pcap_set_buffer_size(3PCAP) man page

pcap_set_buffer_size(3PCAP) man page

Updated: 3 January 2014 • View in plain text • Return to Main Contents

NAME

pcap_set_buffer_size - set the buffer size for a not-yet-activated capture handle

SYNOPSIS

#include <pcap/pcap.h>

int pcap_set_buffer_size(pcap_t *p, int buffer_size);

DESCRIPTION

pcap_set_buffer_size() sets the buffer size that will be used on a capture handle when the handle is activated to buffer_size, which is in units of bytes.

RETURN VALUE

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

SEE ALSO

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

COLOPHON

This HTML man page was generated at 15:15:21 GMT, September 13, 2026 from a source man page in “The Tcpdump Group” git repositories using man2html and other tools.