forked from halo-battle/game
dd61d3b66b
Corrige un doublons laissé par le rebase semi-manuel Ajout d'une étape de linting dans DroneCi Fix linting Co-authored-by: Nigel Sheldon <nigelsheldon@live.fr> Reviewed-on: https://gitea.nemunai.re/halo-battle/game/pulls/3
113 lines
2.6 KiB
PHP
113 lines
2.6 KiB
PHP
<?php
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function hexstr($var)
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{
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return pack('H*', $var);
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}
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function strhex($var)
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{
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return @array_shift(unpack('H*', $var));
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}
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function bitstr($var)
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{
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$r = null;
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for ($i = 0; $i < strlen($var); $i += 8) {
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$r .= chr(bindec(substr($var, $i, 8)));
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}
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return $r;
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}
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function bithex($var)
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{
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$r = null;
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for ($i = 0; $i < strlen($var); $i += 4) {
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$r .= base_convert(substr($var, $i, 4), 2, 16);
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}
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return $r;
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}
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function cxor($msg, $cle)
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{
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$xor = null;
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for ($i = 0; $i < strlen($msg);$i++) {
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$xor .= substr($msg, $i, 1) ^ substr($cle, $i % strlen($cle), 1);
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}
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return $xor;
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}
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function random($l=128)
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{
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$r = null;
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for ($i = 1;$i <= $l/128 && $l/128 <= 32; $i++) {
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$var = time().microtime().mt_rand().md5(time()).md5(microtime()).md5(mt_rand()).sha1(time()).sha1(microtime()).sha1(mt_rand());
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$r .= md5(cxor(md5($var, true), sha1($var, true)));
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}
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return $r;
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}
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function uniquehash($var, $length=128, $raw=false)
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{
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$hashs = array('tiger192,4','haval256,5','md5','snefru','gost','ripemd160','whirlpool');
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$r = hash('sha512', $var, true);
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foreach ($hashs as $algo) {
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$r = cxor(strrev($r), hash($algo, strrev($r), true));
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}
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if ($length % 8 == 0 && $length >=128 && $length <= 512) {
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$r = substr($r, 0, $length/8);
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}
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if (!$raw) {
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$r = strhex($r);
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}
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return $r;
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}
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function temphash($var, $length=128, $raw=false)
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{
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if (!$val = Cache::read('_temphash')) {
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Cache::set('_temphash', $val = hexstr(random()));
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}
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return uniquehash(cxor($var, $val), $length, $raw);
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}
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function decode_ip($int_ip)
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{
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$hexipbang = explode('.', chunk_split($int_ip, 2, '.'));
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return hexdec($hexipbang[0]). '.' . hexdec($hexipbang[1]) . '.' . hexdec($hexipbang[2]) . '.' . hexdec($hexipbang[3]);
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}
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function encode_ip($dotquad_ip=false)
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{
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if (!$dotquad_ip) {
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$dotquad_ip = $_SERVER['REMOTE_ADDR'];
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}
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$ip_sep = explode('.', $dotquad_ip);
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if (empty($ip_sep[3])) {
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$ip_sep = explode('.', "127.0.0.1");
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}
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return sprintf('%02x%02x%02x%02x', $ip_sep[0], $ip_sep[1], $ip_sep[2], $ip_sep[3]);
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}
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function url($string, $external=false)
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{
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if ($external) {
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return htmlspecialchars($string);
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}
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global $VAR;
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if (!empty($VAR['rewrite_url'])) {
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$masque = $VAR['rewrite_url']['masque'];
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$replace = $VAR['rewrite_url']['replace'];
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$var = preg_replace($masque, $replace, $string);
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return htmlspecialchars($var);
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} else {
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return htmlspecialchars($string);
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}
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}
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