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#include "gamepad.h"
#include "common/io.h"
#include "common/mallocHelper.h"
#include "common/windows/unicode.h"
#include <windows.h>
#include <hidsdi.h>
static const char* detectKnownDeviceName(uint32_t vendorId, uint32_t productId) {
switch (vendorId) {
// Nintendo
case 0x057E: {
switch (productId) {
case 0x2006:
return "Nintendo Switch Joycon L";
case 0x2007:
return "Nintendo Switch Joycon R";
case 0x2009:
return "Nintendo Switch Pro Controller";
case 0x200E:
return "Nintendo Switch Charging Grip";
case 0x2017:
return "Nintendo Switch SNES Controller";
default:
return NULL;
}
}
// Sony
case 0x054C: {
switch (productId) {
case 0x0268:
return "Sony DualShock 3 / Six Axis";
case 0x05C4:
return "Sony DualShock 4 Gen1";
case 0x09CC:
return "Sony DualShock 4 Gen2";
case 0x0BA0:
return "Sony DualShock 4 USB receiver";
case 0x0CE6:
return "Sony DualSense";
case 0x0DF2:
return "Sony DualSense Edge";
default:
return NULL;
}
}
// Logitech
case 0x046D: {
switch (productId) {
case 0xC216:
return "Logitech F310, DirectInput";
case 0xC218:
return "Logitech F510, DirectInput";
case 0xC219:
return "Logitech F710, DirectInput";
case 0xC21D:
return "Logitech F310";
case 0xC21E:
return "Logitech F510";
case 0xC21F:
return "Logitech F710";
default:
return NULL;
}
}
case 0x045E: // Microsoft Xbox compatible controllers should be handled by Windows without problems
default:
return NULL;
}
}
const char* ffDetectGamepad(FFlist* devices /* List of FFGamepadDevice */) {
UINT nDevices = 0;
if (GetRawInputDeviceList(NULL, &nDevices, sizeof(RAWINPUTDEVICELIST))) {
return "GetRawInputDeviceList(NULL) failed";
}
if (nDevices == 0) {
return "No HID devices found";
}
RAWINPUTDEVICELIST* FF_AUTO_FREE pRawInputDeviceList = (RAWINPUTDEVICELIST*) malloc(sizeof(RAWINPUTDEVICELIST) * nDevices);
if ((nDevices = GetRawInputDeviceList(pRawInputDeviceList, &nDevices, sizeof(RAWINPUTDEVICELIST))) == (UINT) -1) {
return "GetRawInputDeviceList(pRawInputDeviceList) failed";
}
for (UINT i = 0; i < nDevices; ++i) {
if (pRawInputDeviceList[i].dwType != RIM_TYPEHID) {
continue;
}
HANDLE hDevice = pRawInputDeviceList[i].hDevice;
RID_DEVICE_INFO rdi;
UINT rdiSize = sizeof(rdi);
if (GetRawInputDeviceInfoW(hDevice, RIDI_DEVICEINFO, &rdi, &rdiSize) == (UINT) -1) {
continue;
}
if (rdi.hid.usUsagePage != 1 || (rdi.hid.usUsage != 4 /*Joystick*/ && rdi.hid.usUsage != 5 /*Gamepad*/)) {
continue;
}
WCHAR devName[MAX_PATH] = L"";
UINT nameSize = MAX_PATH;
if (GetRawInputDeviceInfoW(hDevice, RIDI_DEVICENAME, devName, &nameSize) == (UINT) -1) {
continue;
}
FFGamepadDevice* device = FF_LIST_ADD(FFGamepadDevice, *devices);
ffStrbufInit(&device->serial);
ffStrbufInit(&device->name);
device->battery = 0;
const char* knownGamepad = detectKnownDeviceName(rdi.hid.dwVendorId, rdi.hid.dwProductId);
if (knownGamepad) {
ffStrbufSetS(&device->name, knownGamepad);
}
HANDLE FF_AUTO_CLOSE_FD hHidFile = CreateFileW(devName, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_FLAG_OVERLAPPED, NULL);
if (hHidFile == INVALID_HANDLE_VALUE) {
if (!knownGamepad) {
ffStrbufSetF(&device->name, "Unknown gamepad %04X-%04X", (unsigned) rdi.hid.dwVendorId, (unsigned) rdi.hid.dwProductId);
}
continue;
}
if (!knownGamepad) {
wchar_t displayName[126];
if (HidD_GetProductString(hHidFile, displayName, sizeof(displayName) /*in bytes*/)) {
wchar_t manufacturer[126];
if (HidD_GetManufacturerString(hHidFile, manufacturer, sizeof(manufacturer) /*in bytes*/)) {
ffStrbufSetWS(&device->name, manufacturer);
FF_STRBUF_AUTO_DESTROY displayNameStr = ffStrbufCreateWS(displayName);
ffStrbufAppendC(&device->name, ' ');
ffStrbufAppend(&device->name, &displayNameStr);
} else {
ffStrbufSetWS(&device->name, displayName);
}
}
}
wchar_t serialNumber[127] = L"";
if (HidD_GetSerialNumberString(hHidFile, serialNumber, sizeof(serialNumber) /*in bytes*/)) {
ffStrbufSetWS(&device->serial, serialNumber);
}
PHIDP_PREPARSED_DATA preparsedData = NULL;
if (HidD_GetPreparsedData(hHidFile, &preparsedData)) {
HIDP_CAPS caps;
NTSTATUS capsResult = HidP_GetCaps(preparsedData, &caps);
HidD_FreePreparsedData(preparsedData);
if (!NT_SUCCESS(capsResult)) {
continue;
}
if (
(rdi.hid.dwVendorId == 0x054C && (rdi.hid.dwProductId == 0x05C4 || // PS4 Gen1
rdi.hid.dwProductId == 0x09CC // PS4 Gen2
)) ||
(rdi.hid.dwVendorId == 0x057E && (rdi.hid.dwProductId == 0x2009 // NS Pro
))) {
// Controller must be connected by other programs
FF_AUTO_FREE uint8_t* reportBuffer = malloc(caps.InputReportByteLength);
OVERLAPPED overlapped = {};
DWORD nBytes;
if (ReadFile(hHidFile, reportBuffer, caps.InputReportByteLength, &nBytes, &overlapped) ||
GetOverlappedResultEx(hHidFile, &overlapped, &nBytes, FF_IO_TERM_RESP_WAIT_MS, TRUE)) {
if (rdi.hid.dwVendorId == 0x054C) {
if (nBytes > 31) {
uint8_t batteryInfo = reportBuffer[caps.InputReportByteLength == 64 /*USB?*/ ? 30 : 32];
device->battery = (uint8_t) ((batteryInfo & 0x0f) * 100 / (batteryInfo & 0x10 /*charging?*/ ? 11 /*BATTERY_MAX_USB*/ : 8 /*BATTERY_MAX*/));
if (device->battery > 100) {
device->battery = 100;
}
}
} else {
if (nBytes > 3 && reportBuffer[0] == 0x30) {
uint8_t batteryInfo = reportBuffer[2];
device->battery = (uint8_t) (((batteryInfo & 0xE0) >> 4) * 100 / 8);
if (device->battery == 0) {
device->battery = 1;
} else if (device->battery > 100) {
device->battery = 100;
}
}
}
} else {
CancelIo(hHidFile);
}
}
}
}
return NULL;
}
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