buffer

const (
	// MaxSegmentSize is the largest possible UDP datagram size.
	MaxSegmentSize = (1 << 16) - 1

	// RelayBufferSize is the default buffer size for TCP relays.
	// io.Copy default buffer size is 32 KiB, but the maximum packet
	// size of vmess/shadowsocks is about 16 KiB, so define a buffer
	// of 20 KiB to reduce the memory of each TCP relay.
	RelayBufferSize = 20 << 10
)