31 lines
845 B
Perl
Executable File
31 lines
845 B
Perl
Executable File
#!/usr/bin/perl
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$count = $ack = $prevtime = 0;
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while (<STDIN>) {
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if (/${ARGV[0]}/) {
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print "# ", $_;
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# 20:22:42.441592 calypso.wsr.ac.at.ftp-data > octopussy.wsr.ac.at.1365: . 1:1461(1460) ack 1 win 57344 (DF)
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if (/^(\d\d):(\d\d):(\d\d).(\d\d\d\d\d\d) /) {
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print "# time: $1 $2 $3 $4\n";
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$time = $1 * 3600 + $2 * 60 + $3 + $4 * 0.000001;
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if ($prevtime == 0) { $prevtime = $time };
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$time -= $prevtime;
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}
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if (/(\d+):(\d+)\((\d+)\)/) {
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print "# sequence: $1 $2 $3\n";
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# filter out initial seq. number but allow some packet loss
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if ($2 == $1 + $3 && $1 <= $count + 300000) {
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$count = $2;
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}
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}
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if (/ ack (\d+)/) {
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print "# ack: $1\n";
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# filter out initial seq. number but allow some packet loss
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if ($1 <= $ack + 300000) {
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$ack = $1;
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}
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}
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print $time, "\t", $count, "\t", $ack, "\n";
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}
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}
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