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 #ifdef HAVE_SEMAPHORE_H
  17 #include <semaphore.h>
  18 #endif
  19 #ifdef USE_MACH_SEMA
  20 #include <mach/mach_init.h>
  21 #include <mach/task.h>
  22 #include <mach/semaphore.h>
  23 typedef semaphore_t MonoSemType;
  24 #define MONO_SEM_INIT(addr,value) semaphore_create (current_task (), (addr), SYNC_POLICY_FIFO, (value))
  25 #define MONO_SEM_WAIT(sem) semaphore_wait (*(sem))
  26 #define MONO_SEM_POST(sem) semaphore_signal (*(sem))
  27 #define MONO_SEM_DESTROY(sem) semaphore_destroy (current_task (), *(sem))
  28 #else
  29 typedef sem_t MonoSemType;
  30 #define MONO_SEM_INIT(addr,value) sem_init ((addr), 0, (value))
  31 #define MONO_SEM_WAIT(sem) sem_wait ((sem))
  32 #define MONO_SEM_POST(sem) sem_post ((sem))
  33 #define MONO_SEM_DESTROY(sem) sem_destroy ((sem))
  34 #endif
  35
  36 /* There doesn't seem to be a defined symbol for this */
  37 #define _WAPI_THREAD_CURRENT (gpointer)0xFFFFFFFE
  38 extern gpointer _wapi_thread_duplicate (void);
  39
  40 extern struct _WapiHandleOps _wapi_thread_ops;
  41
  42 typedef enum {
  43         THREAD_STATE_START,
  44         THREAD_STATE_EXITED
  45 } WapiThreadState;
  46
  47 struct _WapiHandle_thread
  48 {
  49         guint32 exitstatus;
  50         WapiThreadState state : 2;
  51         guint joined : 1;
  52         guint has_apc : 1;
  53         guint32 create_flags;
  54         /* Fields below this point are only valid for the owning process */
  55         pthread_t id;
  56         GPtrArray *owned_mutexes;
  57         gpointer handle;
  58         MonoSemType suspend_sem;
  59         guint32 (*start_routine)(gpointer arg);
  60         gpointer start_arg;
  61 };
  62
  63 typedef struct
  64 {
  65         guint32 (*callback)(gpointer arg);
  66         gpointer param;
  67 } ApcInfo;
  68
  69 extern gboolean _wapi_thread_apc_pending (gpointer handle);
  70 extern gboolean _wapi_thread_cur_apc_pending (void);
  71 extern gboolean _wapi_thread_dispatch_apc_queue (gpointer handle);
  72 extern void _wapi_thread_own_mutex (gpointer mutex);
  73 extern void _wapi_thread_disown_mutex (gpointer mutex);
  74 extern gpointer _wapi_thread_handle_from_id (pthread_t tid);
  75 extern void _wapi_thread_set_termination_details (gpointer handle,
  76                                                   guint32 exitstatus);
  77 extern void _wapi_thread_cleanup (void);
  78
  79 #endif /* _WAPI_THREAD_PRIVATE_H_ */