niko
996 lines
56 KiB
C#
996 lines
56 KiB
C#
using System;
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namespace System.Net.Sockets
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{
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/// <summary>Provides User Datagram Protocol (UDP) network services.</summary>
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// Token: 0x020001FA RID: 506
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public class UdpClient : IDisposable
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{
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/// <summary>Initializes a new instance of the <see cref="T:System.Net.Sockets.UdpClient" /> class.</summary>
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/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when accessing the socket. See the Remarks section for more information. </exception>
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// Token: 0x060010FD RID: 4349 RVA: 0x00031668 File Offset: 0x0002F868
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public UdpClient()
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: this(AddressFamily.InterNetwork)
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{
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}
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/// <summary>Initializes a new instance of the <see cref="T:System.Net.Sockets.UdpClient" /> class.</summary>
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/// <param name="family">One of the <see cref="T:System.Net.Sockets.AddressFamily" /> values that specifies the addressing scheme of the socket. </param>
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/// <exception cref="T:System.ArgumentException">
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/// <paramref name="family" /> is not <see cref="F:System.Net.Sockets.AddressFamily.InterNetwork" /> or <see cref="F:System.Net.Sockets.AddressFamily.InterNetworkV6" />. </exception>
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/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when accessing the socket. See the Remarks section for more information. </exception>
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// Token: 0x060010FE RID: 4350 RVA: 0x00031674 File Offset: 0x0002F874
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public UdpClient(AddressFamily family)
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{
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this.family = AddressFamily.InterNetwork;
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base..ctor();
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if (family != AddressFamily.InterNetwork && family != AddressFamily.InterNetworkV6)
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{
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throw new ArgumentException("Family must be InterNetwork or InterNetworkV6", "family");
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}
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this.family = family;
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this.InitSocket(null);
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}
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/// <summary>Initializes a new instance of the <see cref="T:System.Net.Sockets.UdpClient" /> class and binds it to the local port number provided.</summary>
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/// <param name="port">The local port number from which you intend to communicate. </param>
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/// <exception cref="T:System.ArgumentOutOfRangeException">The <paramref name="port" /> parameter is greater than <see cref="F:System.Net.IPEndPoint.MaxPort" /> or less than <see cref="F:System.Net.IPEndPoint.MinPort" />. </exception>
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/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when accessing the socket. See the Remarks section for more information. </exception>
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// Token: 0x060010FF RID: 4351 RVA: 0x000316BC File Offset: 0x0002F8BC
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public UdpClient(int port)
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{
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this.family = AddressFamily.InterNetwork;
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base..ctor();
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if (port < 0 || port > 65535)
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{
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throw new ArgumentOutOfRangeException("port");
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}
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this.family = AddressFamily.InterNetwork;
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IPEndPoint ipendPoint = new IPEndPoint(IPAddress.Any, port);
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this.InitSocket(ipendPoint);
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}
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/// <summary>Initializes a new instance of the <see cref="T:System.Net.Sockets.UdpClient" /> class and binds it to the specified local endpoint.</summary>
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/// <param name="localEP">An <see cref="T:System.Net.IPEndPoint" /> that respresents the local endpoint to which you bind the UDP connection. </param>
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/// <exception cref="T:System.ArgumentNullException">
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/// <paramref name="localEP" /> is null. </exception>
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/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when accessing the socket. See the Remarks section for more information. </exception>
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// Token: 0x06001100 RID: 4352 RVA: 0x00031710 File Offset: 0x0002F910
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public UdpClient(IPEndPoint localEP)
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{
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this.family = AddressFamily.InterNetwork;
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base..ctor();
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if (localEP == null)
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{
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throw new ArgumentNullException("localEP");
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}
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this.family = localEP.AddressFamily;
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this.InitSocket(localEP);
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}
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/// <summary>Initializes a new instance of the <see cref="T:System.Net.Sockets.UdpClient" /> class and binds it to the local port number provided.</summary>
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/// <param name="port">The port on which to listen for incoming connection attempts. </param>
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/// <param name="family">One of the <see cref="T:System.Net.Sockets.AddressFamily" /> values that specifies the addressing scheme of the socket. </param>
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/// <exception cref="T:System.ArgumentException">
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/// <paramref name="family" /> is not <see cref="F:System.Net.Sockets.AddressFamily.InterNetwork" /> or <see cref="F:System.Net.Sockets.AddressFamily.InterNetworkV6" />. </exception>
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/// <exception cref="T:System.ArgumentOutOfRangeException">
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/// <paramref name="port" /> is greater than <see cref="F:System.Net.IPEndPoint.MaxPort" /> or less than <see cref="F:System.Net.IPEndPoint.MinPort" />. </exception>
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/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when accessing the socket. See the Remarks section for more information. </exception>
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// Token: 0x06001101 RID: 4353 RVA: 0x00031744 File Offset: 0x0002F944
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public UdpClient(int port, AddressFamily family)
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{
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this.family = AddressFamily.InterNetwork;
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base..ctor();
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if (family != AddressFamily.InterNetwork && family != AddressFamily.InterNetworkV6)
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{
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throw new ArgumentException("Family must be InterNetwork or InterNetworkV6", "family");
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}
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if (port < 0 || port > 65535)
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{
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throw new ArgumentOutOfRangeException("port");
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}
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this.family = family;
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IPEndPoint ipendPoint;
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if (family == AddressFamily.InterNetwork)
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{
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ipendPoint = new IPEndPoint(IPAddress.Any, port);
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}
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else
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{
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ipendPoint = new IPEndPoint(IPAddress.IPv6Any, port);
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}
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this.InitSocket(ipendPoint);
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}
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/// <summary>Initializes a new instance of the <see cref="T:System.Net.Sockets.UdpClient" /> class and establishes a default remote host.</summary>
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/// <param name="hostname">The name of the remote DNS host to which you intend to connect. </param>
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/// <param name="port">The remote port number to which you intend to connect. </param>
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/// <exception cref="T:System.ArgumentNullException">
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/// <paramref name="hostname" /> is null. </exception>
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/// <exception cref="T:System.ArgumentOutOfRangeException">
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/// <paramref name="port" /> is not between <see cref="F:System.Net.IPEndPoint.MinPort" /> and <see cref="F:System.Net.IPEndPoint.MaxPort" />. </exception>
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/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when accessing the socket. See the Remarks section for more information. </exception>
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// Token: 0x06001102 RID: 4354 RVA: 0x000317CC File Offset: 0x0002F9CC
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public UdpClient(string hostname, int port)
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{
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this.family = AddressFamily.InterNetwork;
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base..ctor();
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if (hostname == null)
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{
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throw new ArgumentNullException("hostname");
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}
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if (port < 0 || port > 65535)
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{
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throw new ArgumentOutOfRangeException("port");
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}
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this.InitSocket(null);
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this.Connect(hostname, port);
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}
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/// <summary>Releases all resources used by the <see cref="T:System.Net.Sockets.UdpClient" />.</summary>
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// Token: 0x06001103 RID: 4355 RVA: 0x00031824 File Offset: 0x0002FA24
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void IDisposable.Dispose()
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{
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this.Dispose(true);
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GC.SuppressFinalize(this);
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}
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// Token: 0x06001104 RID: 4356 RVA: 0x00031834 File Offset: 0x0002FA34
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private void InitSocket(EndPoint localEP)
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{
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if (this.socket != null)
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{
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this.socket.Close();
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this.socket = null;
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}
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this.socket = new Socket(this.family, SocketType.Dgram, ProtocolType.Udp);
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if (localEP != null)
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{
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this.socket.Bind(localEP);
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}
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}
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/// <summary>Closes the UDP connection.</summary>
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/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when accessing the socket. See the Remarks section for more information. </exception>
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/// <PermissionSet>
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/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Flags="UnmanagedCode, ControlEvidence" />
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/// </PermissionSet>
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// Token: 0x06001105 RID: 4357 RVA: 0x00031884 File Offset: 0x0002FA84
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public void Close()
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{
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((IDisposable)this).Dispose();
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}
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// Token: 0x06001106 RID: 4358 RVA: 0x0003188C File Offset: 0x0002FA8C
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private void DoConnect(IPEndPoint endPoint)
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{
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try
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{
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this.socket.Connect(endPoint);
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}
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catch (SocketException ex)
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{
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if (ex.ErrorCode != 10013)
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{
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throw;
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}
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this.socket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.Broadcast, 1);
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this.socket.Connect(endPoint);
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}
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}
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/// <summary>Establishes a default remote host using the specified network endpoint.</summary>
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/// <param name="endPoint">An <see cref="T:System.Net.IPEndPoint" /> that specifies the network endpoint to which you intend to send data. </param>
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/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when accessing the socket. See the Remarks section for more information. </exception>
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/// <exception cref="T:System.ArgumentNullException">
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/// <paramref name="endPoint" /> is null. </exception>
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/// <exception cref="T:System.ObjectDisposedException">The <see cref="T:System.Net.Sockets.UdpClient" /> is closed. </exception>
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/// <PermissionSet>
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/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// <IPermission class="System.Diagnostics.PerformanceCounterPermission, System, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// <IPermission class="System.Net.SocketPermission, System, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// </PermissionSet>
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// Token: 0x06001107 RID: 4359 RVA: 0x00031904 File Offset: 0x0002FB04
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public void Connect(IPEndPoint endPoint)
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{
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this.CheckDisposed();
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if (endPoint == null)
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{
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throw new ArgumentNullException("endPoint");
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}
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this.DoConnect(endPoint);
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this.active = true;
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}
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/// <summary>Establishes a default remote host using the specified IP address and port number.</summary>
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/// <param name="addr">The <see cref="T:System.Net.IPAddress" /> of the remote host to which you intend to send data. </param>
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/// <param name="port">The port number to which you intend send data. </param>
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/// <exception cref="T:System.ObjectDisposedException">
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/// <see cref="T:System.Net.Sockets.UdpClient" /> is closed. </exception>
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/// <exception cref="T:System.ArgumentNullException">
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/// <paramref name="addr" /> is null. </exception>
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/// <exception cref="T:System.ArgumentOutOfRangeException">
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/// <paramref name="port" /> is not between <see cref="F:System.Net.IPEndPoint.MinPort" /> and <see cref="F:System.Net.IPEndPoint.MaxPort" />. </exception>
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/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when accessing the socket. See the Remarks section for more information. </exception>
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/// <PermissionSet>
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/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// <IPermission class="System.Diagnostics.PerformanceCounterPermission, System, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// <IPermission class="System.Net.SocketPermission, System, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// </PermissionSet>
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// Token: 0x06001108 RID: 4360 RVA: 0x0003192C File Offset: 0x0002FB2C
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public void Connect(IPAddress addr, int port)
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{
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if (addr == null)
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{
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throw new ArgumentNullException("addr");
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}
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if (port < 0 || port > 65535)
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{
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throw new ArgumentOutOfRangeException("port");
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}
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this.Connect(new IPEndPoint(addr, port));
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}
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/// <summary>Establishes a default remote host using the specified host name and port number.</summary>
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/// <param name="hostname">The DNS name of the remote host to which you intend send data. </param>
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/// <param name="port">The port number on the remote host to which you intend to send data. </param>
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/// <exception cref="T:System.ObjectDisposedException">The <see cref="T:System.Net.Sockets.UdpClient" /> is closed. </exception>
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/// <exception cref="T:System.ArgumentOutOfRangeException">
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/// <paramref name="port" /> is not between <see cref="F:System.Net.IPEndPoint.MinPort" /> and <see cref="F:System.Net.IPEndPoint.MaxPort" />. </exception>
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/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when accessing the socket. See the Remarks section for more information. </exception>
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/// <PermissionSet>
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/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// <IPermission class="System.Diagnostics.PerformanceCounterPermission, System, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// <IPermission class="System.Net.SocketPermission, System, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// </PermissionSet>
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// Token: 0x06001109 RID: 4361 RVA: 0x0003196C File Offset: 0x0002FB6C
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public void Connect(string hostname, int port)
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{
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if (port < 0 || port > 65535)
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{
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throw new ArgumentOutOfRangeException("port");
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}
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IPAddress[] hostAddresses = Dns.GetHostAddresses(hostname);
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for (int i = 0; i < hostAddresses.Length; i++)
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{
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try
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{
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this.family = hostAddresses[i].AddressFamily;
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this.Connect(new IPEndPoint(hostAddresses[i], port));
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break;
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}
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catch (Exception ex)
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{
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if (i == hostAddresses.Length - 1)
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{
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if (this.socket != null)
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{
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this.socket.Close();
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this.socket = null;
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}
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throw ex;
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}
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}
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}
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}
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/// <summary>Leaves a multicast group.</summary>
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/// <param name="multicastAddr">The <see cref="T:System.Net.IPAddress" /> of the multicast group to leave. </param>
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/// <exception cref="T:System.ObjectDisposedException">The underlying <see cref="T:System.Net.Sockets.Socket" /> has been closed. </exception>
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/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when accessing the socket. See the Remarks section for more information. </exception>
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/// <exception cref="T:System.ArgumentException">The IP address is not compatible with the <see cref="T:System.Net.Sockets.AddressFamily" /> value that defines the addressing scheme of the socket. </exception>
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/// <exception cref="T:System.ArgumentNullException">
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/// <paramref name="multicastAddr" /> is null.</exception>
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/// <PermissionSet>
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/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// </PermissionSet>
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// Token: 0x0600110A RID: 4362 RVA: 0x00031A24 File Offset: 0x0002FC24
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public void DropMulticastGroup(IPAddress multicastAddr)
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{
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this.CheckDisposed();
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if (multicastAddr == null)
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{
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throw new ArgumentNullException("multicastAddr");
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}
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if (this.family == AddressFamily.InterNetwork)
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{
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this.socket.SetSocketOption(SocketOptionLevel.IP, SocketOptionName.DropMembership, new MulticastOption(multicastAddr));
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}
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else
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{
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this.socket.SetSocketOption(SocketOptionLevel.IPv6, SocketOptionName.DropMembership, new IPv6MulticastOption(multicastAddr));
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}
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}
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/// <summary>Leaves a multicast group.</summary>
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/// <param name="multicastAddr">The <see cref="T:System.Net.IPAddress" /> of the multicast group to leave. </param>
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/// <param name="ifindex">The local address of the multicast group to leave.</param>
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/// <exception cref="T:System.ObjectDisposedException">The underlying <see cref="T:System.Net.Sockets.Socket" /> has been closed. </exception>
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/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when accessing the socket. See the Remarks section for more information. </exception>
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/// <exception cref="T:System.ArgumentException">The IP address is not compatible with the <see cref="T:System.Net.Sockets.AddressFamily" /> value that defines the addressing scheme of the socket. </exception>
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/// <exception cref="T:System.ArgumentNullException">
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/// <paramref name="multicastAddr" /> is null.</exception>
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/// <PermissionSet>
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/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// </PermissionSet>
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// Token: 0x0600110B RID: 4363 RVA: 0x00031A84 File Offset: 0x0002FC84
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public void DropMulticastGroup(IPAddress multicastAddr, int ifindex)
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{
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this.CheckDisposed();
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if (multicastAddr == null)
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{
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throw new ArgumentNullException("multicastAddr");
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}
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if (this.family == AddressFamily.InterNetworkV6)
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{
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this.socket.SetSocketOption(SocketOptionLevel.IPv6, SocketOptionName.DropMembership, new IPv6MulticastOption(multicastAddr, (long)ifindex));
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}
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}
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/// <summary>Adds a <see cref="T:System.Net.Sockets.UdpClient" /> to a multicast group.</summary>
|
|
/// <param name="multicastAddr">The multicast <see cref="T:System.Net.IPAddress" /> of the group you want to join. </param>
|
|
/// <exception cref="T:System.ObjectDisposedException">The underlying <see cref="T:System.Net.Sockets.Socket" /> has been closed. </exception>
|
|
/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when accessing the socket. See the Remarks section for more information. </exception>
|
|
/// <exception cref="T:System.ArgumentException">The IP address is not compatible with the <see cref="T:System.Net.Sockets.AddressFamily" /> value that defines the addressing scheme of the socket. </exception>
|
|
/// <PermissionSet>
|
|
/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// </PermissionSet>
|
|
// Token: 0x0600110C RID: 4364 RVA: 0x00031AC4 File Offset: 0x0002FCC4
|
|
public void JoinMulticastGroup(IPAddress multicastAddr)
|
|
{
|
|
this.CheckDisposed();
|
|
if (multicastAddr == null)
|
|
{
|
|
throw new ArgumentNullException("multicastAddr");
|
|
}
|
|
if (this.family == AddressFamily.InterNetwork)
|
|
{
|
|
this.socket.SetSocketOption(SocketOptionLevel.IP, SocketOptionName.AddMembership, new MulticastOption(multicastAddr));
|
|
}
|
|
else
|
|
{
|
|
this.socket.SetSocketOption(SocketOptionLevel.IPv6, SocketOptionName.AddMembership, new IPv6MulticastOption(multicastAddr));
|
|
}
|
|
}
|
|
|
|
/// <summary>Adds a <see cref="T:System.Net.Sockets.UdpClient" /> to a multicast group.</summary>
|
|
/// <param name="ifindex">The local address. </param>
|
|
/// <param name="multicastAddr">The multicast <see cref="T:System.Net.IPAddress" /> of the group you want to join. </param>
|
|
/// <exception cref="T:System.ObjectDisposedException">The underlying <see cref="T:System.Net.Sockets.Socket" /> has been closed. </exception>
|
|
/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when accessing the socket. See the Remarks section for more information. </exception>
|
|
/// <PermissionSet>
|
|
/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// </PermissionSet>
|
|
// Token: 0x0600110D RID: 4365 RVA: 0x00031B24 File Offset: 0x0002FD24
|
|
public void JoinMulticastGroup(int ifindex, IPAddress multicastAddr)
|
|
{
|
|
this.CheckDisposed();
|
|
if (multicastAddr == null)
|
|
{
|
|
throw new ArgumentNullException("multicastAddr");
|
|
}
|
|
if (this.family == AddressFamily.InterNetworkV6)
|
|
{
|
|
this.socket.SetSocketOption(SocketOptionLevel.IPv6, SocketOptionName.AddMembership, new IPv6MulticastOption(multicastAddr, (long)ifindex));
|
|
return;
|
|
}
|
|
throw new SocketException(10045);
|
|
}
|
|
|
|
/// <summary>Adds a <see cref="T:System.Net.Sockets.UdpClient" /> to a multicast group with the specified Time to Live (TTL).</summary>
|
|
/// <param name="multicastAddr">The <see cref="T:System.Net.IPAddress" /> of the multicast group to join. </param>
|
|
/// <param name="timeToLive">The Time to Live (TTL), measured in router hops. </param>
|
|
/// <exception cref="T:System.ArgumentOutOfRangeException">The TTL provided is not between 0 and 255 </exception>
|
|
/// <exception cref="T:System.ObjectDisposedException">The underlying <see cref="T:System.Net.Sockets.Socket" /> has been closed. </exception>
|
|
/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when accessing the socket. See the Remarks section for more information. </exception>
|
|
/// <exception cref="T:System.ArgumentNullException">
|
|
/// <paramref name="multicastAddr" /> is null.</exception>
|
|
/// <exception cref="T:System.ArgumentException">The IP address is not compatible with the <see cref="T:System.Net.Sockets.AddressFamily" /> value that defines the addressing scheme of the socket. </exception>
|
|
/// <PermissionSet>
|
|
/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// </PermissionSet>
|
|
// Token: 0x0600110E RID: 4366 RVA: 0x00031B7C File Offset: 0x0002FD7C
|
|
public void JoinMulticastGroup(IPAddress multicastAddr, int timeToLive)
|
|
{
|
|
this.CheckDisposed();
|
|
if (multicastAddr == null)
|
|
{
|
|
throw new ArgumentNullException("multicastAddr");
|
|
}
|
|
if (timeToLive < 0 || timeToLive > 255)
|
|
{
|
|
throw new ArgumentOutOfRangeException("timeToLive");
|
|
}
|
|
this.JoinMulticastGroup(multicastAddr);
|
|
if (this.family == AddressFamily.InterNetwork)
|
|
{
|
|
this.socket.SetSocketOption(SocketOptionLevel.IP, SocketOptionName.MulticastTimeToLive, timeToLive);
|
|
}
|
|
else
|
|
{
|
|
this.socket.SetSocketOption(SocketOptionLevel.IPv6, SocketOptionName.MulticastTimeToLive, timeToLive);
|
|
}
|
|
}
|
|
|
|
/// <summary>Adds a <see cref="T:System.Net.Sockets.UdpClient" /> to a multicast group.</summary>
|
|
/// <param name="multicastAddr">The multicast <see cref="T:System.Net.IPAddress" /> of the group you want to join.</param>
|
|
/// <param name="localAddress">The local <see cref="T:System.Net.IPAddress" />.</param>
|
|
/// <exception cref="T:System.ObjectDisposedException">The underlying <see cref="T:System.Net.Sockets.Socket" /> has been closed. </exception>
|
|
/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when accessing the socket. See the Remarks section for more information. </exception>
|
|
/// <PermissionSet>
|
|
/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// </PermissionSet>
|
|
// Token: 0x0600110F RID: 4367 RVA: 0x00031BF4 File Offset: 0x0002FDF4
|
|
public void JoinMulticastGroup(IPAddress multicastAddr, IPAddress localAddress)
|
|
{
|
|
this.CheckDisposed();
|
|
if (this.family == AddressFamily.InterNetwork)
|
|
{
|
|
this.socket.SetSocketOption(SocketOptionLevel.IP, SocketOptionName.AddMembership, new MulticastOption(multicastAddr, localAddress));
|
|
return;
|
|
}
|
|
throw new SocketException(10045);
|
|
}
|
|
|
|
/// <summary>Returns a UDP datagram that was sent by a remote host.</summary>
|
|
/// <returns>An array of type <see cref="T:System.Byte" /> that contains datagram data.</returns>
|
|
/// <param name="remoteEP">An <see cref="T:System.Net.IPEndPoint" /> that represents the remote host from which the data was sent. </param>
|
|
/// <exception cref="T:System.ObjectDisposedException">The underlying <see cref="T:System.Net.Sockets.Socket" /> has been closed. </exception>
|
|
/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when accessing the socket. See the Remarks section for more information. </exception>
|
|
/// <PermissionSet>
|
|
/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Diagnostics.PerformanceCounterPermission, System, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Net.SocketPermission, System, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// </PermissionSet>
|
|
// Token: 0x06001110 RID: 4368 RVA: 0x00031C30 File Offset: 0x0002FE30
|
|
public byte[] Receive(ref IPEndPoint remoteEP)
|
|
{
|
|
this.CheckDisposed();
|
|
byte[] array = new byte[65536];
|
|
EndPoint endPoint;
|
|
if (this.family == AddressFamily.InterNetwork)
|
|
{
|
|
endPoint = new IPEndPoint(IPAddress.Any, 0);
|
|
}
|
|
else
|
|
{
|
|
endPoint = new IPEndPoint(IPAddress.IPv6Any, 0);
|
|
}
|
|
int num = this.socket.ReceiveFrom(array, ref endPoint);
|
|
if (num < array.Length)
|
|
{
|
|
array = this.CutArray(array, num);
|
|
}
|
|
remoteEP = (IPEndPoint)endPoint;
|
|
return array;
|
|
}
|
|
|
|
// Token: 0x06001111 RID: 4369 RVA: 0x00031CA4 File Offset: 0x0002FEA4
|
|
private int DoSend(byte[] dgram, int bytes, IPEndPoint endPoint)
|
|
{
|
|
int num;
|
|
try
|
|
{
|
|
if (endPoint == null)
|
|
{
|
|
num = this.socket.Send(dgram, 0, bytes, SocketFlags.None);
|
|
}
|
|
else
|
|
{
|
|
num = this.socket.SendTo(dgram, 0, bytes, SocketFlags.None, endPoint);
|
|
}
|
|
}
|
|
catch (SocketException ex)
|
|
{
|
|
if (ex.ErrorCode != 10013)
|
|
{
|
|
throw;
|
|
}
|
|
this.socket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.Broadcast, 1);
|
|
if (endPoint == null)
|
|
{
|
|
num = this.socket.Send(dgram, 0, bytes, SocketFlags.None);
|
|
}
|
|
else
|
|
{
|
|
num = this.socket.SendTo(dgram, 0, bytes, SocketFlags.None, endPoint);
|
|
}
|
|
}
|
|
return num;
|
|
}
|
|
|
|
/// <summary>Sends a UDP datagram to a remote host.</summary>
|
|
/// <returns>The number of bytes sent.</returns>
|
|
/// <param name="dgram">An array of type <see cref="T:System.Byte" /> that specifies the UDP datagram that you intend to send represented as an array of bytes. </param>
|
|
/// <param name="bytes">The number of bytes in the datagram. </param>
|
|
/// <exception cref="T:System.ArgumentNullException">
|
|
/// <paramref name="dgram" /> is null. </exception>
|
|
/// <exception cref="T:System.InvalidOperationException">The <see cref="T:System.Net.Sockets.UdpClient" /> has already established a default remote host. </exception>
|
|
/// <exception cref="T:System.ObjectDisposedException">The <see cref="T:System.Net.Sockets.UdpClient" /> is closed. </exception>
|
|
/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when accessing the socket. See the Remarks section for more information. </exception>
|
|
/// <PermissionSet>
|
|
/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Flags="UnmanagedCode, ControlEvidence" />
|
|
/// <IPermission class="System.Diagnostics.PerformanceCounterPermission, System, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// </PermissionSet>
|
|
// Token: 0x06001112 RID: 4370 RVA: 0x00031D60 File Offset: 0x0002FF60
|
|
public int Send(byte[] dgram, int bytes)
|
|
{
|
|
this.CheckDisposed();
|
|
if (dgram == null)
|
|
{
|
|
throw new ArgumentNullException("dgram");
|
|
}
|
|
if (!this.active)
|
|
{
|
|
throw new InvalidOperationException("Operation not allowed on non-connected sockets.");
|
|
}
|
|
return this.DoSend(dgram, bytes, null);
|
|
}
|
|
|
|
/// <summary>Sends a UDP datagram to the host at the specified remote endpoint.</summary>
|
|
/// <returns>The number of bytes sent.</returns>
|
|
/// <param name="dgram">An array of type <see cref="T:System.Byte" /> that specifies the UDP datagram that you intend to send, represented as an array of bytes. </param>
|
|
/// <param name="bytes">The number of bytes in the datagram. </param>
|
|
/// <param name="endPoint">An <see cref="T:System.Net.IPEndPoint" /> that represents the host and port to which to send the datagram. </param>
|
|
/// <exception cref="T:System.ArgumentNullException">
|
|
/// <paramref name="dgram" /> is null. </exception>
|
|
/// <exception cref="T:System.InvalidOperationException">
|
|
/// <see cref="T:System.Net.Sockets.UdpClient" /> has already established a default remote host. </exception>
|
|
/// <exception cref="T:System.ObjectDisposedException">
|
|
/// <see cref="T:System.Net.Sockets.UdpClient" /> is closed. </exception>
|
|
/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when accessing the socket. See the Remarks section for more information. </exception>
|
|
/// <PermissionSet>
|
|
/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Flags="UnmanagedCode, ControlEvidence" />
|
|
/// <IPermission class="System.Diagnostics.PerformanceCounterPermission, System, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// </PermissionSet>
|
|
// Token: 0x06001113 RID: 4371 RVA: 0x00031DA4 File Offset: 0x0002FFA4
|
|
public int Send(byte[] dgram, int bytes, IPEndPoint endPoint)
|
|
{
|
|
this.CheckDisposed();
|
|
if (dgram == null)
|
|
{
|
|
throw new ArgumentNullException("dgram is null");
|
|
}
|
|
if (!this.active)
|
|
{
|
|
return this.DoSend(dgram, bytes, endPoint);
|
|
}
|
|
if (endPoint != null)
|
|
{
|
|
throw new InvalidOperationException("Cannot send packets to an arbitrary host while connected.");
|
|
}
|
|
return this.DoSend(dgram, bytes, null);
|
|
}
|
|
|
|
/// <summary>Sends a UDP datagram to a specified port on a specified remote host.</summary>
|
|
/// <returns>The number of bytes sent.</returns>
|
|
/// <param name="dgram">An array of type <see cref="T:System.Byte" /> that specifies the UDP datagram that you intend to send represented as an array of bytes. </param>
|
|
/// <param name="bytes">The number of bytes in the datagram. </param>
|
|
/// <param name="hostname">The name of the remote host to which you intend to send the datagram. </param>
|
|
/// <param name="port">The remote port number with which you intend to communicate. </param>
|
|
/// <exception cref="T:System.ArgumentNullException">
|
|
/// <paramref name="dgram" /> is null. </exception>
|
|
/// <exception cref="T:System.InvalidOperationException">The <see cref="T:System.Net.Sockets.UdpClient" /> has already established a default remote host. </exception>
|
|
/// <exception cref="T:System.ObjectDisposedException">The <see cref="T:System.Net.Sockets.UdpClient" /> is closed. </exception>
|
|
/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when accessing the socket. See the Remarks section for more information. </exception>
|
|
/// <PermissionSet>
|
|
/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Flags="UnmanagedCode, ControlEvidence" />
|
|
/// <IPermission class="System.Diagnostics.PerformanceCounterPermission, System, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// </PermissionSet>
|
|
// Token: 0x06001114 RID: 4372 RVA: 0x00031DF8 File Offset: 0x0002FFF8
|
|
public int Send(byte[] dgram, int bytes, string hostname, int port)
|
|
{
|
|
return this.Send(dgram, bytes, new IPEndPoint(Dns.GetHostAddresses(hostname)[0], port));
|
|
}
|
|
|
|
// Token: 0x06001115 RID: 4373 RVA: 0x00031E14 File Offset: 0x00030014
|
|
private byte[] CutArray(byte[] orig, int length)
|
|
{
|
|
byte[] array = new byte[length];
|
|
Buffer.BlockCopy(orig, 0, array, 0, length);
|
|
return array;
|
|
}
|
|
|
|
// Token: 0x06001116 RID: 4374 RVA: 0x00031E34 File Offset: 0x00030034
|
|
private IAsyncResult DoBeginSend(byte[] datagram, int bytes, IPEndPoint endPoint, AsyncCallback requestCallback, object state)
|
|
{
|
|
IAsyncResult asyncResult;
|
|
try
|
|
{
|
|
if (endPoint == null)
|
|
{
|
|
asyncResult = this.socket.BeginSend(datagram, 0, bytes, SocketFlags.None, requestCallback, state);
|
|
}
|
|
else
|
|
{
|
|
asyncResult = this.socket.BeginSendTo(datagram, 0, bytes, SocketFlags.None, endPoint, requestCallback, state);
|
|
}
|
|
}
|
|
catch (SocketException ex)
|
|
{
|
|
if (ex.ErrorCode != 10013)
|
|
{
|
|
throw;
|
|
}
|
|
this.socket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.Broadcast, 1);
|
|
if (endPoint == null)
|
|
{
|
|
asyncResult = this.socket.BeginSend(datagram, 0, bytes, SocketFlags.None, requestCallback, state);
|
|
}
|
|
else
|
|
{
|
|
asyncResult = this.socket.BeginSendTo(datagram, 0, bytes, SocketFlags.None, endPoint, requestCallback, state);
|
|
}
|
|
}
|
|
return asyncResult;
|
|
}
|
|
|
|
/// <summary>Sends a datagram to a remote host asynchronously. The destination was specified previously by a call to <see cref="Overload:System.Net.Sockets.UdpClient.Connect" />.</summary>
|
|
/// <returns>An <see cref="T:System.IAsyncResult" /> object that references the asynchronous send.</returns>
|
|
/// <param name="datagram">A <see cref="T:System.Byte" /> array that contains the data to be sent.</param>
|
|
/// <param name="bytes">The number of bytes to send.</param>
|
|
/// <param name="requestCallback">An <see cref="T:System.AsyncCallback" /> delegate that references the method to invoke when the operation is complete.</param>
|
|
/// <param name="state">A user-defined object that contains information about the send operation. This object is passed to the <paramref name="requestCallback" /> delegate when the operation is complete.</param>
|
|
// Token: 0x06001117 RID: 4375 RVA: 0x00031F00 File Offset: 0x00030100
|
|
public IAsyncResult BeginSend(byte[] datagram, int bytes, AsyncCallback requestCallback, object state)
|
|
{
|
|
return this.BeginSend(datagram, bytes, null, requestCallback, state);
|
|
}
|
|
|
|
/// <summary>Sends a datagram to a destination asynchronously. The destination is specified by a <see cref="T:System.Net.EndPoint" />.</summary>
|
|
/// <returns>An <see cref="T:System.IAsyncResult" /> object that references the asynchronous send.</returns>
|
|
/// <param name="datagram">A <see cref="T:System.Byte" /> array that contains the data to be sent.</param>
|
|
/// <param name="bytes">The number of bytes to send.</param>
|
|
/// <param name="endPoint">The <see cref="T:System.Net.EndPoint" /> that represents the destination for the data.</param>
|
|
/// <param name="requestCallback">An <see cref="T:System.AsyncCallback" /> delegate that references the method to invoke when the operation is complete. </param>
|
|
/// <param name="state">A user-defined object that contains information about the send operation. This object is passed to the <paramref name="requestCallback" /> delegate when the operation is complete.</param>
|
|
// Token: 0x06001118 RID: 4376 RVA: 0x00031F10 File Offset: 0x00030110
|
|
public IAsyncResult BeginSend(byte[] datagram, int bytes, IPEndPoint endPoint, AsyncCallback requestCallback, object state)
|
|
{
|
|
this.CheckDisposed();
|
|
if (datagram == null)
|
|
{
|
|
throw new ArgumentNullException("datagram");
|
|
}
|
|
return this.DoBeginSend(datagram, bytes, endPoint, requestCallback, state);
|
|
}
|
|
|
|
/// <summary>Sends a datagram to a destination asynchronously. The destination is specified by the host name and port number.</summary>
|
|
/// <returns>An <see cref="T:System.IAsyncResult" /> object that references the asynchronous send.</returns>
|
|
/// <param name="datagram">A <see cref="T:System.Byte" /> array that contains the data to be sent.</param>
|
|
/// <param name="bytes">The number of bytes to send.</param>
|
|
/// <param name="hostname">The destination host.</param>
|
|
/// <param name="port">The destination port number.</param>
|
|
/// <param name="requestCallback">An <see cref="T:System.AsyncCallback" /> delegate that references the method to invoke when the operation is complete. </param>
|
|
/// <param name="state">A user-defined object that contains information about the send operation. This object is passed to the <paramref name="requestCallback" /> delegate when the operation is complete.</param>
|
|
// Token: 0x06001119 RID: 4377 RVA: 0x00031F44 File Offset: 0x00030144
|
|
public IAsyncResult BeginSend(byte[] datagram, int bytes, string hostname, int port, AsyncCallback requestCallback, object state)
|
|
{
|
|
return this.BeginSend(datagram, bytes, new IPEndPoint(Dns.GetHostAddresses(hostname)[0], port), requestCallback, state);
|
|
}
|
|
|
|
/// <summary>Ends a pending asynchronous send.</summary>
|
|
/// <returns>If successful, the number of bytes sent to the <see cref="T:System.Net.Sockets.UdpClient" />.</returns>
|
|
/// <param name="asyncResult">An <see cref="T:System.IAsyncResult" /> object returned by a call to <see cref="Overload:System.Net.Sockets.UdpClient.BeginSend" />.</param>
|
|
/// <exception cref="T:System.ArgumentNullException">
|
|
/// <paramref name="asyncResult" /> is null. </exception>
|
|
/// <exception cref="T:System.ArgumentException">
|
|
/// <paramref name="asyncResult" /> was not returned by a call to the <see cref="M:System.Net.Sockets.Socket.BeginSend(System.Byte[],System.Int32,System.Int32,System.Net.Sockets.SocketFlags,System.AsyncCallback,System.Object)" /> method. </exception>
|
|
/// <exception cref="T:System.InvalidOperationException">
|
|
/// <see cref="M:System.Net.Sockets.Socket.EndSend(System.IAsyncResult)" /> was previously called for the asynchronous read. </exception>
|
|
/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when attempting to access the underlying socket. See the Remarks section for more information. </exception>
|
|
/// <exception cref="T:System.ObjectDisposedException">The underlying <see cref="T:System.Net.Sockets.Socket" /> has been closed. </exception>
|
|
// Token: 0x0600111A RID: 4378 RVA: 0x00031F64 File Offset: 0x00030164
|
|
public int EndSend(IAsyncResult asyncResult)
|
|
{
|
|
this.CheckDisposed();
|
|
if (asyncResult == null)
|
|
{
|
|
throw new ArgumentNullException("asyncResult is a null reference");
|
|
}
|
|
return this.socket.EndSend(asyncResult);
|
|
}
|
|
|
|
/// <summary>Receives a datagram from a remote host asynchronously.</summary>
|
|
/// <returns>An <see cref="T:System.IAsyncResult" /> object that references the asynchronous receive.</returns>
|
|
/// <param name="requestCallback">An <see cref="T:System.AsyncCallback" /> delegate that references the method to invoke when the operation is complete. </param>
|
|
/// <param name="state">A user-defined object that contains information about the receive operation. This object is passed to the <paramref name="requestCallback" /> delegate when the operation is complete.</param>
|
|
// Token: 0x0600111B RID: 4379 RVA: 0x00031F8C File Offset: 0x0003018C
|
|
public IAsyncResult BeginReceive(AsyncCallback callback, object state)
|
|
{
|
|
this.CheckDisposed();
|
|
this.recvbuffer = new byte[8192];
|
|
EndPoint endPoint;
|
|
if (this.family == AddressFamily.InterNetwork)
|
|
{
|
|
endPoint = new IPEndPoint(IPAddress.Any, 0);
|
|
}
|
|
else
|
|
{
|
|
endPoint = new IPEndPoint(IPAddress.IPv6Any, 0);
|
|
}
|
|
return this.socket.BeginReceiveFrom(this.recvbuffer, 0, 8192, SocketFlags.None, ref endPoint, callback, state);
|
|
}
|
|
|
|
/// <summary>Ends a pending asynchronous receive.</summary>
|
|
/// <returns>If successful, the number of bytes received. If unsuccessful, this method returns 0.</returns>
|
|
/// <param name="asyncResult">An <see cref="T:System.IAsyncResult" /> object returned by a call to <see cref="M:System.Net.Sockets.UdpClient.BeginReceive(System.AsyncCallback,System.Object)" />.</param>
|
|
/// <param name="remoteEP">The specified remote endpoint.</param>
|
|
/// <exception cref="T:System.ArgumentNullException">
|
|
/// <paramref name="asyncResult" /> is null. </exception>
|
|
/// <exception cref="T:System.ArgumentException">
|
|
/// <paramref name="asyncResult" /> was not returned by a call to the <see cref="M:System.Net.Sockets.UdpClient.BeginReceive(System.AsyncCallback,System.Object)" /> method. </exception>
|
|
/// <exception cref="T:System.InvalidOperationException">
|
|
/// <see cref="M:System.Net.Sockets.UdpClient.EndReceive(System.IAsyncResult,System.Net.IPEndPoint@)" /> was previously called for the asynchronous read. </exception>
|
|
/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when attempting to access the underlying <see cref="T:System.Net.Sockets.Socket" />. See the Remarks section for more information. </exception>
|
|
/// <exception cref="T:System.ObjectDisposedException">The underlying <see cref="T:System.Net.Sockets.Socket" /> has been closed. </exception>
|
|
// Token: 0x0600111C RID: 4380 RVA: 0x00031FF4 File Offset: 0x000301F4
|
|
public byte[] EndReceive(IAsyncResult asyncResult, ref IPEndPoint remoteEP)
|
|
{
|
|
this.CheckDisposed();
|
|
if (asyncResult == null)
|
|
{
|
|
throw new ArgumentNullException("asyncResult is a null reference");
|
|
}
|
|
EndPoint endPoint;
|
|
if (this.family == AddressFamily.InterNetwork)
|
|
{
|
|
endPoint = new IPEndPoint(IPAddress.Any, 0);
|
|
}
|
|
else
|
|
{
|
|
endPoint = new IPEndPoint(IPAddress.IPv6Any, 0);
|
|
}
|
|
int num = this.socket.EndReceiveFrom(asyncResult, ref endPoint);
|
|
remoteEP = (IPEndPoint)endPoint;
|
|
byte[] array = new byte[num];
|
|
Array.Copy(this.recvbuffer, array, num);
|
|
return array;
|
|
}
|
|
|
|
/// <summary>Gets or sets a value indicating whether a default remote host has been established.</summary>
|
|
/// <returns>true if a connection is active; otherwise, false.</returns>
|
|
// Token: 0x170005A2 RID: 1442
|
|
// (get) Token: 0x0600111D RID: 4381 RVA: 0x00032070 File Offset: 0x00030270
|
|
// (set) Token: 0x0600111E RID: 4382 RVA: 0x00032078 File Offset: 0x00030278
|
|
protected bool Active
|
|
{
|
|
get
|
|
{
|
|
return this.active;
|
|
}
|
|
set
|
|
{
|
|
this.active = value;
|
|
}
|
|
}
|
|
|
|
/// <summary>Gets or sets the underlying network <see cref="T:System.Net.Sockets.Socket" />.</summary>
|
|
/// <returns>The underlying Network <see cref="T:System.Net.Sockets.Socket" />.</returns>
|
|
// Token: 0x170005A3 RID: 1443
|
|
// (get) Token: 0x0600111F RID: 4383 RVA: 0x00032084 File Offset: 0x00030284
|
|
// (set) Token: 0x06001120 RID: 4384 RVA: 0x0003208C File Offset: 0x0003028C
|
|
public Socket Client
|
|
{
|
|
get
|
|
{
|
|
return this.socket;
|
|
}
|
|
set
|
|
{
|
|
this.socket = value;
|
|
}
|
|
}
|
|
|
|
/// <summary>Gets the amount of data received from the network that is available to read.</summary>
|
|
/// <returns>The number of bytes of data received from the network.</returns>
|
|
/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred while attempting to access the socket. See the Remarks section for more information. </exception>
|
|
/// <exception cref="T:System.ObjectDisposedException">The <see cref="T:System.Net.Sockets.Socket" /> has been closed. </exception>
|
|
/// <PermissionSet>
|
|
/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Flags="UnmanagedCode, ControlEvidence" />
|
|
/// </PermissionSet>
|
|
// Token: 0x170005A4 RID: 1444
|
|
// (get) Token: 0x06001121 RID: 4385 RVA: 0x00032098 File Offset: 0x00030298
|
|
public int Available
|
|
{
|
|
get
|
|
{
|
|
return this.socket.Available;
|
|
}
|
|
}
|
|
|
|
/// <summary>Gets or sets a <see cref="T:System.Boolean" /> value that specifies whether the <see cref="T:System.Net.Sockets.UdpClient" /> allows Internet Protocol (IP) datagrams to be fragmented.</summary>
|
|
/// <returns>true if the <see cref="T:System.Net.Sockets.UdpClient" /> allows datagram fragmentation; otherwise, false. The default is true.</returns>
|
|
/// <exception cref="T:System.NotSupportedException">This property can be set only for sockets that use the <see cref="F:System.Net.Sockets.AddressFamily.InterNetwork" /> flag or the <see cref="F:System.Net.Sockets.AddressFamily.InterNetworkV6" /> flag. </exception>
|
|
/// <PermissionSet>
|
|
/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// </PermissionSet>
|
|
// Token: 0x170005A5 RID: 1445
|
|
// (get) Token: 0x06001122 RID: 4386 RVA: 0x000320A8 File Offset: 0x000302A8
|
|
// (set) Token: 0x06001123 RID: 4387 RVA: 0x000320B8 File Offset: 0x000302B8
|
|
public bool DontFragment
|
|
{
|
|
get
|
|
{
|
|
return this.socket.DontFragment;
|
|
}
|
|
set
|
|
{
|
|
this.socket.DontFragment = value;
|
|
}
|
|
}
|
|
|
|
/// <summary>Gets or sets a <see cref="T:System.Boolean" /> value that specifies whether the <see cref="T:System.Net.Sockets.UdpClient" /> may send or receive broadcast packets.</summary>
|
|
/// <returns>true if the <see cref="T:System.Net.Sockets.UdpClient" /> allows broadcast packets; otherwise, false. The default is false.</returns>
|
|
/// <PermissionSet>
|
|
/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// </PermissionSet>
|
|
// Token: 0x170005A6 RID: 1446
|
|
// (get) Token: 0x06001124 RID: 4388 RVA: 0x000320C8 File Offset: 0x000302C8
|
|
// (set) Token: 0x06001125 RID: 4389 RVA: 0x000320D8 File Offset: 0x000302D8
|
|
public bool EnableBroadcast
|
|
{
|
|
get
|
|
{
|
|
return this.socket.EnableBroadcast;
|
|
}
|
|
set
|
|
{
|
|
this.socket.EnableBroadcast = value;
|
|
}
|
|
}
|
|
|
|
/// <summary>Gets or sets a <see cref="T:System.Boolean" /> value that specifies whether the <see cref="T:System.Net.Sockets.UdpClient" /> allows only one client to use a port.</summary>
|
|
/// <returns>true if the <see cref="T:System.Net.Sockets.UdpClient" /> allows only one client to use a specific port; otherwise, false. The default is true for Windows Server 2003 and Windows XP Service Pack 2 and later, and false for all other versions.</returns>
|
|
/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when attempting to access the underlying socket.</exception>
|
|
/// <exception cref="T:System.ObjectDisposedException">The underlying <see cref="T:System.Net.Sockets.Socket" /> has been closed. </exception>
|
|
/// <PermissionSet>
|
|
/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// </PermissionSet>
|
|
// Token: 0x170005A7 RID: 1447
|
|
// (get) Token: 0x06001126 RID: 4390 RVA: 0x000320E8 File Offset: 0x000302E8
|
|
// (set) Token: 0x06001127 RID: 4391 RVA: 0x000320F8 File Offset: 0x000302F8
|
|
public bool ExclusiveAddressUse
|
|
{
|
|
get
|
|
{
|
|
return this.socket.ExclusiveAddressUse;
|
|
}
|
|
set
|
|
{
|
|
this.socket.ExclusiveAddressUse = value;
|
|
}
|
|
}
|
|
|
|
/// <summary>Gets or sets a <see cref="T:System.Boolean" /> value that specifies whether outgoing multicast packets are delivered to the sending application.</summary>
|
|
/// <returns>true if the <see cref="T:System.Net.Sockets.UdpClient" /> receives outgoing multicast packets; otherwise, false.</returns>
|
|
/// <PermissionSet>
|
|
/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// </PermissionSet>
|
|
// Token: 0x170005A8 RID: 1448
|
|
// (get) Token: 0x06001128 RID: 4392 RVA: 0x00032108 File Offset: 0x00030308
|
|
// (set) Token: 0x06001129 RID: 4393 RVA: 0x00032118 File Offset: 0x00030318
|
|
public bool MulticastLoopback
|
|
{
|
|
get
|
|
{
|
|
return this.socket.MulticastLoopback;
|
|
}
|
|
set
|
|
{
|
|
this.socket.MulticastLoopback = value;
|
|
}
|
|
}
|
|
|
|
/// <summary>Gets or sets a value that specifies the Time to Live (TTL) value of Internet Protocol (IP) packets sent by the <see cref="T:System.Net.Sockets.UdpClient" />.</summary>
|
|
/// <returns>The TTL value.</returns>
|
|
/// <PermissionSet>
|
|
/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
|
|
/// </PermissionSet>
|
|
// Token: 0x170005A9 RID: 1449
|
|
// (get) Token: 0x0600112A RID: 4394 RVA: 0x00032128 File Offset: 0x00030328
|
|
// (set) Token: 0x0600112B RID: 4395 RVA: 0x00032138 File Offset: 0x00030338
|
|
public short Ttl
|
|
{
|
|
get
|
|
{
|
|
return this.socket.Ttl;
|
|
}
|
|
set
|
|
{
|
|
this.socket.Ttl = value;
|
|
}
|
|
}
|
|
|
|
/// <summary>Releases the unmanaged resources used by the <see cref="T:System.Net.Sockets.UdpClient" /> and optionally releases the managed resources. </summary>
|
|
/// <param name="disposing">true to release both managed and unmanaged resources; false to release only unmanaged resources. </param>
|
|
// Token: 0x0600112C RID: 4396 RVA: 0x00032148 File Offset: 0x00030348
|
|
protected virtual void Dispose(bool disposing)
|
|
{
|
|
if (this.disposed)
|
|
{
|
|
return;
|
|
}
|
|
this.disposed = true;
|
|
if (disposing)
|
|
{
|
|
if (this.socket != null)
|
|
{
|
|
this.socket.Close();
|
|
}
|
|
this.socket = null;
|
|
}
|
|
}
|
|
|
|
// Token: 0x0600112D RID: 4397 RVA: 0x0003218C File Offset: 0x0003038C
|
|
~UdpClient()
|
|
{
|
|
this.Dispose(false);
|
|
}
|
|
|
|
// Token: 0x0600112E RID: 4398 RVA: 0x000321C8 File Offset: 0x000303C8
|
|
private void CheckDisposed()
|
|
{
|
|
if (this.disposed)
|
|
{
|
|
throw new ObjectDisposedException(base.GetType().FullName);
|
|
}
|
|
}
|
|
|
|
// Token: 0x04000F45 RID: 3909
|
|
private bool disposed;
|
|
|
|
// Token: 0x04000F46 RID: 3910
|
|
private bool active;
|
|
|
|
// Token: 0x04000F47 RID: 3911
|
|
private Socket socket;
|
|
|
|
// Token: 0x04000F48 RID: 3912
|
|
private AddressFamily family;
|
|
|
|
// Token: 0x04000F49 RID: 3913
|
|
private byte[] recvbuffer;
|
|
}
|
|
}
|