List of usage examples for java.nio ByteBuffer putShort
public abstract ByteBuffer putShort(short value);
From source file:ConversionUtil.java
public static byte[] convertToByteArray(short value) { byte[] bytes = new byte[2]; ByteBuffer buffer = ByteBuffer.allocate(bytes.length); buffer.putShort(value); return buffer.array(); // buffer.get(bytes); /*/*from w w w . j ava 2s .c o m*/ for (int i =0;i<bytes.length; ++i) { int offset = (bytes.length -i-1) *8; bytes[i] = (byte)((value & (0xff << offset)) >>> offset); } */ // return bytes; }
From source file:com.oneguy.recognize.Util.java
public static ByteBuffer putData(ByteBuffer buffer, short data) { if (buffer == null) { return buffer; }//from www. j a va 2 s. c o m // sizeof(int) == 2 while (buffer.capacity() < buffer.position() + 2 - 1) { buffer = doubleSize(buffer); } buffer.putShort(data); return buffer; }
From source file:us.ihmc.idl.CDR.java
public static void writeEncapsulation(SerializedPayload payload) { ByteBuffer buf = payload.getData(); //Write encapsulation buf.put((byte) 0x0); buf.put((byte) payload.getEncapsulation()); buf.putShort(options); }
From source file:tor.HiddenService.java
public static void sendIntroduce(TorSocket sock, String onion, TorCircuit rendz) throws IOException { log.debug("Fetching Hidden Service Descriptor"); String hsdescTxt = fetchHSDescriptor(sock, onion); OnionRouter rendzOR = rendz.getLastHop().router; // parse the hidden service descriptor TorDocumentParser hsdesc = new TorDocumentParser(hsdescTxt); //decode the intro points String intopointsb64 = new String(Base64.decode(hsdesc.map.get("introduction-points"))); // parse intro points document TorDocumentParser intros = new TorDocumentParser(intopointsb64); // get first intro point String introPointIdentities[] = intros.getArrayItem("introduction-point"); int introPointNum = 0; String ip0 = Hex.encodeHexString(new Base32().decode(introPointIdentities[introPointNum].toUpperCase())); OnionRouter ip0or = Consensus.getConsensus().routers.get(ip0); byte[] serviceKey = Base64.decode(intros.getArrayItem("service-key")[introPointNum]); byte skHash[] = TorCrypto.getSHA1().digest(serviceKey); assert (skHash.length == 20); log.debug("Using Intro Point: {}, building circuit...", ip0or); TorCircuit ipcirc = sock.createCircuit(true); ipcirc.create();//from ww w .j a v a2s . co m ipcirc.extend(ip0or); // outer packet ByteBuffer buf = ByteBuffer.allocate(1024); buf.put(skHash); // service PKhash // inner handshake ByteBuffer handshake = ByteBuffer.allocate(1024); handshake.put((byte) 2); //ver handshake.put(rendzOR.ip.getAddress()); // rendz IP addr handshake.putShort((short) rendzOR.orport); try { handshake.put(new Hex().decode(rendzOR.identityhash.getBytes())); } catch (DecoderException e) { e.printStackTrace(); } handshake.putShort((short) rendzOR.onionKeyRaw.length); // rendz key len handshake.put(rendzOR.onionKeyRaw); // rendz key handshake.put(rendz.rendezvousCookie); //rend cookie // tap handshake / create handshake byte priv_x[] = new byte[128]; TorCrypto.rnd.nextBytes(priv_x); // g^x rendz.temp_x = TorCrypto.byteToBN(priv_x); rendz.temp_r = null; BigInteger pubKey = TorCrypto.DH_G.modPow(rendz.temp_x, TorCrypto.DH_P); byte pubKeyByte[] = TorCrypto.BNtoByte(pubKey); handshake.put(pubKeyByte); handshake.flip(); // convert to byte array byte handshakeBytes[] = new byte[handshake.remaining()]; handshake.get(handshakeBytes); // encrypt handshake PublicKey skPK = TorCrypto.asn1GetPublicKey(serviceKey); buf.put(TorCrypto.hybridEncrypt(handshakeBytes, skPK)); buf.flip(); byte introcell[] = new byte[buf.remaining()]; buf.get(introcell); ipcirc.send(introcell, TorCircuit.RELAY_COMMAND_INTRODUCE1, false, (short) 0); log.debug("waiting for introduce acknowledgement"); ipcirc.waitForState(TorCircuit.STATES.INTRODUCED, false); log.debug("Now waiting for rendezvous connect"); rendz.waitForState(TorCircuit.STATES.RENDEZVOUS_COMPLETE, false); ipcirc.destroy(); // no longer needed log.debug("Hidden Service circuit built"); }
From source file:io.github.dsheirer.record.wave.WaveWriter.java
/** * Creates an audio format chunk//w w w . java 2 s . c om */ public static ByteBuffer getFormatChunk(AudioFormat format) { ByteBuffer header = ByteBuffer.allocate(24).order(ByteOrder.LITTLE_ENDIAN); //Format descriptor header.put(FORMAT_CHUNK_ID.getBytes()); header.putInt(FORMAT_CHUNK_LENGTH); header.putShort(FORMAT_UNCOMPRESSED_PCM); header.putShort((short) format.getChannels()); header.putInt((int) format.getSampleRate()); //Byte Rate = sample rate * channels * bits per sample / 8 int frameByteRate = format.getChannels() * format.getSampleSizeInBits() / 8; int byteRate = (int) (format.getSampleRate() * frameByteRate); header.putInt(byteRate); //Block Align header.putShort((short) frameByteRate); //Bits per Sample header.putShort((short) format.getSampleSizeInBits()); //Reset the buffer pointer to 0 header.position(0); return header; }
From source file:com.DorsetEggs.waver.communicatorService.java
public static byte[] toByteArray(KeyframePacket obj) throws IOException { ByteBuffer bytes = ByteBuffer.allocate(4); bytes.order(ByteOrder.LITTLE_ENDIAN); bytes.put(obj.servoToApplyTo);/* ww w . j a va2 s . co m*/ bytes.put(obj.degreesToReach); bytes.putShort(obj.timeToPosition); return bytes.array(); }
From source file:org.midonet.netlink.rtnetlink.Link.java
static public ByteBuffer describeGetRequest(ByteBuffer buf, int index) { buf.put((byte) 0); buf.put((byte) 0); buf.putShort((short) 0); buf.putInt(index);//from w w w .j a va 2 s . c o m buf.putInt(0); buf.putInt(0xffffffff); return buf; }
From source file:org.midonet.netlink.rtnetlink.Link.java
static public ByteBuffer describeGetRequest(ByteBuffer buf, String ifname) { buf.put((byte) 0); buf.put((byte) 0); buf.putShort((short) 0); buf.putInt(0);// w ww .j a va 2 s. com buf.putInt(0); buf.putInt(0xffffffff); NetlinkMessage.writeStringAttr(buf, Attr.IFLA_IFNAME, ifname); return buf; }
From source file:com.github.woz_dialog.ros_woz_dialog_project.TTSHTTPClient.java
private static byte[] addWavHeader(byte[] bytes) throws IOException { ByteBuffer bufferWithHeader = ByteBuffer.allocate(bytes.length + 44); bufferWithHeader.order(ByteOrder.LITTLE_ENDIAN); bufferWithHeader.put("RIFF".getBytes()); bufferWithHeader.putInt(bytes.length + 36); bufferWithHeader.put("WAVE".getBytes()); bufferWithHeader.put("fmt ".getBytes()); bufferWithHeader.putInt(16);/* w ww .j av a2 s . c om*/ bufferWithHeader.putShort((short) 1); bufferWithHeader.putShort((short) 1); bufferWithHeader.putInt(16000); bufferWithHeader.putInt(32000); bufferWithHeader.putShort((short) 2); bufferWithHeader.putShort((short) 16); bufferWithHeader.put("data".getBytes()); bufferWithHeader.putInt(bytes.length); bufferWithHeader.put(bytes); return bufferWithHeader.array(); }
From source file:org.midonet.netlink.rtnetlink.Link.java
static public ByteBuffer describeDelRequest(ByteBuffer buf, Link link) { IfinfoMsg ifi = link.ifi;/* w w w .j av a2 s .c o m*/ buf.put(ifi.family); buf.put((byte) 0); buf.putShort(ifi.type); buf.putInt(ifi.index); buf.putInt(ifi.flags); buf.putInt(ifi.change); NetlinkMessage.writeAttrNested(buf, Attr.IFLA_LINKINFO, link.info); if (link.ifname != null) { NetlinkMessage.writeStringAttr(buf, Attr.IFLA_IFNAME, link.ifname); } return buf; }