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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)