/* helper function for direct input, gets called for each connected joystick */
static BOOL CALLBACK
EnumJoysticksCallback(const DIDEVICEINSTANCE * pdidInstance, VOID * pContext)
{
const Uint16 BUS_USB = 0x03;
const Uint16 BUS_BLUETOOTH = 0x05;
JoyStick_DeviceData *pNewJoystick;
JoyStick_DeviceData *pPrevJoystick = NULL;
const DWORD devtype = (pdidInstance->dwDevType & 0xFF);
Uint16 *guid16;
if (devtype == DI8DEVTYPE_SUPPLEMENTAL) {
/* Add any supplemental devices that should be ignored here */
#define MAKE_TABLE_ENTRY(VID, PID) ((((DWORD)PID)<<16)|VID)
static DWORD ignored_devices[] = {
MAKE_TABLE_ENTRY(0, 0)
};
#undef MAKE_TABLE_ENTRY
unsigned int i;
for (i = 0; i < SDL_arraysize(ignored_devices); ++i) {
if (pdidInstance->guidProduct.Data1 == ignored_devices[i]) {
return DIENUM_CONTINUE;
}
}
}
if (SDL_IsXInputDevice(&pdidInstance->guidProduct)) {
return DIENUM_CONTINUE; /* ignore XInput devices here, keep going. */
}
pNewJoystick = *(JoyStick_DeviceData **)pContext;
while (pNewJoystick) {
if (!SDL_memcmp(&pNewJoystick->dxdevice.guidInstance, &pdidInstance->guidInstance, sizeof(pNewJoystick->dxdevice.guidInstance))) {
/* if we are replacing the front of the list then update it */
if (pNewJoystick == *(JoyStick_DeviceData **)pContext) {
*(JoyStick_DeviceData **)pContext = pNewJoystick->pNext;
} else if (pPrevJoystick) {
pPrevJoystick->pNext = pNewJoystick->pNext;
}
pNewJoystick->pNext = SYS_Joystick;
SYS_Joystick = pNewJoystick;
return DIENUM_CONTINUE; /* already have this joystick loaded, just keep going */
}
pPrevJoystick = pNewJoystick;
pNewJoystick = pNewJoystick->pNext;
}
pNewJoystick = (JoyStick_DeviceData *)SDL_malloc(sizeof(JoyStick_DeviceData));
if (!pNewJoystick) {
return DIENUM_CONTINUE; /* better luck next time? */
}
SDL_zerop(pNewJoystick);
pNewJoystick->joystickname = WIN_StringToUTF8(pdidInstance->tszProductName);
if (!pNewJoystick->joystickname) {
SDL_free(pNewJoystick);
return DIENUM_CONTINUE; /* better luck next time? */
}
SDL_memcpy(&(pNewJoystick->dxdevice), pdidInstance,
sizeof(DIDEVICEINSTANCE));
SDL_memset(pNewJoystick->guid.data, 0, sizeof(pNewJoystick->guid.data));
guid16 = (Uint16 *)pNewJoystick->guid.data;
if (SDL_memcmp(&pdidInstance->guidProduct.Data4[2], "PIDVID", 6) == 0) {
*guid16++ = SDL_SwapLE16(BUS_USB);
*guid16++ = 0;
*guid16++ = SDL_SwapLE16((Uint16)LOWORD(pdidInstance->guidProduct.Data1)); /* vendor */
*guid16++ = 0;
*guid16++ = SDL_SwapLE16((Uint16)HIWORD(pdidInstance->guidProduct.Data1)); /* product */
*guid16++ = 0;
*guid16++ = 0; /* version */
*guid16++ = 0;
} else {
*guid16++ = SDL_SwapLE16(BUS_BLUETOOTH);
*guid16++ = 0;
SDL_strlcpy((char*)guid16, pNewJoystick->joystickname, sizeof(pNewJoystick->guid.data) - 4);
}
if (SDL_IsGameControllerNameAndGUID(pNewJoystick->joystickname, pNewJoystick->guid) &&
SDL_ShouldIgnoreGameController(pNewJoystick->joystickname, pNewJoystick->guid)) {
SDL_free(pNewJoystick);
return DIENUM_CONTINUE;
}
SDL_SYS_AddJoystickDevice(pNewJoystick);
return DIENUM_CONTINUE; /* get next device, please */
}
static void
AddXInputDevice(Uint8 userid, BYTE SubType, JoyStick_DeviceData **pContext)
{
JoyStick_DeviceData *pPrevJoystick = NULL;
JoyStick_DeviceData *pNewJoystick = *pContext;
if (SDL_XInputUseOldJoystickMapping() && SubType != XINPUT_DEVSUBTYPE_GAMEPAD)
return;
if (SubType == XINPUT_DEVSUBTYPE_UNKNOWN)
return;
while (pNewJoystick) {
if (pNewJoystick->bXInputDevice && (pNewJoystick->XInputUserId == userid) && (pNewJoystick->SubType == SubType)) {
/* if we are replacing the front of the list then update it */
if (pNewJoystick == *pContext) {
*pContext = pNewJoystick->pNext;
} else if (pPrevJoystick) {
pPrevJoystick->pNext = pNewJoystick->pNext;
}
pNewJoystick->pNext = SYS_Joystick;
SYS_Joystick = pNewJoystick;
return; /* already in the list. */
}
pPrevJoystick = pNewJoystick;
pNewJoystick = pNewJoystick->pNext;
}
pNewJoystick = (JoyStick_DeviceData *)SDL_malloc(sizeof(JoyStick_DeviceData));
if (!pNewJoystick) {
return; /* better luck next time? */
}
SDL_zerop(pNewJoystick);
pNewJoystick->joystickname = GetXInputName(userid, SubType);
if (!pNewJoystick->joystickname) {
SDL_free(pNewJoystick);
return; /* better luck next time? */
}
pNewJoystick->bXInputDevice = SDL_TRUE;
if (SDL_XInputUseOldJoystickMapping()) {
SDL_zero(pNewJoystick->guid);
} else {
const Uint16 BUS_USB = 0x03;
Uint16 vendor = 0;
Uint16 product = 0;
Uint16 version = 0;
Uint16 *guid16 = (Uint16 *)pNewJoystick->guid.data;
GuessXInputDevice(userid, &vendor, &product, &version);
*guid16++ = SDL_SwapLE16(BUS_USB);
*guid16++ = 0;
*guid16++ = SDL_SwapLE16(vendor);
*guid16++ = 0;
*guid16++ = SDL_SwapLE16(product);
*guid16++ = 0;
*guid16++ = SDL_SwapLE16(version);
*guid16++ = 0;
/* Note that this is an XInput device and what subtype it is */
pNewJoystick->guid.data[14] = 'x';
pNewJoystick->guid.data[15] = SubType;
}
pNewJoystick->SubType = SubType;
pNewJoystick->XInputUserId = userid;
if (SDL_ShouldIgnoreGameController(pNewJoystick->joystickname, pNewJoystick->guid)) {
SDL_free(pNewJoystick);
return;
}
SDL_SYS_AddJoystickDevice(pNewJoystick);
}
static int
IsJoystick(int fd, char *namebuf, const size_t namebuflen, SDL_JoystickGUID *guid)
{
/* This list is taken from:
https://raw.githubusercontent.com/denilsonsa/udev-joystick-blacklist/master/generate_rules.py
*/
static Uint32 joystick_blacklist[] = {
/* Microsoft Microsoft Wireless Optical Desktop® 2.10 */
/* Microsoft Wireless Desktop - Comfort Edition */
MAKE_VIDPID(0x045e, 0x009d),
/* Microsoft Microsoft® Digital Media Pro Keyboard */
/* Microsoft Corp. Digital Media Pro Keyboard */
MAKE_VIDPID(0x045e, 0x00b0),
/* Microsoft Microsoft® Digital Media Keyboard */
/* Microsoft Corp. Digital Media Keyboard 1.0A */
MAKE_VIDPID(0x045e, 0x00b4),
/* Microsoft Microsoft® Digital Media Keyboard 3000 */
MAKE_VIDPID(0x045e, 0x0730),
/* Microsoft Microsoft® 2.4GHz Transceiver v6.0 */
/* Microsoft Microsoft® 2.4GHz Transceiver v8.0 */
/* Microsoft Corp. Nano Transceiver v1.0 for Bluetooth */
/* Microsoft Wireless Mobile Mouse 1000 */
/* Microsoft Wireless Desktop 3000 */
MAKE_VIDPID(0x045e, 0x0745),
/* Microsoft® SideWinder(TM) 2.4GHz Transceiver */
MAKE_VIDPID(0x045e, 0x0748),
/* Microsoft Corp. Wired Keyboard 600 */
MAKE_VIDPID(0x045e, 0x0750),
/* Microsoft Corp. Sidewinder X4 keyboard */
MAKE_VIDPID(0x045e, 0x0768),
/* Microsoft Corp. Arc Touch Mouse Transceiver */
MAKE_VIDPID(0x045e, 0x0773),
/* Microsoft® 2.4GHz Transceiver v9.0 */
/* Microsoft® Nano Transceiver v2.1 */
/* Microsoft Sculpt Ergonomic Keyboard (5KV-00001) */
MAKE_VIDPID(0x045e, 0x07a5),
/* Microsoft® Nano Transceiver v1.0 */
/* Microsoft Wireless Keyboard 800 */
MAKE_VIDPID(0x045e, 0x07b2),
/* Microsoft® Nano Transceiver v2.0 */
MAKE_VIDPID(0x045e, 0x0800),
/* List of Wacom devices at: http://linuxwacom.sourceforge.net/wiki/index.php/Device_IDs */
MAKE_VIDPID(0x056a, 0x0010), /* Wacom ET-0405 Graphire */
MAKE_VIDPID(0x056a, 0x0011), /* Wacom ET-0405A Graphire2 (4x5) */
MAKE_VIDPID(0x056a, 0x0012), /* Wacom ET-0507A Graphire2 (5x7) */
MAKE_VIDPID(0x056a, 0x0013), /* Wacom CTE-430 Graphire3 (4x5) */
MAKE_VIDPID(0x056a, 0x0014), /* Wacom CTE-630 Graphire3 (6x8) */
MAKE_VIDPID(0x056a, 0x0015), /* Wacom CTE-440 Graphire4 (4x5) */
MAKE_VIDPID(0x056a, 0x0016), /* Wacom CTE-640 Graphire4 (6x8) */
MAKE_VIDPID(0x056a, 0x0017), /* Wacom CTE-450 Bamboo Fun (4x5) */
MAKE_VIDPID(0x056a, 0x0016), /* Wacom CTE-640 Graphire 4 6x8 */
MAKE_VIDPID(0x056a, 0x0017), /* Wacom CTE-450 Bamboo Fun 4x5 */
MAKE_VIDPID(0x056a, 0x0018), /* Wacom CTE-650 Bamboo Fun 6x8 */
MAKE_VIDPID(0x056a, 0x0019), /* Wacom CTE-631 Bamboo One */
MAKE_VIDPID(0x056a, 0x00d1), /* Wacom Bamboo Pen and Touch CTH-460 */
MAKE_VIDPID(0x09da, 0x054f), /* A4 Tech Co., G7 750 mouse */
MAKE_VIDPID(0x09da, 0x3043), /* A4 Tech Co., Ltd Bloody R8A Gaming Mouse */
MAKE_VIDPID(0x09da, 0x31b5), /* A4 Tech Co., Ltd Bloody TL80 Terminator Laser Gaming Mouse */
MAKE_VIDPID(0x09da, 0x3997), /* A4 Tech Co., Ltd Bloody RT7 Terminator Wireless */
MAKE_VIDPID(0x09da, 0x3f8b), /* A4 Tech Co., Ltd Bloody V8 mouse */
MAKE_VIDPID(0x09da, 0x51f4), /* Modecom MC-5006 Keyboard */
MAKE_VIDPID(0x09da, 0x5589), /* A4 Tech Co., Ltd Terminator TL9 Laser Gaming Mouse */
MAKE_VIDPID(0x09da, 0x7b22), /* A4 Tech Co., Ltd Bloody V5 */
MAKE_VIDPID(0x09da, 0x7f2d), /* A4 Tech Co., Ltd Bloody R3 mouse */
MAKE_VIDPID(0x09da, 0x8090), /* A4 Tech Co., Ltd X-718BK Oscar Optical Gaming Mouse */
MAKE_VIDPID(0x09da, 0x9066), /* A4 Tech Co., Sharkoon Fireglider Optical */
MAKE_VIDPID(0x09da, 0x9090), /* A4 Tech Co., Ltd XL-730K / XL-750BK / XL-755BK Laser Mouse */
MAKE_VIDPID(0x09da, 0x90c0), /* A4 Tech Co., Ltd X7 G800V keyboard */
MAKE_VIDPID(0x09da, 0xf012), /* A4 Tech Co., Ltd Bloody V7 mouse */
MAKE_VIDPID(0x09da, 0xf32a), /* A4 Tech Co., Ltd Bloody B540 keyboard */
MAKE_VIDPID(0x09da, 0xf613), /* A4 Tech Co., Ltd Bloody V2 mouse */
MAKE_VIDPID(0x09da, 0xf624), /* A4 Tech Co., Ltd Bloody B120 Keyboard */
MAKE_VIDPID(0x1d57, 0xad03), /* [T3] 2.4GHz and IR Air Mouse Remote Control */
MAKE_VIDPID(0x1e7d, 0x2e4a), /* Roccat Tyon Mouse */
MAKE_VIDPID(0x20a0, 0x422d), /* Winkeyless.kr Keyboards */
MAKE_VIDPID(0x2516, 0x001f), /* Cooler Master Storm Mizar Mouse */
MAKE_VIDPID(0x2516, 0x0028), /* Cooler Master Storm Alcor Mouse */
};
struct input_id inpid;
int i;
Uint32 id;
Uint16 *guid16 = (Uint16 *)guid->data;
#if !SDL_USE_LIBUDEV
/* When udev is enabled we only get joystick devices here, so there's no need to test them */
unsigned long evbit[NBITS(EV_MAX)] = { 0 };
unsigned long keybit[NBITS(KEY_MAX)] = { 0 };
unsigned long absbit[NBITS(ABS_MAX)] = { 0 };
if ((ioctl(fd, EVIOCGBIT(0, sizeof(evbit)), evbit) < 0) ||
(ioctl(fd, EVIOCGBIT(EV_KEY, sizeof(keybit)), keybit) < 0) ||
(ioctl(fd, EVIOCGBIT(EV_ABS, sizeof(absbit)), absbit) < 0)) {
return (0);
}
if (!(test_bit(EV_KEY, evbit) && test_bit(EV_ABS, evbit) &&
test_bit(ABS_X, absbit) && test_bit(ABS_Y, absbit))) {
return 0;
}
#endif
if (ioctl(fd, EVIOCGNAME(namebuflen), namebuf) < 0) {
return 0;
}
if (ioctl(fd, EVIOCGID, &inpid) < 0) {
return 0;
}
/* Check the joystick blacklist */
id = MAKE_VIDPID(inpid.vendor, inpid.product);
for (i = 0; i < SDL_arraysize(joystick_blacklist); ++i) {
if (id == joystick_blacklist[i]) {
return 0;
}
}
#ifdef DEBUG_JOYSTICK
printf("Joystick: %s, bustype = %d, vendor = 0x%.4x, product = 0x%.4x, version = %d\n", namebuf, inpid.bustype, inpid.vendor, inpid.product, inpid.version);
#endif
SDL_memset(guid->data, 0, sizeof(guid->data));
/* We only need 16 bits for each of these; space them out to fill 128. */
/* Byteswap so devices get same GUID on little/big endian platforms. */
*guid16++ = SDL_SwapLE16(inpid.bustype);
*guid16++ = 0;
if (inpid.vendor && inpid.product) {
*guid16++ = SDL_SwapLE16(inpid.vendor);
*guid16++ = 0;
*guid16++ = SDL_SwapLE16(inpid.product);
*guid16++ = 0;
*guid16++ = SDL_SwapLE16(inpid.version);
*guid16++ = 0;
} else {
SDL_strlcpy((char*)guid16, namebuf, sizeof(guid->data) - 4);
}
if (SDL_IsGameControllerNameAndGUID(namebuf, *guid) &&
SDL_ShouldIgnoreGameController(namebuf, *guid)) {
return 0;
}
return 1;
}
static void
JoystickDeviceWasAddedCallback(void *ctx, IOReturn res, void *sender, IOHIDDeviceRef ioHIDDeviceObject)
{
recDevice *device;
int device_index = 0;
io_service_t ioservice;
if (res != kIOReturnSuccess) {
return;
}
if (JoystickAlreadyKnown(ioHIDDeviceObject)) {
return; /* IOKit sent us a duplicate. */
}
device = (recDevice *) SDL_calloc(1, sizeof(recDevice));
if (!device) {
SDL_OutOfMemory();
return;
}
if (!GetDeviceInfo(ioHIDDeviceObject, device)) {
SDL_free(device);
return; /* not a device we care about, probably. */
}
if (SDL_IsGameControllerNameAndGUID(device->product, device->guid) &&
SDL_ShouldIgnoreGameController(device->product, device->guid)) {
SDL_free(device);
return;
}
/* Get notified when this device is disconnected. */
IOHIDDeviceRegisterRemovalCallback(ioHIDDeviceObject, JoystickDeviceWasRemovedCallback, device);
IOHIDDeviceScheduleWithRunLoop(ioHIDDeviceObject, CFRunLoopGetCurrent(), SDL_JOYSTICK_RUNLOOP_MODE);
/* Allocate an instance ID for this device */
device->instance_id = ++s_joystick_instance_id;
/* We have to do some storage of the io_service_t for SDL_HapticOpenFromJoystick */
ioservice = IOHIDDeviceGetService(ioHIDDeviceObject);
#if SDL_HAPTIC_IOKIT
if ((ioservice) && (FFIsForceFeedback(ioservice) == FF_OK)) {
device->ffservice = ioservice;
MacHaptic_MaybeAddDevice(ioservice);
}
#endif
/* Add device to the end of the list */
if ( !gpDeviceList ) {
gpDeviceList = device;
} else {
recDevice *curdevice;
curdevice = gpDeviceList;
while ( curdevice->pNext ) {
++device_index;
curdevice = curdevice->pNext;
}
curdevice->pNext = device;
++device_index; /* bump by one since we counted by pNext. */
}
SDL_PrivateJoystickAdded(device_index);
}
