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using System;
using System.Net;
using System.Net.Sockets;
using System.Runtime.InteropServices;
namespace Steamworks;
[Serializable]
[StructLayout(LayoutKind.Sequential, Pack = 1)]
public struct SteamIPAddress_t
{
private long m_ip0;
private long m_ip1;
private ESteamIPType m_eType;
public SteamIPAddress_t(IPAddress iPAddress)
{
byte[] addressBytes = iPAddress.GetAddressBytes();
switch (iPAddress.AddressFamily)
{
case AddressFamily.InterNetwork:
if (addressBytes.Length != 4)
{
throw new TypeInitializationException("SteamIPAddress_t: Unexpected byte length for Ipv4." + addressBytes.Length, null);
}
m_ip0 = (addressBytes[0] << 24) | (addressBytes[1] << 16) | (addressBytes[2] << 8) | addressBytes[3];
m_ip1 = 0L;
m_eType = ESteamIPType.k_ESteamIPTypeIPv4;
break;
case AddressFamily.InterNetworkV6:
if (addressBytes.Length != 16)
{
throw new TypeInitializationException("SteamIPAddress_t: Unexpected byte length for Ipv6: " + addressBytes.Length, null);
}
m_ip0 = (addressBytes[1] << 24) | (addressBytes[0] << 16) | (addressBytes[3] << 8) | addressBytes[2] | (addressBytes[5] << 24) | (addressBytes[4] << 16) | (addressBytes[7] << 8) | addressBytes[6];
m_ip1 = (addressBytes[9] << 24) | (addressBytes[8] << 16) | (addressBytes[11] << 8) | addressBytes[10] | (addressBytes[13] << 24) | (addressBytes[12] << 16) | (addressBytes[15] << 8) | addressBytes[14];
m_eType = ESteamIPType.k_ESteamIPTypeIPv6;
break;
default:
throw new TypeInitializationException("SteamIPAddress_t: Unexpected address family " + iPAddress.AddressFamily, null);
}
}
public IPAddress ToIPAddress()
{
if (m_eType == ESteamIPType.k_ESteamIPTypeIPv4)
{
byte[] bytes = BitConverter.GetBytes(m_ip0);
return new IPAddress(new byte[4]
{
bytes[3],
bytes[2],
bytes[1],
bytes[0]
});
}
byte[] array = new byte[16];
BitConverter.GetBytes(m_ip0).CopyTo(array, 0);
BitConverter.GetBytes(m_ip1).CopyTo(array, 8);
return new IPAddress(array);
}
public override string ToString()
{
return ToIPAddress().ToString();
}
public ESteamIPType GetIPType()
{
return m_eType;
}
public bool IsSet()
{
if (m_ip0 == 0L)
{
return m_ip1 != 0;
}
return true;
}
}
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