func appendAddress(buffer *buf.Buffer, address v2net.Address, port v2net.Port) {
switch address.Family() {
case v2net.AddressFamilyIPv4:
buffer.AppendBytes(0x01)
buffer.Append(address.IP())
case v2net.AddressFamilyIPv6:
buffer.AppendBytes(0x04)
buffer.Append(address.IP())
case v2net.AddressFamilyDomain:
buffer.AppendBytes(0x03, byte(len(address.Domain())))
buffer.AppendSupplier(serial.WriteString(address.Domain()))
}
buffer.AppendSupplier(serial.WriteUint16(port.Value()))
}
func (request *Socks5UDPRequest) Write(buffer *buf.Buffer) {
buffer.AppendBytes(0, 0, request.Fragment)
switch request.Address.Family() {
case v2net.AddressFamilyIPv4:
buffer.AppendBytes(AddrTypeIPv4)
buffer.Append(request.Address.IP())
case v2net.AddressFamilyIPv6:
buffer.AppendBytes(AddrTypeIPv6)
buffer.Append(request.Address.IP())
case v2net.AddressFamilyDomain:
buffer.AppendBytes(AddrTypeDomain, byte(len(request.Address.Domain())))
buffer.Append([]byte(request.Address.Domain()))
}
buffer.AppendSupplier(serial.WriteUint16(request.Port.Value()))
buffer.Append(request.Data.Bytes())
}