From: Zebediah Figura z.figura12@gmail.com
Signed-off-by: Zebediah Figura z.figura12@gmail.com --- dlls/ntoskrnl.exe/pnp.c | 201 ++++++++++++++++++++++++---------------- 1 file changed, 123 insertions(+), 78 deletions(-)
diff --git a/dlls/ntoskrnl.exe/pnp.c b/dlls/ntoskrnl.exe/pnp.c index e7303b6100..09996831a9 100644 --- a/dlls/ntoskrnl.exe/pnp.c +++ b/dlls/ntoskrnl.exe/pnp.c @@ -44,6 +44,9 @@
#include "ntoskrnl_private.h"
+#include "initguid.h" +DEFINE_GUID(GUID_NULL,0,0,0,0,0,0,0,0,0,0,0); + WINE_DEFAULT_DEBUG_CHANNEL(plugplay);
#define MAX_SERVICE_NAME 260 @@ -238,57 +241,6 @@ static NTSTATUS get_device_instance_id( DEVICE_OBJECT *device, WCHAR *buffer ) return STATUS_SUCCESS; }
-static BOOL get_driver_for_id( const WCHAR *id, WCHAR *driver ) -{ - static const WCHAR serviceW[] = {'S','e','r','v','i','c','e',0}; - static const UNICODE_STRING service_str = { sizeof(serviceW) - sizeof(WCHAR), sizeof(serviceW), (WCHAR *)serviceW }; - static const WCHAR critical_fmtW[] = - {'\','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', - '\','C','o','n','t','r','o','l', - '\','C','r','i','t','i','c','a','l','D','e','v','i','c','e','D','a','t','a','b','a','s','e', - '\','%','s',0}; - WCHAR buffer[FIELD_OFFSET( KEY_VALUE_PARTIAL_INFORMATION, Data[MAX_SERVICE_NAME * sizeof(WCHAR)] )]; - KEY_VALUE_PARTIAL_INFORMATION *info = (KEY_VALUE_PARTIAL_INFORMATION *)buffer; - OBJECT_ATTRIBUTES attr; - UNICODE_STRING key; - NTSTATUS status; - HANDLE hkey; - WCHAR *keyW; - DWORD len; - - if (!(keyW = RtlAllocateHeap( GetProcessHeap(), 0, sizeof(critical_fmtW) + strlenW(id) * sizeof(WCHAR) ))) - return STATUS_NO_MEMORY; - - sprintfW( keyW, critical_fmtW, id ); - RtlInitUnicodeString( &key, keyW ); - InitializeObjectAttributes( &attr, &key, OBJ_CASE_INSENSITIVE | OBJ_KERNEL_HANDLE, NULL, NULL ); - - status = NtOpenKey( &hkey, KEY_ALL_ACCESS, &attr ); - RtlFreeUnicodeString( &key ); - if (status != STATUS_SUCCESS) - { - TRACE("No driver found for ID %s.\n", debugstr_w(id)); - return FALSE; - } - - status = NtQueryValueKey( hkey, &service_str, KeyValuePartialInformation, - info, sizeof(buffer) - sizeof(WCHAR), &len ); - NtClose( hkey ); - if (status != STATUS_SUCCESS || info->Type != REG_SZ) - { - TRACE("No driver found for device ID %s.\n", debugstr_w(id)); - return FALSE; - } - - memcpy( driver, info->Data, info->DataLength ); - driver[ info->DataLength / sizeof(WCHAR) ] = 0; - TRACE("Found driver %s for ID %s.\n", debugstr_w(driver), debugstr_w(id)); - return TRUE; -} - static NTSTATUS send_power_irp( DEVICE_OBJECT *device, DEVICE_POWER_STATE power ) { IO_STATUS_BLOCK irp_status; @@ -309,39 +261,19 @@ static NTSTATUS send_power_irp( DEVICE_OBJECT *device, DEVICE_POWER_STATE power return send_device_irp( device, irp, NULL ); }
-static void handle_bus_relations( DEVICE_OBJECT *device ) +static void load_function_driver( DEVICE_OBJECT *device, HDEVINFO set, SP_DEVINFO_DATA *sp_device ) { static const WCHAR driverW[] = {'\','D','r','i','v','e','r','\',0}; WCHAR buffer[MAX_SERVICE_NAME + ARRAY_SIZE(servicesW)]; WCHAR driver[MAX_SERVICE_NAME] = {0}; DRIVER_OBJECT *driver_obj; UNICODE_STRING string; - WCHAR *ids, *ptr; NTSTATUS status;
- TRACE( "(%p)\n", device ); - - /* We could (should?) do a full IRP_MN_QUERY_DEVICE_RELATIONS query, - * but we don't have to, we have the DEVICE_OBJECT of the new device - * so we can simply handle the process here */ - - status = get_device_id( device, BusQueryCompatibleIDs, &ids ); - if (status != STATUS_SUCCESS || !ids) + if (!SetupDiGetDeviceRegistryPropertyW( set, sp_device, SPDRP_SERVICE, + NULL, (BYTE *)driver, sizeof(driver), NULL )) { - ERR("Failed to get compatible IDs, status %#x.\n", status); - return; - } - - for (ptr = ids; *ptr; ptr += strlenW(ptr) + 1) - { - if (get_driver_for_id( ptr, driver )) - break; - } - ExFreePool( ids ); - - if (!driver[0]) - { - ERR("No matching driver found for device.\n"); + WARN("No driver registered for device %p.\n", device); return; }
@@ -373,13 +305,126 @@ static void handle_bus_relations( DEVICE_OBJECT *device ) ObDereferenceObject( driver_obj );
if (status != STATUS_SUCCESS) - { ERR("AddDevice failed for driver %s, status %#x.\n", debugstr_w(driver), status); +} + +/* Return the total number of characters in a REG_MULTI_SZ string, including + * the final terminating null. */ +static size_t sizeof_multiszW( const WCHAR *str ) +{ + const WCHAR *p; + for (p = str; *p; p += strlenW(p) + 1); + return p + 1 - str; +} + +/* This does almost the same thing as UpdateDriverForPlugAndPlayDevices(), + * except that we don't know the INF path beforehand. */ +static BOOL install_device_driver( DEVICE_OBJECT *device, HDEVINFO set, SP_DEVINFO_DATA *sp_device ) +{ + static const DWORD dif_list[] = + { + DIF_REGISTERDEVICE, + DIF_SELECTBESTCOMPATDRV, + DIF_ALLOW_INSTALL, + DIF_INSTALLDEVICEFILES, + DIF_REGISTER_COINSTALLERS, + DIF_INSTALLINTERFACES, + DIF_INSTALLDEVICE, + DIF_NEWDEVICEWIZARD_FINISHINSTALL, + }; + + NTSTATUS status; + unsigned int i; + WCHAR *ids; + + if ((status = get_device_id( device, BusQueryHardwareIDs, &ids )) || !ids) + { + ERR("Failed to get hardware IDs, status %#x.\n", status); + return FALSE; + } + + SetupDiSetDeviceRegistryPropertyW( set, sp_device, SPDRP_HARDWAREID, (BYTE *)ids, + sizeof_multiszW( ids ) * sizeof(WCHAR) ); + ExFreePool( ids ); + + if ((status = get_device_id( device, BusQueryCompatibleIDs, &ids )) || !ids) + { + ERR("Failed to get compatible IDs, status %#x.\n", status); + return FALSE; + } + + SetupDiSetDeviceRegistryPropertyW( set, sp_device, SPDRP_COMPATIBLEIDS, (BYTE *)ids, + sizeof_multiszW( ids ) * sizeof(WCHAR) ); + ExFreePool( ids ); + + if (!SetupDiBuildDriverInfoList( set, sp_device, SPDIT_COMPATDRIVER )) + { + ERR("Failed to build compatible driver list, error %#x.\n", GetLastError()); + return FALSE; + } + + for (i = 0; i < ARRAY_SIZE(dif_list); ++i) + { + if (!SetupDiCallClassInstaller(dif_list[i], set, sp_device) && GetLastError() != ERROR_DI_DO_DEFAULT) + { + ERR("Install function %#x failed, error %#x.\n", dif_list[i], GetLastError()); + return FALSE; + } + } + + return TRUE; +} + +static void handle_bus_relations( DEVICE_OBJECT *device ) +{ + static const WCHAR infpathW[] = {'I','n','f','P','a','t','h',0}; + + SP_DEVINFO_DATA sp_device = {sizeof(sp_device)}; + WCHAR device_instance_id[MAX_DEVICE_ID_LEN]; + BOOL need_driver = TRUE; + HDEVINFO set; + HKEY key; + + /* We could (should?) do a full IRP_MN_QUERY_DEVICE_RELATIONS query, + * but we don't have to, we have the DEVICE_OBJECT of the new device + * so we can simply handle the process here */ + + if (get_device_instance_id( device, device_instance_id )) + return; + + set = SetupDiCreateDeviceInfoList( NULL, NULL ); + + if (!SetupDiCreateDeviceInfoW( set, device_instance_id, &GUID_NULL, NULL, NULL, 0, &sp_device ) + && !SetupDiOpenDeviceInfoW( set, device_instance_id, NULL, 0, &sp_device )) + { + ERR("Failed to create or open device %s, error %#x.\n", debugstr_w(device_instance_id), GetLastError()); + SetupDiDestroyDeviceInfoList( set ); return; }
- send_pnp_irp( device, IRP_MN_START_DEVICE ); - send_power_irp( device, PowerDeviceD0 ); + TRACE("Creating new device %s.\n", debugstr_w(device_instance_id)); + + /* Check if the device already has a driver registered; if not, find one + * and install it. */ + key = SetupDiOpenDevRegKey( set, &sp_device, DICS_FLAG_GLOBAL, 0, DIREG_DRV, KEY_READ ); + if (key != INVALID_HANDLE_VALUE) + { + if (!RegQueryValueExW( key, infpathW, NULL, NULL, NULL, NULL )) + need_driver = FALSE; + RegCloseKey( key ); + } + + if (need_driver && !install_device_driver( device, set, &sp_device )) + return; + + load_function_driver( device, set, &sp_device ); + if (device->DriverObject) + { + send_pnp_irp( device, IRP_MN_START_DEVICE ); + send_power_irp( device, PowerDeviceD0 ); + } + + SetupDiDestroyDeviceInfoList( set ); }
static void handle_removal_relations( DEVICE_OBJECT *device )