--TEST-- Multicast support: IPv4 receive options --EXTENSIONS-- sockets --SKIPIF-- '224.0.0.23', "interface" => 'lo', )); if ($so === false) { die('skip interface \'lo\' is unavailable.'); } if (!defined("MCAST_BLOCK_SOURCE")) { die('skip source operations are unavailable'); } ?> --FILE-- $mcastaddr, "interface" => $interface, )); var_dump($so); $r = socket_sendto($sends1, $m = "initial packet", strlen($m), 0, $mcastaddr, $port); var_dump($r); $i = 0; checktimeout($s, 500); while (($str = socket_read($s, 3000)) !== FALSE) { $i++; echo "$i> ", $str, "\n"; if ($i == 1) { echo "leaving group\n"; $so = socket_set_option($s, $level, MCAST_LEAVE_GROUP, array( "group" => $mcastaddr, "interface" => $interface, )); var_dump($so); $r = socket_sendto($sends1, $m = "ignored mcast packet", strlen($m), 0, $mcastaddr, $port); var_dump($r); $r = socket_sendto($sends1, $m = "unicast packet", strlen($m), 0, "127.0.0.1", $port); var_dump($r); } if ($i == 2) { echo "re-joining group\n"; $so = socket_set_option($s, $level, MCAST_JOIN_GROUP, array( "group" => $mcastaddr, "interface" => $interface, )); var_dump($so); $r = socket_sendto($sends2, $m = "ignored mcast packet (different interface)", strlen($m), 0, $mcastaddr, $port); var_dump($r); $r = socket_sendto($sends1, $m = "mcast packet", strlen($m), 0, $mcastaddr, $port); var_dump($r); } if ($i == 3) { echo "blocking source\n"; $so = socket_set_option($s, $level, MCAST_BLOCK_SOURCE, array( "group" => $mcastaddr, "interface" => $interface, "source" => $sblock, )); var_dump($so); $r = socket_sendto($sends1, $m = "ignored packet (blocked source)", strlen($m), 0, $mcastaddr, $port); var_dump($r); $r = socket_sendto($sends1, $m = "unicast packet", strlen($m), 0, "127.0.0.1", $port); var_dump($r); } if ($i == 4) { echo "unblocking source\n"; $so = socket_set_option($s, $level, MCAST_UNBLOCK_SOURCE, array( "group" => $mcastaddr, "interface" => $interface, "source" => $sblock, )); var_dump($so); $r = socket_sendto($sends1, $m = "mcast packet from 127.0.0.1", strlen($m), 0, $mcastaddr, $port); var_dump($r); } if ($i == 5) { echo "leaving group\n"; $so = socket_set_option($s, $level, MCAST_LEAVE_GROUP, array( "group" => $mcastaddr, "interface" => $interface, )); var_dump($so); $r = socket_sendto($sends1, $m = "ignored mcast packet", strlen($m), 0, $mcastaddr, $port); var_dump($r); $r = socket_sendto($sends1, $m = "unicast packet", strlen($m), 0, "127.0.0.1", $port); var_dump($r); } if ($i == 6) { echo "joining source group\n"; $so = socket_set_option($s, $level, MCAST_JOIN_SOURCE_GROUP, array( "group" => $mcastaddr, "interface" => $interface, "source" => $sblock, )); var_dump($so); $r = socket_sendto($sends1, $m = "mcast packet from 127.0.0.1", strlen($m), 0, $mcastaddr, $port); var_dump($r); } if ($i == 7) { echo "leaving source group\n"; $so = socket_set_option($s, $level, MCAST_LEAVE_SOURCE_GROUP, array( "group" => $mcastaddr, "interface" => $interface, "source" => $sblock, )); var_dump($so); $r = socket_sendto($sends1, $m = "ignored mcast packet", strlen($m), 0, $mcastaddr, $port); var_dump($r); $r = socket_sendto($sends1, $m = "unicast packet", strlen($m), 0, "127.0.0.1", $port); var_dump($r); } if ($i == 8) { /* echo "rjsg\n"; $so = socket_set_option($s, $level, MCAST_JOIN_GROUP, array( "group" => $mcastaddr, "interface" => $interface, )); var_dump($so);*/ break; } } ?> --EXPECTF-- creating send socket bound to 127.0.0.1 bool(true) creating unbound socket and hoping the routing table causes an interface other than lo to be used for sending messages to 224.0.0.23 bool(true) creating receive socket object(Socket)#%d (0) { } bool(true) bool(true) int(14) 1> initial packet leaving group bool(true) int(20) int(14) 2> unicast packet re-joining group bool(true) int(42) int(12) 3> mcast packet blocking source bool(true) int(31) int(14) 4> unicast packet unblocking source bool(true) int(27) 5> mcast packet from 127.0.0.1 leaving group bool(true) int(20) int(14) 6> unicast packet joining source group bool(true) int(27) 7> mcast packet from 127.0.0.1 leaving source group bool(true) int(20) int(14) 8> unicast packet