diff options
Diffstat (limited to 'contrib/libpcap/pcap_create.3pcap')
| -rw-r--r-- | contrib/libpcap/pcap_create.3pcap | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/contrib/libpcap/pcap_create.3pcap b/contrib/libpcap/pcap_create.3pcap index 5a15007bfc30..f08ac5c2b877 100644 --- a/contrib/libpcap/pcap_create.3pcap +++ b/contrib/libpcap/pcap_create.3pcap @@ -17,7 +17,7 @@ .\" WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF .\" MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. .\" -.TH PCAP_CREATE 3PCAP "3 January 2014" +.TH PCAP_CREATE 3PCAP "30 November 2023" .SH NAME pcap_create \- create a live capture handle .SH SYNOPSIS @@ -36,7 +36,7 @@ pcap_t *pcap_create(const char *source, char *errbuf); .ft .fi .SH DESCRIPTION -.B pcap_create() +.BR pcap_create () is used to create a packet capture handle to look at packets on the network. .I source @@ -46,16 +46,20 @@ with 2.2 or later kernels, a argument of "any" or .B NULL can be used to capture packets from all interfaces. +.I errbuf +is a buffer large enough to hold at least +.B PCAP_ERRBUF_SIZE +chars. .PP The returned handle must be activated with -.B pcap_activate(3PCAP) +.BR pcap_activate (3PCAP) before packets can be captured with it; options for the capture, such as promiscuous mode, can be set on the handle before activating it. .SH RETURN VALUE -.B pcap_create() +.BR pcap_create () returns a -.I pcap_t * +.B pcap_t * on success and .B NULL on failure. @@ -64,9 +68,5 @@ If is returned, .I errbuf is filled in with an appropriate error message. -.I errbuf -is assumed to be able to hold at least -.B PCAP_ERRBUF_SIZE -chars. .SH SEE ALSO -pcap(3PCAP) +.BR pcap (3PCAP) |