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Implemented IOCTL_XUSB_GET_USER_INDEX

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This commit is contained in:
Benjamin Höglinger-Stelzer
2020-05-12 17:02:34 +02:00
parent a51dc81252
commit 359dfe52fe
5 changed files with 316 additions and 272 deletions
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55
sys/XusbPdo.cpp
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@@ -38,8 +38,8 @@
PCWSTR ViGEm::Bus::Targets::EmulationTargetXUSB::_deviceDescription = L"Virtual Xbox 360 Controller";
ViGEm::Bus::Targets::EmulationTargetXUSB::EmulationTargetXUSB(ULONG Serial, LONG SessionId, USHORT VendorId,
USHORT ProductId) : EmulationTargetPDO(
Serial, SessionId, VendorId, ProductId)
USHORT ProductId) : EmulationTargetPDO(
Serial, SessionId, VendorId, ProductId)
{
_TargetType = Xbox360Wired;
_UsbConfigurationDescriptionSize = XUSB_DESCRIPTOR_SIZE;
@@ -952,22 +952,22 @@ NTSTATUS ViGEm::Bus::Targets::EmulationTargetXUSB::UsbControlTransfer(PURB Urb)
{
NTSTATUS status;
PUCHAR blobBuffer;
switch (Urb->UrbControlTransfer.SetupPacket[6])
{
case 0x04:
blobBuffer = static_cast<PUCHAR>(WdfMemoryGetBuffer(this->_InterruptBlobStorage, nullptr));
//
// Xenon magic
//
RtlCopyMemory(
Urb->UrbControlTransfer.TransferBuffer,
&blobBuffer[XUSB_BLOB_07_OFFSET],
0x04
);
status = STATUS_SUCCESS;
blobBuffer = static_cast<PUCHAR>(WdfMemoryGetBuffer(this->_InterruptBlobStorage, nullptr));
//
// Xenon magic
//
RtlCopyMemory(
Urb->UrbControlTransfer.TransferBuffer,
&blobBuffer[XUSB_BLOB_07_OFFSET],
0x04
);
status = STATUS_SUCCESS;
break;
case 0x14:
//
@@ -994,14 +994,14 @@ NTSTATUS ViGEm::Bus::Targets::EmulationTargetXUSB::UsbControlTransfer(PURB Urb)
NTSTATUS ViGEm::Bus::Targets::EmulationTargetXUSB::SubmitReportImpl(PVOID NewReport)
{
TraceDbg(TRACE_BUSENUM, "%!FUNC! Entry");
NTSTATUS status = STATUS_SUCCESS;
BOOLEAN changed;
WDFREQUEST usbRequest;
changed = (RtlCompareMemory(&this->_Packet.Report,
&static_cast<PXUSB_SUBMIT_REPORT>(NewReport)->Report,
sizeof(XUSB_REPORT)) != sizeof(XUSB_REPORT));
&static_cast<PXUSB_SUBMIT_REPORT>(NewReport)->Report,
sizeof(XUSB_REPORT)) != sizeof(XUSB_REPORT));
// Don't waste pending IRP if input hasn't changed
if (!changed)
@@ -1042,6 +1042,25 @@ NTSTATUS ViGEm::Bus::Targets::EmulationTargetXUSB::SubmitReportImpl(PVOID NewRep
WdfRequestComplete(usbRequest, status);
TraceDbg(TRACE_BUSENUM, "%!FUNC! Exit with status %!STATUS!", status);
return status;
}
NTSTATUS ViGEm::Bus::Targets::EmulationTargetXUSB::GetUserIndex(PULONG UserIndex) const
{
if (!this->IsOwnerProcess())
return STATUS_ACCESS_DENIED;
if (!UserIndex)
return STATUS_INVALID_PARAMETER;
if (this->_LedNumber >= 0)
{
*UserIndex = static_cast<ULONG>(this->_LedNumber);
return STATUS_SUCCESS;
}
// If the index is negative at this stage, we've exceeded XUSER_MAX_COUNT
// and need to fail this request with a distinct status.
return STATUS_INVALID_DEVICE_OBJECT_PARAMETER;
}