mirror of
https://github.com/cemu-project/DS4Windows.git
synced 2024-11-26 19:14:20 +01:00
359 lines
15 KiB
C#
359 lines
15 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Linq;
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using System.Runtime.InteropServices;
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using System.Security.Principal;
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namespace DS4Windows
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{
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public class VidPidInfo
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{
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public readonly int vid;
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public readonly int pid;
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internal VidPidInfo(int vid, int pid)
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{
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this.vid = vid;
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this.pid = pid;
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}
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}
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public class DS4Devices
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{
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// (HID device path, DS4Device)
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private static Dictionary<string, DS4Device> Devices = new Dictionary<string, DS4Device>();
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private static HashSet<string> deviceSerials = new HashSet<string>();
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private static HashSet<string> DevicePaths = new HashSet<string>();
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// Keep instance of opened exclusive mode devices not in use (Charging while using BT connection)
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private static List<HidDevice> DisabledDevices = new List<HidDevice>();
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private static Stopwatch sw = new Stopwatch();
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public static bool isExclusiveMode = false;
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internal const int SONY_VID = 0x054C;
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internal const int RAZER_VID = 0x1532;
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internal const int NACON_VID = 0x146B;
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internal const int HORI_VID = 0x0F0D;
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private static VidPidInfo[] knownDevices =
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{
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new VidPidInfo(SONY_VID, 0xBA0),
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new VidPidInfo(SONY_VID, 0x5C4),
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new VidPidInfo(SONY_VID, 0x09CC),
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new VidPidInfo(RAZER_VID, 0x1000),
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new VidPidInfo(NACON_VID, 0x0D01),
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new VidPidInfo(NACON_VID, 0x0D02),
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new VidPidInfo(HORI_VID, 0x00EE), // Hori PS4 Mini Wired Gamepad
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new VidPidInfo(0x7545, 0x0104),
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new VidPidInfo(0x2E95, 0x7725),
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};
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private static string devicePathToInstanceId(string devicePath)
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{
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string deviceInstanceId = devicePath;
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deviceInstanceId = deviceInstanceId.Remove(0, deviceInstanceId.LastIndexOf('\\') + 1);
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deviceInstanceId = deviceInstanceId.Remove(deviceInstanceId.LastIndexOf('{'));
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deviceInstanceId = deviceInstanceId.Replace('#', '\\');
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if (deviceInstanceId.EndsWith("\\"))
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{
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deviceInstanceId = deviceInstanceId.Remove(deviceInstanceId.Length - 1);
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}
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return deviceInstanceId;
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}
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// Enumerates ds4 controllers in the system
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public static void findControllers()
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{
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lock (Devices)
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{
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IEnumerable<HidDevice> hDevices = HidDevices.EnumerateDS4(knownDevices);
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// Sort Bluetooth first in case USB is also connected on the same controller.
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hDevices = hDevices.OrderBy<HidDevice, ConnectionType>((HidDevice d) => { return DS4Device.HidConnectionType(d); });
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List<HidDevice> tempList = hDevices.ToList();
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purgeHiddenExclusiveDevices();
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tempList.AddRange(DisabledDevices);
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int devCount = tempList.Count();
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string devicePlural = "device" + (devCount == 0 || devCount > 1 ? "s" : "");
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//Log.LogToGui("Found " + devCount + " possible " + devicePlural + ". Examining " + devicePlural + ".", false);
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for (int i = 0; i < devCount; i++)
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//foreach (HidDevice hDevice in hDevices)
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{
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HidDevice hDevice = tempList[i];
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if (hDevice.Description == "HID-compliant vendor-defined device")
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continue; // ignore the Nacon Revolution Pro programming interface
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else if (DevicePaths.Contains(hDevice.DevicePath))
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continue; // BT/USB endpoint already open once
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if (!hDevice.IsOpen)
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{
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hDevice.OpenDevice(isExclusiveMode);
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if (!hDevice.IsOpen && isExclusiveMode)
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{
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try
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{
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WindowsIdentity identity = WindowsIdentity.GetCurrent();
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WindowsPrincipal principal = new WindowsPrincipal(identity);
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bool elevated = principal.IsInRole(WindowsBuiltInRole.Administrator);
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if (!elevated)
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{
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// Launches an elevated child process to re-enable device
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string exeName = Process.GetCurrentProcess().MainModule.FileName;
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ProcessStartInfo startInfo = new ProcessStartInfo(exeName);
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startInfo.Verb = "runas";
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startInfo.Arguments = "re-enabledevice " + devicePathToInstanceId(hDevice.DevicePath);
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Process child = Process.Start(startInfo);
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if (!child.WaitForExit(30000))
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{
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child.Kill();
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}
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else if (child.ExitCode == 0)
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{
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hDevice.OpenDevice(isExclusiveMode);
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}
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}
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else
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{
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reEnableDevice(devicePathToInstanceId(hDevice.DevicePath));
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hDevice.OpenDevice(isExclusiveMode);
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}
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}
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catch (Exception) { }
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}
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// TODO in exclusive mode, try to hold both open when both are connected
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if (isExclusiveMode && !hDevice.IsOpen)
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hDevice.OpenDevice(false);
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}
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if (hDevice.IsOpen)
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{
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string serial = hDevice.readSerial();
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bool validSerial = !serial.Equals(DS4Device.blankSerial);
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if (validSerial && deviceSerials.Contains(serial))
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{
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// happens when the BT endpoint already is open and the USB is plugged into the same host
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if (isExclusiveMode && hDevice.IsExclusive &&
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!DisabledDevices.Contains(hDevice))
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{
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// Grab reference to exclusively opened HidDevice so device
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// stays hidden to other processes
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DisabledDevices.Add(hDevice);
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//DevicePaths.Add(hDevice.DevicePath);
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}
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continue;
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}
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else
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{
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DS4Device ds4Device = new DS4Device(hDevice);
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//ds4Device.Removal += On_Removal;
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if (!ds4Device.ExitOutputThread)
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{
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Devices.Add(hDevice.DevicePath, ds4Device);
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DevicePaths.Add(hDevice.DevicePath);
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deviceSerials.Add(serial);
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}
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}
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}
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}
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}
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}
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// Returns DS4 controllers that were found and are running
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public static IEnumerable<DS4Device> getDS4Controllers()
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{
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lock (Devices)
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{
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DS4Device[] controllers = new DS4Device[Devices.Count];
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Devices.Values.CopyTo(controllers, 0);
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return controllers;
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}
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}
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public static void stopControllers()
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{
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lock (Devices)
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{
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IEnumerable<DS4Device> devices = getDS4Controllers();
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//foreach (DS4Device device in devices)
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for (int i = 0, devCount = devices.Count(); i < devCount; i++)
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{
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DS4Device device = devices.ElementAt(i);
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device.StopUpdate();
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//device.runRemoval();
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device.HidDevice.CloseDevice();
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}
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Devices.Clear();
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DevicePaths.Clear();
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deviceSerials.Clear();
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DisabledDevices.Clear();
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}
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}
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// Called when devices is diconnected, timed out or has input reading failure
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public static void On_Removal(object sender, EventArgs e)
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{
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DS4Device device = (DS4Device)sender;
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RemoveDevice(device);
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}
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public static void RemoveDevice(DS4Device device)
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{
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lock (Devices)
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{
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if (device != null)
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{
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device.HidDevice.CloseDevice();
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Devices.Remove(device.HidDevice.DevicePath);
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DevicePaths.Remove(device.HidDevice.DevicePath);
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deviceSerials.Remove(device.MacAddress);
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//purgeHiddenExclusiveDevices();
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}
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}
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}
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public static void UpdateSerial(object sender, EventArgs e)
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{
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lock (Devices)
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{
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DS4Device device = (DS4Device)sender;
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if (device != null)
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{
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string devPath = device.HidDevice.DevicePath;
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string serial = device.getMacAddress();
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if (Devices.ContainsKey(devPath))
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{
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deviceSerials.Remove(serial);
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device.updateSerial();
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serial = device.getMacAddress();
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if (DS4Device.isValidSerial(serial))
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{
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deviceSerials.Add(serial);
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}
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if (device.ShouldRunCalib())
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device.RefreshCalibration();
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}
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}
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}
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}
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private static void purgeHiddenExclusiveDevices()
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{
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int disabledDevCount = DisabledDevices.Count;
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if (disabledDevCount > 0)
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{
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List<HidDevice> disabledDevList = new List<HidDevice>();
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for (int i = 0, arlen = disabledDevCount; i < arlen; i++)
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{
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HidDevice tempDev = DisabledDevices.ElementAt(i);
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if (tempDev != null)
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{
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if (tempDev.IsOpen && tempDev.IsConnected)
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{
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disabledDevList.Add(tempDev);
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}
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else if (tempDev.IsOpen)
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{
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if (!tempDev.IsConnected)
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{
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try
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{
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tempDev.CloseDevice();
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}
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catch { }
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}
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if (DevicePaths.Contains(tempDev.DevicePath))
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{
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DevicePaths.Remove(tempDev.DevicePath);
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}
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}
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}
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}
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DisabledDevices.Clear();
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DisabledDevices.AddRange(disabledDevList);
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}
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}
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public static void reEnableDevice(string deviceInstanceId)
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{
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bool success;
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Guid hidGuid = new Guid();
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NativeMethods.HidD_GetHidGuid(ref hidGuid);
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IntPtr deviceInfoSet = NativeMethods.SetupDiGetClassDevs(ref hidGuid, deviceInstanceId, 0, NativeMethods.DIGCF_PRESENT | NativeMethods.DIGCF_DEVICEINTERFACE);
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NativeMethods.SP_DEVINFO_DATA deviceInfoData = new NativeMethods.SP_DEVINFO_DATA();
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deviceInfoData.cbSize = Marshal.SizeOf(deviceInfoData);
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success = NativeMethods.SetupDiEnumDeviceInfo(deviceInfoSet, 0, ref deviceInfoData);
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if (!success)
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{
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throw new Exception("Error getting device info data, error code = " + Marshal.GetLastWin32Error());
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}
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success = NativeMethods.SetupDiEnumDeviceInfo(deviceInfoSet, 1, ref deviceInfoData); // Checks that we have a unique device
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if (success)
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{
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throw new Exception("Can't find unique device");
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}
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NativeMethods.SP_PROPCHANGE_PARAMS propChangeParams = new NativeMethods.SP_PROPCHANGE_PARAMS();
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propChangeParams.classInstallHeader.cbSize = Marshal.SizeOf(propChangeParams.classInstallHeader);
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propChangeParams.classInstallHeader.installFunction = NativeMethods.DIF_PROPERTYCHANGE;
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propChangeParams.stateChange = NativeMethods.DICS_DISABLE;
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propChangeParams.scope = NativeMethods.DICS_FLAG_GLOBAL;
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propChangeParams.hwProfile = 0;
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success = NativeMethods.SetupDiSetClassInstallParams(deviceInfoSet, ref deviceInfoData, ref propChangeParams, Marshal.SizeOf(propChangeParams));
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if (!success)
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{
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throw new Exception("Error setting class install params, error code = " + Marshal.GetLastWin32Error());
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}
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success = NativeMethods.SetupDiCallClassInstaller(NativeMethods.DIF_PROPERTYCHANGE, deviceInfoSet, ref deviceInfoData);
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// TEST: If previous SetupDiCallClassInstaller fails, just continue
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// otherwise device will likely get permanently disabled.
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/*if (!success)
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{
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throw new Exception("Error disabling device, error code = " + Marshal.GetLastWin32Error());
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}
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*/
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//System.Threading.Thread.Sleep(50);
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sw.Restart();
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while (sw.ElapsedMilliseconds < 50)
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{
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// Use SpinWait to keep control of current thread. Using Sleep could potentially
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// cause other events to get run out of order
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System.Threading.Thread.SpinWait(100);
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}
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sw.Stop();
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propChangeParams.stateChange = NativeMethods.DICS_ENABLE;
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success = NativeMethods.SetupDiSetClassInstallParams(deviceInfoSet, ref deviceInfoData, ref propChangeParams, Marshal.SizeOf(propChangeParams));
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if (!success)
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{
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throw new Exception("Error setting class install params, error code = " + Marshal.GetLastWin32Error());
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}
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success = NativeMethods.SetupDiCallClassInstaller(NativeMethods.DIF_PROPERTYCHANGE, deviceInfoSet, ref deviceInfoData);
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if (!success)
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{
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throw new Exception("Error enabling device, error code = " + Marshal.GetLastWin32Error());
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}
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//System.Threading.Thread.Sleep(50);
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sw.Restart();
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while (sw.ElapsedMilliseconds < 50)
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{
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// Use SpinWait to keep control of current thread. Using Sleep could potentially
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// cause other events to get run out of order
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System.Threading.Thread.SpinWait(100);
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}
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sw.Stop();
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NativeMethods.SetupDiDestroyDeviceInfoList(deviceInfoSet);
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}
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}
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}
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