func Read(r io.Reader) (MessagePack, error) {
	var fh utp.FixedHeader
	if err := fh.FromBinary(r); err != nil {
		return nil, err
	}

	// Check for empty Messages
	switch fh.MessageType {
	case 0:
		// TODO fixe zero length message issue.
		// return &utp.Pingreq{}, nil
		fmt.Println("message::Read: Invalid zero-length packet type ", fh.MessageType)
		return nil, fmt.Errorf("message::Read: Invalid zero-length packet type %d", fh.MessageType)
	case utp.PINGREQ:
		return &utp.Pingreq{}, nil
	case utp.DISCONNECT:
		return &utp.Disconnect{}, nil
	}

	rawMsg := make([]byte, fh.MessageLength)
	_, err := io.ReadFull(r, rawMsg)
	if err != nil {
		return nil, err
	}

	// unpack the body
	var pack MessagePack
	if fh.FlowControl != utp.NONE {
		pack = &utp.ControlMessage{}
		pack.FromBinary(fh, rawMsg)
		return pack, nil
	}
	switch fh.MessageType {
	case utp.CONNECT:
		pack = &utp.Connect{}
	case utp.PUBLISH:
		pack = &utp.Publish{}
	case utp.RELAY:
		pack = &utp.Relay{}
	case utp.SUBSCRIBE:
		pack = &utp.Subscribe{}
	case utp.UNSUBSCRIBE:
		pack = &utp.Unsubscribe{}
	default:
		return nil, fmt.Errorf("message::Read: Invalid zero-length packet type %d", fh.MessageType)
	}

	pack.FromBinary(fh, rawMsg)
	return pack, nil
}
// Read unpacks the packet from the provided reader.
Read unpacks the packet from the provided reader.
// Read unpacks the packet from the provided reader .
func Read(r io.Reader) (MessagePack, error) {
	var fh utp.FixedHeader
	if err := fh.FromBinary(r); err != nil {
		return nil, err
	}
	switch fh.MessageType {
	case 0:
		fmt.Println("message::Read: Invalid zero-length packet type ", fh.MessageType)
		return nil, fmt.Errorf("message::Read: Invalid zero-length packet type %d", fh.MessageType)
	case utp.PINGREQ:
		return &utp.Pingreq{}, nil
	case utp.DISCONNECT:
		return &utp.Disconnect{}, nil
	}
	rawMsg := make([]byte, fh.MessageLength)
	_, err := io.ReadFull(r, rawMsg)
	if err != nil {
		return nil, err
	}
	var pack MessagePack
	if fh.FlowControl != utp.NONE {
		pack = &utp.ControlMessage{}
		pack.FromBinary(fh, rawMsg)
		return pack, nil
	}
	switch fh.MessageType {
	case utp.CONNECT:
		pack = &utp.Connect{}
	case utp.PUBLISH:
		pack = &utp.Publish{}
	case utp.RELAY:
		pack = &utp.Relay{}
	case utp.SUBSCRIBE:
		pack = &utp.Subscribe{}
	case utp.UNSUBSCRIBE:
		pack = &utp.Unsubscribe{}
	default:
		return nil, fmt.Errorf("message::Read: Invalid zero-length packet type %d", fh.MessageType)
	}
	pack.FromBinary(fh, rawMsg)
	return pack, nil
}
func Read ( r io . Reader ) ( MessagePack , error ) { var fh utp . FixedHeader if err := fh . FromBinary ( r ) ; err != nil { return nil , err } switch fh . MessageType { case 0 : fmt . Println ( " " , fh . MessageType ) return nil , fmt . Errorf ( " " , fh . MessageType ) case utp . PINGREQ : return & utp . Pingreq { } , nil case utp . DISCONNECT : return & utp . Disconnect { } , nil } rawMsg := make ( [ ] byte , fh . MessageLength ) _ , err := io . ReadFull ( r , rawMsg ) if err != nil { return nil , err } var pack MessagePack if fh . FlowControl != utp . NONE { pack = & utp . ControlMessage { } pack . FromBinary ( fh , rawMsg ) return pack , nil } switch fh . MessageType { case utp . CONNECT : pack = & utp . Connect { } case utp . PUBLISH : pack = & utp . Publish { } case utp . RELAY : pack = & utp . Relay { } case utp . SUBSCRIBE : pack = & utp . Subscribe { } case utp . UNSUBSCRIBE : pack = & utp . Unsubscribe { } default : return nil , fmt . Errorf ( " " , fh . MessageType ) } pack . FromBinary ( fh , rawMsg ) return pack , nil }
Read unpacks the packet from the provided reader.
Read unpacks the packet from the provided reader .
// Check for empty Messages // TODO fixe zero length message issue. // return &utp.Pingreq{}, nil // unpack the body