DOKK / manpages / debian 12 / libpcap0.8-dev / pcap_set_snaplen.3pcap.en
PCAP_SET_SNAPLEN(3PCAP) PCAP_SET_SNAPLEN(3PCAP)

pcap_set_snaplen - set the snapshot length for a not-yet-activated capture handle

#include <pcap/pcap.h>
int pcap_set_snaplen(pcap_t *p, int snaplen);

pcap_set_snaplen() sets the snapshot length to be used on a capture handle when the handle is activated to snaplen.

pcap_set_snaplen() returns 0 on success or PCAP_ERROR_ACTIVATED if called on a capture handle that has been activated.

pcap(3PCAP), pcap_create(3PCAP), pcap_activate(3PCAP)

3 January 2014