Files
ViGEmBus/sys/xgip.c
2018-05-12 15:33:23 -04:00

407 lines
14 KiB
C

/*
MIT License
Copyright (c) 2016 Benjamin "Nefarius" Höglinger
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
#include "busenum.h"
#include "xgip.tmh"
NTSTATUS Xgip_PreparePdo(PWDFDEVICE_INIT DeviceInit, PUNICODE_STRING DeviceId, PUNICODE_STRING DeviceDescription)
{
NTSTATUS status;
UNICODE_STRING buffer;
// prepare device description
status = RtlUnicodeStringInit(DeviceDescription, L"Virtual Xbox One Controller");
if (!NT_SUCCESS(status))
return status;
// Set hardware IDs
RtlUnicodeStringInit(&buffer, L"USB\\VID_0E6F&PID_0139&REV_0650");
status = WdfPdoInitAddHardwareID(DeviceInit, &buffer);
if (!NT_SUCCESS(status))
return status;
RtlUnicodeStringCopy(DeviceId, &buffer);
RtlUnicodeStringInit(&buffer, L"USB\\VID_0E6F&PID_0139");
status = WdfPdoInitAddHardwareID(DeviceInit, &buffer);
if (!NT_SUCCESS(status))
return status;
// Set compatible IDs
RtlUnicodeStringInit(&buffer, L"USB\\MS_COMP_XGIP10");
status = WdfPdoInitAddCompatibleID(DeviceInit, &buffer);
if (!NT_SUCCESS(status))
return status;
RtlUnicodeStringInit(&buffer, L"USB\\Class_FF&SubClass_47&Prot_D0");
status = WdfPdoInitAddCompatibleID(DeviceInit, &buffer);
if (!NT_SUCCESS(status))
return status;
RtlUnicodeStringInit(&buffer, L"USB\\Class_FF&SubClass_47");
status = WdfPdoInitAddCompatibleID(DeviceInit, &buffer);
if (!NT_SUCCESS(status))
return status;
RtlUnicodeStringInit(&buffer, L"USB\\Class_FF");
status = WdfPdoInitAddCompatibleID(DeviceInit, &buffer);
if (!NT_SUCCESS(status))
return status;
return STATUS_SUCCESS;
}
NTSTATUS Xgip_PrepareHardware(WDFDEVICE Device)
{
NTSTATUS status;
WDF_QUERY_INTERFACE_CONFIG ifaceCfg;
// Expose USB_BUS_INTERFACE_USBDI_GUID
USB_BUS_INTERFACE_USBDI_V1 xgipInterface;
xgipInterface.Size = sizeof(USB_BUS_INTERFACE_USBDI_V1);
xgipInterface.Version = USB_BUSIF_USBDI_VERSION_1;
xgipInterface.BusContext = (PVOID)Device;
xgipInterface.InterfaceReference = WdfDeviceInterfaceReferenceNoOp;
xgipInterface.InterfaceDereference = WdfDeviceInterfaceDereferenceNoOp;
xgipInterface.SubmitIsoOutUrb = UsbPdo_SubmitIsoOutUrb;
xgipInterface.GetUSBDIVersion = UsbPdo_GetUSBDIVersion;
xgipInterface.QueryBusTime = UsbPdo_QueryBusTime;
xgipInterface.QueryBusInformation = UsbPdo_QueryBusInformation;
xgipInterface.IsDeviceHighSpeed = UsbPdo_IsDeviceHighSpeed;
WDF_QUERY_INTERFACE_CONFIG_INIT(&ifaceCfg, (PINTERFACE)&xgipInterface, &USB_BUS_INTERFACE_USBDI_GUID, NULL);
status = WdfDeviceAddQueryInterface(Device, &ifaceCfg);
if (!NT_SUCCESS(status))
{
TraceEvents(TRACE_LEVEL_ERROR, TRACE_XGIP, "WdfDeviceAddQueryInterface failed with status %!STATUS!", status);
return status;
}
// Default button states
UCHAR DefaultReport[XGIP_REPORT_SIZE] =
{
0x20, 0x00, 0x10, 0x0e, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0xa3, 0xfd, 0xed, 0x05, 0x5b, 0x03,
0x6f, 0x02
};
RtlCopyBytes(XgipGetData(Device)->Report, DefaultReport, XGIP_REPORT_SIZE);
return STATUS_SUCCESS;
}
NTSTATUS Xgip_AssignPdoContext(WDFDEVICE Device)
{
NTSTATUS status;
PXGIP_DEVICE_DATA xgip = XgipGetData(Device);
TraceEvents(TRACE_LEVEL_VERBOSE, TRACE_XGIP, "Initializing XGIP context...");
RtlZeroMemory(xgip, sizeof(XGIP_DEVICE_DATA));
// Set fixed report id
xgip->Report[0] = 0x20;
xgip->Report[3] = 0x0E;
// I/O Queue for pending IRPs
WDF_IO_QUEUE_CONFIG pendingUsbQueueConfig, notificationsQueueConfig;
// Create and assign queue for incoming interrupt transfer
WDF_IO_QUEUE_CONFIG_INIT(&pendingUsbQueueConfig, WdfIoQueueDispatchManual);
status = WdfIoQueueCreate(Device, &pendingUsbQueueConfig, WDF_NO_OBJECT_ATTRIBUTES, &xgip->PendingUsbInRequests);
if (!NT_SUCCESS(status))
{
TraceEvents(TRACE_LEVEL_ERROR, TRACE_XGIP, "WdfIoQueueCreate failed with status %!STATUS!", status);
return status;
}
// Create and assign queue for user-land notification requests
WDF_IO_QUEUE_CONFIG_INIT(&notificationsQueueConfig, WdfIoQueueDispatchManual);
status = WdfIoQueueCreate(Device, &notificationsQueueConfig, WDF_NO_OBJECT_ATTRIBUTES, &xgip->PendingNotificationRequests);
if (!NT_SUCCESS(status))
{
TraceEvents(TRACE_LEVEL_ERROR, TRACE_XGIP, "WdfIoQueueCreate failed with status %!STATUS!", status);
return status;
}
WDF_OBJECT_ATTRIBUTES collectionAttribs;
WDF_OBJECT_ATTRIBUTES_INIT(&collectionAttribs);
collectionAttribs.ParentObject = Device;
status = WdfCollectionCreate(&collectionAttribs, &xgip->XboxgipSysInitCollection);
if (!NT_SUCCESS(status))
{
TraceEvents(TRACE_LEVEL_ERROR, TRACE_XGIP, "WdfCollectionCreate failed with status %!STATUS!", status);
return status;
}
// Initialize periodic timer
WDF_TIMER_CONFIG timerConfig;
WDF_TIMER_CONFIG_INIT_PERIODIC(&timerConfig, Xgip_SysInitTimerFunc, XGIP_SYS_INIT_PERIOD);
// Timer object attributes
WDF_OBJECT_ATTRIBUTES timerAttribs;
WDF_OBJECT_ATTRIBUTES_INIT(&timerAttribs);
// PDO is parent
timerAttribs.ParentObject = Device;
// Create timer
status = WdfTimerCreate(&timerConfig, &timerAttribs, &xgip->XboxgipSysInitTimer);
if (!NT_SUCCESS(status))
{
TraceEvents(TRACE_LEVEL_ERROR, TRACE_XGIP, "WdfTimerCreate failed with status %!STATUS!", status);
return status;
}
return STATUS_SUCCESS;
}
VOID Xgip_GetConfigurationDescriptorType(PUCHAR Buffer, ULONG Length)
{
UCHAR XgipDescriptorData[XGIP_DESCRIPTOR_SIZE] =
{
0x09, // bLength
0x02, // bDescriptorType (Configuration)
0x40, 0x00, // wTotalLength 64
0x02, // bNumInterfaces 2
0x01, // bConfigurationValue
0x00, // iConfiguration (String Index)
0xC0, // bmAttributes
0xFA, // bMaxPower 500mA
0x09, // bLength
0x04, // bDescriptorType (Interface)
0x00, // bInterfaceNumber 0
0x00, // bAlternateSetting
0x02, // bNumEndpoints 2
0xFF, // bInterfaceClass
0x47, // bInterfaceSubClass
0xD0, // bInterfaceProtocol
0x00, // iInterface (String Index)
0x07, // bLength
0x05, // bDescriptorType (Endpoint)
0x81, // bEndpointAddress (IN/D2H)
0x03, // bmAttributes (Interrupt)
0x40, 0x00, // wMaxPacketSize 64
0x04, // bInterval 4 (unit depends on device speed)
0x07, // bLength
0x05, // bDescriptorType (Endpoint)
0x01, // bEndpointAddress (OUT/H2D)
0x03, // bmAttributes (Interrupt)
0x40, 0x00, // wMaxPacketSize 64
0x04, // bInterval 4 (unit depends on device speed)
0x09, // bLength
0x04, // bDescriptorType (Interface)
0x01, // bInterfaceNumber 1
0x00, // bAlternateSetting
0x00, // bNumEndpoints 0
0xFF, // bInterfaceClass
0x47, // bInterfaceSubClass
0xD0, // bInterfaceProtocol
0x00, // iInterface (String Index)
0x09, // bLength
0x04, // bDescriptorType (Interface)
0x01, // bInterfaceNumber 1
0x01, // bAlternateSetting
0x02, // bNumEndpoints 2
0xFF, // bInterfaceClass
0x47, // bInterfaceSubClass
0xD0, // bInterfaceProtocol
0x00, // iInterface (String Index)
0x07, // bLength
0x05, // bDescriptorType (Endpoint)
0x02, // bEndpointAddress (OUT/H2D)
0x01, // bmAttributes (Isochronous, No Sync, Data EP)
0xE0, 0x00, // wMaxPacketSize 224
0x01, // bInterval 1 (unit depends on device speed)
0x07, // bLength
0x05, // bDescriptorType (Endpoint)
0x83, // bEndpointAddress (IN/D2H)
0x01, // bmAttributes (Isochronous, No Sync, Data EP)
0x80, 0x00, // wMaxPacketSize 128
0x01, // bInterval 1 (unit depends on device speed)
// 64 bytes
// best guess: USB Standard Descriptor
};
RtlCopyBytes(Buffer, XgipDescriptorData, Length);
}
VOID Xgip_GetDeviceDescriptorType(PUSB_DEVICE_DESCRIPTOR pDescriptor, PPDO_DEVICE_DATA pCommon)
{
pDescriptor->bLength = 0x12;
pDescriptor->bDescriptorType = USB_DEVICE_DESCRIPTOR_TYPE;
pDescriptor->bcdUSB = 0x0200; // USB v2.0
pDescriptor->bDeviceClass = 0xFF;
pDescriptor->bDeviceSubClass = 0x47;
pDescriptor->bDeviceProtocol = 0xD0;
pDescriptor->bMaxPacketSize0 = 0x40;
pDescriptor->idVendor = pCommon->VendorId;
pDescriptor->idProduct = pCommon->ProductId;
pDescriptor->bcdDevice = 0x0650;
pDescriptor->iManufacturer = 0x01;
pDescriptor->iProduct = 0x02;
pDescriptor->iSerialNumber = 0x03;
pDescriptor->bNumConfigurations = 0x01;
}
VOID Xgip_SelectConfiguration(PUSBD_INTERFACE_INFORMATION pInfo)
{
TraceEvents(TRACE_LEVEL_INFORMATION, TRACE_XGIP, ">> >> >> URB_FUNCTION_SELECT_CONFIGURATION: Length %d, Interface %d, Alternate %d, Pipes %d",
(int)pInfo->Length,
(int)pInfo->InterfaceNumber,
(int)pInfo->AlternateSetting,
pInfo->NumberOfPipes);
pInfo->Class = 0xFF;
pInfo->SubClass = 0x47;
pInfo->Protocol = 0xD0;
pInfo->InterfaceHandle = (USBD_INTERFACE_HANDLE)0xFFFF0000;
pInfo->Pipes[0].MaximumTransferSize = 0x00400000;
pInfo->Pipes[0].MaximumPacketSize = 0x40;
pInfo->Pipes[0].EndpointAddress = 0x81;
pInfo->Pipes[0].Interval = 0x04;
pInfo->Pipes[0].PipeType = UsbdPipeTypeInterrupt;
pInfo->Pipes[0].PipeHandle = (USBD_PIPE_HANDLE)0xFFFF0081;
pInfo->Pipes[0].PipeFlags = 0x00;
pInfo->Pipes[1].MaximumTransferSize = 0x00400000;
pInfo->Pipes[1].MaximumPacketSize = 0x40;
pInfo->Pipes[1].EndpointAddress = 0x01;
pInfo->Pipes[1].Interval = 0x04;
pInfo->Pipes[1].PipeType = UsbdPipeTypeInterrupt;
pInfo->Pipes[1].PipeHandle = (USBD_PIPE_HANDLE)0xFFFF0001;
pInfo->Pipes[1].PipeFlags = 0x00;
pInfo = (PUSBD_INTERFACE_INFORMATION)((PCHAR)pInfo + pInfo->Length);
TraceEvents(TRACE_LEVEL_INFORMATION, TRACE_XGIP, ">> >> >> URB_FUNCTION_SELECT_CONFIGURATION: Length %d, Interface %d, Alternate %d, Pipes %d",
(int)pInfo->Length,
(int)pInfo->InterfaceNumber,
(int)pInfo->AlternateSetting,
pInfo->NumberOfPipes);
pInfo->Class = 0xFF;
pInfo->SubClass = 0x47;
pInfo->Protocol = 0xD0;
pInfo->InterfaceHandle = (USBD_INTERFACE_HANDLE)0xFFFF0000;
}
VOID Xgip_SysInitTimerFunc(
_In_ WDFTIMER Timer
)
{
NTSTATUS status;
WDFDEVICE hChild;
PXGIP_DEVICE_DATA xgip;
WDFREQUEST usbRequest;
PIRP pendingIrp;
PIO_STACK_LOCATION irpStack;
WDFMEMORY mem;
hChild = WdfTimerGetParentObject(Timer);
xgip = XgipGetData(hChild);
if (xgip == NULL) return;
// Is TRUE when collection is filled up
if (xgip->XboxgipSysInitReady)
{
TraceEvents(TRACE_LEVEL_VERBOSE, TRACE_XGIP, "XBOXGIP ready, completing requests...");
// Get pending IN request
status = WdfIoQueueRetrieveNextRequest(xgip->PendingUsbInRequests, &usbRequest);
if (NT_SUCCESS(status))
{
TraceEvents(TRACE_LEVEL_VERBOSE, TRACE_XGIP, "Request found");
// Get top memory object
mem = (WDFMEMORY)WdfCollectionGetFirstItem(xgip->XboxgipSysInitCollection);
// Get pending IRP
pendingIrp = WdfRequestWdmGetIrp(usbRequest);
irpStack = IoGetCurrentIrpStackLocation(pendingIrp);
// Get USB request block
PURB urb = (PURB)irpStack->Parameters.Others.Argument1;
// Get buffer size and content
size_t size;
PUCHAR Buffer = WdfMemoryGetBuffer(mem, &size);
// Assign buffer size and content to URB
urb->UrbBulkOrInterruptTransfer.TransferBufferLength = (ULONG)size;
RtlCopyBytes(urb->UrbBulkOrInterruptTransfer.TransferBuffer, Buffer, size);
TraceEvents(TRACE_LEVEL_INFORMATION, TRACE_XGIP, "[%X] Buffer length: %d",
((PUCHAR)urb->UrbBulkOrInterruptTransfer.TransferBuffer)[0],
urb->UrbBulkOrInterruptTransfer.TransferBufferLength);
// Complete pending request
WdfRequestComplete(usbRequest, status);
// Free memory from collection
WdfCollectionRemoveItem(xgip->XboxgipSysInitCollection, 0);
WdfObjectDelete(mem);
}
// Stop timer when collection is purged
if (WdfCollectionGetCount(xgip->XboxgipSysInitCollection) == 0)
{
TraceEvents(TRACE_LEVEL_VERBOSE, TRACE_XGIP, "Collection finished");
WdfTimerStop(xgip->XboxgipSysInitTimer, FALSE);
}
}
}