mono/metadata/monitor.h

   1 /*
   2  * monitor.h: Monitor locking functions
   3  *
   4  * Author:
   5  *      Dick Porter (dick@ximian.com)
   6  *
   7  * (C) 2003 Ximian, Inc
   8  */
   9
  10 #ifndef _MONO_METADATA_MONITOR_H_
  11 #define _MONO_METADATA_MONITOR_H_
  12
  13 #include <glib.h>
  14 #include <mono/metadata/object.h>
  15 #include <mono/io-layer/io-layer.h>
  16 #include "mono/utils/mono-compiler.h"
  17
  18 G_BEGIN_DECLS
  19
  20 struct _MonoThreadsSync
  21 {
  22         gsize owner;                    /* thread ID */
  23         guint32 nest;
  24 #ifdef HAVE_MOVING_COLLECTOR
  25         gint32 hash_code;
  26 #endif
  27         volatile gint32 entry_count;
  28         HANDLE entry_sem;
  29         GSList *wait_list;
  30         void *data;
  31 };
  32
  33
  34 MONO_API void mono_locks_dump (gboolean include_untaken);
  35
  36 void mono_monitor_init (void) MONO_INTERNAL;
  37 void mono_monitor_cleanup (void) MONO_INTERNAL;
  38
  39 void** mono_monitor_get_object_monitor_weak_link (MonoObject *object) MONO_INTERNAL;
  40
  41 void mono_monitor_init_tls (void) MONO_INTERNAL;
  42
  43 MonoMethod* mono_monitor_get_fast_path (MonoMethod *enter_or_exit) MONO_INTERNAL;
  44
  45 void mono_monitor_threads_sync_members_offset (int *owner_offset, int *nest_offset, int *entry_count_offset) MONO_INTERNAL;
  46 #define MONO_THREADS_SYNC_MEMBER_OFFSET(o)      ((o)>>8)
  47 #define MONO_THREADS_SYNC_MEMBER_SIZE(o)        ((o)&0xff)
  48
  49 extern gboolean ves_icall_System_Threading_Monitor_Monitor_try_enter(MonoObject *obj, guint32 ms) MONO_INTERNAL;
  50 extern gboolean ves_icall_System_Threading_Monitor_Monitor_test_owner(MonoObject *obj) MONO_INTERNAL;
  51 extern gboolean ves_icall_System_Threading_Monitor_Monitor_test_synchronised(MonoObject *obj) MONO_INTERNAL;
  52 extern void ves_icall_System_Threading_Monitor_Monitor_pulse(MonoObject *obj) MONO_INTERNAL;
  53 extern void ves_icall_System_Threading_Monitor_Monitor_pulse_all(MonoObject *obj) MONO_INTERNAL;
  54 extern gboolean ves_icall_System_Threading_Monitor_Monitor_wait(MonoObject *obj, guint32 ms) MONO_INTERNAL;
  55 extern void ves_icall_System_Threading_Monitor_Monitor_try_enter_with_atomic_var (MonoObject *obj, guint32 ms, char *lockTaken) MONO_INTERNAL;
  56
  57 gboolean
  58 mono_monitor_is_il_fastpath_wrapper (MonoMethod *method) MONO_INTERNAL;
  59
  60 G_END_DECLS
  61
  62 #endif /* _MONO_METADATA_MONITOR_H_ */