review.tizen.org Git - platform/upstream/dotnet/runtime.git/blob

   1 // Licensed to the .NET Foundation under one or more agreements.
   2 // The .NET Foundation licenses this file to you under the MIT license.
   3
   4 using System.Net.Sockets;
   5 using static System.Net.Quic.Implementations.MsQuic.Internal.MsQuicNativeMethods;
   6
   7 namespace System.Net.Quic.Implementations.MsQuic.Internal
   8 {
   9     internal static class MsQuicAddressHelpers
  10     {
  11         internal const ushort IPv4 = 2;
  12         internal const ushort IPv6 = 23;
  13
  14         internal static unsafe IPEndPoint INetToIPEndPoint(SOCKADDR_INET inetAddress)
  15         {
  16             if (inetAddress.si_family == IPv4)
  17             {
  18                 return new IPEndPoint(new IPAddress(inetAddress.Ipv4.Address), (ushort)IPAddress.NetworkToHostOrder((short)inetAddress.Ipv4.sin_port));
  19             }
  20             else
  21             {
  22                 return new IPEndPoint(new IPAddress(inetAddress.Ipv6.Address), (ushort)IPAddress.NetworkToHostOrder((short)inetAddress.Ipv6._port));
  23             }
  24         }
  25
  26         internal static SOCKADDR_INET IPEndPointToINet(IPEndPoint endpoint)
  27         {
  28             SOCKADDR_INET socketAddress = default;
  29             byte[] buffer = endpoint.Address.GetAddressBytes();
  30             if (endpoint.Address != IPAddress.Any && endpoint.Address != IPAddress.IPv6Any)
  31             {
  32                 switch (endpoint.Address.AddressFamily)
  33                 {
  34                     case AddressFamily.InterNetwork:
  35                         socketAddress.Ipv4.sin_addr0 = buffer[0];
  36                         socketAddress.Ipv4.sin_addr1 = buffer[1];
  37                         socketAddress.Ipv4.sin_addr2 = buffer[2];
  38                         socketAddress.Ipv4.sin_addr3 = buffer[3];
  39                         socketAddress.Ipv4.sin_family = IPv4;
  40                         break;
  41                     case AddressFamily.InterNetworkV6:
  42                         socketAddress.Ipv6._addr0 = buffer[0];
  43                         socketAddress.Ipv6._addr1 = buffer[1];
  44                         socketAddress.Ipv6._addr2 = buffer[2];
  45                         socketAddress.Ipv6._addr3 = buffer[3];
  46                         socketAddress.Ipv6._addr4 = buffer[4];
  47                         socketAddress.Ipv6._addr5 = buffer[5];
  48                         socketAddress.Ipv6._addr6 = buffer[6];
  49                         socketAddress.Ipv6._addr7 = buffer[7];
  50                         socketAddress.Ipv6._addr8 = buffer[8];
  51                         socketAddress.Ipv6._addr9 = buffer[9];
  52                         socketAddress.Ipv6._addr10 = buffer[10];
  53                         socketAddress.Ipv6._addr11 = buffer[11];
  54                         socketAddress.Ipv6._addr12 = buffer[12];
  55                         socketAddress.Ipv6._addr13 = buffer[13];
  56                         socketAddress.Ipv6._addr14 = buffer[14];
  57                         socketAddress.Ipv6._addr15 = buffer[15];
  58                         socketAddress.Ipv6._family = IPv6;
  59                         break;
  60                     default:
  61                         throw new ArgumentException("Only IPv4 or IPv6 are supported");
  62                 }
  63             }
  64
  65             SetPort(endpoint.Address.AddressFamily, ref socketAddress, endpoint.Port);
  66             return socketAddress;
  67         }
  68
  69         private static void SetPort(AddressFamily addressFamily, ref SOCKADDR_INET socketAddrInet, int originalPort)
  70         {
  71             ushort convertedPort = (ushort)IPAddress.HostToNetworkOrder((short)originalPort);
  72             switch (addressFamily)
  73             {
  74                 case AddressFamily.InterNetwork:
  75                     socketAddrInet.Ipv4.sin_port = convertedPort;
  76                     break;
  77                 case AddressFamily.InterNetworkV6:
  78                 default:
  79                     socketAddrInet.Ipv6._port = convertedPort;
  80                     break;
  81             }
  82         }
  83     }
  84 }