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files >> //proc/thread-self/root/proc/thread-self/root/usr/local/lsws/admin/misc/genjCryptionKeyPair.php
<?php require_once('../html/classes/jCryption.php') ; /** * RSAKeyImport * * PHP versions 4 and 5 * * LICENSE: This source file is subject to version 3.0 of the PHP license * that is available through the world-wide-web at the following URI: * http://www.php.net/license/3_0.txt. If you did not receive a copy of * the PHP License and are unable to obtain it through the web, please * send a note to license@php.net so we can mail you a copy immediately. * * Many of the functions in this class are from the PEAR Crypt_RSA package ... * So most of the credits goes to the original creator of this package Alexander Valyalkin * you can get the package under http://pear.php.net/package/Crypt_RSA * * This is just a simplified extraction for the PEM key import functionality and requires bcmath. * * @author Lite Speed Technologies <info@litespeedtech.com> * @copyright 2009 Lite Speed Technologies * @license http://www.php.net/license/3_0.txt PHP License 3.0 * @version 1.0.0 */ class RSAKeyImport { public static function bin2int( $str ) { $result = '0' ; $n = strlen($str) ; do { $result = bcadd(bcmul($result, '256'), ord($str{ -- $n})) ; } while ( $n > 0 ) ; return $result ; } public static function fromPEMString( $str ) { // search for base64-encoded private key if ( ! preg_match('/-----BEGIN RSA PRIVATE KEY-----([^-]+)-----END RSA PRIVATE KEY-----/', $str, $matches) ) { echo ("can't find RSA private key in the string [{$str}]") ; return false ; } // parse private key. It is ASN.1-encoded $str = base64_decode($matches[1]) ; $pos = 0 ; $tmp = RSAKeyImport::_ASN1Parse($str, $pos) ; if ( $tmp == false ) return false ; if ( $tmp['tag'] != 0x10 ) { echo "Expected 0x10 (SEQUENCE) wrong ASN tag value: " . $tmp['tag'] ; return false ; } // parse ASN.1 SEQUENCE for RSA private key $attr_names = array( 'version', 'n', 'e', 'd', 'p', 'q', 'dmp1', 'dmq1', 'iqmp' ) ; $n = sizeof($attr_names) ; $rsa_attrs = array() ; for ( $i = 0 ; $i < $n ; $i ++ ) { $tmp = RSAKeyImport::_ASN1ParseInt($str, $pos) ; if ( $tmp === false ) { echo "fail to parse int" ; return false ; } $attr = $attr_names[$i] ; $rsa_attrs[$attr] = $tmp ; } return $rsa_attrs ; } public static function _ASN1Parse( $str, &$pos ) { $max_pos = strlen($str) ; if ( $max_pos < 2 ) { echo ("ASN.1 string too short") ; return false ; } // get ASN.1 tag value $tag = ord($str[$pos ++]) & 0x1f ; if ( $tag == 0x1f ) { $tag = 0 ; do { $n = ord($str[$pos ++]) ; $tag <<= 7 ; $tag |= $n & 0x7f ; } while ( ($n & 0x80) && $pos < $max_pos ) ; } if ( $pos >= $max_pos ) { echo("ASN.1 string too short") ; return false ; } // get ASN.1 object length $len = ord($str[$pos ++]) ; if ( $len & 0x80 ) { $n = $len & 0x1f ; $len = 0 ; while ( $n -- && $pos < $max_pos ) { $len <<= 8 ; $len |= ord($str[$pos ++]) ; } } if ( $pos >= $max_pos || $len > $max_pos - $pos ) { echo ("ASN.1 string too short") ; return false ; } // get string value of ASN.1 object $str = substr($str, $pos, $len) ; return array( 'tag' => $tag, 'str' => $str, ) ; } public static function _ASN1ParseInt( $str, &$pos ) { $tmp = RSAKeyImport::_ASN1Parse($str, $pos) ; if ( $tmp == false ) { return false ; } if ( $tmp['tag'] != 0x02 ) { echo "Expected 0x02 (INTEGER) wrong ASN tag value: " . $tmp['tag'] ; return false ; } $pos += strlen($tmp['str']) ; return strrev($tmp['str']) ; } public static function dec2string( $decimal, $base ) { $string = null ; $base = (int) $base ; if ( $base < 2 | $base > 36 | $base == 10 ) { echo 'BASE must be in the range 2-9 or 11-36' ; exit ; } $charset = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ' ; $charset = substr($charset, 0, $base) ; do { $remainder = bcmod($decimal, $base) ; $char = substr($charset, $remainder, 1) ; $string = "$char$string" ; $decimal = bcdiv(bcsub($decimal, $remainder), $base) ; } while ( $decimal > 0 ) ; return strtolower($string) ; } public static function import_and_convert( $pem_filename ) { $str1 = file_get_contents($pem_filename) ; if ( $str1 == false ) { echo "failed to open file $pem_filename" ; return false ; } $attrs = RSAKeyImport::fromPEMString($str1) ; if ( $attrs == false ) { echo "failed to parse $pem_filename" ; return false ; } $n_int = RSAKeyImport::bin2int($attrs['n']) ; $d_int = RSAKeyImport::bin2int($attrs['d']) ; $e_int = RSAKeyImport::bin2int($attrs['e']) ; $e_hex = RSAKeyImport::dec2string($e_int, 16) ; $n_hex = RSAKeyImport::dec2string($n_int, 16) ; $mykeys = array( 'e_hex' => $e_hex, 'n_hex' => $n_hex, 'd_int' => $d_int, 'n_int' => $n_int ) ; return $mykeys ; } } ## main # openssl genrsa -out key.pem 512 $mykeys = NULL ; if ( isset($argv[1]) ) { $pemfile = $argv[1] ; $mykeys = RSAKeyImport::import_and_convert($pemfile) ; } if ( $mykeys == FALSE ) { echo "Using php to generate keys, please be patient ... \n" ; $keyLength = 512 ; $jCryption = new jCryption() ; $keys = $jCryption->generateKeypair($keyLength) ; $e_hex = $jCryption->dec2string($keys['e'], 16) ; $n_hex = $jCryption->dec2string($keys['n'], 16) ; $mykeys = array( 'e_hex' => $e_hex, 'n_hex' => $n_hex, 'd_int' => $keys['d'], 'n_int' => $keys['n'] ) ; } $keyfile = '../conf/jcryption_keypair' ; $serialized_str = serialize($mykeys) ; $result = file_put_contents($keyfile, $serialized_str) ; chmod($keyfile, 0600) ; if ( $result == TRUE ) exit(0) ; else exit(1) ; ?>
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