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Improved XInput VID/PID detection and added SDL_wcsstr() and SDL_wcsncmp()

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This commit is contained in:
Sam Lantinga
2019-11-20 16:42:50 -08:00
parent eb8f14bb6a
commit 650964461e
8 changed files with 254 additions and 78 deletions
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173
src/joystick/windows/SDL_dinputjoystick.c
View File

@@ -235,45 +235,150 @@ SetDIerror(const char *function, HRESULT 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 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;
SDL_zero(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_StringToUTF8(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
SDL_IsXInputDevice(const GUID* pGuidProductFromDirectInput)
{
static GUID IID_ValveStreamingGamepad = { MAKELONG(0x28DE, 0x11FF), 0x0000, 0x0000, { 0x00, 0x00, 0x50, 0x49, 0x44, 0x56, 0x49, 0x44 } };
static GUID IID_X360WiredGamepad = { MAKELONG(0x045E, 0x02A1), 0x0000, 0x0000, { 0x00, 0x00, 0x50, 0x49, 0x44, 0x56, 0x49, 0x44 } };
static GUID IID_X360WirelessGamepad = { MAKELONG(0x045E, 0x028E), 0x0000, 0x0000, { 0x00, 0x00, 0x50, 0x49, 0x44, 0x56, 0x49, 0x44 } };
static GUID IID_XOneWiredGamepad = { MAKELONG(0x045E, 0x02FF), 0x0000, 0x0000, { 0x00, 0x00, 0x50, 0x49, 0x44, 0x56, 0x49, 0x44 } };
static GUID IID_XOneWirelessGamepad = { MAKELONG(0x045E, 0x02DD), 0x0000, 0x0000, { 0x00, 0x00, 0x50, 0x49, 0x44, 0x56, 0x49, 0x44 } };
static GUID IID_XOneNewWirelessGamepad = { MAKELONG(0x045E, 0x02D1), 0x0000, 0x0000, { 0x00, 0x00, 0x50, 0x49, 0x44, 0x56, 0x49, 0x44 } };
static GUID IID_XOneSWirelessGamepad = { MAKELONG(0x045E, 0x02EA), 0x0000, 0x0000, { 0x00, 0x00, 0x50, 0x49, 0x44, 0x56, 0x49, 0x44 } };
static GUID IID_XOneSBluetoothGamepad = { MAKELONG(0x045E, 0x02E0), 0x0000, 0x0000, { 0x00, 0x00, 0x50, 0x49, 0x44, 0x56, 0x49, 0x44 } };
static GUID IID_XOneEliteWirelessGamepad = { MAKELONG(0x045E, 0x02E3), 0x0000, 0x0000, { 0x00, 0x00, 0x50, 0x49, 0x44, 0x56, 0x49, 0x44 } };
UINT i;
static const GUID *s_XInputProductGUID[] = {
&IID_ValveStreamingGamepad,
&IID_X360WiredGamepad, /* Microsoft's wired X360 controller for Windows. */
&IID_X360WirelessGamepad, /* Microsoft's wireless X360 controller for Windows. */
&IID_XOneWiredGamepad, /* Microsoft's wired Xbox One controller for Windows. */
&IID_XOneWirelessGamepad, /* Microsoft's wireless Xbox One controller for Windows. */
&IID_XOneNewWirelessGamepad, /* Microsoft's updated wireless Xbox One controller (w/ 3.5 mm jack) for Windows. */
&IID_XOneSWirelessGamepad, /* Microsoft's wireless Xbox One S controller for Windows. */
&IID_XOneSBluetoothGamepad, /* Microsoft's Bluetooth Xbox One S controller for Windows. */
&IID_XOneEliteWirelessGamepad /* Microsoft's wireless Xbox One Elite controller for Windows. */
};
if (!SDL_XINPUT_Enabled()) {
return SDL_FALSE;
}
size_t iDevice;
UINT i;
if (!SDL_XINPUT_Enabled()) {
return SDL_FALSE;
}
/* Check for well known XInput device GUIDs */
/* This lets us skip RAWINPUT for popular devices. Also, we need to do this for the Valve Streaming Gamepad because it's virtualized and doesn't show up in the device list. */
for (iDevice = 0; iDevice < SDL_arraysize(s_XInputProductGUID); ++iDevice) {
if (SDL_memcmp(pGuidProductFromDirectInput, s_XInputProductGUID[iDevice], sizeof(GUID)) == 0) {
return SDL_TRUE;
}
}
if (SDL_memcmp(&pGuidProductFromDirectInput->Data4[2], "PIDVID", 6) == 0) {
Uint16 vendor_id = (Uint16)LOWORD(pGuidProductFromDirectInput->Data1);
Uint16 product_id = (Uint16)HIWORD(pGuidProductFromDirectInput->Data1);
if (SDL_IsJoystickXbox360(vendor_id, product_id) || SDL_IsJoystickXboxOne(vendor_id, product_id) ||
(vendor_id == 0x28DE && product_id == 0x11FF)) {
return SDL_TRUE;
}
}
/* Go through RAWINPUT (WinXP and later) to find HID devices. */
/* Cache this if we end up using it. */

89
src/joystick/windows/SDL_xinputjoystick.c
View File

@@ -26,6 +26,7 @@
#include "SDL_assert.h"
#include "SDL_hints.h"
#include "SDL_log.h"
#include "SDL_timer.h"
#include "SDL_windowsjoystick_c.h"
#include "SDL_xinputjoystick_c.h"
@@ -138,6 +139,28 @@ GuessXInputDevice(Uint8 userid, Uint16 *pVID, Uint16 *pPID, Uint16 *pVersion)
return; /* oh well. */
}
/* First see if we have a cached entry for this index */
if (s_arrXInputDevicePath[userid]) {
for (i = 0; i < device_count; i++) {
RID_DEVICE_INFO rdi;
char devName[128];
UINT rdiSize = sizeof(rdi);
UINT nameSize = SDL_arraysize(devName);
rdi.cbSize = sizeof(rdi);
if (devices[i].dwType == RIM_TYPEHID &&
GetRawInputDeviceInfoA(devices[i].hDevice, RIDI_DEVICEINFO, &rdi, &rdiSize) != (UINT)-1 &&
GetRawInputDeviceInfoA(devices[i].hDevice, RIDI_DEVICENAME, devName, &nameSize) != (UINT)-1) {
if (SDL_strcmp(devName, s_arrXInputDevicePath[userid]) == 0) {
*pVID = (Uint16)rdi.hid.dwVendorId;
*pPID = (Uint16)rdi.hid.dwProductId;
*pVersion = (Uint16)rdi.hid.dwVersionNumber;
return;
}
}
}
}
for (i = 0; i < device_count; i++) {
RID_DEVICE_INFO rdi;
char devName[128];
@@ -145,44 +168,50 @@ GuessXInputDevice(Uint8 userid, Uint16 *pVID, Uint16 *pPID, Uint16 *pVersion)
UINT nameSize = SDL_arraysize(devName);
rdi.cbSize = sizeof(rdi);
if ((devices[i].dwType == RIM_TYPEHID) &&
(GetRawInputDeviceInfoA(devices[i].hDevice, RIDI_DEVICEINFO, &rdi, &rdiSize) != ((UINT)-1)) &&
(GetRawInputDeviceInfoA(devices[i].hDevice, RIDI_DEVICENAME, devName, &nameSize) != ((UINT)-1)) &&
(SDL_strstr(devName, "IG_") != NULL)) {
SDL_bool found = SDL_FALSE;
for (j = 0; j < SDL_arraysize(s_arrXInputDevicePath); ++j) {
if (j == userid) {
if (devices[i].dwType == RIM_TYPEHID &&
GetRawInputDeviceInfoA(devices[i].hDevice, RIDI_DEVICEINFO, &rdi, &rdiSize) != (UINT)-1 &&
GetRawInputDeviceInfoA(devices[i].hDevice, RIDI_DEVICENAME, devName, &nameSize) != (UINT)-1) {
#ifdef DEBUG_JOYSTICK
SDL_Log("Raw input device: VID = 0x%x, PID = 0x%x, %s\n", rdi.hid.dwVendorId, rdi.hid.dwProductId, devName);
#endif
if (SDL_strstr(devName, "IG_") != NULL) {
SDL_bool found = SDL_FALSE;
for (j = 0; j < SDL_arraysize(s_arrXInputDevicePath); ++j) {
if (!s_arrXInputDevicePath[j]) {
continue;
}
if (SDL_strcmp(devName, s_arrXInputDevicePath[j]) == 0) {
found = SDL_TRUE;
break;
}
}
if (found) {
/* We already have this device in our XInput device list */
continue;
}
if (!s_arrXInputDevicePath[j]) {
continue;
}
if (SDL_strcmp(devName, s_arrXInputDevicePath[j]) == 0) {
found = SDL_TRUE;
break;
}
}
if (found) {
/* We already have this device in our XInput device list */
continue;
}
/* We don't actually know if this is the right device for this
* userid, but we'll record it so we'll at least be consistent
* when the raw device list changes.
*/
*pVID = (Uint16)rdi.hid.dwVendorId;
*pPID = (Uint16)rdi.hid.dwProductId;
*pVersion = (Uint16)rdi.hid.dwVersionNumber;
if (s_arrXInputDevicePath[userid]) {
SDL_free(s_arrXInputDevicePath[userid]);
/* We don't actually know if this is the right device for this
* userid, but we'll record it so we'll at least be consistent
* when the raw device list changes.
*/
*pVID = (Uint16)rdi.hid.dwVendorId;
*pPID = (Uint16)rdi.hid.dwProductId;
*pVersion = (Uint16)rdi.hid.dwVersionNumber;
if (s_arrXInputDevicePath[userid]) {
SDL_free(s_arrXInputDevicePath[userid]);
}
s_arrXInputDevicePath[userid] = SDL_strdup(devName);
return;
}
s_arrXInputDevicePath[userid] = SDL_strdup(devName);
break;
}
}
SDL_free(devices);
#endif /* ifndef __WINRT__ */
/* The device wasn't in the raw HID device list, it's probably Bluetooth */
*pVID = 0x045e; /* Microsoft */
*pPID = 0x02fd; /* XBox One S Bluetooth */
*pVersion = 0;
}
static void

55
src/stdlib/SDL_string.c
View File

@@ -421,17 +421,6 @@ SDL_strlen(const char *string)
#endif /* HAVE_STRLEN */
}
wchar_t *
SDL_wcsdup(const wchar_t *string)
{
size_t len = ((SDL_wcslen(string) + 1) * sizeof(wchar_t));
wchar_t *newstr = (wchar_t *)SDL_malloc(len);
if (newstr) {
SDL_memcpy(newstr, string, len);
}
return newstr;
}
size_t
SDL_wcslen(const wchar_t * string)
{
@@ -477,6 +466,34 @@ SDL_wcslcat(SDL_INOUT_Z_CAP(maxlen) wchar_t *dst, const wchar_t *src, size_t max
#endif /* HAVE_WCSLCAT */
}
wchar_t *
SDL_wcsdup(const wchar_t *string)
{
size_t len = ((SDL_wcslen(string) + 1) * sizeof(wchar_t));
wchar_t *newstr = (wchar_t *)SDL_malloc(len);
if (newstr) {
SDL_memcpy(newstr, string, len);
}
return newstr;
}
wchar_t *
SDL_wcsstr(const wchar_t *haystack, const wchar_t *needle)
{
#if defined(HAVE_WCSSTR)
return SDL_const_cast(wchar_t*,wcsstr(haystack, needle));
#else
size_t length = SDL_wcslen(needle);
while (*haystack) {
if (SDL_wcsncmp(haystack, needle, length) == 0) {
return (wchar_t *)haystack;
}
++haystack;
}
return NULL;
#endif /* HAVE_WCSSTR */
}
int
SDL_wcscmp(const wchar_t *str1, const wchar_t *str2)
{
@@ -493,6 +510,22 @@ SDL_wcscmp(const wchar_t *str1, const wchar_t *str2)
#endif /* HAVE_WCSCMP */
}
int
SDL_wcsncmp(const wchar_t *str1, const wchar_t *str2, size_t maxlen)
{
#if defined(HAVE_WCSNCMP)
return wcsncmp(str1, str2, maxlen);
#else
while (*str1 && *str2) {
if (*str1 != *str2)
break;
++str1;
++str2;
}
return (int)(*str1 - *str2);
#endif /* HAVE_WCSNCMP */
}
size_t
SDL_strlcpy(SDL_OUT_Z_CAP(maxlen) char *dst, const char *src, size_t maxlen)
{