1 files changed, 94 insertions, 0 deletions
diff --git a/src/Ryujinx.HLE/Loaders/Processes/ProcessResult.cs b/src/Ryujinx.HLE/Loaders/Processes/ProcessResult.cs
new file mode 100644
index 00000000..2801e4e0
--- /dev/null
+++ b/src/Ryujinx.HLE/Loaders/Processes/ProcessResult.cs
@@ -0,0 +1,94 @@
+using LibHac.Loader;
+using LibHac.Ns;
+using Ryujinx.Common.Logging;
+using Ryujinx.Cpu;
+using Ryujinx.HLE.HOS.SystemState;
+using Ryujinx.HLE.Loaders.Processes.Extensions;
+using Ryujinx.Horizon.Common;
+using System.Linq;
+
+namespace Ryujinx.HLE.Loaders.Processes
+{
+    public struct ProcessResult
+    {
+        public static ProcessResult Failed => new(null, new ApplicationControlProperty(), false, false, null, 0, 0, 0, TitleLanguage.AmericanEnglish);
+
+        private readonly byte _mainThreadPriority;
+        private readonly uint _mainThreadStackSize;
+
+        public readonly IDiskCacheLoadState DiskCacheLoadState;
+
+        public readonly MetaLoader                 MetaLoader;
+        public readonly ApplicationControlProperty ApplicationControlProperties;
+
+        public readonly ulong  ProcessId;
+        public readonly string Name;
+        public readonly string DisplayVersion;
+        public readonly ulong  ProgramId;
+        public readonly string ProgramIdText;
+        public readonly bool   Is64Bit;
+        public readonly bool   DiskCacheEnabled;
+        public readonly bool   AllowCodeMemoryForJit;
+
+        public ProcessResult(
+            MetaLoader                 metaLoader,
+            ApplicationControlProperty applicationControlProperties,
+            bool                       diskCacheEnabled,
+            bool                       allowCodeMemoryForJit,
+            IDiskCacheLoadState        diskCacheLoadState,
+            ulong                      pid,
+            byte                       mainThreadPriority,
+            uint                       mainThreadStackSize,
+            TitleLanguage              titleLanguage)
+        {
+            _mainThreadPriority  = mainThreadPriority;
+            _mainThreadStackSize = mainThreadStackSize;
+
+            DiskCacheLoadState = diskCacheLoadState;
+            ProcessId          = pid;
+
+            MetaLoader                   = metaLoader;
+            ApplicationControlProperties = applicationControlProperties;
+
+            if (metaLoader is not null)
+            {
+                ulong programId = metaLoader.GetProgramId();
+
+                Name = ApplicationControlProperties.Title[(int)titleLanguage].NameString.ToString();
+
+                if (string.IsNullOrWhiteSpace(Name))
+                {
+                    Name = ApplicationControlProperties.Title.ItemsRo.ToArray().FirstOrDefault(x => x.Name[0] != 0).NameString.ToString();
+                }
+
+                DisplayVersion = ApplicationControlProperties.DisplayVersionString.ToString();
+                ProgramId      = programId;
+                ProgramIdText  = $"{programId:x16}";
+                Is64Bit        = metaLoader.IsProgram64Bit();
+            }
+
+            DiskCacheEnabled      = diskCacheEnabled;
+            AllowCodeMemoryForJit = allowCodeMemoryForJit;
+        }
+
+        public bool Start(Switch device)
+        {
+            device.Configuration.ContentManager.LoadEntries(device);
+
+            Result result = device.System.KernelContext.Processes[ProcessId].Start(_mainThreadPriority, _mainThreadStackSize);
+            if (result != Result.Success)
+            {
+                Logger.Error?.Print(LogClass.Loader, $"Process start returned error \"{result}\".");
+
+                return false;
+            }
+
+            // TODO: LibHac npdm currently doesn't support version field.
+            string version = ProgramId > 0x0100000000007FFF ? DisplayVersion : device.System.ContentManager.GetCurrentFirmwareVersion()?.VersionString ?? "?";
+
+            Logger.Info?.Print(LogClass.Loader, $"Application Loaded: {Name} v{version} [{ProgramIdText}] [{(Is64Bit ? "64-bit" : "32-bit")}]");
+
+            return true;
+        }
+    }
+}