SK_RUN_FILTER(9) Linux Networking SK_RUN_FILTER(9)NAME
sk_run_filter - run a filter on a socket
SYNOPSIS
unsigned int sk_run_filter(struct sk_buff * skb, struct sock_filter * filter, int flen);
ARGUMENTS
skb
buffer to run the filter on
filter
filter to apply
flen
length of filter
DESCRIPTION
Decode and apply filter instructions to the skb->data. Return length to keep, 0 for none. skb is the data we are filtering, filter is the
array of filter instructions, and len is the number of filter blocks in the array.
COPYRIGHT Kernel Hackers Manual 2.6. July 2010 SK_RUN_FILTER(9)
Check Out this Related Man Page
TRACESTATS(1) User Commands TRACESTATS(1)NAME
tracestats - perform simple analysis on a trace
SYNOPSIS
tracestats [ -f | --filter bpf ]... inputuri...
DESCRPTION
tracestats reads one or more traces and outputs summaries for each trace of how many packets/bytes match each bpf filter, as well as
totals. If instead of doing this for the entire trace, but to do it for portions then use tracertstats(1) instead.
-f bpf-filter
--filter bpf-filter
Add another bpf filter
EXAMPLES
tracestats --filter 'host sundown'
--filter 'port http'
--filter 'port ftp or ftp-data'
--filter 'port smtp'
--filter 'tcp[tcpflags] & tcp-syn!=0'
--filter 'not ip'
--filter 'ether[0] & 1 == 1'
--filter 'icmp[icmptype] == icmp-unreach'
erf:/traces/trace1.gz
erf:/traces/trace2.gz
LINKS
More details about tracestats (and libtrace) can be found at http://www.wand.net.nz/trac/libtrace/wiki/UserDocumentation
SEE ALSO libtrace(3), tracemerge(1), tracefilter(1), traceconvert(1), tracesplit(1), tracesplit_dir(1), tracereport(1), tracertstats(1), tracepkt-
dump(1), traceanon(1), tracesummary(1), tracereplay(1), tracediff(1), traceends(1), tracetopends(1)AUTHORS
Perry Lorier <perry@cs.waikato.ac.nz>
tracestats (libtrace) October 2005 TRACESTATS(1)
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