| JP Abgrall | 511eca3 | 2014-02-12 13:46:45 -0800 | [diff] [blame] | 1 | .\" @(#) $Header: /tcpdump/master/libpcap/pcap_snapshot.3pcap,v 1.3 2008-04-06 02:53:22 guy Exp $ |
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| 22 | .TH PCAP_SNAPSHOT 3PCAP "5 April 2008" |
| 23 | .SH NAME |
| 24 | pcap_snapshot \- get the snapshot length |
| 25 | .SH SYNOPSIS |
| 26 | .nf |
| 27 | .ft B |
| 28 | #include <pcap/pcap.h> |
| 29 | .ft |
| 30 | .LP |
| 31 | .ft B |
| 32 | int pcap_snapshot(pcap_t *p); |
| 33 | .ft |
| 34 | .fi |
| 35 | .SH DESCRIPTION |
| 36 | .B pcap_snapshot() |
| 37 | returns the snapshot length specified when |
| 38 | .B pcap_set_snapshot() |
| 39 | or |
| 40 | .B pcap_open_live() |
| 41 | was called, for a live capture, or the snapshot length from the capture |
| 42 | file, for a ``savefile''. |
| 43 | .PP |
| 44 | It must not be called on a pcap descriptor created by |
| 45 | .B pcap_create() |
| 46 | that has not yet been activated by |
| 47 | .BR pcap_activate() . |
| 48 | .SH RETURN VALUE |
| 49 | .B pcap_snapshot() |
| 50 | returns the snapshot length on success and |
| 51 | .B PCAP_ERROR_NOT_ACTIVATED |
| 52 | if called on a capture handle that has been created but not activated. |
| 53 | .SH SEE ALSO |
| 54 | pcap(3PCAP) |