38 lines
860 B
Plaintext
38 lines
860 B
Plaintext
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#!/usr/bin/php
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<?php
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require_once __DIR__.'/../include/const';
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/* [1] Fetch necessary data
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=========================================================*/
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/* (1) Fetch secret file */
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$secret = @file_get_contents(SECRET_CONF);
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/* (2) Check secret file format */
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if( !is_string($secret) || !preg_match("/^(.{".SECRET_SIZE."}):(\d+)$/", $secret, $match) )
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die(127);
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/* (3) Extract data for hashing from @secret */
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$key = (string) $match[1];
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$depth = (int) $match[2];
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/* (4) Die if not token not changed */
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if( $depth < 1000 )
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die(0);
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/* [2] If hash have just been created (original depth = 1000)
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=========================================================*/
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/* (1) Return new hash */
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$newhash = $key;
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/* (2) Hash @depth times = 1000 */
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for( $d = 0 ; $d < 1000 ; $d++ )
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$newhash = hash('sha512', $newhash);
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die($newhash);
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?>
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