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Implemented new DS4 output report feature

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This commit is contained in:
Benjamin Höglinger-Stelzer
2022-08-06 16:37:45 +02:00
parent 11603f6b13
commit 7d81cf3d76
7 changed files with 101 additions and 76 deletions
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85
sys/Ds4Pdo.cpp
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@@ -144,7 +144,7 @@ NTSTATUS ViGEm::Bus::Targets::EmulationTargetDS4::PdoPrepareDevice(PWDFDEVICE_IN
status);
return status;
}
return STATUS_SUCCESS;
}
@@ -342,9 +342,9 @@ NTSTATUS ViGEm::Bus::Targets::EmulationTargetDS4::PdoInitContext()
WdfRegistryClose(keyDS);
WdfRegistryClose(keyTargets);
WdfRegistryClose(keyParams);
} while (FALSE);
return status;
}
@@ -1021,10 +1021,21 @@ NTSTATUS ViGEm::Bus::Targets::EmulationTargetDS4::UsbBulkOrInterruptTransfer(_UR
static_cast<PUCHAR>(pTransfer->TransferBuffer) + DS4_OUTPUT_BUFFER_OFFSET,
DS4_OUTPUT_BUFFER_LENGTH);
this->_AwaitOutputCache.Size = sizeof(DS4_AWAIT_OUTPUT);
this->_AwaitOutputCache.SerialNo = this->_SerialNo;
RtlCopyMemory(
this->_AwaitOutputCache.Report.Buffer,
pTransfer->TransferBuffer,
pTransfer->TransferBufferLength <= sizeof(DS4_OUTPUT_BUFFER)
? pTransfer->TransferBufferLength
: sizeof(DS4_OUTPUT_BUFFER)
);
if (!NT_SUCCESS(status = DMF_NotifyUserWithRequestMultiple_DataBroadcast(
this->_OutputReportNotify,
pTransfer->TransferBuffer,
sizeof(DS4_AWAIT_OUTPUT_BUFFER),
&this->_AwaitOutputCache,
sizeof(DS4_AWAIT_OUTPUT),
STATUS_SUCCESS
)))
{
@@ -1035,6 +1046,7 @@ NTSTATUS ViGEm::Bus::Targets::EmulationTargetDS4::UsbBulkOrInterruptTransfer(_UR
);
}
if (NT_SUCCESS(WdfIoQueueRetrieveNextRequest(
this->_PendingNotificationRequests,
&notifyRequest)))
@@ -1341,63 +1353,12 @@ VOID ViGEm::Bus::Targets::EmulationTargetDS4::PendingUsbRequestsTimerFunc(
TraceVerbose(TRACE_DS4, "%!FUNC! Exit with status %!STATUS!", status);
}
VOID ViGEm::Bus::Targets::EmulationTargetDS4::EvtUserNotifyRequestComplete(
_In_ DMFMODULE DmfModule,
_In_ WDFREQUEST Request,
_In_opt_ ULONG_PTR Context,
_In_ NTSTATUS NtStatus
)
{
UNREFERENCED_PARAMETER(DmfModule);
FuncEntry(TRACE_DS4);
PDS4_AWAIT_OUTPUT pNotify = NULL;
size_t bufLen = 0;
const auto pBuffer = reinterpret_cast<PUCHAR>(Context);
if (NT_SUCCESS(WdfRequestRetrieveOutputBuffer(
Request,
sizeof(DS4_AWAIT_OUTPUT),
reinterpret_cast<PVOID*>(&pNotify),
&bufLen
)))
{
RtlCopyMemory(pNotify->Report.Buffer, pBuffer, sizeof(DS4_AWAIT_OUTPUT_BUFFER));
WdfRequestSetInformation(Request, sizeof(DS4_AWAIT_OUTPUT));
}
WdfRequestComplete(Request, NtStatus);
FuncExitNoReturn(TRACE_DS4);
}
NTSTATUS ViGEm::Bus::Targets::EmulationTargetDS4::OutputReportRequestProcess(WDFREQUEST Request) const
{
return DMF_NotifyUserWithRequestMultiple_RequestProcess(
this->_OutputReportNotify,
Request
);
}
VOID ViGEm::Bus::Targets::EmulationTargetDS4::DmfDeviceModulesAdd(_In_ PDMFMODULE_INIT DmfModuleInit)
{
DMF_CONFIG_NotifyUserWithRequestMultiple notifyConfig;
DMF_MODULE_ATTRIBUTES moduleAttributes;
DMF_CONFIG_NotifyUserWithRequestMultiple_AND_ATTRIBUTES_INIT(&notifyConfig, &moduleAttributes);
notifyConfig.MaximumNumberOfPendingRequests = 64 * 2;
notifyConfig.SizeOfDataBuffer = sizeof(DS4_AWAIT_OUTPUT_BUFFER);
notifyConfig.MaximumNumberOfPendingDataBuffers = 64;
notifyConfig.ModeType.Modes.ReplayLastMessageToNewClients = TRUE;
notifyConfig.CompletionCallback = EvtUserNotifyRequestComplete;
DMF_DmfModuleAdd(
DmfModuleInit,
&moduleAttributes,
WDF_NO_OBJECT_ATTRIBUTES,
&this->_OutputReportNotify
);
UNREFERENCED_PARAMETER(DmfModuleInit);
}
VOID ViGEm::Bus::Targets::EmulationTargetDS4::SetOutputReportNotifyModule(DMFMODULE Module)
{
this->_OutputReportNotify = Module;
}