if (strcmp (name, ass->aname.name) == 0) {
772 mono_domain_assemblies_unlock (domain);
776 mono_domain_assemblies_unlock (domain);
778 if (!(ass = mono_assembly_open (name, NULL)))
785 dynamic_method_info_free (gpointer key, gpointer value, gpointer user_data)
787 MonoJitDynamicMethodInfo *di = value;
788 mono_code_manager_destroy (di->code_mp);
793 delete_jump_list (gpointer key, gpointer value, gpointer user_data)
795 g_slist_free (value);
799 mono_domain_free (MonoDomain *domain, gboolean force)
802 if ((domain == mono_root_domain) && !force) {
803 g_warning ("cant unload root domain");
807 EnterCriticalSection (&appdomains_mutex);
808 appdomains_list [domain->domain_id] = NULL;
809 LeaveCriticalSection (&appdomains_mutex);
811 /* FIXME: free delegate_hash_table when it's used */
812 if (domain->search_path) {
813 g_strfreev (domain->search_path);
814 domain->search_path = NULL;
816 domain->create_proxy_for_type_method = NULL;
817 domain->private_invoke_method = NULL;
818 domain->default_context = NULL;
819 domain->out_of_memory_ex = NULL;
820 domain->null_reference_ex = NULL;
821 domain->stack_overflow_ex = NULL;
822 domain->entry_assembly = NULL;
823 g_free (domain->friendly_name);
824 domain->friendly_name = NULL;
825 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
826 MonoAssembly *ass = tmp->data;
827 /*g_print ("Unloading domain %p, assembly %s, refcount: %d\n", domain, ass->aname.name, ass->ref_count);*/
828 mono_assembly_close (ass);
830 g_slist_free (domain->domain_assemblies);
831 domain->domain_assemblies = NULL;
833 mono_g_hash_table_destroy (domain->env);
835 g_hash_table_destroy (domain->class_vtable_hash);
836 domain->class_vtable_hash = NULL;
837 mono_g_hash_table_destroy (domain->proxy_vtable_hash);
838 domain->proxy_vtable_hash = NULL;
839 mono_g_hash_table_destroy (domain->static_data_hash);
840 domain->static_data_hash = NULL;
841 g_hash_table_destroy (domain->jit_code_hash);
842 domain->jit_code_hash = NULL;
843 if (domain->dynamic_code_hash) {
844 g_hash_table_foreach (domain->dynamic_code_hash, dynamic_method_info_free, NULL);
845 g_hash_table_destroy (domain->dynamic_code_hash);
846 domain->dynamic_code_hash = NULL;
848 mono_g_hash_table_destroy (domain->ldstr_table);
849 domain->ldstr_table = NULL;
850 mono_jit_info_table_free (domain->jit_info_table);
851 domain->jit_info_table = NULL;
852 #ifdef DEBUG_DOMAIN_UNLOAD
853 mono_mempool_invalidate (domain->mp);
854 mono_code_manager_invalidate (domain->code_mp);
856 mono_mempool_destroy (domain->mp);
858 mono_code_manager_destroy (domain->code_mp);
859 domain->code_mp = NULL;
861 if (domain->jump_target_hash) {
862 g_hash_table_foreach (domain->jump_target_hash, delete_jump_list, NULL);
863 g_hash_table_destroy (domain->jump_target_hash);
864 domain->jump_target_hash = NULL;
866 if (domain->type_hash) {
867 mono_g_hash_table_destroy (domain->type_hash);
868 domain->type_hash = NULL;
870 if (domain->refobject_hash) {
871 mono_g_hash_table_destroy (domain->refobject_hash);
872 domain->refobject_hash = NULL;
874 g_hash_table_destroy (domain->class_init_trampoline_hash);
875 domain->class_init_trampoline_hash = NULL;
876 g_hash_table_destroy (domain->jump_trampoline_hash);
877 domain->jump_trampoline_hash = NULL;
878 g_hash_table_destroy (domain->finalizable_objects_hash);
879 domain->finalizable_objects_hash = NULL;
880 g_hash_table_destroy (domain->jit_trampoline_hash);
881 domain->jit_trampoline_hash = NULL;
882 if (domain->special_static_fields) {
883 g_hash_table_destroy (domain->special_static_fields);
884 domain->special_static_fields = NULL;
886 DeleteCriticalSection (&domain->assemblies_lock);
887 DeleteCriticalSection (&domain->lock);
888 domain->setup = NULL;
890 /* FIXME: anything else required ? */
892 mono_gc_free_fixed (domain);
894 if ((domain == mono_root_domain))
895 mono_root_domain = NULL;
899 * mono_domain_get_id:
901 * Returns: the a domain for a specific domain id.
904 mono_domain_get_by_id (gint32 domainid)
908 EnterCriticalSection (&appdomains_mutex);
909 if (domainid < appdomain_list_size)
910 domain = appdomains_list [domainid];
913 LeaveCriticalSection (&appdomains_mutex);
919 mono_domain_get_id (MonoDomain *domain)
921 return domain->domain_id;
925 mono_context_set (MonoAppContext * new_context)
927 SET_APPCONTEXT (new_context);
931 mono_context_get (void)
933 return GET_APPCONTEXT ();
937 mono_get_corlib (void)
939 return mono_defaults.corlib;
943 mono_get_object_class (void)
945 return mono_defaults.object_class;
949 mono_get_byte_class (void)
951 return mono_defaults.byte_class;
955 mono_get_void_class (void)
957 return mono_defaults.void_class;
961 mono_get_boolean_class (void)
963 return mono_defaults.boolean_class;
967 mono_get_sbyte_class (void)
969 return mono_defaults.sbyte_class;
973 mono_get_int16_class (void)
975 return mono_defaults.int16_class;
979 mono_get_uint16_class (void)
981 return mono_defaults.uint16_class;
985 mono_get_int32_class (void)
987 return mono_defaults.int32_class;
991 mono_get_uint32_class (void)
993 return mono_defaults.uint32_class;
997 mono_get_intptr_class (void)
999 return mono_defaults.int_class;
1003 mono_get_uintptr_class (void)
1005 return mono_defaults.uint_class;
1009 mono_get_int64_class (void)
1011 return mono_defaults.int64_class;
1015 mono_get_uint64_class (void)
1017 return mono_defaults.uint64_class;
1021 mono_get_single_class (void)
1023 return mono_defaults.single_class;
1027 mono_get_double_class (void)
1029 return mono_defaults.double_class;
1033 mono_get_char_class (void)
1035 return mono_defaults.char_class;
1039 mono_get_string_class (void)
1041 return mono_defaults.string_class;
1045 mono_get_enum_class (void)
1047 return mono_defaults.enum_class;
1051 mono_get_array_class (void)
1053 return mono_defaults.array_class;
1057 mono_get_thread_class (void)
1059 return mono_defaults.thread_class;
1063 mono_get_exception_class (void)
1065 return mono_defaults.exception_class;
1069 static char* get_attribute_value (const gchar **attribute_names,
1070 const gchar **attribute_values,
1071 const char *att_name)
1074 for (n=0; attribute_names[n] != NULL; n++) {
1075 if (strcmp (attribute_names[n], att_name) == 0)
1076 return g_strdup (attribute_values[n]);
1081 static void start_element (GMarkupParseContext *context,
1082 const gchar *element_name,
1083 const gchar **attribute_names,
1084 const gchar **attribute_values,
1088 AppConfigInfo* app_config = (AppConfigInfo*) user_data;
1090 if (strcmp (element_name, "configuration") == 0) {
1091 app_config->configuration_count++;
1094 if (strcmp (element_name, "startup") == 0) {
1095 app_config->startup_count++;
1099 if (app_config->configuration_count != 1 || app_config->startup_count != 1)
1102 if (strcmp (element_name, "requiredRuntime") == 0) {
1103 app_config->required_runtime = get_attribute_value (attribute_names, attribute_values, "version");
1104 } else if (strcmp (element_name, "supportedRuntime") == 0) {
1105 char *version = get_attribute_value (attribute_names, attribute_values, "version");
1106 app_config->supported_runtimes = g_slist_append (app_config->supported_runtimes, version);
1110 static void end_element (GMarkupParseContext *context,
1111 const gchar *element_name,
1115 AppConfigInfo* app_config = (AppConfigInfo*) user_data;
1117 if (strcmp (element_name, "configuration") == 0) {
1118 app_config->configuration_count--;
1119 } else if (strcmp (element_name, "startup") == 0) {
1120 app_config->startup_count--;
1124 static const GMarkupParser
1133 static AppConfigInfo *
1134 app_config_parse (const char *filename)
1136 AppConfigInfo *app_config;
1137 GMarkupParseContext *context;
1142 if (stat (filename, &buf) != 0)
1145 app_config = g_new0 (AppConfigInfo, 1);
1147 if (!g_file_get_contents (filename, &text, &len, NULL))
1150 context = g_markup_parse_context_new (&mono_parser, 0, app_config, NULL);
1151 if (g_markup_parse_context_parse (context, text, len, NULL)) {
1152 g_markup_parse_context_end_parse (context, NULL);
1154 g_markup_parse_context_free (context);
1160 app_config_free (AppConfigInfo* app_config)
1163 GSList *list = app_config->supported_runtimes;
1164 while (list != NULL) {
1165 rt = (char*)list->data;
1167 list = g_slist_next (list);
1169 g_slist_free (app_config->supported_runtimes);
1170 g_free (app_config->required_runtime);
1171 g_free (app_config);
1175 static const MonoRuntimeInfo*
1176 get_runtime_by_version (const char *version)
1179 int max = G_N_ELEMENTS (supported_runtimes);
1181 for (n=0; n<max; n++) {
1182 if (strcmp (version, supported_runtimes[n].runtime_version) == 0)
1183 return &supported_runtimes[n];
1189 get_runtimes_from_exe (const char *exe_file, const MonoRuntimeInfo** runtimes)
1191 AppConfigInfo* app_config;
1194 const MonoRuntimeInfo* runtime = NULL;
1195 MonoImage *image = NULL;
1197 config_name = g_strconcat (exe_file, ".config", NULL);
1198 app_config = app_config_parse (config_name);
1199 g_free (config_name);
1201 if (app_config != NULL) {
1202 /* Check supportedRuntime elements, if none is supported, fail.
1203 * If there are no such elements, look for a requiredRuntime element.
1205 if (app_config->supported_runtimes != NULL) {
1207 GSList *list = app_config->supported_runtimes;
1208 while (list != NULL) {
1209 version = (char*) list->data;
1210 runtime = get_runtime_by_version (version);
1211 if (runtime != NULL)
1212 runtimes [n++] = runtime;
1213 list = g_slist_next (list);
1215 runtimes [n] = NULL;
1216 app_config_free (app_config);
1220 /* Check the requiredRuntime element. This is for 1.0 apps only. */
1221 if (app_config->required_runtime != NULL) {
1222 runtimes [0] = get_runtime_by_version (app_config->required_runtime);
1223 runtimes [1] = NULL;
1224 app_config_free (app_config);
1227 app_config_free (app_config);
1230 /* Look for a runtime with the exact version */
1231 image = mono_image_open (exe_file, NULL);
1232 if (image == NULL) {
1233 /* The image is wrong or the file was not found. In this case return
1234 * a default runtime and leave to the initialization method the work of
1235 * reporting the error.
1237 runtimes [0] = get_runtime_by_version (DEFAULT_RUNTIME_VERSION);
1238 runtimes [1] = NULL;
1242 runtimes [0] = get_runtime_by_version (image->version);
1243 runtimes [1] = NULL;
1248 * mono_get_runtime_info:
1250 * Returns: the version of the current runtime instance.
1252 const MonoRuntimeInfo*
1253 mono_get_runtime_info (void)
1255 return current_runtime;
1259 mono_debugger_check_runtime_version (const char *filename)
1261 const MonoRuntimeInfo* runtimes [G_N_ELEMENTS (supported_runtimes) + 1];
1262 const MonoRuntimeInfo *rinfo;
1264 get_runtimes_from_exe (filename, runtimes);
1265 rinfo = runtimes [0];
1268 return g_strdup_printf ("Cannot get runtime version from assembly `%s'", filename);
1270 if (rinfo != current_runtime)
1271 return g_strdup_printf ("The Mono Debugger is currently using the `%s' runtime, but "
1272 "the assembly `%s' requires version `%s'", current_runtime->runtime_version,
1273 filename, rinfo->runtime_version);