本文整理匯總了PHP中str2long函數的典型用法代碼示例。如果您正苦於以下問題：PHP str2long函數的具體用法？PHP str2long怎麽用？PHP str2long使用的例子？那麽, 這裏精選的函數代碼示例或許可以為您提供幫助。
在下文中一共展示了str2long函數的4個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的PHP代碼示例。
示例1: xxtea_decrypt
function xxtea_decrypt($str, $key) {
if ($str == "") {
return "";
}
$v = str2long($str, false);
$k = str2long($key, false);
if (count($k) < 4) {
for ($i = count($k); $i < 4; $i++) {
$k[$i] = 0;
}
}
$n = count($v) - 1;
$z = $v[$n];
$y = $v[0];
$delta = 0x9E3779B9;
$q = floor(6 + 52 / ($n + 1));
$sum = int32($q * $delta);
while ($sum != 0) {
$e = $sum >> 2 & 3;
for ($p = $n; $p > 0; $p--) {
$z = $v[$p - 1];
$mx = int32((($z >> 5 & 0x07ffffff) ^ $y << 2) + (($y >> 3 & 0x1fffffff) ^ $z << 4)) ^ int32(($sum ^ $y) + ($k[$p & 3 ^ $e] ^ $z));
$y = $v[$p] = int32($v[$p] - $mx);
}
$z = $v[$n];
$mx = int32((($z >> 5 & 0x07ffffff) ^ $y << 2) + (($y >> 3 & 0x1fffffff) ^ $z << 4)) ^ int32(($sum ^ $y) + ($k[$p & 3 ^ $e] ^ $z));
$y = $v[0] = int32($v[0] - $mx);
$sum = int32($sum - $delta);
}
return long2str($v, true);
}示例2: decrypt_string
/** Decipher
* @param string binary cipher
* @param string
* @return string plain-text password
*/
function decrypt_string($str, $key)
{
if ($str == "") {
return "";
}
$key = array_values(unpack("V*", pack("H*", md5($key))));
$v = str2long($str, false);
$n = count($v) - 1;
$z = $v[$n];
$y = $v[0];
$q = floor(6 + 52 / ($n + 1));
$sum = int32($q * 0x9e3779b9);
while ($sum) {
$e = $sum >> 2 & 3;
for ($p = $n; $p > 0; $p--) {
$z = $v[$p - 1];
$mx = xxtea_mx($z, $y, $sum, $key[$p & 3 ^ $e]);
$y = int32($v[$p] - $mx);
$v[$p] = $y;
}
$z = $v[$n];
$mx = xxtea_mx($z, $y, $sum, $key[$p & 3 ^ $e]);
$y = int32($v[0] - $mx);
$v[0] = $y;
$sum = int32($sum - 0x9e3779b9);
}
return long2str($v, true);
}示例3: parse_workbook
//.........這裏部分代碼省略.........
}
}
if ($biff_ver < 5) {
return 8;
}
$ptr = 0;
$this->worksheet['offset'] = array();
$this->worksheet['options'] = array();
$this->worksheet['unicode'] = array();
$this->worksheet['name'] = array();
$this->worksheet['data'] = array();
$this->format = $this->populateFormat();
$this->fonts = array();
$this->fonts[0] = ExcelFont::basicFontRecord();
$this->xf = array();
$this->xf['format'] = array();
$this->xf['font'] = array();
$this->xf['type_prot'] = array();
$this->xf['alignment'] = array();
$this->xf['decoration'] = array();
$xf_cnt = 0;
$this->sst['unicode'] = array();
$this->sst['data'] = array();
$opcode = 0;
$sst_defined = false;
$wblen = strlen($wb);
while (ord($wb[$ptr]) != 0xa && $ptr < $wblen) {
$oc = ord($wb[$ptr]) + 256 * ord($wb[$ptr + 1]);
if ($oc != 0x3c) {
$opcode = $oc;
}
switch ($opcode) {
case 0x85:
$ofs = str2long(substr($wb, $ptr + 4, 4));
$this->worksheet['offset'][] = $ofs;
$this->worksheet['options'][] = ord($wb[$ptr + 8]) + 256 * ord($wb[$ptr + 9]);
if ($biff_ver == 8) {
$len = ord($wb[$ptr + 10]);
if ((ord($wb[$ptr + 11]) & 1) > 0) {
$this->worksheet['unicode'][] = true;
$len = $len * 2;
} else {
$this->worksheet['unicode'][] = false;
}
$this->worksheet['name'][] = substr($wb, $ptr + 12, $len);
} else {
$this->worksheet['unicode'][] = false;
$len = ord($wb[$ptr + 10]);
$this->worksheet['name'][] = substr($wb, $ptr + 11, $len);
}
$pws = $this->parse_worksheet(substr($wb, $ofs));
if (is_array($pws)) {
$this->worksheet['data'][] = $pws;
} else {
return $pws;
}
break;
// Format
// Format
case 0x41e:
$fidx = ord($wb[$ptr + 4]) + 256 * ord($wb[$ptr + 5]);
if ($fidx < 0x31 || $fidx == 0x31) {
break;
} elseif ($biff_ver > 7) {
$this->format[$fidx] = $this->getUnicodeString($wb, $ptr + 6);
}示例4: TEAdecrypt
function TEAdecrypt($str, $key = EW_RANDOM_KEY)
{
$str = ew_UrlDecode($str);
if ($str == "") {
return "";
}
$v = str2long($str, false);
$k = str2long($key, false);
$cntk = count($k);
if ($cntk < 4) {
for ($i = $cntk; $i < 4; $i++) {
$k[$i] = 0;
}
}
$n = count($v) - 1;
$z = $v[$n];
$y = $v[0];
$delta = 0.0;
$q = floor(6 + 52 / ($n + 1));
$sum = int32($q * $delta);
while ($sum != 0) {
$e = $sum >> 2 & 3;
for ($p = $n; $p > 0; $p--) {
$z = $v[$p - 1];
$mx = int32(($z >> 5 & 0x7ffffff ^ $y << 2) + ($y >> 3 & 0x1fffffff ^ $z << 4)) ^ int32(($sum ^ $y) + ($k[$p & 3 ^ $e] ^ $z));
$y = $v[$p] = int32($v[$p] - $mx);
}
$z = $v[$n];
$mx = int32(($z >> 5 & 0x7ffffff ^ $y << 2) + ($y >> 3 & 0x1fffffff ^ $z << 4)) ^ int32(($sum ^ $y) + ($k[$p & 3 ^ $e] ^ $z));
$y = $v[0] = int32($v[0] - $mx);
$sum = int32($sum - $delta);
}
return long2str($v, true);
}