#include <mono/metadata/assembly.h>
#include <mono/metadata/exception.h>
#include <mono/metadata/cil-coff.h>
+#include <mono/metadata/rawbuffer.h>
-static guint32 appdomain_thread_id = 0;
-static guint32 context_thread_id = 0;
+//#define DEBUG_DOMAIN_UNLOAD
+
+static guint32 appdomain_thread_id = -1;
+static guint32 context_thread_id = -1;
static gint32 appdomain_id_counter = 0;
static MonoGHashTable * appdomains_list = NULL;
+static CRITICAL_SECTION appdomains_mutex;
+
MonoDomain *mono_root_domain = NULL;
static MonoJitInfoTable *
mono_jit_info_table_find (MonoDomain *domain, char *addr)
{
MonoJitInfoTable *table = domain->jit_info_table;
- int left = 0, right = table->len;
+ int left = 0, right;
+ mono_domain_lock (domain);
+
+ right = table->len;
while (left < right) {
int pos = (left + right) / 2;
MonoJitInfo *ji = g_array_index (table, gpointer, pos);
right = pos;
else if (addr >= end)
left = pos + 1;
- else
+ else {
+ mono_domain_unlock (domain);
return ji;
+ }
}
+ mono_domain_unlock (domain);
- /* maybe irt is shared code, so we also search in the root domain */
+ /* maybe it is shared code, so we also search in the root domain */
if (domain != mono_root_domain)
return mono_jit_info_table_find (mono_root_domain, addr);
{
MonoJitInfoTable *table = domain->jit_info_table;
gpointer start = ji->code_start;
- int pos = mono_jit_info_table_index (table, start);
+ int pos;
+
+ mono_domain_lock (domain);
+ pos = mono_jit_info_table_index (table, start);
g_array_insert_val (table, pos, ji);
+ mono_domain_unlock (domain);
}
static int
domain->jit_code_hash = g_hash_table_new (NULL, NULL);
domain->ldstr_table = mono_g_hash_table_new ((GHashFunc)ldstr_hash, (GCompareFunc)ldstr_equal);
domain->jit_info_table = mono_jit_info_table_new ();
+ domain->class_init_trampoline_hash = mono_g_hash_table_new (NULL, NULL);
+ domain->finalizable_objects_hash = g_hash_table_new (NULL, NULL);
domain->domain_id = InterlockedIncrement (&appdomain_id_counter);
InitializeCriticalSection (&domain->lock);
+ EnterCriticalSection (&appdomains_mutex);
mono_g_hash_table_insert(appdomains_list, GINT_TO_POINTER(domain->domain_id), domain);
+ LeaveCriticalSection (&appdomains_mutex);
return domain;
}
appdomain_thread_id = TlsAlloc ();
context_thread_id = TlsAlloc ();
+ InitializeCriticalSection (&appdomains_mutex);
+
+ mono_metadata_init ();
+ mono_raw_buffer_init ();
+ mono_images_init ();
+ mono_assemblies_init ();
+ mono_loader_init ();
+
// FIXME: When should we release this memory?
appdomains_list = mono_g_hash_table_new (g_direct_hash, g_direct_equal);
}
/**
- * mono_domain_set:
+ * mono_domain_set_internal:
* @domain: the new domain
*
* Sets the current domain to @domain.
*/
inline void
-mono_domain_set (MonoDomain *domain)
+mono_domain_set_internal (MonoDomain *domain)
{
TlsSetValue (appdomain_thread_id, domain);
TlsSetValue (context_thread_id, domain->default_context);
} DomainInfo;
static void
-foreach_domain (gconstpointer key, gconstpointer data, gpointer user_data)
+copy_hash_entry (gpointer key, gpointer data, gpointer user_data)
+{
+ MonoGHashTable *dest = (MonoGHashTable*)user_data;
+
+ mono_g_hash_table_insert (dest, key, data);
+}
+
+static void
+foreach_domain (gpointer key, gpointer data, gpointer user_data)
{
DomainInfo *dom_info = user_data;
mono_domain_foreach (MonoDomainFunc func, gpointer user_data)
{
DomainInfo dom_info;
+ MonoGHashTable *copy;
+
+ /*
+ * Create a copy of the hashtable to avoid calling the user callback
+ * inside the lock because that could lead to deadlocks.
+ * We can do this because this function is not perf. critical.
+ */
+ copy = mono_g_hash_table_new (NULL, NULL);
+ EnterCriticalSection (&appdomains_mutex);
+ mono_g_hash_table_foreach (appdomains_list, copy_hash_entry, copy);
+ LeaveCriticalSection (&appdomains_mutex);
dom_info.func = func;
dom_info.user_data = user_data;
- mono_g_hash_table_foreach (appdomains_list, foreach_domain, &dom_info);
+ mono_g_hash_table_foreach (copy, foreach_domain, &dom_info);
+
+ mono_g_hash_table_destroy (copy);
}
/**
{
MonoAssembly *ass;
- if ((ass = g_hash_table_lookup (domain->assemblies, name)))
+ mono_domain_lock (domain);
+ if ((ass = g_hash_table_lookup (domain->assemblies, name))) {
+ mono_domain_unlock (domain);
return ass;
+ }
+ mono_domain_unlock (domain);
if (!(ass = mono_assembly_open (name, NULL)))
return NULL;
}
void
-mono_domain_unload (MonoDomain *domain, gboolean force)
+mono_domain_free (MonoDomain *domain, gboolean force)
{
if ((domain == mono_root_domain) && !force) {
g_warning ("cant unload root domain");
return;
}
- mono_g_hash_table_remove(appdomains_list, GINT_TO_POINTER(domain->domain_id));
+ EnterCriticalSection (&appdomains_mutex);
+ mono_g_hash_table_remove (appdomains_list, GINT_TO_POINTER(domain->domain_id));
+ LeaveCriticalSection (&appdomains_mutex);
g_free (domain->friendly_name);
g_hash_table_foreach (domain->assemblies, remove_assembly, NULL);
g_hash_table_destroy (domain->jit_code_hash);
mono_g_hash_table_destroy (domain->ldstr_table);
mono_jit_info_table_free (domain->jit_info_table);
+#ifdef DEBUG_DOMAIN_UNLOAD
+ mono_mempool_invalidate (domain->mp);
+ mono_mempool_invalidate (domain->code_mp);
+#else
mono_mempool_destroy (domain->mp);
mono_mempool_destroy (domain->code_mp);
+#endif
if (domain->jump_target_hash) {
g_hash_table_foreach (domain->jump_target_hash, delete_jump_list, NULL);
g_hash_table_destroy (domain->jump_target_hash);
}
+ mono_g_hash_table_destroy (domain->class_init_trampoline_hash);
+ g_hash_table_destroy (domain->finalizable_objects_hash);
if (domain->thread_static_fields)
g_hash_table_destroy (domain->thread_static_fields);
DeleteCriticalSection (&domain->lock);
{
MonoDomain * domain;
- if ((domain = mono_g_hash_table_lookup(appdomains_list, GINT_TO_POINTER(domainid))))
- return domain;
+ EnterCriticalSection (&appdomains_mutex);
+ domain = mono_g_hash_table_lookup (appdomains_list, GINT_TO_POINTER(domainid));
+ LeaveCriticalSection (&appdomains_mutex);
- return NULL;
+ return domain;
}
void