add from giga-device, new branch added

2025-08-21 16:51:25 +08:00
commit 43bbc06bbb
1296 changed files with 264186 additions and 0 deletions
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+//-----------------------------------------------------------------------
+// -----------------------------------------------------------------------
+// file="InternalIO.cs"
+// Project: StgSharp
+// AuthorGroup: Nitload Space
+// Copyright (c) Nitload Space. All rights reserved.
+//     
+// Permission is hereby granted, free of charge, to any person 
+// obtaining a copy of this software and associated documentation 
+// files (the “Software”), to deal in the Software without restriction, 
+// including without limitation the rights to use, copy, modify, merge,
+// publish, distribute, sublicense, and/or sell copies of the Software, 
+// and to permit persons to whom the Software is furnished to do so, 
+// subject to the following conditions:
+//     
+// The above copyright notice and 
+// this permission notice shall be included in all copies 
+// or substantial portions of the Software.
+//     
+// THE SOFTWARE IS PROVIDED “AS IS”, 
+// WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, 
+// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 
+// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 
+// ARISING FROM, OUT OF OR IN CONNECTION WITH 
+// THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//     
+// -----------------------------------------------------------------------
+// -----------------------------------------------------------------------
+using StgSharp.Graphics;
+using StgSharp.Graphics.OpenGL;
+
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+using System.Text;
+using System.Threading;
+
+namespace StgSharp.Internal
+{
+    internal static unsafe partial class InternalIO
+    {
+
+        private const long MaxLogFileSize = 10 * 1024 * 1024; // 10 MB
+
+        internal const string NativeLibName =
+            "StgSharp.Native";
+
+        internal const string SS_errorLog =
+            "SS_errorlog.log";
+
+        private static LogType _currentLogLevel = LogType.Info;
+
+        internal static Dictionary<TypeCode, uint> GLtype = [];
+
+        internal static readonly GCHandle ssc_logHandle =
+            GCHandle.Alloc(new byte[512], GCHandleType.Pinned);
+
+        internal static IntPtr _nativeLibPtr = IntPtr.Zero;
+
+        internal static SemaphoreSlim logSyncSemaphore = new(1, 1);
+
+        static InternalIO()
+        {
+            GLtype.Add(TypeCode.Single, glConst.FLOAT);
+            GLtype.Add(TypeCode.Int32, glConst.INT);
+            GLtype.Add(TypeCode.UInt32, glConst.UNSIGNED_INT);
+            GLtype.Add(TypeCode.Int16, glConst.SHORT);
+            GLtype.Add(TypeCode.UInt16, glConst.UNSIGNED_SHORT);
+            GLtype.Add(TypeCode.SByte, glConst.BYTE);
+            GLtype.Add(TypeCode.Byte, glConst.UNSIGNED_BYTE);
+        }
+
+        internal static void InternalAppendLog(string log)
+        {
+            if (!File.Exists(SS_errorLog))
+            {
+                FileStream stream = File.Create(SS_errorLog);
+                stream.Close();
+            }
+
+            using (StreamWriter logStream = File.AppendText(SS_errorLog)) {
+                logStream.WriteLine(log);
+            }
+        }
+
+        internal static void InternalWriteLog(string logLine, LogType logType)
+        {
+            if (logType < _currentLogLevel) {
+                return;
+            }
+
+            logSyncSemaphore.Wait();
+            try
+            {
+                RotateLogFile();
+
+                if (!File.Exists(SS_errorLog))
+                {
+                    FileStream stream = File.Create(SS_errorLog);
+                    stream.Close();
+                }
+
+                using (StreamWriter logStream = File.AppendText(SS_errorLog)) {
+                    logStream.WriteLine($"[{DateTime.Now:yyyy-MM-dd HH:mm:ss.fff}] [{logType}] {logLine}");
+                }
+            }
+            finally
+            {
+                logSyncSemaphore.Release();
+            }
+        }
+
+        internal static void InternalWriteLog(string beforeTime, string logLine, LogType logType)
+        {
+            logSyncSemaphore.Wait();
+            if (!File.Exists(SS_errorLog))
+            {
+                FileStream stream = File.Create(SS_errorLog);
+                stream.Close();
+            }
+
+            using (StreamWriter logStream = File.AppendText(SS_errorLog))
+            {
+                logStream.WriteLine(beforeTime);
+                logStream.WriteLine($"[{DateTime.Now:yyyy-MM-dd HH:mm:ss.fff}] [{logType}] {logLine}");
+            }
+            _ = logSyncSemaphore.Release(1);
+        }
+
+        internal static void SetLogLevel(LogType logLevel)
+        {
+            _currentLogLevel = logLevel;
+        }
+
+        private static void RotateLogFile()
+        {
+            if (File.Exists(SS_errorLog) && new FileInfo(SS_errorLog).Length > MaxLogFileSize)
+            {
+                string backupFile = SS_errorLog + ".backup";
+                if (File.Exists(backupFile)) {
+                    File.Delete(backupFile);
+                }
+                File.Move(SS_errorLog, backupFile);
+            }
+        }
+
+    }
+}