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759 lines
27 KiB
759 lines
27 KiB
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Runtime.InteropServices;
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using HPSocketCS.SDK;
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using System.IO;
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using System.Runtime.Serialization;
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using System.Runtime.Serialization.Formatters.Binary;
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namespace HPSocketCS
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{
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public class TcpClientEvent
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{
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public delegate HandleResult OnPrepareConnectEventHandler(TcpClient sender, uint socket);
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public delegate HandleResult OnConnectEventHandler(TcpClient sender);
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public delegate HandleResult OnSendEventHandler(TcpClient sender, IntPtr pData, int length);
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public delegate HandleResult OnReceiveEventHandler(TcpClient sender, IntPtr pData, int length);
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public delegate HandleResult OnCloseEventHandler(TcpClient sender);
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public delegate HandleResult OnErrorEventHandler(TcpClient sender, SocketOperation enOperation, int errorCode);
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}
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public class TcpClient
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{
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protected IntPtr _pClient = IntPtr.Zero;
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protected IntPtr pClient
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{
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get
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{
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return _pClient;
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}
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set
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{
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_pClient = value;
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}
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}
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protected IntPtr pListener = IntPtr.Zero;
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protected bool IsCreate = false;
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/****************************************************/
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/// <summary>
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/// 准备连接了事件
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/// </summary>
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public event TcpClientEvent.OnPrepareConnectEventHandler OnPrepareConnect;
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/// <summary>
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/// 连接事件
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/// </summary>
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public event TcpClientEvent.OnConnectEventHandler OnConnect;
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/// <summary>
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/// 数据发送事件
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/// </summary>
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public event TcpClientEvent.OnSendEventHandler OnSend;
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/// <summary>
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/// 数据到达事件
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/// </summary>
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public event TcpClientEvent.OnReceiveEventHandler OnReceive;
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/// <summary>
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/// 连接关闭事件
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/// </summary>
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public event TcpClientEvent.OnCloseEventHandler OnClose;
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/// <summary>
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/// 连接发生错误事件
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/// </summary>
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public event TcpClientEvent.OnErrorEventHandler OnError;
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/// <summary>
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/// 设置发送策略SendPolicy
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/// SP_PACK ： 打包策略（默认）
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///尽量把多个发送操作的数据组合在一起发送，增加传输效率
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/// SP_SAFE ： 安全策略
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///尽量把多个发送操作的数据组合在一起发送，并尽量避免缓冲区溢出
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/// SP_DIRECT ： 直接策略
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///对每一个发送操作都直接投递，适用于负载不高但要求实时性较高的场合
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/// </summary>
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/// <returns></returns>
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//public void SetSendPolicy(SendPolicy sendPolicy)
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//{
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// HPSocketSdk.HP_Server_SetSendPolicy(_pClient, sendPolicy);
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//}
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public TcpClient()
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{
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CreateListener();
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}
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~TcpClient()
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{
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Destroy();
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}
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/// <summary>
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/// 创建socket监听&服务组件
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/// </summary>
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/// <param name="isUseDefaultCallback">是否使用tcpserver类默认回调函数</param>
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/// <returns></returns>
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protected virtual bool CreateListener()
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{
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if (IsCreate == true || pListener != IntPtr.Zero || pClient != IntPtr.Zero)
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{
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return false;
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}
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pListener = HPSocketSdk.Create_HP_TcpClientListener();
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if (pListener == IntPtr.Zero)
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{
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return false;
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}
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pClient = HPSocketSdk.Create_HP_TcpClient(pListener);
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if (pClient == IntPtr.Zero)
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{
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return false;
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}
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IsCreate = true;
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return true;
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}
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/// <summary>
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/// 释放TcpServer和TcpServerListener
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/// </summary>
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public virtual void Destroy()
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{
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Stop();
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if (pClient != IntPtr.Zero)
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{
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HPSocketSdk.Destroy_HP_TcpClient(pClient);
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pClient = IntPtr.Zero;
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}
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if (pListener != IntPtr.Zero)
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{
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HPSocketSdk.Destroy_HP_TcpClientListener(pListener);
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pListener = IntPtr.Zero;
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}
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IsCreate = false;
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}
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/// <summary>
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/// 启动通讯组件并连接到服务器
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/// </summary>
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/// <param name="address"></param>
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/// <param name="port"></param>
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/// <param name="async">是否异步</param>
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/// <returns></returns>
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public bool Connetion(string address, ushort port, bool async = false)
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{
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if (string.IsNullOrEmpty(address) == true)
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{
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throw new Exception("address is null");
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}
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else if (port == 0)
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{
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throw new Exception("port is zero");
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}
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if (IsStarted == true)
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{
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return false;
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}
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this.SetCallback();
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return HPSocketSdk.HP_Client_Start(pClient, address, port, async);
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}
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/// <summary>
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/// 停止通讯组件
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/// </summary>
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/// <returns></returns>
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public bool Stop()
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{
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if (IsStarted == false)
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{
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return false;
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}
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return HPSocketSdk.HP_Client_Stop(pClient);
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}
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/// <summary>
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/// 发送数据
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/// </summary>
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/// <param name="connId"></param>
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/// <param name="bytes"></param>
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/// <param name="size"></param>
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/// <returns></returns>
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public bool Send(byte[] bytes, int size)
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{
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return HPSocketSdk.HP_Client_Send(pClient, bytes, size);
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}
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/// <summary>
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/// 发送数据
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/// </summary>
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/// <param name="connId"></param>
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/// <param name="bufferPtr"></param>
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/// <param name="size"></param>
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/// <returns></returns>
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public bool Send(IntPtr bufferPtr, int size)
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{
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return HPSocketSdk.HP_Client_Send(pClient, bufferPtr, size);
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}
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/// <summary>
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/// 发送数据
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/// </summary>
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/// <param name="connId"></param>
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/// <param name="bufferPtr"></param>
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/// <param name="size"></param>
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/// <returns></returns>
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public bool Send<T>(T obj)
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{
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byte[] buffer = StructureToByte<T>(obj);
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return Send(buffer, buffer.Length);
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}
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/// <summary>
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/// 序列化对象后发送数据,序列化对象所属类必须标记[Serializable]
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/// </summary>
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/// <param name="connId"></param>
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/// <param name="bufferPtr"></param>
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/// <param name="size"></param>
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/// <returns></returns>
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public bool SendBySerializable(object obj)
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{
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byte[] buffer = ObjectToBytes(obj);
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return Send(buffer, buffer.Length);
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}
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/// <summary>
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/// 发送数据
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/// </summary>
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/// <param name="connId"></param>
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/// <param name="bytes"></param>
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/// <param name="offset">针对bytes的偏移</param>
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/// <param name="size">发多大</param>
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/// <returns></returns>
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public bool Send(byte[] bytes, int offset, int size)
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{
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return HPSocketSdk.HP_Client_SendPart(pClient, bytes, size, offset);
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}
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/// <summary>
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/// 发送数据
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/// </summary>
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/// <param name="connId"></param>
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/// <param name="bufferPtr"></param>
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/// <param name="offset">针对bufferPtr的偏移</param>
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/// <param name="size">发多大</param>
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/// <returns></returns>
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public bool Send(IntPtr bufferPtr, int offset, int size)
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{
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return HPSocketSdk.HP_Client_SendPart(pClient, bufferPtr, size, offset);
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}
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/// <summary>
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/// 发送多组数据
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/// 向指定连接发送多组数据
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/// TCP - 顺序发送所有数据包
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/// </summary>
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/// <param name="connId">连接 ID</param>
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/// <param name="pBuffers">发送缓冲区数组</param>
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/// <param name="iCount">发送缓冲区数目</param>
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/// <returns>TRUE.成功,FALSE.失败，可通过 SYSGetLastError() 获取 Windows 错误代码</returns>
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public bool SendPackets(WSABUF[] buffers, int count)
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{
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return HPSocketSdk.HP_Client_SendPackets(pClient, buffers, count);
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}
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/// <summary>
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/// 发送多组数据
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/// 向指定连接发送多组数据
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/// TCP - 顺序发送所有数据包
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/// </summary>
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/// <param name="connId">连接 ID</param>
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/// <param name="pBuffers">发送缓冲区数组</param>
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/// <param name="iCount">发送缓冲区数目</param>
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/// <returns>TRUE.成功,FALSE.失败，可通过 SYSGetLastError() 获取 Windows 错误代码</returns>
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public bool SendPackets<T>(T[] objects)
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{
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bool ret = false;
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WSABUF[] buffer = new WSABUF[objects.Length];
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IntPtr[] ptrs = new IntPtr[buffer.Length];
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try
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{
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for (int i = 0; i < objects.Length; i++)
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{
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buffer[i].Length = Marshal.SizeOf(typeof(T));
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ptrs[i] = Marshal.AllocHGlobal(buffer[i].Length);
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Marshal.StructureToPtr(objects[i], ptrs[i], true);
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buffer[i].Buffer = ptrs[i];
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}
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ret = SendPackets(buffer, buffer.Length);
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}
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catch (Exception ex)
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{
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throw ex;
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}
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finally
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{
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for (int i = 0; i < ptrs.Length; i++)
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{
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if (ptrs[i] != IntPtr.Zero)
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{
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Marshal.FreeHGlobal(ptrs[i]);
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}
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}
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}
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return ret;
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}
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/// <summary>
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/// 名称：发送小文件
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/// 描述：向指定连接发送 4096 KB 以下的小文件
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/// </summary>
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/// <param name="filePath">文件路径</param>
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/// <param name="head">头部附加数据</param>
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/// <param name="tail">尾部附加数据</param>
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/// <returns>TRUE.成功,FALSE.失败，可通过 SYSGetLastError() 获取 Windows 错误代码</returns>
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public bool SendSmallFile(string filePath, ref WSABUF head, ref WSABUF tail)
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{
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return HPSocketSdk.HP_TcpClient_SendSmallFile(pClient, filePath, ref head, ref tail);
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}
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/// <summary>
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/// 名称：发送小文件
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/// 描述：向指定连接发送 4096 KB 以下的小文件
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/// </summary>
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/// <param name="filePath">文件路径</param>
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/// <param name="head">头部附加数据,可以为null</param>
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/// <param name="tail">尾部附加数据,可以为null</param>
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/// <returns>TRUE.成功,FALSE.失败，可通过 SYSGetLastError() 获取 Windows 错误代码</returns>
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public bool SendSmallFile(string filePath, byte[] head, byte[] tail)
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{
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IntPtr pHead = IntPtr.Zero;
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IntPtr pTail = IntPtr.Zero;
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WSABUF wsaHead = new WSABUF() { Length = 0, Buffer = pHead };
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WSABUF wsatail = new WSABUF() { Length = 0, Buffer = pTail };
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if (head != null)
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{
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wsaHead.Length = head.Length;
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wsaHead.Buffer = Marshal.UnsafeAddrOfPinnedArrayElement(head, 0);
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}
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if (tail != null)
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{
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wsaHead.Length = tail.Length;
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wsaHead.Buffer = Marshal.UnsafeAddrOfPinnedArrayElement(tail, 0);
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}
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return SendSmallFile(filePath, ref wsaHead, ref wsatail);
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}
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/// <summary>
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/// 名称：发送小文件
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/// 描述：向指定连接发送 4096 KB 以下的小文件
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/// </summary>
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/// <param name="filePath">文件路径</param>
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/// <param name="head">头部附加数据,可以为null</param>
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/// <param name="tail">尾部附加数据,可以为null</param>
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/// <returns>TRUE.成功,FALSE.失败，可通过 SYSGetLastError() 获取 Windows 错误代码</returns>
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public bool SendSmallFile<T1, T2>(string filePath, T1 head, T2 tail)
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{
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byte[] headBuffer = null;
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if (head != null)
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{
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headBuffer = StructureToByte<T1>(head);
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}
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byte[] tailBuffer = null;
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if (tail != null)
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{
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StructureToByte<T1>(head);
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}
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return SendSmallFile(filePath, headBuffer, tailBuffer);
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}
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/// <summary>
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/// 获取错误码
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/// </summary>
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public SocketError ErrorCode
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{
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get
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{
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return HPSocketSdk.HP_Client_GetLastError(pClient);
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}
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}
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/// <summary>
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/// 获取错误信息
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/// </summary>
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public string ErrorMessage
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{
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get
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{
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IntPtr ptr = HPSocketSdk.HP_Client_GetLastErrorDesc(pClient);
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string desc = Marshal.PtrToStringUni(ptr);
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return desc;
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}
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}
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/// <summary>
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/// </summary>
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/// <param name="connId"></param>
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/// <param name="length"></param>
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/// <returns></returns>
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public bool GetPendingDataLength(ref int length)
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{
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return HPSocketSdk.HP_Client_GetPendingDataLength(pClient, ref length);
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}
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/// <summary>
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/// 设置连接的附加数据
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/// </summary>
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/// <param name="connId"></param>
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/// <param name="obj">如果为null,则为释放设置的数据</param>
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/// <returns></returns>
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public void SetExtra(object obj)
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{
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// 释放附加数据
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IntPtr ptr = GetExtra();
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if (ptr != IntPtr.Zero)
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{
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Marshal.FreeHGlobal(ptr);
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ptr = IntPtr.Zero;
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}
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if (obj != null)
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{
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// 设置附加数据
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ptr = Marshal.AllocHGlobal(Marshal.SizeOf(obj));
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Marshal.StructureToPtr(obj, ptr, false);
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}
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HPSocketSdk.HP_Client_SetExtra(pClient, ptr);
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}
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/// <summary>
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/// 获取附加数据
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/// 如设置的是个结构体/类对象,可以用 Type objA = (Type)Marshal.PtrToStructure(ptr, typeof(Type)) 获取
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/// 其中Type是结构体/类名,ptr是该方法的传出值,在该方法返回为true的时候可用
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/// </summary>
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/// <param name="connId"></param>
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/// <param name="ptr"></param>
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/// <returns></returns>
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public IntPtr GetExtra()
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{
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return HPSocketSdk.HP_Client_GetExtra(pClient);
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}
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/// <summary>
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/// 获取监听socket的地址信息
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/// </summary>
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/// <param name="ip"></param>
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/// <param name="ipLength"></param>
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/// <param name="port"></param>
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/// <returns></returns>
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public bool GetListenAddress(ref string ip, ref ushort port)
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{
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int ipLength = 40;
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StringBuilder sb = new StringBuilder(ipLength);
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bool ret = HPSocketSdk.HP_Client_GetLocalAddress(pClient, sb, ref ipLength, ref port);
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if (ret == true)
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{
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ip = sb.ToString();
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}
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return ret;
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}
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/// <summary>
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/// 是否启动
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/// </summary>
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public bool IsStarted
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{
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get
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{
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if (pClient == IntPtr.Zero)
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{
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return false;
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}
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return HPSocketSdk.HP_Client_HasStarted(pClient);
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}
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}
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/// <summary>
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/// 状态
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/// </summary>
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public ServiceState State
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{
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get
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{
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return HPSocketSdk.HP_Client_GetState(pClient);
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}
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}
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/// <summary>
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/// 获取该组件对象的连接Id
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/// </summary>
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public IntPtr ConnectionId
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{
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get
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{
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return HPSocketSdk.HP_Client_GetConnectionID(pClient);
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////
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/// <summary>
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/// 读取或设置内存块缓存池大小（通常设置为 -> PUSH 模型：5 - 10；PULL 模型：10 - 20 ）
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/// </summary>
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public uint FreeBufferPoolSize
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{
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get
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{
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return HPSocketSdk.HP_Client_GetFreeBufferPoolSize(pClient);
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}
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set
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{
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HPSocketSdk.HP_Client_SetFreeBufferPoolSize(pClient, value);
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}
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}
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/// <summary>
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/// 读取或设置内存块缓存池回收阀值（通常设置为内存块缓存池大小的 3 倍）
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/// </summary>
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public uint FreeBufferPoolHold
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{
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get
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{
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return HPSocketSdk.HP_Client_GetFreeBufferPoolHold(pClient);
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}
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set
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{
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HPSocketSdk.HP_Client_SetFreeBufferPoolHold(pClient, value);
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////
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/// <summary>
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/// 读取或设置通信数据缓冲区大小（根据平均通信数据包大小调整设置，通常设置为：(N * 1024) - sizeof(TBufferObj)）
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/// </summary>
|
|
public uint SocketBufferSize
|
|
{
|
|
get
|
|
{
|
|
return HPSocketSdk.HP_TcpClient_GetSocketBufferSize(pClient);
|
|
}
|
|
set
|
|
{
|
|
HPSocketSdk.HP_TcpClient_SetSocketBufferSize(pClient, value);
|
|
}
|
|
}
|
|
/// <summary>
|
|
/// 读取或设置心跳包间隔（毫秒，0 则不发送心跳包）
|
|
/// </summary>
|
|
public uint KeepAliveTime
|
|
{
|
|
get
|
|
{
|
|
return HPSocketSdk.HP_TcpClient_GetKeepAliveTime(pClient);
|
|
}
|
|
set
|
|
{
|
|
HPSocketSdk.HP_TcpClient_SetKeepAliveTime(pClient, value);
|
|
}
|
|
}
|
|
/// <summary>
|
|
/// 读取或设置心跳确认包检测间隔（毫秒，0 不发送心跳包，如果超过若干次 [默认：WinXP 5 次, Win7 10 次] 检测不到心跳确认包则认为已断线）
|
|
/// </summary>
|
|
public uint KeepAliveInterval
|
|
{
|
|
get
|
|
{
|
|
return HPSocketSdk.HP_TcpClient_GetKeepAliveInterval(pClient);
|
|
}
|
|
set
|
|
{
|
|
HPSocketSdk.HP_TcpClient_SetKeepAliveInterval(pClient, value);
|
|
}
|
|
}
|
|
/// <summary>
|
|
/// 根据错误码返回错误信息
|
|
/// </summary>
|
|
/// <param name="code"></param>
|
|
/// <returns></returns>
|
|
public string GetSocketErrorDesc(SocketError code)
|
|
{
|
|
IntPtr ptr = HPSocketSdk.HP_GetSocketErrorDesc(code);
|
|
string desc = Marshal.PtrToStringUni(ptr);
|
|
return desc;
|
|
}
|
|
///////////////////////////////////////////////////////////////////////////////////////
|
|
HPSocketCS.SDK.HPSocketSdk.OnPrepareConnect _OnPrepareConnect = null;
|
|
HPSocketCS.SDK.HPSocketSdk.OnConnect _OnConnect = null;
|
|
HPSocketCS.SDK.HPSocketSdk.OnReceive _OnReceive = null;
|
|
HPSocketCS.SDK.HPSocketSdk.OnSend _OnSend = null;
|
|
HPSocketCS.SDK.HPSocketSdk.OnClose _OnClose = null;
|
|
HPSocketCS.SDK.HPSocketSdk.OnError _OnError = null;
|
|
/// <summary>
|
|
/// 设置回调函数
|
|
/// </summary>
|
|
protected virtual void SetCallback()
|
|
{
|
|
// 设置 Socket 监听器回调函数
|
|
_OnPrepareConnect = new HPSocketSdk.OnPrepareConnect(SDK_OnPrepareConnect);
|
|
_OnConnect = new HPSocketSdk.OnConnect(SDK_OnConnect);
|
|
_OnSend = new HPSocketSdk.OnSend(SDK_OnSend);
|
|
_OnReceive = new HPSocketSdk.OnReceive(SDK_OnReceive);
|
|
_OnClose = new HPSocketSdk.OnClose(SDK_OnClose);
|
|
_OnError = new HPSocketSdk.OnError(SDK_OnError);
|
|
HPSocketSdk.HP_Set_FN_Client_OnPrepareConnect(pListener, _OnPrepareConnect);
|
|
HPSocketSdk.HP_Set_FN_Client_OnConnect(pListener, _OnConnect);
|
|
HPSocketSdk.HP_Set_FN_Client_OnSend(pListener, _OnSend);
|
|
HPSocketSdk.HP_Set_FN_Client_OnReceive(pListener, _OnReceive);
|
|
HPSocketSdk.HP_Set_FN_Client_OnClose(pListener, _OnClose);
|
|
HPSocketSdk.HP_Set_FN_Client_OnError(pListener, _OnError);
|
|
}
|
|
protected HandleResult SDK_OnPrepareConnect(IntPtr pClient, uint socket)
|
|
{
|
|
if (OnPrepareConnect != null)
|
|
{
|
|
return OnPrepareConnect(this, socket);
|
|
}
|
|
return HandleResult.Ignore;
|
|
}
|
|
protected HandleResult SDK_OnConnect(IntPtr pClient)
|
|
{
|
|
if (OnConnect != null)
|
|
{
|
|
return OnConnect(this);
|
|
}
|
|
return HandleResult.Ignore;
|
|
}
|
|
protected HandleResult SDK_OnSend(IntPtr pClient, IntPtr pData, int length)
|
|
{
|
|
if (OnSend != null)
|
|
{
|
|
return OnSend(this, pData, length);
|
|
}
|
|
return HandleResult.Ignore;
|
|
}
|
|
protected HandleResult SDK_OnReceive(IntPtr pClient, IntPtr pData, int length)
|
|
{
|
|
if (OnReceive != null)
|
|
{
|
|
return OnReceive(this, pData, length);
|
|
}
|
|
return HandleResult.Ignore;
|
|
}
|
|
protected HandleResult SDK_OnClose(IntPtr pClient)
|
|
{
|
|
if (OnClose != null)
|
|
{
|
|
return OnClose(this);
|
|
}
|
|
return HandleResult.Ignore;
|
|
}
|
|
protected HandleResult SDK_OnError(IntPtr pClient, SocketOperation enOperation, int errorCode)
|
|
{
|
|
if (OnError != null)
|
|
{
|
|
return OnError(this, enOperation, errorCode);
|
|
}
|
|
return HandleResult.Ignore;
|
|
}
|
|
///////////////////////////////////////////////////////////////////////////
|
|
/// <summary>
|
|
/// 获取系统返回的错误码
|
|
/// </summary>
|
|
public int SYSGetLastError()
|
|
{
|
|
return HPSocketSdk.SYS_GetLastError();
|
|
}
|
|
/// <summary>
|
|
/// 调用系统的 ::WSAGetLastError() 方法获取通信错误代码
|
|
/// </summary>
|
|
public int SYSWSAGetLastError()
|
|
{
|
|
return HPSocketSdk.SYS_WSAGetLastError();
|
|
}
|
|
/// <summary>
|
|
/// 调用系统的 setsockopt()
|
|
/// </summary>
|
|
/// <param name="sock"></param>
|
|
/// <param name="level"></param>
|
|
/// <param name="name"></param>
|
|
/// <param name="val"></param>
|
|
/// <param name="len"></param>
|
|
/// <returns></returns>
|
|
///
|
|
public int SYS_SetSocketOption(IntPtr sock, int level, int name, IntPtr val, int len)
|
|
{
|
|
return HPSocketSdk.SYS_SetSocketOption(sock, level, name, val, len);
|
|
}
|
|
/// <summary>
|
|
/// 调用系统的 getsockopt()
|
|
/// </summary>
|
|
/// <param name="sock"></param>
|
|
/// <param name="level"></param>
|
|
/// <param name="name"></param>
|
|
/// <param name="val"></param>
|
|
/// <param name="len"></param>
|
|
/// <returns></returns>
|
|
///
|
|
public int SYSGetSocketOption(IntPtr sock, int level, int name, IntPtr val, ref int len)
|
|
{
|
|
return HPSocketSdk.SYS_GetSocketOption(sock, level, name, val, ref len);
|
|
}
|
|
/// <summary>
|
|
/// 调用系统的 ioctlsocket()
|
|
/// </summary>
|
|
/// <param name="sock"></param>
|
|
/// <param name="cmd"></param>
|
|
/// <param name="arg"></param>
|
|
/// <returns></returns>
|
|
///
|
|
public int SYSIoctlSocket(IntPtr sock, long cmd, IntPtr arg)
|
|
{
|
|
return HPSocketSdk.SYS_IoctlSocket(sock, cmd, arg);
|
|
}
|
|
/// <summary>
|
|
/// 调用系统的 ::WSAIoctl()
|
|
/// </summary>
|
|
/// <param name="sock"></param>
|
|
/// <param name="dwIoControlCode"></param>
|
|
/// <param name="lpvInBuffer"></param>
|
|
/// <param name="cbInBuffer"></param>
|
|
/// <param name="lpvOutBuffer"></param>
|
|
/// <param name="cbOutBuffer"></param>
|
|
/// <param name="lpcbBytesReturned"></param>
|
|
/// <returns></returns>
|
|
public int SYS_WSAIoctl(IntPtr sock, uint dwIoControlCode, IntPtr lpvInBuffer, uint cbInBuffer,
|
|
IntPtr lpvOutBuffer, uint cbOutBuffer, uint lpcbBytesReturned)
|
|
{
|
|
return HPSocketSdk.SYS_WSAIoctl(sock, dwIoControlCode, lpvInBuffer, cbInBuffer,
|
|
lpvOutBuffer, cbOutBuffer, lpcbBytesReturned);
|
|
}
|
|
/// <summary>
|
|
/// 由结构体转换为byte数组
|
|
/// </summary>
|
|
public byte[] StructureToByte<T>(T structure)
|
|
{
|
|
int size = Marshal.SizeOf(typeof(T));
|
|
byte[] buffer = new byte[size];
|
|
IntPtr bufferIntPtr = Marshal.AllocHGlobal(size);
|
|
try
|
|
{
|
|
Marshal.StructureToPtr(structure, bufferIntPtr, true);
|
|
Marshal.Copy(bufferIntPtr, buffer, 0, size);
|
|
}
|
|
finally
|
|
{
|
|
Marshal.FreeHGlobal(bufferIntPtr);
|
|
}
|
|
return buffer;
|
|
}
|
|
/// <summary>
|
|
/// 由byte数组转换为结构体
|
|
/// </summary>
|
|
public T ByteToStructure<T>(byte[] dataBuffer)
|
|
{
|
|
object structure = null;
|
|
int size = Marshal.SizeOf(typeof(T));
|
|
IntPtr allocIntPtr = Marshal.AllocHGlobal(size);
|
|
try
|
|
{
|
|
Marshal.Copy(dataBuffer, 0, allocIntPtr, size);
|
|
structure = Marshal.PtrToStructure(allocIntPtr, typeof(T));
|
|
}
|
|
finally
|
|
{
|
|
Marshal.FreeHGlobal(allocIntPtr);
|
|
}
|
|
return (T)structure;
|
|
}
|
|
/// <summary>
|
|
/// 对象序列化成byte[]
|
|
/// </summary>
|
|
/// <param name="obj"></param>
|
|
/// <returns></returns>
|
|
public byte[] ObjectToBytes(object obj)
|
|
{
|
|
using (MemoryStream ms = new MemoryStream())
|
|
{
|
|
IFormatter formatter = new BinaryFormatter();
|
|
formatter.Serialize(ms, obj);
|
|
return ms.GetBuffer();
|
|
}
|
|
}
|
|
/// <summary>
|
|
/// byte[]序列化成对象
|
|
/// </summary>
|
|
/// <param name="Bytes"></param>
|
|
/// <returns></returns>
|
|
public object BytesToObject(byte[] bytes)
|
|
{
|
|
using (MemoryStream ms = new MemoryStream(bytes))
|
|
{
|
|
IFormatter formatter = new BinaryFormatter();
|
|
return formatter.Deserialize(ms);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|