The used I<oping> library supports "ping"ing multiple hosts in parallel and
works with IPv4 and IPv6 transparently. Other advanced features that are
-provided by the underlying library, such as setting the data sent or
-configuring the time of live (TTL) are not yet supported by this interface.
+provided by the underlying library, such as setting the data sent, are not yet
+supported by this interface.
=cut
=over 4
-=item my I<$obj> = Net::Oping-E<gt>B<new> ();
+=item I<$obj> = Net::Oping-E<gt>B<new> ();
Creates and returns a new object.
_ping_destroy ($obj->{'c_obj'});
}
-=item my I<$status> = I<$obj>-E<gt>B<timeout> (I<$timeout>);
+=item I<$status> = I<$obj>-E<gt>B<timeout> (I<$timeout>);
Sets the timeout before a host is considered unreachable to I<$timeout>
seconds, which may be a floating point number to specify fractional seconds.
return (1);
}
-=item my I<$status> = I<$obj>-E<gt>B<bind> (I<$ip_addr>);
+=item I<$status> = I<$obj>-E<gt>B<ttl> (I<$ttl>);
+
+Sets the I<Time to Live> (TTL) of outgoing packets. I<$ttl> must be in the
+range B<1>E<nbsp>...E<nbsp>B<255>. Returns true when successful and false
+when an error occurred.
+
+=cut
+
+sub ttl
+{
+ my $obj = shift;
+ my $ttl = shift;
+ my $status;
+
+ $status = _ping_setopt_ttl ($obj->{'c_obj'}, $ttl);
+ if ($status != 0)
+ {
+ $obj->{'err_msg'} = "" . _ping_get_error ($obj->{'c_obj'});
+ return;
+ }
+
+ return (1);
+}
+
+=item I<$status> = I<$obj>-E<gt>B<bind> (I<$ip_addr>);
Sets the source IP-address to use. I<$ip_addr> must be a string containing an
IP-address, such as "192.168.0.1" or "2001:f00::1". As a side-effect this will
-set the address-family (IPv4 or IPv6) to a fixed, value, too, for obvious
+set the address-family (IPv4 or IPv6) to a fixed value, too, for obvious
reasons.
=cut
return (1);
}
-=item my I<$status> = I<$obj>-E<gt>B<host_add> (I<$host>, [I<$host>, ...]);
+=item I<$status> = I<$obj>-E<gt>B<host_add> (I<$host>, [I<$host>, ...]);
Adds one or more hosts to the Net::Oping-object I<$obj>. The number of
successfully added hosts is returned. If this number differs from the number of
return ($i);
}
-=item my I<$status> = I<$obj>-E<gt>B<host_remove> (I<$host>, [I<$host>, ...]);
+=item I<$status> = I<$obj>-E<gt>B<host_remove> (I<$host>, [I<$host>, ...]);
Same semantic as B<host_add> but removes hosts.
return ($i);
}
-=item my I<$latency> = I<$obj>-E<gt>B<ping> ()
+=item I<$latency> = I<$obj>-E<gt>B<ping> ()
The central method of this module sends ICMP packets to the hosts and waits for
replies. The time it takes for replies to arrive is measured and returned.
return ($data);
} # ping
-=item my I<$dropped> = I<$obj>-E<gt>B<get_dropped> ()
+=item I<$dropped> = I<$obj>-E<gt>B<get_dropped> ()
Returns a hash reference holding the number of "drops" (echo requests which
were not answered in time) for each host. An example return
return ($data);
} # get_dropped
-=item my I<$dropped> = I<$obj>-E<gt>B<get_recv_ttl> ()
+=item I<$ttl> = I<$obj>-E<gt>B<get_recv_ttl> ()
Returns a hash reference holding the I<Time to Live> (TTL) of the last received
packet for each host. An example return value would be:
return ($data);
} # get_recv_ttl
-=item my I<$errmsg> = I<$obj>-E<gt>B<get_error> ();
+=item I<$errmsg> = I<$obj>-E<gt>B<get_error> ();
Returns the last error that occurred.