Minor changes in constants and printing

protocol/constants.go

@@ -4,7 +4,7 @@ package protocol
 // MAXPACKETSIZE.
 // How many bytes can contain one packet (header + body) at maximum
 // (packets with size bigger than MAXPACKETSIZE are invalid and will not be sent)
-const MAXPACKETSIZE uint = 10240 // 10 kilobytes
+const MAXPACKETSIZE uint = 51200 // 50 kilobytes
 
 // PACKETSIZEDELIMETER.
 // Character that delimits one and the other sides of the next incoming packet.

protocol/packet.go

@@ -118,8 +118,9 @@ func ReadFromConn(connection net.Conn) (Packet, error) {
 	}
 
 	// have a packetsize, now reading the whole packet
-	packetBytes := new(bytes.Buffer)
+	packetBuffer := new(bytes.Buffer)
 
+	// splitting big-sized packet into chunks and constructing it from pieces
 	left := packetSize
 	for {
 		if left == 0 {
@@ -130,13 +131,13 @@ func ReadFromConn(connection net.Conn) (Packet, error) {
 			buff = make([]byte, left)
 		}
 
-		r, _ := connection.Read(buff)
+		read, _ := connection.Read(buff)
-		left -= r
+		left -= read
 
-		packetBytes.Write(buff[:r])
+		packetBuffer.Write(buff[:read])
 	}
 
-	packet := BytesToPacket(packetBytes.Bytes())
+	packet := BytesToPacket(packetBuffer.Bytes())
 
 	return packet, nil
 }

sender/sender.go

@@ -234,12 +234,14 @@ func (s *Sender) MainLoop() {
 
 		case protocol.HeaderAccept:
 			// allowed to send file packets
+			fmt.Println("The transfer has been accepted !")
 			s.TransferAllowed = true
 
 		case protocol.HeaderReady:
 			s.ReceiverIsReady = true
 
 		case protocol.HeaderReject:
+			fmt.Println("The transfer has been rejected")
 			s.Stop()
 
 		case protocol.HeaderDisconnecting: