Add cacheselector and allow PPTC with exefs mods

this is currently broken with Exlaunch mods that use hooks

src/Ryujinx.HLE/HOS/ArmProcessContextFactory.cs

@@ -20,6 +20,7 @@ namespace Ryujinx.HLE.HOS
         private readonly string _titleIdText;
         private readonly string _displayVersion;
         private readonly bool _diskCacheEnabled;
+        private readonly string _diskCacheSelector;
         private readonly ulong _codeAddress;
         private readonly ulong _codeSize;
 
@@ -31,6 +32,7 @@ namespace Ryujinx.HLE.HOS
             string titleIdText,
             string displayVersion,
             bool diskCacheEnabled,
+            string diskCacheSelector,
             ulong codeAddress,
             ulong codeSize)
         {
@@ -39,6 +41,7 @@ namespace Ryujinx.HLE.HOS
             _titleIdText = titleIdText;
             _displayVersion = displayVersion;
             _diskCacheEnabled = diskCacheEnabled;
+            _diskCacheSelector = diskCacheSelector;
             _codeAddress = codeAddress;
             _codeSize = codeSize;
         }
@@ -114,7 +117,7 @@ namespace Ryujinx.HLE.HOS
                 }
             }
 
-            DiskCacheLoadState = processContext.Initialize(_titleIdText, _displayVersion, _diskCacheEnabled, _codeAddress, _codeSize, "default"); //Ready for exefs profiles
+            DiskCacheLoadState = processContext.Initialize(_titleIdText, _displayVersion, _diskCacheEnabled, _codeAddress, _codeSize, _diskCacheSelector ?? "default"); //Ready for exefs profiles
 
             return processContext;
         }

src/Ryujinx.HLE/HOS/ModLoader.cs

@@ -6,6 +6,7 @@ using LibHac.Loader;
 using LibHac.Tools.Fs;
 using LibHac.Tools.FsSystem;
 using LibHac.Tools.FsSystem.RomFs;
+using LibHac.Util;
 using Ryujinx.Common.Configuration;
 using Ryujinx.Common.Logging;
 using Ryujinx.Common.Utilities;
@@ -19,6 +20,7 @@ using System.Collections.Specialized;
 using System.Globalization;
 using System.IO;
 using System.Linq;
+using System.Security.Cryptography;
 using LazyFile = Ryujinx.HLE.HOS.Services.Fs.FileSystemProxy.LazyFile;
 using Path = System.IO.Path;
 
@@ -581,6 +583,7 @@ namespace Ryujinx.HLE.HOS
             public BitVector32 Stubs;
             public BitVector32 Replaces;
             public MetaLoader Npdm;
+            public string Hash;
 
             public bool Modified => (Stubs.Data | Replaces.Data) != 0;
         }
@@ -591,8 +594,11 @@ namespace Ryujinx.HLE.HOS
             {
                 Stubs = new BitVector32(),
                 Replaces = new BitVector32(),
+                Hash = null,
             };
 
+            string tempHash = string.Empty;
+
             if (!_appMods.TryGetValue(applicationId, out ModCache mods) || mods.ExefsDirs.Count == 0)
             {
                 return modLoadResult;
@@ -628,8 +634,15 @@ namespace Ryujinx.HLE.HOS
 
                         modLoadResult.Replaces[1 << i] = true;
 
-                        nsos[i] = new NsoExecutable(nsoFile.OpenRead().AsStorage(), nsoName);
+                        using (FileStream stream = nsoFile.OpenRead())
+                        {
+                            nsos[i] = new NsoExecutable(stream.AsStorage(), nsoName);
                             Logger.Info?.Print(LogClass.ModLoader, $"NSO '{nsoName}' replaced");
+                            using (MD5 md5 = MD5.Create())
+                            {
+                                tempHash += BitConverter.ToString(md5.ComputeHash(stream)).Replace("-", "").ToLowerInvariant();
+                            }
+                        }
                     }
 
                     modLoadResult.Stubs[1 << i] |= File.Exists(Path.Combine(mod.Path.FullName, nsoName + StubExtension));
@@ -661,6 +674,14 @@ namespace Ryujinx.HLE.HOS
                 }
             }
 
+            if (!string.IsNullOrEmpty(tempHash))
+            {
+                using (MD5 md5 = MD5.Create())
+                {
+                    modLoadResult.Hash += BitConverter.ToString(md5.ComputeHash(tempHash.ToBytes())).Replace("-", "").ToLowerInvariant();
+                }
+            }
+
             return modLoadResult;
         }
 

src/Ryujinx.HLE/Loaders/Processes/Extensions/FileSystemExtensions.cs

@@ -84,13 +84,6 @@ namespace Ryujinx.HLE.Loaders.Processes.Extensions
             // Apply Nsos patches.
             device.Configuration.VirtualFileSystem.ModLoader.ApplyNsoPatches(programId, nsoExecutables);
 
-            // Don't use PTC if ExeFS files have been replaced.
-            bool enablePtc = device.System.EnablePtc && !modLoadResult.Modified;
-            if (!enablePtc)
-            {
-                Logger.Warning?.Print(LogClass.Ptc, "Detected unsupported ExeFs modifications. PTC disabled.");
-            }
-
             string programName = string.Empty;
 
             if (!isHomebrew && programId > 0x010000000000FFFF)
@@ -117,7 +110,8 @@ namespace Ryujinx.HLE.Loaders.Processes.Extensions
                 device.System.KernelContext,
                 metaLoader,
                 nacpData,
-                enablePtc,
+                device.System.EnablePtc,
+                modLoadResult.Hash,
                 true,
                 programName,
                 metaLoader.GetProgramId(),

src/Ryujinx.HLE/Loaders/Processes/ProcessLoader.cs

@@ -235,6 +235,7 @@ namespace Ryujinx.HLE.Loaders.Processes
                                                                        dummyExeFs.GetNpdm(),
                                                                        nacpData,
                                                                        diskCacheEnabled: false,
+                                                                       diskCacheSelector: string.Empty,
                                                                        allowCodeMemoryForJit: true,
                                                                        programName,
                                                                        programId,

src/Ryujinx.HLE/Loaders/Processes/ProcessLoaderHelper.cs

@@ -186,6 +186,7 @@ namespace Ryujinx.HLE.Loaders.Processes
                 string.Empty,
                 string.Empty,
                 false,
+                string.Empty,
                 codeAddress,
                 codeSize);
 
@@ -226,6 +227,7 @@ namespace Ryujinx.HLE.Loaders.Processes
             MetaLoader metaLoader,
             BlitStruct<ApplicationControlProperty> applicationControlProperties,
             bool diskCacheEnabled,
+            string diskCacheSelector,
             bool allowCodeMemoryForJit,
             string name,
             ulong programId,
@@ -379,6 +381,7 @@ namespace Ryujinx.HLE.Loaders.Processes
                 $"{programId:x16}",
                 displayVersion,
                 diskCacheEnabled,
+                diskCacheSelector,
                 codeStart,
                 codeSize);