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Sweden-Number/dlls/hidclass.sys/pnp.c

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/*
* WINE HID Pseudo-Plug and Play support
*
* Copyright 2015 Aric Stewart
*
* 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
*/
#define NONAMELESSUNION
#include <unistd.h>
#include <stdarg.h>
#include "hid.h"
#include "ddk/hidtypes.h"
#include "regstr.h"
#include "wine/debug.h"
#include "wine/unicode.h"
#include "wine/list.h"
WINE_DEFAULT_DEBUG_CHANNEL(hid);
static const WCHAR device_enumeratorW[] = {'H','I','D',0};
static const WCHAR separator_W[] = {'\\',0};
static const WCHAR device_deviceid_fmtW[] = {'%','s','\\',
'v','i','d','_','%','0','4','x','&','p','i','d','_','%', '0','4','x'};
static NTSTATUS WINAPI internalComplete(DEVICE_OBJECT *deviceObject, IRP *irp,
void *context )
{
SetEvent(irp->UserEvent);
return STATUS_MORE_PROCESSING_REQUIRED;
}
static NTSTATUS get_device_id(DEVICE_OBJECT *device, BUS_QUERY_ID_TYPE type, WCHAR **id)
{
NTSTATUS status;
IO_STACK_LOCATION *irpsp;
IO_STATUS_BLOCK irp_status;
HANDLE event;
IRP *irp;
irp = IoBuildSynchronousFsdRequest(IRP_MJ_PNP, device, NULL, 0, NULL, NULL, &irp_status);
if (irp == NULL)
return STATUS_NO_MEMORY;
irp->UserEvent = event = CreateEventA(NULL, FALSE, FALSE, NULL);
irpsp = IoGetNextIrpStackLocation(irp);
irpsp->MinorFunction = IRP_MN_QUERY_ID;
irpsp->Parameters.QueryId.IdType = type;
irpsp->CompletionRoutine = internalComplete;
irpsp->Control = SL_INVOKE_ON_SUCCESS | SL_INVOKE_ON_ERROR;
IoCallDriver(device, irp);
if (irp->IoStatus.u.Status == STATUS_PENDING)
WaitForSingleObject(event, INFINITE);
*id = (WCHAR*)irp->IoStatus.Information;
status = irp->IoStatus.u.Status;
IoCompleteRequest(irp, IO_NO_INCREMENT );
CloseHandle(event);
return status;
}
NTSTATUS WINAPI PNP_AddDevice(DRIVER_OBJECT *driver, DEVICE_OBJECT *PDO)
{
DEVICE_OBJECT *device = NULL;
NTSTATUS status;
minidriver *minidriver;
HID_DEVICE_ATTRIBUTES attr;
BASE_DEVICE_EXTENSION *ext = NULL;
HID_DESCRIPTOR descriptor;
BYTE *reportDescriptor;
INT i;
WCHAR *PDO_id;
WCHAR *id_ptr;
status = get_device_id(PDO, BusQueryInstanceID, &PDO_id);
if (status != STATUS_SUCCESS)
{
ERR("Failed to get PDO id(%x)\n",status);
return status;
}
TRACE("PDO add device(%p:%s)\n", PDO, debugstr_w(PDO_id));
minidriver = find_minidriver(driver);
status = HID_CreateDevice(PDO, &minidriver->minidriver, &device);
if (status != STATUS_SUCCESS)
{
ERR("Failed to create HID object (%x)\n",status);
HeapFree(GetProcessHeap(), 0, PDO_id);
return status;
}
ext = device->DeviceExtension;
InitializeListHead(&ext->irp_queue);
TRACE("Created device %p\n",device);
status = minidriver->AddDevice(minidriver->minidriver.DriverObject, device);
if (status != STATUS_SUCCESS)
{
ERR("Minidriver AddDevice failed (%x)\n",status);
HeapFree(GetProcessHeap(), 0, PDO_id);
HID_DeleteDevice(&minidriver->minidriver, device);
return status;
}
status = call_minidriver(IOCTL_HID_GET_DEVICE_ATTRIBUTES, device,
NULL, 0, &attr, sizeof(attr));
if (status != STATUS_SUCCESS)
{
ERR("Minidriver failed to get Attributes(%x)\n",status);
HID_DeleteDevice(&minidriver->minidriver, device);
HeapFree(GetProcessHeap(), 0, PDO_id);
return status;
}
ext->information.VendorID = attr.VendorID;
ext->information.ProductID = attr.ProductID;
ext->information.VersionNumber = attr.VersionNumber;
ext->information.Polled = minidriver->minidriver.DevicesArePolled;
status = call_minidriver(IOCTL_HID_GET_DEVICE_DESCRIPTOR, device, NULL, 0,
&descriptor, sizeof(descriptor));
if (status != STATUS_SUCCESS)
{
ERR("Cannot get Device Descriptor(%x)\n",status);
HID_DeleteDevice(&minidriver->minidriver, device);
HeapFree(GetProcessHeap(), 0, PDO_id);
return status;
}
for (i = 0; i < descriptor.bNumDescriptors; i++)
if (descriptor.DescriptorList[i].bReportType == HID_REPORT_DESCRIPTOR_TYPE)
break;
if (i >= descriptor.bNumDescriptors)
{
ERR("No Report Descriptor found in reply\n");
HID_DeleteDevice(&minidriver->minidriver, device);
HeapFree(GetProcessHeap(), 0, PDO_id);
return status;
}
reportDescriptor = HeapAlloc(GetProcessHeap(), 0, descriptor.DescriptorList[i].wReportLength);
status = call_minidriver(IOCTL_HID_GET_REPORT_DESCRIPTOR, device, NULL, 0,
reportDescriptor, descriptor.DescriptorList[i].wReportLength);
if (status != STATUS_SUCCESS)
{
ERR("Cannot get Report Descriptor(%x)\n",status);
HID_DeleteDevice(&minidriver->minidriver, device);
HeapFree(GetProcessHeap(), 0, reportDescriptor);
HeapFree(GetProcessHeap(), 0, PDO_id);
return status;
}
ext->preparseData = ParseDescriptor(reportDescriptor, descriptor.DescriptorList[0].wReportLength);
HeapFree(GetProcessHeap(), 0, reportDescriptor);
if (!ext->preparseData)
{
ERR("Cannot parse Report Descriptor\n");
HID_DeleteDevice(&minidriver->minidriver, device);
HeapFree(GetProcessHeap(), 0, PDO_id);
return STATUS_NOT_SUPPORTED;
}
ext->information.DescriptorSize = ext->preparseData->dwSize;
lstrcpyW(ext->instance_id, device_enumeratorW);
strcatW(ext->instance_id, separator_W);
/* Skip the original enumerator */
id_ptr = strchrW(PDO_id, '\\');
id_ptr++;
strcatW(ext->instance_id, id_ptr);
HeapFree(GetProcessHeap(), 0, PDO_id);
sprintfW(ext->device_id, device_deviceid_fmtW, device_enumeratorW, ext->information.VendorID, ext->information.ProductID);
HID_LinkDevice(device);
ext->poll_interval = DEFAULT_POLL_INTERVAL;
ext->ring_buffer = RingBuffer_Create(sizeof(HID_XFER_PACKET) + ext->preparseData->caps.InputReportByteLength);
HID_StartDeviceThread(device);
return STATUS_SUCCESS;
}
NTSTATUS WINAPI HID_PNP_Dispatch(DEVICE_OBJECT *device, IRP *irp)
{
NTSTATUS rc = STATUS_NOT_SUPPORTED;
IO_STACK_LOCATION *irpsp = IoGetCurrentIrpStackLocation(irp);
minidriver *minidriver = find_minidriver(device->DriverObject);
TRACE("%p, %p\n", device, irp);
switch(irpsp->MinorFunction)
{
case IRP_MN_QUERY_ID:
{
BASE_DEVICE_EXTENSION *ext = device->DeviceExtension;
WCHAR *id = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WCHAR)*REGSTR_VAL_MAX_HCID_LEN);
TRACE("IRP_MN_QUERY_ID[%i]\n", irpsp->Parameters.QueryId.IdType);
switch (irpsp->Parameters.QueryId.IdType)
{
case BusQueryHardwareIDs:
case BusQueryCompatibleIDs:
{
WCHAR *ptr;
ptr = id;
/* Instance ID */
strcpyW(ptr, ext->instance_id);
ptr += lstrlenW(ext->instance_id) + 1;
/* Device ID */
strcpyW(ptr, ext->device_id);
ptr += lstrlenW(ext->device_id) + 1;
/* Bus ID */
strcpyW(ptr, device_enumeratorW);
ptr += lstrlenW(device_enumeratorW) + 1;
*ptr = 0;
irp->IoStatus.Information = (ULONG_PTR)id;
rc = STATUS_SUCCESS;
break;
}
case BusQueryDeviceID:
strcpyW(id, ext->device_id);
irp->IoStatus.Information = (ULONG_PTR)id;
rc = STATUS_SUCCESS;
break;
case BusQueryInstanceID:
strcpyW(id, ext->instance_id);
irp->IoStatus.Information = (ULONG_PTR)id;
rc = STATUS_SUCCESS;
break;
case BusQueryDeviceSerialNumber:
FIXME("BusQueryDeviceSerialNumber not implemented\n");
HeapFree(GetProcessHeap(), 0, id);
break;
}
break;
}
case IRP_MN_REMOVE_DEVICE:
{
HID_DeleteDevice(&minidriver->minidriver, device);
minidriver->PNPDispatch(device, irp);
break;
}
default:
{
/* Forward IRP to the minidriver */
return minidriver->PNPDispatch(device, irp);
}
}
irp->IoStatus.u.Status = rc;
IoCompleteRequest( irp, IO_NO_INCREMENT );
return rc;
}
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