1PCAP_CAN_SET_RFMON(3PCAP)                            PCAP_CAN_SET_RFMON(3PCAP)
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NAME

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

10       #include <pcap/pcap.h>
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12       int pcap_can_set_rfmon(pcap_t *p);
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DESCRIPTION

15       pcap_can_set_rfmon() checks whether monitor mode could be set on a cap‐
16       ture handle when the handle is activated.
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RETURN VALUE

19       pcap_can_set_rfmon()  returns  0 if monitor mode could not be set, 1 if
20       monitor mode could be set,  PCAP_ERROR_NO_SUCH_DEVICE  if  the  capture
21       source   specified   when   the   handle  was  created  doesn't  exist,
22       PCAP_ERROR_PERM_DENIED if the process doesn't have permission to  check
23       whether monitor mode could be supported, PCAP_ERROR_ACTIVATED if called
24       on a capture handle that has been activated, or PCAP_ERROR if an  error
25       occurred.   If  PCAP_ERROR  is returned, pcap_geterr() or pcap_perror()
26       may be called with p as an argument to fetch or display the error text.
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SEE ALSO

29       pcap(3PCAP),         pcap_create(3PCAP),          pcap_activate(3PCAP),
30       pcap_set_rfmon(3PCAP)
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34                                  18 May 2010        PCAP_CAN_SET_RFMON(3PCAP)
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