Man page of PCAP_SETDIRECTION
Section: Misc. Reference Manual Pages (3PCAP)
Updated: 25 July 2018
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This man page documents libpcap version 1.9.1.
Your system may have a different version installed, possibly with some
local modifications. To achieve the best results, please make sure this
version of this man page suits your needs. If necessary, try to look for
a different version on this web site or in the man pages available in your
pcap_setdirection - set the direction for which packets will be captured
int pcap_setdirection(pcap_t *p, pcap_direction_t d);
is used to specify a direction that packets will be captured.
is one of the constants
will only capture packets received by the device,
will only capture packets sent by the device and
will capture packets received by or sent by the device.
is the default setting if this function is not called.
isn't necessarily fully supported on all platforms; some platforms might
return an error for all values, and some other platforms might not
This operation is not supported if a ``savefile'' is being read.
returns 0 on success and
on failure. If
may be called with
as an argument to fetch or display the error text.
This document was created by
using the manual pages from "The Tcpdump Group" git repositories.
Time: 10:40:22 GMT, October 05, 2021
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