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PCAP_CAN_SET_RFMON

Section: Misc. Reference Manual Pages (3PCAP)
Updated: 18 May 2010
Index Return to Main Contents
 

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)


 

Index

NAME
SYNOPSIS
DESCRIPTION
RETURN VALUE
SEE ALSO


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