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)
18 #include <mono/metadata/gc-internal.h>
20 #include <mono/utils/atomic.h>
21 #include <mono/utils/mono-compiler.h>
22 #include <mono/utils/mono-logger-internal.h>
23 #include <mono/utils/mono-membar.h>
24 #include <mono/utils/mono-counters.h>
25 #include <mono/utils/hazard-pointer.h>
26 #include <mono/utils/mono-tls.h>
27 #include <mono/utils/mono-mmap.h>
28 #include <mono/utils/mono-threads.h>
29 #include <mono/metadata/object.h>
30 #include <mono/metadata/object-internals.h>
31 #include <mono/metadata/domain-internals.h>
32 #include <mono/metadata/class-internals.h>
33 #include <mono/metadata/assembly.h>
34 #include <mono/metadata/exception.h>
35 #include <mono/metadata/metadata-internals.h>
36 #include <mono/metadata/gc-internal.h>
37 #include <mono/metadata/appdomain.h>
38 #include <mono/metadata/mono-debug-debugger.h>
39 #include <mono/metadata/mono-config.h>
40 #include <mono/metadata/threads-types.h>
41 #include <mono/metadata/runtime.h>
42 #include <metadata/threads.h>
43 #include <metadata/profiler-private.h>
44 #include <mono/metadata/coree.h>
46 //#define DEBUG_DOMAIN_UNLOAD 1
48 /* we need to use both the Tls* functions and __thread because
49 * some archs may generate faster jit code with one meachanism
50 * or the other (we used to do it because tls slots were GC-tracked,
51 * but we can't depend on this).
53 static MonoNativeTlsKey appdomain_thread_id;
55 #ifdef MONO_HAVE_FAST_TLS
57 MONO_FAST_TLS_DECLARE(tls_appdomain);
59 #define GET_APPDOMAIN() ((MonoDomain*)MONO_FAST_TLS_GET(tls_appdomain))
61 #define SET_APPDOMAIN(x) do { \
62 MonoThreadInfo *info; \
63 MONO_FAST_TLS_SET (tls_appdomain,x); \
64 mono_native_tls_set_value (appdomain_thread_id, x); \
65 mono_gc_set_current_thread_appdomain (x); \
66 info = mono_thread_info_current (); \
68 mono_thread_info_tls_set (info, TLS_KEY_DOMAIN, (x)); \
71 #else /* !MONO_HAVE_FAST_TLS */
73 #define GET_APPDOMAIN() ((MonoDomain *)mono_native_tls_get_value (appdomain_thread_id))
74 #define SET_APPDOMAIN(x) do { \
75 MonoThreadInfo *info; \
76 mono_native_tls_set_value (appdomain_thread_id, x); \
77 mono_gc_set_current_thread_appdomain (x); \
78 info = mono_thread_info_current (); \
80 mono_thread_info_tls_set (info, TLS_KEY_DOMAIN, (x)); \
85 #define GET_APPCONTEXT() (mono_thread_internal_current ()->current_appcontext)
86 #define SET_APPCONTEXT(x) MONO_OBJECT_SETREF (mono_thread_internal_current (), current_appcontext, (x))
88 static guint16 appdomain_list_size = 0;
89 static guint16 appdomain_next = 0;
90 static MonoDomain **appdomains_list = NULL;
91 static MonoImage *exe_image;
92 static gboolean debug_domain_unload;
94 gboolean mono_dont_free_domains;
96 #define mono_appdomains_lock() do { \
98 mono_mutex_lock (&appdomains_mutex); \
99 MONO_FINISH_TRY_BLOCKING; \
102 #define mono_appdomains_unlock() mono_mutex_unlock (&appdomains_mutex)
103 static mono_mutex_t appdomains_mutex;
105 static MonoDomain *mono_root_domain = NULL;
107 /* some statistics */
108 static int max_domain_code_size = 0;
109 static int max_domain_code_alloc = 0;
110 static int total_domain_code_alloc = 0;
112 /* AppConfigInfo: Information about runtime versions supported by an
116 GSList *supported_runtimes;
117 char *required_runtime;
118 int configuration_count;
122 static const MonoRuntimeInfo *current_runtime = NULL;
124 /* This is the list of runtime versions supported by this JIT.
126 static const MonoRuntimeInfo supported_runtimes[] = {
127 {"v4.0.30319","4.5", { {4,0,0,0}, {10,0,0,0}, {4,0,0,0}, {4,0,0,0} } },
128 {"v4.0.30128","4.0", { {4,0,0,0}, {10,0,0,0}, {4,0,0,0}, {4,0,0,0} } },
129 {"v4.0.20506","4.0", { {4,0,0,0}, {10,0,0,0}, {4,0,0,0}, {4,0,0,0} } },
130 {"mobile", "2.1", { {2,0,5,0}, {10,0,0,0}, {2,0,5,0}, {2,0,5,0} } },
131 {"moonlight", "2.1", { {2,0,5,0}, { 9,0,0,0}, {3,5,0,0}, {3,0,0,0} } },
135 /* The stable runtime version */
136 #define DEFAULT_RUNTIME_VERSION "v4.0.30319"
138 /* Callbacks installed by the JIT */
139 static MonoCreateDomainFunc create_domain_hook;
140 static MonoFreeDomainFunc free_domain_hook;
142 /* AOT cache configuration */
143 static MonoAotCacheConfig aot_cache_config;
146 get_runtimes_from_exe (const char *exe_file, MonoImage **exe_image, const MonoRuntimeInfo** runtimes);
148 static const MonoRuntimeInfo*
149 get_runtime_by_version (const char *version);
152 mono_domain_get_tls_key (void)
154 return appdomain_thread_id;
158 mono_domain_get_tls_offset (void)
163 if (appdomain_thread_id)
164 offset = appdomain_thread_id;
166 MONO_THREAD_VAR_OFFSET (tls_appdomain, offset);
171 #define ALIGN_TO(val,align) ((((guint64)val) + ((align) - 1)) & ~((align) - 1))
172 #define ALIGN_PTR_TO(ptr,align) (gpointer)((((gssize)(ptr)) + (align - 1)) & (~(align - 1)))
174 static LockFreeMempool*
175 lock_free_mempool_new (void)
177 return g_new0 (LockFreeMempool, 1);
181 lock_free_mempool_free (LockFreeMempool *mp)
183 LockFreeMempoolChunk *chunk, *next;
188 mono_vfree (chunk, mono_pagesize ());
197 static LockFreeMempoolChunk*
198 lock_free_mempool_chunk_new (LockFreeMempool *mp, int len)
200 LockFreeMempoolChunk *chunk, *prev;
203 size = mono_pagesize ();
204 while (size - sizeof (LockFreeMempoolChunk) < len)
205 size += mono_pagesize ();
206 chunk = mono_valloc (0, size, MONO_MMAP_READ|MONO_MMAP_WRITE);
208 chunk->mem = ALIGN_PTR_TO ((char*)chunk + sizeof (LockFreeMempoolChunk), 16);
209 chunk->size = ((char*)chunk + size) - (char*)chunk->mem;
212 /* Add to list of chunks lock-free */
215 if (InterlockedCompareExchangePointer ((volatile gpointer*)&mp->chunks, chunk, prev) == prev)
227 lock_free_mempool_alloc0 (LockFreeMempool *mp, guint size)
229 LockFreeMempoolChunk *chunk;
233 // FIXME: Free the allocator
235 size = ALIGN_TO (size, 8);
238 chunk = lock_free_mempool_chunk_new (mp, size);
239 mono_memory_barrier ();
244 /* The code below is lock-free, 'chunk' is shared state */
245 oldpos = InterlockedExchangeAdd (&chunk->pos, size);
246 if (oldpos + size > chunk->size) {
247 chunk = lock_free_mempool_chunk_new (mp, size);
248 g_assert (chunk->pos + size <= chunk->size);
251 mono_memory_barrier ();
254 res = (char*)chunk->mem + oldpos;
261 mono_install_create_domain_hook (MonoCreateDomainFunc func)
263 create_domain_hook = func;
267 mono_install_free_domain_hook (MonoFreeDomainFunc func)
269 free_domain_hook = func;
274 * @s1: First string to compare
275 * @s2: Second string to compare
277 * Returns FALSE if the strings differ.
280 mono_string_equal (MonoString *s1, MonoString *s2)
282 int l1 = mono_string_length (s1);
283 int l2 = mono_string_length (s2);
290 return memcmp (mono_string_chars (s1), mono_string_chars (s2), l1 * 2) == 0;
295 * @s: the string to hash
297 * Returns the hash for the string.
300 mono_string_hash (MonoString *s)
302 const guint16 *p = mono_string_chars (s);
303 int i, len = mono_string_length (s);
306 for (i = 0; i < len; i++) {
307 h = (h << 5) - h + *p;
315 mono_ptrarray_equal (gpointer *s1, gpointer *s2)
317 int len = GPOINTER_TO_INT (s1 [0]);
318 if (len != GPOINTER_TO_INT (s2 [0]))
321 return memcmp (s1 + 1, s2 + 1, len * sizeof(gpointer)) == 0;
325 mono_ptrarray_hash (gpointer *s)
328 int len = GPOINTER_TO_INT (s [0]);
331 for (i = 1; i < len; i++)
332 hash += GPOINTER_TO_UINT (s [i]);
338 * Allocate an id for domain and set domain->domain_id.
339 * LOCKING: must be called while holding appdomains_mutex.
340 * We try to assign low numbers to the domain, so it can be used
341 * as an index in data tables to lookup domain-specific info
342 * with minimal memory overhead. We also try not to reuse the
343 * same id too quickly (to help debugging).
346 domain_id_alloc (MonoDomain *domain)
349 if (!appdomains_list) {
350 appdomain_list_size = 2;
351 appdomains_list = mono_gc_alloc_fixed (appdomain_list_size * sizeof (void*), MONO_GC_DESCRIPTOR_NULL);
353 for (i = appdomain_next; i < appdomain_list_size; ++i) {
354 if (!appdomains_list [i]) {
360 for (i = 0; i < appdomain_next; ++i) {
361 if (!appdomains_list [i]) {
368 MonoDomain **new_list;
369 int new_size = appdomain_list_size * 2;
370 if (new_size >= (1 << 16))
371 g_assert_not_reached ();
372 id = appdomain_list_size;
373 new_list = mono_gc_alloc_fixed (new_size * sizeof (void*), MONO_GC_DESCRIPTOR_NULL);
374 memcpy (new_list, appdomains_list, appdomain_list_size * sizeof (void*));
375 mono_gc_free_fixed (appdomains_list);
376 appdomains_list = new_list;
377 appdomain_list_size = new_size;
379 domain->domain_id = id;
380 appdomains_list [id] = domain;
382 if (appdomain_next > appdomain_list_size)
387 static gsize domain_gc_bitmap [sizeof(MonoDomain)/4/32 + 1];
388 static MonoGCDescriptor domain_gc_desc = MONO_GC_DESCRIPTOR_NULL;
389 static guint32 domain_shadow_serial = 0L;
392 mono_domain_create (void)
395 guint32 shadow_serial;
397 mono_appdomains_lock ();
398 shadow_serial = domain_shadow_serial++;
400 if (!domain_gc_desc) {
401 unsigned int i, bit = 0;
402 for (i = G_STRUCT_OFFSET (MonoDomain, MONO_DOMAIN_FIRST_OBJECT); i < G_STRUCT_OFFSET (MonoDomain, MONO_DOMAIN_FIRST_GC_TRACKED); i += sizeof (gpointer)) {
403 bit = i / sizeof (gpointer);
404 domain_gc_bitmap [bit / 32] |= (gsize) 1 << (bit % 32);
406 domain_gc_desc = mono_gc_make_descr_from_bitmap ((gsize*)domain_gc_bitmap, bit + 1);
408 mono_appdomains_unlock ();
412 * Boehm doesn't like roots inside GC allocated objects, and alloc_fixed returns
413 * a GC_MALLOC-ed object, contrary to the api docs. This causes random crashes when
414 * running the corlib test suite.
415 * To solve this, we pass a NULL descriptor, and don't register roots.
417 domain = mono_gc_alloc_fixed (sizeof (MonoDomain), NULL);
419 domain = mono_gc_alloc_fixed (sizeof (MonoDomain), domain_gc_desc);
420 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);
422 domain->shadow_serial = shadow_serial;
423 domain->domain = NULL;
424 domain->setup = NULL;
425 domain->friendly_name = NULL;
426 domain->search_path = NULL;
428 mono_profiler_appdomain_event (domain, MONO_PROFILE_START_LOAD);
430 domain->mp = mono_mempool_new ();
431 domain->code_mp = mono_code_manager_new ();
432 domain->lock_free_mp = lock_free_mempool_new ();
433 domain->env = mono_g_hash_table_new_type ((GHashFunc)mono_string_hash, (GCompareFunc)mono_string_equal, MONO_HASH_KEY_VALUE_GC);
434 domain->domain_assemblies = NULL;
435 domain->assembly_bindings = NULL;
436 domain->assembly_bindings_parsed = FALSE;
437 domain->class_vtable_array = g_ptr_array_new ();
438 domain->proxy_vtable_hash = g_hash_table_new ((GHashFunc)mono_ptrarray_hash, (GCompareFunc)mono_ptrarray_equal);
439 domain->static_data_array = NULL;
440 mono_jit_code_hash_init (&domain->jit_code_hash);
441 domain->ldstr_table = mono_g_hash_table_new_type ((GHashFunc)mono_string_hash, (GCompareFunc)mono_string_equal, MONO_HASH_KEY_VALUE_GC);
442 domain->num_jit_info_tables = 1;
443 domain->jit_info_table = mono_jit_info_table_new (domain);
444 domain->jit_info_free_queue = NULL;
445 domain->finalizable_objects_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
446 domain->ftnptrs_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
448 mono_mutex_init_recursive (&domain->lock);
449 mono_mutex_init_recursive (&domain->assemblies_lock);
450 mono_mutex_init_recursive (&domain->jit_code_hash_lock);
451 mono_mutex_init_recursive (&domain->finalizable_objects_hash_lock);
453 domain->method_rgctx_hash = NULL;
455 mono_appdomains_lock ();
456 domain_id_alloc (domain);
457 mono_appdomains_unlock ();
459 #ifndef DISABLE_PERFCOUNTERS
460 mono_perfcounters->loader_appdomains++;
461 mono_perfcounters->loader_total_appdomains++;
464 mono_debug_domain_create (domain);
466 if (create_domain_hook)
467 create_domain_hook (domain);
469 mono_profiler_appdomain_loaded (domain, MONO_PROFILE_OK);
475 * mono_init_internal:
477 * Creates the initial application domain and initializes the mono_defaults
479 * This function is guaranteed to not run any IL code.
480 * If exe_filename is not NULL, the method will determine the required runtime
481 * from the exe configuration file or the version PE field.
482 * If runtime_version is not NULL, that runtime version will be used.
483 * Either exe_filename or runtime_version must be provided.
485 * Returns: the initial domain.
488 mono_init_internal (const char *filename, const char *exe_filename, const char *runtime_version)
490 static MonoDomain *domain = NULL;
491 MonoAssembly *ass = NULL;
492 MonoImageOpenStatus status = MONO_IMAGE_OK;
493 const MonoRuntimeInfo* runtimes [G_N_ELEMENTS (supported_runtimes) + 1];
496 #ifdef DEBUG_DOMAIN_UNLOAD
497 debug_domain_unload = TRUE;
501 g_assert_not_reached ();
504 /* Avoid system error message boxes. */
505 SetErrorMode (SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
512 #ifndef DISABLE_PERFCOUNTERS
513 mono_perfcounters_init ();
515 mono_counters_init ();
517 mono_counters_register ("Max native code in a domain", MONO_COUNTER_INT|MONO_COUNTER_JIT, &max_domain_code_size);
518 mono_counters_register ("Max code space allocated in a domain", MONO_COUNTER_INT|MONO_COUNTER_JIT, &max_domain_code_alloc);
519 mono_counters_register ("Total code space allocated", MONO_COUNTER_INT|MONO_COUNTER_JIT, &total_domain_code_alloc);
521 mono_gc_base_init ();
522 mono_thread_info_attach (&dummy);
524 MONO_FAST_TLS_INIT (tls_appdomain);
525 mono_native_tls_alloc (&appdomain_thread_id, NULL);
527 mono_mutex_init_recursive (&appdomains_mutex);
529 mono_metadata_init ();
531 mono_assemblies_init ();
532 mono_classes_init ();
534 mono_reflection_init ();
535 mono_runtime_init_tls ();
537 /* FIXME: When should we release this memory? */
538 MONO_GC_REGISTER_ROOT_FIXED (appdomains_list);
540 domain = mono_domain_create ();
541 mono_root_domain = domain;
543 SET_APPDOMAIN (domain);
545 /* Get a list of runtimes supported by the exe */
546 if (exe_filename != NULL) {
548 * This function will load the exe file as a MonoImage. We need to close it, but
549 * that would mean it would be reloaded later. So instead, we save it to
550 * exe_image, and close it during shutdown.
552 get_runtimes_from_exe (exe_filename, &exe_image, runtimes);
555 exe_image = mono_assembly_open_from_bundle (exe_filename, NULL, FALSE);
557 exe_image = mono_image_open (exe_filename, NULL);
559 mono_fixup_exe_image (exe_image);
561 } else if (runtime_version != NULL) {
562 runtimes [0] = get_runtime_by_version (runtime_version);
566 if (runtimes [0] == NULL) {
567 const MonoRuntimeInfo *default_runtime = get_runtime_by_version (DEFAULT_RUNTIME_VERSION);
568 runtimes [0] = default_runtime;
570 g_print ("WARNING: The runtime version supported by this application is unavailable.\n");
571 g_print ("Using default runtime: %s\n", default_runtime->runtime_version);
574 /* The selected runtime will be the first one for which there is a mscrolib.dll */
575 for (n = 0; runtimes [n] != NULL && ass == NULL; n++) {
576 current_runtime = runtimes [n];
577 ass = mono_assembly_load_corlib (current_runtime, &status);
578 if (status != MONO_IMAGE_OK && status != MONO_IMAGE_ERROR_ERRNO)
583 if ((status != MONO_IMAGE_OK) || (ass == NULL)) {
585 case MONO_IMAGE_ERROR_ERRNO: {
586 char *corlib_file = g_build_filename (mono_assembly_getrootdir (), "mono", current_runtime->framework_version, "mscorlib.dll", NULL);
587 g_print ("The assembly mscorlib.dll was not found or could not be loaded.\n");
588 g_print ("It should have been installed in the `%s' directory.\n", corlib_file);
589 g_free (corlib_file);
592 case MONO_IMAGE_IMAGE_INVALID:
593 g_print ("The file %s/mscorlib.dll is an invalid CIL image\n",
594 mono_assembly_getrootdir ());
596 case MONO_IMAGE_MISSING_ASSEMBLYREF:
597 g_print ("Missing assembly reference in %s/mscorlib.dll\n",
598 mono_assembly_getrootdir ());
601 /* to suppress compiler warning */
607 mono_defaults.corlib = mono_assembly_get_image (ass);
609 mono_defaults.object_class = mono_class_from_name (
610 mono_defaults.corlib, "System", "Object");
611 g_assert (mono_defaults.object_class != 0);
613 mono_defaults.void_class = mono_class_from_name (
614 mono_defaults.corlib, "System", "Void");
615 g_assert (mono_defaults.void_class != 0);
617 mono_defaults.boolean_class = mono_class_from_name (
618 mono_defaults.corlib, "System", "Boolean");
619 g_assert (mono_defaults.boolean_class != 0);
621 mono_defaults.byte_class = mono_class_from_name (
622 mono_defaults.corlib, "System", "Byte");
623 g_assert (mono_defaults.byte_class != 0);
625 mono_defaults.sbyte_class = mono_class_from_name (
626 mono_defaults.corlib, "System", "SByte");
627 g_assert (mono_defaults.sbyte_class != 0);
629 mono_defaults.int16_class = mono_class_from_name (
630 mono_defaults.corlib, "System", "Int16");
631 g_assert (mono_defaults.int16_class != 0);
633 mono_defaults.uint16_class = mono_class_from_name (
634 mono_defaults.corlib, "System", "UInt16");
635 g_assert (mono_defaults.uint16_class != 0);
637 mono_defaults.int32_class = mono_class_from_name (
638 mono_defaults.corlib, "System", "Int32");
639 g_assert (mono_defaults.int32_class != 0);
641 mono_defaults.uint32_class = mono_class_from_name (
642 mono_defaults.corlib, "System", "UInt32");
643 g_assert (mono_defaults.uint32_class != 0);
645 mono_defaults.uint_class = mono_class_from_name (
646 mono_defaults.corlib, "System", "UIntPtr");
647 g_assert (mono_defaults.uint_class != 0);
649 mono_defaults.int_class = mono_class_from_name (
650 mono_defaults.corlib, "System", "IntPtr");
651 g_assert (mono_defaults.int_class != 0);
653 mono_defaults.int64_class = mono_class_from_name (
654 mono_defaults.corlib, "System", "Int64");
655 g_assert (mono_defaults.int64_class != 0);
657 mono_defaults.uint64_class = mono_class_from_name (
658 mono_defaults.corlib, "System", "UInt64");
659 g_assert (mono_defaults.uint64_class != 0);
661 mono_defaults.single_class = mono_class_from_name (
662 mono_defaults.corlib, "System", "Single");
663 g_assert (mono_defaults.single_class != 0);
665 mono_defaults.double_class = mono_class_from_name (
666 mono_defaults.corlib, "System", "Double");
667 g_assert (mono_defaults.double_class != 0);
669 mono_defaults.char_class = mono_class_from_name (
670 mono_defaults.corlib, "System", "Char");
671 g_assert (mono_defaults.char_class != 0);
673 mono_defaults.string_class = mono_class_from_name (
674 mono_defaults.corlib, "System", "String");
675 g_assert (mono_defaults.string_class != 0);
677 mono_defaults.enum_class = mono_class_from_name (
678 mono_defaults.corlib, "System", "Enum");
679 g_assert (mono_defaults.enum_class != 0);
681 mono_defaults.array_class = mono_class_from_name (
682 mono_defaults.corlib, "System", "Array");
683 g_assert (mono_defaults.array_class != 0);
685 mono_defaults.delegate_class = mono_class_from_name (
686 mono_defaults.corlib, "System", "Delegate");
687 g_assert (mono_defaults.delegate_class != 0 );
689 mono_defaults.multicastdelegate_class = mono_class_from_name (
690 mono_defaults.corlib, "System", "MulticastDelegate");
691 g_assert (mono_defaults.multicastdelegate_class != 0 );
693 mono_defaults.asyncresult_class = mono_class_from_name (
694 mono_defaults.corlib, "System.Runtime.Remoting.Messaging",
696 g_assert (mono_defaults.asyncresult_class != 0 );
698 mono_defaults.manualresetevent_class = mono_class_from_name (
699 mono_defaults.corlib, "System.Threading", "ManualResetEvent");
700 g_assert (mono_defaults.manualresetevent_class != 0 );
702 mono_defaults.typehandle_class = mono_class_from_name (
703 mono_defaults.corlib, "System", "RuntimeTypeHandle");
704 g_assert (mono_defaults.typehandle_class != 0);
706 mono_defaults.methodhandle_class = mono_class_from_name (
707 mono_defaults.corlib, "System", "RuntimeMethodHandle");
708 g_assert (mono_defaults.methodhandle_class != 0);
710 mono_defaults.fieldhandle_class = mono_class_from_name (
711 mono_defaults.corlib, "System", "RuntimeFieldHandle");
712 g_assert (mono_defaults.fieldhandle_class != 0);
714 mono_defaults.systemtype_class = mono_class_from_name (
715 mono_defaults.corlib, "System", "Type");
716 g_assert (mono_defaults.systemtype_class != 0);
718 mono_defaults.monotype_class = mono_class_from_name (
719 mono_defaults.corlib, "System", "MonoType");
720 g_assert (mono_defaults.monotype_class != 0);
722 mono_defaults.runtimetype_class = mono_class_from_name (
723 mono_defaults.corlib, "System", "RuntimeType");
724 g_assert (mono_defaults.runtimetype_class != 0);
726 mono_defaults.exception_class = mono_class_from_name (
727 mono_defaults.corlib, "System", "Exception");
728 g_assert (mono_defaults.exception_class != 0);
730 mono_defaults.threadabortexception_class = mono_class_from_name (
731 mono_defaults.corlib, "System.Threading", "ThreadAbortException");
732 g_assert (mono_defaults.threadabortexception_class != 0);
734 mono_defaults.thread_class = mono_class_from_name (
735 mono_defaults.corlib, "System.Threading", "Thread");
736 g_assert (mono_defaults.thread_class != 0);
738 mono_defaults.internal_thread_class = mono_class_from_name (
739 mono_defaults.corlib, "System.Threading", "InternalThread");
740 if (!mono_defaults.internal_thread_class) {
741 /* This can happen with an old mscorlib */
742 fprintf (stderr, "Corlib too old for this runtime.\n");
743 fprintf (stderr, "Loaded from: %s\n",
744 mono_defaults.corlib? mono_image_get_filename (mono_defaults.corlib): "unknown");
748 mono_defaults.appdomain_class = mono_class_from_name (
749 mono_defaults.corlib, "System", "AppDomain");
750 g_assert (mono_defaults.appdomain_class != 0);
752 #ifndef DISABLE_REMOTING
753 mono_defaults.transparent_proxy_class = mono_class_from_name (
754 mono_defaults.corlib, "System.Runtime.Remoting.Proxies", "TransparentProxy");
755 g_assert (mono_defaults.transparent_proxy_class != 0);
757 mono_defaults.real_proxy_class = mono_class_from_name (
758 mono_defaults.corlib, "System.Runtime.Remoting.Proxies", "RealProxy");
759 g_assert (mono_defaults.real_proxy_class != 0);
761 mono_defaults.marshalbyrefobject_class = mono_class_from_name (
762 mono_defaults.corlib, "System", "MarshalByRefObject");
763 g_assert (mono_defaults.marshalbyrefobject_class != 0);
765 mono_defaults.iremotingtypeinfo_class = mono_class_from_name (
766 mono_defaults.corlib, "System.Runtime.Remoting", "IRemotingTypeInfo");
767 g_assert (mono_defaults.iremotingtypeinfo_class != 0);
770 mono_defaults.mono_method_message_class = mono_class_from_name (
771 mono_defaults.corlib, "System.Runtime.Remoting.Messaging", "MonoMethodMessage");
772 g_assert (mono_defaults.mono_method_message_class != 0);
774 mono_defaults.field_info_class = mono_class_from_name (
775 mono_defaults.corlib, "System.Reflection", "FieldInfo");
776 g_assert (mono_defaults.field_info_class != 0);
778 mono_defaults.method_info_class = mono_class_from_name (
779 mono_defaults.corlib, "System.Reflection", "MethodInfo");
780 g_assert (mono_defaults.method_info_class != 0);
782 mono_defaults.stringbuilder_class = mono_class_from_name (
783 mono_defaults.corlib, "System.Text", "StringBuilder");
784 g_assert (mono_defaults.stringbuilder_class != 0);
786 mono_defaults.math_class = mono_class_from_name (
787 mono_defaults.corlib, "System", "Math");
788 g_assert (mono_defaults.math_class != 0);
790 mono_defaults.stack_frame_class = mono_class_from_name (
791 mono_defaults.corlib, "System.Diagnostics", "StackFrame");
792 g_assert (mono_defaults.stack_frame_class != 0);
794 mono_defaults.stack_trace_class = mono_class_from_name (
795 mono_defaults.corlib, "System.Diagnostics", "StackTrace");
796 g_assert (mono_defaults.stack_trace_class != 0);
798 mono_defaults.marshal_class = mono_class_from_name (
799 mono_defaults.corlib, "System.Runtime.InteropServices", "Marshal");
800 g_assert (mono_defaults.marshal_class != 0);
802 mono_defaults.typed_reference_class = mono_class_from_name (
803 mono_defaults.corlib, "System", "TypedReference");
804 g_assert (mono_defaults.typed_reference_class != 0);
806 mono_defaults.argumenthandle_class = mono_class_from_name (
807 mono_defaults.corlib, "System", "RuntimeArgumentHandle");
808 g_assert (mono_defaults.argumenthandle_class != 0);
810 mono_defaults.monitor_class = mono_class_from_name (
811 mono_defaults.corlib, "System.Threading", "Monitor");
812 g_assert (mono_defaults.monitor_class != 0);
814 mono_defaults.runtimesecurityframe_class = mono_class_from_name (
815 mono_defaults.corlib, "System.Security", "RuntimeSecurityFrame");
817 mono_defaults.executioncontext_class = mono_class_from_name (
818 mono_defaults.corlib, "System.Threading", "ExecutionContext");
820 mono_defaults.internals_visible_class = mono_class_from_name (
821 mono_defaults.corlib, "System.Runtime.CompilerServices", "InternalsVisibleToAttribute");
823 mono_defaults.critical_finalizer_object = mono_class_from_name (
824 mono_defaults.corlib, "System.Runtime.ConstrainedExecution", "CriticalFinalizerObject");
827 * mscorlib needs a little help, only now it can load its friends list (after we have
828 * loaded the InternalsVisibleToAttribute), load it now
830 mono_assembly_load_friends (ass);
832 mono_defaults.safehandle_class = mono_class_from_name (
833 mono_defaults.corlib, "System.Runtime.InteropServices", "SafeHandle");
835 mono_defaults.handleref_class = mono_class_from_name (
836 mono_defaults.corlib, "System.Runtime.InteropServices", "HandleRef");
838 mono_defaults.attribute_class = mono_class_from_name (
839 mono_defaults.corlib, "System", "Attribute");
841 mono_defaults.customattribute_data_class = mono_class_from_name (
842 mono_defaults.corlib, "System.Reflection", "CustomAttributeData");
844 mono_class_init (mono_defaults.array_class);
845 mono_defaults.generic_nullable_class = mono_class_from_name (
846 mono_defaults.corlib, "System", "Nullable`1");
847 mono_defaults.generic_ilist_class = mono_class_from_name (
848 mono_defaults.corlib, "System.Collections.Generic", "IList`1");
849 mono_defaults.generic_ireadonlylist_class = mono_class_from_name (
850 mono_defaults.corlib, "System.Collections.Generic", "IReadOnlyList`1");
852 mono_defaults.threadpool_wait_callback_class = mono_class_from_name (
853 mono_defaults.corlib, "System.Threading", "_ThreadPoolWaitCallback");
854 if (!mono_defaults.threadpool_wait_callback_class) {
855 /* This can happen with an old mscorlib */
856 fprintf (stderr, "Corlib too old for this runtime.\n");
857 fprintf (stderr, "Loaded from: %s\n",
858 mono_defaults.corlib? mono_image_get_filename (mono_defaults.corlib): "unknown");
861 mono_defaults.threadpool_perform_wait_callback_method = mono_class_get_method_from_name (
862 mono_defaults.threadpool_wait_callback_class, "PerformWaitCallback", 0);
864 domain->friendly_name = g_path_get_basename (filename);
866 mono_profiler_appdomain_name (domain, domain->friendly_name);
874 * Creates the initial application domain and initializes the mono_defaults
876 * This function is guaranteed to not run any IL code.
877 * The runtime is initialized using the default runtime version.
879 * Returns: the initial domain.
882 mono_init (const char *domain_name)
884 return mono_init_internal (domain_name, NULL, DEFAULT_RUNTIME_VERSION);
888 * mono_init_from_assembly:
889 * @domain_name: name to give to the initial domain
890 * @filename: filename to load on startup
892 * Used by the runtime, users should use mono_jit_init instead.
894 * Creates the initial application domain and initializes the mono_defaults
896 * This function is guaranteed to not run any IL code.
897 * The runtime is initialized using the runtime version required by the
898 * provided executable. The version is determined by looking at the exe
899 * configuration file and the version PE field)
901 * Returns: the initial domain.
904 mono_init_from_assembly (const char *domain_name, const char *filename)
906 return mono_init_internal (domain_name, filename, NULL);
912 * Used by the runtime, users should use mono_jit_init instead.
914 * Creates the initial application domain and initializes the mono_defaults
917 * This function is guaranteed to not run any IL code.
918 * The runtime is initialized using the provided rutime version.
920 * Returns: the initial domain.
923 mono_init_version (const char *domain_name, const char *version)
925 return mono_init_internal (domain_name, NULL, version);
931 * Cleans up all metadata modules.
936 mono_close_exe_image ();
938 mono_defaults.corlib = NULL;
940 mono_config_cleanup ();
941 mono_loader_cleanup ();
942 mono_classes_cleanup ();
943 mono_assemblies_cleanup ();
944 mono_images_cleanup ();
945 mono_debug_cleanup ();
946 mono_metadata_cleanup ();
948 mono_native_tls_free (appdomain_thread_id);
949 mono_mutex_destroy (&appdomains_mutex);
957 mono_close_exe_image (void)
960 mono_image_close (exe_image);
964 * mono_get_root_domain:
966 * The root AppDomain is the initial domain created by the runtime when it is
967 * initialized. Programs execute on this AppDomain, but can create new ones
968 * later. Currently there is no unmanaged API to create new AppDomains, this
969 * must be done from managed code.
971 * Returns: the root appdomain, to obtain the current domain, use mono_domain_get ()
974 mono_get_root_domain (void)
976 return mono_root_domain;
982 * Returns: the current domain, to obtain the root domain use
983 * mono_get_root_domain().
988 return GET_APPDOMAIN ();
992 mono_domain_unset (void)
994 SET_APPDOMAIN (NULL);
998 mono_domain_set_internal_with_options (MonoDomain *domain, gboolean migrate_exception)
1000 MonoInternalThread *thread;
1002 if (mono_domain_get () == domain)
1005 SET_APPDOMAIN (domain);
1006 SET_APPCONTEXT (domain->default_context);
1008 if (migrate_exception) {
1009 thread = mono_thread_internal_current ();
1010 if (!thread->abort_exc)
1013 g_assert (thread->abort_exc->object.vtable->domain != domain);
1014 MONO_OBJECT_SETREF (thread, abort_exc, mono_get_exception_thread_abort ());
1015 g_assert (thread->abort_exc->object.vtable->domain == domain);
1020 * mono_domain_set_internal:
1021 * @domain: the new domain
1023 * Sets the current domain to @domain.
1026 mono_domain_set_internal (MonoDomain *domain)
1028 mono_domain_set_internal_with_options (domain, TRUE);
1032 mono_domain_foreach (MonoDomainFunc func, gpointer user_data)
1038 * Create a copy of the data to avoid calling the user callback
1039 * inside the lock because that could lead to deadlocks.
1040 * We can do this because this function is not perf. critical.
1042 mono_appdomains_lock ();
1043 size = appdomain_list_size;
1044 copy = mono_gc_alloc_fixed (appdomain_list_size * sizeof (void*), MONO_GC_DESCRIPTOR_NULL);
1045 memcpy (copy, appdomains_list, appdomain_list_size * sizeof (void*));
1046 mono_appdomains_unlock ();
1048 for (i = 0; i < size; ++i) {
1050 func (copy [i], user_data);
1053 mono_gc_free_fixed (copy);
1057 * mono_domain_assembly_open:
1058 * @domain: the application domain
1059 * @name: file name of the assembly
1061 * fixme: maybe we should integrate this with mono_assembly_open ??
1064 mono_domain_assembly_open (MonoDomain *domain, const char *name)
1066 MonoDomain *current;
1070 mono_domain_assemblies_lock (domain);
1071 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
1073 if (strcmp (name, ass->aname.name) == 0) {
1074 mono_domain_assemblies_unlock (domain);
1078 mono_domain_assemblies_unlock (domain);
1080 if (domain != mono_domain_get ()) {
1081 current = mono_domain_get ();
1083 mono_domain_set (domain, FALSE);
1084 ass = mono_assembly_open (name, NULL);
1085 mono_domain_set (current, FALSE);
1087 ass = mono_assembly_open (name, NULL);
1094 unregister_vtable_reflection_type (MonoVTable *vtable)
1096 MonoObject *type = vtable->type;
1098 if (type->vtable->klass != mono_defaults.monotype_class)
1099 MONO_GC_UNREGISTER_ROOT_IF_MOVING (vtable->type);
1103 mono_domain_free (MonoDomain *domain, gboolean force)
1105 int code_size, code_alloc;
1109 if ((domain == mono_root_domain) && !force) {
1110 g_warning ("cant unload root domain");
1114 if (mono_dont_free_domains)
1117 mono_profiler_appdomain_event (domain, MONO_PROFILE_START_UNLOAD);
1119 mono_debug_domain_unload (domain);
1121 mono_appdomains_lock ();
1122 appdomains_list [domain->domain_id] = NULL;
1123 mono_appdomains_unlock ();
1125 /* must do this early as it accesses fields and types */
1126 if (domain->special_static_fields) {
1127 mono_alloc_special_static_data_free (domain->special_static_fields);
1128 g_hash_table_destroy (domain->special_static_fields);
1129 domain->special_static_fields = NULL;
1133 * We must destroy all these hash tables here because they
1134 * contain references to managed objects belonging to the
1135 * domain. Once we let the GC clear the domain there must be
1136 * no more such references, or we'll crash if a collection
1139 mono_g_hash_table_destroy (domain->ldstr_table);
1140 domain->ldstr_table = NULL;
1142 mono_g_hash_table_destroy (domain->env);
1145 mono_reflection_cleanup_domain (domain);
1147 /* This must be done before type_hash is freed */
1148 if (domain->class_vtable_array) {
1150 for (i = 0; i < domain->class_vtable_array->len; ++i)
1151 unregister_vtable_reflection_type (g_ptr_array_index (domain->class_vtable_array, i));
1154 if (domain->type_hash) {
1155 mono_g_hash_table_destroy (domain->type_hash);
1156 domain->type_hash = NULL;
1158 if (domain->type_init_exception_hash) {
1159 mono_g_hash_table_destroy (domain->type_init_exception_hash);
1160 domain->type_init_exception_hash = NULL;
1163 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
1164 MonoAssembly *ass = tmp->data;
1165 mono_assembly_release_gc_roots (ass);
1168 /* Have to zero out reference fields since they will be invalidated by the clear_domain () call below */
1169 for (p = (gpointer*)&domain->MONO_DOMAIN_FIRST_OBJECT; p < (gpointer*)&domain->MONO_DOMAIN_FIRST_GC_TRACKED; ++p)
1172 /* This needs to be done before closing assemblies */
1173 mono_gc_clear_domain (domain);
1175 /* Close dynamic assemblies first, since they have no ref count */
1176 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
1177 MonoAssembly *ass = tmp->data;
1178 if (!ass->image || !image_is_dynamic (ass->image))
1180 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);
1181 if (!mono_assembly_close_except_image_pools (ass))
1185 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
1186 MonoAssembly *ass = tmp->data;
1189 if (!ass->image || image_is_dynamic (ass->image))
1191 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);
1192 if (!mono_assembly_close_except_image_pools (ass))
1196 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
1197 MonoAssembly *ass = tmp->data;
1199 mono_assembly_close_finish (ass);
1201 g_slist_free (domain->domain_assemblies);
1202 domain->domain_assemblies = NULL;
1205 * Send this after the assemblies have been unloaded and the domain is still in a
1208 mono_profiler_appdomain_event (domain, MONO_PROFILE_END_UNLOAD);
1210 if (free_domain_hook)
1211 free_domain_hook (domain);
1213 /* FIXME: free delegate_hash_table when it's used */
1214 if (domain->search_path) {
1215 g_strfreev (domain->search_path);
1216 domain->search_path = NULL;
1218 domain->create_proxy_for_type_method = NULL;
1219 domain->private_invoke_method = NULL;
1220 domain->default_context = NULL;
1221 domain->out_of_memory_ex = NULL;
1222 domain->null_reference_ex = NULL;
1223 domain->stack_overflow_ex = NULL;
1224 domain->ephemeron_tombstone = NULL;
1225 domain->entry_assembly = NULL;
1227 g_free (domain->friendly_name);
1228 domain->friendly_name = NULL;
1229 g_ptr_array_free (domain->class_vtable_array, TRUE);
1230 domain->class_vtable_array = NULL;
1231 g_hash_table_destroy (domain->proxy_vtable_hash);
1232 domain->proxy_vtable_hash = NULL;
1233 if (domain->static_data_array) {
1234 mono_gc_free_fixed (domain->static_data_array);
1235 domain->static_data_array = NULL;
1237 mono_internal_hash_table_destroy (&domain->jit_code_hash);
1240 * There might still be jit info tables of this domain which
1241 * are not freed. Since the domain cannot be in use anymore,
1242 * this will free them.
1244 mono_thread_hazardous_try_free_all ();
1245 if (domain->aot_modules)
1246 mono_jit_info_table_free (domain->aot_modules);
1247 g_assert (domain->num_jit_info_tables == 1);
1248 mono_jit_info_table_free (domain->jit_info_table);
1249 domain->jit_info_table = NULL;
1250 g_assert (!domain->jit_info_free_queue);
1252 /* collect statistics */
1253 code_alloc = mono_code_manager_size (domain->code_mp, &code_size);
1254 total_domain_code_alloc += code_alloc;
1255 max_domain_code_alloc = MAX (max_domain_code_alloc, code_alloc);
1256 max_domain_code_size = MAX (max_domain_code_size, code_size);
1258 if (debug_domain_unload) {
1259 mono_mempool_invalidate (domain->mp);
1260 mono_code_manager_invalidate (domain->code_mp);
1262 #ifndef DISABLE_PERFCOUNTERS
1263 mono_perfcounters->loader_bytes -= mono_mempool_get_allocated (domain->mp);
1265 mono_mempool_destroy (domain->mp);
1267 mono_code_manager_destroy (domain->code_mp);
1268 domain->code_mp = NULL;
1270 lock_free_mempool_free (domain->lock_free_mp);
1271 domain->lock_free_mp = NULL;
1273 g_hash_table_destroy (domain->finalizable_objects_hash);
1274 domain->finalizable_objects_hash = NULL;
1275 if (domain->method_rgctx_hash) {
1276 g_hash_table_destroy (domain->method_rgctx_hash);
1277 domain->method_rgctx_hash = NULL;
1279 if (domain->generic_virtual_cases) {
1280 g_hash_table_destroy (domain->generic_virtual_cases);
1281 domain->generic_virtual_cases = NULL;
1283 if (domain->generic_virtual_thunks) {
1284 g_hash_table_destroy (domain->generic_virtual_thunks);
1285 domain->generic_virtual_thunks = NULL;
1287 if (domain->ftnptrs_hash) {
1288 g_hash_table_destroy (domain->ftnptrs_hash);
1289 domain->ftnptrs_hash = NULL;
1291 if (domain->method_to_dyn_method) {
1292 g_hash_table_destroy (domain->method_to_dyn_method);
1293 domain->method_to_dyn_method = NULL;
1296 mono_mutex_destroy (&domain->finalizable_objects_hash_lock);
1297 mono_mutex_destroy (&domain->assemblies_lock);
1298 mono_mutex_destroy (&domain->jit_code_hash_lock);
1299 mono_mutex_destroy (&domain->lock);
1300 domain->setup = NULL;
1302 mono_gc_deregister_root ((char*)&(domain->MONO_DOMAIN_FIRST_GC_TRACKED));
1304 /* FIXME: anything else required ? */
1306 mono_gc_free_fixed (domain);
1308 #ifndef DISABLE_PERFCOUNTERS
1309 mono_perfcounters->loader_appdomains--;
1312 if (domain == mono_root_domain)
1313 mono_root_domain = NULL;
1317 * mono_domain_get_by_id:
1320 * Returns: the domain for a specific domain id.
1323 mono_domain_get_by_id (gint32 domainid)
1325 MonoDomain * domain;
1327 mono_appdomains_lock ();
1328 if (domainid < appdomain_list_size)
1329 domain = appdomains_list [domainid];
1332 mono_appdomains_unlock ();
1338 * mono_domain_get_id:
1340 * A domain ID is guaranteed to be unique for as long as the domain
1341 * using it is alive. It may be reused later once the domain has been
1344 * Returns: The unique ID for @domain.
1347 mono_domain_get_id (MonoDomain *domain)
1349 return domain->domain_id;
1353 * mono_domain_get_friendly_name:
1355 * The returned string's lifetime is the same as @domain's. Consider
1356 * copying it if you need to store it somewhere.
1358 * Returns: The friendly name of @domain. Can be NULL if not yet set.
1361 mono_domain_get_friendly_name (MonoDomain *domain)
1363 return domain->friendly_name;
1367 * mono_domain_alloc:
1369 * LOCKING: Acquires the domain lock.
1372 mono_domain_alloc (MonoDomain *domain, guint size)
1376 mono_domain_lock (domain);
1377 #ifndef DISABLE_PERFCOUNTERS
1378 mono_perfcounters->loader_bytes += size;
1380 res = mono_mempool_alloc (domain->mp, size);
1381 mono_domain_unlock (domain);
1387 * mono_domain_alloc0:
1389 * LOCKING: Acquires the domain lock.
1392 mono_domain_alloc0 (MonoDomain *domain, guint size)
1396 mono_domain_lock (domain);
1397 #ifndef DISABLE_PERFCOUNTERS
1398 mono_perfcounters->loader_bytes += size;
1400 res = mono_mempool_alloc0 (domain->mp, size);
1401 mono_domain_unlock (domain);
1407 mono_domain_alloc0_lock_free (MonoDomain *domain, guint size)
1409 return lock_free_mempool_alloc0 (domain->lock_free_mp, size);
1413 * mono_domain_code_reserve:
1415 * LOCKING: Acquires the domain lock.
1418 mono_domain_code_reserve (MonoDomain *domain, int size)
1422 mono_domain_lock (domain);
1423 res = mono_code_manager_reserve (domain->code_mp, size);
1424 mono_domain_unlock (domain);
1430 * mono_domain_code_reserve_align:
1432 * LOCKING: Acquires the domain lock.
1435 mono_domain_code_reserve_align (MonoDomain *domain, int size, int alignment)
1439 mono_domain_lock (domain);
1440 res = mono_code_manager_reserve_align (domain->code_mp, size, alignment);
1441 mono_domain_unlock (domain);
1447 * mono_domain_code_commit:
1449 * LOCKING: Acquires the domain lock.
1452 mono_domain_code_commit (MonoDomain *domain, void *data, int size, int newsize)
1454 mono_domain_lock (domain);
1455 mono_code_manager_commit (domain->code_mp, data, size, newsize);
1456 mono_domain_unlock (domain);
1459 #if defined(__native_client_codegen__) && defined(__native_client__)
1461 * Given the temporary buffer (allocated by mono_domain_code_reserve) into which
1462 * we are generating code, return a pointer to the destination in the dynamic
1463 * code segment into which the code will be copied when mono_domain_code_commit
1465 * LOCKING: Acquires the domain lock.
1468 nacl_domain_get_code_dest (MonoDomain *domain, void *data)
1471 mono_domain_lock (domain);
1472 dest = nacl_code_manager_get_code_dest (domain->code_mp, data);
1473 mono_domain_unlock (domain);
1478 * Convenience function which calls mono_domain_code_commit to validate and copy
1479 * the code. The caller sets *buf_base and *buf_size to the start and size of
1480 * the buffer (allocated by mono_domain_code_reserve), and *code_end to the byte
1481 * after the last instruction byte. On return, *buf_base will point to the start
1482 * of the copied in the code segment, and *code_end will point after the end of
1486 nacl_domain_code_validate (MonoDomain *domain, guint8 **buf_base, int buf_size, guint8 **code_end)
1488 guint8 *tmp = nacl_domain_get_code_dest (domain, *buf_base);
1489 mono_domain_code_commit (domain, *buf_base, buf_size, *code_end - *buf_base);
1490 *code_end = tmp + (*code_end - *buf_base);
1496 /* no-op versions of Native Client functions */
1499 nacl_domain_get_code_dest (MonoDomain *domain, void *data)
1505 nacl_domain_code_validate (MonoDomain *domain, guint8 **buf_base, int buf_size, guint8 **code_end)
1512 * mono_domain_code_foreach:
1513 * Iterate over the code thunks of the code manager of @domain.
1515 * The @func callback MUST not take any locks. If it really needs to, it must respect
1516 * the locking rules of the runtime: http://www.mono-project.com/Mono:Runtime:Documentation:ThreadSafety
1517 * LOCKING: Acquires the domain lock.
1521 mono_domain_code_foreach (MonoDomain *domain, MonoCodeManagerFunc func, void *user_data)
1523 mono_domain_lock (domain);
1524 mono_code_manager_foreach (domain->code_mp, func, user_data);
1525 mono_domain_unlock (domain);
1530 mono_context_set (MonoAppContext * new_context)
1532 SET_APPCONTEXT (new_context);
1536 mono_context_get (void)
1538 return GET_APPCONTEXT ();
1542 * mono_context_get_id:
1544 * Context IDs are guaranteed to be unique for the duration of a Mono
1545 * process; they are never reused.
1547 * Returns: The unique ID for @context.
1550 mono_context_get_id (MonoAppContext *context)
1552 return context->context_id;
1556 * mono_context_get_domain_id:
1558 * Returns: The ID of the domain that @context was created in.
1561 mono_context_get_domain_id (MonoAppContext *context)
1563 return context->domain_id;
1566 /* LOCKING: the caller holds the lock for this domain */
1568 mono_domain_add_class_static_data (MonoDomain *domain, MonoClass *klass, gpointer data, guint32 *bitmap)
1570 /* The first entry in the array is the index of the next free slot
1571 * and the total size of the array
1574 if (domain->static_data_array) {
1575 int size = GPOINTER_TO_INT (domain->static_data_array [1]);
1576 next = GPOINTER_TO_INT (domain->static_data_array [0]);
1578 /* 'data' is allocated by alloc_fixed */
1579 gpointer *new_array = mono_gc_alloc_fixed (sizeof (gpointer) * (size * 2), MONO_GC_ROOT_DESCR_FOR_FIXED (size * 2));
1580 mono_gc_memmove_aligned (new_array, domain->static_data_array, sizeof (gpointer) * size);
1582 new_array [1] = GINT_TO_POINTER (size);
1583 mono_gc_free_fixed (domain->static_data_array);
1584 domain->static_data_array = new_array;
1588 gpointer *new_array = mono_gc_alloc_fixed (sizeof (gpointer) * size, MONO_GC_ROOT_DESCR_FOR_FIXED (size));
1590 new_array [0] = GINT_TO_POINTER (next);
1591 new_array [1] = GINT_TO_POINTER (size);
1592 domain->static_data_array = new_array;
1594 domain->static_data_array [next++] = data;
1595 domain->static_data_array [0] = GINT_TO_POINTER (next);
1599 mono_get_corlib (void)
1601 return mono_defaults.corlib;
1605 mono_get_object_class (void)
1607 return mono_defaults.object_class;
1611 mono_get_byte_class (void)
1613 return mono_defaults.byte_class;
1617 mono_get_void_class (void)
1619 return mono_defaults.void_class;
1623 mono_get_boolean_class (void)
1625 return mono_defaults.boolean_class;
1629 mono_get_sbyte_class (void)
1631 return mono_defaults.sbyte_class;
1635 mono_get_int16_class (void)
1637 return mono_defaults.int16_class;
1641 mono_get_uint16_class (void)
1643 return mono_defaults.uint16_class;
1647 mono_get_int32_class (void)
1649 return mono_defaults.int32_class;
1653 mono_get_uint32_class (void)
1655 return mono_defaults.uint32_class;
1659 mono_get_intptr_class (void)
1661 return mono_defaults.int_class;
1665 mono_get_uintptr_class (void)
1667 return mono_defaults.uint_class;
1671 mono_get_int64_class (void)
1673 return mono_defaults.int64_class;
1677 mono_get_uint64_class (void)
1679 return mono_defaults.uint64_class;
1683 mono_get_single_class (void)
1685 return mono_defaults.single_class;
1689 mono_get_double_class (void)
1691 return mono_defaults.double_class;
1695 mono_get_char_class (void)
1697 return mono_defaults.char_class;
1701 mono_get_string_class (void)
1703 return mono_defaults.string_class;
1707 mono_get_enum_class (void)
1709 return mono_defaults.enum_class;
1713 mono_get_array_class (void)
1715 return mono_defaults.array_class;
1719 mono_get_thread_class (void)
1721 return mono_defaults.thread_class;
1725 mono_get_exception_class (void)
1727 return mono_defaults.exception_class;
1731 static char* get_attribute_value (const gchar **attribute_names,
1732 const gchar **attribute_values,
1733 const char *att_name)
1736 for (n=0; attribute_names[n] != NULL; n++) {
1737 if (strcmp (attribute_names[n], att_name) == 0)
1738 return g_strdup (attribute_values[n]);
1743 static void start_element (GMarkupParseContext *context,
1744 const gchar *element_name,
1745 const gchar **attribute_names,
1746 const gchar **attribute_values,
1750 AppConfigInfo* app_config = (AppConfigInfo*) user_data;
1752 if (strcmp (element_name, "configuration") == 0) {
1753 app_config->configuration_count++;
1756 if (strcmp (element_name, "startup") == 0) {
1757 app_config->startup_count++;
1761 if (app_config->configuration_count != 1 || app_config->startup_count != 1)
1764 if (strcmp (element_name, "requiredRuntime") == 0) {
1765 app_config->required_runtime = get_attribute_value (attribute_names, attribute_values, "version");
1766 } else if (strcmp (element_name, "supportedRuntime") == 0) {
1767 char *version = get_attribute_value (attribute_names, attribute_values, "version");
1768 app_config->supported_runtimes = g_slist_append (app_config->supported_runtimes, version);
1772 static void end_element (GMarkupParseContext *context,
1773 const gchar *element_name,
1777 AppConfigInfo* app_config = (AppConfigInfo*) user_data;
1779 if (strcmp (element_name, "configuration") == 0) {
1780 app_config->configuration_count--;
1781 } else if (strcmp (element_name, "startup") == 0) {
1782 app_config->startup_count--;
1786 static const GMarkupParser
1795 static AppConfigInfo *
1796 app_config_parse (const char *exe_filename)
1798 AppConfigInfo *app_config;
1799 GMarkupParseContext *context;
1802 const char *bundled_config;
1803 char *config_filename;
1805 bundled_config = mono_config_string_for_assembly_file (exe_filename);
1807 if (bundled_config) {
1808 text = g_strdup (bundled_config);
1809 len = strlen (text);
1811 config_filename = g_strconcat (exe_filename, ".config", NULL);
1813 if (!g_file_get_contents (config_filename, &text, &len, NULL)) {
1814 g_free (config_filename);
1817 g_free (config_filename);
1820 app_config = g_new0 (AppConfigInfo, 1);
1822 context = g_markup_parse_context_new (&mono_parser, 0, app_config, NULL);
1823 if (g_markup_parse_context_parse (context, text, len, NULL)) {
1824 g_markup_parse_context_end_parse (context, NULL);
1826 g_markup_parse_context_free (context);
1832 app_config_free (AppConfigInfo* app_config)
1835 GSList *list = app_config->supported_runtimes;
1836 while (list != NULL) {
1837 rt = (char*)list->data;
1839 list = g_slist_next (list);
1841 g_slist_free (app_config->supported_runtimes);
1842 g_free (app_config->required_runtime);
1843 g_free (app_config);
1847 static const MonoRuntimeInfo*
1848 get_runtime_by_version (const char *version)
1851 int max = G_N_ELEMENTS (supported_runtimes);
1857 for (n=0; n<max; n++) {
1858 if (strcmp (version, supported_runtimes[n].runtime_version) == 0)
1859 return &supported_runtimes[n];
1862 vlen = strlen (version);
1863 if (vlen >= 4 && version [1] - '0' >= 4) {
1864 for (n=0; n<max; n++) {
1865 if (strncmp (version, supported_runtimes[n].runtime_version, 4) == 0)
1866 return &supported_runtimes[n];
1874 get_runtimes_from_exe (const char *exe_file, MonoImage **exe_image, const MonoRuntimeInfo** runtimes)
1876 AppConfigInfo* app_config;
1878 const MonoRuntimeInfo* runtime = NULL;
1879 MonoImage *image = NULL;
1881 app_config = app_config_parse (exe_file);
1883 if (app_config != NULL) {
1884 /* Check supportedRuntime elements, if none is supported, fail.
1885 * If there are no such elements, look for a requiredRuntime element.
1887 if (app_config->supported_runtimes != NULL) {
1889 GSList *list = app_config->supported_runtimes;
1890 while (list != NULL) {
1891 version = (char*) list->data;
1892 runtime = get_runtime_by_version (version);
1893 if (runtime != NULL)
1894 runtimes [n++] = runtime;
1895 list = g_slist_next (list);
1897 runtimes [n] = NULL;
1898 app_config_free (app_config);
1902 /* Check the requiredRuntime element. This is for 1.0 apps only. */
1903 if (app_config->required_runtime != NULL) {
1904 runtimes [0] = get_runtime_by_version (app_config->required_runtime);
1905 runtimes [1] = NULL;
1906 app_config_free (app_config);
1909 app_config_free (app_config);
1912 /* Look for a runtime with the exact version */
1913 image = mono_assembly_open_from_bundle (exe_file, NULL, FALSE);
1916 image = mono_image_open (exe_file, NULL);
1918 if (image == NULL) {
1919 /* The image is wrong or the file was not found. In this case return
1920 * a default runtime and leave to the initialization method the work of
1921 * reporting the error.
1923 runtimes [0] = get_runtime_by_version (DEFAULT_RUNTIME_VERSION);
1924 runtimes [1] = NULL;
1930 runtimes [0] = get_runtime_by_version (image->version);
1931 runtimes [1] = NULL;
1936 * mono_get_runtime_info:
1938 * Returns: the version of the current runtime instance.
1940 const MonoRuntimeInfo*
1941 mono_get_runtime_info (void)
1943 return current_runtime;
1947 * mono_framework_version:
1949 * Return the major version of the framework curently executing.
1952 mono_framework_version (void)
1954 return current_runtime->framework_version [0] - '0';
1958 mono_enable_debug_domain_unload (gboolean enable)
1960 debug_domain_unload = enable;
1963 MonoAotCacheConfig *
1964 mono_get_aot_cache_config (void)
1966 return &aot_cache_config;
1970 mono_domain_lock (MonoDomain *domain)
1973 mono_locks_acquire (&(domain)->lock, DomainLock);
1974 MONO_FINISH_TRY_BLOCKING;
1978 mono_domain_unlock (MonoDomain *domain)
1980 mono_locks_release (&(domain)->lock, DomainLock);