refactor bytes functions

proxy/shadowsocks/ota.go

@@ -49,7 +49,7 @@ func ChunkKeyGenerator(iv []byte) func() []byte {
 	return func() []byte {
 		newKey := make([]byte, 0, len(iv)+4)
 		newKey = append(newKey, iv...)
-		newKey = append(newKey, serial.IntToBytes(chunkId)...)
+		serial.IntToBytes(chunkId, newKey)
 		chunkId++
 		return newKey
 	}

proxy/shadowsocks/server.go

@@ -143,7 +143,7 @@ func (this *Server) handlerUDPPayload(payload *alloc.Buffer, source v2net.Destin
 			writer.Write([]byte(request.Address.Domain()))
 		}
 
-		writer.Write(request.Port.Bytes())
+		writer.Write(request.Port.Bytes(nil))
 		writer.Write(payload.Value)
 
 		if request.OTA {