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Sweden-Number/dlls/ntoskrnl.exe/tests/driver_pnp.c

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/*
* ntoskrnl.exe testing framework
*
* Copyright 2020 Zebediah Figura
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#include <stdio.h>
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winbase.h"
#include "winternl.h"
#include "winioctl.h"
#include "ddk/wdm.h"
#include "wine/list.h"
#include "driver.h"
#include "utils.h"
static const GUID bus_class = {0xdeadbeef, 0x29ef, 0x4538, {0xa5, 0xfd, 0xb6, 0x95, 0x73, 0xa3, 0x62, 0xc1}};
static const GUID child_class = {0xdeadbeef, 0x29ef, 0x4538, {0xa5, 0xfd, 0xb6, 0x95, 0x73, 0xa3, 0x62, 0xc2}};
static UNICODE_STRING control_symlink, bus_symlink;
static DRIVER_OBJECT *driver_obj;
static DEVICE_OBJECT *bus_fdo, *bus_pdo;
static DWORD remove_device_count;
static DWORD surprise_removal_count;
static DWORD query_remove_device_count;
static DWORD cancel_remove_device_count;
struct irp_queue
{
KSPIN_LOCK lock;
LIST_ENTRY list;
};
static IRP *irp_queue_pop(struct irp_queue *queue)
{
KIRQL irql;
IRP *irp;
KeAcquireSpinLock(&queue->lock, &irql);
if (IsListEmpty(&queue->list)) irp = NULL;
else irp = CONTAINING_RECORD(RemoveHeadList(&queue->list), IRP, Tail.Overlay.ListEntry);
KeReleaseSpinLock(&queue->lock, irql);
return irp;
}
static void irp_queue_push(struct irp_queue *queue, IRP *irp)
{
KIRQL irql;
KeAcquireSpinLock(&queue->lock, &irql);
InsertTailList(&queue->list, &irp->Tail.Overlay.ListEntry);
KeReleaseSpinLock(&queue->lock, irql);
}
static void irp_queue_clear(struct irp_queue *queue)
{
IRP *irp;
while ((irp = irp_queue_pop(queue)))
{
irp->IoStatus.Status = STATUS_DELETE_PENDING;
IoCompleteRequest(irp, IO_NO_INCREMENT);
}
}
static void irp_queue_init(struct irp_queue *queue)
{
KeInitializeSpinLock(&queue->lock);
InitializeListHead(&queue->list);
}
struct device
{
struct list entry;
DEVICE_OBJECT *device_obj;
unsigned int id;
BOOL removed;
UNICODE_STRING child_symlink;
DEVICE_POWER_STATE power_state;
struct irp_queue irp_queue;
};
static struct list device_list = LIST_INIT(device_list);
static FAST_MUTEX driver_lock;
static NTSTATUS fdo_pnp(IRP *irp)
{
IO_STACK_LOCATION *stack = IoGetCurrentIrpStackLocation(irp);
NTSTATUS ret;
switch (stack->MinorFunction)
{
case IRP_MN_START_DEVICE:
irp->IoStatus.Status = IoSetDeviceInterfaceState(&control_symlink, TRUE);
break;
case IRP_MN_SURPRISE_REMOVAL:
case IRP_MN_QUERY_REMOVE_DEVICE:
case IRP_MN_STOP_DEVICE:
irp->IoStatus.Status = STATUS_SUCCESS;
break;
case IRP_MN_REMOVE_DEVICE:
IoSetDeviceInterfaceState(&control_symlink, FALSE);
irp->IoStatus.Status = STATUS_SUCCESS;
IoSkipCurrentIrpStackLocation(irp);
ret = IoCallDriver(bus_pdo, irp);
IoDetachDevice(bus_pdo);
IoDeleteDevice(bus_fdo);
RtlFreeUnicodeString(&control_symlink);
RtlFreeUnicodeString(&bus_symlink);
return ret;
case IRP_MN_QUERY_DEVICE_RELATIONS:
{
DEVICE_RELATIONS *devices;
struct device *device;
unsigned int i = 0;
if (stack->Parameters.QueryDeviceRelations.Type == RemovalRelations)
break;
if (stack->Parameters.QueryDeviceRelations.Type != BusRelations)
{
ok(0, "Unexpected relations type %#x.\n", stack->Parameters.QueryDeviceRelations.Type);
break;
}
ExAcquireFastMutex(&driver_lock);
if (!(devices = ExAllocatePool(PagedPool,
offsetof(DEVICE_RELATIONS, Objects[list_count(&device_list)]))))
{
ExReleaseFastMutex(&driver_lock);
irp->IoStatus.Status = STATUS_NO_MEMORY;
break;
}
LIST_FOR_EACH_ENTRY(device, &device_list, struct device, entry)
{
devices->Objects[i++] = device->device_obj;
ObfReferenceObject(device->device_obj);
}
ExReleaseFastMutex(&driver_lock);
devices->Count = i;
irp->IoStatus.Information = (ULONG_PTR)devices;
irp->IoStatus.Status = STATUS_SUCCESS;
break;
}
}
IoSkipCurrentIrpStackLocation(irp);
return IoCallDriver(bus_pdo, irp);
}
static NTSTATUS query_id(struct device *device, IRP *irp, BUS_QUERY_ID_TYPE type)
{
static const WCHAR device_id[] = L"wine\\test";
WCHAR *id = NULL;
irp->IoStatus.Information = 0;
switch (type)
{
case BusQueryDeviceID:
if (!(id = ExAllocatePool(PagedPool, sizeof(device_id))))
return STATUS_NO_MEMORY;
wcscpy(id, device_id);
break;
case BusQueryInstanceID:
if (!(id = ExAllocatePool(PagedPool, 9 * sizeof(WCHAR))))
return STATUS_NO_MEMORY;
swprintf(id, 9, L"%x", device->id);
break;
case BusQueryHardwareIDs:
{
static const WCHAR hardware_id[] = L"winetest_hardware";
const size_t size = ARRAY_SIZE(hardware_id) + 27 + 1;
size_t len;
if (!(id = ExAllocatePool(PagedPool, size * sizeof(WCHAR))))
return STATUS_NO_MEMORY;
wcscpy(id, hardware_id);
len = swprintf(id + ARRAY_SIZE(hardware_id), size - ARRAY_SIZE(hardware_id),
L"winetest_hardware_%x", device->id);
id[ARRAY_SIZE(hardware_id) + len + 1] = 0;
break;
}
case BusQueryCompatibleIDs:
{
static const WCHAR compat_id[] = L"winetest_compat";
const size_t size = ARRAY_SIZE(compat_id) + 25 + 1;
size_t len;
if (!(id = ExAllocatePool(PagedPool, size * sizeof(WCHAR))))
return STATUS_NO_MEMORY;
wcscpy(id, compat_id);
len = swprintf(id + ARRAY_SIZE(compat_id), size - ARRAY_SIZE(compat_id),
L"winetest_compat_%x", device->id);
id[ARRAY_SIZE(compat_id) + len + 1] = 0;
break;
}
case BusQueryContainerID:
return STATUS_NOT_SUPPORTED;
default:
ok(0, "Unexpected ID query type %#x.\n", type);
return irp->IoStatus.Status;
}
irp->IoStatus.Information = (ULONG_PTR)id;
return STATUS_SUCCESS;
}
static NTSTATUS pdo_pnp(DEVICE_OBJECT *device_obj, IRP *irp)
{
IO_STACK_LOCATION *stack = IoGetCurrentIrpStackLocation(irp);
struct device *device = device_obj->DeviceExtension;
NTSTATUS ret = irp->IoStatus.Status;
switch (stack->MinorFunction)
{
case IRP_MN_QUERY_ID:
ret = query_id(device, irp, stack->Parameters.QueryId.IdType);
break;
case IRP_MN_START_DEVICE:
{
POWER_STATE state = {.DeviceState = PowerDeviceD0};
NTSTATUS status;
irp_queue_init(&device->irp_queue);
ok(!stack->Parameters.StartDevice.AllocatedResources, "expected no resources\n");
ok(!stack->Parameters.StartDevice.AllocatedResourcesTranslated, "expected no translated resources\n");
status = IoRegisterDeviceInterface(device_obj, &child_class, NULL, &device->child_symlink);
ok(!status, "Failed to register interface, status %#x.\n", status);
IoSetDeviceInterfaceState(&device->child_symlink, TRUE);
state = PoSetPowerState(device_obj, DevicePowerState, state);
todo_wine ok(state.DeviceState == device->power_state, "got previous state %u\n", state.DeviceState);
device->power_state = PowerDeviceD0;
ret = STATUS_SUCCESS;
break;
}
case IRP_MN_REMOVE_DEVICE:
/* should've been checked and reset by IOCTL_WINETEST_CHILD_CHECK_REMOVED */
ok(remove_device_count == 0, "expected no IRP_MN_REMOVE_DEVICE\n");
todo_wine ok(surprise_removal_count == 0, "expected no IRP_MN_SURPRISE_REMOVAL\n");
ok(query_remove_device_count == 0, "expected no IRP_MN_QUERY_REMOVE_DEVICE\n");
ok(cancel_remove_device_count == 0, "expected no IRP_MN_CANCEL_REMOVE_DEVICE\n");
remove_device_count++;
irp_queue_clear(&device->irp_queue);
if (device->removed)
{
IoSetDeviceInterfaceState(&device->child_symlink, FALSE);
RtlFreeUnicodeString(&device->child_symlink);
irp->IoStatus.Status = STATUS_SUCCESS;
IoCompleteRequest(irp, IO_NO_INCREMENT);
IoDeleteDevice(device->device_obj);
return STATUS_SUCCESS;
}
ret = STATUS_SUCCESS;
break;
case IRP_MN_QUERY_CAPABILITIES:
{
DEVICE_CAPABILITIES *caps = stack->Parameters.DeviceCapabilities.Capabilities;
unsigned int i;
ok(caps->Size == sizeof(*caps), "wrong size %u\n", caps->Size);
ok(caps->Version == 1, "wrong version %u\n", caps->Version);
ok(!caps->DeviceD1, "got DeviceD1 %u\n", caps->DeviceD1);
ok(!caps->DeviceD2, "got DeviceD2 %u\n", caps->DeviceD2);
ok(!caps->LockSupported, "got LockSupported %u\n", caps->LockSupported);
ok(!caps->EjectSupported, "got EjectSupported %u\n", caps->EjectSupported);
ok(!caps->Removable, "got Removable %u\n", caps->Removable);
ok(!caps->DockDevice, "got DockDevice %u\n", caps->DockDevice);
ok(!caps->UniqueID, "got UniqueID %u\n", caps->UniqueID);
ok(!caps->SilentInstall, "got SilentInstall %u\n", caps->SilentInstall);
ok(!caps->RawDeviceOK, "got RawDeviceOK %u\n", caps->RawDeviceOK);
ok(!caps->SurpriseRemovalOK, "got SurpriseRemovalOK %u\n", caps->SurpriseRemovalOK);
ok(!caps->WakeFromD0, "got WakeFromD0 %u\n", caps->WakeFromD0);
ok(!caps->WakeFromD1, "got WakeFromD1 %u\n", caps->WakeFromD1);
ok(!caps->WakeFromD2, "got WakeFromD2 %u\n", caps->WakeFromD2);
ok(!caps->WakeFromD3, "got WakeFromD3 %u\n", caps->WakeFromD3);
ok(!caps->HardwareDisabled, "got HardwareDisabled %u\n", caps->HardwareDisabled);
ok(!caps->NonDynamic, "got NonDynamic %u\n", caps->NonDynamic);
ok(!caps->WarmEjectSupported, "got WarmEjectSupported %u\n", caps->WarmEjectSupported);
ok(!caps->NoDisplayInUI, "got NoDisplayInUI %u\n", caps->NoDisplayInUI);
ok(caps->Address == 0xffffffff, "got Address %#x\n", caps->Address);
ok(caps->UINumber == 0xffffffff, "got UINumber %#x\n", caps->UINumber);
for (i = 0; i < PowerSystemMaximum; ++i)
ok(caps->DeviceState[i] == PowerDeviceUnspecified, "got DeviceState[%u] %u\n", i, caps->DeviceState[i]);
ok(caps->SystemWake == PowerSystemUnspecified, "got SystemWake %u\n", caps->SystemWake);
ok(caps->DeviceWake == PowerDeviceUnspecified, "got DeviceWake %u\n", caps->DeviceWake);
ok(!caps->D1Latency, "got D1Latency %u\n", caps->D1Latency);
ok(!caps->D2Latency, "got D2Latency %u\n", caps->D2Latency);
ok(!caps->D3Latency, "got D3Latency %u\n", caps->D3Latency);
/* If caps->RawDeviceOK is not set, we won't receive
* IRP_MN_START_DEVICE unless there's a function driver. */
caps->RawDeviceOK = 1;
caps->SurpriseRemovalOK = 1;
caps->EjectSupported = 1;
caps->UniqueID = 1;
caps->DeviceState[PowerSystemWorking] = PowerDeviceD0;
caps->DeviceState[PowerSystemSleeping1] = PowerDeviceD3;
caps->DeviceState[PowerSystemSleeping2] = PowerDeviceD3;
caps->DeviceState[PowerSystemSleeping3] = PowerDeviceD3;
caps->DeviceState[PowerSystemHibernate] = PowerDeviceD3;
caps->DeviceState[PowerSystemShutdown] = PowerDeviceD3;
ret = STATUS_SUCCESS;
break;
}
case IRP_MN_SURPRISE_REMOVAL:
surprise_removal_count++;
irp_queue_clear(&device->irp_queue);
ret = STATUS_SUCCESS;
break;
case IRP_MN_QUERY_REMOVE_DEVICE:
query_remove_device_count++;
irp_queue_clear(&device->irp_queue);
ret = STATUS_SUCCESS;
break;
case IRP_MN_CANCEL_REMOVE_DEVICE:
cancel_remove_device_count++;
ret = STATUS_SUCCESS;
break;
}
irp->IoStatus.Status = ret;
IoCompleteRequest(irp, IO_NO_INCREMENT);
return ret;
}
static NTSTATUS WINAPI driver_pnp(DEVICE_OBJECT *device, IRP *irp)
{
if (device == bus_fdo)
return fdo_pnp(irp);
return pdo_pnp(device, irp);
}
static NTSTATUS WINAPI driver_power(DEVICE_OBJECT *device, IRP *irp)
{
IO_STACK_LOCATION *stack = IoGetCurrentIrpStackLocation(irp);
NTSTATUS ret = STATUS_NOT_SUPPORTED;
/* We do not expect power IRPs as part of normal operation. */
ok(0, "unexpected call\n");
if (device == bus_fdo)
{
PoStartNextPowerIrp(irp);
IoSkipCurrentIrpStackLocation(irp);
return PoCallDriver(bus_pdo, irp);
}
if (stack->MinorFunction == IRP_MN_SET_POWER)
{
if (stack->Parameters.Power.Type == DevicePowerState)
PoSetPowerState(device, DevicePowerState, stack->Parameters.Power.State);
ret = STATUS_SUCCESS;
}
PoStartNextPowerIrp(irp);
irp->IoStatus.Status = ret;
IoCompleteRequest(irp, IO_NO_INCREMENT);
return ret;
}
static void test_bus_query_caps(DEVICE_OBJECT *top_device)
{
DEVICE_CAPABILITIES caps;
IO_STACK_LOCATION *stack;
IO_STATUS_BLOCK io;
unsigned int i;
NTSTATUS ret;
KEVENT event;
IRP *irp;
memset(&caps, 0, sizeof(caps));
caps.Size = sizeof(caps);
caps.Version = 1;
KeInitializeEvent(&event, NotificationEvent, FALSE);
irp = IoBuildSynchronousFsdRequest(IRP_MJ_PNP, top_device, NULL, 0, NULL, &event, &io);
irp->IoStatus.Status = STATUS_NOT_SUPPORTED;
stack = IoGetNextIrpStackLocation(irp);
stack->MinorFunction = IRP_MN_QUERY_CAPABILITIES;
stack->Parameters.DeviceCapabilities.Capabilities = &caps;
ret = IoCallDriver(top_device, irp);
ok(ret == STATUS_SUCCESS, "got %#x\n", ret);
ok(io.Status == STATUS_SUCCESS, "got %#x\n", ret);
ok(caps.Size == sizeof(caps), "wrong size %u\n", caps.Size);
ok(caps.Version == 1, "wrong version %u\n", caps.Version);
ok(!caps.DeviceD1, "got DeviceD1 %u\n", caps.DeviceD1);
ok(!caps.DeviceD2, "got DeviceD2 %u\n", caps.DeviceD2);
ok(!caps.LockSupported, "got LockSupported %u\n", caps.LockSupported);
ok(!caps.EjectSupported, "got EjectSupported %u\n", caps.EjectSupported);
ok(!caps.Removable, "got Removable %u\n", caps.Removable);
ok(!caps.DockDevice, "got DockDevice %u\n", caps.DockDevice);
ok(!caps.UniqueID, "got UniqueID %u\n", caps.UniqueID);
ok(!caps.SilentInstall, "got SilentInstall %u\n", caps.SilentInstall);
ok(!caps.RawDeviceOK, "got RawDeviceOK %u\n", caps.RawDeviceOK);
ok(!caps.SurpriseRemovalOK, "got SurpriseRemovalOK %u\n", caps.SurpriseRemovalOK);
ok(!caps.WakeFromD0, "got WakeFromD0 %u\n", caps.WakeFromD0);
ok(!caps.WakeFromD1, "got WakeFromD1 %u\n", caps.WakeFromD1);
ok(!caps.WakeFromD2, "got WakeFromD2 %u\n", caps.WakeFromD2);
ok(!caps.WakeFromD3, "got WakeFromD3 %u\n", caps.WakeFromD3);
ok(!caps.HardwareDisabled, "got HardwareDisabled %u\n", caps.HardwareDisabled);
ok(!caps.NonDynamic, "got NonDynamic %u\n", caps.NonDynamic);
ok(!caps.WarmEjectSupported, "got WarmEjectSupported %u\n", caps.WarmEjectSupported);
ok(!caps.NoDisplayInUI, "got NoDisplayInUI %u\n", caps.NoDisplayInUI);
ok(!caps.Address, "got Address %#x\n", caps.Address);
ok(!caps.UINumber, "got UINumber %#x\n", caps.UINumber);
ok(caps.DeviceState[PowerSystemUnspecified] == PowerDeviceUnspecified,
"got DeviceState[PowerSystemUnspecified] %u\n", caps.DeviceState[PowerSystemUnspecified]);
todo_wine ok(caps.DeviceState[PowerSystemWorking] == PowerDeviceD0,
"got DeviceState[PowerSystemWorking] %u\n", caps.DeviceState[PowerSystemWorking]);
for (i = PowerSystemSleeping1; i < PowerSystemMaximum; ++i)
todo_wine ok(caps.DeviceState[i] == PowerDeviceD3, "got DeviceState[%u] %u\n", i, caps.DeviceState[i]);
ok(caps.SystemWake == PowerSystemUnspecified, "got SystemWake %u\n", caps.SystemWake);
ok(caps.DeviceWake == PowerDeviceUnspecified, "got DeviceWake %u\n", caps.DeviceWake);
ok(!caps.D1Latency, "got D1Latency %u\n", caps.D1Latency);
ok(!caps.D2Latency, "got D2Latency %u\n", caps.D2Latency);
ok(!caps.D3Latency, "got D3Latency %u\n", caps.D3Latency);
memset(&caps, 0xff, sizeof(caps));
caps.Size = sizeof(caps);
caps.Version = 1;
KeClearEvent(&event);
irp = IoBuildSynchronousFsdRequest(IRP_MJ_PNP, top_device, NULL, 0, NULL, &event, &io);
irp->IoStatus.Status = STATUS_NOT_SUPPORTED;
stack = IoGetNextIrpStackLocation(irp);
stack->MinorFunction = IRP_MN_QUERY_CAPABILITIES;
stack->Parameters.DeviceCapabilities.Capabilities = &caps;
ret = IoCallDriver(top_device, irp);
ok(ret == STATUS_SUCCESS, "got %#x\n", ret);
ok(io.Status == STATUS_SUCCESS, "got %#x\n", ret);
ok(caps.Size == sizeof(caps), "wrong size %u\n", caps.Size);
ok(caps.Version == 1, "wrong version %u\n", caps.Version);
ok(caps.DeviceD1, "got DeviceD1 %u\n", caps.DeviceD1);
ok(caps.DeviceD2, "got DeviceD2 %u\n", caps.DeviceD2);
ok(caps.LockSupported, "got LockSupported %u\n", caps.LockSupported);
ok(caps.EjectSupported, "got EjectSupported %u\n", caps.EjectSupported);
ok(caps.Removable, "got Removable %u\n", caps.Removable);
ok(caps.DockDevice, "got DockDevice %u\n", caps.DockDevice);
ok(caps.UniqueID, "got UniqueID %u\n", caps.UniqueID);
ok(caps.SilentInstall, "got SilentInstall %u\n", caps.SilentInstall);
ok(caps.RawDeviceOK, "got RawDeviceOK %u\n", caps.RawDeviceOK);
ok(caps.SurpriseRemovalOK, "got SurpriseRemovalOK %u\n", caps.SurpriseRemovalOK);
ok(caps.WakeFromD0, "got WakeFromD0 %u\n", caps.WakeFromD0);
ok(caps.WakeFromD1, "got WakeFromD1 %u\n", caps.WakeFromD1);
ok(caps.WakeFromD2, "got WakeFromD2 %u\n", caps.WakeFromD2);
ok(caps.WakeFromD3, "got WakeFromD3 %u\n", caps.WakeFromD3);
ok(caps.HardwareDisabled, "got HardwareDisabled %u\n", caps.HardwareDisabled);
ok(caps.NonDynamic, "got NonDynamic %u\n", caps.NonDynamic);
ok(caps.WarmEjectSupported, "got WarmEjectSupported %u\n", caps.WarmEjectSupported);
ok(caps.NoDisplayInUI, "got NoDisplayInUI %u\n", caps.NoDisplayInUI);
ok(caps.Address == 0xffffffff, "got Address %#x\n", caps.Address);
ok(caps.UINumber == 0xffffffff, "got UINumber %#x\n", caps.UINumber);
todo_wine ok(caps.DeviceState[PowerSystemUnspecified] == PowerDeviceUnspecified,
"got DeviceState[PowerSystemUnspecified] %u\n", caps.DeviceState[PowerSystemUnspecified]);
todo_wine ok(caps.DeviceState[PowerSystemWorking] == PowerDeviceD0,
"got DeviceState[PowerSystemWorking] %u\n", caps.DeviceState[PowerSystemWorking]);
for (i = PowerSystemSleeping1; i < PowerSystemMaximum; ++i)
todo_wine ok(caps.DeviceState[i] == PowerDeviceD3, "got DeviceState[%u] %u\n", i, caps.DeviceState[i]);
ok(caps.SystemWake == 0xffffffff, "got SystemWake %u\n", caps.SystemWake);
ok(caps.DeviceWake == 0xffffffff, "got DeviceWake %u\n", caps.DeviceWake);
ok(caps.D1Latency == 0xffffffff, "got D1Latency %u\n", caps.D1Latency);
ok(caps.D2Latency == 0xffffffff, "got D2Latency %u\n", caps.D2Latency);
ok(caps.D3Latency == 0xffffffff, "got D3Latency %u\n", caps.D3Latency);
}
static void test_bus_query_id(DEVICE_OBJECT *top_device)
{
IO_STACK_LOCATION *stack;
IO_STATUS_BLOCK io;
NTSTATUS ret;
KEVENT event;
IRP *irp;
KeInitializeEvent(&event, NotificationEvent, FALSE);
irp = IoBuildSynchronousFsdRequest(IRP_MJ_PNP, top_device, NULL, 0, NULL, &event, &io);
irp->IoStatus.Status = STATUS_NOT_SUPPORTED;
stack = IoGetNextIrpStackLocation(irp);
stack->MinorFunction = IRP_MN_QUERY_ID;
stack->Parameters.QueryId.IdType = BusQueryDeviceID;
ret = IoCallDriver(top_device, irp);
ok(ret == STATUS_SUCCESS, "got %#x\n", ret);
ok(io.Status == STATUS_SUCCESS, "got %#x\n", ret);
ok(!wcscmp((WCHAR *)io.Information, L"ROOT\\WINETEST"), "got id '%ls'\n", (WCHAR *)io.Information);
ExFreePool((WCHAR *)io.Information);
irp = IoBuildSynchronousFsdRequest(IRP_MJ_PNP, top_device, NULL, 0, NULL, &event, &io);
irp->IoStatus.Status = STATUS_NOT_SUPPORTED;
stack = IoGetNextIrpStackLocation(irp);
stack->MinorFunction = IRP_MN_QUERY_ID;
stack->Parameters.QueryId.IdType = BusQueryInstanceID;
ret = IoCallDriver(top_device, irp);
ok(ret == STATUS_SUCCESS, "got %#x\n", ret);
ok(io.Status == STATUS_SUCCESS, "got %#x\n", ret);
ok(!wcscmp((WCHAR *)io.Information, L"0"), "got id '%ls'\n", (WCHAR *)io.Information);
ExFreePool((WCHAR *)io.Information);
}
static void test_bus_query(void)
{
DEVICE_OBJECT *top_device;
top_device = IoGetAttachedDeviceReference(bus_pdo);
ok(top_device == bus_fdo, "wrong top device\n");
test_bus_query_caps(top_device);
test_bus_query_id(top_device);
ObDereferenceObject(top_device);
}
static NTSTATUS fdo_ioctl(IRP *irp, IO_STACK_LOCATION *stack, ULONG code)
{
switch (code)
{
case IOCTL_WINETEST_BUS_MAIN:
test_bus_query();
return STATUS_SUCCESS;
case IOCTL_WINETEST_BUS_REGISTER_IFACE:
return IoRegisterDeviceInterface(bus_pdo, &bus_class, NULL, &bus_symlink);
case IOCTL_WINETEST_BUS_ENABLE_IFACE:
IoSetDeviceInterfaceState(&bus_symlink, TRUE);
return STATUS_SUCCESS;
case IOCTL_WINETEST_BUS_DISABLE_IFACE:
IoSetDeviceInterfaceState(&bus_symlink, FALSE);
return STATUS_SUCCESS;
case IOCTL_WINETEST_BUS_ADD_CHILD:
{
DEVICE_OBJECT *device_obj;
UNICODE_STRING string;
struct device *device;
NTSTATUS status;
WCHAR name[30];
int id;
if (stack->Parameters.DeviceIoControl.InputBufferLength < sizeof(int))
return STATUS_BUFFER_TOO_SMALL;
id = *(int *)irp->AssociatedIrp.SystemBuffer;
swprintf(name, ARRAY_SIZE(name), L"\\Device\\winetest_pnp_%x", id);
RtlInitUnicodeString(&string, name);
status = IoCreateDevice(driver_obj, sizeof(*device), &string, FILE_DEVICE_UNKNOWN, 0, FALSE, &device_obj);
ok(!status, "Failed to create device, status %#x.\n", status);
device = device_obj->DeviceExtension;
memset(device, 0, sizeof(*device));
device->device_obj = device_obj;
device->id = id;
device->removed = FALSE;
ExAcquireFastMutex(&driver_lock);
list_add_tail(&device_list, &device->entry);
ExReleaseFastMutex(&driver_lock);
device_obj->Flags &= ~DO_DEVICE_INITIALIZING;
IoInvalidateDeviceRelations(bus_pdo, BusRelations);
return STATUS_SUCCESS;
}
case IOCTL_WINETEST_BUS_REMOVE_CHILD:
{
struct device *device;
int id;
if (stack->Parameters.DeviceIoControl.InputBufferLength < sizeof(int))
return STATUS_BUFFER_TOO_SMALL;
id = *(int *)irp->AssociatedIrp.SystemBuffer;
ExAcquireFastMutex(&driver_lock);
LIST_FOR_EACH_ENTRY(device, &device_list, struct device, entry)
{
if (device->id == id)
{
list_remove(&device->entry);
device->removed = TRUE;
break;
}
}
ExReleaseFastMutex(&driver_lock);
IoInvalidateDeviceRelations(bus_pdo, BusRelations);
/* The actual removal might be asynchronous; we can't test that the
* device is gone here. */
return STATUS_SUCCESS;
}
default:
ok(0, "Unexpected ioctl %#x.\n", code);
return STATUS_NOT_IMPLEMENTED;
}
}
static NTSTATUS pdo_ioctl(DEVICE_OBJECT *device_obj, IRP *irp, IO_STACK_LOCATION *stack, ULONG code)
{
struct device *device = device_obj->DeviceExtension;
switch (code)
{
case IOCTL_WINETEST_CHILD_GET_ID:
if (stack->Parameters.DeviceIoControl.OutputBufferLength < sizeof(int))
return STATUS_BUFFER_TOO_SMALL;
*(int *)irp->AssociatedIrp.SystemBuffer = device->id;
irp->IoStatus.Information = sizeof(device->id);
return STATUS_SUCCESS;
case IOCTL_WINETEST_CHILD_MARK_PENDING:
IoMarkIrpPending(irp);
irp_queue_push(&device->irp_queue, irp);
return STATUS_PENDING;
case IOCTL_WINETEST_CHILD_CHECK_REMOVED:
ok(remove_device_count == 0, "expected IRP_MN_REMOVE_DEVICE\n");
ok(surprise_removal_count == 1, "expected IRP_MN_SURPRISE_REMOVAL\n");
ok(query_remove_device_count == 0, "expected no IRP_MN_QUERY_REMOVE_DEVICE\n");
ok(cancel_remove_device_count == 0, "expected no IRP_MN_CANCEL_REMOVE_DEVICE\n");
remove_device_count = 0;
surprise_removal_count = 0;
query_remove_device_count = 0;
cancel_remove_device_count = 0;
return STATUS_SUCCESS;
default:
ok(0, "Unexpected ioctl %#x.\n", code);
return STATUS_NOT_IMPLEMENTED;
}
}
static NTSTATUS WINAPI driver_ioctl(DEVICE_OBJECT *device, IRP *irp)
{
IO_STACK_LOCATION *stack = IoGetCurrentIrpStackLocation(irp);
ULONG code = stack->Parameters.DeviceIoControl.IoControlCode;
NTSTATUS status = STATUS_NOT_IMPLEMENTED;
if (device == bus_fdo)
status = fdo_ioctl(irp, stack, code);
else
status = pdo_ioctl(device, irp, stack, code);
irp->IoStatus.Status = status;
if (status != STATUS_PENDING) IoCompleteRequest(irp, IO_NO_INCREMENT);
return status;
}
static NTSTATUS WINAPI driver_add_device(DRIVER_OBJECT *driver, DEVICE_OBJECT *pdo)
{
NTSTATUS ret;
if ((ret = IoCreateDevice(driver, 0, NULL, FILE_DEVICE_BUS_EXTENDER, 0, FALSE, &bus_fdo)))
return ret;
if ((ret = IoRegisterDeviceInterface(pdo, &control_class, NULL, &control_symlink)))
{
IoDeleteDevice(bus_fdo);
return ret;
}
IoAttachDeviceToDeviceStack(bus_fdo, pdo);
bus_pdo = pdo;
bus_fdo->Flags &= ~DO_DEVICE_INITIALIZING;
return STATUS_SUCCESS;
}
static NTSTATUS WINAPI driver_create(DEVICE_OBJECT *device, IRP *irp)
{
irp->IoStatus.Status = STATUS_SUCCESS;
IoCompleteRequest(irp, IO_NO_INCREMENT);
return STATUS_SUCCESS;
}
static NTSTATUS WINAPI driver_close(DEVICE_OBJECT *device, IRP *irp)
{
irp->IoStatus.Status = STATUS_SUCCESS;
IoCompleteRequest(irp, IO_NO_INCREMENT);
return STATUS_SUCCESS;
}
static void WINAPI driver_unload(DRIVER_OBJECT *driver)
{
winetest_cleanup();
}
NTSTATUS WINAPI DriverEntry(DRIVER_OBJECT *driver, UNICODE_STRING *registry)
{
NTSTATUS ret;
if ((ret = winetest_init()))
return ret;
driver->DriverExtension->AddDevice = driver_add_device;
driver->DriverUnload = driver_unload;
driver->MajorFunction[IRP_MJ_PNP] = driver_pnp;
driver->MajorFunction[IRP_MJ_POWER] = driver_power;
driver->MajorFunction[IRP_MJ_DEVICE_CONTROL] = driver_ioctl;
driver->MajorFunction[IRP_MJ_CREATE] = driver_create;
driver->MajorFunction[IRP_MJ_CLOSE] = driver_close;
driver_obj = driver;
ExInitializeFastMutex(&driver_lock);
return STATUS_SUCCESS;
}
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