2 * domain.c: MonoDomain functions
5 * Dietmar Maurer (dietmar@ximian.com)
8 * Copyright 2001-2003 Ximian, Inc (http://www.ximian.com)
9 * Copyright 2004-2009 Novell, Inc (http://www.novell.com)
10 * Copyright 2011-2012 Xamarin, Inc (http://www.xamarin.com)
11 * Licensed under the MIT license. See LICENSE file in the project root for full license information.
19 #include <mono/metadata/gc-internals.h>
21 #include <mono/utils/atomic.h>
22 #include <mono/utils/mono-compiler.h>
23 #include <mono/utils/mono-logger-internals.h>
24 #include <mono/utils/mono-membar.h>
25 #include <mono/utils/mono-counters.h>
26 #include <mono/utils/hazard-pointer.h>
27 #include <mono/utils/mono-tls.h>
28 #include <mono/utils/mono-mmap.h>
29 #include <mono/utils/mono-threads.h>
30 #include <mono/metadata/object.h>
31 #include <mono/metadata/object-internals.h>
32 #include <mono/metadata/domain-internals.h>
33 #include <mono/metadata/class-internals.h>
34 #include <mono/metadata/assembly.h>
35 #include <mono/metadata/exception.h>
36 #include <mono/metadata/metadata-internals.h>
37 #include <mono/metadata/gc-internals.h>
38 #include <mono/metadata/appdomain.h>
39 #include <mono/metadata/mono-debug-debugger.h>
40 #include <mono/metadata/mono-config.h>
41 #include <mono/metadata/threads-types.h>
42 #include <mono/metadata/runtime.h>
43 #include <mono/metadata/w32mutex.h>
44 #include <mono/metadata/w32semaphore.h>
45 #include <mono/metadata/w32event.h>
46 #include <mono/metadata/w32process.h>
47 #include <metadata/threads.h>
48 #include <metadata/profiler-private.h>
49 #include <mono/metadata/coree.h>
50 #include <mono/io-layer/io-layer.h>
52 //#define DEBUG_DOMAIN_UNLOAD 1
54 #define GET_APPDOMAIN() ((MonoDomain*)mono_tls_get_domain ())
55 #define SET_APPDOMAIN(x) do { \
56 MonoThreadInfo *info; \
57 mono_tls_set_domain (x); \
58 info = mono_thread_info_current (); \
60 mono_thread_info_tls_set (info, TLS_KEY_DOMAIN, (x)); \
63 #define GET_APPCONTEXT() (mono_thread_internal_current ()->current_appcontext)
64 #define SET_APPCONTEXT(x) MONO_OBJECT_SETREF (mono_thread_internal_current (), current_appcontext, (x))
66 static guint16 appdomain_list_size = 0;
67 static guint16 appdomain_next = 0;
68 static MonoDomain **appdomains_list = NULL;
69 static MonoImage *exe_image;
70 static gboolean debug_domain_unload;
72 gboolean mono_dont_free_domains;
74 #define mono_appdomains_lock() mono_coop_mutex_lock (&appdomains_mutex)
75 #define mono_appdomains_unlock() mono_coop_mutex_unlock (&appdomains_mutex)
76 static MonoCoopMutex appdomains_mutex;
78 static MonoDomain *mono_root_domain = NULL;
81 static int max_domain_code_size = 0;
82 static int max_domain_code_alloc = 0;
83 static int total_domain_code_alloc = 0;
85 /* AppConfigInfo: Information about runtime versions supported by an
89 GSList *supported_runtimes;
90 char *required_runtime;
91 int configuration_count;
95 static const MonoRuntimeInfo *current_runtime = NULL;
97 /* This is the list of runtime versions supported by this JIT.
99 static const MonoRuntimeInfo supported_runtimes[] = {
100 {"v4.0.30319","4.5", { {4,0,0,0}, {10,0,0,0}, {4,0,0,0}, {4,0,0,0} } },
101 {"mobile", "2.1", { {2,0,5,0}, {10,0,0,0}, {2,0,5,0}, {2,0,5,0} } },
102 {"moonlight", "2.1", { {2,0,5,0}, { 9,0,0,0}, {3,5,0,0}, {3,0,0,0} } },
106 /* The stable runtime version */
107 #define DEFAULT_RUNTIME_VERSION "v4.0.30319"
109 /* Callbacks installed by the JIT */
110 static MonoCreateDomainFunc create_domain_hook;
111 static MonoFreeDomainFunc free_domain_hook;
113 /* AOT cache configuration */
114 static MonoAotCacheConfig aot_cache_config;
117 get_runtimes_from_exe (const char *exe_file, MonoImage **exe_image, const MonoRuntimeInfo** runtimes);
119 static const MonoRuntimeInfo*
120 get_runtime_by_version (const char *version);
122 #define ALIGN_TO(val,align) ((((guint64)val) + ((align) - 1)) & ~((align) - 1))
123 #define ALIGN_PTR_TO(ptr,align) (gpointer)((((gssize)(ptr)) + (align - 1)) & (~(align - 1)))
125 static LockFreeMempool*
126 lock_free_mempool_new (void)
128 return g_new0 (LockFreeMempool, 1);
132 lock_free_mempool_free (LockFreeMempool *mp)
134 LockFreeMempoolChunk *chunk, *next;
138 next = (LockFreeMempoolChunk *)chunk->prev;
139 mono_vfree (chunk, mono_pagesize (), MONO_MEM_ACCOUNT_DOMAIN);
148 static LockFreeMempoolChunk*
149 lock_free_mempool_chunk_new (LockFreeMempool *mp, int len)
151 LockFreeMempoolChunk *chunk, *prev;
154 size = mono_pagesize ();
155 while (size - sizeof (LockFreeMempoolChunk) < len)
156 size += mono_pagesize ();
157 chunk = (LockFreeMempoolChunk *)mono_valloc (0, size, MONO_MMAP_READ|MONO_MMAP_WRITE, MONO_MEM_ACCOUNT_DOMAIN);
159 chunk->mem = (guint8 *)ALIGN_PTR_TO ((char*)chunk + sizeof (LockFreeMempoolChunk), 16);
160 chunk->size = ((char*)chunk + size) - (char*)chunk->mem;
163 /* Add to list of chunks lock-free */
166 if (InterlockedCompareExchangePointer ((volatile gpointer*)&mp->chunks, chunk, prev) == prev)
178 lock_free_mempool_alloc0 (LockFreeMempool *mp, guint size)
180 LockFreeMempoolChunk *chunk;
184 // FIXME: Free the allocator
186 size = ALIGN_TO (size, 8);
189 chunk = lock_free_mempool_chunk_new (mp, size);
190 mono_memory_barrier ();
195 /* The code below is lock-free, 'chunk' is shared state */
196 oldpos = InterlockedExchangeAdd (&chunk->pos, size);
197 if (oldpos + size > chunk->size) {
198 chunk = lock_free_mempool_chunk_new (mp, size);
199 g_assert (chunk->pos + size <= chunk->size);
202 mono_memory_barrier ();
205 res = (char*)chunk->mem + oldpos;
212 mono_install_create_domain_hook (MonoCreateDomainFunc func)
214 create_domain_hook = func;
218 mono_install_free_domain_hook (MonoFreeDomainFunc func)
220 free_domain_hook = func;
225 * @s1: First string to compare
226 * @s2: Second string to compare
228 * Compares two `MonoString*` instances ordinally for equality.
230 * Returns FALSE if the strings differ.
233 mono_string_equal (MonoString *s1, MonoString *s2)
235 int l1 = mono_string_length (s1);
236 int l2 = mono_string_length (s2);
243 return memcmp (mono_string_chars (s1), mono_string_chars (s2), l1 * 2) == 0;
248 * @s: the string to hash
250 * Compute the hash for a `MonoString*`
251 * Returns the hash for the string.
254 mono_string_hash (MonoString *s)
256 const guint16 *p = mono_string_chars (s);
257 int i, len = mono_string_length (s);
260 for (i = 0; i < len; i++) {
261 h = (h << 5) - h + *p;
269 mono_ptrarray_equal (gpointer *s1, gpointer *s2)
271 int len = GPOINTER_TO_INT (s1 [0]);
272 if (len != GPOINTER_TO_INT (s2 [0]))
275 return memcmp (s1 + 1, s2 + 1, len * sizeof(gpointer)) == 0;
279 mono_ptrarray_hash (gpointer *s)
282 int len = GPOINTER_TO_INT (s [0]);
285 for (i = 1; i < len; i++)
286 hash += GPOINTER_TO_UINT (s [i]);
292 * Allocate an id for domain and set domain->domain_id.
293 * LOCKING: must be called while holding appdomains_mutex.
294 * We try to assign low numbers to the domain, so it can be used
295 * as an index in data tables to lookup domain-specific info
296 * with minimal memory overhead. We also try not to reuse the
297 * same id too quickly (to help debugging).
300 domain_id_alloc (MonoDomain *domain)
303 if (!appdomains_list) {
304 appdomain_list_size = 2;
305 appdomains_list = (MonoDomain **)mono_gc_alloc_fixed (appdomain_list_size * sizeof (void*), MONO_GC_DESCRIPTOR_NULL, MONO_ROOT_SOURCE_DOMAIN, "domains list");
307 for (i = appdomain_next; i < appdomain_list_size; ++i) {
308 if (!appdomains_list [i]) {
314 for (i = 0; i < appdomain_next; ++i) {
315 if (!appdomains_list [i]) {
322 MonoDomain **new_list;
323 int new_size = appdomain_list_size * 2;
324 if (new_size >= (1 << 16))
325 g_assert_not_reached ();
326 id = appdomain_list_size;
327 new_list = (MonoDomain **)mono_gc_alloc_fixed (new_size * sizeof (void*), MONO_GC_DESCRIPTOR_NULL, MONO_ROOT_SOURCE_DOMAIN, "domains list");
328 memcpy (new_list, appdomains_list, appdomain_list_size * sizeof (void*));
329 mono_gc_free_fixed (appdomains_list);
330 appdomains_list = new_list;
331 appdomain_list_size = new_size;
333 domain->domain_id = id;
334 appdomains_list [id] = domain;
336 if (appdomain_next > appdomain_list_size)
341 static gsize domain_gc_bitmap [sizeof(MonoDomain)/4/32 + 1];
342 static MonoGCDescriptor domain_gc_desc = MONO_GC_DESCRIPTOR_NULL;
343 static guint32 domain_shadow_serial = 0L;
346 * mono_domain_create:
348 * Creates a new application domain, the unmanaged representation
349 * of the actual domain. Usually you will want to create the
351 * Application domains provide an isolation facilty for assemblies. You
352 * can load assemblies and execute code in them that will not be visible
353 * to other application domains. This is a runtime-based virtualization
356 * It is possible to unload domains, which unloads the assemblies and
357 * data that was allocated in that domain.
359 * When a domain is created a mempool is allocated for domain-specific
360 * structures, along a dedicated code manager to hold code that is
361 * associated with the domain.
363 * Returns: New initialized MonoDomain, with no configuration or assemblies
367 mono_domain_create (void)
370 guint32 shadow_serial;
372 mono_appdomains_lock ();
373 shadow_serial = domain_shadow_serial++;
375 if (!domain_gc_desc) {
376 unsigned int i, bit = 0;
377 for (i = G_STRUCT_OFFSET (MonoDomain, MONO_DOMAIN_FIRST_OBJECT); i < G_STRUCT_OFFSET (MonoDomain, MONO_DOMAIN_FIRST_GC_TRACKED); i += sizeof (gpointer)) {
378 bit = i / sizeof (gpointer);
379 domain_gc_bitmap [bit / 32] |= (gsize) 1 << (bit % 32);
381 domain_gc_desc = mono_gc_make_descr_from_bitmap ((gsize*)domain_gc_bitmap, bit + 1);
383 mono_appdomains_unlock ();
386 domain = (MonoDomain *)mono_gc_alloc_fixed (sizeof (MonoDomain), MONO_GC_DESCRIPTOR_NULL, MONO_ROOT_SOURCE_DOMAIN, "domain object");
388 domain = (MonoDomain *)mono_gc_alloc_fixed (sizeof (MonoDomain), domain_gc_desc, MONO_ROOT_SOURCE_DOMAIN, "domain object");
389 mono_gc_register_root ((char*)&(domain->MONO_DOMAIN_FIRST_GC_TRACKED), G_STRUCT_OFFSET (MonoDomain, MONO_DOMAIN_LAST_GC_TRACKED) - G_STRUCT_OFFSET (MonoDomain, MONO_DOMAIN_FIRST_GC_TRACKED), MONO_GC_DESCRIPTOR_NULL, MONO_ROOT_SOURCE_DOMAIN, "misc domain fields");
391 domain->shadow_serial = shadow_serial;
392 domain->domain = NULL;
393 domain->setup = NULL;
394 domain->friendly_name = NULL;
395 domain->search_path = NULL;
397 mono_profiler_appdomain_event (domain, MONO_PROFILE_START_LOAD);
399 domain->mp = mono_mempool_new ();
400 domain->code_mp = mono_code_manager_new ();
401 domain->lock_free_mp = lock_free_mempool_new ();
402 domain->env = mono_g_hash_table_new_type ((GHashFunc)mono_string_hash, (GCompareFunc)mono_string_equal, MONO_HASH_KEY_VALUE_GC, MONO_ROOT_SOURCE_DOMAIN, "domain environment variables table");
403 domain->domain_assemblies = NULL;
404 domain->assembly_bindings = NULL;
405 domain->assembly_bindings_parsed = FALSE;
406 domain->class_vtable_array = g_ptr_array_new ();
407 domain->proxy_vtable_hash = g_hash_table_new ((GHashFunc)mono_ptrarray_hash, (GCompareFunc)mono_ptrarray_equal);
408 domain->static_data_array = NULL;
409 mono_jit_code_hash_init (&domain->jit_code_hash);
410 domain->ldstr_table = mono_g_hash_table_new_type ((GHashFunc)mono_string_hash, (GCompareFunc)mono_string_equal, MONO_HASH_KEY_VALUE_GC, MONO_ROOT_SOURCE_DOMAIN, "domain string constants table");
411 domain->num_jit_info_tables = 1;
412 domain->jit_info_table = mono_jit_info_table_new (domain);
413 domain->jit_info_free_queue = NULL;
414 domain->finalizable_objects_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
415 domain->ftnptrs_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
417 mono_coop_mutex_init_recursive (&domain->lock);
419 mono_os_mutex_init_recursive (&domain->assemblies_lock);
420 mono_os_mutex_init_recursive (&domain->jit_code_hash_lock);
421 mono_os_mutex_init_recursive (&domain->finalizable_objects_hash_lock);
423 domain->method_rgctx_hash = NULL;
425 mono_appdomains_lock ();
426 domain_id_alloc (domain);
427 mono_appdomains_unlock ();
429 #ifndef DISABLE_PERFCOUNTERS
430 mono_perfcounters->loader_appdomains++;
431 mono_perfcounters->loader_total_appdomains++;
434 mono_debug_domain_create (domain);
436 if (create_domain_hook)
437 create_domain_hook (domain);
439 mono_profiler_appdomain_loaded (domain, MONO_PROFILE_OK);
445 * mono_init_internal:
447 * Creates the initial application domain and initializes the mono_defaults
449 * This function is guaranteed to not run any IL code.
450 * If exe_filename is not NULL, the method will determine the required runtime
451 * from the exe configuration file or the version PE field.
452 * If runtime_version is not NULL, that runtime version will be used.
453 * Either exe_filename or runtime_version must be provided.
455 * Returns: the initial domain.
458 mono_init_internal (const char *filename, const char *exe_filename, const char *runtime_version)
460 static MonoDomain *domain = NULL;
461 MonoAssembly *ass = NULL;
462 MonoImageOpenStatus status = MONO_IMAGE_OK;
463 const MonoRuntimeInfo* runtimes [G_N_ELEMENTS (supported_runtimes) + 1] = { NULL };
466 #ifdef DEBUG_DOMAIN_UNLOAD
467 debug_domain_unload = TRUE;
471 g_assert_not_reached ();
473 #if defined(HOST_WIN32) && G_HAVE_API_SUPPORT(HAVE_CLASSIC_WINAPI_SUPPORT)
474 /* Avoid system error message boxes. */
475 SetErrorMode (SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
479 mono_w32handle_init ();
480 mono_w32handle_namespace_init ();
484 mono_w32mutex_init ();
485 mono_w32semaphore_init ();
486 mono_w32event_init ();
487 mono_w32process_init ();
489 #ifndef DISABLE_PERFCOUNTERS
490 mono_perfcounters_init ();
492 mono_counters_init ();
494 mono_counters_register ("Max native code in a domain", MONO_COUNTER_INT|MONO_COUNTER_JIT, &max_domain_code_size);
495 mono_counters_register ("Max code space allocated in a domain", MONO_COUNTER_INT|MONO_COUNTER_JIT, &max_domain_code_alloc);
496 mono_counters_register ("Total code space allocated", MONO_COUNTER_INT|MONO_COUNTER_JIT, &total_domain_code_alloc);
498 mono_gc_base_init ();
499 mono_thread_info_attach (&dummy);
501 mono_coop_mutex_init_recursive (&appdomains_mutex);
503 mono_metadata_init ();
505 mono_assemblies_init ();
506 mono_classes_init ();
508 mono_reflection_init ();
509 mono_runtime_init_tls ();
511 domain = mono_domain_create ();
512 mono_root_domain = domain;
514 SET_APPDOMAIN (domain);
516 /* Get a list of runtimes supported by the exe */
517 if (exe_filename != NULL) {
519 * This function will load the exe file as a MonoImage. We need to close it, but
520 * that would mean it would be reloaded later. So instead, we save it to
521 * exe_image, and close it during shutdown.
523 get_runtimes_from_exe (exe_filename, &exe_image, runtimes);
526 exe_image = mono_assembly_open_from_bundle (exe_filename, NULL, FALSE);
528 exe_image = mono_image_open (exe_filename, NULL);
530 mono_fixup_exe_image (exe_image);
532 } else if (runtime_version != NULL) {
533 runtimes [0] = get_runtime_by_version (runtime_version);
537 if (runtimes [0] == NULL) {
538 const MonoRuntimeInfo *default_runtime = get_runtime_by_version (DEFAULT_RUNTIME_VERSION);
539 runtimes [0] = default_runtime;
541 g_print ("WARNING: The runtime version supported by this application is unavailable.\n");
542 g_print ("Using default runtime: %s\n", default_runtime->runtime_version);
545 /* The selected runtime will be the first one for which there is a mscrolib.dll */
546 for (n = 0; runtimes [n] != NULL && ass == NULL; n++) {
547 current_runtime = runtimes [n];
548 ass = mono_assembly_load_corlib (current_runtime, &status);
549 if (status != MONO_IMAGE_OK && status != MONO_IMAGE_ERROR_ERRNO)
554 if ((status != MONO_IMAGE_OK) || (ass == NULL)) {
556 case MONO_IMAGE_ERROR_ERRNO: {
557 char *corlib_file = g_build_filename (mono_assembly_getrootdir (), "mono", current_runtime->framework_version, "mscorlib.dll", NULL);
558 g_print ("The assembly mscorlib.dll was not found or could not be loaded.\n");
559 g_print ("It should have been installed in the `%s' directory.\n", corlib_file);
560 g_free (corlib_file);
563 case MONO_IMAGE_IMAGE_INVALID:
564 g_print ("The file %s/mscorlib.dll is an invalid CIL image\n",
565 mono_assembly_getrootdir ());
567 case MONO_IMAGE_MISSING_ASSEMBLYREF:
568 g_print ("Missing assembly reference in %s/mscorlib.dll\n",
569 mono_assembly_getrootdir ());
572 /* to suppress compiler warning */
578 mono_defaults.corlib = mono_assembly_get_image (ass);
580 mono_defaults.object_class = mono_class_load_from_name (
581 mono_defaults.corlib, "System", "Object");
583 mono_defaults.void_class = mono_class_load_from_name (
584 mono_defaults.corlib, "System", "Void");
586 mono_defaults.boolean_class = mono_class_load_from_name (
587 mono_defaults.corlib, "System", "Boolean");
589 mono_defaults.byte_class = mono_class_load_from_name (
590 mono_defaults.corlib, "System", "Byte");
592 mono_defaults.sbyte_class = mono_class_load_from_name (
593 mono_defaults.corlib, "System", "SByte");
595 mono_defaults.int16_class = mono_class_load_from_name (
596 mono_defaults.corlib, "System", "Int16");
598 mono_defaults.uint16_class = mono_class_load_from_name (
599 mono_defaults.corlib, "System", "UInt16");
601 mono_defaults.int32_class = mono_class_load_from_name (
602 mono_defaults.corlib, "System", "Int32");
604 mono_defaults.uint32_class = mono_class_load_from_name (
605 mono_defaults.corlib, "System", "UInt32");
607 mono_defaults.uint_class = mono_class_load_from_name (
608 mono_defaults.corlib, "System", "UIntPtr");
610 mono_defaults.int_class = mono_class_load_from_name (
611 mono_defaults.corlib, "System", "IntPtr");
613 mono_defaults.int64_class = mono_class_load_from_name (
614 mono_defaults.corlib, "System", "Int64");
616 mono_defaults.uint64_class = mono_class_load_from_name (
617 mono_defaults.corlib, "System", "UInt64");
619 mono_defaults.single_class = mono_class_load_from_name (
620 mono_defaults.corlib, "System", "Single");
622 mono_defaults.double_class = mono_class_load_from_name (
623 mono_defaults.corlib, "System", "Double");
625 mono_defaults.char_class = mono_class_load_from_name (
626 mono_defaults.corlib, "System", "Char");
628 mono_defaults.string_class = mono_class_load_from_name (
629 mono_defaults.corlib, "System", "String");
631 mono_defaults.enum_class = mono_class_load_from_name (
632 mono_defaults.corlib, "System", "Enum");
634 mono_defaults.array_class = mono_class_load_from_name (
635 mono_defaults.corlib, "System", "Array");
637 mono_defaults.delegate_class = mono_class_load_from_name (
638 mono_defaults.corlib, "System", "Delegate");
640 mono_defaults.multicastdelegate_class = mono_class_load_from_name (
641 mono_defaults.corlib, "System", "MulticastDelegate");
643 mono_defaults.asyncresult_class = mono_class_load_from_name (
644 mono_defaults.corlib, "System.Runtime.Remoting.Messaging",
647 mono_defaults.manualresetevent_class = mono_class_load_from_name (
648 mono_defaults.corlib, "System.Threading", "ManualResetEvent");
650 mono_defaults.typehandle_class = mono_class_load_from_name (
651 mono_defaults.corlib, "System", "RuntimeTypeHandle");
653 mono_defaults.methodhandle_class = mono_class_load_from_name (
654 mono_defaults.corlib, "System", "RuntimeMethodHandle");
656 mono_defaults.fieldhandle_class = mono_class_load_from_name (
657 mono_defaults.corlib, "System", "RuntimeFieldHandle");
659 mono_defaults.systemtype_class = mono_class_load_from_name (
660 mono_defaults.corlib, "System", "Type");
662 mono_defaults.runtimetype_class = mono_class_load_from_name (
663 mono_defaults.corlib, "System", "RuntimeType");
665 mono_defaults.exception_class = mono_class_load_from_name (
666 mono_defaults.corlib, "System", "Exception");
668 mono_defaults.threadabortexception_class = mono_class_load_from_name (
669 mono_defaults.corlib, "System.Threading", "ThreadAbortException");
671 mono_defaults.thread_class = mono_class_load_from_name (
672 mono_defaults.corlib, "System.Threading", "Thread");
674 mono_defaults.internal_thread_class = mono_class_load_from_name (
675 mono_defaults.corlib, "System.Threading", "InternalThread");
677 mono_defaults.appdomain_class = mono_class_load_from_name (
678 mono_defaults.corlib, "System", "AppDomain");
680 #ifndef DISABLE_REMOTING
681 mono_defaults.transparent_proxy_class = mono_class_load_from_name (
682 mono_defaults.corlib, "System.Runtime.Remoting.Proxies", "TransparentProxy");
684 mono_defaults.real_proxy_class = mono_class_load_from_name (
685 mono_defaults.corlib, "System.Runtime.Remoting.Proxies", "RealProxy");
687 mono_defaults.marshalbyrefobject_class = mono_class_load_from_name (
688 mono_defaults.corlib, "System", "MarshalByRefObject");
690 mono_defaults.iremotingtypeinfo_class = mono_class_load_from_name (
691 mono_defaults.corlib, "System.Runtime.Remoting", "IRemotingTypeInfo");
695 mono_defaults.mono_method_message_class = mono_class_load_from_name (
696 mono_defaults.corlib, "System.Runtime.Remoting.Messaging", "MonoMethodMessage");
698 mono_defaults.field_info_class = mono_class_load_from_name (
699 mono_defaults.corlib, "System.Reflection", "FieldInfo");
701 mono_defaults.method_info_class = mono_class_load_from_name (
702 mono_defaults.corlib, "System.Reflection", "MethodInfo");
704 mono_defaults.stringbuilder_class = mono_class_load_from_name (
705 mono_defaults.corlib, "System.Text", "StringBuilder");
707 mono_defaults.math_class = mono_class_load_from_name (
708 mono_defaults.corlib, "System", "Math");
710 mono_defaults.stack_frame_class = mono_class_load_from_name (
711 mono_defaults.corlib, "System.Diagnostics", "StackFrame");
713 mono_defaults.stack_trace_class = mono_class_load_from_name (
714 mono_defaults.corlib, "System.Diagnostics", "StackTrace");
716 mono_defaults.marshal_class = mono_class_load_from_name (
717 mono_defaults.corlib, "System.Runtime.InteropServices", "Marshal");
719 mono_defaults.typed_reference_class = mono_class_load_from_name (
720 mono_defaults.corlib, "System", "TypedReference");
722 mono_defaults.argumenthandle_class = mono_class_load_from_name (
723 mono_defaults.corlib, "System", "RuntimeArgumentHandle");
725 mono_defaults.monitor_class = mono_class_load_from_name (
726 mono_defaults.corlib, "System.Threading", "Monitor");
728 Not using GENERATE_TRY_GET_CLASS_WITH_CACHE_DECL as this type is heavily checked by sgen when computing finalization.
730 mono_defaults.critical_finalizer_object = mono_class_try_load_from_name (mono_defaults.corlib,
731 "System.Runtime.ConstrainedExecution", "CriticalFinalizerObject");
733 mono_assembly_load_friends (ass);
735 mono_defaults.handleref_class = mono_class_try_load_from_name (
736 mono_defaults.corlib, "System.Runtime.InteropServices", "HandleRef");
738 mono_defaults.attribute_class = mono_class_load_from_name (
739 mono_defaults.corlib, "System", "Attribute");
741 mono_defaults.customattribute_data_class = mono_class_load_from_name (
742 mono_defaults.corlib, "System.Reflection", "CustomAttributeData");
744 mono_class_init (mono_defaults.array_class);
745 mono_defaults.generic_nullable_class = mono_class_load_from_name (
746 mono_defaults.corlib, "System", "Nullable`1");
747 mono_defaults.generic_ilist_class = mono_class_load_from_name (
748 mono_defaults.corlib, "System.Collections.Generic", "IList`1");
749 mono_defaults.generic_ireadonlylist_class = mono_class_load_from_name (
750 mono_defaults.corlib, "System.Collections.Generic", "IReadOnlyList`1");
752 mono_defaults.threadpool_wait_callback_class = mono_class_load_from_name (
753 mono_defaults.corlib, "System.Threading", "_ThreadPoolWaitCallback");
755 mono_defaults.threadpool_perform_wait_callback_method = mono_class_get_method_from_name (
756 mono_defaults.threadpool_wait_callback_class, "PerformWaitCallback", 0);
758 domain->friendly_name = g_path_get_basename (filename);
760 mono_profiler_appdomain_name (domain, domain->friendly_name);
768 * Creates the initial application domain and initializes the mono_defaults
771 * This function is guaranteed to not run any IL code.
772 * The runtime is initialized using the default runtime version.
774 * Returns: the initial domain.
777 mono_init (const char *domain_name)
779 return mono_init_internal (domain_name, NULL, DEFAULT_RUNTIME_VERSION);
783 * mono_init_from_assembly:
784 * @domain_name: name to give to the initial domain
785 * @filename: filename to load on startup
787 * Used by the runtime, users should use mono_jit_init instead.
789 * Creates the initial application domain and initializes the mono_defaults
791 * This function is guaranteed to not run any IL code.
792 * The runtime is initialized using the runtime version required by the
793 * provided executable. The version is determined by looking at the exe
794 * configuration file and the version PE field)
796 * Returns: the initial domain.
799 mono_init_from_assembly (const char *domain_name, const char *filename)
801 return mono_init_internal (domain_name, filename, NULL);
807 * Used by the runtime, users should use mono_jit_init instead.
809 * Creates the initial application domain and initializes the mono_defaults
812 * This function is guaranteed to not run any IL code.
813 * The runtime is initialized using the provided rutime version.
815 * Returns: the initial domain.
818 mono_init_version (const char *domain_name, const char *version)
820 return mono_init_internal (domain_name, NULL, version);
826 * Cleans up all metadata modules.
831 mono_close_exe_image ();
833 mono_defaults.corlib = NULL;
835 mono_config_cleanup ();
836 mono_loader_cleanup ();
837 mono_classes_cleanup ();
838 mono_assemblies_cleanup ();
839 mono_debug_cleanup ();
840 mono_images_cleanup ();
841 mono_metadata_cleanup ();
843 mono_coop_mutex_destroy (&appdomains_mutex);
845 mono_w32process_cleanup ();
853 mono_close_exe_image (void)
856 mono_image_close (exe_image);
860 * mono_get_root_domain:
862 * The root AppDomain is the initial domain created by the runtime when it is
863 * initialized. Programs execute on this AppDomain, but can create new ones
864 * later. Currently there is no unmanaged API to create new AppDomains, this
865 * must be done from managed code.
867 * Returns: the root appdomain, to obtain the current domain, use mono_domain_get ()
870 mono_get_root_domain (void)
872 return mono_root_domain;
878 * This method returns the value of the current MonoDomain that this thread
879 * and code are running under. To obtain the root domain use
880 * mono_get_root_domain() API.
882 * Returns: the current domain
887 return GET_APPDOMAIN ();
891 mono_domain_unset (void)
893 SET_APPDOMAIN (NULL);
897 mono_domain_set_internal_with_options (MonoDomain *domain, gboolean migrate_exception)
899 MonoInternalThread *thread;
901 if (mono_domain_get () == domain)
904 SET_APPDOMAIN (domain);
905 SET_APPCONTEXT (domain->default_context);
907 if (migrate_exception) {
908 thread = mono_thread_internal_current ();
909 if (!thread->abort_exc)
912 g_assert (thread->abort_exc->object.vtable->domain != domain);
913 MONO_OBJECT_SETREF (thread, abort_exc, mono_get_exception_thread_abort ());
914 g_assert (thread->abort_exc->object.vtable->domain == domain);
919 * mono_domain_set_internal:
920 * @domain: the new domain
922 * Sets the current domain to @domain.
925 mono_domain_set_internal (MonoDomain *domain)
927 mono_domain_set_internal_with_options (domain, TRUE);
931 * mono_domain_foreach:
932 * @func: function to invoke with the domain data
933 * @user_data: user-defined pointer that is passed to the supplied @func fo reach domain
935 * Use this method to safely iterate over all the loaded application
936 * domains in the current runtime. The provided @func is invoked with a
937 * pointer to the MonoDomain and is given the value of the @user_data
938 * parameter which can be used to pass state to your called routine.
941 mono_domain_foreach (MonoDomainFunc func, gpointer user_data)
947 * Create a copy of the data to avoid calling the user callback
948 * inside the lock because that could lead to deadlocks.
949 * We can do this because this function is not perf. critical.
951 mono_appdomains_lock ();
952 size = appdomain_list_size;
953 copy = (MonoDomain **)mono_gc_alloc_fixed (appdomain_list_size * sizeof (void*), MONO_GC_DESCRIPTOR_NULL, MONO_ROOT_SOURCE_DOMAIN, "temporary domains list");
954 memcpy (copy, appdomains_list, appdomain_list_size * sizeof (void*));
955 mono_appdomains_unlock ();
957 for (i = 0; i < size; ++i) {
959 func (copy [i], user_data);
962 mono_gc_free_fixed (copy);
966 * mono_domain_assembly_open:
967 * @domain: the application domain
968 * @name: file name of the assembly
970 * fixme: maybe we should integrate this with mono_assembly_open ??
973 mono_domain_assembly_open (MonoDomain *domain, const char *name)
979 mono_domain_assemblies_lock (domain);
980 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
981 ass = (MonoAssembly *)tmp->data;
982 if (strcmp (name, ass->aname.name) == 0) {
983 mono_domain_assemblies_unlock (domain);
987 mono_domain_assemblies_unlock (domain);
989 if (domain != mono_domain_get ()) {
990 current = mono_domain_get ();
992 mono_domain_set (domain, FALSE);
993 ass = mono_assembly_open (name, NULL);
994 mono_domain_set (current, FALSE);
996 ass = mono_assembly_open (name, NULL);
1003 unregister_vtable_reflection_type (MonoVTable *vtable)
1005 MonoObject *type = (MonoObject *)vtable->type;
1007 if (type->vtable->klass != mono_defaults.runtimetype_class)
1008 MONO_GC_UNREGISTER_ROOT_IF_MOVING (vtable->type);
1013 * @domain: the domain to release
1014 * @force: if true, it allows the root domain to be released (used at shutdown only).
1016 * This releases the resources associated with the specific domain.
1017 * This is a low-level function that is invoked by the AppDomain infrastructure
1021 mono_domain_free (MonoDomain *domain, gboolean force)
1023 int code_size, code_alloc;
1027 if ((domain == mono_root_domain) && !force) {
1028 g_warning ("cant unload root domain");
1032 if (mono_dont_free_domains)
1035 mono_profiler_appdomain_event (domain, MONO_PROFILE_START_UNLOAD);
1037 mono_debug_domain_unload (domain);
1039 mono_appdomains_lock ();
1040 appdomains_list [domain->domain_id] = NULL;
1041 mono_appdomains_unlock ();
1043 /* must do this early as it accesses fields and types */
1044 if (domain->special_static_fields) {
1045 mono_alloc_special_static_data_free (domain->special_static_fields);
1046 g_hash_table_destroy (domain->special_static_fields);
1047 domain->special_static_fields = NULL;
1051 * We must destroy all these hash tables here because they
1052 * contain references to managed objects belonging to the
1053 * domain. Once we let the GC clear the domain there must be
1054 * no more such references, or we'll crash if a collection
1057 mono_g_hash_table_destroy (domain->ldstr_table);
1058 domain->ldstr_table = NULL;
1060 mono_g_hash_table_destroy (domain->env);
1063 mono_reflection_cleanup_domain (domain);
1065 /* This must be done before type_hash is freed */
1066 if (domain->class_vtable_array) {
1068 for (i = 0; i < domain->class_vtable_array->len; ++i)
1069 unregister_vtable_reflection_type ((MonoVTable *)g_ptr_array_index (domain->class_vtable_array, i));
1072 if (domain->type_hash) {
1073 mono_g_hash_table_destroy (domain->type_hash);
1074 domain->type_hash = NULL;
1076 if (domain->type_init_exception_hash) {
1077 mono_g_hash_table_destroy (domain->type_init_exception_hash);
1078 domain->type_init_exception_hash = NULL;
1081 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
1082 MonoAssembly *ass = (MonoAssembly *)tmp->data;
1083 mono_assembly_release_gc_roots (ass);
1086 /* Have to zero out reference fields since they will be invalidated by the clear_domain () call below */
1087 for (p = (gpointer*)&domain->MONO_DOMAIN_FIRST_OBJECT; p < (gpointer*)&domain->MONO_DOMAIN_FIRST_GC_TRACKED; ++p)
1090 /* This needs to be done before closing assemblies */
1091 mono_gc_clear_domain (domain);
1093 /* Close dynamic assemblies first, since they have no ref count */
1094 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
1095 MonoAssembly *ass = (MonoAssembly *)tmp->data;
1096 if (!ass->image || !image_is_dynamic (ass->image))
1098 mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_ASSEMBLY, "Unloading domain %s[%p], assembly %s[%p], ref_count=%d", domain->friendly_name, domain, ass->aname.name, ass, ass->ref_count);
1099 if (!mono_assembly_close_except_image_pools (ass))
1103 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
1104 MonoAssembly *ass = (MonoAssembly *)tmp->data;
1107 if (!ass->image || image_is_dynamic (ass->image))
1109 mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_ASSEMBLY, "Unloading domain %s[%p], assembly %s[%p], ref_count=%d", domain->friendly_name, domain, ass->aname.name, ass, ass->ref_count);
1110 if (!mono_assembly_close_except_image_pools (ass))
1114 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
1115 MonoAssembly *ass = (MonoAssembly *)tmp->data;
1117 mono_assembly_close_finish (ass);
1119 g_slist_free (domain->domain_assemblies);
1120 domain->domain_assemblies = NULL;
1123 * Send this after the assemblies have been unloaded and the domain is still in a
1126 mono_profiler_appdomain_event (domain, MONO_PROFILE_END_UNLOAD);
1128 if (free_domain_hook)
1129 free_domain_hook (domain);
1131 /* FIXME: free delegate_hash_table when it's used */
1132 if (domain->search_path) {
1133 g_strfreev (domain->search_path);
1134 domain->search_path = NULL;
1136 domain->create_proxy_for_type_method = NULL;
1137 domain->private_invoke_method = NULL;
1138 domain->default_context = NULL;
1139 domain->out_of_memory_ex = NULL;
1140 domain->null_reference_ex = NULL;
1141 domain->stack_overflow_ex = NULL;
1142 domain->ephemeron_tombstone = NULL;
1143 domain->entry_assembly = NULL;
1145 g_free (domain->friendly_name);
1146 domain->friendly_name = NULL;
1147 g_ptr_array_free (domain->class_vtable_array, TRUE);
1148 domain->class_vtable_array = NULL;
1149 g_hash_table_destroy (domain->proxy_vtable_hash);
1150 domain->proxy_vtable_hash = NULL;
1151 if (domain->static_data_array) {
1152 mono_gc_free_fixed (domain->static_data_array);
1153 domain->static_data_array = NULL;
1155 mono_internal_hash_table_destroy (&domain->jit_code_hash);
1158 * There might still be jit info tables of this domain which
1159 * are not freed. Since the domain cannot be in use anymore,
1160 * this will free them.
1162 mono_thread_hazardous_try_free_all ();
1163 if (domain->aot_modules)
1164 mono_jit_info_table_free (domain->aot_modules);
1165 g_assert (domain->num_jit_info_tables == 1);
1166 mono_jit_info_table_free (domain->jit_info_table);
1167 domain->jit_info_table = NULL;
1168 g_assert (!domain->jit_info_free_queue);
1170 /* collect statistics */
1171 code_alloc = mono_code_manager_size (domain->code_mp, &code_size);
1172 total_domain_code_alloc += code_alloc;
1173 max_domain_code_alloc = MAX (max_domain_code_alloc, code_alloc);
1174 max_domain_code_size = MAX (max_domain_code_size, code_size);
1176 if (debug_domain_unload) {
1177 mono_mempool_invalidate (domain->mp);
1178 mono_code_manager_invalidate (domain->code_mp);
1180 #ifndef DISABLE_PERFCOUNTERS
1181 mono_perfcounters->loader_bytes -= mono_mempool_get_allocated (domain->mp);
1183 mono_mempool_destroy (domain->mp);
1185 mono_code_manager_destroy (domain->code_mp);
1186 domain->code_mp = NULL;
1188 lock_free_mempool_free (domain->lock_free_mp);
1189 domain->lock_free_mp = NULL;
1191 g_hash_table_destroy (domain->finalizable_objects_hash);
1192 domain->finalizable_objects_hash = NULL;
1193 if (domain->method_rgctx_hash) {
1194 g_hash_table_destroy (domain->method_rgctx_hash);
1195 domain->method_rgctx_hash = NULL;
1197 if (domain->generic_virtual_cases) {
1198 g_hash_table_destroy (domain->generic_virtual_cases);
1199 domain->generic_virtual_cases = NULL;
1201 if (domain->ftnptrs_hash) {
1202 g_hash_table_destroy (domain->ftnptrs_hash);
1203 domain->ftnptrs_hash = NULL;
1205 if (domain->method_to_dyn_method) {
1206 g_hash_table_destroy (domain->method_to_dyn_method);
1207 domain->method_to_dyn_method = NULL;
1210 mono_os_mutex_destroy (&domain->finalizable_objects_hash_lock);
1211 mono_os_mutex_destroy (&domain->assemblies_lock);
1212 mono_os_mutex_destroy (&domain->jit_code_hash_lock);
1214 mono_coop_mutex_destroy (&domain->lock);
1216 domain->setup = NULL;
1218 mono_gc_deregister_root ((char*)&(domain->MONO_DOMAIN_FIRST_GC_TRACKED));
1220 /* FIXME: anything else required ? */
1222 mono_gc_free_fixed (domain);
1224 #ifndef DISABLE_PERFCOUNTERS
1225 mono_perfcounters->loader_appdomains--;
1228 if (domain == mono_root_domain)
1229 mono_root_domain = NULL;
1233 * mono_domain_get_by_id:
1236 * Returns: the domain for a specific domain id.
1239 mono_domain_get_by_id (gint32 domainid)
1241 MonoDomain * domain;
1243 mono_appdomains_lock ();
1244 if (domainid < appdomain_list_size)
1245 domain = appdomains_list [domainid];
1248 mono_appdomains_unlock ();
1254 * mono_domain_get_id:
1256 * A domain ID is guaranteed to be unique for as long as the domain
1257 * using it is alive. It may be reused later once the domain has been
1260 * Returns: The unique ID for @domain.
1263 mono_domain_get_id (MonoDomain *domain)
1265 return domain->domain_id;
1269 * mono_domain_get_friendly_name:
1271 * The returned string's lifetime is the same as @domain's. Consider
1272 * copying it if you need to store it somewhere.
1274 * Returns: The friendly name of @domain. Can be NULL if not yet set.
1277 mono_domain_get_friendly_name (MonoDomain *domain)
1279 return domain->friendly_name;
1283 * mono_domain_alloc:
1285 * LOCKING: Acquires the domain lock.
1288 mono_domain_alloc (MonoDomain *domain, guint size)
1292 mono_domain_lock (domain);
1293 #ifndef DISABLE_PERFCOUNTERS
1294 mono_perfcounters->loader_bytes += size;
1296 res = mono_mempool_alloc (domain->mp, size);
1297 mono_domain_unlock (domain);
1303 * mono_domain_alloc0:
1305 * LOCKING: Acquires the domain lock.
1308 mono_domain_alloc0 (MonoDomain *domain, guint size)
1312 mono_domain_lock (domain);
1313 #ifndef DISABLE_PERFCOUNTERS
1314 mono_perfcounters->loader_bytes += size;
1316 res = mono_mempool_alloc0 (domain->mp, size);
1317 mono_domain_unlock (domain);
1323 mono_domain_alloc0_lock_free (MonoDomain *domain, guint size)
1325 return lock_free_mempool_alloc0 (domain->lock_free_mp, size);
1329 * mono_domain_code_reserve:
1331 * LOCKING: Acquires the domain lock.
1334 mono_domain_code_reserve (MonoDomain *domain, int size)
1338 mono_domain_lock (domain);
1339 res = mono_code_manager_reserve (domain->code_mp, size);
1340 mono_domain_unlock (domain);
1346 * mono_domain_code_reserve_align:
1348 * LOCKING: Acquires the domain lock.
1351 mono_domain_code_reserve_align (MonoDomain *domain, int size, int alignment)
1355 mono_domain_lock (domain);
1356 res = mono_code_manager_reserve_align (domain->code_mp, size, alignment);
1357 mono_domain_unlock (domain);
1363 * mono_domain_code_commit:
1365 * LOCKING: Acquires the domain lock.
1368 mono_domain_code_commit (MonoDomain *domain, void *data, int size, int newsize)
1370 mono_domain_lock (domain);
1371 mono_code_manager_commit (domain->code_mp, data, size, newsize);
1372 mono_domain_unlock (domain);
1376 * mono_domain_code_foreach:
1377 * Iterate over the code thunks of the code manager of @domain.
1379 * The @func callback MUST not take any locks. If it really needs to, it must respect
1380 * the locking rules of the runtime: http://www.mono-project.com/Mono:Runtime:Documentation:ThreadSafety
1381 * LOCKING: Acquires the domain lock.
1385 mono_domain_code_foreach (MonoDomain *domain, MonoCodeManagerFunc func, void *user_data)
1387 mono_domain_lock (domain);
1388 mono_code_manager_foreach (domain->code_mp, func, user_data);
1389 mono_domain_unlock (domain);
1394 mono_context_set (MonoAppContext * new_context)
1396 SET_APPCONTEXT (new_context);
1402 * Returns: the current Mono Application Context.
1405 mono_context_get (void)
1407 return GET_APPCONTEXT ();
1411 * mono_context_get_id:
1412 * @context: the context to operate on.
1414 * Context IDs are guaranteed to be unique for the duration of a Mono
1415 * process; they are never reused.
1417 * Returns: The unique ID for @context.
1420 mono_context_get_id (MonoAppContext *context)
1422 return context->context_id;
1426 * mono_context_get_domain_id:
1427 * @context: the context to operate on.
1429 * Returns: The ID of the domain that @context was created in.
1432 mono_context_get_domain_id (MonoAppContext *context)
1434 return context->domain_id;
1437 /* LOCKING: the caller holds the lock for this domain */
1439 mono_domain_add_class_static_data (MonoDomain *domain, MonoClass *klass, gpointer data, guint32 *bitmap)
1441 /* Note [Domain Static Data Array]:
1443 * Entry 0 in the array is the index of the next free slot.
1444 * Entry 1 is the total size of the array.
1447 if (domain->static_data_array) {
1448 int size = GPOINTER_TO_INT (domain->static_data_array [1]);
1449 next = GPOINTER_TO_INT (domain->static_data_array [0]);
1451 /* 'data' is allocated by alloc_fixed */
1452 gpointer *new_array = (gpointer *)mono_gc_alloc_fixed (sizeof (gpointer) * (size * 2), MONO_GC_ROOT_DESCR_FOR_FIXED (size * 2), MONO_ROOT_SOURCE_DOMAIN, "static field list");
1453 mono_gc_memmove_aligned (new_array, domain->static_data_array, sizeof (gpointer) * size);
1455 new_array [1] = GINT_TO_POINTER (size);
1456 mono_gc_free_fixed (domain->static_data_array);
1457 domain->static_data_array = new_array;
1461 gpointer *new_array = (gpointer *)mono_gc_alloc_fixed (sizeof (gpointer) * size, MONO_GC_ROOT_DESCR_FOR_FIXED (size), MONO_ROOT_SOURCE_DOMAIN, "static field list");
1463 new_array [0] = GINT_TO_POINTER (next);
1464 new_array [1] = GINT_TO_POINTER (size);
1465 domain->static_data_array = new_array;
1467 domain->static_data_array [next++] = data;
1468 domain->static_data_array [0] = GINT_TO_POINTER (next);
1474 * Use this function to get the `MonoImage*` for the mscorlib.dll assembly
1476 * Returns: The MonoImage for mscorlib.dll
1479 mono_get_corlib (void)
1481 return mono_defaults.corlib;
1485 * mono_get_object_class:
1487 * Use this function to get the `MonoClass*` that the runtime is using for `System.Object`.
1489 * Returns: The `MonoClass*` for the `System.Object` type.
1492 mono_get_object_class (void)
1494 return mono_defaults.object_class;
1498 * mono_get_byte_class:
1500 * Use this function to get the `MonoClass*` that the runtime is using for `System.Byte`.
1502 * Returns: The `MonoClass*` for the `System.Byte` type.
1505 mono_get_byte_class (void)
1507 return mono_defaults.byte_class;
1511 * mono_get_void_class:
1513 * Use this function to get the `MonoClass*` that the runtime is using for `System.Void`.
1515 * Returns: The `MonoClass*` for the `System.Void` type.
1518 mono_get_void_class (void)
1520 return mono_defaults.void_class;
1524 * mono_get_boolean_class:
1526 * Use this function to get the `MonoClass*` that the runtime is using for `System.Boolean`.
1528 * Returns: The `MonoClass*` for the `System.Boolean` type.
1531 mono_get_boolean_class (void)
1533 return mono_defaults.boolean_class;
1537 * mono_get_sbyte_class:
1539 * Use this function to get the `MonoClass*` that the runtime is using for `System.SByte`.
1541 * Returns: The `MonoClass*` for the `System.SByte` type.
1544 mono_get_sbyte_class (void)
1546 return mono_defaults.sbyte_class;
1550 * mono_get_int16_class:
1552 * Use this function to get the `MonoClass*` that the runtime is using for `System.Int16`.
1554 * Returns: The `MonoClass*` for the `System.Int16` type.
1557 mono_get_int16_class (void)
1559 return mono_defaults.int16_class;
1563 * mono_get_uint16_class:
1565 * Use this function to get the `MonoClass*` that the runtime is using for `System.UInt16`.
1567 * Returns: The `MonoClass*` for the `System.UInt16` type.
1570 mono_get_uint16_class (void)
1572 return mono_defaults.uint16_class;
1576 * mono_get_int32_class:
1578 * Use this function to get the `MonoClass*` that the runtime is using for `System.Int32`.
1580 * Returns: The `MonoClass*` for the `System.Int32` type.
1583 mono_get_int32_class (void)
1585 return mono_defaults.int32_class;
1589 * mono_get_uint32_class:
1591 * Use this function to get the `MonoClass*` that the runtime is using for `System.UInt32`.
1593 * Returns: The `MonoClass*` for the `System.UInt32` type.
1596 mono_get_uint32_class (void)
1598 return mono_defaults.uint32_class;
1602 * mono_get_intptr_class:
1604 * Use this function to get the `MonoClass*` that the runtime is using for `System.IntPtr`.
1606 * Returns: The `MonoClass*` for the `System.IntPtr` type.
1609 mono_get_intptr_class (void)
1611 return mono_defaults.int_class;
1615 * mono_get_uintptr_class:
1617 * Use this function to get the `MonoClass*` that the runtime is using for `System.UIntPtr`.
1619 * Returns: The `MonoClass*` for the `System.UIntPtr` type.
1622 mono_get_uintptr_class (void)
1624 return mono_defaults.uint_class;
1628 * mono_get_int64_class:
1630 * Use this function to get the `MonoClass*` that the runtime is using for `System.Int64`.
1632 * Returns: The `MonoClass*` for the `System.Int64` type.
1635 mono_get_int64_class (void)
1637 return mono_defaults.int64_class;
1641 * mono_get_uint64_class:
1643 * Use this function to get the `MonoClass*` that the runtime is using for `System.UInt64`.
1645 * Returns: The `MonoClass*` for the `System.UInt64` type.
1648 mono_get_uint64_class (void)
1650 return mono_defaults.uint64_class;
1654 * mono_get_single_class:
1656 * Use this function to get the `MonoClass*` that the runtime is using for `System.Single` (32-bit floating points).
1658 * Returns: The `MonoClass*` for the `System.Single` type.
1661 mono_get_single_class (void)
1663 return mono_defaults.single_class;
1667 * mono_get_double_class:
1669 * Use this function to get the `MonoClass*` that the runtime is using for `System.Double` (64-bit floating points).
1671 * Returns: The `MonoClass*` for the `System.Double` type.
1674 mono_get_double_class (void)
1676 return mono_defaults.double_class;
1680 * mono_get_char_class:
1682 * Use this function to get the `MonoClass*` that the runtime is using for `System.Char`.
1684 * Returns: The `MonoClass*` for the `System.Char` type.
1687 mono_get_char_class (void)
1689 return mono_defaults.char_class;
1693 * mono_get_string_class:
1695 * Use this function to get the `MonoClass*` that the runtime is using for `System.String`.
1697 * Returns: The `MonoClass*` for the `System.String` type.
1700 mono_get_string_class (void)
1702 return mono_defaults.string_class;
1706 * mono_get_enum_class:
1708 * Use this function to get the `MonoClass*` that the runtime is using for `System.Enum`.
1710 * Returns: The `MonoClass*` for the `System.Enum` type.
1713 mono_get_enum_class (void)
1715 return mono_defaults.enum_class;
1719 * mono_get_array_class:
1721 * Use this function to get the `MonoClass*` that the runtime is using for `System.Array`.
1723 * Returns: The `MonoClass*` for the `System.Array` type.
1726 mono_get_array_class (void)
1728 return mono_defaults.array_class;
1732 * mono_get_thread_class:
1734 * Use this function to get the `MonoClass*` that the runtime is using for `System.Threading.Thread`.
1736 * Returns: The `MonoClass*` for the `System.Threading.Thread` type.
1739 mono_get_thread_class (void)
1741 return mono_defaults.thread_class;
1745 * mono_get_exception_class:
1747 * Use this function to get the `MonoClass*` that the runtime is using for `System.Exception`.
1749 * Returns: The `MonoClass*` for the `` type.
1752 mono_get_exception_class (void)
1754 return mono_defaults.exception_class;
1758 static char* get_attribute_value (const gchar **attribute_names,
1759 const gchar **attribute_values,
1760 const char *att_name)
1763 for (n=0; attribute_names[n] != NULL; n++) {
1764 if (strcmp (attribute_names[n], att_name) == 0)
1765 return g_strdup (attribute_values[n]);
1770 static void start_element (GMarkupParseContext *context,
1771 const gchar *element_name,
1772 const gchar **attribute_names,
1773 const gchar **attribute_values,
1777 AppConfigInfo* app_config = (AppConfigInfo*) user_data;
1779 if (strcmp (element_name, "configuration") == 0) {
1780 app_config->configuration_count++;
1783 if (strcmp (element_name, "startup") == 0) {
1784 app_config->startup_count++;
1788 if (app_config->configuration_count != 1 || app_config->startup_count != 1)
1791 if (strcmp (element_name, "requiredRuntime") == 0) {
1792 app_config->required_runtime = get_attribute_value (attribute_names, attribute_values, "version");
1793 } else if (strcmp (element_name, "supportedRuntime") == 0) {
1794 char *version = get_attribute_value (attribute_names, attribute_values, "version");
1795 app_config->supported_runtimes = g_slist_append (app_config->supported_runtimes, version);
1799 static void end_element (GMarkupParseContext *context,
1800 const gchar *element_name,
1804 AppConfigInfo* app_config = (AppConfigInfo*) user_data;
1806 if (strcmp (element_name, "configuration") == 0) {
1807 app_config->configuration_count--;
1808 } else if (strcmp (element_name, "startup") == 0) {
1809 app_config->startup_count--;
1813 static const GMarkupParser
1822 static AppConfigInfo *
1823 app_config_parse (const char *exe_filename)
1825 AppConfigInfo *app_config;
1826 GMarkupParseContext *context;
1829 const char *bundled_config;
1830 char *config_filename;
1832 bundled_config = mono_config_string_for_assembly_file (exe_filename);
1834 if (bundled_config) {
1835 text = g_strdup (bundled_config);
1836 len = strlen (text);
1838 config_filename = g_strconcat (exe_filename, ".config", NULL);
1840 if (!g_file_get_contents (config_filename, &text, &len, NULL)) {
1841 g_free (config_filename);
1844 g_free (config_filename);
1847 app_config = g_new0 (AppConfigInfo, 1);
1849 context = g_markup_parse_context_new (&mono_parser, (GMarkupParseFlags)0, app_config, NULL);
1850 if (g_markup_parse_context_parse (context, text, len, NULL)) {
1851 g_markup_parse_context_end_parse (context, NULL);
1853 g_markup_parse_context_free (context);
1859 app_config_free (AppConfigInfo* app_config)
1862 GSList *list = app_config->supported_runtimes;
1863 while (list != NULL) {
1864 rt = (char*)list->data;
1866 list = g_slist_next (list);
1868 g_slist_free (app_config->supported_runtimes);
1869 g_free (app_config->required_runtime);
1870 g_free (app_config);
1874 static const MonoRuntimeInfo*
1875 get_runtime_by_version (const char *version)
1878 int max = G_N_ELEMENTS (supported_runtimes);
1884 for (n=0; n<max; n++) {
1885 if (strcmp (version, supported_runtimes[n].runtime_version) == 0)
1886 return &supported_runtimes[n];
1889 vlen = strlen (version);
1890 if (vlen >= 4 && version [1] - '0' >= 4) {
1891 for (n=0; n<max; n++) {
1892 if (strncmp (version, supported_runtimes[n].runtime_version, 4) == 0)
1893 return &supported_runtimes[n];
1901 get_runtimes_from_exe (const char *exe_file, MonoImage **exe_image, const MonoRuntimeInfo** runtimes)
1903 AppConfigInfo* app_config;
1905 const MonoRuntimeInfo* runtime = NULL;
1906 MonoImage *image = NULL;
1908 app_config = app_config_parse (exe_file);
1910 if (app_config != NULL) {
1911 /* Check supportedRuntime elements, if none is supported, fail.
1912 * If there are no such elements, look for a requiredRuntime element.
1914 if (app_config->supported_runtimes != NULL) {
1916 GSList *list = app_config->supported_runtimes;
1917 while (list != NULL) {
1918 version = (char*) list->data;
1919 runtime = get_runtime_by_version (version);
1920 if (runtime != NULL)
1921 runtimes [n++] = runtime;
1922 list = g_slist_next (list);
1924 runtimes [n] = NULL;
1925 app_config_free (app_config);
1929 /* Check the requiredRuntime element. This is for 1.0 apps only. */
1930 if (app_config->required_runtime != NULL) {
1931 runtimes [0] = get_runtime_by_version (app_config->required_runtime);
1932 runtimes [1] = NULL;
1933 app_config_free (app_config);
1936 app_config_free (app_config);
1939 /* Look for a runtime with the exact version */
1940 image = mono_assembly_open_from_bundle (exe_file, NULL, FALSE);
1943 image = mono_image_open (exe_file, NULL);
1945 if (image == NULL) {
1946 /* The image is wrong or the file was not found. In this case return
1947 * a default runtime and leave to the initialization method the work of
1948 * reporting the error.
1950 runtimes [0] = get_runtime_by_version (DEFAULT_RUNTIME_VERSION);
1951 runtimes [1] = NULL;
1957 runtimes [0] = get_runtime_by_version (image->version);
1958 runtimes [1] = NULL;
1963 * mono_get_runtime_info:
1965 * Returns: the version of the current runtime instance.
1967 const MonoRuntimeInfo*
1968 mono_get_runtime_info (void)
1970 return current_runtime;
1974 * mono_framework_version:
1976 * Return the major version of the framework curently executing.
1979 mono_framework_version (void)
1981 return current_runtime->framework_version [0] - '0';
1985 mono_enable_debug_domain_unload (gboolean enable)
1987 debug_domain_unload = enable;
1990 MonoAotCacheConfig *
1991 mono_get_aot_cache_config (void)
1993 return &aot_cache_config;
1997 mono_domain_lock (MonoDomain *domain)
1999 mono_locks_coop_acquire (&domain->lock, DomainLock);
2003 mono_domain_unlock (MonoDomain *domain)
2005 mono_locks_coop_release (&domain->lock, DomainLock);
2009 mono_domain_get_assemblies (MonoDomain *domain, gboolean refonly)
2012 GPtrArray *assemblies;
2015 assemblies = g_ptr_array_new ();
2016 mono_domain_assemblies_lock (domain);
2017 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
2018 ass = (MonoAssembly *)tmp->data;
2019 if (refonly != ass->ref_only)
2021 if (ass->corlib_internal)
2023 g_ptr_array_add (assemblies, ass);
2025 mono_domain_assemblies_unlock (domain);