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1 office 1 .\" Copyright (c) 1994, 1996, 1997
2 .\" The Regents of the University of California. All rights reserved.
3 .\"
4 .\" Redistribution and use in source and binary forms, with or without
5 .\" modification, are permitted provided that: (1) source code distributions
6 .\" retain the above copyright notice and this paragraph in its entirety, (2)
7 .\" distributions including binary code include the above copyright notice and
8 .\" this paragraph in its entirety in the documentation or other materials
9 .\" provided with the distribution, and (3) all advertising materials mentioning
10 .\" features or use of this software display the following acknowledgement:
11 .\" ``This product includes software developed by the University of California,
12 .\" Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
13 .\" the University nor the names of its contributors may be used to endorse
14 .\" or promote products derived from this software without specific prior
15 .\" written permission.
16 .\" THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
17 .\" WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
18 .\" MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
19 .\"
20 .TH PCAP_FREECODE 3PCAP "5 April 2008"
21 .SH NAME
22 pcap_freecode \- free a BPF program
23 .SH SYNOPSIS
24 .nf
25 .ft B
26 #include <pcap/pcap.h>
27 .ft
28 .LP
29 .ft B
30 void pcap_freecode(struct bpf_program *);
31 .ft
32 .fi
33 .SH DESCRIPTION
34 .B pcap_freecode()
35 is used to free up allocated memory pointed to by a
36 .I bpf_program
37 struct generated by
38 .B pcap_compile()
39 when that BPF program is no longer needed, for example after it
40 has been made the filter program for a pcap structure by a call to
41 .BR pcap_setfilter() .
42 .SH SEE ALSO
43 pcap(3PCAP), pcap_compile(3PCAP), pcap_setfilter(3PCAP)