From ff9645b21571c0da184844594ec19192bcdaa4dd Mon Sep 17 00:00:00 2001 From: Zebediah Figura Date: Wed, 15 Apr 2020 09:43:20 -0500 Subject: [PATCH] wineusb.sys: Implement basic IRP_MJ_PNP requests for the bus FDO. Signed-off-by: Zebediah Figura Signed-off-by: Alexandre Julliard --- dlls/wineusb.sys/wineusb.c | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) diff --git a/dlls/wineusb.sys/wineusb.c b/dlls/wineusb.sys/wineusb.c index 6af8a9aaa5e..14795f4ec48 100644 --- a/dlls/wineusb.sys/wineusb.c +++ b/dlls/wineusb.sys/wineusb.c @@ -40,6 +40,41 @@ WINE_DEFAULT_DEBUG_CHANNEL(wineusb); static DEVICE_OBJECT *bus_fdo, *bus_pdo; +static NTSTATUS fdo_pnp(IRP *irp) +{ + IO_STACK_LOCATION *stack = IoGetCurrentIrpStackLocation(irp); + NTSTATUS ret; + + TRACE("irp %p, minor function %#x.\n", irp, stack->MinorFunction); + + switch (stack->MinorFunction) + { + case IRP_MN_START_DEVICE: + case IRP_MN_SURPRISE_REMOVAL: + irp->IoStatus.Status = STATUS_SUCCESS; + break; + + case IRP_MN_REMOVE_DEVICE: + irp->IoStatus.Status = STATUS_SUCCESS; + IoSkipCurrentIrpStackLocation(irp); + ret = IoCallDriver(bus_pdo, irp); + IoDetachDevice(bus_pdo); + IoDeleteDevice(bus_fdo); + return ret; + + default: + FIXME("Unhandled minor function %#x.\n", stack->MinorFunction); + } + + IoSkipCurrentIrpStackLocation(irp); + return IoCallDriver(bus_pdo, irp); +} + +static NTSTATUS WINAPI driver_pnp(DEVICE_OBJECT *device, IRP *irp) +{ + return fdo_pnp(irp); +} + static NTSTATUS WINAPI driver_add_device(DRIVER_OBJECT *driver, DEVICE_OBJECT *pdo) { NTSTATUS ret; @@ -78,6 +113,7 @@ NTSTATUS WINAPI DriverEntry(DRIVER_OBJECT *driver, UNICODE_STRING *path) driver->DriverExtension->AddDevice = driver_add_device; driver->DriverUnload = driver_unload; + driver->MajorFunction[IRP_MJ_PNP] = driver_pnp; return STATUS_SUCCESS; }