Replace `DllImport` usage with `LibraryImport` (#4084)

* Replace usage of `DllImport` with `LibraryImport`

* Mark methods as `partial`

* Marshalling

* More `partial` & marshalling

* More `partial` and marshalling

* More partial and marshalling

* Update GdiPlusHelper to LibraryImport

* Unicorn

* More Partial

* Marshal

* Specify EntryPoint

* Specify EntryPoint

* Change GlobalMemoryStatusEx to LibraryImport

* Change RegisterClassEx to LibraryImport

* Define EntryPoints

* Update Ryujinx.Ava/Ui/Controls/Win32NativeInterop.cs

Co-authored-by: TSRBerry <20988865+TSRBerry@users.noreply.github.com>

* Update Ryujinx.Graphics.Nvdec.FFmpeg/Native/FFmpegApi.cs

Co-authored-by: TSRBerry <20988865+TSRBerry@users.noreply.github.com>

* Move return mashal

* Remove calling convention specification

* Remove calling conventions

* Update Ryujinx.Common/SystemInfo/WindowsSystemInfo.cs

Co-authored-by: TSRBerry <20988865+TSRBerry@users.noreply.github.com>

* Update Ryujinx/Modules/Updater/Updater.cs

Co-authored-by: Mary-nyan <thog@protonmail.com>

* Update Ryujinx.Ava/Modules/Updater/Updater.cs

Co-authored-by: Mary-nyan <thog@protonmail.com>

Co-authored-by: TSRBerry <20988865+TSRBerry@users.noreply.github.com>
Co-authored-by: Mary-nyan <thog@protonmail.com>

4 files changed, 0 insertions, 320 deletions

diff --git a/Ryujinx.Common/System/DisplaySleep.cs b/Ryujinx.Common/System/DisplaySleep.cs
deleted file mode 100644
index bad964b9..00000000
--- a/Ryujinx.Common/System/DisplaySleep.cs
+++ /dev/null
@@ -1,35 +0,0 @@
-using System;
-using System.Runtime.InteropServices;
-
-namespace Ryujinx.Common.System
-{
-    public class DisplaySleep
-    {
-        [Flags]
-        enum EXECUTION_STATE : uint
-        {
-            ES_CONTINUOUS = 0x80000000,
-            ES_DISPLAY_REQUIRED = 0x00000002,
-            ES_SYSTEM_REQUIRED = 0x00000001
-        }
-
-        [DllImport("kernel32.dll", CharSet = CharSet.Auto, SetLastError = true)]
-        static extern EXECUTION_STATE SetThreadExecutionState(EXECUTION_STATE esFlags);
-
-        static public void Prevent()
-        {
-            if (OperatingSystem.IsWindows())
-            {
-                SetThreadExecutionState(EXECUTION_STATE.ES_CONTINUOUS | EXECUTION_STATE.ES_SYSTEM_REQUIRED | EXECUTION_STATE.ES_DISPLAY_REQUIRED);
-            }
-        }
-        
-        static public void Restore()
-        {
-            if (OperatingSystem.IsWindows())
-            {
-                SetThreadExecutionState(EXECUTION_STATE.ES_CONTINUOUS);  
-            }
-        }
-    }
-}
diff --git a/Ryujinx.Common/System/ForceDpiAware.cs b/Ryujinx.Common/System/ForceDpiAware.cs
deleted file mode 100644
index 8d19876e..00000000
--- a/Ryujinx.Common/System/ForceDpiAware.cs
+++ /dev/null
@@ -1,95 +0,0 @@
-using Ryujinx.Common.Logging;
-using System;
-using System.Globalization;
-using System.Runtime.InteropServices;
-
-namespace Ryujinx.Common.System
-{
-    public static class ForceDpiAware
-    {
-        [DllImport("user32.dll")]
-        private static extern bool SetProcessDPIAware();
-
-        private const string X11LibraryName = "libX11.so.6";
-
-        [DllImport(X11LibraryName)]
-        private static extern IntPtr XOpenDisplay(string display);
-
-        [DllImport(X11LibraryName)]
-        private static extern IntPtr XGetDefault(IntPtr display, string program, string option);
-
-        [DllImport(X11LibraryName)]
-        private static extern int XDisplayWidth(IntPtr display, int screenNumber);
-
-        [DllImport(X11LibraryName)]
-        private static extern int XDisplayWidthMM(IntPtr display, int screenNumber);
-
-        [DllImport(X11LibraryName)]
-        private static extern int XCloseDisplay(IntPtr display);
-
-        private static readonly double _standardDpiScale = 96.0;
-        private static readonly double _maxScaleFactor   = 1.25;
-
-        /// <summary>
-        /// Marks the application as DPI-Aware when running on the Windows operating system.
-        /// </summary>
-        public static void Windows()
-        {
-            // Make process DPI aware for proper window sizing on high-res screens.
-            if (OperatingSystem.IsWindowsVersionAtLeast(6))
-            {
-                SetProcessDPIAware();
-            }
-        }
-
-        public static double GetActualScaleFactor()
-        {
-            double userDpiScale = 96.0;
-
-            try
-            {
-                if (OperatingSystem.IsWindows())
-                {
-                    userDpiScale = GdiPlusHelper.GetDpiX(IntPtr.Zero);
-                }
-                else if (OperatingSystem.IsLinux())
-                {
-                    string xdgSessionType = Environment.GetEnvironmentVariable("XDG_SESSION_TYPE")?.ToLower();
-
-                    if (xdgSessionType == null || xdgSessionType == "x11")
-                    {
-                        IntPtr display = XOpenDisplay(null);
-                        string dpiString = Marshal.PtrToStringAnsi(XGetDefault(display, "Xft", "dpi"));
-                        if (dpiString == null || !double.TryParse(dpiString, NumberStyles.Any, CultureInfo.InvariantCulture, out userDpiScale))
-                        {
-                            userDpiScale = (double)XDisplayWidth(display, 0) * 25.4 / (double)XDisplayWidthMM(display, 0);
-                        }
-                        XCloseDisplay(display);
-                    }
-                    else if (xdgSessionType == "wayland")
-                    {
-                        // TODO
-                        Logger.Warning?.Print(LogClass.Application, $"Couldn't determine monitor DPI: Wayland not yet supported");
-                    }
-                    else
-                    {
-                        Logger.Warning?.Print(LogClass.Application, $"Couldn't determine monitor DPI: Unrecognised XDG_SESSION_TYPE: {xdgSessionType}");
-                    }
-                }
-            }
-            catch (Exception e)
-            {
-                Logger.Warning?.Print(LogClass.Application, $"Couldn't determine monitor DPI: {e.Message}");
-            }
-
-            return userDpiScale;
-        }
-
-        public static double GetWindowScaleFactor()
-        {
-            double userDpiScale = GetActualScaleFactor();
-
-            return Math.Min(userDpiScale / _standardDpiScale, _maxScaleFactor);
-        }
-    }
-}
diff --git a/Ryujinx.Common/System/GdiPlusHelper.cs b/Ryujinx.Common/System/GdiPlusHelper.cs
deleted file mode 100644
index c084c651..00000000
--- a/Ryujinx.Common/System/GdiPlusHelper.cs
+++ /dev/null
@@ -1,76 +0,0 @@
-using System;
-using System.Runtime.InteropServices;
-using System.Runtime.Versioning;
-
-namespace Ryujinx.Common.System
-{
-    [SupportedOSPlatform("windows")]
-    public static class GdiPlusHelper
-    {
-        private const string LibraryName = "gdiplus.dll";
-
-        private static readonly IntPtr _initToken;
-
-        static GdiPlusHelper()
-        {
-            CheckStatus(GdiplusStartup(out _initToken, StartupInputEx.Default, out _));
-        }
-
-        private static void CheckStatus(int gdiStatus)
-        {
-            if (gdiStatus != 0)
-            {
-                throw new Exception($"GDI Status Error: {gdiStatus}");
-            }
-        }
-
-        private struct StartupInputEx
-        {
-            public int GdiplusVersion;
-
-#pragma warning disable CS0649
-            public IntPtr DebugEventCallback;
-            public int SuppressBackgroundThread;
-            public int SuppressExternalCodecs;
-            public int StartupParameters;
-#pragma warning restore CS0649
-
-            public static StartupInputEx Default => new StartupInputEx
-            {
-                // We assume Windows 8 and upper
-                GdiplusVersion = 2,
-                DebugEventCallback = IntPtr.Zero,
-                SuppressBackgroundThread = 0,
-                SuppressExternalCodecs = 0,
-                StartupParameters = 0,
-            };
-        }
-
-        private struct StartupOutput
-        {
-            public IntPtr NotificationHook;
-            public IntPtr NotificationUnhook;
-        }
-
-        [DllImport(LibraryName)]
-        private static extern int GdiplusStartup(out IntPtr token, in StartupInputEx input, out StartupOutput output);
-
-        [DllImport(LibraryName)]
-        private static extern int GdipCreateFromHWND(IntPtr hwnd, out IntPtr graphics);
-
-        [DllImport(LibraryName)]
-        private static extern int GdipDeleteGraphics(IntPtr graphics);
-
-        [DllImport(LibraryName)]
-        private static extern int GdipGetDpiX(IntPtr graphics, out float dpi);
-
-        public static float GetDpiX(IntPtr hwnd)
-        {
-            CheckStatus(GdipCreateFromHWND(hwnd, out IntPtr graphicsHandle));
-            CheckStatus(GdipGetDpiX(graphicsHandle, out float result));
-            CheckStatus(GdipDeleteGraphics(graphicsHandle));
-
-            return result;
-        }
-    }
-}
diff --git a/Ryujinx.Common/System/WindowsMultimediaTimerResolution.cs b/Ryujinx.Common/System/WindowsMultimediaTimerResolution.cs
deleted file mode 100644
index d19fbe73..00000000
--- a/Ryujinx.Common/System/WindowsMultimediaTimerResolution.cs
+++ /dev/null
@@ -1,114 +0,0 @@
-using Ryujinx.Common.Logging;
-using System;
-using System.Runtime.CompilerServices;
-using System.Runtime.InteropServices;
-using System.Runtime.Versioning;
-
-namespace Ryujinx.Common.System
-{
-    /// <summary>
-    /// Handle Windows Multimedia timer resolution.
-    /// </summary>
-    [SupportedOSPlatform("windows")]
-    public class WindowsMultimediaTimerResolution : IDisposable
-    {
-        [StructLayout(LayoutKind.Sequential)]
-        public struct TimeCaps
-        {
-            public uint wPeriodMin;
-            public uint wPeriodMax;
-        };
-
-        [DllImport("winmm.dll", EntryPoint = "timeGetDevCaps", SetLastError = true)]
-        private static extern uint TimeGetDevCaps(ref TimeCaps timeCaps, uint sizeTimeCaps);
-
-        [DllImport("winmm.dll", EntryPoint = "timeBeginPeriod")]
-        private static extern uint TimeBeginPeriod(uint uMilliseconds);
-
-        [DllImport("winmm.dll", EntryPoint = "timeEndPeriod")]
-        private static extern uint TimeEndPeriod(uint uMilliseconds);
-
-        private uint _targetResolutionInMilliseconds;
-        private bool _isActive;
-
-        /// <summary>
-        /// Create a new <see cref="WindowsMultimediaTimerResolution"/> and activate the given resolution.
-        /// </summary>
-        /// <param name="targetResolutionInMilliseconds"></param>
-        public WindowsMultimediaTimerResolution(uint targetResolutionInMilliseconds)
-        {
-            _targetResolutionInMilliseconds = targetResolutionInMilliseconds;
-
-            EnsureResolutionSupport();
-            Activate();
-        }
-
-        private void EnsureResolutionSupport()
-        {
-            TimeCaps timeCaps = default;
-
-            uint result = TimeGetDevCaps(ref timeCaps, (uint)Unsafe.SizeOf<TimeCaps>());
-
-            if (result != 0)
-            {
-                Logger.Notice.Print(LogClass.Application, $"timeGetDevCaps failed with result: {result}");
-            }
-            else
-            {
-                uint supportedTargetResolutionInMilliseconds = Math.Min(Math.Max(timeCaps.wPeriodMin, _targetResolutionInMilliseconds), timeCaps.wPeriodMax);
-
-                if (supportedTargetResolutionInMilliseconds != _targetResolutionInMilliseconds)
-                {
-                    Logger.Notice.Print(LogClass.Application, $"Target resolution isn't supported by OS, using closest resolution: {supportedTargetResolutionInMilliseconds}ms");
-
-                    _targetResolutionInMilliseconds = supportedTargetResolutionInMilliseconds;
-                }
-            }
-        }
-
-        private void Activate()
-        {
-            uint result = TimeBeginPeriod(_targetResolutionInMilliseconds);
-
-            if (result != 0)
-            {
-                Logger.Notice.Print(LogClass.Application, $"timeBeginPeriod failed with result: {result}");
-            }
-            else
-            {
-                _isActive = true;
-            }
-        }
-
-        private void Disable()
-        {
-            if (_isActive)
-            {
-                uint result = TimeEndPeriod(_targetResolutionInMilliseconds);
-
-                if (result != 0)
-                {
-                    Logger.Notice.Print(LogClass.Application, $"timeEndPeriod failed with result: {result}");
-                }
-                else
-                {
-                    _isActive = false;
-                }
-            }
-        }
-
-        public void Dispose()
-        {
-            Dispose(true);
-            GC.SuppressFinalize(this);
-        }
-
-        protected virtual void Dispose(bool disposing)
-        {
-            if (disposing)
-            {
-                Disable();
-            }
-        }
-    }
-}
\ No newline at end of file