将Feature/XP.Common和Feature/XP.Hardware分支合并至Develop/XP.forHardwareAndCommon，完善XPapp注册和相关硬件类库通用类库功能。

2026-04-16 17:31:13 +08:00
parent 6ec4c3ddaa
commit 2bd6e566c3
581 changed files with 74600 additions and 222 deletions
@@ -0,0 +1,54 @@
+using System;
+using System.IO;
+
+namespace XP.Hardware.RaySource.Comet.Host.Pipe
+{
+    /// <summary>
+    /// 管道写入流包装器
+    /// 重写 Flush() 为空操作，避免 StreamWriter.AutoFlush 触发
+    /// NamedPipe 的 FlushFileBuffers（该 API 会阻塞直到对端读取数据）
+    /// Write 操作直接写入底层管道的内核缓冲区，对端可立即读取
+    /// </summary>
+    internal class WriteOnlyPipeStream : Stream
+    {
+        private readonly Stream _inner;
+
+        public WriteOnlyPipeStream(Stream inner)
+        {
+            _inner = inner;
+        }
+
+        public override bool CanRead => false;
+        public override bool CanSeek => false;
+        public override bool CanWrite => _inner.CanWrite;
+        public override long Length => _inner.Length;
+        public override long Position
+        {
+            get => _inner.Position;
+            set => _inner.Position = value;
+        }
+
+        public override void Write(byte[] buffer, int offset, int count)
+        {
+            _inner.Write(buffer, offset, count);
+        }
+
+        /// <summary>
+        /// 空操作，不调用底层管道的 Flush（FlushFileBuffers）
+        /// </summary>
+        public override void Flush()
+        {
+            // 故意不调用 _inner.Flush()
+        }
+
+        public override int Read(byte[] buffer, int offset, int count) => throw new NotSupportedException();
+        public override long Seek(long offset, SeekOrigin origin) => throw new NotSupportedException();
+        public override void SetLength(long value) => throw new NotSupportedException();
+
+        protected override void Dispose(bool disposing)
+        {
+            // 不释放底层流，由调用方统一管理
+            base.Dispose(disposing);
+        }
+    }
+}