mono/io-layer/thread-private.h

   1 /*
   2  * thread-private.h:  Private definitions for thread handles
   3  *
   4  * Author:
   5  *      Dick Porter (dick@ximian.com)
   6  *
   7  * (C) 2002 Ximian, Inc.
   8  */
   9
  10 #ifndef _WAPI_THREAD_PRIVATE_H_
  11 #define _WAPI_THREAD_PRIVATE_H_
  12
  13 #include <config.h>
  14 #include <glib.h>
  15 #include <pthread.h>
  16 #include <mono/utils/mono-semaphore.h>
  17
  18 /* There doesn't seem to be a defined symbol for this */
  19 #define _WAPI_THREAD_CURRENT (gpointer)0xFFFFFFFE
  20 extern gpointer _wapi_thread_duplicate (void);
  21
  22 extern struct _WapiHandleOps _wapi_thread_ops;
  23
  24 typedef enum {
  25         THREAD_STATE_START,
  26         THREAD_STATE_EXITED
  27 } WapiThreadState;
  28
  29 #define INTERRUPTION_REQUESTED_HANDLE (gpointer)0xFFFFFFFE
  30
  31 struct _WapiHandle_thread
  32 {
  33         guint32 exitstatus;
  34         WapiThreadState state : 2;
  35         guint joined : 1;
  36         guint has_apc : 1;
  37         guint32 create_flags;
  38         /* Fields below this point are only valid for the owning process */
  39         pthread_t id;
  40         GPtrArray *owned_mutexes;
  41         gpointer handle;
  42         /*
  43      * Handle this thread waits on. If this is INTERRUPTION_REQUESTED_HANDLE,
  44          * it means the thread is interrupted by another thread, and shouldn't enter
  45          * a wait.
  46          * This also acts as a reference for the handle.
  47          */
  48         gpointer wait_handle;
  49         MonoSemType suspend_sem;
  50         guint32 (*start_routine)(gpointer arg);
  51         gpointer start_arg;
  52 };
  53
  54 typedef struct
  55 {
  56         guint32 (*callback)(gpointer arg);
  57         gpointer param;
  58 } ApcInfo;
  59
  60 extern gboolean _wapi_thread_apc_pending (gpointer handle);
  61 extern gboolean _wapi_thread_cur_apc_pending (void);
  62 extern gboolean _wapi_thread_dispatch_apc_queue (gpointer handle);
  63 extern void _wapi_thread_own_mutex (gpointer mutex);
  64 extern void _wapi_thread_disown_mutex (gpointer mutex);
  65 extern gpointer _wapi_thread_handle_from_id (pthread_t tid);
  66 extern void _wapi_thread_set_termination_details (gpointer handle,
  67                                                   guint32 exitstatus);
  68 extern void _wapi_thread_cleanup (void);
  69
  70 #endif /* _WAPI_THREAD_PRIVATE_H_ */