初始化版本

2025-11-14 16:12:32 +08:00
commit ea40f18aa6
326 changed files with 137063 additions and 0 deletions
--- a/tongxin/NetWorkHelper/Helper/DataFrameHeader.cs
+++ b/tongxin/NetWorkHelper/Helper/DataFrameHeader.cs
@@ -0,0 +1,80 @@
+using System;
+
+namespace NetWorkHelper.Helper
+{
+    public class DataFrameHeader
+    {
+        private bool _fin;
+        private bool _rsv1;
+        private bool _rsv2;
+        private bool _rsv3;
+        private sbyte _opcode;
+        private bool _maskcode;
+        private sbyte _payloadlength;
+
+        public bool FIN { get { return _fin; } }
+
+        public bool RSV1 { get { return _rsv1; } }
+
+        public bool RSV2 { get { return _rsv2; } }
+
+        public bool RSV3 { get { return _rsv3; } }
+
+        public sbyte OpCode { get { return _opcode; } }
+
+        public bool HasMask { get { return _maskcode; } }
+
+        public sbyte Length { get { return _payloadlength; } }
+
+        public DataFrameHeader(byte[] buffer)
+        {
+            if (buffer.Length < 2)
+                throw new Exception("无效的数据头.");
+
+            //第一个字节
+            _fin = (buffer[0] & 0x80) == 0x80;
+            _rsv1 = (buffer[0] & 0x40) == 0x40;
+            _rsv2 = (buffer[0] & 0x20) == 0x20;
+            _rsv3 = (buffer[0] & 0x10) == 0x10;
+            _opcode = (sbyte)(buffer[0] & 0x0f);
+
+            //第二个字节
+            _maskcode = (buffer[1] & 0x80) == 0x80;
+            _payloadlength = (sbyte)(buffer[1] & 0x7f);
+
+        }
+
+        //发送封装数据
+        public DataFrameHeader(bool fin, bool rsv1, bool rsv2, bool rsv3, sbyte opcode, bool hasmask, int length)
+        {
+            _fin = fin;
+            _rsv1 = rsv1;
+            _rsv2 = rsv2;
+            _rsv3 = rsv3;
+            _opcode = opcode;
+            //第二个字节
+            _maskcode = hasmask;
+            _payloadlength = (sbyte)length;
+        }
+
+        //返回帧头字节
+        public byte[] GetBytes()
+        {
+            byte[] buffer = { 0, 0 };
+
+            if (_fin) buffer[0] ^= 0x80;
+            if (_rsv1) buffer[0] ^= 0x40;
+            if (_rsv2) buffer[0] ^= 0x20;
+            if (_rsv3) buffer[0] ^= 0x10;
+
+            buffer[0] ^= (byte)_opcode;
+
+            if (_maskcode) buffer[1] ^= 0x80;
+
+            buffer[1] ^= (byte)_payloadlength;
+
+            return buffer;
+        }
+    }
+}
+