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Export Pcap as LINKTYPE_IEEE802_15_4

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This commit is contained in:
Alexandre Boeglin 2012-11-07 17:31:59 +01:00
parent 5762179159
commit fb7dcf982b
1 changed files with 3 additions and 8 deletions
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11
tools/cooja/java/se/sics/cooja/plugins/analyzers/PcapExporter.java
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@ -8,10 +8,6 @@ import java.io.IOException;
public class PcapExporter { public class PcapExporter {
private static final byte[] ETH_DATA = {(byte)0xaf, (byte)0xab, (byte)0xac, (byte)0xad,
(byte)0xae, (byte)0xaf, 0x42, (byte)0xfb, (byte)0x9f, (byte)0x81, 0x5a,
(byte)0x81, (byte)0x80, (byte)0x9a};
DataOutputStream out; DataOutputStream out;
public PcapExporter() throws IOException { public PcapExporter() throws IOException {
@ -26,7 +22,7 @@ public class PcapExporter {
out.writeInt(0); out.writeInt(0);
out.writeInt(0); out.writeInt(0);
out.writeInt(4096); out.writeInt(4096);
out.writeInt(1); /* 1 for ethernet ? */ out.writeInt(195); /* 195 for LINKTYPE_IEEE802_15_4 */
out.flush(); out.flush();
System.out.println("Opened pcap file!"); System.out.println("Opened pcap file!");
} }
@ -42,9 +38,8 @@ public class PcapExporter {
/* pcap packet header */ /* pcap packet header */
out.writeInt((int) System.currentTimeMillis() / 1000); out.writeInt((int) System.currentTimeMillis() / 1000);
out.writeInt((int) ((System.currentTimeMillis() % 1000) * 1000)); out.writeInt((int) ((System.currentTimeMillis() % 1000) * 1000));
out.writeInt(data.length + 14); out.writeInt(data.length);
out.writeInt(data.length + 14); out.writeInt(data.length);
out.write(ETH_DATA);
/* and the data */ /* and the data */
out.write(data); out.write(data);
out.flush(); out.flush();