1 /**
2 * \file
3 * MonoDomain functions
4 *
5 * Author:
6 * Dietmar Maurer (dietmar@ximian.com)
7 * Patrik Torstensson
8 *
9 * Copyright 2001-2003 Ximian, Inc (http://www.ximian.com)
10 * Copyright 2004-2009 Novell, Inc (http://www.novell.com)
11 * Copyright 2011-2012 Xamarin, Inc (http://www.xamarin.com)
12 * Licensed under the MIT license. See LICENSE file in the project root for full license information.
13 */
14
15 #include <config.h>
16 #include <glib.h>
17 #include <string.h>
18 #include <sys/stat.h>
19
20 #include <mono/metadata/gc-internals.h>
21
22 #include <mono/utils/atomic.h>
23 #include <mono/utils/mono-compiler.h>
24 #include <mono/utils/mono-logger-internals.h>
25 #include <mono/utils/mono-membar.h>
26 #include <mono/utils/mono-counters.h>
27 #include <mono/utils/hazard-pointer.h>
28 #include <mono/utils/mono-tls.h>
29 #include <mono/utils/mono-mmap.h>
30 #include <mono/utils/mono-threads.h>
31 #include <mono/metadata/object.h>
32 #include <mono/metadata/object-internals.h>
33 #include <mono/metadata/domain-internals.h>
34 #include <mono/metadata/class-internals.h>
35 #include <mono/metadata/debug-internals.h>
36 #include <mono/metadata/assembly-internals.h>
37 #include <mono/metadata/exception.h>
38 #include <mono/metadata/metadata-internals.h>
39 #include <mono/metadata/appdomain.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
52 //#define DEBUG_DOMAIN_UNLOAD 1
53
54 #define GET_APPDOMAIN() ((MonoDomain*)mono_tls_get_domain ())
55 #define SET_APPDOMAIN(x) do { \
56 MonoThreadInfo *info; \
57 mono_tls_set_domain (x); \
58 info = mono_thread_info_current (); \
59 if (info) \
60 mono_thread_info_tls_set (info, TLS_KEY_DOMAIN, (x)); \
61 } while (FALSE)
62
63 #define GET_APPCONTEXT() (mono_thread_internal_current ()->current_appcontext)
64 #define SET_APPCONTEXT(x) MONO_OBJECT_SETREF (mono_thread_internal_current (), current_appcontext, (x))
65
66 static guint16 appdomain_list_size = 0;
67 static guint16 appdomain_next = 0;
68 static MonoDomain **appdomains_list = NULL;
69 static MonoImage *exe_image;
70 static gboolean debug_domain_unload;
71
72 gboolean mono_dont_free_domains;
73
74 #define mono_appdomains_lock() mono_coop_mutex_lock (&appdomains_mutex)
75 #define mono_appdomains_unlock() mono_coop_mutex_unlock (&appdomains_mutex)
76 static MonoCoopMutex appdomains_mutex;
77
78 static MonoDomain *mono_root_domain = NULL;
79
80 /* some statistics */
81 static int max_domain_code_size = 0;
82 static int max_domain_code_alloc = 0;
83 static int total_domain_code_alloc = 0;
84
85 /* AppConfigInfo: Information about runtime versions supported by an
86 * aplication.
87 */
88 typedef struct {
89 GSList *supported_runtimes;
90 char *required_runtime;
91 int configuration_count;
92 int startup_count;
93 } AppConfigInfo;
94
95 static const MonoRuntimeInfo *current_runtime = NULL;
96
97 #define NOT_AVAIL {0xffffU,0xffffU,0xffffU,0xffffU}
98
99 /* This is the list of runtime versions supported by this JIT.
100 */
101 static const MonoRuntimeInfo supported_runtimes[] = {
102 {"v4.0.30319","4.5", { {4,0,0,0}, {10,0,0,0}, {4,0,0,0}, {4,0,0,0}, {4,0,0,0} } },
103 {"mobile", "2.1", { {2,0,5,0}, {10,0,0,0}, {2,0,5,0}, {2,0,5,0}, {4,0,0,0} } },
104 {"moonlight", "2.1", { {2,0,5,0}, { 9,0,0,0}, {3,5,0,0}, {3,0,0,0}, NOT_AVAIL } },
105 };
106
107 #undef NOT_AVAIL
108
109
110 /* The stable runtime version */
111 #define DEFAULT_RUNTIME_VERSION "v4.0.30319"
112
113 /* Callbacks installed by the JIT */
114 static MonoCreateDomainFunc create_domain_hook;
115 static MonoFreeDomainFunc free_domain_hook;
116
117 /* AOT cache configuration */
118 static MonoAotCacheConfig aot_cache_config;
119
120 static void
121 get_runtimes_from_exe (const char *exe_file, MonoImage **exe_image, const MonoRuntimeInfo** runtimes);
122
123 static const MonoRuntimeInfo*
124 get_runtime_by_version (const char *version);
125
126 #define ALIGN_TO(val,align) ((((guint64)val) + ((align) - 1)) & ~((align) - 1))
127 #define ALIGN_PTR_TO(ptr,align) (gpointer)((((gssize)(ptr)) + (align - 1)) & (~(align - 1)))
128
129 static LockFreeMempool*
lock_free_mempool_new(void)130 lock_free_mempool_new (void)
131 {
132 return g_new0 (LockFreeMempool, 1);
133 }
134
135 static void
lock_free_mempool_free(LockFreeMempool * mp)136 lock_free_mempool_free (LockFreeMempool *mp)
137 {
138 LockFreeMempoolChunk *chunk, *next;
139
140 chunk = mp->chunks;
141 while (chunk) {
142 next = (LockFreeMempoolChunk *)chunk->prev;
143 mono_vfree (chunk, mono_pagesize (), MONO_MEM_ACCOUNT_DOMAIN);
144 chunk = next;
145 }
146 g_free (mp);
147 }
148
149 /*
150 * This is async safe
151 */
152 static LockFreeMempoolChunk*
lock_free_mempool_chunk_new(LockFreeMempool * mp,int len)153 lock_free_mempool_chunk_new (LockFreeMempool *mp, int len)
154 {
155 LockFreeMempoolChunk *chunk, *prev;
156 int size;
157
158 size = mono_pagesize ();
159 while (size - sizeof (LockFreeMempoolChunk) < len)
160 size += mono_pagesize ();
161 chunk = (LockFreeMempoolChunk *)mono_valloc (0, size, MONO_MMAP_READ|MONO_MMAP_WRITE, MONO_MEM_ACCOUNT_DOMAIN);
162 g_assert (chunk);
163 chunk->mem = (guint8 *)ALIGN_PTR_TO ((char*)chunk + sizeof (LockFreeMempoolChunk), 16);
164 chunk->size = ((char*)chunk + size) - (char*)chunk->mem;
165 chunk->pos = 0;
166
167 /* Add to list of chunks lock-free */
168 while (TRUE) {
169 prev = mp->chunks;
170 if (mono_atomic_cas_ptr ((volatile gpointer*)&mp->chunks, chunk, prev) == prev)
171 break;
172 }
173 chunk->prev = prev;
174
175 return chunk;
176 }
177
178 /*
179 * This is async safe
180 */
181 static gpointer
lock_free_mempool_alloc0(LockFreeMempool * mp,guint size)182 lock_free_mempool_alloc0 (LockFreeMempool *mp, guint size)
183 {
184 LockFreeMempoolChunk *chunk;
185 gpointer res;
186 int oldpos;
187
188 // FIXME: Free the allocator
189
190 size = ALIGN_TO (size, 8);
191 chunk = mp->current;
192 if (!chunk) {
193 chunk = lock_free_mempool_chunk_new (mp, size);
194 mono_memory_barrier ();
195 /* Publish */
196 mp->current = chunk;
197 }
198
199 /* The code below is lock-free, 'chunk' is shared state */
200 oldpos = mono_atomic_fetch_add_i32 (&chunk->pos, size);
201 if (oldpos + size > chunk->size) {
202 chunk = lock_free_mempool_chunk_new (mp, size);
203 g_assert (chunk->pos + size <= chunk->size);
204 res = chunk->mem;
205 chunk->pos += size;
206 mono_memory_barrier ();
207 mp->current = chunk;
208 } else {
209 res = (char*)chunk->mem + oldpos;
210 }
211
212 return res;
213 }
214
215 void
mono_install_create_domain_hook(MonoCreateDomainFunc func)216 mono_install_create_domain_hook (MonoCreateDomainFunc func)
217 {
218 create_domain_hook = func;
219 }
220
221 void
mono_install_free_domain_hook(MonoFreeDomainFunc func)222 mono_install_free_domain_hook (MonoFreeDomainFunc func)
223 {
224 free_domain_hook = func;
225 }
226
227 /**
228 * mono_string_equal:
229 * \param s1 First string to compare
230 * \param s2 Second string to compare
231 *
232 * Compares two \c MonoString* instances ordinally for equality.
233 *
234 * \returns FALSE if the strings differ.
235 */
236 gboolean
mono_string_equal(MonoString * s1,MonoString * s2)237 mono_string_equal (MonoString *s1, MonoString *s2)
238 {
239 int l1 = mono_string_length (s1);
240 int l2 = mono_string_length (s2);
241
242 if (s1 == s2)
243 return TRUE;
244 if (l1 != l2)
245 return FALSE;
246
247 return memcmp (mono_string_chars (s1), mono_string_chars (s2), l1 * 2) == 0;
248 }
249
250 /**
251 * mono_string_hash:
252 * \param s the string to hash
253 *
254 * Compute the hash for a \c MonoString*
255 * \returns the hash for the string.
256 */
257 guint
mono_string_hash(MonoString * s)258 mono_string_hash (MonoString *s)
259 {
260 const guint16 *p = mono_string_chars (s);
261 int i, len = mono_string_length (s);
262 guint h = 0;
263
264 for (i = 0; i < len; i++) {
265 h = (h << 5) - h + *p;
266 p++;
267 }
268
269 return h;
270 }
271
272 static gboolean
mono_ptrarray_equal(gpointer * s1,gpointer * s2)273 mono_ptrarray_equal (gpointer *s1, gpointer *s2)
274 {
275 int len = GPOINTER_TO_INT (s1 [0]);
276 if (len != GPOINTER_TO_INT (s2 [0]))
277 return FALSE;
278
279 return memcmp (s1 + 1, s2 + 1, len * sizeof(gpointer)) == 0;
280 }
281
282 static guint
mono_ptrarray_hash(gpointer * s)283 mono_ptrarray_hash (gpointer *s)
284 {
285 int i;
286 int len = GPOINTER_TO_INT (s [0]);
287 guint hash = 0;
288
289 for (i = 1; i < len; i++)
290 hash += GPOINTER_TO_UINT (s [i]);
291
292 return hash;
293 }
294
295 /*
296 * Allocate an id for domain and set domain->domain_id.
297 * LOCKING: must be called while holding appdomains_mutex.
298 * We try to assign low numbers to the domain, so it can be used
299 * as an index in data tables to lookup domain-specific info
300 * with minimal memory overhead. We also try not to reuse the
301 * same id too quickly (to help debugging).
302 */
303 static int
domain_id_alloc(MonoDomain * domain)304 domain_id_alloc (MonoDomain *domain)
305 {
306 int id = -1, i;
307 if (!appdomains_list) {
308 appdomain_list_size = 2;
309 appdomains_list = (MonoDomain **)mono_gc_alloc_fixed (appdomain_list_size * sizeof (void*), MONO_GC_DESCRIPTOR_NULL, MONO_ROOT_SOURCE_DOMAIN, "domains list");
310 }
311 for (i = appdomain_next; i < appdomain_list_size; ++i) {
312 if (!appdomains_list [i]) {
313 id = i;
314 break;
315 }
316 }
317 if (id == -1) {
318 for (i = 0; i < appdomain_next; ++i) {
319 if (!appdomains_list [i]) {
320 id = i;
321 break;
322 }
323 }
324 }
325 if (id == -1) {
326 MonoDomain **new_list;
327 int new_size = appdomain_list_size * 2;
328 if (new_size >= (1 << 16))
329 g_assert_not_reached ();
330 id = appdomain_list_size;
331 new_list = (MonoDomain **)mono_gc_alloc_fixed (new_size * sizeof (void*), MONO_GC_DESCRIPTOR_NULL, MONO_ROOT_SOURCE_DOMAIN, "domains list");
332 memcpy (new_list, appdomains_list, appdomain_list_size * sizeof (void*));
333 mono_gc_free_fixed (appdomains_list);
334 appdomains_list = new_list;
335 appdomain_list_size = new_size;
336 }
337 domain->domain_id = id;
338 appdomains_list [id] = domain;
339 appdomain_next++;
340 if (appdomain_next > appdomain_list_size)
341 appdomain_next = 0;
342 return id;
343 }
344
345 static gsize domain_gc_bitmap [sizeof(MonoDomain)/4/32 + 1];
346 static MonoGCDescriptor domain_gc_desc = MONO_GC_DESCRIPTOR_NULL;
347 static guint32 domain_shadow_serial = 0L;
348
349 /**
350 * mono_domain_create:
351 *
352 * Creates a new application domain, the unmanaged representation
353 * of the actual domain.
354 *
355 * Application domains provide an isolation facilty for assemblies. You
356 * can load assemblies and execute code in them that will not be visible
357 * to other application domains. This is a runtime-based virtualization
358 * technology.
359 *
360 * It is possible to unload domains, which unloads the assemblies and
361 * data that was allocated in that domain.
362 *
363 * When a domain is created a mempool is allocated for domain-specific
364 * structures, along a dedicated code manager to hold code that is
365 * associated with the domain.
366 *
367 * \returns New initialized \c MonoDomain, with no configuration or assemblies
368 * loaded into it.
369 */
370 MonoDomain *
mono_domain_create(void)371 mono_domain_create (void)
372 {
373 MonoDomain *domain;
374 guint32 shadow_serial;
375
376 mono_appdomains_lock ();
377 shadow_serial = domain_shadow_serial++;
378
379 if (!domain_gc_desc) {
380 unsigned int i, bit = 0;
381 for (i = G_STRUCT_OFFSET (MonoDomain, MONO_DOMAIN_FIRST_OBJECT); i < G_STRUCT_OFFSET (MonoDomain, MONO_DOMAIN_FIRST_GC_TRACKED); i += sizeof (gpointer)) {
382 bit = i / sizeof (gpointer);
383 domain_gc_bitmap [bit / 32] |= (gsize) 1 << (bit % 32);
384 }
385 domain_gc_desc = mono_gc_make_descr_from_bitmap ((gsize*)domain_gc_bitmap, bit + 1);
386 }
387 mono_appdomains_unlock ();
388
389 if (!mono_gc_is_moving ()) {
390 domain = (MonoDomain *)mono_gc_alloc_fixed (sizeof (MonoDomain), MONO_GC_DESCRIPTOR_NULL, MONO_ROOT_SOURCE_DOMAIN, "domain object");
391 } else {
392 domain = (MonoDomain *)mono_gc_alloc_fixed (sizeof (MonoDomain), domain_gc_desc, MONO_ROOT_SOURCE_DOMAIN, "domain object");
393 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");
394 }
395 domain->shadow_serial = shadow_serial;
396 domain->domain = NULL;
397 domain->setup = NULL;
398 domain->friendly_name = NULL;
399 domain->search_path = NULL;
400
401 MONO_PROFILER_RAISE (domain_loading, (domain));
402
403 domain->mp = mono_mempool_new ();
404 domain->code_mp = mono_code_manager_new ();
405 domain->lock_free_mp = lock_free_mempool_new ();
406 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");
407 domain->domain_assemblies = NULL;
408 domain->assembly_bindings = NULL;
409 domain->assembly_bindings_parsed = FALSE;
410 domain->class_vtable_array = g_ptr_array_new ();
411 domain->proxy_vtable_hash = g_hash_table_new ((GHashFunc)mono_ptrarray_hash, (GCompareFunc)mono_ptrarray_equal);
412 mono_jit_code_hash_init (&domain->jit_code_hash);
413 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");
414 domain->num_jit_info_tables = 1;
415 domain->jit_info_table = mono_jit_info_table_new (domain);
416 domain->jit_info_free_queue = NULL;
417 domain->finalizable_objects_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
418 domain->ftnptrs_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
419
420 mono_coop_mutex_init_recursive (&domain->lock);
421
422 mono_os_mutex_init_recursive (&domain->assemblies_lock);
423 mono_os_mutex_init_recursive (&domain->jit_code_hash_lock);
424 mono_os_mutex_init_recursive (&domain->finalizable_objects_hash_lock);
425
426 domain->method_rgctx_hash = NULL;
427
428 mono_appdomains_lock ();
429 domain_id_alloc (domain);
430 mono_appdomains_unlock ();
431
432 #ifndef DISABLE_PERFCOUNTERS
433 mono_atomic_inc_i32 (&mono_perfcounters->loader_appdomains);
434 mono_atomic_inc_i32 (&mono_perfcounters->loader_total_appdomains);
435 #endif
436
437 mono_debug_domain_create (domain);
438
439 if (create_domain_hook)
440 create_domain_hook (domain);
441
442 MONO_PROFILER_RAISE (domain_loaded, (domain));
443
444 return domain;
445 }
446
447 /**
448 * mono_init_internal:
449 *
450 * Creates the initial application domain and initializes the mono_defaults
451 * structure.
452 * This function is guaranteed to not run any IL code.
453 * If exe_filename is not NULL, the method will determine the required runtime
454 * from the exe configuration file or the version PE field.
455 * If runtime_version is not NULL, that runtime version will be used.
456 * Either exe_filename or runtime_version must be provided.
457 *
458 * Returns: the initial domain.
459 */
460 static MonoDomain *
mono_init_internal(const char * filename,const char * exe_filename,const char * runtime_version)461 mono_init_internal (const char *filename, const char *exe_filename, const char *runtime_version)
462 {
463 static MonoDomain *domain = NULL;
464 MonoAssembly *ass = NULL;
465 MonoImageOpenStatus status = MONO_IMAGE_OK;
466 const MonoRuntimeInfo* runtimes [G_N_ELEMENTS (supported_runtimes) + 1] = { NULL };
467 int n;
468
469 #ifdef DEBUG_DOMAIN_UNLOAD
470 debug_domain_unload = TRUE;
471 #endif
472
473 if (domain)
474 g_assert_not_reached ();
475
476 #if defined(HOST_WIN32) && G_HAVE_API_SUPPORT(HAVE_CLASSIC_WINAPI_SUPPORT)
477 /* Avoid system error message boxes. */
478 SetErrorMode (SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
479 #endif
480
481 #ifndef HOST_WIN32
482 mono_w32handle_init ();
483 mono_w32handle_namespace_init ();
484 #endif
485
486 mono_w32mutex_init ();
487 mono_w32semaphore_init ();
488 mono_w32event_init ();
489 mono_w32process_init ();
490 mono_w32file_init ();
491
492 #ifndef DISABLE_PERFCOUNTERS
493 mono_perfcounters_init ();
494 #endif
495 mono_counters_init ();
496
497 mono_counters_register ("Max native code in a domain", MONO_COUNTER_INT|MONO_COUNTER_JIT, &max_domain_code_size);
498 mono_counters_register ("Max code space allocated in a domain", MONO_COUNTER_INT|MONO_COUNTER_JIT, &max_domain_code_alloc);
499 mono_counters_register ("Total code space allocated", MONO_COUNTER_INT|MONO_COUNTER_JIT, &total_domain_code_alloc);
500
501 mono_counters_register ("Max HashTable Chain Length", MONO_COUNTER_INT|MONO_COUNTER_METADATA, &mono_g_hash_table_max_chain_length);
502
503 mono_gc_base_init ();
504 mono_thread_info_attach ();
505
506 mono_coop_mutex_init_recursive (&appdomains_mutex);
507
508 mono_metadata_init ();
509 mono_images_init ();
510 mono_assemblies_init ();
511 mono_classes_init ();
512 mono_loader_init ();
513 mono_reflection_init ();
514 mono_runtime_init_tls ();
515
516 domain = mono_domain_create ();
517 mono_root_domain = domain;
518
519 SET_APPDOMAIN (domain);
520
521 /* Get a list of runtimes supported by the exe */
522 if (exe_filename != NULL) {
523 /*
524 * This function will load the exe file as a MonoImage. We need to close it, but
525 * that would mean it would be reloaded later. So instead, we save it to
526 * exe_image, and close it during shutdown.
527 */
528 get_runtimes_from_exe (exe_filename, &exe_image, runtimes);
529 #ifdef HOST_WIN32
530 if (!exe_image) {
531 exe_image = mono_assembly_open_from_bundle (exe_filename, NULL, FALSE);
532 if (!exe_image)
533 exe_image = mono_image_open (exe_filename, NULL);
534 }
535 mono_fixup_exe_image (exe_image);
536 #endif
537 } else if (runtime_version != NULL) {
538 runtimes [0] = get_runtime_by_version (runtime_version);
539 runtimes [1] = NULL;
540 }
541
542 if (runtimes [0] == NULL) {
543 const MonoRuntimeInfo *default_runtime = get_runtime_by_version (DEFAULT_RUNTIME_VERSION);
544 runtimes [0] = default_runtime;
545 runtimes [1] = NULL;
546 g_print ("WARNING: The runtime version supported by this application is unavailable.\n");
547 g_print ("Using default runtime: %s\n", default_runtime->runtime_version);
548 }
549
550 /* The selected runtime will be the first one for which there is a mscrolib.dll */
551 for (n = 0; runtimes [n] != NULL && ass == NULL; n++) {
552 current_runtime = runtimes [n];
553 ass = mono_assembly_load_corlib (current_runtime, &status);
554 if (status != MONO_IMAGE_OK && status != MONO_IMAGE_ERROR_ERRNO)
555 break;
556
557 }
558
559 if ((status != MONO_IMAGE_OK) || (ass == NULL)) {
560 switch (status){
561 case MONO_IMAGE_ERROR_ERRNO: {
562 char *corlib_file = g_build_filename (mono_assembly_getrootdir (), "mono", current_runtime->framework_version, "mscorlib.dll", NULL);
563 g_print ("The assembly mscorlib.dll was not found or could not be loaded.\n");
564 g_print ("It should have been installed in the `%s' directory.\n", corlib_file);
565 g_free (corlib_file);
566 break;
567 }
568 case MONO_IMAGE_IMAGE_INVALID:
569 g_print ("The file %s/mscorlib.dll is an invalid CIL image\n",
570 mono_assembly_getrootdir ());
571 break;
572 case MONO_IMAGE_MISSING_ASSEMBLYREF:
573 g_print ("Missing assembly reference in %s/mscorlib.dll\n",
574 mono_assembly_getrootdir ());
575 break;
576 case MONO_IMAGE_OK:
577 /* to suppress compiler warning */
578 break;
579 }
580
581 exit (1);
582 }
583 mono_defaults.corlib = mono_assembly_get_image (ass);
584
585 mono_defaults.object_class = mono_class_load_from_name (
586 mono_defaults.corlib, "System", "Object");
587
588 mono_defaults.void_class = mono_class_load_from_name (
589 mono_defaults.corlib, "System", "Void");
590
591 mono_defaults.boolean_class = mono_class_load_from_name (
592 mono_defaults.corlib, "System", "Boolean");
593
594 mono_defaults.byte_class = mono_class_load_from_name (
595 mono_defaults.corlib, "System", "Byte");
596
597 mono_defaults.sbyte_class = mono_class_load_from_name (
598 mono_defaults.corlib, "System", "SByte");
599
600 mono_defaults.int16_class = mono_class_load_from_name (
601 mono_defaults.corlib, "System", "Int16");
602
603 mono_defaults.uint16_class = mono_class_load_from_name (
604 mono_defaults.corlib, "System", "UInt16");
605
606 mono_defaults.int32_class = mono_class_load_from_name (
607 mono_defaults.corlib, "System", "Int32");
608
609 mono_defaults.uint32_class = mono_class_load_from_name (
610 mono_defaults.corlib, "System", "UInt32");
611
612 mono_defaults.uint_class = mono_class_load_from_name (
613 mono_defaults.corlib, "System", "UIntPtr");
614
615 mono_defaults.int_class = mono_class_load_from_name (
616 mono_defaults.corlib, "System", "IntPtr");
617
618 mono_defaults.int64_class = mono_class_load_from_name (
619 mono_defaults.corlib, "System", "Int64");
620
621 mono_defaults.uint64_class = mono_class_load_from_name (
622 mono_defaults.corlib, "System", "UInt64");
623
624 mono_defaults.single_class = mono_class_load_from_name (
625 mono_defaults.corlib, "System", "Single");
626
627 mono_defaults.double_class = mono_class_load_from_name (
628 mono_defaults.corlib, "System", "Double");
629
630 mono_defaults.char_class = mono_class_load_from_name (
631 mono_defaults.corlib, "System", "Char");
632
633 mono_defaults.string_class = mono_class_load_from_name (
634 mono_defaults.corlib, "System", "String");
635
636 mono_defaults.enum_class = mono_class_load_from_name (
637 mono_defaults.corlib, "System", "Enum");
638
639 mono_defaults.array_class = mono_class_load_from_name (
640 mono_defaults.corlib, "System", "Array");
641
642 mono_defaults.delegate_class = mono_class_load_from_name (
643 mono_defaults.corlib, "System", "Delegate");
644
645 mono_defaults.multicastdelegate_class = mono_class_load_from_name (
646 mono_defaults.corlib, "System", "MulticastDelegate");
647
648 mono_defaults.asyncresult_class = mono_class_load_from_name (
649 mono_defaults.corlib, "System.Runtime.Remoting.Messaging",
650 "AsyncResult");
651
652 mono_defaults.manualresetevent_class = mono_class_load_from_name (
653 mono_defaults.corlib, "System.Threading", "ManualResetEvent");
654
655 mono_defaults.typehandle_class = mono_class_load_from_name (
656 mono_defaults.corlib, "System", "RuntimeTypeHandle");
657
658 mono_defaults.methodhandle_class = mono_class_load_from_name (
659 mono_defaults.corlib, "System", "RuntimeMethodHandle");
660
661 mono_defaults.fieldhandle_class = mono_class_load_from_name (
662 mono_defaults.corlib, "System", "RuntimeFieldHandle");
663
664 mono_defaults.systemtype_class = mono_class_load_from_name (
665 mono_defaults.corlib, "System", "Type");
666
667 mono_defaults.runtimetype_class = mono_class_load_from_name (
668 mono_defaults.corlib, "System", "RuntimeType");
669
670 mono_defaults.exception_class = mono_class_load_from_name (
671 mono_defaults.corlib, "System", "Exception");
672
673 mono_defaults.threadabortexception_class = mono_class_load_from_name (
674 mono_defaults.corlib, "System.Threading", "ThreadAbortException");
675
676 mono_defaults.thread_class = mono_class_load_from_name (
677 mono_defaults.corlib, "System.Threading", "Thread");
678
679 mono_defaults.internal_thread_class = mono_class_load_from_name (
680 mono_defaults.corlib, "System.Threading", "InternalThread");
681
682 mono_defaults.appdomain_class = mono_class_load_from_name (
683 mono_defaults.corlib, "System", "AppDomain");
684
685 #ifndef DISABLE_REMOTING
686 mono_defaults.transparent_proxy_class = mono_class_load_from_name (
687 mono_defaults.corlib, "System.Runtime.Remoting.Proxies", "TransparentProxy");
688
689 mono_defaults.real_proxy_class = mono_class_load_from_name (
690 mono_defaults.corlib, "System.Runtime.Remoting.Proxies", "RealProxy");
691
692 mono_defaults.marshalbyrefobject_class = mono_class_load_from_name (
693 mono_defaults.corlib, "System", "MarshalByRefObject");
694
695 mono_defaults.iremotingtypeinfo_class = mono_class_load_from_name (
696 mono_defaults.corlib, "System.Runtime.Remoting", "IRemotingTypeInfo");
697
698 #endif
699
700 mono_defaults.mono_method_message_class = mono_class_load_from_name (
701 mono_defaults.corlib, "System.Runtime.Remoting.Messaging", "MonoMethodMessage");
702
703 mono_defaults.field_info_class = mono_class_load_from_name (
704 mono_defaults.corlib, "System.Reflection", "FieldInfo");
705
706 mono_defaults.method_info_class = mono_class_load_from_name (
707 mono_defaults.corlib, "System.Reflection", "MethodInfo");
708
709 mono_defaults.stringbuilder_class = mono_class_load_from_name (
710 mono_defaults.corlib, "System.Text", "StringBuilder");
711
712 mono_defaults.math_class = mono_class_load_from_name (
713 mono_defaults.corlib, "System", "Math");
714
715 mono_defaults.stack_frame_class = mono_class_load_from_name (
716 mono_defaults.corlib, "System.Diagnostics", "StackFrame");
717
718 mono_defaults.stack_trace_class = mono_class_load_from_name (
719 mono_defaults.corlib, "System.Diagnostics", "StackTrace");
720
721 mono_defaults.marshal_class = mono_class_load_from_name (
722 mono_defaults.corlib, "System.Runtime.InteropServices", "Marshal");
723
724 mono_defaults.typed_reference_class = mono_class_load_from_name (
725 mono_defaults.corlib, "System", "TypedReference");
726
727 mono_defaults.argumenthandle_class = mono_class_load_from_name (
728 mono_defaults.corlib, "System", "RuntimeArgumentHandle");
729
730 mono_defaults.monitor_class = mono_class_load_from_name (
731 mono_defaults.corlib, "System.Threading", "Monitor");
732 /*
733 Not using GENERATE_TRY_GET_CLASS_WITH_CACHE_DECL as this type is heavily checked by sgen when computing finalization.
734 */
735 mono_defaults.critical_finalizer_object = mono_class_try_load_from_name (mono_defaults.corlib,
736 "System.Runtime.ConstrainedExecution", "CriticalFinalizerObject");
737
738 mono_assembly_load_friends (ass);
739
740 mono_defaults.handleref_class = mono_class_try_load_from_name (
741 mono_defaults.corlib, "System.Runtime.InteropServices", "HandleRef");
742
743 mono_defaults.attribute_class = mono_class_load_from_name (
744 mono_defaults.corlib, "System", "Attribute");
745
746 mono_defaults.customattribute_data_class = mono_class_load_from_name (
747 mono_defaults.corlib, "System.Reflection", "CustomAttributeData");
748
749 mono_class_init (mono_defaults.array_class);
750 mono_defaults.generic_nullable_class = mono_class_load_from_name (
751 mono_defaults.corlib, "System", "Nullable`1");
752 mono_defaults.generic_ilist_class = mono_class_load_from_name (
753 mono_defaults.corlib, "System.Collections.Generic", "IList`1");
754 mono_defaults.generic_ireadonlylist_class = mono_class_load_from_name (
755 mono_defaults.corlib, "System.Collections.Generic", "IReadOnlyList`1");
756 mono_defaults.generic_ienumerator_class = mono_class_load_from_name (
757 mono_defaults.corlib, "System.Collections.Generic", "IEnumerator`1");
758
759 mono_defaults.threadpool_wait_callback_class = mono_class_load_from_name (
760 mono_defaults.corlib, "System.Threading", "_ThreadPoolWaitCallback");
761
762 mono_defaults.threadpool_perform_wait_callback_method = mono_class_get_method_from_name (
763 mono_defaults.threadpool_wait_callback_class, "PerformWaitCallback", 0);
764
765 domain->friendly_name = g_path_get_basename (filename);
766
767 MONO_PROFILER_RAISE (domain_name, (domain, domain->friendly_name));
768
769 return domain;
770 }
771
772 /**
773 * mono_init:
774 *
775 * Creates the initial application domain and initializes the mono_defaults
776 * structure.
777 *
778 * This function is guaranteed to not run any IL code.
779 * The runtime is initialized using the default runtime version.
780 *
781 * Returns: the initial domain.
782 */
783 MonoDomain *
mono_init(const char * domain_name)784 mono_init (const char *domain_name)
785 {
786 return mono_init_internal (domain_name, NULL, DEFAULT_RUNTIME_VERSION);
787 }
788
789 /**
790 * mono_init_from_assembly:
791 * \param domain_name name to give to the initial domain
792 * \param filename filename to load on startup
793 *
794 * Used by the runtime, users should use mono_jit_init instead.
795 *
796 * Creates the initial application domain and initializes the mono_defaults
797 * structure.
798 * This function is guaranteed to not run any IL code.
799 * The runtime is initialized using the runtime version required by the
800 * provided executable. The version is determined by looking at the exe
801 * configuration file and the version PE field)
802 *
803 * \returns the initial domain.
804 */
805 MonoDomain *
mono_init_from_assembly(const char * domain_name,const char * filename)806 mono_init_from_assembly (const char *domain_name, const char *filename)
807 {
808 return mono_init_internal (domain_name, filename, NULL);
809 }
810
811 /**
812 * mono_init_version:
813 *
814 * Used by the runtime, users should use \c mono_jit_init instead.
815 *
816 * Creates the initial application domain and initializes the \c mono_defaults
817 * structure.
818 *
819 * This function is guaranteed to not run any IL code.
820 * The runtime is initialized using the provided rutime version.
821 *
822 * \returns the initial domain.
823 */
824 MonoDomain *
mono_init_version(const char * domain_name,const char * version)825 mono_init_version (const char *domain_name, const char *version)
826 {
827 return mono_init_internal (domain_name, NULL, version);
828 }
829
830 /**
831 * mono_cleanup:
832 *
833 * Cleans up all metadata modules.
834 */
835 void
mono_cleanup(void)836 mono_cleanup (void)
837 {
838 mono_close_exe_image ();
839
840 mono_defaults.corlib = NULL;
841
842 mono_config_cleanup ();
843 mono_loader_cleanup ();
844 mono_classes_cleanup ();
845 mono_assemblies_cleanup ();
846 mono_debug_cleanup ();
847 mono_images_cleanup ();
848 mono_metadata_cleanup ();
849
850 mono_coop_mutex_destroy (&appdomains_mutex);
851
852 mono_w32process_cleanup ();
853 mono_w32file_cleanup ();
854 }
855
856 void
mono_close_exe_image(void)857 mono_close_exe_image (void)
858 {
859 if (exe_image)
860 mono_image_close (exe_image);
861 }
862
863 /**
864 * mono_get_root_domain:
865 *
866 * The root AppDomain is the initial domain created by the runtime when it is
867 * initialized. Programs execute on this AppDomain, but can create new ones
868 * later. Currently there is no unmanaged API to create new AppDomains, this
869 * must be done from managed code.
870 *
871 * Returns: the root appdomain, to obtain the current domain, use mono_domain_get ()
872 */
873 MonoDomain*
mono_get_root_domain(void)874 mono_get_root_domain (void)
875 {
876 return mono_root_domain;
877 }
878
879 /**
880 * mono_domain_get:
881 *
882 * This method returns the value of the current \c MonoDomain that this thread
883 * and code are running under. To obtain the root domain use
884 * \c mono_get_root_domain API.
885 *
886 * \returns the current domain
887 */
888 MonoDomain *
mono_domain_get()889 mono_domain_get ()
890 {
891 return GET_APPDOMAIN ();
892 }
893
894 void
mono_domain_unset(void)895 mono_domain_unset (void)
896 {
897 SET_APPDOMAIN (NULL);
898 }
899
900 void
mono_domain_set_internal_with_options(MonoDomain * domain,gboolean migrate_exception)901 mono_domain_set_internal_with_options (MonoDomain *domain, gboolean migrate_exception)
902 {
903 MonoInternalThread *thread;
904
905 if (mono_domain_get () == domain)
906 return;
907
908 SET_APPDOMAIN (domain);
909 SET_APPCONTEXT (domain->default_context);
910
911 if (migrate_exception) {
912 thread = mono_thread_internal_current ();
913 if (!thread->abort_exc)
914 return;
915
916 g_assert (thread->abort_exc->object.vtable->domain != domain);
917 MONO_OBJECT_SETREF (thread, abort_exc, mono_get_exception_thread_abort ());
918 g_assert (thread->abort_exc->object.vtable->domain == domain);
919 }
920 }
921
922 /**
923 * mono_domain_set_internal:
924 * \param domain the new domain
925 *
926 * Sets the current domain to \p domain.
927 */
928 void
mono_domain_set_internal(MonoDomain * domain)929 mono_domain_set_internal (MonoDomain *domain)
930 {
931 mono_domain_set_internal_with_options (domain, TRUE);
932 }
933
934 /**
935 * mono_domain_foreach:
936 * \param func function to invoke with the domain data
937 * \param user_data user-defined pointer that is passed to the supplied \p func fo reach domain
938 *
939 * Use this method to safely iterate over all the loaded application
940 * domains in the current runtime. The provided \p func is invoked with a
941 * pointer to the \c MonoDomain and is given the value of the \p user_data
942 * parameter which can be used to pass state to your called routine.
943 */
944 void
mono_domain_foreach(MonoDomainFunc func,gpointer user_data)945 mono_domain_foreach (MonoDomainFunc func, gpointer user_data)
946 {
947 int i, size;
948 MonoDomain **copy;
949
950 /*
951 * Create a copy of the data to avoid calling the user callback
952 * inside the lock because that could lead to deadlocks.
953 * We can do this because this function is not perf. critical.
954 */
955 mono_appdomains_lock ();
956 size = appdomain_list_size;
957 copy = (MonoDomain **)mono_gc_alloc_fixed (appdomain_list_size * sizeof (void*), MONO_GC_DESCRIPTOR_NULL, MONO_ROOT_SOURCE_DOMAIN, "temporary domains list");
958 memcpy (copy, appdomains_list, appdomain_list_size * sizeof (void*));
959 mono_appdomains_unlock ();
960
961 for (i = 0; i < size; ++i) {
962 if (copy [i])
963 func (copy [i], user_data);
964 }
965
966 mono_gc_free_fixed (copy);
967 }
968
969 /* FIXME: maybe we should integrate this with mono_assembly_open? */
970 /**
971 * mono_domain_assembly_open:
972 * \param domain the application domain
973 * \param name file name of the assembly
974 */
975 MonoAssembly *
mono_domain_assembly_open(MonoDomain * domain,const char * name)976 mono_domain_assembly_open (MonoDomain *domain, const char *name)
977 {
978 MonoDomain *current;
979 MonoAssembly *ass;
980 GSList *tmp;
981
982 mono_domain_assemblies_lock (domain);
983 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
984 ass = (MonoAssembly *)tmp->data;
985 if (strcmp (name, ass->aname.name) == 0) {
986 mono_domain_assemblies_unlock (domain);
987 return ass;
988 }
989 }
990 mono_domain_assemblies_unlock (domain);
991
992 if (domain != mono_domain_get ()) {
993 current = mono_domain_get ();
994
995 mono_domain_set (domain, FALSE);
996 ass = mono_assembly_open_predicate (name, FALSE, FALSE, NULL, NULL, NULL);
997 mono_domain_set (current, FALSE);
998 } else {
999 ass = mono_assembly_open_predicate (name, FALSE, FALSE, NULL, NULL, NULL);
1000 }
1001
1002 return ass;
1003 }
1004
1005 static void
unregister_vtable_reflection_type(MonoVTable * vtable)1006 unregister_vtable_reflection_type (MonoVTable *vtable)
1007 {
1008 MonoObject *type = (MonoObject *)vtable->type;
1009
1010 if (type->vtable->klass != mono_defaults.runtimetype_class)
1011 MONO_GC_UNREGISTER_ROOT_IF_MOVING (vtable->type);
1012 }
1013
1014 /**
1015 * mono_domain_free:
1016 * \param domain the domain to release
1017 * \param force if TRUE, it allows the root domain to be released (used at shutdown only).
1018 *
1019 * This releases the resources associated with the specific domain.
1020 * This is a low-level function that is invoked by the AppDomain infrastructure
1021 * when necessary.
1022 */
1023 void
mono_domain_free(MonoDomain * domain,gboolean force)1024 mono_domain_free (MonoDomain *domain, gboolean force)
1025 {
1026 int code_size, code_alloc;
1027 GSList *tmp;
1028 gpointer *p;
1029
1030 if ((domain == mono_root_domain) && !force) {
1031 g_warning ("cant unload root domain");
1032 return;
1033 }
1034
1035 if (mono_dont_free_domains)
1036 return;
1037
1038 MONO_PROFILER_RAISE (domain_unloading, (domain));
1039
1040 mono_debug_domain_unload (domain);
1041
1042 /* must do this early as it accesses fields and types */
1043 if (domain->special_static_fields) {
1044 mono_alloc_special_static_data_free (domain->special_static_fields);
1045 g_hash_table_destroy (domain->special_static_fields);
1046 domain->special_static_fields = NULL;
1047 }
1048
1049 /*
1050 * We must destroy all these hash tables here because they
1051 * contain references to managed objects belonging to the
1052 * domain. Once we let the GC clear the domain there must be
1053 * no more such references, or we'll crash if a collection
1054 * occurs.
1055 */
1056 mono_g_hash_table_destroy (domain->ldstr_table);
1057 domain->ldstr_table = NULL;
1058
1059 mono_g_hash_table_destroy (domain->env);
1060 domain->env = NULL;
1061
1062 mono_reflection_cleanup_domain (domain);
1063
1064 /* This must be done before type_hash is freed */
1065 if (domain->class_vtable_array) {
1066 int i;
1067 for (i = 0; i < domain->class_vtable_array->len; ++i)
1068 unregister_vtable_reflection_type ((MonoVTable *)g_ptr_array_index (domain->class_vtable_array, i));
1069 }
1070
1071 if (domain->type_hash) {
1072 mono_g_hash_table_destroy (domain->type_hash);
1073 domain->type_hash = NULL;
1074 }
1075 if (domain->type_init_exception_hash) {
1076 mono_g_hash_table_destroy (domain->type_init_exception_hash);
1077 domain->type_init_exception_hash = NULL;
1078 }
1079
1080 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
1081 MonoAssembly *ass = (MonoAssembly *)tmp->data;
1082 mono_assembly_release_gc_roots (ass);
1083 }
1084
1085 /* Have to zero out reference fields since they will be invalidated by the clear_domain () call below */
1086 for (p = (gpointer*)&domain->MONO_DOMAIN_FIRST_OBJECT; p < (gpointer*)&domain->MONO_DOMAIN_FIRST_GC_TRACKED; ++p)
1087 *p = NULL;
1088
1089 /* This needs to be done before closing assemblies */
1090 mono_gc_clear_domain (domain);
1091
1092 /* Close dynamic assemblies first, since they have no ref count */
1093 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
1094 MonoAssembly *ass = (MonoAssembly *)tmp->data;
1095 if (!ass->image || !image_is_dynamic (ass->image))
1096 continue;
1097 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);
1098 if (!mono_assembly_close_except_image_pools (ass))
1099 tmp->data = NULL;
1100 }
1101
1102 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
1103 MonoAssembly *ass = (MonoAssembly *)tmp->data;
1104 if (!ass)
1105 continue;
1106 if (!ass->image || image_is_dynamic (ass->image))
1107 continue;
1108 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);
1109 if (!mono_assembly_close_except_image_pools (ass))
1110 tmp->data = NULL;
1111 }
1112
1113 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
1114 MonoAssembly *ass = (MonoAssembly *)tmp->data;
1115 if (ass)
1116 mono_assembly_close_finish (ass);
1117 }
1118 g_slist_free (domain->domain_assemblies);
1119 domain->domain_assemblies = NULL;
1120
1121 /*
1122 * Send this after the assemblies have been unloaded and the domain is still in a
1123 * usable state.
1124 */
1125 MONO_PROFILER_RAISE (domain_unloaded, (domain));
1126
1127 if (free_domain_hook)
1128 free_domain_hook (domain);
1129
1130 /* FIXME: free delegate_hash_table when it's used */
1131 if (domain->search_path) {
1132 g_strfreev (domain->search_path);
1133 domain->search_path = NULL;
1134 }
1135 domain->create_proxy_for_type_method = NULL;
1136 domain->private_invoke_method = NULL;
1137 domain->default_context = NULL;
1138 domain->out_of_memory_ex = NULL;
1139 domain->null_reference_ex = NULL;
1140 domain->stack_overflow_ex = NULL;
1141 domain->ephemeron_tombstone = NULL;
1142 domain->entry_assembly = NULL;
1143
1144 g_free (domain->friendly_name);
1145 domain->friendly_name = NULL;
1146 g_ptr_array_free (domain->class_vtable_array, TRUE);
1147 domain->class_vtable_array = NULL;
1148 g_hash_table_destroy (domain->proxy_vtable_hash);
1149 domain->proxy_vtable_hash = NULL;
1150 mono_internal_hash_table_destroy (&domain->jit_code_hash);
1151
1152 /*
1153 * There might still be jit info tables of this domain which
1154 * are not freed. Since the domain cannot be in use anymore,
1155 * this will free them.
1156 */
1157 mono_thread_hazardous_try_free_all ();
1158 if (domain->aot_modules)
1159 mono_jit_info_table_free (domain->aot_modules);
1160 g_assert (domain->num_jit_info_tables == 1);
1161 mono_jit_info_table_free (domain->jit_info_table);
1162 domain->jit_info_table = NULL;
1163 g_assert (!domain->jit_info_free_queue);
1164
1165 /* collect statistics */
1166 code_alloc = mono_code_manager_size (domain->code_mp, &code_size);
1167 total_domain_code_alloc += code_alloc;
1168 max_domain_code_alloc = MAX (max_domain_code_alloc, code_alloc);
1169 max_domain_code_size = MAX (max_domain_code_size, code_size);
1170
1171 if (debug_domain_unload) {
1172 mono_mempool_invalidate (domain->mp);
1173 mono_code_manager_invalidate (domain->code_mp);
1174 } else {
1175 #ifndef DISABLE_PERFCOUNTERS
1176 /* FIXME: use an explicit subtraction method as soon as it's available */
1177 mono_atomic_fetch_add_i32 (&mono_perfcounters->loader_bytes, -1 * mono_mempool_get_allocated (domain->mp));
1178 #endif
1179 mono_mempool_destroy (domain->mp);
1180 domain->mp = NULL;
1181 mono_code_manager_destroy (domain->code_mp);
1182 domain->code_mp = NULL;
1183 }
1184 lock_free_mempool_free (domain->lock_free_mp);
1185 domain->lock_free_mp = NULL;
1186
1187 g_hash_table_destroy (domain->finalizable_objects_hash);
1188 domain->finalizable_objects_hash = NULL;
1189 if (domain->method_rgctx_hash) {
1190 g_hash_table_destroy (domain->method_rgctx_hash);
1191 domain->method_rgctx_hash = NULL;
1192 }
1193 if (domain->generic_virtual_cases) {
1194 g_hash_table_destroy (domain->generic_virtual_cases);
1195 domain->generic_virtual_cases = NULL;
1196 }
1197 if (domain->ftnptrs_hash) {
1198 g_hash_table_destroy (domain->ftnptrs_hash);
1199 domain->ftnptrs_hash = NULL;
1200 }
1201 if (domain->method_to_dyn_method) {
1202 g_hash_table_destroy (domain->method_to_dyn_method);
1203 domain->method_to_dyn_method = NULL;
1204 }
1205
1206 mono_os_mutex_destroy (&domain->finalizable_objects_hash_lock);
1207 mono_os_mutex_destroy (&domain->assemblies_lock);
1208 mono_os_mutex_destroy (&domain->jit_code_hash_lock);
1209
1210 mono_coop_mutex_destroy (&domain->lock);
1211
1212 domain->setup = NULL;
1213
1214 if (mono_gc_is_moving ())
1215 mono_gc_deregister_root ((char*)&(domain->MONO_DOMAIN_FIRST_GC_TRACKED));
1216
1217 mono_appdomains_lock ();
1218 appdomains_list [domain->domain_id] = NULL;
1219 mono_appdomains_unlock ();
1220
1221 mono_gc_free_fixed (domain);
1222
1223 #ifndef DISABLE_PERFCOUNTERS
1224 mono_atomic_dec_i32 (&mono_perfcounters->loader_appdomains);
1225 #endif
1226
1227 if (domain == mono_root_domain)
1228 mono_root_domain = NULL;
1229 }
1230
1231 /**
1232 * mono_domain_get_by_id:
1233 * \param domainid the ID
1234 * \returns the domain for a specific domain id.
1235 */
1236 MonoDomain *
mono_domain_get_by_id(gint32 domainid)1237 mono_domain_get_by_id (gint32 domainid)
1238 {
1239 MonoDomain * domain;
1240
1241 mono_appdomains_lock ();
1242 if (domainid < appdomain_list_size)
1243 domain = appdomains_list [domainid];
1244 else
1245 domain = NULL;
1246 mono_appdomains_unlock ();
1247
1248 return domain;
1249 }
1250
1251 /**
1252 * mono_domain_get_id:
1253 *
1254 * A domain ID is guaranteed to be unique for as long as the domain
1255 * using it is alive. It may be reused later once the domain has been
1256 * unloaded.
1257 *
1258 * \returns The unique ID for \p domain.
1259 */
1260 gint32
mono_domain_get_id(MonoDomain * domain)1261 mono_domain_get_id (MonoDomain *domain)
1262 {
1263 return domain->domain_id;
1264 }
1265
1266 /**
1267 * mono_domain_get_friendly_name:
1268 *
1269 * The returned string's lifetime is the same as \p domain's. Consider
1270 * copying it if you need to store it somewhere.
1271 *
1272 * \returns The friendly name of \p domain. Can be NULL if not yet set.
1273 */
1274 const char *
mono_domain_get_friendly_name(MonoDomain * domain)1275 mono_domain_get_friendly_name (MonoDomain *domain)
1276 {
1277 return domain->friendly_name;
1278 }
1279
1280 /*
1281 * mono_domain_alloc:
1282 *
1283 * LOCKING: Acquires the domain lock.
1284 */
1285 gpointer
mono_domain_alloc(MonoDomain * domain,guint size)1286 mono_domain_alloc (MonoDomain *domain, guint size)
1287 {
1288 gpointer res;
1289
1290 mono_domain_lock (domain);
1291 #ifndef DISABLE_PERFCOUNTERS
1292 mono_atomic_fetch_add_i32 (&mono_perfcounters->loader_bytes, size);
1293 #endif
1294 res = mono_mempool_alloc (domain->mp, size);
1295 mono_domain_unlock (domain);
1296
1297 return res;
1298 }
1299
1300 /*
1301 * mono_domain_alloc0:
1302 *
1303 * LOCKING: Acquires the domain lock.
1304 */
1305 gpointer
mono_domain_alloc0(MonoDomain * domain,guint size)1306 mono_domain_alloc0 (MonoDomain *domain, guint size)
1307 {
1308 gpointer res;
1309
1310 mono_domain_lock (domain);
1311 #ifndef DISABLE_PERFCOUNTERS
1312 mono_atomic_fetch_add_i32 (&mono_perfcounters->loader_bytes, size);
1313 #endif
1314 res = mono_mempool_alloc0 (domain->mp, size);
1315 mono_domain_unlock (domain);
1316
1317 return res;
1318 }
1319
1320 gpointer
mono_domain_alloc0_lock_free(MonoDomain * domain,guint size)1321 mono_domain_alloc0_lock_free (MonoDomain *domain, guint size)
1322 {
1323 return lock_free_mempool_alloc0 (domain->lock_free_mp, size);
1324 }
1325
1326 /*
1327 * mono_domain_code_reserve:
1328 *
1329 * LOCKING: Acquires the domain lock.
1330 */
1331 void*
mono_domain_code_reserve(MonoDomain * domain,int size)1332 mono_domain_code_reserve (MonoDomain *domain, int size)
1333 {
1334 gpointer res;
1335
1336 mono_domain_lock (domain);
1337 res = mono_code_manager_reserve (domain->code_mp, size);
1338 mono_domain_unlock (domain);
1339
1340 return res;
1341 }
1342
1343 /*
1344 * mono_domain_code_reserve_align:
1345 *
1346 * LOCKING: Acquires the domain lock.
1347 */
1348 void*
mono_domain_code_reserve_align(MonoDomain * domain,int size,int alignment)1349 mono_domain_code_reserve_align (MonoDomain *domain, int size, int alignment)
1350 {
1351 gpointer res;
1352
1353 mono_domain_lock (domain);
1354 res = mono_code_manager_reserve_align (domain->code_mp, size, alignment);
1355 mono_domain_unlock (domain);
1356
1357 return res;
1358 }
1359
1360 /*
1361 * mono_domain_code_commit:
1362 *
1363 * LOCKING: Acquires the domain lock.
1364 */
1365 void
mono_domain_code_commit(MonoDomain * domain,void * data,int size,int newsize)1366 mono_domain_code_commit (MonoDomain *domain, void *data, int size, int newsize)
1367 {
1368 mono_domain_lock (domain);
1369 mono_code_manager_commit (domain->code_mp, data, size, newsize);
1370 mono_domain_unlock (domain);
1371 }
1372
1373 /*
1374 * mono_domain_code_foreach:
1375 * Iterate over the code thunks of the code manager of @domain.
1376 *
1377 * The @func callback MUST not take any locks. If it really needs to, it must respect
1378 * the locking rules of the runtime: http://www.mono-project.com/Mono:Runtime:Documentation:ThreadSafety
1379 * LOCKING: Acquires the domain lock.
1380 */
1381
1382 void
mono_domain_code_foreach(MonoDomain * domain,MonoCodeManagerFunc func,void * user_data)1383 mono_domain_code_foreach (MonoDomain *domain, MonoCodeManagerFunc func, void *user_data)
1384 {
1385 mono_domain_lock (domain);
1386 mono_code_manager_foreach (domain->code_mp, func, user_data);
1387 mono_domain_unlock (domain);
1388 }
1389
1390 /**
1391 * mono_context_set:
1392 */
1393 void
mono_context_set(MonoAppContext * new_context)1394 mono_context_set (MonoAppContext * new_context)
1395 {
1396 SET_APPCONTEXT (new_context);
1397 }
1398
1399 void
mono_context_set_handle(MonoAppContextHandle new_context)1400 mono_context_set_handle (MonoAppContextHandle new_context)
1401 {
1402 SET_APPCONTEXT (MONO_HANDLE_RAW (new_context));
1403 }
1404
1405 /**
1406 * mono_context_get:
1407 *
1408 * Returns: the current Mono Application Context.
1409 */
1410 MonoAppContext *
mono_context_get(void)1411 mono_context_get (void)
1412 {
1413 return GET_APPCONTEXT ();
1414 }
1415
1416 /**
1417 * mono_context_get_handle:
1418 *
1419 * Returns: the current Mono Application Context.
1420 */
1421 MonoAppContextHandle
mono_context_get_handle(void)1422 mono_context_get_handle (void)
1423 {
1424 return MONO_HANDLE_NEW (MonoAppContext, GET_APPCONTEXT ());
1425 }
1426
1427 /**
1428 * mono_context_get_id:
1429 * \param context the context to operate on.
1430 *
1431 * Context IDs are guaranteed to be unique for the duration of a Mono
1432 * process; they are never reused.
1433 *
1434 * \returns The unique ID for \p context.
1435 */
1436 gint32
mono_context_get_id(MonoAppContext * context)1437 mono_context_get_id (MonoAppContext *context)
1438 {
1439 return context->context_id;
1440 }
1441
1442 /**
1443 * mono_context_get_domain_id:
1444 * \param context the context to operate on.
1445 * \returns The ID of the domain that \p context was created in.
1446 */
1447 gint32
mono_context_get_domain_id(MonoAppContext * context)1448 mono_context_get_domain_id (MonoAppContext *context)
1449 {
1450 return context->domain_id;
1451 }
1452
1453 /**
1454 * mono_get_corlib:
1455 * Use this function to get the \c MonoImage* for the \c mscorlib.dll assembly
1456 * \returns The \c MonoImage for mscorlib.dll
1457 */
1458 MonoImage*
mono_get_corlib(void)1459 mono_get_corlib (void)
1460 {
1461 return mono_defaults.corlib;
1462 }
1463
1464 /**
1465 * mono_get_object_class:
1466 * Use this function to get the \c MonoClass* that the runtime is using for \c System.Object .
1467 * \returns The \c MonoClass* for the \c System.Object type.
1468 */
1469 MonoClass*
mono_get_object_class(void)1470 mono_get_object_class (void)
1471 {
1472 return mono_defaults.object_class;
1473 }
1474
1475 /**
1476 * mono_get_byte_class:
1477 * Use this function to get the \c MonoClass* that the runtime is using for \c System.Byte .
1478 * \returns The \c MonoClass* for the \c System.Byte type.
1479 */
1480 MonoClass*
mono_get_byte_class(void)1481 mono_get_byte_class (void)
1482 {
1483 return mono_defaults.byte_class;
1484 }
1485
1486 /**
1487 * mono_get_void_class:
1488 * Use this function to get the \c MonoClass* that the runtime is using for \c System.Void .
1489 * \returns The \c MonoClass* for the \c System.Void type.
1490 */
1491 MonoClass*
mono_get_void_class(void)1492 mono_get_void_class (void)
1493 {
1494 return mono_defaults.void_class;
1495 }
1496
1497 /**
1498 * mono_get_boolean_class:
1499 * Use this function to get the \c MonoClass* that the runtime is using for \c System.Boolean .
1500 * \returns The \c MonoClass* for the \c System.Boolean type.
1501 */
1502 MonoClass*
mono_get_boolean_class(void)1503 mono_get_boolean_class (void)
1504 {
1505 return mono_defaults.boolean_class;
1506 }
1507
1508 /**
1509 * mono_get_sbyte_class:
1510 * Use this function to get the \c MonoClass* that the runtime is using for \c System.SByte.
1511 * \returns The \c MonoClass* for the \c System.SByte type.
1512 */
1513 MonoClass*
mono_get_sbyte_class(void)1514 mono_get_sbyte_class (void)
1515 {
1516 return mono_defaults.sbyte_class;
1517 }
1518
1519 /**
1520 * mono_get_int16_class:
1521 * Use this function to get the \c MonoClass* that the runtime is using for \c System.Int16 .
1522 * \returns The \c MonoClass* for the \c System.Int16 type.
1523 */
1524 MonoClass*
mono_get_int16_class(void)1525 mono_get_int16_class (void)
1526 {
1527 return mono_defaults.int16_class;
1528 }
1529
1530 /**
1531 * mono_get_uint16_class:
1532 * Use this function to get the \c MonoClass* that the runtime is using for \c System.UInt16 .
1533 * \returns The \c MonoClass* for the \c System.UInt16 type.
1534 */
1535 MonoClass*
mono_get_uint16_class(void)1536 mono_get_uint16_class (void)
1537 {
1538 return mono_defaults.uint16_class;
1539 }
1540
1541 /**
1542 * mono_get_int32_class:
1543 * Use this function to get the \c MonoClass* that the runtime is using for \c System.Int32 .
1544 * \returns The \c MonoClass* for the \c System.Int32 type.
1545 */
1546 MonoClass*
mono_get_int32_class(void)1547 mono_get_int32_class (void)
1548 {
1549 return mono_defaults.int32_class;
1550 }
1551
1552 /**
1553 * mono_get_uint32_class:
1554 * Use this function to get the \c MonoClass* that the runtime is using for \c System.UInt32 .
1555 * \returns The \c MonoClass* for the \c System.UInt32 type.
1556 */
1557 MonoClass*
mono_get_uint32_class(void)1558 mono_get_uint32_class (void)
1559 {
1560 return mono_defaults.uint32_class;
1561 }
1562
1563 /**
1564 * mono_get_intptr_class:
1565 * Use this function to get the \c MonoClass* that the runtime is using for \c System.IntPtr .
1566 * \returns The \c MonoClass* for the \c System.IntPtr type.
1567 */
1568 MonoClass*
mono_get_intptr_class(void)1569 mono_get_intptr_class (void)
1570 {
1571 return mono_defaults.int_class;
1572 }
1573
1574 /**
1575 * mono_get_uintptr_class:
1576 * Use this function to get the \c MonoClass* that the runtime is using for \c System.UIntPtr .
1577 * \returns The \c MonoClass* for the \c System.UIntPtr type.
1578 */
1579 MonoClass*
mono_get_uintptr_class(void)1580 mono_get_uintptr_class (void)
1581 {
1582 return mono_defaults.uint_class;
1583 }
1584
1585 /**
1586 * mono_get_int64_class:
1587 * Use this function to get the \c MonoClass* that the runtime is using for \c System.Int64 .
1588 * \returns The \c MonoClass* for the \c System.Int64 type.
1589 */
1590 MonoClass*
mono_get_int64_class(void)1591 mono_get_int64_class (void)
1592 {
1593 return mono_defaults.int64_class;
1594 }
1595
1596 /**
1597 * mono_get_uint64_class:
1598 * Use this function to get the \c MonoClass* that the runtime is using for \c System.UInt64 .
1599 * \returns The \c MonoClass* for the \c System.UInt64 type.
1600 */
1601 MonoClass*
mono_get_uint64_class(void)1602 mono_get_uint64_class (void)
1603 {
1604 return mono_defaults.uint64_class;
1605 }
1606
1607 /**
1608 * mono_get_single_class:
1609 * Use this function to get the \c MonoClass* that the runtime is using for \c System.Single (32-bit floating points).
1610 * \returns The \c MonoClass* for the \c System.Single type.
1611 */
1612 MonoClass*
mono_get_single_class(void)1613 mono_get_single_class (void)
1614 {
1615 return mono_defaults.single_class;
1616 }
1617
1618 /**
1619 * mono_get_double_class:
1620 * Use this function to get the \c MonoClass* that the runtime is using for \c System.Double (64-bit floating points).
1621 * \returns The \c MonoClass* for the \c System.Double type.
1622 */
1623 MonoClass*
mono_get_double_class(void)1624 mono_get_double_class (void)
1625 {
1626 return mono_defaults.double_class;
1627 }
1628
1629 /**
1630 * mono_get_char_class:
1631 * Use this function to get the \c MonoClass* that the runtime is using for \c System.Char .
1632 * \returns The \c MonoClass* for the \c System.Char type.
1633 */
1634 MonoClass*
mono_get_char_class(void)1635 mono_get_char_class (void)
1636 {
1637 return mono_defaults.char_class;
1638 }
1639
1640 /**
1641 * mono_get_string_class:
1642 * Use this function to get the \c MonoClass* that the runtime is using for \c System.String .
1643 * \returns The \c MonoClass* for the \c System.String type.
1644 */
1645 MonoClass*
mono_get_string_class(void)1646 mono_get_string_class (void)
1647 {
1648 return mono_defaults.string_class;
1649 }
1650
1651 /**
1652 * mono_get_enum_class:
1653 * Use this function to get the \c MonoClass* that the runtime is using for \c System.Enum .
1654 * \returns The \c MonoClass* for the \c System.Enum type.
1655 */
1656 MonoClass*
mono_get_enum_class(void)1657 mono_get_enum_class (void)
1658 {
1659 return mono_defaults.enum_class;
1660 }
1661
1662 /**
1663 * mono_get_array_class:
1664 * Use this function to get the \c MonoClass* that the runtime is using for \c System.Array .
1665 * \returns The \c MonoClass* for the \c System.Array type.
1666 */
1667 MonoClass*
mono_get_array_class(void)1668 mono_get_array_class (void)
1669 {
1670 return mono_defaults.array_class;
1671 }
1672
1673 /**
1674 * mono_get_thread_class:
1675 * Use this function to get the \c MonoClass* that the runtime is using for \c System.Threading.Thread .
1676 * \returns The \c MonoClass* for the \c System.Threading.Thread type.
1677 */
1678 MonoClass*
mono_get_thread_class(void)1679 mono_get_thread_class (void)
1680 {
1681 return mono_defaults.thread_class;
1682 }
1683
1684 /**
1685 * mono_get_exception_class:
1686 * Use this function to get the \c MonoClass* that the runtime is using for \c System.Exception .
1687 * \returns The \c MonoClass* for the \c type.
1688 */
1689 MonoClass*
mono_get_exception_class(void)1690 mono_get_exception_class (void)
1691 {
1692 return mono_defaults.exception_class;
1693 }
1694
1695
get_attribute_value(const gchar ** attribute_names,const gchar ** attribute_values,const char * att_name)1696 static char* get_attribute_value (const gchar **attribute_names,
1697 const gchar **attribute_values,
1698 const char *att_name)
1699 {
1700 int n;
1701 for (n=0; attribute_names[n] != NULL; n++) {
1702 if (strcmp (attribute_names[n], att_name) == 0)
1703 return g_strdup (attribute_values[n]);
1704 }
1705 return NULL;
1706 }
1707
start_element(GMarkupParseContext * context,const gchar * element_name,const gchar ** attribute_names,const gchar ** attribute_values,gpointer user_data,GError ** error)1708 static void start_element (GMarkupParseContext *context,
1709 const gchar *element_name,
1710 const gchar **attribute_names,
1711 const gchar **attribute_values,
1712 gpointer user_data,
1713 GError **error)
1714 {
1715 AppConfigInfo* app_config = (AppConfigInfo*) user_data;
1716
1717 if (strcmp (element_name, "configuration") == 0) {
1718 app_config->configuration_count++;
1719 return;
1720 }
1721 if (strcmp (element_name, "startup") == 0) {
1722 app_config->startup_count++;
1723 return;
1724 }
1725
1726 if (app_config->configuration_count != 1 || app_config->startup_count != 1)
1727 return;
1728
1729 if (strcmp (element_name, "requiredRuntime") == 0) {
1730 app_config->required_runtime = get_attribute_value (attribute_names, attribute_values, "version");
1731 } else if (strcmp (element_name, "supportedRuntime") == 0) {
1732 char *version = get_attribute_value (attribute_names, attribute_values, "version");
1733 app_config->supported_runtimes = g_slist_append (app_config->supported_runtimes, version);
1734 }
1735 }
1736
end_element(GMarkupParseContext * context,const gchar * element_name,gpointer user_data,GError ** error)1737 static void end_element (GMarkupParseContext *context,
1738 const gchar *element_name,
1739 gpointer user_data,
1740 GError **error)
1741 {
1742 AppConfigInfo* app_config = (AppConfigInfo*) user_data;
1743
1744 if (strcmp (element_name, "configuration") == 0) {
1745 app_config->configuration_count--;
1746 } else if (strcmp (element_name, "startup") == 0) {
1747 app_config->startup_count--;
1748 }
1749 }
1750
1751 static const GMarkupParser
1752 mono_parser = {
1753 start_element,
1754 end_element,
1755 NULL,
1756 NULL,
1757 NULL
1758 };
1759
1760 static AppConfigInfo *
app_config_parse(const char * exe_filename)1761 app_config_parse (const char *exe_filename)
1762 {
1763 AppConfigInfo *app_config;
1764 GMarkupParseContext *context;
1765 char *text;
1766 gsize len;
1767 const char *bundled_config;
1768 char *config_filename;
1769
1770 bundled_config = mono_config_string_for_assembly_file (exe_filename);
1771
1772 if (bundled_config) {
1773 text = g_strdup (bundled_config);
1774 len = strlen (text);
1775 } else {
1776 config_filename = g_strconcat (exe_filename, ".config", NULL);
1777
1778 if (!g_file_get_contents (config_filename, &text, &len, NULL)) {
1779 g_free (config_filename);
1780 return NULL;
1781 }
1782 g_free (config_filename);
1783 }
1784
1785 app_config = g_new0 (AppConfigInfo, 1);
1786
1787 context = g_markup_parse_context_new (&mono_parser, (GMarkupParseFlags)0, app_config, NULL);
1788 if (g_markup_parse_context_parse (context, text, len, NULL)) {
1789 g_markup_parse_context_end_parse (context, NULL);
1790 }
1791 g_markup_parse_context_free (context);
1792 g_free (text);
1793 return app_config;
1794 }
1795
1796 static void
app_config_free(AppConfigInfo * app_config)1797 app_config_free (AppConfigInfo* app_config)
1798 {
1799 char *rt;
1800 GSList *list = app_config->supported_runtimes;
1801 while (list != NULL) {
1802 rt = (char*)list->data;
1803 g_free (rt);
1804 list = g_slist_next (list);
1805 }
1806 g_slist_free (app_config->supported_runtimes);
1807 g_free (app_config->required_runtime);
1808 g_free (app_config);
1809 }
1810
1811
1812 static const MonoRuntimeInfo*
get_runtime_by_version(const char * version)1813 get_runtime_by_version (const char *version)
1814 {
1815 int n;
1816 int max = G_N_ELEMENTS (supported_runtimes);
1817 int vlen;
1818
1819 if (!version)
1820 return NULL;
1821
1822 for (n=0; n<max; n++) {
1823 if (strcmp (version, supported_runtimes[n].runtime_version) == 0)
1824 return &supported_runtimes[n];
1825 }
1826
1827 vlen = strlen (version);
1828 if (vlen >= 4 && version [1] - '0' >= 4) {
1829 for (n=0; n<max; n++) {
1830 if (strncmp (version, supported_runtimes[n].runtime_version, 4) == 0)
1831 return &supported_runtimes[n];
1832 }
1833 }
1834
1835 return NULL;
1836 }
1837
1838 static void
get_runtimes_from_exe(const char * exe_file,MonoImage ** exe_image,const MonoRuntimeInfo ** runtimes)1839 get_runtimes_from_exe (const char *exe_file, MonoImage **exe_image, const MonoRuntimeInfo** runtimes)
1840 {
1841 AppConfigInfo* app_config;
1842 char *version;
1843 const MonoRuntimeInfo* runtime = NULL;
1844 MonoImage *image = NULL;
1845
1846 app_config = app_config_parse (exe_file);
1847
1848 if (app_config != NULL) {
1849 /* Check supportedRuntime elements, if none is supported, fail.
1850 * If there are no such elements, look for a requiredRuntime element.
1851 */
1852 if (app_config->supported_runtimes != NULL) {
1853 int n = 0;
1854 GSList *list = app_config->supported_runtimes;
1855 while (list != NULL) {
1856 version = (char*) list->data;
1857 runtime = get_runtime_by_version (version);
1858 if (runtime != NULL)
1859 runtimes [n++] = runtime;
1860 list = g_slist_next (list);
1861 }
1862 runtimes [n] = NULL;
1863 app_config_free (app_config);
1864 return;
1865 }
1866
1867 /* Check the requiredRuntime element. This is for 1.0 apps only. */
1868 if (app_config->required_runtime != NULL) {
1869 runtimes [0] = get_runtime_by_version (app_config->required_runtime);
1870 runtimes [1] = NULL;
1871 app_config_free (app_config);
1872 return;
1873 }
1874 app_config_free (app_config);
1875 }
1876
1877 /* Look for a runtime with the exact version */
1878 image = mono_assembly_open_from_bundle (exe_file, NULL, FALSE);
1879
1880 if (image == NULL)
1881 image = mono_image_open (exe_file, NULL);
1882
1883 if (image == NULL) {
1884 /* The image is wrong or the file was not found. In this case return
1885 * a default runtime and leave to the initialization method the work of
1886 * reporting the error.
1887 */
1888 runtimes [0] = get_runtime_by_version (DEFAULT_RUNTIME_VERSION);
1889 runtimes [1] = NULL;
1890 return;
1891 }
1892
1893 *exe_image = image;
1894
1895 runtimes [0] = get_runtime_by_version (image->version);
1896 runtimes [1] = NULL;
1897 }
1898
1899
1900 /**
1901 * mono_get_runtime_info:
1902 *
1903 * Returns: the version of the current runtime instance.
1904 */
1905 const MonoRuntimeInfo*
mono_get_runtime_info(void)1906 mono_get_runtime_info (void)
1907 {
1908 return current_runtime;
1909 }
1910
1911 /**
1912 * mono_framework_version:
1913 *
1914 * Return the major version of the framework curently executing.
1915 */
1916 int
mono_framework_version(void)1917 mono_framework_version (void)
1918 {
1919 return current_runtime->framework_version [0] - '0';
1920 }
1921
1922 void
mono_enable_debug_domain_unload(gboolean enable)1923 mono_enable_debug_domain_unload (gboolean enable)
1924 {
1925 debug_domain_unload = enable;
1926 }
1927
1928 MonoAotCacheConfig *
mono_get_aot_cache_config(void)1929 mono_get_aot_cache_config (void)
1930 {
1931 return &aot_cache_config;
1932 }
1933
1934 void
mono_domain_lock(MonoDomain * domain)1935 mono_domain_lock (MonoDomain *domain)
1936 {
1937 mono_locks_coop_acquire (&domain->lock, DomainLock);
1938 }
1939
1940 void
mono_domain_unlock(MonoDomain * domain)1941 mono_domain_unlock (MonoDomain *domain)
1942 {
1943 mono_locks_coop_release (&domain->lock, DomainLock);
1944 }
1945
1946 GPtrArray*
mono_domain_get_assemblies(MonoDomain * domain,gboolean refonly)1947 mono_domain_get_assemblies (MonoDomain *domain, gboolean refonly)
1948 {
1949 GSList *tmp;
1950 GPtrArray *assemblies;
1951 MonoAssembly *ass;
1952
1953 assemblies = g_ptr_array_new ();
1954 mono_domain_assemblies_lock (domain);
1955 for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
1956 ass = (MonoAssembly *)tmp->data;
1957 if (refonly != ass->ref_only)
1958 continue;
1959 if (ass->corlib_internal)
1960 continue;
1961 g_ptr_array_add (assemblies, ass);
1962 }
1963 mono_domain_assemblies_unlock (domain);
1964 return assemblies;
1965 }
1966