PCAP_CAN_SET_RFMON(3)                                    PCAP_CAN_SET_RFMON(3)



NAME
       pcap_can_set_rfmon  -  check whether monitor mode can be set for a not-
       yet-activated capture handle

SYNOPSIS
       #include <pcap/pcap.h>

       int pcap_can_set_rfmon(pcap_t *p);

DESCRIPTION
       pcap_can_set_rfmon() checks whether monitor mode could be set on a cap-
       ture handle when the handle is activated.

RETURN VALUE
       pcap_set_rfmon() returns 0 if monitor mode could not be set, 1 if moni-
       tor mode could be set, PCAP_ERROR_NO_SUCH_DEVICE if the  device  speci-
       fied when the handle was created doesn't exist, PCAP_ERROR_ACTIVATED if
       called on a capture handle that has been activated, or PCAP_ERROR if an
       error  occurred.  If PCAP_ERROR is returned, pcap_geterr() or pcap_per-
       ror() may be called with p as an argument to fetch or display the error
       text.

SEE ALSO
       pcap(3), pcap_create(3), pcap_activate(3), pcap_set_rfmon(3)



                                 5 April 2008            PCAP_CAN_SET_RFMON(3)