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Merge pull request #763 from ejoerns/pull-req/cooja-analyzers

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[Cooja] Fixes and enhancements for 6lowpan analyzers
This commit is contained in:
Fredrik Österlind 2014-08-06 08:55:29 +02:00
parent 648d3576a0 d894390f3e
commit cb6cb3fc13
7 changed files with 1159 additions and 1002 deletions
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471
tools/cooja/java/org/contikios/cooja/plugins/RadioLogger.java
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@ -27,7 +27,6 @@
* SUCH DAMAGE.
*
*/
package org.contikios.cooja.plugins;
import java.awt.BorderLayout;
@ -111,6 +110,7 @@ import org.contikios.cooja.util.StringUtils;
@ClassDescription("Radio messages")
@PluginType(PluginType.SIM_PLUGIN)
public class RadioLogger extends VisPlugin {
private static Logger logger = Logger.getLogger(RadioLogger.class);
private static final long serialVersionUID = -6927091711697081353L;
@ -141,7 +141,7 @@ public class RadioLogger extends VisPlugin {
private Observer radioMediumObserver;
private AbstractTableModel model;
private HashMap<String,Action> analyzerMap = new HashMap<String,Action>();
private HashMap<String, Action> analyzerMap = new HashMap<String, Action>();
private String analyzerName = null;
private ArrayList<PacketAnalyzer> analyzers = null;
private IEEE802154Analyzer analyzerWithPcap;
@ -187,6 +187,7 @@ public class RadioLogger extends VisPlugin {
private static final long serialVersionUID = 1692207305977527004L;
@Override
public String getColumnName(int col) {
if (col == COLUMN_TIME && formatTimeString) {
return "Time";
@ -194,14 +195,17 @@ public class RadioLogger extends VisPlugin {
return COLUMN_NAMES[col];
}
@Override
public int getRowCount() {
return connections.size();
}
@Override
public int getColumnCount() {
return COLUMN_NAMES.length;
}
@Override
public Object getValueAt(int row, int col) {
if (row < 0 || row >= connections.size()) {
return "";
@ -247,6 +251,7 @@ public class RadioLogger extends VisPlugin {
return null;
}
@Override
public boolean isCellEditable(int row, int col) {
if (col == COLUMN_FROM) {
/* Highlight source */
@ -265,6 +270,7 @@ public class RadioLogger extends VisPlugin {
return false;
}
@Override
public Class<?> getColumnClass(int c) {
return getValueAt(0, c).getClass();
}
@ -274,6 +280,7 @@ public class RadioLogger extends VisPlugin {
private static final long serialVersionUID = -2199726885069809686L;
@Override
public String getToolTipText(MouseEvent e) {
java.awt.Point p = e.getPoint();
int rowIndex = rowAtPoint(p);
@ -290,14 +297,13 @@ public class RadioLogger extends VisPlugin {
/* TODO This entry may represent several hidden connections */
RadioConnectionLog conn = connections.get(modelRowIndex);
if (modelColumnIndex == COLUMN_TIME) {
return
"<html>" +
"Start time (us): " + conn.startTime +
"<br>" +
"End time (us): " + conn.endTime +
"<br><br>" +
"Duration (us): " + (conn.endTime - conn.startTime) +
"</html>";
return "<html>"
+ "Start time (us): " + conn.startTime
+ "<br>"
+ "End time (us): " + conn.endTime
+ "<br><br>"
+ "Duration (us): " + (conn.endTime - conn.startTime)
+ "</html>";
} else if (modelColumnIndex == COLUMN_FROM) {
return conn.connection.getSource().getMote().toString();
} else if (modelColumnIndex == COLUMN_TO) {
@ -329,6 +335,7 @@ public class RadioLogger extends VisPlugin {
/* Toggle time format */
dataTable.getTableHeader().addMouseListener(new MouseAdapter() {
@Override
public void mouseClicked(MouseEvent e) {
int colIndex = dataTable.columnAtPoint(e.getPoint());
int columnIndex = dataTable.convertColumnIndexToModel(colIndex);
@ -337,25 +344,26 @@ public class RadioLogger extends VisPlugin {
}
formatTimeString = !formatTimeString;
dataTable.getColumnModel().getColumn(COLUMN_TIME).setHeaderValue(
dataTable.getModel().getColumnName(COLUMN_TIME));
dataTable.getModel().getColumnName(COLUMN_TIME));
repaint();
}
});
dataTable.addKeyListener(new KeyAdapter() {
@Override
public void keyPressed(KeyEvent e) {
if (e.getKeyCode() == KeyEvent.VK_SPACE) {
showInAllAction.actionPerformed(null);
} else if (e.getKeyCode() == KeyEvent.VK_F &&
(e.getModifiers() & KeyEvent.CTRL_MASK) != 0) {
searchField.setVisible(true);
searchField.requestFocus();
searchField.selectAll();
revalidate();
} else if (e.getKeyCode() == KeyEvent.VK_F
&& (e.getModifiers() & KeyEvent.CTRL_MASK) != 0) {
searchField.setVisible(true);
searchField.requestFocus();
searchField.selectAll();
revalidate();
} else if (e.getKeyCode() == KeyEvent.VK_ESCAPE) {
searchField.setVisible(false);
dataTable.requestFocus();
revalidate();
searchField.setVisible(false);
dataTable.requestFocus();
revalidate();
}
}
});
@ -367,21 +375,22 @@ public class RadioLogger extends VisPlugin {
dataTable.setRowSorter(logFilter);
dataTable.getSelectionModel().addListSelectionListener(new ListSelectionListener() {
public void valueChanged(ListSelectionEvent e) {
int row = dataTable.getSelectedRow();
if (row < 0) {
return;
}
int modelRowIndex = dataTable.convertRowIndexToModel(row);
if (modelRowIndex >= 0) {
RadioConnectionLog conn = connections.get(modelRowIndex);
if (conn.tooltip == null) {
prepareTooltipString(conn);
}
verboseBox.setText(conn.tooltip);
verboseBox.setCaretPosition(0);
}
@Override
public void valueChanged(ListSelectionEvent e) {
int row = dataTable.getSelectedRow();
if (row < 0) {
return;
}
int modelRowIndex = dataTable.convertRowIndexToModel(row);
if (modelRowIndex >= 0) {
RadioConnectionLog conn = connections.get(modelRowIndex);
if (conn.tooltip == null) {
prepareTooltipString(conn);
}
verboseBox.setText(conn.tooltip);
verboseBox.setCaretPosition(0);
}
}
});
// Set data column width greedy
dataTable.setAutoResizeMode(JTable.AUTO_RESIZE_LAST_COLUMN);
@ -395,11 +404,13 @@ public class RadioLogger extends VisPlugin {
payloadMenu.add(new JMenuItem(aliasAction));
payloadMenu.add(new JCheckBoxMenuItem(showDuplicatesAction) {
@Override
public boolean isSelected() {
return showDuplicates;
}
});
payloadMenu.add(new JCheckBoxMenuItem(hideNoDestinationAction) {
@Override
public boolean isSelected() {
return hideNoDestinationPackets;
}
@ -407,7 +418,6 @@ public class RadioLogger extends VisPlugin {
fileMenu.add(new JMenuItem(saveAction));
JPopupMenu popupMenu = new JPopupMenu();
JMenu focusMenu = new JMenu("Show in");
@ -418,7 +428,6 @@ public class RadioLogger extends VisPlugin {
popupMenu.add(focusMenu);
//a group of radio button menu items
ButtonGroup group = new ButtonGroup();
JRadioButtonMenuItem rbMenuItem = new JRadioButtonMenuItem(
createAnalyzerAction("No Analyzer", "none", null, true));
@ -426,7 +435,7 @@ public class RadioLogger extends VisPlugin {
analyzerMenu.add(rbMenuItem);
rbMenuItem = new JRadioButtonMenuItem(createAnalyzerAction(
"6LoWPAN Analyzer", "6lowpan", lowpanAnalyzers, false));
"6LoWPAN Analyzer", "6lowpan", lowpanAnalyzers, false));
group.add(rbMenuItem);
analyzerMenu.add(rbMenuItem);
@ -436,20 +445,20 @@ public class RadioLogger extends VisPlugin {
analyzerMenu.add(rbMenuItem);
/* Load additional analyzers specified by projects (cooja.config) */
String[] projectAnalyzerSuites =
gui.getProjectConfig().getStringArrayValue(RadioLogger.class, "ANALYZERS");
String[] projectAnalyzerSuites
= gui.getProjectConfig().getStringArrayValue(RadioLogger.class, "ANALYZERS");
if (projectAnalyzerSuites != null) {
for (String suiteName: projectAnalyzerSuites) {
if (suiteName == null || suiteName.trim().isEmpty()) {
continue;
}
Class<? extends RadioLoggerAnalyzerSuite> suiteClass =
gui.tryLoadClass(RadioLogger.this, RadioLoggerAnalyzerSuite.class, suiteName);
Class<? extends RadioLoggerAnalyzerSuite> suiteClass
= gui.tryLoadClass(RadioLogger.this, RadioLoggerAnalyzerSuite.class, suiteName);
try {
RadioLoggerAnalyzerSuite suite = suiteClass.newInstance();
ArrayList<PacketAnalyzer> suiteAnalyzers = suite.getAnalyzers();
rbMenuItem = new JRadioButtonMenuItem(createAnalyzerAction(
suite.getDescription(), suiteName, suiteAnalyzers, false));
suite.getDescription(), suiteName, suiteAnalyzers, false));
group.add(rbMenuItem);
analyzerMenu.add(rbMenuItem);
logger.debug("Loaded radio logger analyzers: " + suite.getDescription());
@ -472,21 +481,22 @@ public class RadioLogger extends VisPlugin {
/* Search text field */
searchField.setVisible(false);
searchField.addKeyListener(new KeyAdapter() {
@Override
public void keyPressed(KeyEvent e) {
if (e.getKeyCode() == KeyEvent.VK_ENTER) {
searchSelectNext(
searchField.getText(),
(e.getModifiers() & KeyEvent.SHIFT_MASK) != 0);
} else if (e.getKeyCode() == KeyEvent.VK_ESCAPE) {
searchField.setVisible(false);
dataTable.requestFocus();
revalidate();
if (e.getKeyCode() == KeyEvent.VK_ENTER) {
searchSelectNext(
searchField.getText(),
(e.getModifiers() & KeyEvent.SHIFT_MASK) != 0);
} else if (e.getKeyCode() == KeyEvent.VK_ESCAPE) {
searchField.setVisible(false);
dataTable.requestFocus();
revalidate();
}
}
});
splitPane = new JSplitPane(JSplitPane.VERTICAL_SPLIT,
new JScrollPane(dataTable), new JScrollPane(verboseBox));
new JScrollPane(dataTable), new JScrollPane(verboseBox));
splitPane.setOneTouchExpandable(true);
splitPane.setDividerLocation(150);
add(BorderLayout.NORTH, searchField);
@ -497,6 +507,7 @@ public class RadioLogger extends VisPlugin {
adjuster.packColumns();
radioMedium.addRadioMediumObserver(radioMediumObserver = new Observer() {
@Override
public void update(Observable obs, Object obj) {
RadioConnection conn = radioMedium.getLastConnection();
if (conn == null) {
@ -508,6 +519,7 @@ public class RadioLogger extends VisPlugin {
loggedConn.connection = conn;
loggedConn.packet = conn.getSource().getLastPacketTransmitted();
java.awt.EventQueue.invokeLater(new Runnable() {
@Override
public void run() {
int lastSize = connections.size();
// Check if the last row is visible
@ -528,8 +540,8 @@ public class RadioLogger extends VisPlugin {
setTitle("Radio messages: showing " + dataTable.getRowCount() + "/" + connections.size() + " packets");
}
});
}
});
}
});
setSize(500, 300);
try {
@ -539,45 +551,46 @@ public class RadioLogger extends VisPlugin {
}
}
@Override
public void startPlugin() {
super.startPlugin();
rebuildAllEntries();
}
private void searchSelectNext(String text, boolean reverse) {
if (text.isEmpty()) {
return;
}
int row = dataTable.getSelectedRow();
private void searchSelectNext(String text, boolean reverse) {
if (text.isEmpty()) {
return;
}
int row = dataTable.getSelectedRow();
if (row < 0) {
row = 0;
row = 0;
}
if (!reverse) {
row++;
row++;
} else {
row--;
row--;
}
int rows = dataTable.getModel().getRowCount();
for (int i=0; i < rows; i++) {
int r;
if (!reverse) {
r = (row + i + rows)%rows;
} else {
r = (row - i + rows)%rows;
}
String val = (String) dataTable.getModel().getValueAt(r, COLUMN_DATA);
if (!val.contains(text)) {
continue;
}
dataTable.setRowSelectionInterval(r,r);
dataTable.scrollRectToVisible(dataTable.getCellRect(r, COLUMN_DATA, true));
searchField.setBackground(Color.WHITE);
return;
for (int i = 0; i < rows; i++) {
int r;
if (!reverse) {
r = (row + i + rows) % rows;
} else {
r = (row - i + rows) % rows;
}
String val = (String) dataTable.getModel().getValueAt(r, COLUMN_DATA);
if (!val.contains(text)) {
continue;
}
dataTable.setRowSelectionInterval(r, r);
dataTable.scrollRectToVisible(dataTable.getCellRect(r, COLUMN_DATA, true));
searchField.setBackground(Color.WHITE);
return;
}
searchField.setBackground(Color.RED);
}
searchField.setBackground(Color.RED);
}
/**
* Selects a logged radio packet close to the given time.
@ -586,55 +599,57 @@ public class RadioLogger extends VisPlugin {
*/
public void trySelectTime(final long time) {
java.awt.EventQueue.invokeLater(new Runnable() {
@Override
public void run() {
if (dataTable.getRowCount() == 0) {
return;
}
for (int ai=0; ai < model.getRowCount(); ai++) {
for (int ai = 0; ai < model.getRowCount(); ai++) {
int index = dataTable.convertRowIndexToModel(ai);
if (connections.get(index).endTime < time) {
continue;
}
dataTable.scrollRectToVisible(dataTable.getCellRect(ai, 0, true));
dataTable.setRowSelectionInterval(ai, ai);
return;
}
dataTable.scrollRectToVisible(dataTable.getCellRect(dataTable.getRowCount()-1, 0, true));
dataTable.setRowSelectionInterval(dataTable.getRowCount()-1, dataTable.getRowCount()-1);
dataTable.scrollRectToVisible(dataTable.getCellRect(dataTable.getRowCount() - 1, 0, true));
dataTable.setRowSelectionInterval(dataTable.getRowCount() - 1, dataTable.getRowCount() - 1);
}
});
}
private void applyFilter() {
for(RadioConnectionLog conn: connections) {
for (RadioConnectionLog conn: connections) {
conn.data = null;
conn.tooltip = null;
conn.hides = 0;
conn.hiddenBy = null;
}
}
try {
logFilter.setRowFilter(null);
RowFilter<Object, Object> filter = new RowFilter<Object, Object>() {
@Override
public boolean include(RowFilter.Entry<? extends Object, ? extends Object> entry) {
int row = (Integer) entry.getIdentifier();
RadioConnectionLog current = connections.get(row);
byte[] currentData = current.packet.getPacketData();
if (!showDuplicates && row > 0) {
RadioConnectionLog previous = connections.get(row-1);
RadioConnectionLog previous = connections.get(row - 1);
byte[] previousData = previous.packet.getPacketData();
if (!showDuplicates &&
Arrays.equals(previousData, currentData) &&
previous.connection.getSource() == current.connection.getSource() &&
Arrays.equals(previous.connection.getAllDestinations(), current.connection.getAllDestinations())) {
if (connections.get(row-1).hiddenBy == null) {
connections.get(row-1).hides++;
connections.get(row).hiddenBy = connections.get(row-1);
if (!showDuplicates
&& Arrays.equals(previousData, currentData)
&& previous.connection.getSource() == current.connection.getSource()
&& Arrays.equals(previous.connection.getAllDestinations(), current.connection.getAllDestinations())) {
if (connections.get(row - 1).hiddenBy == null) {
connections.get(row - 1).hides++;
connections.get(row).hiddenBy = connections.get(row - 1);
} else {
connections.get(row-1).hiddenBy.hides++;
connections.get(row).hiddenBy = connections.get(row-1).hiddenBy;
connections.get(row - 1).hiddenBy.hides++;
connections.get(row).hiddenBy = connections.get(row - 1).hiddenBy;
}
return false;
}
@ -661,7 +676,7 @@ public class RadioLogger extends VisPlugin {
if (conn.packet == null) {
data = null;
} else if (conn.packet instanceof ConvertedRadioPacket) {
data = ((ConvertedRadioPacket)conn.packet).getOriginalPacketData();
data = ((ConvertedRadioPacket) conn.packet).getOriginalPacketData();
} else {
data = conn.packet.getPacketData();
}
@ -670,63 +685,63 @@ public class RadioLogger extends VisPlugin {
return;
}
StringBuffer brief = new StringBuffer();
StringBuffer verbose = new StringBuffer();
StringBuilder brief = new StringBuilder();
StringBuilder verbose = new StringBuilder();
/* default analyzer */
PacketAnalyzer.Packet packet = new PacketAnalyzer.Packet(data, PacketAnalyzer.MAC_LEVEL);
if (analyzePacket(packet, brief, verbose)) {
if (packet.hasMoreData()) {
byte[] payload = packet.getPayload();
brief.append(StringUtils.toHex(payload, 4));
if (verbose.length() > 0) {
verbose.append("<p>");
}
verbose.append("<b>Payload (")
.append(payload.length).append(" bytes)</b><br><pre>")
.append(StringUtils.hexDump(payload))
.append("</pre>");
}
conn.data = (data.length < 100 ? (data.length < 10 ? " " : " ") : "")
+ data.length + ": " + brief;
if (packet.hasMoreData()) {
byte[] payload = packet.getPayload();
brief.append(StringUtils.toHex(payload, 4));
if (verbose.length() > 0) {
conn.tooltip = verbose.toString();
verbose.append("<p>");
}
verbose.append("<b>Payload (")
.append(payload.length).append(" bytes)</b><br><pre>")
.append(StringUtils.hexDump(payload))
.append("</pre>");
}
conn.data = (data.length < 100 ? (data.length < 10 ? " " : " ") : "")
+ data.length + ": " + brief;
if (verbose.length() > 0) {
conn.tooltip = verbose.toString();
}
} else {
conn.data = data.length + ": 0x" + StringUtils.toHex(data, 4);
conn.data = data.length + ": 0x" + StringUtils.toHex(data, 4);
}
}
private boolean analyzePacket(PacketAnalyzer.Packet packet, StringBuffer brief, StringBuffer verbose) {
if (analyzers == null) return false;
try {
boolean analyze = true;
while (analyze) {
analyze = false;
for (int i = 0; i < analyzers.size(); i++) {
PacketAnalyzer analyzer = analyzers.get(i);
if (analyzer.matchPacket(packet)) {
int res = analyzer.analyzePacket(packet, brief, verbose);
if (packet.hasMoreData() && brief.length() > 0) {
brief.append('|');
verbose.append("<br>");
}
if (res != PacketAnalyzer.ANALYSIS_OK_CONTINUE) {
/* this was the final or the analysis failed - no analyzable payload possible here... */
return brief.length() > 0;
}
/* continue another round if more bytes left */
analyze = packet.hasMoreData();
break;
}
private boolean analyzePacket(PacketAnalyzer.Packet packet, StringBuilder brief, StringBuilder verbose) {
if (analyzers == null) return false;
try {
boolean analyze = true;
while (analyze) {
analyze = false;
for (int i = 0; i < analyzers.size(); i++) {
PacketAnalyzer analyzer = analyzers.get(i);
if (analyzer.matchPacket(packet)) {
int res = analyzer.analyzePacket(packet, brief, verbose);
if (packet.hasMoreData() && brief.length() > 0) {
brief.append('|');
verbose.append("<br>");
}
if (res != PacketAnalyzer.ANALYSIS_OK_CONTINUE) {
/* this was the final or the analysis failed - no analyzable payload possible here... */
return brief.length() > 0;
}
/* continue another round if more bytes left */
analyze = packet.hasMoreData();
break;
}
}
}
} catch (Exception e) {
logger.debug("Error when analyzing packet: " + e.getMessage(), e);
return false;
}
return brief.length() > 0;
} catch (Exception e) {
logger.debug("Error when analyzing packet: " + e.getMessage(), e);
return false;
}
return brief.length() > 0;
}
private void prepareTooltipString(RadioConnectionLog conn) {
@ -737,38 +752,40 @@ public class RadioLogger extends VisPlugin {
}
if (packet instanceof ConvertedRadioPacket && packet.getPacketData().length > 0) {
byte[] original = ((ConvertedRadioPacket)packet).getOriginalPacketData();
byte[] converted = ((ConvertedRadioPacket)packet).getPacketData();
conn.tooltip = "<html><font face=\"Monospaced\">" +
"<b>Packet data (" + original.length + " bytes)</b><br>" +
"<pre>" + StringUtils.hexDump(original) + "</pre>" +
"</font><font face=\"Monospaced\">" +
"<b>Cross-level packet data (" + converted.length + " bytes)</b><br>" +
"<pre>" + StringUtils.hexDump(converted) + "</pre>" +
"</font></html>";
byte[] original = ((ConvertedRadioPacket) packet).getOriginalPacketData();
byte[] converted = ((ConvertedRadioPacket) packet).getPacketData();
conn.tooltip = "<html><font face=\"Monospaced\">"
+ "<b>Packet data (" + original.length + " bytes)</b><br>"
+ "<pre>" + StringUtils.hexDump(original) + "</pre>"
+ "</font><font face=\"Monospaced\">"
+ "<b>Cross-level packet data (" + converted.length + " bytes)</b><br>"
+ "<pre>" + StringUtils.hexDump(converted) + "</pre>"
+ "</font></html>";
} else if (packet instanceof ConvertedRadioPacket) {
byte[] original = ((ConvertedRadioPacket)packet).getOriginalPacketData();
conn.tooltip = "<html><font face=\"Monospaced\">" +
"<b>Packet data (" + original.length + " bytes)</b><br>" +
"<pre>" + StringUtils.hexDump(original) + "</pre>" +
"</font><font face=\"Monospaced\">" +
"<b>No cross-level conversion available</b><br>" +
"</font></html>";
byte[] original = ((ConvertedRadioPacket) packet).getOriginalPacketData();
conn.tooltip = "<html><font face=\"Monospaced\">"
+ "<b>Packet data (" + original.length + " bytes)</b><br>"
+ "<pre>" + StringUtils.hexDump(original) + "</pre>"
+ "</font><font face=\"Monospaced\">"
+ "<b>No cross-level conversion available</b><br>"
+ "</font></html>";
} else {
byte[] data = packet.getPacketData();
conn.tooltip = "<html><font face=\"Monospaced\">" +
"<b>Packet data (" + data.length + " bytes)</b><br>" +
"<pre>" + StringUtils.hexDump(data) + "</pre>" +
"</font></html>";
conn.tooltip = "<html><font face=\"Monospaced\">"
+ "<b>Packet data (" + data.length + " bytes)</b><br>"
+ "<pre>" + StringUtils.hexDump(data) + "</pre>"
+ "</font></html>";
}
}
@Override
public void closePlugin() {
if (radioMediumObserver != null) {
radioMedium.deleteRadioMediumObserver(radioMediumObserver);
}
}
@Override
public Collection<Element> getConfigXML() {
ArrayList<Element> config = new ArrayList<Element>();
@ -784,7 +801,7 @@ public class RadioLogger extends VisPlugin {
element = new Element("showdups");
element.addContent(Boolean.toString(showDuplicates));
config.add(element);
element = new Element("hidenodests");
element.addContent(Boolean.toString(hideNoDestinationPackets));
config.add(element);
@ -796,7 +813,7 @@ public class RadioLogger extends VisPlugin {
}
if (aliases != null) {
for (Object key: aliases.keySet()) {
for (Object key : aliases.keySet()) {
element = new Element("alias");
element.setAttribute("payload", (String) key);
element.setAttribute("alias", (String) aliases.get(key));
@ -815,6 +832,7 @@ public class RadioLogger extends VisPlugin {
return config;
}
@Override
public boolean setConfigXML(Collection<Element> configXML, boolean visAvailable) {
for (Element element : configXML) {
String name = element.getName();
@ -838,6 +856,7 @@ public class RadioLogger extends VisPlugin {
final Action action;
if (analyzerName != null && ((action = analyzerMap.get(analyzerName)) != null)) {
java.awt.EventQueue.invokeLater(new Runnable() {
@Override
public void run() {
action.putValue(Action.SELECTED_KEY, Boolean.TRUE);
action.actionPerformed(null);
@ -853,26 +872,27 @@ public class RadioLogger extends VisPlugin {
}
private class RadioConnectionLog {
long startTime;
long endTime;
RadioConnection connection;
RadioPacket packet;
RadioConnectionLog hiddenBy = null;
int hides = 0;
String data = null;
String tooltip = null;
@Override
public String toString() {
if (data == null) {
RadioLogger.this.prepareDataString(this);
}
return
Long.toString(startTime / Simulation.MILLISECOND) + "\t" +
connection.getSource().getMote().getID() + "\t" +
getDestString(this) + "\t" +
data;
if (data == null) {
RadioLogger.this.prepareDataString(this);
}
return Long.toString(startTime / Simulation.MILLISECOND) + "\t"
+ connection.getSource().getMote().getID() + "\t"
+ getDestString(this) + "\t"
+ data;
}
}
@ -888,13 +908,13 @@ public class RadioLogger extends VisPlugin {
for (Radio dest: dests) {
sb.append(dest.getMote().getID()).append(',');
}
sb.setLength(sb.length()-1);
sb.setLength(sb.length() - 1);
return sb.toString();
}
private void rebuildAllEntries() {
applyFilter();
if (connections.size() > 0) {
model.fireTableRowsUpdated(0, connections.size() - 1);
}
@ -903,28 +923,30 @@ public class RadioLogger extends VisPlugin {
setTitle("Radio messages: showing " + dataTable.getRowCount() + "/" + connections.size() + " packets");
simulation.getCooja().getDesktopPane().repaint();
}
private Action createAnalyzerAction(String name, final String actionName,
final ArrayList<PacketAnalyzer> analyzerList, boolean selected) {
Action action = new AbstractAction(name) {
private static final long serialVersionUID = -608913700422638454L;
public void actionPerformed(ActionEvent event) {
if (analyzers != analyzerList) {
analyzers = analyzerList;
analyzerName = actionName;
rebuildAllEntries();
}
private Action createAnalyzerAction(String name, final String actionName,
final ArrayList<PacketAnalyzer> analyzerList, boolean selected) {
Action action = new AbstractAction(name) {
private static final long serialVersionUID = -608913700422638454L;
@Override
public void actionPerformed(ActionEvent event) {
if (analyzers != analyzerList) {
analyzers = analyzerList;
analyzerName = actionName;
rebuildAllEntries();
}
};
action.putValue(Action.SELECTED_KEY, selected ? Boolean.TRUE : Boolean.FALSE);
analyzerMap.put(actionName, action);
return action;
}
};
action.putValue(Action.SELECTED_KEY, selected ? Boolean.TRUE : Boolean.FALSE);
analyzerMap.put(actionName, action);
return action;
}
private Action clearAction = new AbstractAction("Clear") {
private static final long serialVersionUID = -6135583266684643117L;
@Override
public void actionPerformed(ActionEvent e) {
int size = connections.size();
if (size > 0) {
@ -938,6 +960,7 @@ public class RadioLogger extends VisPlugin {
private Action copyAction = new AbstractAction("Copy selected") {
private static final long serialVersionUID = 8412062977916108054L;
@Override
public void actionPerformed(ActionEvent e) {
Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
@ -957,11 +980,12 @@ public class RadioLogger extends VisPlugin {
private Action copyAllAction = new AbstractAction("Copy all") {
private static final long serialVersionUID = 1905586689441157304L;
@Override
public void actionPerformed(ActionEvent e) {
Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
StringBuilder sb = new StringBuilder();
for(int i=0; i < connections.size(); i++) {
for (int i = 0; i < connections.size(); i++) {
sb.append(connections.get(i).toString() + "\n");
}
@ -973,6 +997,7 @@ public class RadioLogger extends VisPlugin {
private Action saveAction = new AbstractAction("Save to file...") {
private static final long serialVersionUID = -3942984643211482179L;
@Override
public void actionPerformed(ActionEvent e) {
JFileChooser fc = new JFileChooser();
int returnVal = fc.showSaveDialog(Cooja.getTopParentContainer());
@ -984,12 +1009,12 @@ public class RadioLogger extends VisPlugin {
if (saveFile.exists()) {
String s1 = "Overwrite";
String s2 = "Cancel";
Object[] options = { s1, s2 };
Object[] options = {s1, s2};
int n = JOptionPane.showOptionDialog(
Cooja.getTopParentContainer(),
"A file with the same name already exists.\nDo you want to remove it?",
"Overwrite existing file?", JOptionPane.YES_NO_OPTION,
JOptionPane.QUESTION_MESSAGE, null, options, s1);
Cooja.getTopParentContainer(),
"A file with the same name already exists.\nDo you want to remove it?",
"Overwrite existing file?", JOptionPane.YES_NO_OPTION,
JOptionPane.QUESTION_MESSAGE, null, options, s1);
if (n != JOptionPane.YES_OPTION) {
return;
}
@ -1002,7 +1027,7 @@ public class RadioLogger extends VisPlugin {
try {
PrintWriter outStream = new PrintWriter(new FileWriter(saveFile));
for(int i=0; i < connections.size(); i++) {
for (int i = 0; i < connections.size(); i++) {
outStream.print(connections.get(i).toString() + "\n");
}
outStream.close();
@ -1016,6 +1041,8 @@ public class RadioLogger extends VisPlugin {
private Action timeLineAction = new AbstractAction("Timeline") {
private static final long serialVersionUID = -4035633464748224192L;
@Override
public void actionPerformed(ActionEvent e) {
int selectedRow = dataTable.getSelectedRow();
if (selectedRow < 0) return;
@ -1026,12 +1053,12 @@ public class RadioLogger extends VisPlugin {
Plugin[] plugins = simulation.getCooja().getStartedPlugins();
for (Plugin p: plugins) {
if (!(p instanceof TimeLine)) {
continue;
}
if (!(p instanceof TimeLine)) {
continue;
}
/* Select simulation time */
TimeLine plugin = (TimeLine) p;
TimeLine plugin = (TimeLine) p;
plugin.trySelectTime(time);
}
}
@ -1039,6 +1066,8 @@ public class RadioLogger extends VisPlugin {
private Action logListenerAction = new AbstractAction("Mote output") {
private static final long serialVersionUID = 1985006491187878651L;
@Override
public void actionPerformed(ActionEvent e) {
int selectedRow = dataTable.getSelectedRow();
if (selectedRow < 0) return;
@ -1049,12 +1078,12 @@ public class RadioLogger extends VisPlugin {
Plugin[] plugins = simulation.getCooja().getStartedPlugins();
for (Plugin p: plugins) {
if (!(p instanceof LogListener)) {
continue;
}
if (!(p instanceof LogListener)) {
continue;
}
/* Select simulation time */
LogListener plugin = (LogListener) p;
LogListener plugin = (LogListener) p;
plugin.trySelectTime(time);
}
}
@ -1062,9 +1091,12 @@ public class RadioLogger extends VisPlugin {
private Action showInAllAction = new AbstractAction("Timeline and mote output") {
private static final long serialVersionUID = -3888292108886138128L;
{
putValue(ACCELERATOR_KEY, KeyStroke.getKeyStroke(KeyEvent.VK_SPACE, 0, true));
putValue(ACCELERATOR_KEY, KeyStroke.getKeyStroke(KeyEvent.VK_SPACE, 0, true));
}
@Override
public void actionPerformed(ActionEvent e) {
timeLineAction.actionPerformed(null);
logListenerAction.actionPerformed(null);
@ -1075,6 +1107,7 @@ public class RadioLogger extends VisPlugin {
private Action aliasAction = new AbstractAction("Payload alias...") {
private static final long serialVersionUID = -1678771087456128721L;
@Override
public void actionPerformed(ActionEvent e) {
int selectedRow = dataTable.getSelectedRow();
if (selectedRow < 0) return;
@ -1087,15 +1120,15 @@ public class RadioLogger extends VisPlugin {
}
String alias = (String) JOptionPane.showInputDialog(
Cooja.getTopParentContainer(),
"Enter alias for all packets with identical payload.\n" +
"An empty string removes the current alias.\n\n" +
connections.get(selectedRow).data + "\n",
"Create packet payload alias",
JOptionPane.QUESTION_MESSAGE,
null,
null,
current);
Cooja.getTopParentContainer(),
"Enter alias for all packets with identical payload.\n"
+ "An empty string removes the current alias.\n\n"
+ connections.get(selectedRow).data + "\n",
"Create packet payload alias",
JOptionPane.QUESTION_MESSAGE,
null,
null,
current);
if (alias == null) {
/* Cancelled */
return;
@ -1126,6 +1159,7 @@ public class RadioLogger extends VisPlugin {
private boolean showDuplicates = false;
private AbstractAction showDuplicatesAction = new AbstractAction("Show duplicates") {
@Override
public void actionPerformed(ActionEvent e) {
showDuplicates = !showDuplicates;
rebuildAllEntries();
@ -1134,6 +1168,7 @@ public class RadioLogger extends VisPlugin {
private boolean hideNoDestinationPackets = false;
private AbstractAction hideNoDestinationAction = new AbstractAction("Hide airshots") {
@Override
public void actionPerformed(ActionEvent e) {
hideNoDestinationPackets = !hideNoDestinationPackets;
rebuildAllEntries();
@ -1141,16 +1176,16 @@ public class RadioLogger extends VisPlugin {
};
public String getConnectionsString() {
StringBuilder sb = new StringBuilder();
RadioConnectionLog[] cs = connections.toArray(new RadioConnectionLog[0]);
for(RadioConnectionLog c: cs) {
StringBuilder sb = new StringBuilder();
RadioConnectionLog[] cs = connections.toArray(new RadioConnectionLog[0]);
for (RadioConnectionLog c : cs) {
sb.append(c.toString() + "\n");
}
return sb.toString();
};
}
public void saveConnectionsToFile(String fileName) {
StringUtils.saveToFile(new File(fileName), getConnectionsString());
};
}
}

181
tools/cooja/java/org/contikios/cooja/plugins/analyzers/ICMPv6Analyzer.java
View file

@ -2,99 +2,110 @@ package org.contikios.cooja.plugins.analyzers;
public class ICMPv6Analyzer extends PacketAnalyzer {
public static final byte ICMPv6_DISPATCH = 58;
public static final int ECHO_REQUEST = 128;
public static final int ECHO_REPLY = 129;
public static final int GROUP_QUERY = 130;
public static final int GROUP_REPORT = 131;
public static final int GROUP_REDUCTION = 132;
public static final int ROUTER_SOLICITATION = 133;
public static final int ROUTER_ADVERTISEMENT = 134;
public static final int NEIGHBOR_SOLICITATION = 135;
public static final int NEIGHBOR_ADVERTISEMENT = 136;
public static final byte ICMPv6_DISPATCH = 58;
public static final int RPL_CODE_DIS = 0; /* DIS message */
public static final int RPL_CODE_DIO = 1; /* DIO message */
public static final int RPL_CODE_DAO = 2;/* DAO message */
public static final int RPL_CODE_DAO_ACK = 3;/* DAO ACK message */
public static final int FLAG_ROUTER = 0x80;
public static final int FLAG_SOLICITED = 0x40;
public static final int FLAG_OVERRIDE = 0x20;
public static final int ECHO_REQUEST = 128;
public static final int ECHO_REPLY = 129;
public static final int GROUP_QUERY = 130;
public static final int GROUP_REPORT = 131;
public static final int GROUP_REDUCTION = 132;
public static final int ROUTER_SOLICITATION = 133;
public static final int ROUTER_ADVERTISEMENT = 134;
public static final int NEIGHBOR_SOLICITATION = 135;
public static final int NEIGHBOR_ADVERTISEMENT = 136;
public static final int ON_LINK = 0x80;
public static final int AUTOCONFIG = 0x40;
public static final int RPL_CODE_DIS = 0; /* DIS message */
public static final int RPL_CODE_DIO = 1; /* DIO message */
public static final int RPL_CODE_DAO = 2;/* DAO message */
public static final int RPL_CODE_DAO_ACK = 3;/* DAO ACK message */
public static final int SOURCE_LINKADDR = 1;
public static final int TARGET_LINKADDR = 2;
public static final int PREFIX_INFO = 3;
public static final int MTU_INFO = 5;
public static final String[] TYPE_NAME = new String[] {
"ECHO_REQUEST", "ECHO_REPLY",
"GROUP_QUERY", "GROUP_REPORT", "GROUP_REDUCTION",
"ROUTER_SOLICITATION", "ROUTER_ADVERTISEMENT",
"NEIGHBOR_SOLICITATION", "NEIGHBOR_ADVERTISEMENT", "REDIRECT",
"ROUTER RENUMBER", "NODE INFORMATION QUERY", "NODE INFORMATION RESPONSE"};
public static final int FLAG_ROUTER = 0x80;
public static final int FLAG_SOLICITED = 0x40;
public static final int FLAG_OVERRIDE = 0x20;
public int analyzePacket(Packet packet, StringBuffer brief,
StringBuffer verbose) {
int type = packet.get(0) & 0xff;
int code = packet.get(1) & 0xff;
public static final int ON_LINK = 0x80;
public static final int AUTOCONFIG = 0x40;
public static final int SOURCE_LINKADDR = 1;
public static final int TARGET_LINKADDR = 2;
public static final int PREFIX_INFO = 3;
public static final int MTU_INFO = 5;
public static final String[] TYPE_NAME = new String[]{
"Echo Request", "Echo Reply",
"Group Query", "Group Report", "Group Reduction",
"Router Solicitation", "Router Advertisement",
"Neighbor Solicitation", "Neighbor Advertisement", "Redirect",
"Router Renumber", "Node Information Query", "Node Information Response"};
public static final String[] BRIEF_TYPE_NAME = new String[]{
"ECHO REQ", "ECHO RPLY",
"GRP QUERY", "GRP REPORT", "GRP REDUCTION",
"RS", "RA",
"NS", "NA", "REDIRECT",
"ROUTER RENUMBER", "NODE INFO QUERY", "NODE INFO RESP"};
@Override
public int analyzePacket(Packet packet, StringBuilder brief,
StringBuilder verbose) {
int type = packet.get(0) & 0xff;
int code = packet.get(1) & 0xff;
// int checksum = ((packet.get(2) & 0xff) << 8) | packet.get(3) & 0xff;
brief.append("ICMPv6 ");
if (type >= 128 && (type - 128) < TYPE_NAME.length) {
brief.append(TYPE_NAME[type - 128]).append(' ').append(code);
verbose.append("Type: ").append(TYPE_NAME[type - 128]);
verbose.append(" Code:").append(code);
} else if (type == 155) {
/* RPL */
brief.append("RPL ");
verbose.append("Type: RPL Code: ");
switch(code) {
case RPL_CODE_DIS:
brief.append("DIS");
verbose.append("DIS");
break;
case RPL_CODE_DIO:
brief.append("DIO");
verbose.append("DIO<br>");
int instanceID = packet.get(4) & 0xff;
int version = packet.get(5) & 0xff;
int rank = ((packet.get(6) & 0xff) << 8) + (packet.get(7) & 0xff);
int mop = (packet.get(8) >> 3) & 0x07;
int dtsn = packet.get(9);
verbose.append(" InstanceID: " + instanceID + " Version: " + version +
" Rank:" + rank + " MOP: " + mop + " DTSN: " + dtsn);
packet.consumeBytesStart(8);
brief.append("ICMPv6 ");
verbose.append("<b>ICMPv6</b>");
if (type >= 128 && (type - 128) < TYPE_NAME.length) {
brief.append(BRIEF_TYPE_NAME[type - 128]).append(' ').append(code);
verbose.append("<br/>Type: ").append(TYPE_NAME[type - 128]);
verbose.append(", Code:").append(code);
} else if (type == 155) {
/* RPL */
brief.append("RPL ");
verbose.append("<br/>Type: RPL Code: ");
switch (code) {
case RPL_CODE_DIS:
brief.append("DIS");
verbose.append("DIS");
break;
case RPL_CODE_DIO:
brief.append("DIO");
verbose.append("DIO<br>");
break;
case RPL_CODE_DAO:
brief.append("DAO");
verbose.append("DAO");
break;
case RPL_CODE_DAO_ACK:
brief.append("DAO ACK");
verbose.append("DAO ACK");
break;
default:
brief.append(code);
verbose.append(code);
}
}
int instanceID = packet.get(4) & 0xff;
int version = packet.get(5) & 0xff;
int rank = ((packet.get(6) & 0xff) << 8) + (packet.get(7) & 0xff);
int mop = (packet.get(8) >> 3) & 0x07;
int dtsn = packet.get(9) & 0xFF;
/* remove type, code, crc */
packet.consumeBytesStart(4);
return ANALYSIS_OK_FINAL;
verbose.append(" InstanceID: ").append(instanceID)
.append(", Version: ").append(version)
.append(", Rank: ").append(rank)
.append(", MOP: ").append(mop)
.append(", DTSN: ").append(dtsn);
packet.consumeBytesStart(8);
break;
case RPL_CODE_DAO:
brief.append("DAO");
verbose.append("DAO");
break;
case RPL_CODE_DAO_ACK:
brief.append("DAO ACK");
verbose.append("DAO ACK");
break;
default:
brief.append(code);
verbose.append(code);
}
}
@Override
public boolean matchPacket(Packet packet) {
return packet.level == APPLICATION_LEVEL && packet.lastDispatch == ICMPv6_DISPATCH;
}
/* remove type, code, crc */
packet.consumeBytesStart(4);
return ANALYSIS_OK_FINAL;
}
@Override
public boolean matchPacket(Packet packet) {
return packet.level == APPLICATION_LEVEL && packet.lastDispatch == ICMPv6_DISPATCH;
}
}

323
tools/cooja/java/org/contikios/cooja/plugins/analyzers/IEEE802154Analyzer.java
View file

@ -7,175 +7,206 @@ import org.contikios.cooja.util.StringUtils;
public class IEEE802154Analyzer extends PacketAnalyzer {
/* TODO: fix this to be correct */
public static final int NO_ADDRESS = 0;
public static final int RSV_ADDRESS = 1;
public static final int SHORT_ADDRESS = 2;
public static final int LONG_ADDRESS = 3;
// Addressing modes
public static final int NO_ADDRESS = 0;
public static final int RSV_ADDRESS = 1;
public static final int SHORT_ADDRESS = 2;
public static final int LONG_ADDRESS = 3;
public static final int BEACONFRAME = 0x00;
public static final int DATAFRAME = 0x01;
public static final int ACKFRAME = 0x02;
public static final int CMDFRAME = 0x03;
// Frame types
public static final int BEACONFRAME = 0x00;
public static final int DATAFRAME = 0x01;
public static final int ACKFRAME = 0x02;
public static final int CMDFRAME = 0x03;
// private static final byte[] BROADCAST_ADDR = {(byte)0xff, (byte)0xff};
private static final String[] typeS = {"-", "D", "A"};
private static final String[] typeVerbose = {"BEACON", "DATA", "ACK"};
private PcapExporter pcapExporter;
private static final String[] typeS = {"-", "D", "A", "C"};
private static final String[] typeVerbose = {"BEACON", "DATA", "ACK", "CMD"};
private static final String[] addrModeNames = {"None", "Reserved", "Short", "Long"};
private PcapExporter pcapExporter;
// private int defaultAddressMode = LONG_ADDRESS;
// private byte seqNo = 0;
// private int myPanID = 0xabcd;
public IEEE802154Analyzer(boolean pcap) {
if (pcap) try {
pcapExporter = new PcapExporter();
} catch (IOException e) {
e.printStackTrace();
}
public IEEE802154Analyzer(boolean pcap) {
if (pcap) {
try {
pcapExporter = new PcapExporter();
} catch (IOException e) {
e.printStackTrace();
}
}
}
public void setPcapFile(File pcapFile) {
if (pcapExporter != null) {
try {
pcapExporter.openPcap(pcapFile);
} catch (IOException e) {
System.err.println("Could not open pcap file");
e.printStackTrace();
}
public void setPcapFile(File pcapFile) {
if (pcapExporter != null) {
try {
pcapExporter.openPcap(pcapFile);
} catch (IOException e) {
System.err.println("Could not open pcap file");
e.printStackTrace();
}
}
}
@Override
public boolean matchPacket(Packet packet) {
return packet.level == MAC_LEVEL;
}
/* this protocol always have network level packets as payload */
public int nextLevel(byte[] packet, int level) {
return NETWORK_LEVEL;
}
/* create a 802.15.4 packet of the bytes and "dispatch" to the
* next handler
*/
@Override
public int analyzePacket(Packet packet, StringBuilder brief, StringBuilder verbose) {
if (pcapExporter != null) {
try {
pcapExporter.exportPacketData(packet.getPayload());
} catch (IOException e) {
System.err.println("Could not export PCap data");
e.printStackTrace();
}
}
public boolean matchPacket(Packet packet) {
return packet.level == MAC_LEVEL;
int pos = packet.pos;
// FCF field
int fcfType = packet.data[pos + 0] & 0x07;
boolean fcfSecurity = ((packet.data[pos + 0] >> 3) & 0x01) != 0;
boolean fcfPending = ((packet.data[pos + 0] >> 4) & 0x01) != 0;
boolean fcfAckRequested = ((packet.data[pos + 0] >> 5) & 0x01) != 0;
boolean fcfIntraPAN = ((packet.data[pos + 0] >> 6) & 0x01) != 0;
int fcfDestAddrMode = (packet.data[pos + 1] >> 2) & 0x03;
int fcfFrameVersion = (packet.data[pos + 1] >> 4) & 0x03;
int fcfSrcAddrMode = (packet.data[pos + 1] >> 6) & 0x03;
// Sequence number
int seqNumber = packet.data[pos + 2] & 0xff;
// Addressing Fields
int destPanID = 0;
int srcPanID = 0;
byte[] sourceAddress = null;
byte[] destAddress = null;
pos += 3;
if (fcfDestAddrMode > 0) {
destPanID = (packet.data[pos] & 0xff) + ((packet.data[pos + 1] & 0xff) << 8);
pos += 2;
if (fcfDestAddrMode == SHORT_ADDRESS) {
destAddress = new byte[2];
destAddress[1] = packet.data[pos];
destAddress[0] = packet.data[pos + 1];
pos += 2;
} else if (fcfDestAddrMode == LONG_ADDRESS) {
destAddress = new byte[8];
for (int i = 0; i < 8; i++) {
destAddress[i] = packet.data[pos + 7 - i];
}
pos += 8;
}
}
/* this protocol always have network level packets as payload */
public int nextLevel(byte[] packet, int level) {
return NETWORK_LEVEL;
if (fcfSrcAddrMode > 0) {
if (fcfIntraPAN) {
srcPanID = destPanID;
} else {
srcPanID = (packet.data[pos] & 0xff) + ((packet.data[pos + 1] & 0xff) << 8);
pos += 2;
}
if (fcfSrcAddrMode == SHORT_ADDRESS) {
sourceAddress = new byte[2];
sourceAddress[1] = packet.data[pos];
sourceAddress[0] = packet.data[pos + 1];
pos += 2;
} else if (fcfSrcAddrMode == LONG_ADDRESS) {
sourceAddress = new byte[8];
for (int i = 0; i < 8; i++) {
sourceAddress[i] = packet.data[pos + 7 - i];
}
pos += 8;
}
}
/* create a 802.15.4 packet of the bytes and "dispatch" to the
* next handler
*/
public int analyzePacket(Packet packet, StringBuffer brief, StringBuffer verbose) {
if (pcapExporter != null) {
try {
pcapExporter.exportPacketData(packet.getPayload());
} catch (IOException e) {
System.err.println("Could not export PCap data");
e.printStackTrace();
}
}
int pos = packet.pos;
int type = packet.data[pos + 0] & 7;
// int security = (packet.data[pos + 0] >> 3) & 1;
// int pending = (packet.data[pos + 0] >> 4) & 1;
// int ackRequired = (packet.data[pos + 0] >> 5) & 1;
int panCompression = (packet.data[pos + 0]>> 6) & 1;
int destAddrMode = (packet.data[pos + 1] >> 2) & 3;
// int frameVersion = (packet.data[pos + 1] >> 4) & 3;
int srcAddrMode = (packet.data[pos + 1] >> 6) & 3;
int seqNumber = packet.data[pos + 2] & 0xff;
int destPanID = 0;
int srcPanID = 0;
byte[] sourceAddress = null;
byte[] destAddress = null;
pos += 3;
if (destAddrMode > 0) {
destPanID = (packet.data[pos] & 0xff) + ((packet.data[pos + 1] & 0xff) << 8);
pos += 2;
if (destAddrMode == SHORT_ADDRESS) {
destAddress = new byte[2];
destAddress[1] = packet.data[pos];
destAddress[0] = packet.data[pos + 1];
pos += 2;
} else if (destAddrMode == LONG_ADDRESS) {
destAddress = new byte[8];
for (int i = 0; i < 8; i++) {
destAddress[i] = packet.data[pos + 7 - i];
}
pos += 8;
}
}
if (srcAddrMode > 0) {
if (panCompression == 0){
srcPanID = (packet.data[pos] & 0xff) + ((packet.data[pos + 1] & 0xff) << 8);
pos += 2;
} else {
srcPanID = destPanID;
}
if (srcAddrMode == SHORT_ADDRESS) {
sourceAddress = new byte[2];
sourceAddress[1] = packet.data[pos];
sourceAddress[0] = packet.data[pos + 1];
pos += 2;
} else if (srcAddrMode == LONG_ADDRESS) {
sourceAddress = new byte[8];
for (int i = 0; i < 8; i++) {
sourceAddress[i] = packet.data[pos + 7 - i];
}
pos += 8;
}
}
// int payloadLen = packet.data.length - pos;
brief.append("15.4 ");
brief.append(fcfType < typeS.length ? typeS[fcfType] : "?").append(' ');
brief.append("15.4 ");
brief.append(type < typeS.length ? typeS[type] : "?").append(' ');
verbose.append("<html><b>IEEE 802.15.4 ")
.append(fcfType < typeVerbose.length ? typeVerbose[fcfType] : "?")
.append("</b> #").append(seqNumber);
verbose.append("<html><b>IEEE 802.15.4 ")
.append(type < typeVerbose.length ? typeVerbose[type] : "?")
.append(' ').append(seqNumber);
if (type != ACKFRAME) {
printAddress(brief, srcAddrMode, sourceAddress);
brief.append(' ');
printAddress(brief, destAddrMode, destAddress);
if (fcfType != ACKFRAME) {
printAddress(brief, fcfSrcAddrMode, sourceAddress);
brief.append(' ');
printAddress(brief, fcfDestAddrMode, destAddress);
verbose.append("</b><br>From ");
if (srcPanID != 0) {
verbose.append(StringUtils.toHex((byte)(srcPanID >> 8)))
.append(StringUtils.toHex((byte)(srcPanID & 0xff)))
verbose.append("<br>From ");
if (srcPanID != 0) {
verbose.append("0x")
.append(StringUtils.toHex((byte) (srcPanID >> 8)))
.append(StringUtils.toHex((byte) (srcPanID & 0xff)))
.append('/');
}
printAddress(verbose, srcAddrMode, sourceAddress);
verbose.append(" to ");
if (destPanID != 0) {
verbose.append(StringUtils.toHex((byte)(destPanID >> 8)))
.append(StringUtils.toHex((byte)(destPanID & 0xff)))
}
printAddress(verbose, fcfSrcAddrMode, sourceAddress);
verbose.append(" to ");
if (destPanID != 0) {
verbose.append("0x")
.append(StringUtils.toHex((byte) (destPanID >> 8)))
.append(StringUtils.toHex((byte) (destPanID & 0xff)))
.append('/');
}
printAddress(verbose, destAddrMode, destAddress);
} else {
/* got ack - no more to do ... */
return ANALYSIS_OK_FINAL;
}
/* update packet */
packet.pos = pos;
packet.level = NETWORK_LEVEL;
/* remove CRC from the packet */
packet.consumeBytesEnd(2);
packet.llsender = sourceAddress;
packet.llreceiver = destAddress;
return ANALYSIS_OK_CONTINUE;
}
printAddress(verbose, fcfDestAddrMode, destAddress);
}
private void printAddress(StringBuffer sb, int type, byte[] addr) {
if (type == SHORT_ADDRESS) {
sb.append(StringUtils.toHex(addr));
} else if (type == LONG_ADDRESS) {
sb.append(StringUtils.toHex(addr[0]) + StringUtils.toHex(addr[1]) + ":" +
StringUtils.toHex(addr[2]) + StringUtils.toHex(addr[3]) + ":" +
StringUtils.toHex(addr[4]) + StringUtils.toHex(addr[5]) + ":" +
StringUtils.toHex(addr[6]) + StringUtils.toHex(addr[7]));
}
verbose.append("<br/>Sec = ").append(fcfSecurity)
.append(", Pend = ").append(fcfPending)
.append(", ACK = ").append(fcfAckRequested)
.append(", iPAN = ").append(fcfIntraPAN)
.append(", DestAddr = ").append(addrModeNames[fcfDestAddrMode])
.append(", Vers. = ").append(fcfFrameVersion)
.append(", SrcAddr = ").append(addrModeNames[fcfSrcAddrMode]);
/* update packet */
packet.pos = pos;
/* remove CRC from the packet */
packet.consumeBytesEnd(2);
if (fcfType == ACKFRAME) {
/* got ack - no more to do ... */
return ANALYSIS_OK_FINAL;
}
packet.level = NETWORK_LEVEL;
packet.llsender = sourceAddress;
packet.llreceiver = destAddress;
return ANALYSIS_OK_CONTINUE;
}
private void printAddress(StringBuilder sb, int type, byte[] addr) {
if (type == SHORT_ADDRESS) {
sb.append("0x").append(StringUtils.toHex(addr));
} else if (type == LONG_ADDRESS) {
sb.append(StringUtils.toHex(addr[0]))
.append(':')
.append(StringUtils.toHex(addr[1]))
.append(':')
.append(StringUtils.toHex(addr[2]))
.append(':')
.append(StringUtils.toHex(addr[3]))
.append(':')
.append(StringUtils.toHex(addr[4]))
.append(':')
.append(StringUtils.toHex(addr[5]))
.append(':')
.append(StringUtils.toHex(addr[6]))
.append(':')
.append(StringUtils.toHex(addr[7]));
}
}
}

807
tools/cooja/java/org/contikios/cooja/plugins/analyzers/IPHCPacketAnalyzer.java
View file

@ -4,365 +4,426 @@ import org.contikios.cooja.util.StringUtils;
public class IPHCPacketAnalyzer extends PacketAnalyzer {
public final static int SICSLOWPAN_UDP_PORT_MIN = 0xF0B0;
public final static int SICSLOWPAN_UDP_PORT_MAX = 0xF0BF; /* F0B0 + 15 */
public final static int SICSLOWPAN_UDP_4_BIT_PORT_MIN = 0xF0B0;
public final static int SICSLOWPAN_UDP_4_BIT_PORT_MAX = 0xF0BF; /* F0B0 + 15 */
public final static int SICSLOWPAN_UDP_8_BIT_PORT_MIN = 0xF000;
public final static int SICSLOWPAN_UDP_8_BIT_PORT_MAX = 0xF0FF; /* F000 + 255 */
public final static int SICSLOWPAN_DISPATCH_IPV6 = 0x41; /* 01000001 = 65 */
public final static int SICSLOWPAN_DISPATCH_HC1 = 0x42; /* 01000010 = 66 */
public final static int SICSLOWPAN_DISPATCH_IPHC = 0x60; /* 011xxxxx = ... */
public final static int SICSLOWPAN_DISPATCH_FRAG1 = 0xc0; /* 1100= 0xxx */
public final static int SICSLOWPAN_DISPATCH_FRAGN = 0xe0; /* 1110= 0xxx */
public final static int SICSLOWPAN_DISPATCH_IPV6 = 0x41; /* 01000001 = 65 */
public final static int SICSLOWPAN_DISPATCH_HC1 = 0x42; /* 01000010 = 66 */
public final static int SICSLOWPAN_DISPATCH_IPHC = 0x60; /* 011xxxxx = ... */
/*
* Values of fields within the IPHC encoding first byte
* (C stands for compressed and I for inline)
*/
public final static int SICSLOWPAN_IPHC_FL_C = 0x10;
public final static int SICSLOWPAN_IPHC_TC_C = 0x08;
public final static int SICSLOWPAN_IPHC_NH_C = 0x04;
public final static int SICSLOWPAN_IPHC_TTL_1 = 0x01;
public final static int SICSLOWPAN_IPHC_TTL_64 = 0x02;
public final static int SICSLOWPAN_IPHC_TTL_255 = 0x03;
public final static int SICSLOWPAN_IPHC_TTL_I = 0x00;
public final static int EXT_HDR_HOP_BY_HOP = 0;
public final static int EXT_HDR_ROUTING = 43;
public final static int EXT_HDR_FRAGMENT = 44;
/*
* Values of fields within the IPHC encoding first byte
* (C stands for compressed and I for inline)
*/
public final static int SICSLOWPAN_IPHC_FL_C = 0x10;
public final static int SICSLOWPAN_IPHC_TC_C = 0x08;
public final static int SICSLOWPAN_IPHC_NH_C = 0x04;
public final static int SICSLOWPAN_IPHC_TTL_1 = 0x01;
public final static int SICSLOWPAN_IPHC_TTL_64 = 0x02;
public final static int SICSLOWPAN_IPHC_TTL_255 = 0x03;
public final static int SICSLOWPAN_IPHC_TTL_I = 0x00;
/* Values of fields within the IPHC encoding second byte */
public final static int SICSLOWPAN_IPHC_CID = 0x80;
/* Values of fields within the IPHC encoding second byte */
public final static int SICSLOWPAN_IPHC_CID = 0x80;
public final static int SICSLOWPAN_IPHC_SAC = 0x40;
public final static int SICSLOWPAN_IPHC_SAM_00 = 0x00;
public final static int SICSLOWPAN_IPHC_SAM_01 = 0x10;
public final static int SICSLOWPAN_IPHC_SAM_10 = 0x20;
public final static int SICSLOWPAN_IPHC_SAM_11 = 0x30;
public final static int SICSLOWPAN_IPHC_SAC = 0x40;
public final static int SICSLOWPAN_IPHC_SAM_00 = 0x00;
public final static int SICSLOWPAN_IPHC_SAM_01 = 0x10;
public final static int SICSLOWPAN_IPHC_SAM_10 = 0x20;
public final static int SICSLOWPAN_IPHC_SAM_11 = 0x30;
public final static int SICSLOWPAN_IPHC_M = 0x08;
public final static int SICSLOWPAN_IPHC_DAC = 0x04;
public final static int SICSLOWPAN_IPHC_DAM_00 = 0x00;
public final static int SICSLOWPAN_IPHC_DAM_01 = 0x01;
public final static int SICSLOWPAN_IPHC_DAM_10 = 0x02;
public final static int SICSLOWPAN_IPHC_DAM_11 = 0x03;
public final static int SICSLOWPAN_IPHC_M = 0x08;
public final static int SICSLOWPAN_IPHC_DAC = 0x04;
public final static int SICSLOWPAN_IPHC_DAM_00 = 0x00;
public final static int SICSLOWPAN_IPHC_DAM_01 = 0x01;
public final static int SICSLOWPAN_IPHC_DAM_10 = 0x02;
public final static int SICSLOWPAN_IPHC_DAM_11 = 0x03;
private static final int SICSLOWPAN_NDC_UDP_MASK = 0xf8;
private static final int SICSLOWPAN_NHC_UDP_ID = 0xf0;
private static final int SICSLOWPAN_NHC_UDP_C = 0xf3;
private static final int SICSLOWPAN_NHC_UDP_I = 0xf0;
public final static int PROTO_UDP = 17;
public final static int PROTO_TCP = 6;
public final static int PROTO_ICMP = 58;
public final static byte[] UNSPECIFIED_ADDRESS =
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
private static final int SICSLOWPAN_NDC_UDP_MASK = 0xf8;
private static final int SICSLOWPAN_NHC_UDP_ID = 0xf0;
private static final int SICSLOWPAN_NHC_UDP_00 = 0xf0;
private static final int SICSLOWPAN_NHC_UDP_01 = 0xf1;
private static final int SICSLOWPAN_NHC_UDP_10 = 0xf2;
private static final int SICSLOWPAN_NHC_UDP_11 = 0xf3;
private static byte[][] addrContexts = new byte[][] {
{(byte)0xaa, (byte)0xaa, 0, 0, 0, 0, 0, 0}
};
public final static int PROTO_UDP = 17;
public final static int PROTO_TCP = 6;
public final static int PROTO_ICMP = 58;
private static final int IPHC_DISPATCH = 0x60;
public final static byte[] UNSPECIFIED_ADDRESS
= {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
/* packet must be on network level && have a IPHC dispatch */
public boolean matchPacket(Packet packet) {
return packet.level == NETWORK_LEVEL && (packet.get(0) & 0xe0) == IPHC_DISPATCH;
private static byte[][] addrContexts = new byte[][]{
{(byte) 0xaa, (byte) 0xaa, 0, 0, 0, 0, 0, 0}
};
private static final int IPHC_DISPATCH = 0x60;
/* packet must be on network level && have a IPHC dispatch */
@Override
public boolean matchPacket(Packet packet) {
return packet.level == NETWORK_LEVEL && (packet.get(0) & 0xe0) == IPHC_DISPATCH;
}
@Override
public int analyzePacket(Packet packet, StringBuilder brief,
StringBuilder verbose) {
/* if packet has less than 3 bytes it is not interesting ... */
if (packet.size() < 3) return ANALYSIS_FAILED;
int tf = (packet.get(0) >> 3) & 0x03;
boolean nhc = (packet.get(0) & SICSLOWPAN_IPHC_NH_C) > 0;
int hlim = (packet.get(0) & 0x03);
switch (hlim) {
case 0x00:
hlim = 0;
break;
case 0x01:
hlim = 1;
break;
case 0x02:
hlim = 64;
break;
case 0x03:
hlim = 255;
break;
}
int cid = (packet.get(1) >> 7) & 0x01;
int sac = (packet.get(1) >> 6) & 0x01;
int sam = (packet.get(1) >> 4) & 0x03;
boolean m = ((packet.get(1) >> 3) & 0x01) != 0;
int dac = (packet.get(1) >> 2) & 0x01;
int dam = packet.get(1) & 0x03;
int sci = 0;
int dci = 0;
String error = null;
brief.append("IPHC");
/* need to decompress while analyzing - add that later... */
verbose.append("<b>IPHC HC-06</b><br>");
verbose.append("TF = ").append(tf)
.append(", NH = ").append(nhc ? "compressed" : "inline")
.append(", HLIM = ").append(hlim == 0 ? "inline" : hlim)
.append(", CID = ").append(cid)
.append(", SAC = ").append(sac == 1 ? "stateless" : "stateful")
.append(", SAM = ").append(sam)
.append(", MCast = ").append(m)
.append(", DAC = ").append(dac == 1 ? "stateless" : "stateful")
.append(", DAM = ").append(dam);
if (cid == 1) {
verbose.append("<br>Contexts: sci=").append(packet.get(2) >> 4).
append(" dci=").append(packet.get(2) & 0x0f);
sci = packet.get(2) >> 4;
dci = packet.get(2) & 0x0f;
}
public int analyzePacket(Packet packet, StringBuffer brief,
StringBuffer verbose) {
int hc06_ptr = 2 + cid;
/* if packet has less than 3 bytes it is not interesting ... */
if (packet.size() < 3) return ANALYSIS_FAILED;
int tf = (packet.get(0) >> 3) & 0x03;
boolean nhc = (packet.get(0) & SICSLOWPAN_IPHC_NH_C) > 0;
int hlim = (packet.get(0) & 0x03);
int cid = (packet.get(1) >> 7) & 0x01;
int sac = (packet.get(1) >> 6) & 0x01;
int sam = (packet.get(1) >> 4) & 0x03;
int m = (packet.get(1) >> 3) & 0x01;
int dac = (packet.get(1) >> 2) & 0x01;
int dam = packet.get(1) & 0x03;
int sci = 0;
int dci = 0;
int version = 6;
int trafficClass = 0;
int flowLabel = 0;
int len = 0;
int proto = 0;
int ttl = 0;
byte[] srcAddress = new byte[16];
byte[] destAddress = new byte[16];
String error = null;
brief.append("IPHC");
int srcPort = 0;
int destPort = 0;
/* need to decompress while analyzing - add that later... */
verbose.append("<b>IPHC HC-06</b><br>");
verbose.append("tf = " + tf + " nhc = " + nhc + " hlim = " + hlim
+ " cid = " + cid + " sac = " + sac + " sam = " + sam
+ " MCast = " + m + " dac = " + dac + " dam = " + dam);
if (cid == 1) {
verbose.append("<br>Contexts: sci=" + (packet.get(2) >> 4) + " dci="
+ (packet.get(2) & 0x0f));
sci = packet.get(2) >> 4;
dci = packet.get(2) & 0x0f;
}
int hc06_ptr = 2 + cid;
int version = 6;
int trafficClass = 0;
int flowLabel = 0;
int len = 0;
int proto = 0;
int ttl = 0;
byte[] srcAddress = new byte[16];
byte[] destAddress = new byte[16];
int srcPort = 0;
int destPort = 0;
try {
/* Traffic class and flow label */
if((packet.get(0) & SICSLOWPAN_IPHC_FL_C) == 0) {
/* Flow label are carried inline */
if((packet.get(0) & SICSLOWPAN_IPHC_TC_C) == 0) {
/* Traffic class is carried inline */
flowLabel = packet.getInt(hc06_ptr + 1, 3);
int tmp = packet.get(hc06_ptr);
hc06_ptr += 4;
/* hc06 format of tc is ECN | DSCP , original is DSCP | ECN */
trafficClass = ((tmp >> 2) & 0x3f) | (tmp << 6) & (0x80 + 0x40);
/* ECN rolled down two steps + lowest DSCP bits at top two bits */
} else {
/* highest flow label bits + ECN bits */
int tmp = packet.get(hc06_ptr);
trafficClass = (tmp >> 6) & 0x0f;
flowLabel = packet.getInt(hc06_ptr + 1, 2);
hc06_ptr += 3;
}
try {
/* Traffic class and flow label */
if ((packet.get(0) & SICSLOWPAN_IPHC_FL_C) == 0) {
/* Flow label are carried inline */
if ((packet.get(0) & SICSLOWPAN_IPHC_TC_C) == 0) {
/* Traffic class is carried inline */
flowLabel = packet.getInt(hc06_ptr + 1, 3);
int tmp = packet.get(hc06_ptr);
hc06_ptr += 4;
/* hc06 format of tc is ECN | DSCP , original is DSCP | ECN */
trafficClass = ((tmp >> 2) & 0x3f) | (tmp << 6) & (0x80 + 0x40);
/* ECN rolled down two steps + lowest DSCP bits at top two bits */
} else {
/* Version is always 6! */
/* Version and flow label are compressed */
if((packet.get(0) & SICSLOWPAN_IPHC_TC_C) == 0) {
/* Traffic class is inline */
trafficClass =((packet.get(hc06_ptr) >> 6) & 0x03);
trafficClass |= (packet.get(hc06_ptr) << 2);
hc06_ptr += 1;
}
/* highest flow label bits + ECN bits */
int tmp = packet.get(hc06_ptr);
trafficClass = (tmp >> 6) & 0x0f;
flowLabel = packet.getInt(hc06_ptr + 1, 2);
hc06_ptr += 3;
}
/* Next Header */
if((packet.get(0) & SICSLOWPAN_IPHC_NH_C) == 0) {
/* Next header is carried inline */
proto = packet.get(hc06_ptr);
hc06_ptr += 1;
} else {
/* Version is always 6! */
/* Version and flow label are compressed */
if ((packet.get(0) & SICSLOWPAN_IPHC_TC_C) == 0) {
/* Traffic class is inline */
trafficClass = ((packet.get(hc06_ptr) >> 6) & 0x03);
trafficClass |= (packet.get(hc06_ptr) << 2);
hc06_ptr += 1;
}
}
/* Hop limit */
switch(packet.get(0) & 0x03) {
/* Next Header */
if ((packet.get(0) & SICSLOWPAN_IPHC_NH_C) == 0) {
/* Next header is carried inline */
proto = packet.get(hc06_ptr);
hc06_ptr += 1;
}
/* Hop limit */
switch (packet.get(0) & 0x03) {
case SICSLOWPAN_IPHC_TTL_1:
ttl = 1;
break;
ttl = 1;
break;
case SICSLOWPAN_IPHC_TTL_64:
ttl = 2;
break;
ttl = 64;
break;
case SICSLOWPAN_IPHC_TTL_255:
ttl = 255;
break;
ttl = 255;
break;
case SICSLOWPAN_IPHC_TTL_I:
ttl = packet.get(hc06_ptr);
hc06_ptr += 1;
ttl = packet.get(hc06_ptr);
hc06_ptr += 1;
break;
}
/* context based compression */
if ((packet.get(1) & SICSLOWPAN_IPHC_SAC) > 0) {
/* Source address */
byte[] context = null;
if ((packet.get(1) & SICSLOWPAN_IPHC_SAM_11) != SICSLOWPAN_IPHC_SAM_00) {
context = addrContexts[sci];
}
switch (packet.get(1) & SICSLOWPAN_IPHC_SAM_11) {
case SICSLOWPAN_IPHC_SAM_00:
/* copy the unspecificed address */
srcAddress = UNSPECIFIED_ADDRESS;
break;
case SICSLOWPAN_IPHC_SAM_01: /* 64 bits */
/* copy prefix from context */
System.arraycopy(context, 0, srcAddress, 0, 8);
/* copy IID from packet */
packet.copy(hc06_ptr, srcAddress, 8, 8);
hc06_ptr += 8;
break;
case SICSLOWPAN_IPHC_SAM_10: /* 16 bits */
/* unicast address */
System.arraycopy(context, 0, srcAddress, 0, 8);
/* copy 6 NULL bytes then 2 last bytes of IID */
packet.copy(hc06_ptr, srcAddress, 14, 2);
hc06_ptr += 2;
break;
case SICSLOWPAN_IPHC_SAM_11: /* 0-bits */
/* copy prefix from context */
System.arraycopy(context, 0, srcAddress, 0, 8);
/* infer IID from L2 address */
System.arraycopy(packet.llsender, 0, srcAddress,
16 - packet.llsender.length, packet.llsender.length);
break;
}
/* end context based compression */
} else {
/* no compression and link local */
switch (packet.get(1) & SICSLOWPAN_IPHC_SAM_11) {
case SICSLOWPAN_IPHC_SAM_00: /* 128 bits */
/* copy whole address from packet */
/* context based compression */
if((packet.get(1) & SICSLOWPAN_IPHC_SAC) > 0) {
/* Source address */
byte[] context = null;
if((packet.get(1) & SICSLOWPAN_IPHC_SAM_11) != SICSLOWPAN_IPHC_SAM_00) {
context = addrContexts[sci];
}
packet.copy(hc06_ptr, srcAddress, 0, 16);
hc06_ptr += 16;
break;
case SICSLOWPAN_IPHC_SAM_01: /* 64 bits */
switch(packet.get(1) & SICSLOWPAN_IPHC_SAM_11) {
case SICSLOWPAN_IPHC_SAM_00:
/* copy the unspecificed address */
srcAddress = UNSPECIFIED_ADDRESS;
break;
case SICSLOWPAN_IPHC_SAM_01: /* 64 bits */
/* copy prefix from context */
System.arraycopy(context, 0, srcAddress, 0, 8);
/* copy IID from packet */
packet.copy(hc06_ptr, srcAddress, 8, 8);
hc06_ptr += 8;
break;
case SICSLOWPAN_IPHC_SAM_10: /* 16 bits */
/* unicast address */
System.arraycopy(context, 0, srcAddress, 0, 8);
/* copy 6 NULL bytes then 2 last bytes of IID */
packet.copy(hc06_ptr, srcAddress, 14, 2);
hc06_ptr += 2;
break;
case SICSLOWPAN_IPHC_SAM_11: /* 0-bits */
/* copy prefix from context */
System.arraycopy(context, 0, srcAddress, 0, 8);
/* infer IID from L2 address */
System.arraycopy(packet.llsender, 0, srcAddress,
16 - packet.llsender.length, packet.llsender.length);
break;
}
/* end context based compression */
srcAddress[0] = (byte) 0xfe;
srcAddress[1] = (byte) 0x80;
/* copy IID from packet */
packet.copy(hc06_ptr, srcAddress, 8, 8);
hc06_ptr += 8;
break;
case SICSLOWPAN_IPHC_SAM_10: /* 16 bits */
srcAddress[0] = (byte) 0xfe;
srcAddress[1] = (byte) 0x80;
packet.copy(hc06_ptr, srcAddress, 14, 2);
hc06_ptr += 2;
break;
case SICSLOWPAN_IPHC_SAM_11: /* 0 bits */
/* setup link-local address */
srcAddress[0] = (byte) 0xfe;
srcAddress[1] = (byte) 0x80;
/* infer IID from L2 address */
System.arraycopy(packet.llsender, 0, srcAddress,
16 - packet.llsender.length, packet.llsender.length);
break;
}
}
/* Destination address */
/* multicast compression */
if ((packet.get(1) & SICSLOWPAN_IPHC_M) != 0) {
/* context based multicast compression */
if ((packet.get(1) & SICSLOWPAN_IPHC_DAC) != 0) {
/* TODO: implement this */
} else {
/* no compression and link local */
switch(packet.get(1) & SICSLOWPAN_IPHC_SAM_11) {
case SICSLOWPAN_IPHC_SAM_00: /* 128 bits */
/* copy whole address from packet */
packet.copy(hc06_ptr, srcAddress, 0, 16);
hc06_ptr += 16;
break;
case SICSLOWPAN_IPHC_SAM_01: /* 64 bits */
srcAddress[0] = (byte) 0xfe;
srcAddress[1] = (byte) 0x80;
/* copy IID from packet */
packet.copy(hc06_ptr, srcAddress, 8, 8);
hc06_ptr += 8;
break;
case SICSLOWPAN_IPHC_SAM_10: /* 16 bits */
srcAddress[0] = (byte) 0xfe;
srcAddress[1] = (byte) 0x80;
packet.copy(hc06_ptr, srcAddress, 14, 2);
hc06_ptr += 2;
break;
case SICSLOWPAN_IPHC_SAM_11: /* 0 bits */
/* setup link-local address */
srcAddress[0] = (byte) 0xfe;
srcAddress[1] = (byte) 0x80;
/* infer IID from L2 address */
System.arraycopy(packet.llsender, 0, srcAddress,
16 - packet.llsender.length, packet.llsender.length);
break;
}
/* non-context based multicast compression */
switch (packet.get(1) & SICSLOWPAN_IPHC_DAM_11) {
case SICSLOWPAN_IPHC_DAM_00: /* 128 bits */
/* copy whole address from packet */
packet.copy(hc06_ptr, destAddress, 0, 16);
hc06_ptr += 16;
break;
case SICSLOWPAN_IPHC_DAM_01: /* 48 bits FFXX::00XX:XXXX:XXXX */
destAddress[0] = (byte) 0xff;
destAddress[1] = packet.get(hc06_ptr);
packet.copy(hc06_ptr + 1, destAddress, 11, 5);
hc06_ptr += 6;
break;
case SICSLOWPAN_IPHC_DAM_10: /* 32 bits FFXX::00XX:XXXX */
destAddress[0] = (byte) 0xff;
destAddress[1] = packet.get(hc06_ptr);
packet.copy(hc06_ptr + 1, destAddress, 13, 3);
hc06_ptr += 4;
break;
case SICSLOWPAN_IPHC_DAM_11: /* 8 bits FF02::00XX */
destAddress[0] = (byte) 0xff;
destAddress[1] = (byte) 0x02;
destAddress[15] = packet.get(hc06_ptr);
hc06_ptr++;
break;
}
}
} else {
/* no multicast */
/* Context based */
if ((packet.get(1) & SICSLOWPAN_IPHC_DAC) != 0) {
byte[] context = addrContexts[dci];
/* Destination address */
switch (packet.get(1) & SICSLOWPAN_IPHC_DAM_11) {
case SICSLOWPAN_IPHC_DAM_01: /* 64 bits */
/* multicast compression */
if((packet.get(1) & SICSLOWPAN_IPHC_M) != 0) {
/* context based multicast compression */
if((packet.get(1) & SICSLOWPAN_IPHC_DAC) != 0) {
/* TODO: implement this */
} else {
/* non-context based multicast compression */
switch (packet.get(1) & SICSLOWPAN_IPHC_DAM_11) {
case SICSLOWPAN_IPHC_DAM_00: /* 128 bits */
/* copy whole address from packet */
packet.copy(hc06_ptr, destAddress, 0, 16);
hc06_ptr += 16;
break;
case SICSLOWPAN_IPHC_DAM_01: /* 48 bits FFXX::00XX:XXXX:XXXX */
destAddress[0] = (byte) 0xff;
destAddress[1] = packet.get(hc06_ptr);
packet.copy(hc06_ptr + 1, destAddress, 11, 5);
hc06_ptr += 6;
break;
case SICSLOWPAN_IPHC_DAM_10: /* 32 bits FFXX::00XX:XXXX */
destAddress[0] = (byte) 0xff;
destAddress[1] = packet.get(hc06_ptr);
packet.copy(hc06_ptr + 1, destAddress, 13, 3);
hc06_ptr += 4;
break;
case SICSLOWPAN_IPHC_DAM_11: /* 8 bits FF02::00XX */
destAddress[0] = (byte) 0xff;
destAddress[1] = (byte) 0x02;
destAddress[15] = packet.get(hc06_ptr);
hc06_ptr++;
break;
}
}
System.arraycopy(context, 0, destAddress, 0, 8);
/* copy IID from packet */
packet.copy(hc06_ptr, destAddress, 8, 8);
hc06_ptr += 8;
break;
case SICSLOWPAN_IPHC_DAM_10: /* 16 bits */
/* unicast address */
System.arraycopy(context, 0, destAddress, 0, 8);
/* copy IID from packet */
packet.copy(hc06_ptr, destAddress, 14, 2);
hc06_ptr += 2;
break;
case SICSLOWPAN_IPHC_DAM_11: /* 0 bits */
/* unicast address */
System.arraycopy(context, 0, destAddress, 0, 8);
/* infer IID from L2 address */
System.arraycopy(packet.llreceiver, 0, destAddress,
16 - packet.llreceiver.length, packet.llreceiver.length);
break;
}
} else {
/* no multicast */
/* Context based */
if((packet.get(1) & SICSLOWPAN_IPHC_DAC) != 0) {
byte[] context = addrContexts[dci];
/* not context based => link local M = 0, DAC = 0 - same as SAC */
switch (packet.get(1) & SICSLOWPAN_IPHC_DAM_11) {
case SICSLOWPAN_IPHC_DAM_00: /* 128 bits */
switch (packet.get(1) & SICSLOWPAN_IPHC_DAM_11) {
case SICSLOWPAN_IPHC_DAM_01: /* 64 bits */
System.arraycopy(context, 0, destAddress, 0, 8);
/* copy IID from packet */
packet.copy(hc06_ptr, destAddress, 8, 8);
hc06_ptr += 8;
break;
case SICSLOWPAN_IPHC_DAM_10: /* 16 bits */
/* unicast address */
System.arraycopy(context, 0, destAddress, 0, 8);
/* copy IID from packet */
packet.copy(hc06_ptr, destAddress, 14, 2);
hc06_ptr += 2;
break;
case SICSLOWPAN_IPHC_DAM_11: /* 0 bits */
/* unicast address */
System.arraycopy(context, 0, destAddress, 0, 8);
/* infer IID from L2 address */
System.arraycopy(packet.llreceiver, 0, destAddress,
16 - packet.llreceiver.length, packet.llreceiver.length);
break;
}
} else {
/* not context based => link local M = 0, DAC = 0 - same as SAC */
switch (packet.get(1) & SICSLOWPAN_IPHC_DAM_11) {
case SICSLOWPAN_IPHC_DAM_00: /* 128 bits */
packet.copy(hc06_ptr, destAddress, 0, 16);
hc06_ptr += 16;
break;
case SICSLOWPAN_IPHC_DAM_01: /* 64 bits */
destAddress[0] = (byte) 0xfe;
destAddress[1] = (byte) 0x80;
packet.copy(hc06_ptr, destAddress, 8, 8);
hc06_ptr += 8;
break;
case SICSLOWPAN_IPHC_DAM_10: /* 16 bits */
destAddress[0] = (byte) 0xfe;
destAddress[1] = (byte) 0x80;
packet.copy(hc06_ptr, destAddress, 14, 2);
hc06_ptr += 2;
break;
case SICSLOWPAN_IPHC_DAM_11: /* 0 bits */
destAddress[0] = (byte) 0xfe;
destAddress[1] = (byte) 0x80;
System.arraycopy(packet.llreceiver, 0, destAddress,
16 - packet.llreceiver.length, packet.llreceiver.length);
break;
}
}
packet.copy(hc06_ptr, destAddress, 0, 16);
hc06_ptr += 16;
break;
case SICSLOWPAN_IPHC_DAM_01: /* 64 bits */
destAddress[0] = (byte) 0xfe;
destAddress[1] = (byte) 0x80;
packet.copy(hc06_ptr, destAddress, 8, 8);
hc06_ptr += 8;
break;
case SICSLOWPAN_IPHC_DAM_10: /* 16 bits */
destAddress[0] = (byte) 0xfe;
destAddress[1] = (byte) 0x80;
packet.copy(hc06_ptr, destAddress, 14, 2);
hc06_ptr += 2;
break;
case SICSLOWPAN_IPHC_DAM_11: /* 0 bits */
destAddress[0] = (byte) 0xfe;
destAddress[1] = (byte) 0x80;
System.arraycopy(packet.llreceiver, 0, destAddress,
16 - packet.llreceiver.length, packet.llreceiver.length);
break;
}
}
}
/* Next header processing - continued */
if(nhc) {
/* TODO: check if this is correct in hc-06 */
/* The next header is compressed, NHC is following */
if((packet.get(hc06_ptr) & SICSLOWPAN_NDC_UDP_MASK) == SICSLOWPAN_NHC_UDP_ID) {
proto = PROTO_UDP;
switch(packet.get(hc06_ptr)) {
case (byte) SICSLOWPAN_NHC_UDP_C:
/* 1 byte for NHC, 1 byte for ports, 2 bytes chksum */
srcPort = SICSLOWPAN_UDP_PORT_MIN + (packet.get(hc06_ptr + 1) >> 4);
destPort = SICSLOWPAN_UDP_PORT_MIN + (packet.get(hc06_ptr + 1) & 0x0F);
// memcpy(&SICSLOWPAN_UDP_BUF->udpchksum, hc06_ptr + 2, 2);
// PRINTF("IPHC: Uncompressed UDP ports (4): %x, %x\n",
// SICSLOWPAN_UDP_BUF->srcport, SICSLOWPAN_UDP_BUF->destport);
hc06_ptr += 4;
break;
case (byte) SICSLOWPAN_NHC_UDP_I:
/* 1 byte for NHC, 4 byte for ports, 2 bytes chksum */
srcPort = packet.getInt(hc06_ptr + 1, 2);
destPort = packet.getInt(hc06_ptr + 3, 2);
// memcpy(&SICSLOWPAN_UDP_BUF->udpchksum, hc06_ptr + 5, 2);
// PRINTF("IPHC: Uncompressed UDP ports (7): %x, %x\n",
// SICSLOWPAN_UDP_BUF->srcport, SICSLOWPAN_UDP_BUF->destport);
hc06_ptr += 7;
break;
default:
// PRINTF("sicslowpan uncompress_hdr: error unsupported UDP compression\n");
return ANALYSIS_FAILED;
}
}
/* Next header processing - continued */
if (nhc) {
/* TODO: check if this is correct in hc-06 */
/* The next header is compressed, NHC is following */
if ((packet.get(hc06_ptr) & SICSLOWPAN_NDC_UDP_MASK) == SICSLOWPAN_NHC_UDP_ID) {
proto = PROTO_UDP;
switch (packet.get(hc06_ptr) & (byte) SICSLOWPAN_NHC_UDP_11) {
case (byte) SICSLOWPAN_NHC_UDP_00:
/* 1 byte for NHC, 4 byte for ports, 2 bytes chksum */
srcPort = packet.getInt(hc06_ptr + 1, 2) & 0xFFFF;
destPort = packet.getInt(hc06_ptr + 3, 2) & 0xFFFF;
hc06_ptr += 7;
break;
case (byte) SICSLOWPAN_NHC_UDP_01:
/* 1 byte for NHC, 3 byte for ports, 2 bytes chksum */
srcPort = packet.getInt(hc06_ptr + 1, 2);
destPort = SICSLOWPAN_UDP_8_BIT_PORT_MIN + (packet.get(hc06_ptr + 3) & 0xFF);
hc06_ptr += 6;
break;
case (byte) SICSLOWPAN_NHC_UDP_10:
/* 1 byte for NHC, 3 byte for ports, 2 bytes chksum */
srcPort = SICSLOWPAN_UDP_8_BIT_PORT_MIN + (packet.get(hc06_ptr + 1) & 0xFF);
destPort = packet.getInt(hc06_ptr + 2, 2);
hc06_ptr += 6;
break;
case (byte) SICSLOWPAN_NHC_UDP_11:
/* 1 byte for NHC, 1 byte for ports, 2 bytes chksum */
srcPort = SICSLOWPAN_UDP_4_BIT_PORT_MIN + (packet.get(hc06_ptr + 1) >> 4);
destPort = SICSLOWPAN_UDP_4_BIT_PORT_MIN + (packet.get(hc06_ptr + 1) & 0x0F);
hc06_ptr += 4;
break;
}
}
} else {
// Skip extension header
// XXX TODO: Handle others, too?
if (proto == EXT_HDR_HOP_BY_HOP) {
proto = packet.get(hc06_ptr) & 0xFF;
// header length is length specified in field, rounded up to 64 bit
int hdr_len = ((packet.get(hc06_ptr + 1) / 8) + 1) * 8;
hc06_ptr += hdr_len;
// UDP hadling
if (proto == PROTO_UDP) {
srcPort = packet.getInt(hc06_ptr, 2) & 0xFFFF;
destPort = packet.getInt(hc06_ptr + 2, 2) & 0xFFFF;
hc06_ptr += 4;
}
}
}
// /* IP length field. */
// if(ip_len == 0) {
@ -374,54 +435,74 @@ public class IPHCPacketAnalyzer extends PacketAnalyzer {
// SICSLOWPAN_IP_BUF->len[0] = (ip_len - UIP_IPH_LEN) >> 8;
// SICSLOWPAN_IP_BUF->len[1] = (ip_len - UIP_IPH_LEN) & 0x00FF;
// }
// /* length field in UDP header */
// if(SICSLOWPAN_IP_BUF->proto == UIP_PROTO_UDP) {
// memcpy(&SICSLOWPAN_UDP_BUF->udplen, ipBuf + len[0], 2);
// }
/*--------------------------------------------- */
/*--------------------------------------------- */
} catch (Exception e) {
// some kind of unexpected error...
error = " error during IPHC parsing: " + e.getMessage();
}
packet.pos += hc06_ptr;
} catch (Exception e) {
// some kind of unexpected error...
error = " error during IPHC parsing: " + e.getMessage();
}
packet.pos += hc06_ptr;
String protoStr = "" + proto;
if (proto == PROTO_ICMP) {
protoStr = "ICMPv6";
} else if (proto == PROTO_UDP) protoStr = "UDP";
else if (proto == PROTO_TCP) protoStr = "TCP";
verbose.append("<br><b>IPv6 ").append(protoStr).append("</b> TC = " + trafficClass +
" FL: " + flowLabel + "<br>");
verbose.append("From ");
printAddress(verbose, srcAddress);
verbose.append(" to ");
printAddress(verbose, destAddress);
if (error != null) verbose.append(" " + error);
packet.lastDispatch = (byte) (proto & 0xff);
if (proto == PROTO_UDP || proto == PROTO_ICMP ||
proto == PROTO_TCP) {
packet.level = APPLICATION_LEVEL;
return ANALYSIS_OK_CONTINUE;
} else {
packet.level = NETWORK_LEVEL;
return ANALYSIS_OK_CONTINUE;
}
String protoStr = "" + proto;
if (proto == PROTO_ICMP) {
protoStr = "ICMPv6";
} else if (proto == PROTO_UDP) {
protoStr = "UDP";
} else if (proto == PROTO_TCP) {
protoStr = "TCP";
} else {
protoStr = String.valueOf(proto);
}
public static void printAddress(StringBuffer out, byte[] address) {
for (int i = 0; i < 16; i+=2) {
out.append(StringUtils.toHex((byte) (address[i] & 0xff)) +
StringUtils.toHex((byte) (address[i + 1] & 0xff)));
if (i < 14) {
out.append(":");
}
}
}
// IPv6 Information
brief.append("|IPv6");
verbose.append("<br/><b>IPv6</b>")
.append(" TC = ").append(trafficClass)
.append(", FL = ").append(flowLabel)
.append("<br>");
verbose.append("From ");
printAddress(verbose, srcAddress);
verbose.append(" to ");
printAddress(verbose, destAddress);
if (error != null) {
verbose.append(" ").append(error);
}
// Application Layer Information
if (proto != PROTO_ICMP) {
brief.append('|').append(protoStr);
verbose.append("<br/><b>").append(protoStr).append("</b>");
}
if (proto == PROTO_UDP) {
brief.append(' ').append(srcPort).append(' ').append(destPort);
verbose.append("<br/>Src Port: ").append(srcPort);
verbose.append(", Dst Port: ").append(destPort);
}
packet.lastDispatch = (byte) (proto & 0xff);
if (proto == PROTO_UDP || proto == PROTO_ICMP
|| proto == PROTO_TCP) {
packet.level = APPLICATION_LEVEL;
return ANALYSIS_OK_CONTINUE;
} else {
packet.level = NETWORK_LEVEL;
return ANALYSIS_OK_CONTINUE;
}
}
public static void printAddress(StringBuilder out, byte[] address) {
for (int i = 0; i < 16; i += 2) {
out.append(StringUtils.toHex((byte) (address[i] & 0xff))
+ StringUtils.toHex((byte) (address[i + 1] & 0xff)));
if (i < 14) {
out.append(":");
}
}
}
}

131
tools/cooja/java/org/contikios/cooja/plugins/analyzers/IPv6PacketAnalyzer.java
View file

@ -4,78 +4,79 @@ import org.contikios.cooja.util.StringUtils;
public class IPv6PacketAnalyzer extends PacketAnalyzer {
public final static int PROTO_UDP = 17;
public final static int PROTO_TCP = 6;
public final static int PROTO_ICMP = 58;
public final static byte[] UNSPECIFIED_ADDRESS =
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
public final static int PROTO_UDP = 17;
public final static int PROTO_TCP = 6;
public final static int PROTO_ICMP = 58;
private static final int IPV6_DISPATCH = 0x41;
public final static byte[] UNSPECIFIED_ADDRESS
= {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
public boolean matchPacket(Packet packet) {
return packet.level == NETWORK_LEVEL && packet.get(0) == IPV6_DISPATCH;
private static final int IPV6_DISPATCH = 0x41;
@Override
public boolean matchPacket(Packet packet) {
return packet.level == NETWORK_LEVEL && packet.get(0) == IPV6_DISPATCH;
}
@Override
public int analyzePacket(Packet packet, StringBuilder brief,
StringBuilder verbose) {
/* if packet has less than 40 bytes it is not interesting ... */
if (packet.size() < 40) return ANALYSIS_FAILED;
brief.append("IPv6");
/* need to decompress while analyzing - add that later... */
verbose.append("<b>IPv6</b><br>");
int pos = 1;
int version = 6;
int trafficClass = 0;
int flowLabel = 0;
int len = packet.getInt(pos + 4, 2);
int proto = packet.getInt(pos + 6, 1);
int ttl = packet.getInt(pos + 7, 1);
byte[] srcAddress = new byte[16];
byte[] destAddress = new byte[16];
packet.copy(pos + 8, srcAddress, 0, 16);
packet.copy(pos + 24, destAddress, 0, 16);
String protoStr = "" + proto;
if (proto == PROTO_ICMP) {
protoStr = "ICMPv6";
} else if (proto == PROTO_UDP) {
protoStr = "UDP";
} else if (proto == PROTO_TCP) {
protoStr = "TCP";
}
public int analyzePacket(Packet packet, StringBuffer brief,
StringBuffer verbose) {
/* consume dispatch + IP header */
packet.pos += 41;
/* if packet has less than 40 bytes it is not interesting ... */
if (packet.size() < 40) return ANALYSIS_FAILED;
verbose.append("<br><b>IPv6 ").append(protoStr)
.append("</b> TC = ").append(trafficClass)
.append(" FL: ").append(flowLabel).append("<br>");
verbose.append("From ");
printAddress(verbose, srcAddress);
verbose.append(" to ");
printAddress(verbose, destAddress);
brief.append("IPv6");
packet.lastDispatch = (byte) (proto & 0xff);
packet.level = APPLICATION_LEVEL;
return ANALYSIS_OK_CONTINUE;
}
/* need to decompress while analyzing - add that later... */
verbose.append("<b>IPv6</b><br>");
int pos = 1;
int version = 6;
int trafficClass = 0;
int flowLabel = 0;
int len = packet.getInt(pos + 4, 2);
int proto = packet.getInt(pos + 6, 1);
int ttl = packet.getInt(pos + 7, 1);
byte[] srcAddress = new byte[16];
byte[] destAddress = new byte[16];
packet.copy(pos + 8, srcAddress, 0, 16);
packet.copy(pos + 24, destAddress, 0, 16);
String protoStr = "" + proto;
if (proto == PROTO_ICMP) {
protoStr = "ICMPv6";
} else if (proto == PROTO_UDP) protoStr = "UDP";
else if (proto == PROTO_TCP) protoStr = "TCP";
/* consume dispatch + IP header */
packet.pos += 41;
verbose.append("<br><b>IPv6 ").append(protoStr).append("</b> TC = " + trafficClass +
" FL: " + flowLabel + "<br>");
verbose.append("From ");
printAddress(verbose, srcAddress);
verbose.append(" to ");
printAddress(verbose, destAddress);
packet.lastDispatch = (byte) (proto & 0xff);
packet.level = APPLICATION_LEVEL;
return ANALYSIS_OK_CONTINUE;
}
public static void printAddress(StringBuffer out, byte[] address) {
for (int i = 0; i < 16; i+=2) {
out.append(StringUtils.toHex((byte) (address[i] & 0xff)) +
StringUtils.toHex((byte) (address[i + 1] & 0xff)));
if (i < 14) {
out.append(":");
}
}
public static void printAddress(StringBuilder out, byte[] address) {
for (int i = 0; i < 16; i += 2) {
out.append(StringUtils.toHex((byte) (address[i] & 0xff))
+ StringUtils.toHex((byte) (address[i + 1] & 0xff)));
if (i < 14) {
out.append(":");
}
}
}
}

150
tools/cooja/java/org/contikios/cooja/plugins/analyzers/PacketAnalyzer.java
View file

@ -2,88 +2,86 @@ package org.contikios.cooja.plugins.analyzers;
public abstract class PacketAnalyzer {
public static final int ANALYSIS_FAILED = -1;
public static final int ANALYSIS_OK_CONTINUE = 1;
public static final int ANALYSIS_OK_FINAL = 2;
public static final int RADIO_LEVEL = 0;
public static final int MAC_LEVEL = 1;
public static final int NETWORK_LEVEL = 2;
public static final int APPLICATION_LEVEL = 3;
public static class Packet {
byte[] data;
int pos;
int level;
/* size = length - consumed bytes at tail */
int size;
/* L2 addresseses */
byte[] llsender;
byte[] llreceiver;
public static final int ANALYSIS_FAILED = -1;
public static final int ANALYSIS_OK_CONTINUE = 1;
public static final int ANALYSIS_OK_FINAL = 2;
byte lastDispatch = 0;
public Packet(byte[] data, int level) {
this.level = level;
this.data = data;
this.size = data.length;
}
public static final int RADIO_LEVEL = 0;
public static final int MAC_LEVEL = 1;
public static final int NETWORK_LEVEL = 2;
public static final int APPLICATION_LEVEL = 3;
public static class Packet {
public void consumeBytesStart(int bytes) {
pos += bytes;
}
byte[] data;
int pos;
int level;
/* size = length - consumed bytes at tail */
int size;
public void consumeBytesEnd(int bytes) {
size -= bytes;
}
public boolean hasMoreData() {
return size > pos;
}
public int size() {
return size - pos;
}
public byte get(int index) {
if (index >= size) return 0;
return data[pos + index];
}
/* L2 addresseses */
byte[] llsender;
byte[] llreceiver;
public int getInt(int index, int size) {
int value = 0;
for (int i = 0; i < size; i++) {
value = (value << 8) + get(index + i);
}
return value;
}
byte lastDispatch = 0;
public byte[] getPayload() {
byte[] pload = new byte[size - pos];
System.arraycopy(data, pos, pload, 0, pload.length);
return pload;
}
public Packet(byte[] data, int level) {
this.level = level;
this.data = data;
this.size = data.length;
}
public void copy(int srcpos, byte[] arr, int pos, int len) {
for (int i = 0; i < len; i++) {
arr[pos + i] = get(srcpos + i);
}
}
public void consumeBytesStart(int bytes) {
pos += bytes;
}
public byte[] getLLSender() {
return llsender;
}
public void consumeBytesEnd(int bytes) {
size -= bytes;
}
public byte[] getLLReceiver() {
return llreceiver;
}
};
public abstract boolean matchPacket(Packet packet);
public abstract int analyzePacket(Packet packet, StringBuffer brief, StringBuffer verbose);
}
public boolean hasMoreData() {
return size > pos;
}
public int size() {
return size - pos;
}
public byte get(int index) {
if (index >= size) return 0;
return data[pos + index];
}
public int getInt(int index, int size) {
int value = 0;
for (int i = 0; i < size; i++) {
value = (value << 8) + (get(index + i) & 0xFF);
}
return value;
}
public byte[] getPayload() {
byte[] pload = new byte[size - pos];
System.arraycopy(data, pos, pload, 0, pload.length);
return pload;
}
public void copy(int srcpos, byte[] arr, int pos, int len) {
for (int i = 0; i < len; i++) {
arr[pos + i] = get(srcpos + i);
}
}
public byte[] getLLSender() {
return llsender;
}
public byte[] getLLReceiver() {
return llreceiver;
}
};
public abstract boolean matchPacket(Packet packet);
public abstract int analyzePacket(Packet packet, StringBuilder brief, StringBuilder verbose);
}

98
tools/cooja/java/org/contikios/cooja/plugins/analyzers/PcapExporter.java
View file

@ -9,55 +9,55 @@ import java.io.File;
public class PcapExporter {
DataOutputStream out;
public PcapExporter() throws IOException {
}
public void openPcap(File pcapFile) throws IOException {
if ( out != null ) {
closePcap();
}
if ( pcapFile == null ) {
/* pcap file not specified, use default file name */
pcapFile = new File("radiolog-" + System.currentTimeMillis() + ".pcap");
}
out = new DataOutputStream(new FileOutputStream(pcapFile));
/* pcap header */
out.writeInt(0xa1b2c3d4);
out.writeShort(0x0002);
out.writeShort(0x0004);
out.writeInt(0);
out.writeInt(0);
out.writeInt(4096);
out.writeInt(195); /* 195 for LINKTYPE_IEEE802_15_4 */
out.flush();
System.out.println("Opened pcap file " + pcapFile);
}
public void closePcap() throws IOException {
out.close();
out = null;
}
DataOutputStream out;
public void exportPacketData(byte[] data) throws IOException {
if (out == null) {
/* pcap file never set, open default */
openPcap(null);
}
try {
/* pcap packet header */
out.writeInt((int) (System.currentTimeMillis() / 1000));
out.writeInt((int) ((System.currentTimeMillis() % 1000) * 1000));
out.writeInt(data.length);
out.writeInt(data.length);
/* and the data */
out.write(data);
out.flush();
} catch (Exception e) {
e.printStackTrace();
}
public PcapExporter() throws IOException {
}
public void openPcap(File pcapFile) throws IOException {
if (out != null) {
closePcap();
}
if (pcapFile == null) {
/* pcap file not specified, use default file name */
pcapFile = new File("radiolog-" + System.currentTimeMillis() + ".pcap");
}
out = new DataOutputStream(new FileOutputStream(pcapFile));
/* pcap header */
out.writeInt(0xa1b2c3d4);
out.writeShort(0x0002);
out.writeShort(0x0004);
out.writeInt(0);
out.writeInt(0);
out.writeInt(4096);
out.writeInt(195); /* 195 for LINKTYPE_IEEE802_15_4 */
out.flush();
System.out.println("Opened pcap file " + pcapFile);
}
public void closePcap() throws IOException {
out.close();
out = null;
}
public void exportPacketData(byte[] data) throws IOException {
if (out == null) {
/* pcap file never set, open default */
openPcap(null);
}
try {
/* pcap packet header */
out.writeInt((int) (System.currentTimeMillis() / 1000));
out.writeInt((int) ((System.currentTimeMillis() % 1000) * 1000));
out.writeInt(data.length);
out.writeInt(data.length);
/* and the data */
out.write(data);
out.flush();
} catch (Exception e) {
e.printStackTrace();
}
}
}