25 #include "dbus-internals.h"    26 #include "dbus-sysdeps.h"    27 #include "dbus-sysdeps-win.h"    28 #include "dbus-threads.h"    29 #include "dbus-list.h"    34 static CRITICAL_SECTION init_lock;
    38 _dbus_threads_windows_init_global (
void)
    42   _dbus_threads_windows_ensure_ctor_linked ();
    44   InitializeCriticalSection (&init_lock);
    45   global_init_done = 
TRUE;
    53 static DWORD dbus_cond_event_tls = TLS_OUT_OF_INDEXES;
    56 static HMODULE dbus_dll_hmodule;
    59 _dbus_win_get_dll_hmodule (
void)
    61   return dbus_dll_hmodule;
    65 #define hinst_t HANDLE    67 #define hinst_t HINSTANCE    70 BOOL WINAPI DllMain (hinst_t, DWORD, LPVOID);
    74 DllMain (hinst_t hinstDLL,
    81     case DLL_PROCESS_ATTACH:
    82       dbus_dll_hmodule = hinstDLL;
    84     case DLL_THREAD_DETACH:
    85       if (dbus_cond_event_tls != TLS_OUT_OF_INDEXES)
    87           event = TlsGetValue(dbus_cond_event_tls);
    89           TlsSetValue(dbus_cond_event_tls, 
NULL);
    92     case DLL_PROCESS_DETACH: 
    93       if (dbus_cond_event_tls != TLS_OUT_OF_INDEXES)
    95           event = TlsGetValue(dbus_cond_event_tls);
    97           TlsSetValue(dbus_cond_event_tls, 
NULL);
    99           TlsFree(dbus_cond_event_tls); 
   109 _dbus_platform_cmutex_new (
void)
   117 _dbus_platform_rmutex_new (
void)
   125 _dbus_platform_cmutex_free (
DBusCMutex *mutex)
   127   CloseHandle ((HANDLE *) mutex);
   131 _dbus_platform_rmutex_free (
DBusRMutex *mutex)
   133   CloseHandle ((HANDLE *) mutex);
   137 _dbus_platform_cmutex_lock (
DBusCMutex *mutex)
   139   WaitForSingleObject ((HANDLE *) mutex, INFINITE);
   143 _dbus_platform_rmutex_lock (
DBusRMutex *mutex)
   145   WaitForSingleObject ((HANDLE *) mutex, INFINITE);
   149 _dbus_platform_cmutex_unlock (
DBusCMutex *mutex)
   151   ReleaseMutex ((HANDLE *) mutex);
   155 _dbus_platform_rmutex_unlock (
DBusRMutex *mutex)
   157   ReleaseMutex ((HANDLE *) mutex);
   161 _dbus_platform_condvar_new (
void)
   171   InitializeCriticalSection (&cond->
lock);
   178   DeleteCriticalSection (&cond->
lock);
   190   HANDLE 
event = TlsGetValue (dbus_cond_event_tls);
   197       TlsSetValue (dbus_cond_event_tls, event);
   200   EnterCriticalSection (&cond->
lock);
   203   _dbus_assert (WaitForSingleObject (event, 0) == WAIT_TIMEOUT);
   207   LeaveCriticalSection (&cond->
lock);
   212   _dbus_platform_cmutex_unlock (mutex);
   213   retval = WaitForSingleObject (event, milliseconds);
   214   _dbus_platform_cmutex_lock (mutex);
   216   if (retval == WAIT_TIMEOUT)
   218       EnterCriticalSection (&cond->
lock);
   225       retval = WaitForSingleObject (event, 0);
   227       LeaveCriticalSection (&cond->
lock);
   230 #ifndef DBUS_DISABLE_ASSERT   231   EnterCriticalSection (&cond->
lock);
   236   LeaveCriticalSection (&cond->
lock);
   239   return retval != WAIT_TIMEOUT;
   246   _dbus_condvar_wait_win32 (cond, mutex, INFINITE);
   250 _dbus_platform_condvar_wait_timeout (
DBusCondVar               *cond,
   252                                      int                        timeout_milliseconds)
   254   return _dbus_condvar_wait_win32 (cond, mutex, timeout_milliseconds);
   258 _dbus_platform_condvar_wake_one (
DBusCondVar *cond)
   260   EnterCriticalSection (&cond->
lock);
   271   LeaveCriticalSection (&cond->
lock);
   280   if (dbus_cond_event_tls == TLS_OUT_OF_INDEXES)
   282       dbus_cond_event_tls = TlsAlloc ();
   283       if (dbus_cond_event_tls == TLS_OUT_OF_INDEXES)
   294   EnterCriticalSection (&init_lock);
   301   LeaveCriticalSection (&init_lock);
 #define NULL
A null pointer, defined appropriately for C or C++. 
void dbus_free(void *memory)
Frees a block of memory previously allocated by dbus_malloc() or dbus_malloc0(). 
#define dbus_new(type, count)
Safe macro for using dbus_malloc(). 
#define _dbus_assert(condition)
Aborts with an error message if the condition is false. 
dbus_bool_t _dbus_threads_init_platform_specific(void)
Initialize threads as in dbus_threads_init_default(), appropriately for the platform. 
dbus_bool_t _dbus_list_remove(DBusList **list, void *data)
Removes a value from the list. 
DBusList * list
list thread-local-stored events waiting on the cond variable 
void _dbus_threads_unlock_platform_specific(void)
Undo _dbus_threads_lock_platform_specific(). 
void _dbus_threads_lock_platform_specific(void)
Lock a static mutex used to protect _dbus_threads_init_platform_specific(). 
dbus_uint32_t dbus_bool_t
A boolean, valid values are TRUE and FALSE. 
dbus_bool_t _dbus_list_append(DBusList **list, void *data)
Appends a value to the list. 
void * _dbus_list_pop_first(DBusList **list)
Removes the first value in the list and returns it. 
#define TRUE
Expands to "1". 
#define FALSE
Expands to "0". 
pthread_cond_t cond
the condition 
CRITICAL_SECTION lock
lock protecting the list 
void _dbus_list_clear(DBusList **list)
Frees all links in the list and sets the list head to NULL.