static void insertString(String str, ByteBuffer buf) throws java.io.UnsupportedEncodingException {
if (str != null && str.length() > 0) {
buf.putInt(str.length() + 1);
buf.put(str.getBytes("UTF-8"), 0, str.length());
buf.put((byte) 0);
} else { // buffer is null or length 0
buf.putInt(0);
}
}
static void insertByteString(byte[] array, ByteBuffer buf)
throws java.io.UnsupportedEncodingException {
if (array != null && array.length > 0) {
buf.putInt(array.length);
buf.put(array, 0, array.length);
buf.put((byte) 0);
} else { // buffer is null or length 0
buf.putInt(0);
}
}
// creates the header and pads the content returning a new byte[]
// in the proper format. The secret is 4bytes (int), the step
// is 2 bytes (short).
public static byte[] createBuffer(byte[] content, int secret, short step) {
short studentNum = 456; // my student number is 1340456
int paddedSize = content.length;
while (paddedSize % 4 != 0) {
paddedSize++;
}
ByteBuffer bb = ByteBuffer.allocate(HEADER_SIZE + paddedSize);
bb.putInt(content.length);
bb.putInt(secret);
bb.putShort(step);
bb.putShort(studentNum);
bb.put(content);
return bb.array();
}
public final byte[] serialize() {
ByteBuffer bb = null;
try {
final byte[] targetPosition =
(this.m_targetPosition == null) ? new byte[0] : this.m_targetPosition.getBytes("UTF-8");
final byte[] jaugeVarName =
(this.m_jaugeVarName == null) ? new byte[0] : this.m_jaugeVarName.getBytes("UTF-8");
bb = ByteBuffer.allocate(9 + targetPosition.length + 4 + 1 + 4 + jaugeVarName.length);
bb.putInt(this.m_id);
bb.put((byte) (this.m_isChallengeGoal ? 1 : 0));
bb.putInt(targetPosition.length);
bb.put(targetPosition);
bb.put((byte) (this.m_isCountDownJauge ? 1 : 0));
bb.putInt(this.m_jaugeMaxValue);
bb.putInt(jaugeVarName.length);
bb.put(jaugeVarName);
} catch (UnsupportedEncodingException e) {
ScenarioBinaryStorable.m_logger.error((Object) "Exception", (Throwable) e);
}
return bb.array();
}
public final byte[] serialize() {
final byte[] cdata = StringUtils.toUTF8(this.m_criterion);
final int presize = cdata.length;
final ByteBuffer bb = ByteBuffer.allocate(32 + presize);
bb.putInt(this.m_id);
bb.put(this.m_order);
bb.putInt(this.m_gfx);
bb.putInt(cdata.length);
bb.put(cdata);
bb.put((byte) (this.m_success ? 1 : 0));
bb.putInt(this.m_itemId);
bb.putShort(this.m_itemQty);
bb.putInt(this.m_xp);
bb.putInt(this.m_kama);
bb.putInt(this.m_guildPoints);
return bb.array();
}
@Override
public boolean serialize(final ByteBuffer buffer) {
buffer.putInt(this.referenceId);
buffer.putInt(this.price);
return true;
}
@Override
public boolean serialize(final ByteBuffer buffer) {
buffer.putInt(this.referenceId);
buffer.putInt(this.remainingDuration);
return true;
}
private void setRingCursor(ByteBuffer buffer, int newCursor) {
checkArgument(newCursor >= 0);
buffer.putInt(4, newCursor);
}
/**
* Opens new WebRTC data channel using specified parameters.
*
* @param type channel type as defined in control protocol description. Use 0 for "reliable".
* @param prio channel priority. The higher the number, the lower the priority.
* @param reliab Reliability Parameter<br>
* This field is ignored if a reliable channel is used. If a partial reliable channel with
* limited number of retransmissions is used, this field specifies the number of
* retransmissions. If a partial reliable channel with limited lifetime is used, this field
* specifies the maximum lifetime in milliseconds. The following table summarizes this:<br>
* </br>
* <p>+------------------------------------------------+------------------+ | Channel Type |
* Reliability | | | Parameter |
* +------------------------------------------------+------------------+ |
* DATA_CHANNEL_RELIABLE | Ignored | | DATA_CHANNEL_RELIABLE_UNORDERED | Ignored | |
* DATA_CHANNEL_PARTIAL_RELIABLE_REXMIT | Number of RTX | |
* DATA_CHANNEL_PARTIAL_RELIABLE_REXMIT_UNORDERED | Number of RTX | |
* DATA_CHANNEL_PARTIAL_RELIABLE_TIMED | Lifetime in ms | |
* DATA_CHANNEL_PARTIAL_RELIABLE_TIMED_UNORDERED | Lifetime in ms |
* +------------------------------------------------+------------------+
* @param sid SCTP stream id that will be used by new channel (it must not be already used).
* @param label text label for the channel.
* @return new instance of <tt>WebRtcDataStream</tt> that represents opened WebRTC data channel.
* @throws IOException if IO error occurs.
*/
public synchronized WebRtcDataStream openChannel(
int type, int prio, long reliab, int sid, String label) throws IOException {
if (channels.containsKey(sid)) {
throw new IOException("Channel on sid: " + sid + " already exists");
}
// Label Length & Label
byte[] labelBytes;
int labelByteLength;
if (label == null) {
labelBytes = null;
labelByteLength = 0;
} else {
labelBytes = label.getBytes("UTF-8");
labelByteLength = labelBytes.length;
if (labelByteLength > 0xFFFF) labelByteLength = 0xFFFF;
}
// Protocol Length & Protocol
String protocol = WEBRTC_DATA_CHANNEL_PROTOCOL;
byte[] protocolBytes;
int protocolByteLength;
if (protocol == null) {
protocolBytes = null;
protocolByteLength = 0;
} else {
protocolBytes = protocol.getBytes("UTF-8");
protocolByteLength = protocolBytes.length;
if (protocolByteLength > 0xFFFF) protocolByteLength = 0xFFFF;
}
ByteBuffer packet = ByteBuffer.allocate(12 + labelByteLength + protocolByteLength);
// Message open new channel on current sid
// Message Type
packet.put((byte) MSG_OPEN_CHANNEL);
// Channel Type
packet.put((byte) type);
// Priority
packet.putShort((short) prio);
// Reliability Parameter
packet.putInt((int) reliab);
// Label Length
packet.putShort((short) labelByteLength);
// Protocol Length
packet.putShort((short) protocolByteLength);
// Label
if (labelByteLength != 0) {
packet.put(labelBytes, 0, labelByteLength);
}
// Protocol
if (protocolByteLength != 0) {
packet.put(protocolBytes, 0, protocolByteLength);
}
int sentCount = sctpSocket.send(packet.array(), true, sid, WEB_RTC_PPID_CTRL);
if (sentCount != packet.capacity()) {
throw new IOException("Failed to open new chanel on sid: " + sid);
}
WebRtcDataStream channel = new WebRtcDataStream(sctpSocket, sid, label, false);
channels.put(sid, channel);
return channel;
}
@Override
public byte[] getBinaryData() {
final ArrayList<byte[]> binGroups = new ArrayList<byte[]>(this.m_actionGroups.size());
final ArrayList<byte[]> binRewars = new ArrayList<byte[]>(this.m_rewards.size());
int presize = 0;
presize += 4;
try {
for (final String var : this.m_varMapping) {
presize += 4 + var.getBytes("UTF-8").length;
}
} catch (Exception e) {
ScenarioBinaryStorable.m_logger.error((Object) "Exception", (Throwable) e);
}
try {
presize += 8;
presize +=
((this.m_joinCriterion != null) ? this.m_joinCriterion.getBytes("UTF-8").length : 0);
presize +=
((this.m_rewardEligibilityCriterion != null)
? this.m_rewardEligibilityCriterion.getBytes("UTF-8").length
: 0);
} catch (Exception e) {
ScenarioBinaryStorable.m_logger.error((Object) "Exception", (Throwable) e);
}
for (final ActionGroupStorable g : this.m_actionGroups) {
final byte[] bin = g.serialize();
presize += bin.length + 4;
binGroups.add(bin);
}
for (final RewardStorable r : this.m_rewards) {
final byte[] bin = r.serialize();
presize += bin.length + 4;
binRewars.add(bin);
}
try {
presize += 4;
presize += ((this.m_params != null) ? this.m_params.getBytes("UTF-8").length : 0);
} catch (Exception e) {
ScenarioBinaryStorable.m_logger.error((Object) "Exception", (Throwable) e);
}
final ByteBuffer bb = ByteBuffer.allocate(31 + presize);
bb.putInt(this.m_id);
bb.put(this.m_type);
bb.put(this.m_userType);
bb.put((byte) (this.m_autoTrigger ? 1 : 0));
bb.put((byte) (this.m_isChallenge ? 1 : 0));
bb.put((byte) (this.m_isChaos ? 1 : 0));
bb.putShort(this.m_duration);
bb.putShort(this.m_minUsers);
bb.putShort(this.m_maxUsers);
if (this.m_expirationDate != null) {
bb.putLong(this.m_expirationDate.toLong());
} else {
bb.putLong(0L);
}
try {
if (this.m_params != null) {
final byte[] bytes = this.m_params.getBytes("UTF-8");
bb.putInt(bytes.length);
bb.put(bytes);
} else {
bb.putInt(0);
}
} catch (Exception e2) {
ScenarioBinaryStorable.m_logger.error((Object) "Exception", (Throwable) e2);
}
try {
bb.putInt(this.m_varMapping.length);
for (final String var2 : this.m_varMapping) {
final byte[] bytes2 = var2.getBytes("UTF-8");
bb.putInt(bytes2.length);
bb.put(bytes2);
}
} catch (Exception e2) {
ScenarioBinaryStorable.m_logger.error((Object) "Exception", (Throwable) e2);
}
try {
if (this.m_joinCriterion != null) {
final byte[] bytes = this.m_joinCriterion.getBytes("UTF-8");
bb.putInt(bytes.length);
bb.put(bytes);
} else {
bb.putInt(0);
}
if (this.m_rewardEligibilityCriterion != null) {
final byte[] bytes = this.m_rewardEligibilityCriterion.getBytes("UTF-8");
bb.putInt(bytes.length);
bb.put(bytes);
} else {
bb.putInt(0);
}
} catch (Exception e2) {
ScenarioBinaryStorable.m_logger.error((Object) "Exception", (Throwable) e2);
}
bb.putInt(binGroups.size());
for (final byte[] gdata : binGroups) {
bb.putInt(gdata.length);
bb.put(gdata);
}
bb.putInt(binRewars.size());
for (final byte[] rdata : binRewars) {
bb.putInt(rdata.length);
bb.put(rdata);
}
return bb.array();
}
static void insertByteArray(byte[] array, ByteBuffer buf) {
if (array != null && array.length > 0) {
buf.putInt(array.length);
buf.put(array, 0, array.length);
} else buf.putInt(0);
}
// returns byte array of content meant to be sent in packet b1
public static byte[] partB(int packet_id, int len) {
ByteBuffer bb = ByteBuffer.allocate(len + 4);
bb.putInt(packet_id);
return bb.array();
}
