本文整理汇总了PHP中Zend_Crypt_Hmac::_packFormat方法的典型用法代码示例。如果您正苦于以下问题：PHP Zend_Crypt_Hmac::_packFormat方法的具体用法？PHP Zend_Crypt_Hmac::_packFormat怎么用？PHP Zend_Crypt_Hmac::_packFormat使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Zend_Crypt_Hmac的用法示例。
在下文中一共展示了Zend_Crypt_Hmac::_packFormat方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的PHP代码示例。
示例1: _setHashAlgorithm
/**
* Setter for the hash method. Supports md5() and sha1() functions, and if
* available the hashing algorithms supported by the hash() PHP5 function.
*
* @param string $hash
* @return Zend_Crypt_Hmac
*/
protected static function _setHashAlgorithm($hash)
{
if (!isset($hash) || empty($hash)) {
require_once 'Zend/Crypt/Hmac/Exception.php';
throw new Zend_Crypt_Hmac_Exception('provided hash string is null or empty');
}
$hash = strtolower($hash);
if (isset(self::$_hashPackFormats[$hash])) {
self::$_packFormat = self::$_hashPackFormats[$hash];
}
$hashSupported = false;
if (function_exists('hash_algos') && in_array($hash, hash_algos())) {
$hashSupported = true;
}
if ($hashSupported === false && function_exists('mhash') && in_array($hash, self::$_supportedAlgosMhash)) {
$hashSupported = true;
}
if ($hashSupported === false && function_exists($hash)) {
$hashSupported = true;
}
if ($hashSupported === false) {
require_once 'Zend/Crypt/Hmac/Exception.php';
throw new Zend_Crypt_Hmac_Exception('hash algorithm provided is not supported on this PHP installation; please enable the hash or mhash extensions');
}
self::$_hashAlgorithm = $hash;
}