Examples with ByteBuf sugar.free.sightparser.pipeline.ByteBuf used on opensource projects

Example 31 with ByteBuf

use of sugar.free.sightparser.pipeline.ByteBuf in project SightRemote by TebbeUbben.

the class AppLayerMessage method deserialize.

public static AppLayerMessage deserialize(ByteBuf byteBuf) throws Exception {
    byte version = byteBuf.readByte();
    byte service = byteBuf.readByte();
    short command = byteBuf.readShort();
    short error = byteBuf.readShort();
    byte[] data = byteBuf.readBytes();
    if (version != VERSION)
        throw new InvalidAppVersionError(version, VERSION);
    if (!MESSAGES.containsKey(service))
        throw new UnknownServiceError(service);
    Class<? extends AppLayerMessage> clazz = MESSAGES.get(service).get(command);
    if (clazz == null)
        throw new UnknownAppMessageError(service, command);
    if (error != 0x0000 && error != 0xF0CC) {
        Class<? extends AppErrorCodeError> errorClass = Errors.ERRORS.get(error);
        if (errorClass != null)
            throw errorClass.getConstructor(Class.class, short.class).newInstance(clazz, error);
        else
            throw new UnknownAppErrorCodeError(clazz, error);
    }
    AppLayerMessage message = clazz.newInstance();
    ByteBuf dataBuf = new ByteBuf(data.length);
    dataBuf.putBytes(data);
    if (message.inCRC()) {
        int crc = dataBuf.getUInt16LE(data.length - 2);
        byte[] bytes = dataBuf.getBytes(data.length - 2);
        int calculatedCRC = Cryptograph.calculateCRC(bytes);
        if (crc != calculatedCRC)
            throw new InvalidAppCRCError(crc, calculatedCRC);
        dataBuf = new ByteBuf(bytes.length);
        dataBuf.putBytes(bytes);
    }
    message.parse(dataBuf);
    return message;
}

Example 32 with ByteBuf

use of sugar.free.sightparser.pipeline.ByteBuf in project SightRemote by TebbeUbben.

the class MaxBRAmountBlock method getData.

@Override
public byte[] getData() {
    ByteBuf byteBuf = new ByteBuf(2);
    byteBuf.putUInt16LE(Helpers.roundDoubleToInt(maximumAmount * 100D));
    return byteBuf.getBytes();
}

Example 33 with ByteBuf

use of sugar.free.sightparser.pipeline.ByteBuf in project SightRemote by TebbeUbben.

the class MaxBolusAmountBlock method getData.

@Override
public byte[] getData() {
    ByteBuf byteBuf = new ByteBuf(2);
    byteBuf.putUInt16LE(Helpers.roundDoubleToInt(maximumAmount * 100D));
    return byteBuf.getBytes();
}

Example 34 with ByteBuf

use of sugar.free.sightparser.pipeline.ByteBuf in project SightRemote by TebbeUbben.

the class NameBlock method getData.

@Override
public byte[] getData() {
    ByteBuf byteBuf = new ByteBuf(42);
    byteBuf.putUTF16LE(name, 42);
    return byteBuf.getBytes();
}

Example 35 with ByteBuf

use of sugar.free.sightparser.pipeline.ByteBuf in project SightRemote by TebbeUbben.

the class KeyRequest method getData.

@Override
protected byte[] getData() {
    ByteBuf byteBuf = new ByteBuf(288);
    byteBuf.putBytes(randomBytes);
    byteBuf.putUInt32LE(translateDate());
    byteBuf.putBytes(preMasterKey);
    return byteBuf.getBytes();
}