ClientHandshake fast-tracks SOCKS initialization to get target address to connect on client side.

DecodeUDPPacket split `packet` to addr payload, and this function is mutable with `packet`.

Dial uses default Dialer to dial TCP.

DialContext uses default Dialer to dial TCP with context.

DialUDP uses default Dialer to dial UDP.

ParseAddr parses a socks addr from net.Addr.

ParseAddrString parses the address in string s to Addr.

SerializeAddr serializes destination address and port to Addr.

SetDialer sets default Dialer.

SplitAddr slices a SOCKS address from beginning of b.

Metadata contains metadata of transport protocol sessions.

User provides basic socks5 auth functionality.