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pcap_create(3pcap)

PCAP_CREATE(3pcap)                                          PCAP_CREATE(3pcap)



NAME
       pcap_create - create a live capture handle

SYNOPSIS
       #include <pcap/pcap.h>

       char errbuf[PCAP_ERRBUF_SIZE];

       pcap_t *pcap_create(const char *source, char *errbuf);

DESCRIPTION
       pcap_create()  is  used  to  create  a packet capture handle to look at
       packets on the network.  source is a string that specifies the  network
       device  to  open;  on Linux systems with 2.2 or later kernels, a source
       argument of "any" or NULL can be  used  to  capture  packets  from  all
       interfaces.

       The  returned handle must be activated with pcap_activate(3PCAP) before
       packets can be captured with it; options for the capture, such as  pro‐
       miscuous mode, can be set on the handle before activating it.

RETURN VALUE
       pcap_create()  returns  a  pcap_t * on success and NULL on failure.  If
       NULL is returned, errbuf is filled in with an  appropriate  error  mes‐
       sage.   errbuf  is assumed to be able to hold at least PCAP_ERRBUF_SIZE
       chars.


ATTRIBUTES
       See attributes(7) for descriptions of the following attributes:


       box; cbp-1 | cbp-1 l | l .  ATTRIBUTE TYPE ATTRIBUTE VALUE = Availabil‐
       ity   system/library/libpcap = Stability Uncommitted


SEE ALSO
       pcap(3PCAP)



NOTES
       Source  code  for open source software components in Oracle Solaris can
       be found at https://www.oracle.com/downloads/opensource/solaris-source-
       code-downloads.html.

       This     software     was    built    from    source    available    at
       https://github.com/oracle/solaris-userland.   The  original   community
       source   was   downloaded  from   https://www.tcpdump.org/release/libp‐
       cap-1.9.1.tar.gz.

       Further information about this software can be found on the open source
       community website at https://www.tcpdump.org/.



                                3 January 2014              PCAP_CREATE(3pcap)
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