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--TEST--
Multicast support: IPv4 send options with unusual values
--SKIPIF--
<?php
if (!extension_loaded('sockets')) {
die('skip sockets extension not available.');
}
if (socket_set_option($s, $level, IP_MULTICAST_IF, 1) === false) {
die("skip interface 1 either doesn't exist or has no ipv4 address");
}
--FILE--
<?php
$domain = AF_INET;
$level = IPPROTO_IP;
$s = socket_create($domain, SOCK_DGRAM, SOL_UDP) or die("err");
echo "Setting IP_MULTICAST_LOOP with 256\n";
//if we had a simple cast to unsigned char, this would be the same as 0
$r = socket_set_option($s, $level, IP_MULTICAST_LOOP, 256);
var_dump($r);
$r = socket_get_option($s, $level, IP_MULTICAST_LOOP);
var_dump($r);
echo "\n";
echo "Setting IP_MULTICAST_LOOP with false\n";
//should convert to (unsigned char)0
$r = socket_set_option($s, $level, IP_MULTICAST_LOOP, false);
var_dump($r);
$r = socket_get_option($s, $level, IP_MULTICAST_LOOP);
var_dump($r);
echo "\n";
echo "Setting IP_MULTICAST_TTL with 256\n";
//if we had a simple cast to unsigned char, this would be the same as 0
$r = socket_set_option($s, $level, IP_MULTICAST_TTL, 256);
var_dump($r);
$r = socket_get_option($s, $level, IP_MULTICAST_TTL);
var_dump($r);
echo "\n";
echo "Setting IP_MULTICAST_TTL with \"254\"\n";
$r = socket_set_option($s, $level, IP_MULTICAST_TTL, "254");
var_dump($r);
$r = socket_get_option($s, $level, IP_MULTICAST_TTL);
var_dump($r);
echo "\n";
echo "Setting IP_MULTICAST_TTL with -1\n";
//should give error, not be the same as 255
$r = socket_set_option($s, $level, IP_MULTICAST_TTL, -1);
var_dump($r);
$r = socket_get_option($s, $level, IP_MULTICAST_TTL);
var_dump($r);
echo "\n";
--EXPECTF--
Setting IP_MULTICAST_LOOP with 256
bool(true)
int(1)
Setting IP_MULTICAST_LOOP with false
bool(true)
int(0)
Setting IP_MULTICAST_TTL with 256
Warning: socket_set_option(): Expected a value between 0 and 255 in %s on line %d
bool(false)
int(1)
Setting IP_MULTICAST_TTL with "254"
bool(true)
int(254)
Setting IP_MULTICAST_TTL with -1
Warning: socket_set_option(): Expected a value between 0 and 255 in %s on line %d
bool(false)
int(254)
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