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winedevice: Improve error handling when a driver fails to load. 

Signed-off-by: Alistair Leslie-Hughes <leslie_alistair@hotmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alistair Leslie-Hughes 2018-04-09 02:18:01 +00:00 committed by Alexandre Julliard
parent b5c1a8f635
commit dd2624a24f
1 changed files with 15 additions and 5 deletions
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20
programs/winedevice/device.c
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@ -50,12 +50,15 @@ static SC_HANDLE manager_handle;
static BOOL shutdown_in_progress;
static HANDLE stop_event;
#define EVENT_STARTED 0
#define EVENT_ERROR 1
struct wine_driver
{
struct wine_rb_entry entry;
SERVICE_STATUS_HANDLE handle;
HANDLE started;
HANDLE events[2];
DRIVER_OBJECT *driver_obj;
WCHAR name[1];
};
@ -391,7 +394,7 @@ static void WINAPI async_create_driver( PTP_CALLBACK_INSTANCE instance, void *co
goto error;
}
SetEvent(driver->started);
SetEvent(driver->events[EVENT_STARTED]);
EnterCriticalSection( &drivers_cs );
driver->driver_obj = driver_obj;
@ -401,6 +404,7 @@ static void WINAPI async_create_driver( PTP_CALLBACK_INSTANCE instance, void *co
return;
error:
SetEvent(driver->events[EVENT_ERROR]);
EnterCriticalSection( &drivers_cs );
wine_rb_remove( &wine_drivers, &driver->entry );
LeaveCriticalSection( &drivers_cs );
@ -416,6 +420,7 @@ static NTSTATUS create_driver( const WCHAR *driver_name )
TP_CALLBACK_ENVIRON environment;
struct wine_driver *driver;
DWORD length;
DWORD ret;
length = FIELD_OFFSET( struct wine_driver, name[strlenW(driver_name) + 1] );
if (!(driver = HeapAlloc( GetProcessHeap(), 0, length )))
@ -444,14 +449,18 @@ static NTSTATUS create_driver( const WCHAR *driver_name )
environment.Version = 1;
environment.CleanupGroup = cleanup_group;
driver->started = CreateEventW(NULL, TRUE, FALSE, NULL);
driver->events[EVENT_STARTED] = CreateEventW(NULL, TRUE, FALSE, NULL);
driver->events[EVENT_ERROR] = CreateEventW(NULL, TRUE, FALSE, NULL);
/* don't block the service control handler */
if (!TrySubmitThreadpoolCallback( async_create_driver, driver, &environment ))
async_create_driver( NULL, driver );
/* Windows wait 30 Seconds */
if(WaitForSingleObject(driver->started, 30000) == WAIT_TIMEOUT)
ret = WaitForMultipleObjects(2, driver->events, FALSE, 30000);
if(ret == WAIT_OBJECT_0 + EVENT_ERROR)
return STATUS_UNSUCCESSFUL;
else if(ret == WAIT_TIMEOUT)
return ERROR_SERVICE_REQUEST_TIMEOUT;
return STATUS_SUCCESS;
@ -462,7 +471,8 @@ static void wine_drivers_rb_destroy( struct wine_rb_entry *entry, void *context
if (unload_driver( entry, TRUE ) != STATUS_SUCCESS)
{
struct wine_driver *driver = WINE_RB_ENTRY_VALUE( entry, struct wine_driver, entry );
CloseHandle(driver->started);
CloseHandle(driver->events[EVENT_STARTED]);
CloseHandle(driver->events[EVENT_ERROR]);
ObDereferenceObject( driver->driver_obj );
CloseServiceHandle( (void *)driver->handle );
HeapFree( GetProcessHeap(), 0, driver );