internal IPAddress GetIPAddress()
{
if (Family == AddressFamily.InterNetworkV6)
{
Debug.Assert(Size >= IPv6AddressSize);
Span <byte> address = stackalloc byte[IPAddressParserStatics.IPv6AddressBytes];
uint scope;
SocketAddressPal.GetIPv6Address(Buffer, address, out scope);
return(new IPAddress(address, (long)scope));
}
else if (Family == AddressFamily.InterNetwork)
{
Debug.Assert(Size >= IPv4AddressSize);
long address = (long)SocketAddressPal.GetIPv4Address(Buffer) & 0x0FFFFFFFF;
return(new IPAddress(address));
}
else
{
#if SYSTEM_NET_PRIMITIVES_DLL
throw new SocketException(SocketError.AddressFamilyNotSupported);
#else
throw new SocketException((int)SocketError.AddressFamilyNotSupported);
#endif
}
}
internal IPAddress GetIPAddress()
{
if (Family == AddressFamily.InterNetworkV6)
{
Debug.Assert(Size >= IPv6AddressSize);
Span <byte> address;
unsafe
{
// TODO https://github.com/dotnet/roslyn/issues/17287: Clean up once we can stackalloc into a span
byte *mem = stackalloc byte[IPAddressParserStatics.IPv6AddressBytes];
address = new Span <byte>(mem, IPAddressParserStatics.IPv6AddressBytes);
}
uint scope;
SocketAddressPal.GetIPv6Address(Buffer, address, out scope);
return(new IPAddress(address, (long)scope));
}
else if (Family == AddressFamily.InterNetwork)
{
Debug.Assert(Size >= IPv4AddressSize);
long address = (long)SocketAddressPal.GetIPv4Address(Buffer) & 0x0FFFFFFFF;
return(new IPAddress(address));
}
else
{
#if SYSTEM_NET_PRIMITIVES_DLL
throw new SocketException(SocketError.AddressFamilyNotSupported);
#else
throw new SocketException((int)SocketError.AddressFamilyNotSupported);
#endif
}
}
public void IPv4Address_Get_Set(uint address)
{
var buffer = new byte[SocketAddressPal.IPv4AddressSize];
SocketAddressPal.SetAddressFamily(buffer, AddressFamily.InterNetwork);
SocketAddressPal.SetIPv4Address(buffer, address);
Assert.Equal(address, SocketAddressPal.GetIPv4Address(buffer));
}
public void IPv4Address_Get_Set_Throws()
{
var buffer = new byte[4];
SocketAddressPal.SetAddressFamily(buffer, AddressFamily.InterNetwork);
Assert.ThrowsAny <Exception>(() => SocketAddressPal.SetIPv4Address(buffer, 0));
Assert.ThrowsAny <Exception>(() => SocketAddressPal.GetIPv4Address(buffer));
}
