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🗂️ simple

Path: big/SRC/php-8.4.5/ext/sockets/tests/

✏️ Editing: mcast_ipv4_send_error.phpt

--TEST--
Multicast support: IPv4 send options with unusual values
--EXTENSIONS--
sockets
--SKIPIF--
<?php

$domain = AF_INET;
$level = IPPROTO_IP;
$s = socket_create($domain, SOCK_DGRAM, SOL_UDP);
if ($s === false) {
    die("skip unable to create socket");
}
if (socket_set_option($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
try {
    $r = socket_set_option($s, $level, IP_MULTICAST_TTL, 256);
    var_dump($r);
} catch (\ValueError $e) {
    echo $e->getMessage() . \PHP_EOL;
}
$r = socket_get_option($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
try {
    $r = socket_set_option($s, $level, IP_MULTICAST_TTL, -1);
    var_dump($r);
} catch (\ValueError $e) {
    echo $e->getMessage() . \PHP_EOL;
}
$r = socket_get_option($s, $level, IP_MULTICAST_TTL);
var_dump($r);
echo "\n";
?>
--EXPECT--
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
socket_set_option(): Argument #4 ($value) must be between 0 and 255
int(1)

Setting IP_MULTICAST_TTL with "254"
bool(true)
int(254)

Setting IP_MULTICAST_TTL with -1
socket_set_option(): Argument #4 ($value) must be between 0 and 255
int(254)

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