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Remove outdated and not used WIN_IsXInputDevice code

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Dimitriy Ryazantcev 2021-02-26 15:33:41 +02:00 committed by Sam Lantinga
parent 0e62926ec5
commit adc2d362ba
1 changed files with 0 additions and 138 deletions
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138
src/joystick/windows/SDL_dinputjoystick.c
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@ -235,144 +235,6 @@ SetDIerror(const char *function, HRESULT code)
return SDL_SetError("%s() DirectX error 0x%8.8lx", function, code); return SDL_SetError("%s() DirectX error 0x%8.8lx", function, code);
} }
#if 0 /* Microsoft recommended implementation, but slower than checking raw devices */
#define COBJMACROS
#include <wbemidl.h>
#include <oleauto.h>
static const IID CLSID_WbemLocator = { 0x4590f811, 0x1d3a, 0x11d0,{ 0x89, 0x1f, 0x00, 0xaa, 0x00, 0x4b, 0x2e, 0x24 } };
static const IID IID_IWbemLocator = { 0xdc12a687, 0x737f, 0x11cf,{ 0x88, 0x4d, 0x00, 0xaa, 0x00, 0x4b, 0x2e, 0x24 } };
static SDL_bool
WIN_IsXInputDevice(const TCHAR *name, const GUID* pGuidProductFromDirectInput)
{
IWbemLocator* pIWbemLocator = NULL;
IEnumWbemClassObject* pEnumDevices = NULL;
IWbemClassObject* pDevices[20];
IWbemServices* pIWbemServices = NULL;
BSTR bstrNamespace = NULL;
BSTR bstrDeviceID = NULL;
BSTR bstrClassName = NULL;
DWORD uReturned = 0;
SDL_bool bIsXinputDevice = SDL_FALSE;
UINT iDevice = 0;
VARIANT var;
HRESULT hr;
if (!SDL_XINPUT_Enabled()) {
return SDL_FALSE;
}
if (SDL_tcsstr(name, TEXT(" XINPUT ")) != NULL) {
/* This is a duplicate interface for a controller that will show up with XInput,
e.g. Xbox One Elite Series 2 in Bluetooth mode.
*/
return SDL_TRUE;
}
SDL_zeroa(pDevices);
// Create WMI
hr = CoCreateInstance(&CLSID_WbemLocator,
NULL,
CLSCTX_INPROC_SERVER,
&IID_IWbemLocator,
(LPVOID*)&pIWbemLocator);
if (FAILED(hr) || pIWbemLocator == NULL)
goto LCleanup;
bstrNamespace = SysAllocString(L"\\\\.\\root\\cimv2"); if (bstrNamespace == NULL) goto LCleanup;
bstrClassName = SysAllocString(L"Win32_PNPEntity"); if (bstrClassName == NULL) goto LCleanup;
bstrDeviceID = SysAllocString(L"DeviceID"); if (bstrDeviceID == NULL) goto LCleanup;
// Connect to WMI
hr = IWbemLocator_ConnectServer(pIWbemLocator, bstrNamespace, NULL, NULL, 0L,
0L, NULL, NULL, &pIWbemServices);
if (FAILED(hr) || pIWbemServices == NULL) {
goto LCleanup;
}
// Switch security level to IMPERSONATE.
CoSetProxyBlanket((IUnknown *)pIWbemServices, RPC_C_AUTHN_WINNT, RPC_C_AUTHZ_NONE, NULL,
RPC_C_AUTHN_LEVEL_CALL, RPC_C_IMP_LEVEL_IMPERSONATE, NULL, EOAC_NONE);
hr = IWbemServices_CreateInstanceEnum(pIWbemServices, bstrClassName, 0, NULL, &pEnumDevices);
if (FAILED(hr) || pEnumDevices == NULL)
goto LCleanup;
// Loop over all devices
for (;;) {
// Get 20 at a time
hr = IEnumWbemClassObject_Next(pEnumDevices, 10000, SDL_arraysize(pDevices), pDevices, &uReturned);
if (FAILED(hr)) {
goto LCleanup;
}
if (uReturned == 0) {
break;
}
for (iDevice = 0; iDevice < uReturned; iDevice++) {
// For each device, get its device ID
hr = IWbemClassObject_Get(pDevices[iDevice], bstrDeviceID, 0L, &var, NULL, NULL);
if (SUCCEEDED(hr) && var.vt == VT_BSTR && var.bstrVal != NULL) {
// Check if the device ID contains "IG_". If it does, then it's an XInput device
// This information can not be found from DirectInput
if (SDL_wcsstr(var.bstrVal, L"IG_")) {
char *bstrVal = WIN_StringToUTF8W(var.bstrVal);
// If it does, then get the VID/PID from var.bstrVal
DWORD dwPid = 0, dwVid = 0, dwVidPid;
const char *strVid, *strPid;
strVid = SDL_strstr(bstrVal, "VID_");
if (strVid && SDL_sscanf(strVid, "VID_%4X", &dwVid) != 1)
dwVid = 0;
strPid = SDL_strstr(bstrVal, "PID_");
if (strPid && SDL_sscanf(strPid, "PID_%4X", &dwPid) != 1)
dwPid = 0;
SDL_free(bstrVal);
// Compare the VID/PID to the DInput device
dwVidPid = MAKELONG(dwVid, dwPid);
if (dwVidPid == pGuidProductFromDirectInput->Data1) {
bIsXinputDevice = SDL_TRUE;
goto LCleanup;
}
}
}
IWbemClassObject_Release(pDevices[iDevice]);
}
}
LCleanup:
if (bstrNamespace) {
SysFreeString(bstrNamespace);
}
if (bstrDeviceID) {
SysFreeString(bstrDeviceID);
}
if (bstrClassName) {
SysFreeString(bstrClassName);
}
for (iDevice = 0; iDevice < SDL_arraysize(pDevices); iDevice++) {
if (pDevices[iDevice]) {
IWbemClassObject_Release(pDevices[iDevice]);
}
}
if (pEnumDevices) {
IEnumWbemClassObject_Release(pEnumDevices);
}
if (pIWbemLocator) {
IWbemLocator_Release(pIWbemLocator);
}
if (pIWbemServices) {
IWbemServices_Release(pIWbemServices);
}
return bIsXinputDevice;
}
#endif /* 0 */
static SDL_bool static SDL_bool
SDL_IsXInputDevice(const TCHAR *name, const GUID* pGuidProductFromDirectInput) SDL_IsXInputDevice(const TCHAR *name, const GUID* pGuidProductFromDirectInput)
{ {