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 <mono/metadata/w32file.h>
48 #include <metadata/threads.h>
49 #include <metadata/profiler-private.h>
50 #include <mono/metadata/coree.h>
51 #include <mono/io-layer/io-layer.h>
53 //#define DEBUG_DOMAIN_UNLOAD 1
55 #define GET_APPDOMAIN() ((MonoDomain*)mono_tls_get_domain ())
56 #define SET_APPDOMAIN(x) do { \
57 MonoThreadInfo *info; \
58 mono_tls_set_domain (x); \
59 info = mono_thread_info_current (); \
61 mono_thread_info_tls_set (info, TLS_KEY_DOMAIN, (x)); \
64 #define GET_APPCONTEXT() (mono_thread_internal_current ()->current_appcontext)
65 #define SET_APPCONTEXT(x) MONO_OBJECT_SETREF (mono_thread_internal_current (), current_appcontext, (x))
67 static guint16 appdomain_list_size = 0;
68 static guint16 appdomain_next = 0;
69 static MonoDomain **appdomains_list = NULL;
70 static MonoImage *exe_image;
71 static gboolean debug_domain_unload;
73 gboolean mono_dont_free_domains;
75 #define mono_appdomains_lock() mono_coop_mutex_lock (&appdomains_mutex)
76 #define mono_appdomains_unlock() mono_coop_mutex_unlock (&appdomains_mutex)
77 static MonoCoopMutex appdomains_mutex;
79 static MonoDomain *mono_root_domain = NULL;
82 static int max_domain_code_size = 0;
83 static int max_domain_code_alloc = 0;
84 static int total_domain_code_alloc = 0;
86 /* AppConfigInfo: Information about runtime versions supported by an
90 GSList *supported_runtimes;
91 char *required_runtime;
92 int configuration_count;
96 static const MonoRuntimeInfo *current_runtime = NULL;
98 /* This is the list of runtime versions supported by this JIT.
100 static const MonoRuntimeInfo supported_runtimes[] = {
101 {"v4.0.30319","4.5", { {4,0,0,0}, {10,0,0,0}, {4,0,0,0}, {4,0,0,0} } },
102 {"mobile", "2.1", { {2,0,5,0}, {10,0,0,0}, {2,0,5,0}, {2,0,5,0} } },
103 {"moonlight", "2.1", { {2,0,5,0}, { 9,0,0,0}, {3,5,0,0}, {3,0,0,0} } },
107 /* The stable runtime version */
108 #define DEFAULT_RUNTIME_VERSION "v4.0.30319"
110 /* Callbacks installed by the JIT */
111 static MonoCreateDomainFunc create_domain_hook;
112 static MonoFreeDomainFunc free_domain_hook;
114 /* AOT cache configuration */
115 static MonoAotCacheConfig aot_cache_config;
118 get_runtimes_from_exe (const char *exe_file, MonoImage **exe_image, const MonoRuntimeInfo** runtimes);
120 static const MonoRuntimeInfo*
121 get_runtime_by_version (const char *version);
123 #define ALIGN_TO(val,align) ((((guint64)val) + ((align) - 1)) & ~((align) - 1))
124 #define ALIGN_PTR_TO(ptr,align) (gpointer)((((gssize)(ptr)) + (align - 1)) & (~(align - 1)))
126 static LockFreeMempool*
127 lock_free_mempool_new (void)
129 return g_new0 (LockFreeMempool, 1);
133 lock_free_mempool_free (LockFreeMempool *mp)
135 LockFreeMempoolChunk *chunk, *next;
139 next = (LockFreeMempoolChunk *)chunk->prev;
140 mono_vfree (chunk, mono_pagesize (), MONO_MEM_ACCOUNT_DOMAIN);
149 static LockFreeMempoolChunk*
150 lock_free_mempool_chunk_new (LockFreeMempool *mp, int len)
152 LockFreeMempoolChunk *chunk, *prev;
155 size = mono_pagesize ();
156 while (size - sizeof (LockFreeMempoolChunk) < len)
157 size += mono_pagesize ();
158 chunk = (LockFreeMempoolChunk *)mono_valloc (0, size, MONO_MMAP_READ|MONO_MMAP_WRITE, MONO_MEM_ACCOUNT_DOMAIN);
160 chunk->mem = (guint8 *)ALIGN_PTR_TO ((char*)chunk + sizeof (LockFreeMempoolChunk), 16);
161 chunk->size = ((char*)chunk + size) - (char*)chunk->mem;
164 /* Add to list of chunks lock-free */
167 if (InterlockedCompareExchangePointer ((volatile gpointer*)&mp->chunks, chunk, prev) == prev)
179 lock_free_mempool_alloc0 (LockFreeMempool *mp, guint size)
181 LockFreeMempoolChunk *chunk;
185 // FIXME: Free the allocator
187 size = ALIGN_TO (size, 8);
190 chunk = lock_free_mempool_chunk_new (mp, size);
191 mono_memory_barrier ();
196 /* The code below is lock-free, 'chunk' is shared state */
197 oldpos = InterlockedExchangeAdd (&chunk->pos, size);
198 if (oldpos + size > chunk->size) {
199 chunk = lock_free_mempool_chunk_new (mp, size);
200 g_assert (chunk->pos + size <= chunk->size);
203 mono_memory_barrier ();
206 res = (char*)chunk->mem + oldpos;
213 mono_install_create_domain_hook (MonoCreateDomainFunc func)
215 create_domain_hook = func;
219 mono_install_free_domain_hook (MonoFreeDomainFunc func)
221 free_domain_hook = func;
226 * @s1: First string to compare
227 * @s2: Second string to compare
229 * Compares two `MonoString*` instances ordinally for equality.
231 * Returns FALSE if the strings differ.
234 mono_string_equal (MonoString *s1, MonoString *s2)
236 int l1 = mono_string_length (s1);
237 int l2 = mono_string_length (s2);
244 return memcmp (mono_string_chars (s1), mono_string_chars (s2), l1 * 2) == 0;
249 * @s: the string to hash
251 * Compute the hash for a `MonoString*`
252 * Returns the hash for the string.
255 mono_string_hash (MonoString *s)
257 const guint16 *p = mono_string_chars (s);
258 int i, len = mono_string_length (s);
261 for (i = 0; i < len; i++) {
262 h = (h << 5) - h + *p;
270 mono_ptrarray_equal (gpointer *s1, gpointer *s2)
272 int len = GPOINTER_TO_INT (s1 [0]);
273 if (len != GPOINTER_TO_INT (s2 [0]))
276 return memcmp (s1 + 1, s2 + 1, len * sizeof(gpointer)) == 0;
280 mono_ptrarray_hash (gpointer *s)
283 int len = GPOINTER_TO_INT (s [0]);
286 for (i = 1; i < len; i++)
287 hash += GPOINTER_TO_UINT (s [i]);
293 * Allocate an id for domain and set domain->domain_id.
294 * LOCKING: must be called while holding appdomains_mutex.
295 * We try to assign low numbers to the domain, so it can be used
296 * as an index in data tables to lookup domain-specific info
297 * with minimal memory overhead. We also try not to reuse the
298 * same id too quickly (to help debugging).
301 domain_id_alloc (MonoDomain *domain)
304 if (!appdomains_list) {
305 appdomain_list_size = 2;
306 appdomains_list = (MonoDomain **)mono_gc_alloc_fixed (appdomain_list_size * sizeof (void*), MONO_GC_DESCRIPTOR_NULL, MONO_ROOT_SOURCE_DOMAIN, "domains list");
308 for (i = appdomain_next; i < appdomain_list_size; ++i) {
309 if (!appdomains_list [i]) {
315 for (i = 0; i < appdomain_next; ++i) {
316 if (!appdomains_list [i]) {
323 MonoDomain **new_list;
324 int new_size = appdomain_list_size * 2;
325 if (new_size >= (1 << 16))
326 g_assert_not_reached ();
327 id = appdomain_list_size;
328 new_list = (MonoDomain **)mono_gc_alloc_fixed (new_size * sizeof (void*), MONO_GC_DESCRIPTOR_NULL, MONO_ROOT_SOURCE_DOMAIN, "domains list");
329 memcpy (new_list, appdomains_list, appdomain_list_size * sizeof (void*));
330 mono_gc_free_fixed (appdomains_list);
331 appdomains_list = new_list;
332 appdomain_list_size = new_size;
334 domain->domain_id = id;
335 appdomains_list [id] = domain;
337 if (appdomain_next > appdomain_list_size)
342 static gsize domain_gc_bitmap [sizeof(MonoDomain)/4/32 + 1];
343 static MonoGCDescriptor domain_gc_desc = MONO_GC_DESCRIPTOR_NULL;
344 static guint32 domain_shadow_serial = 0L;
347 * mono_domain_create:
349 * Creates a new application domain, the unmanaged representation
350 * of the actual domain. Usually you will want to create the
352 * Application domains provide an isolation facilty for assemblies. You
353 * can load assemblies and execute code in them that will not be visible
354 * to other application domains. This is a runtime-based virtualization
357 * It is possible to unload domains, which unloads the assemblies and
358 * data that was allocated in that domain.
360 * When a domain is created a mempool is allocated for domain-specific
361 * structures, along a dedicated code manager to hold code that is
362 * associated with the domain.
364 * Returns: New initialized MonoDomain, with no configuration or assemblies
368 mono_domain_create (void)
371 guint32 shadow_serial;
373 mono_appdomains_lock ();
374 shadow_serial = domain_shadow_serial++;
376 if (!domain_gc_desc) {
377 unsigned int i, bit = 0;
378 for (i = G_STRUCT_OFFSET (MonoDomain, MONO_DOMAIN_FIRST_OBJECT); i < G_STRUCT_OFFSET (MonoDomain, MONO_DOMAIN_FIRST_GC_TRACKED); i += sizeof (gpointer)) {
379 bit = i / sizeof (gpointer);
380 domain_gc_bitmap [bit / 32] |= (gsize) 1 << (bit % 32);
382 domain_gc_desc = mono_gc_make_descr_from_bitmap ((gsize*)domain_gc_bitmap, bit + 1);
384 mono_appdomains_unlock ();
388 * Boehm doesn't like roots inside GC allocated objects, and alloc_fixed returns
389 * a GC_MALLOC-ed object, contrary to the api docs. This causes random crashes when
390 * running the corlib test suite.
391 * To solve this, we pass a NULL descriptor, and don't register roots.
393 domain = (MonoDomain *)mono_gc_alloc_fixed (sizeof (MonoDomain), NULL, MONO_ROOT_SOURCE_DOMAIN, "domain object");
395 domain = (MonoDomain *)mono_gc_alloc_fixed (sizeof (MonoDomain), domain_gc_desc, MONO_ROOT_SOURCE_DOMAIN, "domain object");
396 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");
398 domain->shadow_serial = shadow_serial;
399 domain->domain = NULL;
400 domain->setup = NULL;
401 domain->friendly_name = NULL;
402 domain->search_path = NULL;
404 mono_profiler_appdomain_event (domain, MONO_PROFILE_START_LOAD);
406 domain->mp = mono_mempool_new ();
407 domain->code_mp = mono_code_manager_new ();
408 domain->lock_free_mp = lock_free_mempool_new ();
409 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");
410 domain->domain_assemblies = NULL;
411 domain->assembly_bindings = NULL;
412 domain->assembly_bindings_parsed = FALSE;
413 domain->class_vtable_array = g_ptr_array_new ();
414 domain->proxy_vtable_hash = g_hash_table_new ((GHashFunc)mono_ptrarray_hash, (GCompareFunc)mono_ptrarray_equal);
415 domain->static_data_array = NULL;
416 mono_jit_code_hash_init (&domain->jit_code_hash);
417 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");
418 domain->num_jit_info_tables = 1;
419 domain->jit_info_table = mono_jit_info_table_new (domain);
420 domain->jit_info_free_queue = NULL;
421 domain->finalizable_objects_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
422 domain->ftnptrs_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
424 mono_coop_mutex_init_recursive (&domain->lock);
426 mono_os_mutex_init_recursive (&domain->assemblies_lock);
427 mono_os_mutex_init_recursive (&domain->jit_code_hash_lock);
428 mono_os_mutex_init_recursive (&domain->finalizable_objects_hash_lock);
430 domain->method_rgctx_hash = NULL;
432 mono_appdomains_lock ();
433 domain_id_alloc (domain);
434 mono_appdomains_unlock ();
436 #ifndef DISABLE_PERFCOUNTERS
437 mono_perfcounters->loader_appdomains++;
438 mono_perfcounters->loader_total_appdomains++;
441 mono_debug_domain_create (domain);
443 if (create_domain_hook)
444 create_domain_hook (domain);
446 mono_profiler_appdomain_loaded (domain, MONO_PROFILE_OK);
452 * mono_init_internal:
454 * Creates the initial application domain and initializes the mono_defaults
456 * This function is guaranteed to not run any IL code.
457 * If exe_filename is not NULL, the method will determine the required runtime
458 * from the exe configuration file or the version PE field.
459 * If runtime_version is not NULL, that runtime version will be used.
460 * Either exe_filename or runtime_version must be provided.
462 * Returns: the initial domain.
465 mono_init_internal (const char *filename, const char *exe_filename, const char *runtime_version)
467 static MonoDomain *domain = NULL;
468 MonoAssembly *ass = NULL;
469 MonoImageOpenStatus status = MONO_IMAGE_OK;
470 const MonoRuntimeInfo* runtimes [G_N_ELEMENTS (supported_runtimes) + 1] = { NULL };
473 #ifdef DEBUG_DOMAIN_UNLOAD
474 debug_domain_unload = TRUE;
478 g_assert_not_reached ();
480 #if defined(HOST_WIN32) && G_HAVE_API_SUPPORT(HAVE_CLASSIC_WINAPI_SUPPORT)
481 /* Avoid system error message boxes. */
482 SetErrorMode (SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
486 mono_w32handle_init ();
487 mono_w32handle_namespace_init ();
490 mono_w32mutex_init ();
491 mono_w32semaphore_init ();
492 mono_w32event_init ();
493 mono_w32process_init ();
494 mono_w32file_init ();
496 #ifndef DISABLE_PERFCOUNTERS
497 mono_perfcounters_init ();
499 mono_counters_init ();
501 mono_counters_register ("Max native code in a domain", MONO_COUNTER_INT|MONO_COUNTER_JIT, &max_domain_code_size);
502 mono_counters_register ("Max code space allocated in a domain", MONO_COUNTER_INT|MONO_COUNTER_JIT, &max_domain_code_alloc);
503 mono_counters_register ("Total code space allocated", MONO_COUNTER_INT|MONO_COUNTER_JIT, &total_domain_code_alloc);
505 mono_gc_base_init ();
506 mono_thread_info_attach (&dummy);
508 mono_coop_mutex_init_recursive (&appdomains_mutex);
510 mono_metadata_init ();
512 mono_assemblies_init ();
513 mono_classes_init ();
515 mono_reflection_init ();
516 mono_runtime_init_tls ();
518 /* FIXME: When should we release this memory? */
519 MONO_GC_REGISTER_ROOT_FIXED (appdomains_list, MONO_ROOT_SOURCE_DOMAIN, "domains list");
521 domain = mono_domain_create ();
522 mono_root_domain = domain;
524 SET_APPDOMAIN (domain);
526 /* Get a list of runtimes supported by the exe */
527 if (exe_filename != NULL) {
529 * This function will load the exe file as a MonoImage. We need to close it, but
530 * that would mean it would be reloaded later. So instead, we save it to
531 * exe_image, and close it during shutdown.
533 get_runtimes_from_exe (exe_filename, &exe_image, runtimes);
536 exe_image = mono_assembly_open_from_bundle (exe_filename, NULL, FALSE);
538 exe_image = mono_image_open (exe_filename, NULL);
540 mono_fixup_exe_image (exe_image);
542 } else if (runtime_version != NULL) {
543 runtimes [0] = get_runtime_by_version (runtime_version);
547 if (runtimes [0] == NULL) {
548 const MonoRuntimeInfo *default_runtime = get_runtime_by_version (DEFAULT_RUNTIME_VERSION);
549 runtimes [0] = default_runtime;
551 g_print ("WARNING: The runtime version supported by this application is unavailable.\n");
552 g_print ("Using default runtime: %s\n", default_runtime->runtime_version);
555 /* The selected runtime will be the first one for which there is a mscrolib.dll */
556 for (n = 0; runtimes [n] != NULL && ass == NULL; n++) {
557 current_runtime = runtimes [n];
558 ass = mono_assembly_load_corlib (current_runtime, &status);
559 if (status != MONO_IMAGE_OK && status != MONO_IMAGE_ERROR_ERRNO)
564 if ((status != MONO_IMAGE_OK) || (ass == NULL)) {
566 case MONO_IMAGE_ERROR_ERRNO: {
567 char *corlib_file = g_build_filename (mono_assembly_getrootdir (), "mono", current_runtime->framework_version, "mscorlib.dll", NULL);
568 g_print ("The assembly mscorlib.dll was not found or could not be loaded.\n");
569 g_print ("It should have been installed in the `%s' directory.\n", corlib_file);
570 g_free (corlib_file);
573 case MONO_IMAGE_IMAGE_INVALID:
574 g_print ("The file %s/mscorlib.dll is an invalid CIL image\n",
575 mono_assembly_getrootdir ());
577 case MONO_IMAGE_MISSING_ASSEMBLYREF:
578 g_print ("Missing assembly reference in %s/mscorlib.dll\n",
579 mono_assembly_getrootdir ());
582 /* to suppress compiler warning */
588 mono_defaults.corlib = mono_assembly_get_image (ass);
590 mono_defaults.object_class = mono_class_load_from_name (
591 mono_defaults.corlib, "System", "Object");
593 mono_defaults.void_class = mono_class_load_from_name (
594 mono_defaults.corlib, "System", "Void");
596 mono_defaults.boolean_class = mono_class_load_from_name (
597 mono_defaults.corlib, "System", "Boolean");
599 mono_defaults.byte_class = mono_class_load_from_name (
600 mono_defaults.corlib, "System", "Byte");
602 mono_defaults.sbyte_class = mono_class_load_from_name (
603 mono_defaults.corlib, "System", "SByte");
605 mono_defaults.int16_class = mono_class_load_from_name (
606 mono_defaults.corlib, "System", "Int16");
608 mono_defaults.uint16_class = mono_class_load_from_name (
609 mono_defaults.corlib, "System", "UInt16");
611 mono_defaults.int32_class = mono_class_load_from_name (
612 mono_defaults.corlib, "System", "Int32");
614 mono_defaults.uint32_class = mono_class_load_from_name (
615 mono_defaults.corlib, "System", "UInt32");
617 mono_defaults.uint_class = mono_class_load_from_name (
618 mono_defaults.corlib, "System", "UIntPtr");
620 mono_defaults.int_class = mono_class_load_from_name (
621 mono_defaults.corlib, "System", "IntPtr");
623 mono_defaults.int64_class = mono_class_load_from_name (
624 mono_defaults.corlib, "System", "Int64");
626 mono_defaults.uint64_class = mono_class_load_from_name (
627 mono_defaults.corlib, "System", "UInt64");
629 mono_defaults.single_class = mono_class_load_from_name (
630 mono_defaults.corlib, "System", "Single");
632 mono_defaults.double_class = mono_class_load_from_name (
633 mono_defaults.corlib, "System", "Double");
635 mono_defaults.char_class = mono_class_load_from_name (
636 mono_defaults.corlib, "System", "Char");
638 mono_defaults.string_class = mono_class_load_from_name (
639 mono_defaults.corlib, "System", "String");
641 mono_defaults.enum_class = mono_class_load_from_name (
642 mono_defaults.corlib, "System", "Enum");
644 mono_defaults.array_class = mono_class_load_from_name (
645 mono_defaults.corlib, "System", "Array");
647 mono_defaults.delegate_class = mono_class_load_from_name (
648 mono_defaults.corlib, "System", "Delegate");
650 mono_defaults.multicastdelegate_class = mono_class_load_from_name (
651 mono_defaults.corlib, "System", "MulticastDelegate");
653 mono_defaults.asyncresult_class = mono_class_load_from_name (
654 mono_defaults.corlib, "System.Runtime.Remoting.Messaging",
657 mono_defaults.manualresetevent_class = mono_class_load_from_name (
658 mono_defaults.corlib, "System.Threading", "ManualResetEvent");
660 mono_defaults.typehandle_class = mono_class_load_from_name (
661 mono_defaults.corlib, "System", "RuntimeTypeHandle");
663 mono_defaults.methodhandle_class = mono_class_load_from_name (
664 mono_defaults.corlib, "System", "RuntimeMethodHandle");
666 mono_defaults.fieldhandle_class = mono_class_load_from_name (
667 mono_defaults.corlib, "System", "RuntimeFieldHandle");
669 mono_defaults.systemtype_class = mono_class_load_from_name (
670 mono_defaults.corlib, "System", "Type");
672 mono_defaults.runtimetype_class = mono_class_load_from_name (
673 mono_defaults.corlib, "System", "RuntimeType");
675 mono_defaults.exception_class = mono_class_load_from_name (
676 mono_defaults.corlib, "System", "Exception");
678 mono_defaults.threadabortexception_class = mono_class_load_from_name (
679 mono_defaults.corlib, "System.Threading", "ThreadAbortException");
681 mono_defaults.thread_class = mono_class_load_from_name (
682 mono_defaults.corlib, "System.Threading", "Thread");
684 mono_defaults.internal_thread_class = mono_class_load_from_name (
685 mono_defaults.corlib, "System.Threading", "InternalThread");
687 mono_defaults.appdomain_class = mono_class_load_from_name (
688 mono_defaults.corlib, "System", "AppDomain");
690 #ifndef DISABLE_REMOTING
691 mono_defaults.transparent_proxy_class = mono_class_load_from_name (
692 mono_defaults.corlib, "System.Runtime.Remoting.Proxies", "TransparentProxy");
694 mono_defaults.real_proxy_class = mono_class_load_from_name (
695 mono_defaults.corlib, "System.Runtime.Remoting.Proxies", "RealProxy");
697 mono_defaults.marshalbyrefobject_class = mono_class_load_from_name (
698 mono_defaults.corlib, "System", "MarshalByRefObject");
700 mono_defaults.iremotingtypeinfo_class = mono_class_load_from_name (
701 mono_defaults.corlib, "System.Runtime.Remoting", "IRemotingTypeInfo");
705 mono_defaults.mono_method_message_class = mono_class_load_from_name (
706 mono_defaults.corlib, "System.Runtime.Remoting.Messaging", "MonoMethodMessage");
708 mono_defaults.field_info_class = mono_class_load_from_name (
709 mono_defaults.corlib, "System.Reflection", "FieldInfo");
711 mono_defaults.method_info_class = mono_class_load_from_name (
712 mono_defaults.corlib, "System.Reflection", "MethodInfo");
714 mono_defaults.stringbuilder_class = mono_class_load_from_name (
715 mono_defaults.corlib, "System.Text", "StringBuilder");
717 mono_defaults.math_class = mono_class_load_from_name (
718 mono_defaults.corlib, "System", "Math");
720 mono_defaults.stack_frame_class = mono_class_load_from_name (
721 mono_defaults.corlib, "System.Diagnostics", "StackFrame");
723 mono_defaults.stack_trace_class = mono_class_load_from_name (
724 mono_defaults.corlib, "System.Diagnostics", "StackTrace");
726 mono_defaults.marshal_class = mono_class_load_from_name (
727 mono_defaults.corlib, "System.Runtime.InteropServices", "Marshal");
729 mono_defaults.typed_reference_class = mono_class_load_from_name (
730 mono_defaults.corlib, "System", "TypedReference");
732 mono_defaults.argumenthandle_class = mono_class_load_from_name (
733 mono_defaults.corlib, "System", "RuntimeArgumentHandle");
735 mono_defaults.monitor_class = mono_class_load_from_name (
736 mono_defaults.corlib, "System.Threading", "Monitor");
738 Not using GENERATE_TRY_GET_CLASS_WITH_CACHE_DECL as this type is heavily checked by sgen when computing finalization.
740 mono_defaults.critical_finalizer_object = mono_class_try_load_from_name (mono_defaults.corlib,
741 "System.Runtime.ConstrainedExecution", "CriticalFinalizerObject");
743 mono_assembly_load_friends (ass);
745 mono_defaults.handleref_class = mono_class_try_load_from_name (
746 mono_defaults.corlib, "System.Runtime.InteropServices", "HandleRef");
748 mono_defaults.attribute_class = mono_class_load_from_name (
749 mono_defaults.corlib, "System", "Attribute");
751 mono_defaults.customattribute_data_class = mono_class_load_from_name (
752 mono_defaults.corlib, "System.Reflection", "CustomAttributeData");
754 mono_class_init (mono_defaults.array_class);
755 mono_defaults.generic_nullable_class = mono_class_load_from_name (
756 mono_defaults.corlib, "System", "Nullable`1");
757 mono_defaults.generic_ilist_class = mono_class_load_from_name (
758 mono_defaults.corlib, "System.Collections.Generic", "IList`1");
759 mono_defaults.generic_ireadonlylist_class = mono_class_load_from_name (
760 mono_defaults.corlib, "System.Collections.Generic", "IReadOnlyList`1");
762 mono_defaults.threadpool_wait_callback_class = mono_class_load_from_name (
763 mono_defaults.corlib, "System.Threading", "_ThreadPoolWaitCallback");
765 mono_defaults.threadpool_perform_wait_callback_method = mono_class_get_method_from_name (
766 mono_defaults.threadpool_wait_callback_class, "PerformWaitCallback", 0);
768 domain->friendly_name = g_path_get_basename (filename);
770 mono_profiler_appdomain_name (domain, domain->friendly_name);
778 * Creates the initial application domain and initializes the mono_defaults
781 * This function is guaranteed to not run any IL code.
782 * The runtime is initialized using the default runtime version.
784 * Returns: the initial domain.
787 mono_init (const char *domain_name)
789 return mono_init_internal (domain_name, NULL, DEFAULT_RUNTIME_VERSION);
793 * mono_init_from_assembly:
794 * @domain_name: name to give to the initial domain
795 * @filename: filename to load on startup
797 * Used by the runtime, users should use mono_jit_init instead.
799 * Creates the initial application domain and initializes the mono_defaults
801 * This function is guaranteed to not run any IL code.
802 * The runtime is initialized using the runtime version required by the
803 * provided executable. The version is determined by looking at the exe
804 * configuration file and the version PE field)
806 * Returns: the initial domain.
809 mono_init_from_assembly (const char *domain_name, const char *filename)
811 return mono_init_internal (domain_name, filename, NULL);
817 * Used by the runtime, users should use mono_jit_init instead.
819 * Creates the initial application domain and initializes the mono_defaults
822 * This function is guaranteed to not run any IL code.
823 * The runtime is initialized using the provided rutime version.
825 * Returns: the initial domain.
828 mono_init_version (const char *domain_name, const char *version)
830 return mono_init_internal (domain_name, NULL, version);
836 * Cleans up all metadata modules.
841 mono_close_exe_image ();
843 mono_defaults.corlib = NULL;
845 mono_config_cleanup ();
846 mono_loader_cleanup ();
847 mono_classes_cleanup ();
848 mono_assemblies_cleanup ();
849 mono_debug_cleanup ();
850 mono_images_cleanup ();
851 mono_metadata_cleanup ();
853 mono_coop_mutex_destroy (&appdomains_mutex);
855 mono_w32process_cleanup ();
856 mono_w32file_cleanup ();
860 mono_close_exe_image (void)
863 mono_image_close (exe_image);
867 * mono_get_root_domain:
869 * The root AppDomain is the initial domain created by the runtime when it is
870 * initialized. Programs execute on this AppDomain, but can create new ones
871 * later. Currently there is no unmanaged API to create new AppDomains, this
872 * must be done from managed code.
874 * Returns: the root appdomain, to obtain the current domain, use mono_domain_get ()
877 mono_get_root_domain (void)
879 return mono_root_domain;
885 * This method returns the value of the current MonoDomain that this thread
886 * and code are running under. To obtain the root domain use
887 * mono_get_root_domain() API.
889 * Returns: the current domain
894 return GET_APPDOMAIN ();
898 mono_domain_unset (void)
900 SET_APPDOMAIN (NULL);
904 mono_domain_set_internal_with_options (MonoDomain *domain, gboolean migrate_exception)
906 MonoInternalThread *thread;
908 if (mono_domain_get () == domain)
911 SET_APPDOMAIN (domain);
912 SET_APPCONTEXT (domain->default_context);
914 if (migrate_exception) {
915 thread = mono_thread_internal_current ();
916 if (!thread->abort_exc)
919 g_assert (thread->abort_exc->object.vtable->domain != domain);
920 MONO_OBJECT_SETREF (thread, abort_exc, mono_get_exception_thread_abort ());
921 g_assert (thread->abort_exc->object.vtable->domain == domain);
926 * mono_domain_set_internal:
927 * @domain: the new domain
929 * Sets the current domain to @domain.
932 mono_domain_set_internal (MonoDomain *domain)
934 mono_domain_set_internal_with_options (domain, TRUE);
938 * mono_domain_foreach:
939 * @func: function to invoke with the domain data
940 * @user_data: user-defined pointer that is passed to the supplied @func fo reach domain
942 * Use this method to safely iterate over all the loaded application
943 * domains in the current runtime. The provided @func is invoked with a
944 * pointer to the MonoDomain and is given the value of the @user_data
945 * parameter which can be used to pass state to your called routine.
948 mono_domain_foreach (MonoDomainFunc func, gpointer user_data)
954 * Create a copy of the data to avoid calling the user callback
955 * inside the lock because that could lead to deadlocks.
956 * We can do this because this function is not perf. critical.
958 mono_appdomains_lock ();
959 size = appdomain_list_size;
960 copy = (MonoDomain **)mono_gc_alloc_fixed (appdomain_list_size * sizeof (void*), MONO_GC_DESCRIPTOR_NULL, MONO_ROOT_SOURCE_DOMAIN, "temporary domains list");
961 memcpy (copy, appdomains_list, appdomain_list_size * sizeof (void*));
962 mono_appdomains_unlock ();
964 for (i = 0; i < size; ++i) {
966 func (copy [i], user_data);
969 mono_gc_free_fixed (copy);
973 * mono_domain_assembly_open:
974 * @domain: the application domain
975 * @name: file name of the assembly
977 * fixme: maybe we should integrate this with mono_assembly_open ??
980 mono_domain_assembly_open (MonoDomain *domain, const char *name)
986 mono_domain_assemblies_lock (domain);
987 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
988 ass = (MonoAssembly *)tmp->data;
989 if (strcmp (name, ass->aname.name) == 0) {
990 mono_domain_assemblies_unlock (domain);
994 mono_domain_assemblies_unlock (domain);
996 if (domain != mono_domain_get ()) {
997 current = mono_domain_get ();
999 mono_domain_set (domain, FALSE);
1000 ass = mono_assembly_open (name, NULL);
1001 mono_domain_set (current, FALSE);
1003 ass = mono_assembly_open (name, NULL);
1010 unregister_vtable_reflection_type (MonoVTable *vtable)
1012 MonoObject *type = (MonoObject *)vtable->type;
1014 if (type->vtable->klass != mono_defaults.runtimetype_class)
1015 MONO_GC_UNREGISTER_ROOT_IF_MOVING (vtable->type);
1020 * @domain: the domain to release
1021 * @force: if true, it allows the root domain to be released (used at shutdown only).
1023 * This releases the resources associated with the specific domain.
1024 * This is a low-level function that is invoked by the AppDomain infrastructure
1028 mono_domain_free (MonoDomain *domain, gboolean force)
1030 int code_size, code_alloc;
1034 if ((domain == mono_root_domain) && !force) {
1035 g_warning ("cant unload root domain");
1039 if (mono_dont_free_domains)
1042 mono_profiler_appdomain_event (domain, MONO_PROFILE_START_UNLOAD);
1044 mono_debug_domain_unload (domain);
1046 mono_appdomains_lock ();
1047 appdomains_list [domain->domain_id] = NULL;
1048 mono_appdomains_unlock ();
1050 /* must do this early as it accesses fields and types */
1051 if (domain->special_static_fields) {
1052 mono_alloc_special_static_data_free (domain->special_static_fields);
1053 g_hash_table_destroy (domain->special_static_fields);
1054 domain->special_static_fields = NULL;
1058 * We must destroy all these hash tables here because they
1059 * contain references to managed objects belonging to the
1060 * domain. Once we let the GC clear the domain there must be
1061 * no more such references, or we'll crash if a collection
1064 mono_g_hash_table_destroy (domain->ldstr_table);
1065 domain->ldstr_table = NULL;
1067 mono_g_hash_table_destroy (domain->env);
1070 mono_reflection_cleanup_domain (domain);
1072 /* This must be done before type_hash is freed */
1073 if (domain->class_vtable_array) {
1075 for (i = 0; i < domain->class_vtable_array->len; ++i)
1076 unregister_vtable_reflection_type ((MonoVTable *)g_ptr_array_index (domain->class_vtable_array, i));
1079 if (domain->type_hash) {
1080 mono_g_hash_table_destroy (domain->type_hash);
1081 domain->type_hash = NULL;
1083 if (domain->type_init_exception_hash) {
1084 mono_g_hash_table_destroy (domain->type_init_exception_hash);
1085 domain->type_init_exception_hash = NULL;
1088 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
1089 MonoAssembly *ass = (MonoAssembly *)tmp->data;
1090 mono_assembly_release_gc_roots (ass);
1093 /* Have to zero out reference fields since they will be invalidated by the clear_domain () call below */
1094 for (p = (gpointer*)&domain->MONO_DOMAIN_FIRST_OBJECT; p < (gpointer*)&domain->MONO_DOMAIN_FIRST_GC_TRACKED; ++p)
1097 /* This needs to be done before closing assemblies */
1098 mono_gc_clear_domain (domain);
1100 /* Close dynamic assemblies first, since they have no ref count */
1101 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
1102 MonoAssembly *ass = (MonoAssembly *)tmp->data;
1103 if (!ass->image || !image_is_dynamic (ass->image))
1105 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);
1106 if (!mono_assembly_close_except_image_pools (ass))
1110 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
1111 MonoAssembly *ass = (MonoAssembly *)tmp->data;
1114 if (!ass->image || image_is_dynamic (ass->image))
1116 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);
1117 if (!mono_assembly_close_except_image_pools (ass))
1121 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
1122 MonoAssembly *ass = (MonoAssembly *)tmp->data;
1124 mono_assembly_close_finish (ass);
1126 g_slist_free (domain->domain_assemblies);
1127 domain->domain_assemblies = NULL;
1130 * Send this after the assemblies have been unloaded and the domain is still in a
1133 mono_profiler_appdomain_event (domain, MONO_PROFILE_END_UNLOAD);
1135 if (free_domain_hook)
1136 free_domain_hook (domain);
1138 /* FIXME: free delegate_hash_table when it's used */
1139 if (domain->search_path) {
1140 g_strfreev (domain->search_path);
1141 domain->search_path = NULL;
1143 domain->create_proxy_for_type_method = NULL;
1144 domain->private_invoke_method = NULL;
1145 domain->default_context = NULL;
1146 domain->out_of_memory_ex = NULL;
1147 domain->null_reference_ex = NULL;
1148 domain->stack_overflow_ex = NULL;
1149 domain->ephemeron_tombstone = NULL;
1150 domain->entry_assembly = NULL;
1152 g_free (domain->friendly_name);
1153 domain->friendly_name = NULL;
1154 g_ptr_array_free (domain->class_vtable_array, TRUE);
1155 domain->class_vtable_array = NULL;
1156 g_hash_table_destroy (domain->proxy_vtable_hash);
1157 domain->proxy_vtable_hash = NULL;
1158 if (domain->static_data_array) {
1159 mono_gc_free_fixed (domain->static_data_array);
1160 domain->static_data_array = NULL;
1162 mono_internal_hash_table_destroy (&domain->jit_code_hash);
1165 * There might still be jit info tables of this domain which
1166 * are not freed. Since the domain cannot be in use anymore,
1167 * this will free them.
1169 mono_thread_hazardous_try_free_all ();
1170 if (domain->aot_modules)
1171 mono_jit_info_table_free (domain->aot_modules);
1172 g_assert (domain->num_jit_info_tables == 1);
1173 mono_jit_info_table_free (domain->jit_info_table);
1174 domain->jit_info_table = NULL;
1175 g_assert (!domain->jit_info_free_queue);
1177 /* collect statistics */
1178 code_alloc = mono_code_manager_size (domain->code_mp, &code_size);
1179 total_domain_code_alloc += code_alloc;
1180 max_domain_code_alloc = MAX (max_domain_code_alloc, code_alloc);
1181 max_domain_code_size = MAX (max_domain_code_size, code_size);
1183 if (debug_domain_unload) {
1184 mono_mempool_invalidate (domain->mp);
1185 mono_code_manager_invalidate (domain->code_mp);
1187 #ifndef DISABLE_PERFCOUNTERS
1188 mono_perfcounters->loader_bytes -= mono_mempool_get_allocated (domain->mp);
1190 mono_mempool_destroy (domain->mp);
1192 mono_code_manager_destroy (domain->code_mp);
1193 domain->code_mp = NULL;
1195 lock_free_mempool_free (domain->lock_free_mp);
1196 domain->lock_free_mp = NULL;
1198 g_hash_table_destroy (domain->finalizable_objects_hash);
1199 domain->finalizable_objects_hash = NULL;
1200 if (domain->method_rgctx_hash) {
1201 g_hash_table_destroy (domain->method_rgctx_hash);
1202 domain->method_rgctx_hash = NULL;
1204 if (domain->generic_virtual_cases) {
1205 g_hash_table_destroy (domain->generic_virtual_cases);
1206 domain->generic_virtual_cases = NULL;
1208 if (domain->ftnptrs_hash) {
1209 g_hash_table_destroy (domain->ftnptrs_hash);
1210 domain->ftnptrs_hash = NULL;
1212 if (domain->method_to_dyn_method) {
1213 g_hash_table_destroy (domain->method_to_dyn_method);
1214 domain->method_to_dyn_method = NULL;
1217 mono_os_mutex_destroy (&domain->finalizable_objects_hash_lock);
1218 mono_os_mutex_destroy (&domain->assemblies_lock);
1219 mono_os_mutex_destroy (&domain->jit_code_hash_lock);
1221 mono_coop_mutex_destroy (&domain->lock);
1223 domain->setup = NULL;
1225 mono_gc_deregister_root ((char*)&(domain->MONO_DOMAIN_FIRST_GC_TRACKED));
1227 /* FIXME: anything else required ? */
1229 mono_gc_free_fixed (domain);
1231 #ifndef DISABLE_PERFCOUNTERS
1232 mono_perfcounters->loader_appdomains--;
1235 if (domain == mono_root_domain)
1236 mono_root_domain = NULL;
1240 * mono_domain_get_by_id:
1243 * Returns: the domain for a specific domain id.
1246 mono_domain_get_by_id (gint32 domainid)
1248 MonoDomain * domain;
1250 mono_appdomains_lock ();
1251 if (domainid < appdomain_list_size)
1252 domain = appdomains_list [domainid];
1255 mono_appdomains_unlock ();
1261 * mono_domain_get_id:
1263 * A domain ID is guaranteed to be unique for as long as the domain
1264 * using it is alive. It may be reused later once the domain has been
1267 * Returns: The unique ID for @domain.
1270 mono_domain_get_id (MonoDomain *domain)
1272 return domain->domain_id;
1276 * mono_domain_get_friendly_name:
1278 * The returned string's lifetime is the same as @domain's. Consider
1279 * copying it if you need to store it somewhere.
1281 * Returns: The friendly name of @domain. Can be NULL if not yet set.
1284 mono_domain_get_friendly_name (MonoDomain *domain)
1286 return domain->friendly_name;
1290 * mono_domain_alloc:
1292 * LOCKING: Acquires the domain lock.
1295 mono_domain_alloc (MonoDomain *domain, guint size)
1299 mono_domain_lock (domain);
1300 #ifndef DISABLE_PERFCOUNTERS
1301 mono_perfcounters->loader_bytes += size;
1303 res = mono_mempool_alloc (domain->mp, size);
1304 mono_domain_unlock (domain);
1310 * mono_domain_alloc0:
1312 * LOCKING: Acquires the domain lock.
1315 mono_domain_alloc0 (MonoDomain *domain, guint size)
1319 mono_domain_lock (domain);
1320 #ifndef DISABLE_PERFCOUNTERS
1321 mono_perfcounters->loader_bytes += size;
1323 res = mono_mempool_alloc0 (domain->mp, size);
1324 mono_domain_unlock (domain);
1330 mono_domain_alloc0_lock_free (MonoDomain *domain, guint size)
1332 return lock_free_mempool_alloc0 (domain->lock_free_mp, size);
1336 * mono_domain_code_reserve:
1338 * LOCKING: Acquires the domain lock.
1341 mono_domain_code_reserve (MonoDomain *domain, int size)
1345 mono_domain_lock (domain);
1346 res = mono_code_manager_reserve (domain->code_mp, size);
1347 mono_domain_unlock (domain);
1353 * mono_domain_code_reserve_align:
1355 * LOCKING: Acquires the domain lock.
1358 mono_domain_code_reserve_align (MonoDomain *domain, int size, int alignment)
1362 mono_domain_lock (domain);
1363 res = mono_code_manager_reserve_align (domain->code_mp, size, alignment);
1364 mono_domain_unlock (domain);
1370 * mono_domain_code_commit:
1372 * LOCKING: Acquires the domain lock.
1375 mono_domain_code_commit (MonoDomain *domain, void *data, int size, int newsize)
1377 mono_domain_lock (domain);
1378 mono_code_manager_commit (domain->code_mp, data, size, newsize);
1379 mono_domain_unlock (domain);
1383 * mono_domain_code_foreach:
1384 * Iterate over the code thunks of the code manager of @domain.
1386 * The @func callback MUST not take any locks. If it really needs to, it must respect
1387 * the locking rules of the runtime: http://www.mono-project.com/Mono:Runtime:Documentation:ThreadSafety
1388 * LOCKING: Acquires the domain lock.
1392 mono_domain_code_foreach (MonoDomain *domain, MonoCodeManagerFunc func, void *user_data)
1394 mono_domain_lock (domain);
1395 mono_code_manager_foreach (domain->code_mp, func, user_data);
1396 mono_domain_unlock (domain);
1401 mono_context_set (MonoAppContext * new_context)
1403 SET_APPCONTEXT (new_context);
1409 * Returns: the current Mono Application Context.
1412 mono_context_get (void)
1414 return GET_APPCONTEXT ();
1418 * mono_context_get_id:
1419 * @context: the context to operate on.
1421 * Context IDs are guaranteed to be unique for the duration of a Mono
1422 * process; they are never reused.
1424 * Returns: The unique ID for @context.
1427 mono_context_get_id (MonoAppContext *context)
1429 return context->context_id;
1433 * mono_context_get_domain_id:
1434 * @context: the context to operate on.
1436 * Returns: The ID of the domain that @context was created in.
1439 mono_context_get_domain_id (MonoAppContext *context)
1441 return context->domain_id;
1444 /* LOCKING: the caller holds the lock for this domain */
1446 mono_domain_add_class_static_data (MonoDomain *domain, MonoClass *klass, gpointer data, guint32 *bitmap)
1448 /* Note [Domain Static Data Array]:
1450 * Entry 0 in the array is the index of the next free slot.
1451 * Entry 1 is the total size of the array.
1454 if (domain->static_data_array) {
1455 int size = GPOINTER_TO_INT (domain->static_data_array [1]);
1456 next = GPOINTER_TO_INT (domain->static_data_array [0]);
1458 /* 'data' is allocated by alloc_fixed */
1459 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");
1460 mono_gc_memmove_aligned (new_array, domain->static_data_array, sizeof (gpointer) * size);
1462 new_array [1] = GINT_TO_POINTER (size);
1463 mono_gc_free_fixed (domain->static_data_array);
1464 domain->static_data_array = new_array;
1468 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");
1470 new_array [0] = GINT_TO_POINTER (next);
1471 new_array [1] = GINT_TO_POINTER (size);
1472 domain->static_data_array = new_array;
1474 domain->static_data_array [next++] = data;
1475 domain->static_data_array [0] = GINT_TO_POINTER (next);
1481 * Use this function to get the `MonoImage*` for the mscorlib.dll assembly
1483 * Returns: The MonoImage for mscorlib.dll
1486 mono_get_corlib (void)
1488 return mono_defaults.corlib;
1492 * mono_get_object_class:
1494 * Use this function to get the `MonoClass*` that the runtime is using for `System.Object`.
1496 * Returns: The `MonoClass*` for the `System.Object` type.
1499 mono_get_object_class (void)
1501 return mono_defaults.object_class;
1505 * mono_get_byte_class:
1507 * Use this function to get the `MonoClass*` that the runtime is using for `System.Byte`.
1509 * Returns: The `MonoClass*` for the `System.Byte` type.
1512 mono_get_byte_class (void)
1514 return mono_defaults.byte_class;
1518 * mono_get_void_class:
1520 * Use this function to get the `MonoClass*` that the runtime is using for `System.Void`.
1522 * Returns: The `MonoClass*` for the `System.Void` type.
1525 mono_get_void_class (void)
1527 return mono_defaults.void_class;
1531 * mono_get_boolean_class:
1533 * Use this function to get the `MonoClass*` that the runtime is using for `System.Boolean`.
1535 * Returns: The `MonoClass*` for the `System.Boolean` type.
1538 mono_get_boolean_class (void)
1540 return mono_defaults.boolean_class;
1544 * mono_get_sbyte_class:
1546 * Use this function to get the `MonoClass*` that the runtime is using for `System.SByte`.
1548 * Returns: The `MonoClass*` for the `System.SByte` type.
1551 mono_get_sbyte_class (void)
1553 return mono_defaults.sbyte_class;
1557 * mono_get_int16_class:
1559 * Use this function to get the `MonoClass*` that the runtime is using for `System.Int16`.
1561 * Returns: The `MonoClass*` for the `System.Int16` type.
1564 mono_get_int16_class (void)
1566 return mono_defaults.int16_class;
1570 * mono_get_uint16_class:
1572 * Use this function to get the `MonoClass*` that the runtime is using for `System.UInt16`.
1574 * Returns: The `MonoClass*` for the `System.UInt16` type.
1577 mono_get_uint16_class (void)
1579 return mono_defaults.uint16_class;
1583 * mono_get_int32_class:
1585 * Use this function to get the `MonoClass*` that the runtime is using for `System.Int32`.
1587 * Returns: The `MonoClass*` for the `System.Int32` type.
1590 mono_get_int32_class (void)
1592 return mono_defaults.int32_class;
1596 * mono_get_uint32_class:
1598 * Use this function to get the `MonoClass*` that the runtime is using for `System.UInt32`.
1600 * Returns: The `MonoClass*` for the `System.UInt32` type.
1603 mono_get_uint32_class (void)
1605 return mono_defaults.uint32_class;
1609 * mono_get_intptr_class:
1611 * Use this function to get the `MonoClass*` that the runtime is using for `System.IntPtr`.
1613 * Returns: The `MonoClass*` for the `System.IntPtr` type.
1616 mono_get_intptr_class (void)
1618 return mono_defaults.int_class;
1622 * mono_get_uintptr_class:
1624 * Use this function to get the `MonoClass*` that the runtime is using for `System.UIntPtr`.
1626 * Returns: The `MonoClass*` for the `System.UIntPtr` type.
1629 mono_get_uintptr_class (void)
1631 return mono_defaults.uint_class;
1635 * mono_get_int64_class:
1637 * Use this function to get the `MonoClass*` that the runtime is using for `System.Int64`.
1639 * Returns: The `MonoClass*` for the `System.Int64` type.
1642 mono_get_int64_class (void)
1644 return mono_defaults.int64_class;
1648 * mono_get_uint64_class:
1650 * Use this function to get the `MonoClass*` that the runtime is using for `System.UInt64`.
1652 * Returns: The `MonoClass*` for the `System.UInt64` type.
1655 mono_get_uint64_class (void)
1657 return mono_defaults.uint64_class;
1661 * mono_get_single_class:
1663 * Use this function to get the `MonoClass*` that the runtime is using for `System.Single` (32-bit floating points).
1665 * Returns: The `MonoClass*` for the `System.Single` type.
1668 mono_get_single_class (void)
1670 return mono_defaults.single_class;
1674 * mono_get_double_class:
1676 * Use this function to get the `MonoClass*` that the runtime is using for `System.Double` (64-bit floating points).
1678 * Returns: The `MonoClass*` for the `System.Double` type.
1681 mono_get_double_class (void)
1683 return mono_defaults.double_class;
1687 * mono_get_char_class:
1689 * Use this function to get the `MonoClass*` that the runtime is using for `System.Char`.
1691 * Returns: The `MonoClass*` for the `System.Char` type.
1694 mono_get_char_class (void)
1696 return mono_defaults.char_class;
1700 * mono_get_string_class:
1702 * Use this function to get the `MonoClass*` that the runtime is using for `System.String`.
1704 * Returns: The `MonoClass*` for the `System.String` type.
1707 mono_get_string_class (void)
1709 return mono_defaults.string_class;
1713 * mono_get_enum_class:
1715 * Use this function to get the `MonoClass*` that the runtime is using for `System.Enum`.
1717 * Returns: The `MonoClass*` for the `System.Enum` type.
1720 mono_get_enum_class (void)
1722 return mono_defaults.enum_class;
1726 * mono_get_array_class:
1728 * Use this function to get the `MonoClass*` that the runtime is using for `System.Array`.
1730 * Returns: The `MonoClass*` for the `System.Array` type.
1733 mono_get_array_class (void)
1735 return mono_defaults.array_class;
1739 * mono_get_thread_class:
1741 * Use this function to get the `MonoClass*` that the runtime is using for `System.Threading.Thread`.
1743 * Returns: The `MonoClass*` for the `System.Threading.Thread` type.
1746 mono_get_thread_class (void)
1748 return mono_defaults.thread_class;
1752 * mono_get_exception_class:
1754 * Use this function to get the `MonoClass*` that the runtime is using for `System.Exception`.
1756 * Returns: The `MonoClass*` for the `` type.
1759 mono_get_exception_class (void)
1761 return mono_defaults.exception_class;
1765 static char* get_attribute_value (const gchar **attribute_names,
1766 const gchar **attribute_values,
1767 const char *att_name)
1770 for (n=0; attribute_names[n] != NULL; n++) {
1771 if (strcmp (attribute_names[n], att_name) == 0)
1772 return g_strdup (attribute_values[n]);
1777 static void start_element (GMarkupParseContext *context,
1778 const gchar *element_name,
1779 const gchar **attribute_names,
1780 const gchar **attribute_values,
1784 AppConfigInfo* app_config = (AppConfigInfo*) user_data;
1786 if (strcmp (element_name, "configuration") == 0) {
1787 app_config->configuration_count++;
1790 if (strcmp (element_name, "startup") == 0) {
1791 app_config->startup_count++;
1795 if (app_config->configuration_count != 1 || app_config->startup_count != 1)
1798 if (strcmp (element_name, "requiredRuntime") == 0) {
1799 app_config->required_runtime = get_attribute_value (attribute_names, attribute_values, "version");
1800 } else if (strcmp (element_name, "supportedRuntime") == 0) {
1801 char *version = get_attribute_value (attribute_names, attribute_values, "version");
1802 app_config->supported_runtimes = g_slist_append (app_config->supported_runtimes, version);
1806 static void end_element (GMarkupParseContext *context,
1807 const gchar *element_name,
1811 AppConfigInfo* app_config = (AppConfigInfo*) user_data;
1813 if (strcmp (element_name, "configuration") == 0) {
1814 app_config->configuration_count--;
1815 } else if (strcmp (element_name, "startup") == 0) {
1816 app_config->startup_count--;
1820 static const GMarkupParser
1829 static AppConfigInfo *
1830 app_config_parse (const char *exe_filename)
1832 AppConfigInfo *app_config;
1833 GMarkupParseContext *context;
1836 const char *bundled_config;
1837 char *config_filename;
1839 bundled_config = mono_config_string_for_assembly_file (exe_filename);
1841 if (bundled_config) {
1842 text = g_strdup (bundled_config);
1843 len = strlen (text);
1845 config_filename = g_strconcat (exe_filename, ".config", NULL);
1847 if (!g_file_get_contents (config_filename, &text, &len, NULL)) {
1848 g_free (config_filename);
1851 g_free (config_filename);
1854 app_config = g_new0 (AppConfigInfo, 1);
1856 context = g_markup_parse_context_new (&mono_parser, (GMarkupParseFlags)0, app_config, NULL);
1857 if (g_markup_parse_context_parse (context, text, len, NULL)) {
1858 g_markup_parse_context_end_parse (context, NULL);
1860 g_markup_parse_context_free (context);
1866 app_config_free (AppConfigInfo* app_config)
1869 GSList *list = app_config->supported_runtimes;
1870 while (list != NULL) {
1871 rt = (char*)list->data;
1873 list = g_slist_next (list);
1875 g_slist_free (app_config->supported_runtimes);
1876 g_free (app_config->required_runtime);
1877 g_free (app_config);
1881 static const MonoRuntimeInfo*
1882 get_runtime_by_version (const char *version)
1885 int max = G_N_ELEMENTS (supported_runtimes);
1891 for (n=0; n<max; n++) {
1892 if (strcmp (version, supported_runtimes[n].runtime_version) == 0)
1893 return &supported_runtimes[n];
1896 vlen = strlen (version);
1897 if (vlen >= 4 && version [1] - '0' >= 4) {
1898 for (n=0; n<max; n++) {
1899 if (strncmp (version, supported_runtimes[n].runtime_version, 4) == 0)
1900 return &supported_runtimes[n];
1908 get_runtimes_from_exe (const char *exe_file, MonoImage **exe_image, const MonoRuntimeInfo** runtimes)
1910 AppConfigInfo* app_config;
1912 const MonoRuntimeInfo* runtime = NULL;
1913 MonoImage *image = NULL;
1915 app_config = app_config_parse (exe_file);
1917 if (app_config != NULL) {
1918 /* Check supportedRuntime elements, if none is supported, fail.
1919 * If there are no such elements, look for a requiredRuntime element.
1921 if (app_config->supported_runtimes != NULL) {
1923 GSList *list = app_config->supported_runtimes;
1924 while (list != NULL) {
1925 version = (char*) list->data;
1926 runtime = get_runtime_by_version (version);
1927 if (runtime != NULL)
1928 runtimes [n++] = runtime;
1929 list = g_slist_next (list);
1931 runtimes [n] = NULL;
1932 app_config_free (app_config);
1936 /* Check the requiredRuntime element. This is for 1.0 apps only. */
1937 if (app_config->required_runtime != NULL) {
1938 runtimes [0] = get_runtime_by_version (app_config->required_runtime);
1939 runtimes [1] = NULL;
1940 app_config_free (app_config);
1943 app_config_free (app_config);
1946 /* Look for a runtime with the exact version */
1947 image = mono_assembly_open_from_bundle (exe_file, NULL, FALSE);
1950 image = mono_image_open (exe_file, NULL);
1952 if (image == NULL) {
1953 /* The image is wrong or the file was not found. In this case return
1954 * a default runtime and leave to the initialization method the work of
1955 * reporting the error.
1957 runtimes [0] = get_runtime_by_version (DEFAULT_RUNTIME_VERSION);
1958 runtimes [1] = NULL;
1964 runtimes [0] = get_runtime_by_version (image->version);
1965 runtimes [1] = NULL;
1970 * mono_get_runtime_info:
1972 * Returns: the version of the current runtime instance.
1974 const MonoRuntimeInfo*
1975 mono_get_runtime_info (void)
1977 return current_runtime;
1981 * mono_framework_version:
1983 * Return the major version of the framework curently executing.
1986 mono_framework_version (void)
1988 return current_runtime->framework_version [0] - '0';
1992 mono_enable_debug_domain_unload (gboolean enable)
1994 debug_domain_unload = enable;
1997 MonoAotCacheConfig *
1998 mono_get_aot_cache_config (void)
2000 return &aot_cache_config;
2004 mono_domain_lock (MonoDomain *domain)
2006 mono_locks_coop_acquire (&domain->lock, DomainLock);
2010 mono_domain_unlock (MonoDomain *domain)
2012 mono_locks_coop_release (&domain->lock, DomainLock);
2016 mono_domain_get_assemblies (MonoDomain *domain, gboolean refonly)
2019 GPtrArray *assemblies;
2022 assemblies = g_ptr_array_new ();
2023 mono_domain_assemblies_lock (domain);
2024 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
2025 ass = (MonoAssembly *)tmp->data;
2026 if (refonly != ass->ref_only)
2028 if (ass->corlib_internal)
2030 g_ptr_array_add (assemblies, ass);
2032 mono_domain_assemblies_unlock (domain);