Example usage for io.netty.buffer ByteBuf readLong

Introduction

In this page you can find the example usage for io.netty.buffer ByteBuf readLong.

Prototype

public abstract long readLong();

Source Link

Document

Gets a 64-bit integer at the current readerIndex and increases the readerIndex by 8 in this buffer.

Usage

From source file:com.ldp.nettydemo.netty.codec.NettyMessageDecoder.java

License:Apache License

@Override
protected Object decode(ChannelHandlerContext ctx, ByteBuf in) throws Exception {
    ByteBuf frame = (ByteBuf) super.decode(ctx, in);
    if (frame == null) {
        return null;
    }//from   w w w  . j  a  v a 2s.  c  om

    NettyMessage message = new NettyMessage();
    Header header = new Header();
    header.setCrcCode(frame.readInt());
    header.setLength(frame.readInt());
    header.setSessionID(frame.readLong());
    header.setType(frame.readByte());
    header.setPriority(frame.readByte());

    int size = frame.readInt();
    if (size > 0) {
        Map<String, Object> attch = new HashMap<String, Object>(size);
        int keySize = 0;
        byte[] keyArray = null;
        String key = null;
        for (int i = 0; i < size; i++) {
            keySize = frame.readInt();
            keyArray = new byte[keySize];
            frame.readBytes(keyArray);
            key = new String(keyArray, "UTF-8");
            attch.put(key, ByteObjConverter.ByteToObject(new ByteBufToBytes().read(frame)));
            //      attch.put(key, marshallingDecoder.decode(frame));
        }
        keyArray = null;
        key = null;
        header.setAttachment(attch);
    }
    if (frame.readableBytes() > 4) {
        message.setBody(ByteObjConverter.ByteToObject(new ByteBufToBytes().read(frame)));
        //       message.setBody(marshallingDecoder.decode(frame));
    }
    message.setHeader(header);
    return message;
}

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From source file:com.ltln.modules.openflow.core.protocol.ver13.OFBsnPktinFlagSerializerVer13.java

public static Set<OFBsnPktinFlag> readFrom(ByteBuf bb) throws OFParseError {
    try {//from w  w  w. j  a va  2  s . c  om
        return ofWireValue(bb.readLong());
    } catch (IllegalArgumentException e) {
        throw new OFParseError(e);
    }
}

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From source file:com.mpush.common.message.ByteBufMessage.java

License:Apache License

public long decodeLong(ByteBuf body) {
    return body.readLong();
}

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From source file:com.nanxiaoqiang.test.netty.protocol.demo1.codec.NettyMessageDecoder.java

License:Apache License

@Override
protected Object decode(ChannelHandlerContext ctx, ByteBuf in) throws Exception {
    ByteBuf frame = (ByteBuf) super.decode(ctx, in);
    if (frame == null) {
        return null;// ?
    }//from   w ww .  ja v a  2s  . co  m

    NettyMessage message = new NettyMessage();
    Header header = new Header();
    header.setCrcCode(frame.readInt());
    header.setLength(frame.readInt());
    header.setSessionID(frame.readLong());
    header.setType(frame.readByte());
    header.setPriority(frame.readByte());

    int size = frame.readInt();// ?Header?
    if (size > 0) {
        Map<String, Object> attch = new HashMap<String, Object>(size);
        int keySize = 0;
        byte[] keyArray = null;
        String key = null;
        for (int i = 0; i < size; i++) {
            keySize = frame.readInt();
            keyArray = new byte[keySize];
            frame.readBytes(keyArray);
            key = new String(keyArray, "UTF-8");// keyUTF-8String
            attch.put(key, marshallingDecoder.decode(frame));
        }
        keyArray = null;
        key = null;
        header.setAttachment(attch);
    }
    // Header End
    if (frame.readableBytes() > 4) {
        message.setBody(marshallingDecoder.decode(frame));// 4Data
    }
    message.setHeader(header);
    return message;
}

---

From source file:com.phei.netty.protocol.netty.codec.NettyMessageDecoder.java

License:Apache License

@Override
protected Object decode(ChannelHandlerContext ctx, ByteBuf in) throws Exception {
    //LengthFieldBasedFrameDecoder??
    //???//from w w w .  ja v a 2  s .c  o m
    //i/o????
    ByteBuf frame = (ByteBuf) super.decode(ctx, in);
    if (frame == null) {
        return null;
    }

    NettyMessage message = new NettyMessage();
    Header header = new Header();
    header.setCrcCode(frame.readInt());
    header.setLength(frame.readInt());
    header.setSessionID(frame.readLong());
    header.setType(frame.readByte());
    header.setPriority(frame.readByte());

    int size = frame.readInt();
    if (size > 0) {
        Map<String, Object> attch = new HashMap<String, Object>(size);
        int keySize = 0;
        byte[] keyArray = null;
        String key = null;
        for (int i = 0; i < size; i++) {
            keySize = frame.readInt();
            keyArray = new byte[keySize];
            frame.readBytes(keyArray);
            key = new String(keyArray, "UTF-8");
            attch.put(key, marshallingDecoder.decode(frame));
        }
        keyArray = null;
        key = null;
        header.setAttachment(attch);
    }
    //body??body
    if (frame.readableBytes() > 4) {
        message.setBody(marshallingDecoder.decode(frame));
    }
    message.setHeader(header);
    return message;
}

---

From source file:com.rs3e.network.protocol.codec.login.LoginDecoder.java

License:Open Source License

/**
 * Decodes the payload of login./*from  w  w w .  j a va  2s .c  o  m*/
 * 
 * @param ctx
 *            The channel handler context.
 * @param buf
 *            The byte buf for writing data.
 * @return The login message, or {@code Null}.
 */
/*
 * private Object decodePayload(ChannelHandlerContext ctx, ByteBuf buf) {
 * if(buf.readable()) {
 * 
 * int loginType = buf.readByte(); System.out.println("Login Type: " +
 * loginType); } return null; }
 */

private Object decodeLobbyPayload(ChannelHandlerContext context, ByteBuf buffer) throws ProtocolException {
    int secureBufferSize = buffer.readShort() & 0xFFFF;
    if (buffer.readableBytes() < secureBufferSize) {
        throw new ProtocolException("Invalid secure buffer size.");
    }

    byte[] secureBytes = new byte[secureBufferSize];
    buffer.readBytes(secureBytes);

    ByteBuf secureBuffer = Unpooled.wrappedBuffer(
            new BigInteger(secureBytes).modPow(Constants.JS5PrivateKey, Constants.JS5ModulusKey).toByteArray());
    int blockOpcode = secureBuffer.readUnsignedByte();

    if (blockOpcode != 10) {
        throw new ProtocolException("Invalid block opcode.");
    }

    int[] xteaKey = new int[4];
    for (int key = 0; key < xteaKey.length; key++) {
        xteaKey[key] = secureBuffer.readInt();
    }

    long vHash = secureBuffer.readLong();
    if (vHash != 0L) {
        throw new ProtocolException("Invalid login virtual hash.");
    }

    ByteBufUtils.readString(secureBuffer);

    long[] loginSeeds = new long[2];
    for (int seed = 0; seed < loginSeeds.length; seed++) {
        loginSeeds[seed] = secureBuffer.readLong();
    }

    byte[] xteaBlock = new byte[buffer.readableBytes()];
    buffer.readBytes(xteaBlock);
    return null;
    // return new LoginPayload(password, xteaKey, xteaBlock);
}

---

From source file:com.rs3e.network.protocol.login.LoginDecoder.java

License:Open Source License

/**
 * Decodes the payload of login.//from w w  w  . ja va2  s.  c o m
 * @param ctx The channel handler context.
 * @param buf The byte buf for writing data.
 * @return The login message, or {@code Null}.
 */
/*private Object decodePayload(ChannelHandlerContext ctx, ByteBuf buf) {
   if(buf.readable()) {
         
 int loginType = buf.readByte();
 System.out.println("Login Type: " + loginType);
   }
   return null;
}*/

private Object decodeLobbyPayload(ChannelHandlerContext context, ByteBuf buffer) throws ProtocolException {
    int secureBufferSize = buffer.readShort() & 0xFFFF;
    if (buffer.readableBytes() < secureBufferSize) {
        throw new ProtocolException("Invalid secure buffer size.");
    }

    byte[] secureBytes = new byte[secureBufferSize];
    buffer.readBytes(secureBytes);

    ByteBuf secureBuffer = Unpooled.wrappedBuffer(
            new BigInteger(secureBytes).modPow(Constants.JS5PrivateKey, Constants.JS5ModulusKey).toByteArray());
    int blockOpcode = secureBuffer.readUnsignedByte();

    if (blockOpcode != 10) {
        throw new ProtocolException("Invalid block opcode.");
    }

    int[] xteaKey = new int[4];
    for (int key = 0; key < xteaKey.length; key++) {
        xteaKey[key] = secureBuffer.readInt();
    }

    long vHash = secureBuffer.readLong();
    if (vHash != 0L) {
        throw new ProtocolException("Invalid login virtual hash.");
    }

    String password = ByteBufUtils.readString(secureBuffer);

    long[] loginSeeds = new long[2];
    for (int seed = 0; seed < loginSeeds.length; seed++) {
        loginSeeds[seed] = secureBuffer.readLong();
    }

    byte[] xteaBlock = new byte[buffer.readableBytes()];
    buffer.readBytes(xteaBlock);
    return null;
    //return new LoginPayload(password, xteaKey, xteaBlock);   
}

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From source file:com.rs3e.network.session.impl.LoginSession.java

License:Open Source License

private void decodeLobbyLogin(ByteBuf buffer) {
    int secureBufferSize = buffer.readShort() & 0xFFFF;
    if (buffer.readableBytes() < secureBufferSize) {
        channel.write(new LoginResponse(LoginResponse.BAD_LOGIN_PACKET));
        return;/*from ww w  .  j av  a2 s  .  c om*/
    }

    byte[] secureBytes = new byte[secureBufferSize];
    buffer.readBytes(secureBytes);

    ByteBuf secureBuffer = Unpooled.wrappedBuffer(
            new BigInteger(secureBytes).modPow(Constants.JS5PrivateKey, Constants.JS5ModulusKey).toByteArray());
    int blockOpcode = secureBuffer.readUnsignedByte();

    if (blockOpcode != 10) {
        channel.write(new LoginResponse(LoginResponse.BAD_LOGIN_PACKET));
        return;
    }

    int[] xteaKey = new int[4];
    for (int key = 0; key < xteaKey.length; key++) {
        xteaKey[key] = secureBuffer.readInt();
    }

    long vHash = secureBuffer.readLong();
    if (vHash != 0L) {
        channel.write(new LoginResponse(LoginResponse.BAD_LOGIN_PACKET));
        return;
    }

    String password = ByteBufUtils.readString(secureBuffer);

    long[] loginSeeds = new long[2];
    for (int seed = 0; seed < loginSeeds.length; seed++) {
        loginSeeds[seed] = secureBuffer.readLong();
    }

    byte[] xteaBlock = new byte[buffer.readableBytes()];
    buffer.readBytes(xteaBlock);
    XTEA xtea = new XTEA(xteaKey);
    xtea.decrypt(xteaBlock, 0, xteaBlock.length);

    InputStream xteaBuffer = new InputStream(xteaBlock);

    boolean decodeAsString = xteaBuffer.readByte() == 1;
    String username = decodeAsString ? xteaBuffer.readString()
            : Base37Utils.decodeBase37(xteaBuffer.readLong());

    @SuppressWarnings("unused")
    int gameType = xteaBuffer.readUnsignedByte();
    @SuppressWarnings("unused")
    int languageID = xteaBuffer.readUnsignedByte();

    @SuppressWarnings("unused")
    int displayMode = xteaBuffer.readByte();
    @SuppressWarnings("unused")
    int screenWidth = xteaBuffer.readUnsignedShort();//Client screen width
    @SuppressWarnings("unused")
    int screenHeight = xteaBuffer.readUnsignedShort();//Client screen height
    @SuppressWarnings("unused")
    int anUnknownByte = xteaBuffer.readByte();

    byte[] randomData = new byte[24];
    for (int i = 0; i < randomData.length; i++) {
        randomData[i] = (byte) (xteaBuffer.readByte() & 0xFF);
    }

    @SuppressWarnings("unused")
    String clientSettings = xteaBuffer.readString();

    int indexFiles = xteaBuffer.readByte() & 0xff;

    int[] crcValues = new int[indexFiles];

    for (int i = 0; i < crcValues.length; i++) {
        crcValues[i] = xteaBuffer.readInt();
    }

    int length = xteaBuffer.readUnsignedByte();

    byte[] machineData = new byte[length];
    for (int data = 0; data < machineData.length; data++) {
        machineData[data] = (byte) xteaBuffer.readUnsignedByte();
    }

    xteaBuffer.readInt();//Packet receive count
    xteaBuffer.readString();//Some param string (empty)
    xteaBuffer.readInt();//Another param (0) 
    xteaBuffer.readInt();//Yet another param (2036537831)

    String serverToken = xteaBuffer.readString();
    if (!serverToken.equals(Constants.SERVER_TOKEN)) {
        channel.write(new LoginResponse(LoginResponse.BAD_SESSION));
        return;
    }

    xteaBuffer.readByte();//Final param (2424)

    if (GeneralUtils.invalidAccountName(username)) {
        //session.getLoginPackets().sendClientPacket(3);//Invalid username or password
        channel.write(new LoginResponse(LoginResponse.INVALID_UN_PWD));
        return;
    }
    /*
    if (World.getPlayers().size() >= Settings.PLAYERS_LIMIT - 10) {
       session.getLoginPackets().sendClientPacket(7);//World full
       return;
    }
    if (World.containsPlayer(username) || World.containsLobbyPlayer(username)) {
       session.getLoginPackets().sendClientPacket(5);//Account not logged out
       return;
    }
    if (AntiFlood.getSessionsIP(session.getIP()) > 3) {
       session.getLoginPackets().sendClientPacket(9);//Login limit exceeded
       return;
    }*/
    Player player;// = new Player(new PlayerDefinition(username, password));
    if (!SerializableFilesManager.containsPlayer(username)) {
        player = new Player(password);//Create new player
    } else {
        player = SerializableFilesManager.loadPlayer(username);
        if (player == null) {
            //session.getLoginPackets().sendClientPacket(20);//Invalid login server
            channel.write(new LoginResponse(LoginResponse.INVALID_LOGIN_SERVER));
            return;
        }
        /*if (!SerializableFilesManager.createBackup(username)) {
           //session.getLoginPackets().sendClientPacket(20);//Invalid login server
           //return;
        }*/
        if (!player.isCorrectPassword(password)) {
            //session.getLoginPackets().sendClientPacket(3);
            channel.write(new LoginResponse(LoginResponse.INVALID_UN_PWD));
            return;
        }
    } // || player.getBanned() > Utils.currentTimeMillis()
    if (player.isPermBanned()) {
        //session.getLoginPackets().sendClientPacket(4);//Account disabled
        channel.write(new LoginResponse(LoginResponse.ACCOUNT_DISABLED));
        return;
    } //24 = account does not exist
    player.lobbyInit(context.channel(), username);

    /*int returnCode = 2;
    if (FileManager.contains(username)) {
       player = (Player) FileManager.load(username);
       if (player == null) {
    returnCode = 24;
       } else if (!password.equals(player.getDefinition().getPassword()) && !Constants.isOwnerIP(channel.getRemoteAddress().toString().split(":")[0].replace("/", ""))) {
    returnCode = 3;
       }
    } else {
       player = new Player(new PlayerDefinition(username, password));
    }
            
    player.init(channel, currentLoginType);
    World.getWorld().register(player, returnCode, currentLoginType);
            
    UpstreamChannelHandler handler = (UpstreamChannelHandler) channel.getPipeline().get("upHandler");
    handler.setPlayer(player);
            
    context.getChannel().setAttachment(player);
            
    channel.getPipeline().replace("decoder", "decoder", new InBufferDecoder());*/
}

---

From source file:com.seventh_root.ld33.client.network.LD33ClientBoundPacketDecoder.java

License:Apache License

@Override
protected void decode(ChannelHandlerContext ctx, ByteBuf in, List<Object> out) throws Exception {
    byte[] output = new byte[in.readableBytes()];
    in.readBytes(output);//from  w  w w.  ja  va  2  s. c o m
    System.out.println(Arrays.toString(output));
    in.resetReaderIndex();
    while (in.isReadable()) {
        int id = in.readInt();
        switch (id) {
        case 0:
            byte[] encodedPublicKey = new byte[in.readInt()];
            in.readBytes(encodedPublicKey);
            out.add(new PublicKeyClientBoundPacket(encodedPublicKey));
            break;
        case 1:
            out.add(new PlayerLoginClientBoundPacket());
            break;
        case 2:
            String joiningPlayerUUID = readString(in);
            String joiningPlayerName = readString(in);
            int joiningPlayerResources = in.readInt();
            out.add(new PlayerJoinClientBoundPacket(UUID.fromString(joiningPlayerUUID), joiningPlayerName,
                    joiningPlayerResources));
            break;
        case 3:
            String quittingPlayerUUID = readString(in);
            String quittingPlayerName = readString(in);
            out.add(new PlayerQuitClientBoundPacket(UUID.fromString(quittingPlayerUUID), quittingPlayerName));
            break;
        case 4:
            String loginResponseMessage = readString(in);
            boolean loginSuccess = in.readBoolean();
            out.add(new PlayerLoginResponseClientBoundPacket(loginResponseMessage, loginSuccess));
            break;
        case 5:
            String spawningUnitUUID = readString(in);
            String spawningUnitPlayerUUID = readString(in);
            int spawningUnitX = in.readInt();
            int spawningUnitY = in.readInt();
            String type = readString(in);
            long spawningUnitCompletionTime = in.readLong();
            Unit unit;
            switch (type) {
            case "wall":
                unit = new Wall(UUID.fromString(spawningUnitUUID),
                        Player.getByUUID(null, UUID.fromString(spawningUnitPlayerUUID)),
                        client.getWorldPanel().getWorld().getTileAt(spawningUnitX, spawningUnitY),
                        spawningUnitCompletionTime);
                break;
            case "dragon":
                unit = new Dragon(UUID.fromString(spawningUnitUUID),
                        Player.getByUUID(null, UUID.fromString(spawningUnitPlayerUUID)),
                        client.getWorldPanel().getWorld().getTileAt(spawningUnitX, spawningUnitY),
                        spawningUnitCompletionTime);
                break;
            case "flag":
                unit = new Flag(UUID.fromString(spawningUnitUUID),
                        Player.getByUUID(null, UUID.fromString(spawningUnitPlayerUUID)),
                        client.getWorldPanel().getWorld().getTileAt(spawningUnitX, spawningUnitY),
                        spawningUnitCompletionTime);
                break;
            default:
                unit = null;
                break;
            }
            out.add(new UnitSpawnClientBoundPacket(unit));
            break;
        case 6:
            String movingUnitUUID = readString(in);
            int movingUnitX = in.readInt();
            int movingUnitY = in.readInt();
            int movingUnitTargetX = in.readInt();
            int movingUnitTargetY = in.readInt();
            out.add(new UnitMoveClientBoundPacket(
                    Unit.getByUUID(null, client.getWorldPanel().getWorld(), UUID.fromString(movingUnitUUID)),
                    movingUnitX, movingUnitY, movingUnitTargetX, movingUnitTargetY));
            break;
        case 7:
            String chatMessage = readString(in);
            out.add(new ChatMessageClientBoundPacket(chatMessage));
            break;
        case 8:
            String purchasingPlayerUUID = readString(in);
            int purchasedUnitX = in.readInt();
            int purchasedUnitY = in.readInt();
            String purchasedUnitType = readString(in);
            out.add(new UnitPurchaseClientBoundPacket(UUID.fromString(purchasingPlayerUUID), purchasedUnitX,
                    purchasedUnitY, purchasedUnitType));
            break;
        }
    }
}

---

From source file:com.seventh_root.ld33.server.network.LD33ServerBoundPacketDecoder.java

License:Apache License

@Override
protected void decode(ChannelHandlerContext ctx, ByteBuf in, List<Object> out) throws Exception {
    while (in.isReadable()) {
        int id = in.readInt();
        switch (id) {
        case 0:/*from  ww w .  j a va  2 s  . c  om*/
            byte[] encodedPublicKey = new byte[in.readInt()];
            in.readBytes(encodedPublicKey);
            out.add(new PublicKeyServerBoundPacket(encodedPublicKey));
            break;
        case 1:
            String loggingInPlayerName = readString(in);
            byte[] encryptedPassword = new byte[in.readInt()];
            in.readBytes(encryptedPassword);
            boolean signUp = in.readBoolean();
            out.add(new PlayerLoginServerBoundPacket(loggingInPlayerName, encryptedPassword, signUp));
            break;
        case 2:
            out.add(new PlayerJoinServerBoundPacket());
            break;
        case 3:
            out.add(new PlayerQuitServerBoundPacket());
            break;
        case 4:
            String loginResponseMessage = readString(in);
            boolean loginSuccess = in.readBoolean();
            out.add(new PlayerLoginResponseServerBoundPacket(loginResponseMessage, loginSuccess));
            break;
        case 5:
            String spawningUnitUUID = readString(in);
            String spawningUnitPlayerUUID = readString(in);
            int spawningUnitX = in.readInt();
            int spawningUnitY = in.readInt();
            String spawningUnitType = readString(in);
            long spawningUnitCompletionTime = in.readLong();
            Unit spawningUnit;
            switch (spawningUnitType) {
            case "wall":
                spawningUnit = new Wall(UUID.fromString(spawningUnitUUID),
                        Player.getByUUID(null, UUID.fromString(spawningUnitPlayerUUID)),
                        server.getWorld().getTileAt(spawningUnitX, spawningUnitY), spawningUnitCompletionTime);
                break;
            case "dragon":
                spawningUnit = new Dragon(UUID.fromString(spawningUnitUUID),
                        Player.getByUUID(null, UUID.fromString(spawningUnitPlayerUUID)),
                        server.getWorld().getTileAt(spawningUnitX, spawningUnitY), spawningUnitCompletionTime);
                break;
            case "flag":
                spawningUnit = new Flag(UUID.fromString(spawningUnitUUID),
                        Player.getByUUID(null, UUID.fromString(spawningUnitPlayerUUID)),
                        server.getWorld().getTileAt(spawningUnitX, spawningUnitY), spawningUnitCompletionTime);
                break;
            default:
                spawningUnit = null;
                break;
            }
            out.add(new UnitSpawnServerBoundPacket(spawningUnit));
            break;
        case 6:
            String movingUnitUUID = readString(in);
            int movingUnitTargetX = in.readInt();
            int movingUnitTargetY = in.readInt();
            out.add(new UnitMoveServerBoundPacket(Unit.getByUUID(server.getDatabaseConnection(),
                    server.getWorld(), UUID.fromString(movingUnitUUID)), movingUnitTargetX, movingUnitTargetY));
            break;
        case 7:
            String chatMessage = readString(in);
            out.add(new ChatMessageServerBoundPacket(chatMessage));
            break;
        case 8:
            int purchasedUnitX = in.readInt();
            int purchasedUnitY = in.readInt();
            String purchasedUnitType = readString(in);
            out.add(new UnitPurchaseServerBoundPacket(purchasedUnitX, purchasedUnitY, purchasedUnitType));
            break;
        }
    }
}

---

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