Massive refactoring for better code structure

proxy/socks/protocol/udp.go

@@ -0,0 +1,19 @@
+package protocol
+
+import (
+	"io"
+
+	v2net "github.com/v2ray/v2ray-core/common/net"
+)
+
+type Socks5UDPRequest struct {
+	fragment byte
+	address  v2net.Address
+	data     []byte
+}
+
+func ReadUDPRequest(reader io.Reader) (request Socks5UDPRequest, err error) {
+	//buf := make([]byte, 4 * 1024) // Regular UDP packet size is 1500 bytes.
+
+	return
+}