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 capture handle when the handle is
       activated.

RETURN VALUE

       pcap_can_set_rfmon() returns 0 if monitor mode could not  be  set,  1  if  monitor  mode  could  be  set,
       PCAP_ERROR_NO_SUCH_DEVICE  if  the  capture  source  specified when the handle was created doesn't exist,
       PCAP_ERROR_PERM_DENIED if the process doesn't have permission to check  whether  monitor  mode  could  be
       supported,  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_perror() may be called with p as  an
       argument to fetch or display the error text.

SEE ALSO

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

                                                   18 May 2010                         PCAP_CAN_SET_RFMON(3PCAP)