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Removed unnecessary interfaces

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This commit is contained in:
Benjamin Höglinger-Stelzer
2020-05-18 20:18:17 +02:00
parent 64ca258915
commit 2dbf948fdb
2 changed files with 3 additions and 109 deletions
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83
sys/XusbPdo.cpp
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@@ -29,9 +29,6 @@
#include "XusbPdo.tmh"
#define NTSTRSAFE_LIB
#include <ntstrsafe.h>
#include <wdmguid.h>
#include "busenum.h"
@@ -154,87 +151,13 @@ NTSTATUS ViGEm::Bus::Targets::EmulationTargetXUSB::PdoPrepareDevice(PWDFDEVICE_I
NTSTATUS ViGEm::Bus::Targets::EmulationTargetXUSB::PdoPrepareHardware()
{
NTSTATUS status;
WDF_QUERY_INTERFACE_CONFIG ifaceCfg;
INTERFACE dummyIface;
dummyIface.Size = sizeof(INTERFACE);
dummyIface.Version = 1;
dummyIface.Context = static_cast<PVOID>(this->_PdoDevice);
dummyIface.InterfaceReference = WdfDeviceInterfaceReferenceNoOp;
dummyIface.InterfaceDereference = WdfDeviceInterfaceDereferenceNoOp;
/* XUSB.sys will query for the following three "dummy" interfaces
* BUT WONT USE IT so we just expose them to satisfy initialization. (TODO: Check if still valid!)
*/
// Dummy PNP_LOCATION
WDF_QUERY_INTERFACE_CONFIG_INIT(
&ifaceCfg,
static_cast<PINTERFACE>(&dummyIface),
&GUID_PNP_LOCATION_INTERFACE,
nullptr
);
NTSTATUS status = WdfDeviceAddQueryInterface(this->_PdoDevice, &ifaceCfg);
if (!NT_SUCCESS(status))
{
TraceEvents(TRACE_LEVEL_ERROR,
TRACE_XUSB,
"Couldn't register PNP_LOCATION dummy interface %!GUID! (WdfDeviceAddQueryInterface failed with status %!STATUS!)",
&GUID_PNP_LOCATION_INTERFACE,
status);
return status;
}
// Dummy D3COLD_SUPPORT
WDF_QUERY_INTERFACE_CONFIG_INIT(
&ifaceCfg,
static_cast<PINTERFACE>(&dummyIface),
&GUID_D3COLD_SUPPORT_INTERFACE,
nullptr
);
status = WdfDeviceAddQueryInterface(this->_PdoDevice, &ifaceCfg);
if (!NT_SUCCESS(status))
{
TraceEvents(TRACE_LEVEL_ERROR,
TRACE_XUSB,
"Couldn't register D3COLD_SUPPORT dummy interface %!GUID! (WdfDeviceAddQueryInterface failed with status %!STATUS!)",
&GUID_D3COLD_SUPPORT_INTERFACE,
status);
return status;
}
// Dummy REENUMERATE_SELF_INTERFACE_STANDARD
WDF_QUERY_INTERFACE_CONFIG_INIT(
&ifaceCfg,
static_cast<PINTERFACE>(&dummyIface),
&GUID_REENUMERATE_SELF_INTERFACE_STANDARD,
nullptr
);
status = WdfDeviceAddQueryInterface(this->_PdoDevice, &ifaceCfg);
if (!NT_SUCCESS(status))
{
TraceEvents(TRACE_LEVEL_ERROR,
TRACE_XUSB,
"Couldn't register REENUM_SELF_STD dummy interface %!GUID! (WdfDeviceAddQueryInterface failed with status %!STATUS!)",
&GUID_REENUMERATE_SELF_INTERFACE_STANDARD,
status);
return status;
}
//
// Expose USB_BUS_INTERFACE_USBDI_GUID
//
// This interface actually IS used
USB_BUS_INTERFACE_USBDI_V1 xusbInterface;
xusbInterface.Size = sizeof(USB_BUS_INTERFACE_USBDI_V1);