56 lines
1.4 KiB
PHP
56 lines
1.4 KiB
PHP
<?php
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/**
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* Testing the untestable - Session ID generation
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*/
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class ReferenceSessionIdHashes
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{
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// Session ID hashes
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protected static $sidHashes = null;
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/**
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* Generates session ID hashes for all algorithms & bit representations
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*/
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public static function genAllHashes()
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{
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foreach (hash_algos() as $algo) {
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self::$sidHashes[$algo] = array();
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foreach (array(4, 5, 6) as $bpc) {
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self::$sidHashes[$algo][$bpc] = self::genSidHash($algo, $bpc);
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}
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}
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}
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/**
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* Generates a session ID for a given hash algorithm and bit representation
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*
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* @param string $function name of the hash function
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* @param int $bits_per_character representation type
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*
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* @return string the generated session ID
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*/
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protected static function genSidHash($function, $bits_per_character)
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{
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if (session_id()) {
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session_destroy();
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}
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ini_set('session.hash_function', $function);
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ini_set('session.hash_bits_per_character', $bits_per_character);
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session_start();
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return session_id();
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}
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/**
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* Returns the reference hash array
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*
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* @return array session IDs generated for all available algorithms and bit
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* representations
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*/
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public static function getHashes()
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{
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return self::$sidHashes;
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}
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}
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