winedevice: Use IoCreateDriver and IoDeleteDriver.

Signed-off-by: Aric Stewart <aric@codeweavers.com>
Signed-off-by: Sebastian Lackner <sebastian@fds-team.de>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Aric Stewart 2016-08-04 18:59:50 +02:00 committed by Alexandre Julliard
parent 6a686d63ad
commit 3b37db88e9
1 changed files with 92 additions and 88 deletions

View File

@ -40,11 +40,10 @@ WINE_DECLARE_DEBUG_CHANNEL(relay);
extern NTSTATUS CDECL wine_ntoskrnl_main_loop( HANDLE stop_event );
static WCHAR *driver_name;
static SERVICE_STATUS_HANDLE service_handle;
static HANDLE stop_event;
static DRIVER_OBJECT driver_obj;
static DRIVER_EXTENSION driver_extension;
static DRIVER_OBJECT *driver_obj;
static HMODULE driver_module;
/* find the LDR_MODULE corresponding to the driver module */
static LDR_MODULE *find_ldr_module( HMODULE module )
@ -132,92 +131,24 @@ error:
return NULL;
}
/* call the driver init entry point */
static NTSTATUS init_driver( HMODULE module, UNICODE_STRING *keyname )
{
unsigned int i;
NTSTATUS status;
const IMAGE_NT_HEADERS *nt = RtlImageNtHeader( module );
if (!nt->OptionalHeader.AddressOfEntryPoint) return STATUS_SUCCESS;
driver_obj.Size = sizeof(driver_obj);
driver_obj.DriverSection = find_ldr_module( module );
driver_obj.DriverInit = (PDRIVER_INITIALIZE)((char *)module + nt->OptionalHeader.AddressOfEntryPoint);
driver_obj.DriverExtension = &driver_extension;
driver_extension.DriverObject = &driver_obj;
driver_extension.ServiceKeyName = *keyname;
if (WINE_TRACE_ON(relay))
WINE_DPRINTF( "%04x:Call driver init %p (obj=%p,str=%s)\n", GetCurrentThreadId(),
driver_obj.DriverInit, &driver_obj, wine_dbgstr_w(keyname->Buffer) );
status = driver_obj.DriverInit( &driver_obj, keyname );
if (WINE_TRACE_ON(relay))
WINE_DPRINTF( "%04x:Ret driver init %p (obj=%p,str=%s) retval=%08x\n", GetCurrentThreadId(),
driver_obj.DriverInit, &driver_obj, wine_dbgstr_w(keyname->Buffer), status );
WINE_TRACE( "init done for %s obj %p\n", wine_dbgstr_w(driver_name), &driver_obj );
WINE_TRACE( "- DriverInit = %p\n", driver_obj.DriverInit );
WINE_TRACE( "- DriverStartIo = %p\n", driver_obj.DriverStartIo );
WINE_TRACE( "- DriverUnload = %p\n", driver_obj.DriverUnload );
for (i = 0; i <= IRP_MJ_MAXIMUM_FUNCTION; i++)
WINE_TRACE( "- MajorFunction[%d] = %p\n", i, driver_obj.MajorFunction[i] );
return status;
}
/* call the driver unload function */
static void unload_driver( HMODULE module, DRIVER_OBJECT *driver_obj )
{
if (driver_obj->DriverUnload)
{
if (WINE_TRACE_ON(relay))
WINE_DPRINTF( "%04x:Call driver unload %p (obj=%p)\n", GetCurrentThreadId(),
driver_obj->DriverUnload, driver_obj );
driver_obj->DriverUnload( driver_obj );
if (WINE_TRACE_ON(relay))
WINE_DPRINTF( "%04x:Ret driver unload %p (obj=%p)\n", GetCurrentThreadId(),
driver_obj->DriverUnload, driver_obj );
}
FreeLibrary( module );
}
/* load the .sys module for a device driver */
static HMODULE load_driver(void)
static HMODULE load_driver( const WCHAR *driver_name, const UNICODE_STRING *keyname )
{
static const WCHAR driversW[] = {'\\','d','r','i','v','e','r','s','\\',0};
static const WCHAR systemrootW[] = {'\\','S','y','s','t','e','m','R','o','o','t','\\',0};
static const WCHAR postfixW[] = {'.','s','y','s',0};
static const WCHAR ntprefixW[] = {'\\','?','?','\\',0};
static const WCHAR ImagePathW[] = {'I','m','a','g','e','P','a','t','h',0};
static const WCHAR servicesW[] = {'\\','R','e','g','i','s','t','r','y',
'\\','M','a','c','h','i','n','e',
'\\','S','y','s','t','e','m',
'\\','C','u','r','r','e','n','t','C','o','n','t','r','o','l','S','e','t',
'\\','S','e','r','v','i','c','e','s','\\',0};
UNICODE_STRING keypath;
HKEY driver_hkey;
HMODULE module;
LPWSTR path = NULL, str;
DWORD type, size;
str = HeapAlloc( GetProcessHeap(), 0, sizeof(servicesW) + strlenW(driver_name)*sizeof(WCHAR) );
lstrcpyW( str, servicesW );
lstrcatW( str, driver_name );
if (RegOpenKeyW( HKEY_LOCAL_MACHINE, str + 18 /* skip \registry\machine */, &driver_hkey ))
if (RegOpenKeyW( HKEY_LOCAL_MACHINE, keyname->Buffer + 18 /* skip \registry\machine */, &driver_hkey ))
{
WINE_ERR( "cannot open key %s, err=%u\n", wine_dbgstr_w(str), GetLastError() );
HeapFree( GetProcessHeap(), 0, str);
WINE_ERR( "cannot open key %s, err=%u\n", wine_dbgstr_w(keyname->Buffer), GetLastError() );
return NULL;
}
RtlInitUnicodeString( &keypath, str );
/* read the executable path from memory */
size = 0;
@ -233,7 +164,6 @@ static HMODULE load_driver(void)
HeapFree( GetProcessHeap(), 0, str );
if (!path)
{
RtlFreeUnicodeString( &keypath );
RegCloseKey( driver_hkey );
return NULL;
}
@ -276,19 +206,94 @@ static HMODULE load_driver(void)
module = load_driver_module( str );
HeapFree( GetProcessHeap(), 0, path );
if (!module)
{
RtlFreeUnicodeString( &keypath );
return NULL;
}
init_driver( module, &keypath );
return module;
}
/* call the driver init entry point */
static NTSTATUS WINAPI init_driver( DRIVER_OBJECT *driver_object, UNICODE_STRING *keyname )
{
unsigned int i;
NTSTATUS status;
const IMAGE_NT_HEADERS *nt;
const WCHAR *driver_name;
/* Retrieve driver name from the keyname */
driver_name = strrchrW( keyname->Buffer, '\\' );
driver_name++;
driver_module = load_driver( driver_name, keyname );
if (!driver_module)
return STATUS_DLL_INIT_FAILED;
driver_obj = driver_object;
nt = RtlImageNtHeader( driver_module );
if (!nt->OptionalHeader.AddressOfEntryPoint) return STATUS_SUCCESS;
driver_object->DriverSection = find_ldr_module( driver_module );
driver_object->DriverInit = (PDRIVER_INITIALIZE)((char *)driver_module + nt->OptionalHeader.AddressOfEntryPoint);
if (WINE_TRACE_ON(relay))
WINE_DPRINTF( "%04x:Call driver init %p (obj=%p,str=%s)\n", GetCurrentThreadId(),
driver_object->DriverInit, driver_object, wine_dbgstr_w(keyname->Buffer) );
status = driver_object->DriverInit( driver_object, keyname );
if (WINE_TRACE_ON(relay))
WINE_DPRINTF( "%04x:Ret driver init %p (obj=%p,str=%s) retval=%08x\n", GetCurrentThreadId(),
driver_object->DriverInit, driver_object, wine_dbgstr_w(keyname->Buffer), status );
WINE_TRACE( "init done for %s obj %p\n", wine_dbgstr_w(driver_name), driver_object );
WINE_TRACE( "- DriverInit = %p\n", driver_object->DriverInit );
WINE_TRACE( "- DriverStartIo = %p\n", driver_object->DriverStartIo );
WINE_TRACE( "- DriverUnload = %p\n", driver_object->DriverUnload );
for (i = 0; i <= IRP_MJ_MAXIMUM_FUNCTION; i++)
WINE_TRACE( "- MajorFunction[%d] = %p\n", i, driver_object->MajorFunction[i] );
return status;
}
/* call the driver unload function */
static void unload_driver( HMODULE module, DRIVER_OBJECT *driver_obj )
{
if (driver_obj->DriverUnload)
{
if (WINE_TRACE_ON(relay))
WINE_DPRINTF( "%04x:Call driver unload %p (obj=%p)\n", GetCurrentThreadId(),
driver_obj->DriverUnload, driver_obj );
driver_obj->DriverUnload( driver_obj );
if (WINE_TRACE_ON(relay))
WINE_DPRINTF( "%04x:Ret driver unload %p (obj=%p)\n", GetCurrentThreadId(),
driver_obj->DriverUnload, driver_obj );
}
FreeLibrary( module );
IoDeleteDriver( driver_obj );
}
static NTSTATUS create_driver(const WCHAR *driver_name)
{
static const WCHAR driverW[] = {'\\','D','r','i','v','e','r','\\',0};
UNICODE_STRING drv_name;
NTSTATUS status;
WCHAR *str;
str = HeapAlloc( GetProcessHeap(), 0, sizeof(driverW) + strlenW(driver_name)*sizeof(WCHAR) );
lstrcpyW( str, driverW);
lstrcatW( str, driver_name );
RtlInitUnicodeString( &drv_name, str );
status = IoCreateDriver( &drv_name, init_driver );
RtlFreeUnicodeString( &drv_name );
return status;
}
static DWORD WINAPI service_handler( DWORD ctrl, DWORD event_type, LPVOID event_data, LPVOID context )
{
SERVICE_STATUS status;
const WCHAR *driver_name = context;
status.dwServiceType = SERVICE_WIN32;
status.dwControlsAccepted = SERVICE_ACCEPT_STOP;
@ -318,13 +323,13 @@ static DWORD WINAPI service_handler( DWORD ctrl, DWORD event_type, LPVOID event_
static void WINAPI ServiceMain( DWORD argc, LPWSTR *argv )
{
SERVICE_STATUS status;
HMODULE driver_module;
const WCHAR *driver_name = argv[0];
WINE_TRACE( "starting service %s\n", wine_dbgstr_w(driver_name) );
stop_event = CreateEventW( NULL, TRUE, FALSE, NULL );
service_handle = RegisterServiceCtrlHandlerExW( driver_name, service_handler, NULL );
service_handle = RegisterServiceCtrlHandlerExW( driver_name, service_handler, (void *)driver_name );
if (!service_handle)
return;
@ -337,15 +342,14 @@ static void WINAPI ServiceMain( DWORD argc, LPWSTR *argv )
status.dwWaitHint = 10000;
SetServiceStatus( service_handle, &status );
driver_module = load_driver();
if (driver_module)
if (create_driver( driver_name ) == STATUS_SUCCESS)
{
status.dwCurrentState = SERVICE_RUNNING;
status.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_SHUTDOWN;
SetServiceStatus( service_handle, &status );
wine_ntoskrnl_main_loop( stop_event );
unload_driver( driver_module, &driver_obj );
unload_driver( driver_module, driver_obj );
}
else WINE_ERR( "driver %s failed to load\n", wine_dbgstr_w(driver_name) );
@ -359,7 +363,7 @@ int wmain( int argc, WCHAR *argv[] )
{
SERVICE_TABLE_ENTRYW service_table[2];
if (!(driver_name = argv[1]))
if (!argv[1])
{
WINE_ERR( "missing device name, winedevice isn't supposed to be run manually\n" );
return 1;