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charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - * - * @category Crypt - * @package Crypt_AES - * @author Jim Wigginton - * @copyright MMVIII Jim Wigginton - * @license http://www.opensource.org/licenses/mit-license.html MIT License - * @version $Id: AES.php,v 1.7 2010/02/09 06:10:25 terrafrost Exp $ - * @link http://phpseclib.sourceforge.net - */ - -/** - * Include Crypt_Rijndael - */ -if (!class_exists('Crypt_Rijndael')) { - require_once 'Rijndael.php'; -} - -/**#@+ - * @access public - * @see Crypt_AES::encrypt() - * @see Crypt_AES::decrypt() - */ -/** - * Encrypt / decrypt using the Counter mode. - * - * Set to -1 since that's what Crypt/Random.php uses to index the CTR mode. - * - * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Counter_.28CTR.29 - */ -define('CRYPT_AES_MODE_CTR', -1); -/** - * Encrypt / decrypt using the Electronic Code Book mode. - * - * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Electronic_codebook_.28ECB.29 - */ -define('CRYPT_AES_MODE_ECB', 1); -/** - * Encrypt / decrypt using the Code Book Chaining mode. - * - * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Cipher-block_chaining_.28CBC.29 - */ -define('CRYPT_AES_MODE_CBC', 2); -/** - * Encrypt / decrypt using the Cipher Feedback mode. - * - * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Cipher_feedback_.28CFB.29 - */ -define('CRYPT_AES_MODE_CFB', 3); -/** - * Encrypt / decrypt using the Cipher Feedback mode. - * - * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Output_feedback_.28OFB.29 - */ -define('CRYPT_AES_MODE_OFB', 4); -/**#@-*/ - -/**#@+ - * @access private - * @see Crypt_AES::Crypt_AES() - */ -/** - * Toggles the internal implementation - */ -define('CRYPT_AES_MODE_INTERNAL', 1); -/** - * Toggles the mcrypt implementation - */ -define('CRYPT_AES_MODE_MCRYPT', 2); -/**#@-*/ - -/** - * Pure-PHP implementation of AES. - * - * @author Jim Wigginton - * @version 0.1.0 - * @access public - * @package Crypt_AES - */ -class Crypt_AES extends Crypt_Rijndael { - /** - * mcrypt resource for encryption - * - * The mcrypt resource can be recreated every time something needs to be created or it can be created just once. - * Since mcrypt operates in continuous mode, by default, it'll need to be recreated when in non-continuous mode. - * - * @see Crypt_AES::encrypt() - * @var String - * @access private - */ - var $enmcrypt; - - /** - * mcrypt resource for decryption - * - * The mcrypt resource can be recreated every time something needs to be created or it can be created just once. - * Since mcrypt operates in continuous mode, by default, it'll need to be recreated when in non-continuous mode. - * - * @see Crypt_AES::decrypt() - * @var String - * @access private - */ - var $demcrypt; - - /** - * mcrypt resource for CFB mode - * - * @see Crypt_AES::encrypt() - * @see Crypt_AES::decrypt() - * @var String - * @access private - */ - var $ecb; - - /** - * Default Constructor. - * - * Determines whether or not the mcrypt extension should be used. $mode should only, at present, be - * CRYPT_AES_MODE_ECB or CRYPT_AES_MODE_CBC. If not explictly set, CRYPT_AES_MODE_CBC will be used. - * - * @param optional Integer $mode - * @return Crypt_AES - * @access public - */ - function Crypt_AES($mode = CRYPT_AES_MODE_CBC) - { - if ( !defined('CRYPT_AES_MODE') ) { - switch (true) { - case extension_loaded('mcrypt') && in_array('rijndael-128', mcrypt_list_algorithms()): - define('CRYPT_AES_MODE', CRYPT_AES_MODE_MCRYPT); - break; - default: - define('CRYPT_AES_MODE', CRYPT_AES_MODE_INTERNAL); - } - } - - switch ( CRYPT_AES_MODE ) { - case CRYPT_AES_MODE_MCRYPT: - switch ($mode) { - case CRYPT_AES_MODE_ECB: - $this->paddable = true; - $this->mode = MCRYPT_MODE_ECB; - break; - case CRYPT_AES_MODE_CTR: - // ctr doesn't have a constant associated with it even though it appears to be fairly widely - // supported. in lieu of knowing just how widely supported it is, i've, for now, opted not to - // include a compatibility layer. the layer has been implemented but, for now, is commented out. - $this->mode = 'ctr'; - //$this->mode = in_array('ctr', mcrypt_list_modes()) ? 'ctr' : CRYPT_AES_MODE_CTR; - break; - case CRYPT_AES_MODE_CFB: - $this->mode = 'ncfb'; - break; - case CRYPT_AES_MODE_OFB: - $this->mode = MCRYPT_MODE_NOFB; - break; - case CRYPT_AES_MODE_CBC: - default: - $this->paddable = true; - $this->mode = MCRYPT_MODE_CBC; - } - - $this->debuffer = $this->enbuffer = ''; - - break; - default: - switch ($mode) { - case CRYPT_AES_MODE_ECB: - $this->paddable = true; - $this->mode = CRYPT_RIJNDAEL_MODE_ECB; - break; - case CRYPT_AES_MODE_CTR: - $this->mode = CRYPT_RIJNDAEL_MODE_CTR; - break; - case CRYPT_AES_MODE_CFB: - $this->mode = CRYPT_RIJNDAEL_MODE_CFB; - break; - case CRYPT_AES_MODE_OFB: - $this->mode = CRYPT_RIJNDAEL_MODE_OFB; - break; - case CRYPT_AES_MODE_CBC: - default: - $this->paddable = true; - $this->mode = CRYPT_RIJNDAEL_MODE_CBC; - } - } - - if (CRYPT_AES_MODE == CRYPT_AES_MODE_INTERNAL) { - parent::Crypt_Rijndael($this->mode); - } - } - - /** - * Dummy function - * - * Since Crypt_AES extends Crypt_Rijndael, this function is, technically, available, but it doesn't do anything. - * - * @access public - * @param Integer $length - */ - function setBlockLength($length) - { - return; - } - - - /** - * Sets the initialization vector. (optional) - * - * SetIV is not required when CRYPT_RIJNDAEL_MODE_ECB is being used. If not explictly set, it'll be assumed - * to be all zero's. - * - * @access public - * @param String $iv - */ - function setIV($iv) - { - parent::setIV($iv); - if ( CRYPT_AES_MODE == CRYPT_AES_MODE_MCRYPT ) { - $this->changed = true; - } - } - - /** - * Encrypts a message. - * - * $plaintext will be padded with up to 16 additional bytes. Other AES implementations may or may not pad in the - * same manner. Other common approaches to padding and the reasons why it's necessary are discussed in the following - * URL: - * - * {@link http://www.di-mgt.com.au/cryptopad.html http://www.di-mgt.com.au/cryptopad.html} - * - * An alternative to padding is to, separately, send the length of the file. This is what SSH, in fact, does. - * strlen($plaintext) will still need to be a multiple of 16, however, arbitrary values can be added to make it that - * length. - * - * @see Crypt_AES::decrypt() - * @access public - * @param String $plaintext - */ - function encrypt($plaintext) - { - if ( CRYPT_AES_MODE == CRYPT_AES_MODE_MCRYPT ) { - $changed = $this->changed; - $this->_mcryptSetup(); - /* - if ($this->mode == CRYPT_AES_MODE_CTR) { - $iv = $this->encryptIV; - $xor = mcrypt_generic($this->enmcrypt, $this->_generate_xor(strlen($plaintext), $iv)); - $ciphertext = $plaintext ^ $xor; - if ($this->continuousBuffer) { - $this->encryptIV = $iv; - } - return $ciphertext; - } - */ - // re: http://phpseclib.sourceforge.net/cfb-demo.phps - // using mcrypt's default handing of CFB the above would output two different things. using phpseclib's - // rewritten CFB implementation the above outputs the same thing twice. - if ($this->mode == 'ncfb') { - if ($changed) { - $this->ecb = mcrypt_module_open(MCRYPT_RIJNDAEL_128, '', MCRYPT_MODE_ECB, ''); - mcrypt_generic_init($this->ecb, $this->key, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"); - } - - if (strlen($this->enbuffer)) { - $ciphertext = $plaintext ^ substr($this->encryptIV, strlen($this->enbuffer)); - $this->enbuffer.= $ciphertext; - if (strlen($this->enbuffer) == 16) { - $this->encryptIV = $this->enbuffer; - $this->enbuffer = ''; - mcrypt_generic_init($this->enmcrypt, $this->key, $this->encryptIV); - } - $plaintext = substr($plaintext, strlen($ciphertext)); - } else { - $ciphertext = ''; - } - - $last_pos = strlen($plaintext) & 0xFFFFFFF0; - $ciphertext.= $last_pos ? mcrypt_generic($this->enmcrypt, substr($plaintext, 0, $last_pos)) : ''; - - if (strlen($plaintext) & 0xF) { - if (strlen($ciphertext)) { - $this->encryptIV = substr($ciphertext, -16); - } - $this->encryptIV = mcrypt_generic($this->ecb, $this->encryptIV); - $this->enbuffer = substr($plaintext, $last_pos) ^ $this->encryptIV; - $ciphertext.= $this->enbuffer; - } - - return $ciphertext; - } - - if ($this->paddable) { - $plaintext = $this->_pad($plaintext); - } - - $ciphertext = mcrypt_generic($this->enmcrypt, $plaintext); - - if (!$this->continuousBuffer) { - mcrypt_generic_init($this->enmcrypt, $this->key, $this->iv); - } - - return $ciphertext; - } - - return parent::encrypt($plaintext); - } - - /** - * Decrypts a message. - * - * If strlen($ciphertext) is not a multiple of 16, null bytes will be added to the end of the string until it is. - * - * @see Crypt_AES::encrypt() - * @access public - * @param String $ciphertext - */ - function decrypt($ciphertext) - { - if ( CRYPT_AES_MODE == CRYPT_AES_MODE_MCRYPT ) { - $changed = $this->changed; - $this->_mcryptSetup(); - /* - if ($this->mode == CRYPT_AES_MODE_CTR) { - $iv = $this->decryptIV; - $xor = mcrypt_generic($this->enmcrypt, $this->_generate_xor(strlen($ciphertext), $iv)); - $plaintext = $ciphertext ^ $xor; - if ($this->continuousBuffer) { - $this->decryptIV = $iv; - } - return $plaintext; - } - */ - if ($this->mode == 'ncfb') { - if ($changed) { - $this->ecb = mcrypt_module_open(MCRYPT_RIJNDAEL_128, '', MCRYPT_MODE_ECB, ''); - mcrypt_generic_init($this->ecb, $this->key, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"); - } - - if (strlen($this->debuffer)) { - $plaintext = $ciphertext ^ substr($this->decryptIV, strlen($this->debuffer)); - - $this->debuffer.= substr($ciphertext, 0, strlen($plaintext)); - if (strlen($this->debuffer) == 16) { - $this->decryptIV = $this->debuffer; - $this->debuffer = ''; - mcrypt_generic_init($this->demcrypt, $this->key, $this->decryptIV); - } - $ciphertext = substr($ciphertext, strlen($plaintext)); - } else { - $plaintext = ''; - } - - $last_pos = strlen($ciphertext) & 0xFFFFFFF0; - $plaintext.= $last_pos ? mdecrypt_generic($this->demcrypt, substr($ciphertext, 0, $last_pos)) : ''; - - if (strlen($ciphertext) & 0xF) { - if (strlen($plaintext)) { - $this->decryptIV = substr($ciphertext, $last_pos - 16, 16); - } - $this->decryptIV = mcrypt_generic($this->ecb, $this->decryptIV); - $this->debuffer = substr($ciphertext, $last_pos); - $plaintext.= $this->debuffer ^ $this->decryptIV; - } - - return $plaintext; - } - - if ($this->paddable) { - // we pad with chr(0) since that's what mcrypt_generic does. to quote from http://php.net/function.mcrypt-generic : - // "The data is padded with "\0" to make sure the length of the data is n * blocksize." - $ciphertext = str_pad($ciphertext, (strlen($ciphertext) + 15) & 0xFFFFFFF0, chr(0)); - } - - $plaintext = mdecrypt_generic($this->demcrypt, $ciphertext); - - if (!$this->continuousBuffer) { - mcrypt_generic_init($this->demcrypt, $this->key, $this->iv); - } - - return $this->paddable ? $this->_unpad($plaintext) : $plaintext; - } - - return parent::decrypt($ciphertext); - } - - /** - * Setup mcrypt - * - * Validates all the variables. - * - * @access private - */ - function _mcryptSetup() - { - if (!$this->changed) { - return; - } - - if (!$this->explicit_key_length) { - // this just copied from Crypt_Rijndael::_setup() - $length = strlen($this->key) >> 2; - if ($length > 8) { - $length = 8; - } else if ($length < 4) { - $length = 4; - } - $this->Nk = $length; - $this->key_size = $length << 2; - } - - switch ($this->Nk) { - case 4: // 128 - $this->key_size = 16; - break; - case 5: // 160 - case 6: // 192 - $this->key_size = 24; - break; - case 7: // 224 - case 8: // 256 - $this->key_size = 32; - } - - $this->key = str_pad(substr($this->key, 0, $this->key_size), $this->key_size, chr(0)); - $this->encryptIV = $this->decryptIV = $this->iv = str_pad(substr($this->iv, 0, 16), 16, chr(0)); - - if (!isset($this->enmcrypt)) { - $mode = $this->mode; - //$mode = $this->mode == CRYPT_AES_MODE_CTR ? MCRYPT_MODE_ECB : $this->mode; - - $this->demcrypt = mcrypt_module_open(MCRYPT_RIJNDAEL_128, '', $mode, ''); - $this->enmcrypt = mcrypt_module_open(MCRYPT_RIJNDAEL_128, '', $mode, ''); - } // else should mcrypt_generic_deinit be called? - - mcrypt_generic_init($this->demcrypt, $this->key, $this->iv); - mcrypt_generic_init($this->enmcrypt, $this->key, $this->iv); - - $this->changed = false; - } - - /** - * Encrypts a block - * - * Optimized over Crypt_Rijndael's implementation by means of loop unrolling. - * - * @see Crypt_Rijndael::_encryptBlock() - * @access private - * @param String $in - * @return String - */ - function _encryptBlock($in) - { - $state = unpack('N*word', $in); - - $Nr = $this->Nr; - $w = $this->w; - $t0 = $this->t0; - $t1 = $this->t1; - $t2 = $this->t2; - $t3 = $this->t3; - - // addRoundKey and reindex $state - $state = array( - $state['word1'] ^ $w[0][0], - $state['word2'] ^ $w[0][1], - $state['word3'] ^ $w[0][2], - $state['word4'] ^ $w[0][3] - ); - - // shiftRows + subWord + mixColumns + addRoundKey - // we could loop unroll this and use if statements to do more rounds as necessary, but, in my tests, that yields - // only a marginal improvement. since that also, imho, hinders the readability of the code, i've opted not to do it. - for ($round = 1; $round < $this->Nr; $round++) { - $state = array( - $t0[$state[0] & 0xFF000000] ^ $t1[$state[1] & 0x00FF0000] ^ $t2[$state[2] & 0x0000FF00] ^ $t3[$state[3] & 0x000000FF] ^ $w[$round][0], - $t0[$state[1] & 0xFF000000] ^ $t1[$state[2] & 0x00FF0000] ^ $t2[$state[3] & 0x0000FF00] ^ $t3[$state[0] & 0x000000FF] ^ $w[$round][1], - $t0[$state[2] & 0xFF000000] ^ $t1[$state[3] & 0x00FF0000] ^ $t2[$state[0] & 0x0000FF00] ^ $t3[$state[1] & 0x000000FF] ^ $w[$round][2], - $t0[$state[3] & 0xFF000000] ^ $t1[$state[0] & 0x00FF0000] ^ $t2[$state[1] & 0x0000FF00] ^ $t3[$state[2] & 0x000000FF] ^ $w[$round][3] - ); - - } - - // subWord - $state = array( - $this->_subWord($state[0]), - $this->_subWord($state[1]), - $this->_subWord($state[2]), - $this->_subWord($state[3]) - ); - - // shiftRows + addRoundKey - $state = array( - ($state[0] & 0xFF000000) ^ ($state[1] & 0x00FF0000) ^ ($state[2] & 0x0000FF00) ^ ($state[3] & 0x000000FF) ^ $this->w[$this->Nr][0], - ($state[1] & 0xFF000000) ^ ($state[2] & 0x00FF0000) ^ ($state[3] & 0x0000FF00) ^ ($state[0] & 0x000000FF) ^ $this->w[$this->Nr][1], - ($state[2] & 0xFF000000) ^ ($state[3] & 0x00FF0000) ^ ($state[0] & 0x0000FF00) ^ ($state[1] & 0x000000FF) ^ $this->w[$this->Nr][2], - ($state[3] & 0xFF000000) ^ ($state[0] & 0x00FF0000) ^ ($state[1] & 0x0000FF00) ^ ($state[2] & 0x000000FF) ^ $this->w[$this->Nr][3] - ); - - return pack('N*', $state[0], $state[1], $state[2], $state[3]); - } - - /** - * Decrypts a block - * - * Optimized over Crypt_Rijndael's implementation by means of loop unrolling. - * - * @see Crypt_Rijndael::_decryptBlock() - * @access private - * @param String $in - * @return String - */ - function _decryptBlock($in) - { - $state = unpack('N*word', $in); - - $Nr = $this->Nr; - $dw = $this->dw; - $dt0 = $this->dt0; - $dt1 = $this->dt1; - $dt2 = $this->dt2; - $dt3 = $this->dt3; - - // addRoundKey and reindex $state - $state = array( - $state['word1'] ^ $dw[$this->Nr][0], - $state['word2'] ^ $dw[$this->Nr][1], - $state['word3'] ^ $dw[$this->Nr][2], - $state['word4'] ^ $dw[$this->Nr][3] - ); - - - // invShiftRows + invSubBytes + invMixColumns + addRoundKey - for ($round = $this->Nr - 1; $round > 0; $round--) { - $state = array( - $dt0[$state[0] & 0xFF000000] ^ $dt1[$state[3] & 0x00FF0000] ^ $dt2[$state[2] & 0x0000FF00] ^ $dt3[$state[1] & 0x000000FF] ^ $dw[$round][0], - $dt0[$state[1] & 0xFF000000] ^ $dt1[$state[0] & 0x00FF0000] ^ $dt2[$state[3] & 0x0000FF00] ^ $dt3[$state[2] & 0x000000FF] ^ $dw[$round][1], - $dt0[$state[2] & 0xFF000000] ^ $dt1[$state[1] & 0x00FF0000] ^ $dt2[$state[0] & 0x0000FF00] ^ $dt3[$state[3] & 0x000000FF] ^ $dw[$round][2], - $dt0[$state[3] & 0xFF000000] ^ $dt1[$state[2] & 0x00FF0000] ^ $dt2[$state[1] & 0x0000FF00] ^ $dt3[$state[0] & 0x000000FF] ^ $dw[$round][3] - ); - } - - // invShiftRows + invSubWord + addRoundKey - $state = array( - $this->_invSubWord(($state[0] & 0xFF000000) ^ ($state[3] & 0x00FF0000) ^ ($state[2] & 0x0000FF00) ^ ($state[1] & 0x000000FF)) ^ $dw[0][0], - $this->_invSubWord(($state[1] & 0xFF000000) ^ ($state[0] & 0x00FF0000) ^ ($state[3] & 0x0000FF00) ^ ($state[2] & 0x000000FF)) ^ $dw[0][1], - $this->_invSubWord(($state[2] & 0xFF000000) ^ ($state[1] & 0x00FF0000) ^ ($state[0] & 0x0000FF00) ^ ($state[3] & 0x000000FF)) ^ $dw[0][2], - $this->_invSubWord(($state[3] & 0xFF000000) ^ ($state[2] & 0x00FF0000) ^ ($state[1] & 0x0000FF00) ^ ($state[0] & 0x000000FF)) ^ $dw[0][3] - ); - - return pack('N*', $state[0], $state[1], $state[2], $state[3]); - } -} - -// vim: ts=4:sw=4:et: -// vim6: fdl=1: -?> + + * setKey('abcdefghijklmnop'); + * + * $size = 10 * 1024; + * $plaintext = ''; + * for ($i = 0; $i < $size; $i++) { + * $plaintext.= 'a'; + * } + * + * echo $aes->decrypt($aes->encrypt($plaintext)); + * ?> + * + * + * LICENSE: Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + * + * @category Crypt + * @package Crypt_AES + * @author Jim Wigginton + * @copyright MMVIII Jim Wigginton + * @license http://www.opensource.org/licenses/mit-license.html MIT License + * @version $Id: AES.php,v 1.7 2010/02/09 06:10:25 terrafrost Exp $ + * @link http://phpseclib.sourceforge.net + */ + +/** + * Include Crypt_Rijndael + */ +if (!class_exists('Crypt_Rijndael')) { + require_once 'Rijndael.php'; +} + +/**#@+ + * @access public + * @see Crypt_AES::encrypt() + * @see Crypt_AES::decrypt() + */ +/** + * Encrypt / decrypt using the Counter mode. + * + * Set to -1 since that's what Crypt/Random.php uses to index the CTR mode. + * + * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Counter_.28CTR.29 + */ +define('CRYPT_AES_MODE_CTR', -1); +/** + * Encrypt / decrypt using the Electronic Code Book mode. + * + * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Electronic_codebook_.28ECB.29 + */ +define('CRYPT_AES_MODE_ECB', 1); +/** + * Encrypt / decrypt using the Code Book Chaining mode. + * + * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Cipher-block_chaining_.28CBC.29 + */ +define('CRYPT_AES_MODE_CBC', 2); +/** + * Encrypt / decrypt using the Cipher Feedback mode. + * + * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Cipher_feedback_.28CFB.29 + */ +define('CRYPT_AES_MODE_CFB', 3); +/** + * Encrypt / decrypt using the Cipher Feedback mode. + * + * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Output_feedback_.28OFB.29 + */ +define('CRYPT_AES_MODE_OFB', 4); +/**#@-*/ + +/**#@+ + * @access private + * @see Crypt_AES::Crypt_AES() + */ +/** + * Toggles the internal implementation + */ +define('CRYPT_AES_MODE_INTERNAL', 1); +/** + * Toggles the mcrypt implementation + */ +define('CRYPT_AES_MODE_MCRYPT', 2); +/**#@-*/ + +/** + * Pure-PHP implementation of AES. + * + * @author Jim Wigginton + * @version 0.1.0 + * @access public + * @package Crypt_AES + */ +class Crypt_AES extends Crypt_Rijndael { + /** + * mcrypt resource for encryption + * + * The mcrypt resource can be recreated every time something needs to be created or it can be created just once. + * Since mcrypt operates in continuous mode, by default, it'll need to be recreated when in non-continuous mode. + * + * @see Crypt_AES::encrypt() + * @var String + * @access private + */ + var $enmcrypt; + + /** + * mcrypt resource for decryption + * + * The mcrypt resource can be recreated every time something needs to be created or it can be created just once. + * Since mcrypt operates in continuous mode, by default, it'll need to be recreated when in non-continuous mode. + * + * @see Crypt_AES::decrypt() + * @var String + * @access private + */ + var $demcrypt; + + /** + * mcrypt resource for CFB mode + * + * @see Crypt_AES::encrypt() + * @see Crypt_AES::decrypt() + * @var String + * @access private + */ + var $ecb; + + /** + * Default Constructor. + * + * Determines whether or not the mcrypt extension should be used. $mode should only, at present, be + * CRYPT_AES_MODE_ECB or CRYPT_AES_MODE_CBC. If not explictly set, CRYPT_AES_MODE_CBC will be used. + * + * @param optional Integer $mode + * @return Crypt_AES + * @access public + */ + function Crypt_AES($mode = CRYPT_AES_MODE_CBC) + { + if ( !defined('CRYPT_AES_MODE') ) { + switch (true) { + case extension_loaded('mcrypt') && in_array('rijndael-128', mcrypt_list_algorithms()): + define('CRYPT_AES_MODE', CRYPT_AES_MODE_MCRYPT); + break; + default: + define('CRYPT_AES_MODE', CRYPT_AES_MODE_INTERNAL); + } + } + + switch ( CRYPT_AES_MODE ) { + case CRYPT_AES_MODE_MCRYPT: + switch ($mode) { + case CRYPT_AES_MODE_ECB: + $this->paddable = true; + $this->mode = MCRYPT_MODE_ECB; + break; + case CRYPT_AES_MODE_CTR: + // ctr doesn't have a constant associated with it even though it appears to be fairly widely + // supported. in lieu of knowing just how widely supported it is, i've, for now, opted not to + // include a compatibility layer. the layer has been implemented but, for now, is commented out. + $this->mode = 'ctr'; + //$this->mode = in_array('ctr', mcrypt_list_modes()) ? 'ctr' : CRYPT_AES_MODE_CTR; + break; + case CRYPT_AES_MODE_CFB: + $this->mode = 'ncfb'; + break; + case CRYPT_AES_MODE_OFB: + $this->mode = MCRYPT_MODE_NOFB; + break; + case CRYPT_AES_MODE_CBC: + default: + $this->paddable = true; + $this->mode = MCRYPT_MODE_CBC; + } + + $this->debuffer = $this->enbuffer = ''; + + break; + default: + switch ($mode) { + case CRYPT_AES_MODE_ECB: + $this->paddable = true; + $this->mode = CRYPT_RIJNDAEL_MODE_ECB; + break; + case CRYPT_AES_MODE_CTR: + $this->mode = CRYPT_RIJNDAEL_MODE_CTR; + break; + case CRYPT_AES_MODE_CFB: + $this->mode = CRYPT_RIJNDAEL_MODE_CFB; + break; + case CRYPT_AES_MODE_OFB: + $this->mode = CRYPT_RIJNDAEL_MODE_OFB; + break; + case CRYPT_AES_MODE_CBC: + default: + $this->paddable = true; + $this->mode = CRYPT_RIJNDAEL_MODE_CBC; + } + } + + if (CRYPT_AES_MODE == CRYPT_AES_MODE_INTERNAL) { + parent::Crypt_Rijndael($this->mode); + } + } + + /** + * Dummy function + * + * Since Crypt_AES extends Crypt_Rijndael, this function is, technically, available, but it doesn't do anything. + * + * @access public + * @param Integer $length + */ + function setBlockLength($length) + { + return; + } + + + /** + * Sets the initialization vector. (optional) + * + * SetIV is not required when CRYPT_RIJNDAEL_MODE_ECB is being used. If not explictly set, it'll be assumed + * to be all zero's. + * + * @access public + * @param String $iv + */ + function setIV($iv) + { + parent::setIV($iv); + if ( CRYPT_AES_MODE == CRYPT_AES_MODE_MCRYPT ) { + $this->changed = true; + } + } + + /** + * Encrypts a message. + * + * $plaintext will be padded with up to 16 additional bytes. Other AES implementations may or may not pad in the + * same manner. Other common approaches to padding and the reasons why it's necessary are discussed in the following + * URL: + * + * {@link http://www.di-mgt.com.au/cryptopad.html http://www.di-mgt.com.au/cryptopad.html} + * + * An alternative to padding is to, separately, send the length of the file. This is what SSH, in fact, does. + * strlen($plaintext) will still need to be a multiple of 16, however, arbitrary values can be added to make it that + * length. + * + * @see Crypt_AES::decrypt() + * @access public + * @param String $plaintext + */ + function encrypt($plaintext) + { + if ( CRYPT_AES_MODE == CRYPT_AES_MODE_MCRYPT ) { + $changed = $this->changed; + $this->_mcryptSetup(); + /* + if ($this->mode == CRYPT_AES_MODE_CTR) { + $iv = $this->encryptIV; + $xor = mcrypt_generic($this->enmcrypt, $this->_generate_xor(strlen($plaintext), $iv)); + $ciphertext = $plaintext ^ $xor; + if ($this->continuousBuffer) { + $this->encryptIV = $iv; + } + return $ciphertext; + } + */ + // re: http://phpseclib.sourceforge.net/cfb-demo.phps + // using mcrypt's default handing of CFB the above would output two different things. using phpseclib's + // rewritten CFB implementation the above outputs the same thing twice. + if ($this->mode == 'ncfb') { + if ($changed) { + $this->ecb = mcrypt_module_open(MCRYPT_RIJNDAEL_128, '', MCRYPT_MODE_ECB, ''); + mcrypt_generic_init($this->ecb, $this->key, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"); + } + + if (strlen($this->enbuffer)) { + $ciphertext = $plaintext ^ substr($this->encryptIV, strlen($this->enbuffer)); + $this->enbuffer.= $ciphertext; + if (strlen($this->enbuffer) == 16) { + $this->encryptIV = $this->enbuffer; + $this->enbuffer = ''; + mcrypt_generic_init($this->enmcrypt, $this->key, $this->encryptIV); + } + $plaintext = substr($plaintext, strlen($ciphertext)); + } else { + $ciphertext = ''; + } + + $last_pos = strlen($plaintext) & 0xFFFFFFF0; + $ciphertext.= $last_pos ? mcrypt_generic($this->enmcrypt, substr($plaintext, 0, $last_pos)) : ''; + + if (strlen($plaintext) & 0xF) { + if (strlen($ciphertext)) { + $this->encryptIV = substr($ciphertext, -16); + } + $this->encryptIV = mcrypt_generic($this->ecb, $this->encryptIV); + $this->enbuffer = substr($plaintext, $last_pos) ^ $this->encryptIV; + $ciphertext.= $this->enbuffer; + } + + return $ciphertext; + } + + if ($this->paddable) { + $plaintext = $this->_pad($plaintext); + } + + $ciphertext = mcrypt_generic($this->enmcrypt, $plaintext); + + if (!$this->continuousBuffer) { + mcrypt_generic_init($this->enmcrypt, $this->key, $this->iv); + } + + return $ciphertext; + } + + return parent::encrypt($plaintext); + } + + /** + * Decrypts a message. + * + * If strlen($ciphertext) is not a multiple of 16, null bytes will be added to the end of the string until it is. + * + * @see Crypt_AES::encrypt() + * @access public + * @param String $ciphertext + */ + function decrypt($ciphertext) + { + if ( CRYPT_AES_MODE == CRYPT_AES_MODE_MCRYPT ) { + $changed = $this->changed; + $this->_mcryptSetup(); + /* + if ($this->mode == CRYPT_AES_MODE_CTR) { + $iv = $this->decryptIV; + $xor = mcrypt_generic($this->enmcrypt, $this->_generate_xor(strlen($ciphertext), $iv)); + $plaintext = $ciphertext ^ $xor; + if ($this->continuousBuffer) { + $this->decryptIV = $iv; + } + return $plaintext; + } + */ + if ($this->mode == 'ncfb') { + if ($changed) { + $this->ecb = mcrypt_module_open(MCRYPT_RIJNDAEL_128, '', MCRYPT_MODE_ECB, ''); + mcrypt_generic_init($this->ecb, $this->key, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"); + } + + if (strlen($this->debuffer)) { + $plaintext = $ciphertext ^ substr($this->decryptIV, strlen($this->debuffer)); + + $this->debuffer.= substr($ciphertext, 0, strlen($plaintext)); + if (strlen($this->debuffer) == 16) { + $this->decryptIV = $this->debuffer; + $this->debuffer = ''; + mcrypt_generic_init($this->demcrypt, $this->key, $this->decryptIV); + } + $ciphertext = substr($ciphertext, strlen($plaintext)); + } else { + $plaintext = ''; + } + + $last_pos = strlen($ciphertext) & 0xFFFFFFF0; + $plaintext.= $last_pos ? mdecrypt_generic($this->demcrypt, substr($ciphertext, 0, $last_pos)) : ''; + + if (strlen($ciphertext) & 0xF) { + if (strlen($plaintext)) { + $this->decryptIV = substr($ciphertext, $last_pos - 16, 16); + } + $this->decryptIV = mcrypt_generic($this->ecb, $this->decryptIV); + $this->debuffer = substr($ciphertext, $last_pos); + $plaintext.= $this->debuffer ^ $this->decryptIV; + } + + return $plaintext; + } + + if ($this->paddable) { + // we pad with chr(0) since that's what mcrypt_generic does. to quote from http://php.net/function.mcrypt-generic : + // "The data is padded with "\0" to make sure the length of the data is n * blocksize." + $ciphertext = str_pad($ciphertext, (strlen($ciphertext) + 15) & 0xFFFFFFF0, chr(0)); + } + + $plaintext = mdecrypt_generic($this->demcrypt, $ciphertext); + + if (!$this->continuousBuffer) { + mcrypt_generic_init($this->demcrypt, $this->key, $this->iv); + } + + return $this->paddable ? $this->_unpad($plaintext) : $plaintext; + } + + return parent::decrypt($ciphertext); + } + + /** + * Setup mcrypt + * + * Validates all the variables. + * + * @access private + */ + function _mcryptSetup() + { + if (!$this->changed) { + return; + } + + if (!$this->explicit_key_length) { + // this just copied from Crypt_Rijndael::_setup() + $length = strlen($this->key) >> 2; + if ($length > 8) { + $length = 8; + } else if ($length < 4) { + $length = 4; + } + $this->Nk = $length; + $this->key_size = $length << 2; + } + + switch ($this->Nk) { + case 4: // 128 + $this->key_size = 16; + break; + case 5: // 160 + case 6: // 192 + $this->key_size = 24; + break; + case 7: // 224 + case 8: // 256 + $this->key_size = 32; + } + + $this->key = str_pad(substr($this->key, 0, $this->key_size), $this->key_size, chr(0)); + $this->encryptIV = $this->decryptIV = $this->iv = str_pad(substr($this->iv, 0, 16), 16, chr(0)); + + if (!isset($this->enmcrypt)) { + $mode = $this->mode; + //$mode = $this->mode == CRYPT_AES_MODE_CTR ? MCRYPT_MODE_ECB : $this->mode; + + $this->demcrypt = mcrypt_module_open(MCRYPT_RIJNDAEL_128, '', $mode, ''); + $this->enmcrypt = mcrypt_module_open(MCRYPT_RIJNDAEL_128, '', $mode, ''); + } // else should mcrypt_generic_deinit be called? + + mcrypt_generic_init($this->demcrypt, $this->key, $this->iv); + mcrypt_generic_init($this->enmcrypt, $this->key, $this->iv); + + $this->changed = false; + } + + /** + * Encrypts a block + * + * Optimized over Crypt_Rijndael's implementation by means of loop unrolling. + * + * @see Crypt_Rijndael::_encryptBlock() + * @access private + * @param String $in + * @return String + */ + function _encryptBlock($in) + { + $state = unpack('N*word', $in); + + $Nr = $this->Nr; + $w = $this->w; + $t0 = $this->t0; + $t1 = $this->t1; + $t2 = $this->t2; + $t3 = $this->t3; + + // addRoundKey and reindex $state + $state = array( + $state['word1'] ^ $w[0][0], + $state['word2'] ^ $w[0][1], + $state['word3'] ^ $w[0][2], + $state['word4'] ^ $w[0][3] + ); + + // shiftRows + subWord + mixColumns + addRoundKey + // we could loop unroll this and use if statements to do more rounds as necessary, but, in my tests, that yields + // only a marginal improvement. since that also, imho, hinders the readability of the code, i've opted not to do it. + for ($round = 1; $round < $this->Nr; $round++) { + $state = array( + $t0[$state[0] & 0xFF000000] ^ $t1[$state[1] & 0x00FF0000] ^ $t2[$state[2] & 0x0000FF00] ^ $t3[$state[3] & 0x000000FF] ^ $w[$round][0], + $t0[$state[1] & 0xFF000000] ^ $t1[$state[2] & 0x00FF0000] ^ $t2[$state[3] & 0x0000FF00] ^ $t3[$state[0] & 0x000000FF] ^ $w[$round][1], + $t0[$state[2] & 0xFF000000] ^ $t1[$state[3] & 0x00FF0000] ^ $t2[$state[0] & 0x0000FF00] ^ $t3[$state[1] & 0x000000FF] ^ $w[$round][2], + $t0[$state[3] & 0xFF000000] ^ $t1[$state[0] & 0x00FF0000] ^ $t2[$state[1] & 0x0000FF00] ^ $t3[$state[2] & 0x000000FF] ^ $w[$round][3] + ); + + } + + // subWord + $state = array( + $this->_subWord($state[0]), + $this->_subWord($state[1]), + $this->_subWord($state[2]), + $this->_subWord($state[3]) + ); + + // shiftRows + addRoundKey + $state = array( + ($state[0] & 0xFF000000) ^ ($state[1] & 0x00FF0000) ^ ($state[2] & 0x0000FF00) ^ ($state[3] & 0x000000FF) ^ $this->w[$this->Nr][0], + ($state[1] & 0xFF000000) ^ ($state[2] & 0x00FF0000) ^ ($state[3] & 0x0000FF00) ^ ($state[0] & 0x000000FF) ^ $this->w[$this->Nr][1], + ($state[2] & 0xFF000000) ^ ($state[3] & 0x00FF0000) ^ ($state[0] & 0x0000FF00) ^ ($state[1] & 0x000000FF) ^ $this->w[$this->Nr][2], + ($state[3] & 0xFF000000) ^ ($state[0] & 0x00FF0000) ^ ($state[1] & 0x0000FF00) ^ ($state[2] & 0x000000FF) ^ $this->w[$this->Nr][3] + ); + + return pack('N*', $state[0], $state[1], $state[2], $state[3]); + } + + /** + * Decrypts a block + * + * Optimized over Crypt_Rijndael's implementation by means of loop unrolling. + * + * @see Crypt_Rijndael::_decryptBlock() + * @access private + * @param String $in + * @return String + */ + function _decryptBlock($in) + { + $state = unpack('N*word', $in); + + $Nr = $this->Nr; + $dw = $this->dw; + $dt0 = $this->dt0; + $dt1 = $this->dt1; + $dt2 = $this->dt2; + $dt3 = $this->dt3; + + // addRoundKey and reindex $state + $state = array( + $state['word1'] ^ $dw[$this->Nr][0], + $state['word2'] ^ $dw[$this->Nr][1], + $state['word3'] ^ $dw[$this->Nr][2], + $state['word4'] ^ $dw[$this->Nr][3] + ); + + + // invShiftRows + invSubBytes + invMixColumns + addRoundKey + for ($round = $this->Nr - 1; $round > 0; $round--) { + $state = array( + $dt0[$state[0] & 0xFF000000] ^ $dt1[$state[3] & 0x00FF0000] ^ $dt2[$state[2] & 0x0000FF00] ^ $dt3[$state[1] & 0x000000FF] ^ $dw[$round][0], + $dt0[$state[1] & 0xFF000000] ^ $dt1[$state[0] & 0x00FF0000] ^ $dt2[$state[3] & 0x0000FF00] ^ $dt3[$state[2] & 0x000000FF] ^ $dw[$round][1], + $dt0[$state[2] & 0xFF000000] ^ $dt1[$state[1] & 0x00FF0000] ^ $dt2[$state[0] & 0x0000FF00] ^ $dt3[$state[3] & 0x000000FF] ^ $dw[$round][2], + $dt0[$state[3] & 0xFF000000] ^ $dt1[$state[2] & 0x00FF0000] ^ $dt2[$state[1] & 0x0000FF00] ^ $dt3[$state[0] & 0x000000FF] ^ $dw[$round][3] + ); + } + + // invShiftRows + invSubWord + addRoundKey + $state = array( + $this->_invSubWord(($state[0] & 0xFF000000) ^ ($state[3] & 0x00FF0000) ^ ($state[2] & 0x0000FF00) ^ ($state[1] & 0x000000FF)) ^ $dw[0][0], + $this->_invSubWord(($state[1] & 0xFF000000) ^ ($state[0] & 0x00FF0000) ^ ($state[3] & 0x0000FF00) ^ ($state[2] & 0x000000FF)) ^ $dw[0][1], + $this->_invSubWord(($state[2] & 0xFF000000) ^ ($state[1] & 0x00FF0000) ^ ($state[0] & 0x0000FF00) ^ ($state[3] & 0x000000FF)) ^ $dw[0][2], + $this->_invSubWord(($state[3] & 0xFF000000) ^ ($state[2] & 0x00FF0000) ^ ($state[1] & 0x0000FF00) ^ ($state[0] & 0x000000FF)) ^ $dw[0][3] + ); + + return pack('N*', $state[0], $state[1], $state[2], $state[3]); + } +} + +// vim: ts=4:sw=4:et: +// vim6: fdl=1: +?> diff --git a/Wello/www/PhpMyAdmin/libraries/phpseclib/Crypt/Rijndael.php b/Wello/www/PhpMyAdmin/libraries/phpseclib/Crypt/Rijndael.php index b5aef38..7a098dd 100644 --- a/Wello/www/PhpMyAdmin/libraries/phpseclib/Crypt/Rijndael.php +++ b/Wello/www/PhpMyAdmin/libraries/phpseclib/Crypt/Rijndael.php @@ -1,1479 +1,1479 @@ - - * setKey('abcdefghijklmnop'); - * - * $size = 10 * 1024; - * $plaintext = ''; - * for ($i = 0; $i < $size; $i++) { - * $plaintext.= 'a'; - * } - * - * echo $rijndael->decrypt($rijndael->encrypt($plaintext)); - * ?> - * - * - * LICENSE: Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - * - * @category Crypt - * @package Crypt_Rijndael - * @author Jim Wigginton - * @copyright MMVIII Jim Wigginton - * @license http://www.opensource.org/licenses/mit-license.html MIT License - * @version $Id: Rijndael.php,v 1.12 2010/02/09 06:10:26 terrafrost Exp $ - * @link http://phpseclib.sourceforge.net - */ - -/**#@+ - * @access public - * @see Crypt_Rijndael::encrypt() - * @see Crypt_Rijndael::decrypt() - */ -/** - * Encrypt / decrypt using the Counter mode. - * - * Set to -1 since that's what Crypt/Random.php uses to index the CTR mode. - * - * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Counter_.28CTR.29 - */ -define('CRYPT_RIJNDAEL_MODE_CTR', -1); -/** - * Encrypt / decrypt using the Electronic Code Book mode. - * - * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Electronic_codebook_.28ECB.29 - */ -define('CRYPT_RIJNDAEL_MODE_ECB', 1); -/** - * Encrypt / decrypt using the Code Book Chaining mode. - * - * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Cipher-block_chaining_.28CBC.29 - */ -define('CRYPT_RIJNDAEL_MODE_CBC', 2); -/** - * Encrypt / decrypt using the Cipher Feedback mode. - * - * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Cipher_feedback_.28CFB.29 - */ -define('CRYPT_RIJNDAEL_MODE_CFB', 3); -/** - * Encrypt / decrypt using the Cipher Feedback mode. - * - * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Output_feedback_.28OFB.29 - */ -define('CRYPT_RIJNDAEL_MODE_OFB', 4); -/**#@-*/ - -/**#@+ - * @access private - * @see Crypt_Rijndael::Crypt_Rijndael() - */ -/** - * Toggles the internal implementation - */ -define('CRYPT_RIJNDAEL_MODE_INTERNAL', 1); -/** - * Toggles the mcrypt implementation - */ -define('CRYPT_RIJNDAEL_MODE_MCRYPT', 2); -/**#@-*/ - -/** - * Pure-PHP implementation of Rijndael. - * - * @author Jim Wigginton - * @version 0.1.0 - * @access public - * @package Crypt_Rijndael - */ -class Crypt_Rijndael { - /** - * The Encryption Mode - * - * @see Crypt_Rijndael::Crypt_Rijndael() - * @var Integer - * @access private - */ - var $mode; - - /** - * The Key - * - * @see Crypt_Rijndael::setKey() - * @var String - * @access private - */ - var $key = "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"; - - /** - * The Initialization Vector - * - * @see Crypt_Rijndael::setIV() - * @var String - * @access private - */ - var $iv = ''; - - /** - * A "sliding" Initialization Vector - * - * @see Crypt_Rijndael::enableContinuousBuffer() - * @var String - * @access private - */ - var $encryptIV = ''; - - /** - * A "sliding" Initialization Vector - * - * @see Crypt_Rijndael::enableContinuousBuffer() - * @var String - * @access private - */ - var $decryptIV = ''; - - /** - * Continuous Buffer status - * - * @see Crypt_Rijndael::enableContinuousBuffer() - * @var Boolean - * @access private - */ - var $continuousBuffer = false; - - /** - * Padding status - * - * @see Crypt_Rijndael::enablePadding() - * @var Boolean - * @access private - */ - var $padding = true; - - /** - * Does the key schedule need to be (re)calculated? - * - * @see setKey() - * @see setBlockLength() - * @see setKeyLength() - * @var Boolean - * @access private - */ - var $changed = true; - - /** - * Has the key length explicitly been set or should it be derived from the key, itself? - * - * @see setKeyLength() - * @var Boolean - * @access private - */ - var $explicit_key_length = false; - - /** - * The Key Schedule - * - * @see _setup() - * @var Array - * @access private - */ - var $w; - - /** - * The Inverse Key Schedule - * - * @see _setup() - * @var Array - * @access private - */ - var $dw; - - /** - * The Block Length - * - * @see setBlockLength() - * @var Integer - * @access private - * @internal The max value is 32, the min value is 16. All valid values are multiples of 4. Exists in conjunction with - * $Nb because we need this value and not $Nb to pad strings appropriately. - */ - var $block_size = 16; - - /** - * The Block Length divided by 32 - * - * @see setBlockLength() - * @var Integer - * @access private - * @internal The max value is 256 / 32 = 8, the min value is 128 / 32 = 4. Exists in conjunction with $block_size - * because the encryption / decryption / key schedule creation requires this number and not $block_size. We could - * derive this from $block_size or vice versa, but that'd mean we'd have to do multiple shift operations, so in lieu - * of that, we'll just precompute it once. - * - */ - var $Nb = 4; - - /** - * The Key Length - * - * @see setKeyLength() - * @var Integer - * @access private - * @internal The max value is 256 / 8 = 32, the min value is 128 / 8 = 16. Exists in conjunction with $key_size - * because the encryption / decryption / key schedule creation requires this number and not $key_size. We could - * derive this from $key_size or vice versa, but that'd mean we'd have to do multiple shift operations, so in lieu - * of that, we'll just precompute it once. - */ - var $key_size = 16; - - /** - * The Key Length divided by 32 - * - * @see setKeyLength() - * @var Integer - * @access private - * @internal The max value is 256 / 32 = 8, the min value is 128 / 32 = 4 - */ - var $Nk = 4; - - /** - * The Number of Rounds - * - * @var Integer - * @access private - * @internal The max value is 14, the min value is 10. - */ - var $Nr; - - /** - * Shift offsets - * - * @var Array - * @access private - */ - var $c; - - /** - * Precomputed mixColumns table - * - * @see Crypt_Rijndael() - * @var Array - * @access private - */ - var $t0; - - /** - * Precomputed mixColumns table - * - * @see Crypt_Rijndael() - * @var Array - * @access private - */ - var $t1; - - /** - * Precomputed mixColumns table - * - * @see Crypt_Rijndael() - * @var Array - * @access private - */ - var $t2; - - /** - * Precomputed mixColumns table - * - * @see Crypt_Rijndael() - * @var Array - * @access private - */ - var $t3; - - /** - * Precomputed invMixColumns table - * - * @see Crypt_Rijndael() - * @var Array - * @access private - */ - var $dt0; - - /** - * Precomputed invMixColumns table - * - * @see Crypt_Rijndael() - * @var Array - * @access private - */ - var $dt1; - - /** - * Precomputed invMixColumns table - * - * @see Crypt_Rijndael() - * @var Array - * @access private - */ - var $dt2; - - /** - * Precomputed invMixColumns table - * - * @see Crypt_Rijndael() - * @var Array - * @access private - */ - var $dt3; - - /** - * Is the mode one that is paddable? - * - * @see Crypt_Rijndael::Crypt_Rijndael() - * @var Boolean - * @access private - */ - var $paddable = false; - - /** - * Encryption buffer for CTR, OFB and CFB modes - * - * @see Crypt_Rijndael::encrypt() - * @var String - * @access private - */ - var $enbuffer = array('encrypted' => '', 'xor' => ''); - - /** - * Decryption buffer for CTR, OFB and CFB modes - * - * @see Crypt_Rijndael::decrypt() - * @var String - * @access private - */ - var $debuffer = array('ciphertext' => ''); - - /** - * Default Constructor. - * - * Determines whether or not the mcrypt extension should be used. $mode should only, at present, be - * CRYPT_RIJNDAEL_MODE_ECB or CRYPT_RIJNDAEL_MODE_CBC. If not explictly set, CRYPT_RIJNDAEL_MODE_CBC will be used. - * - * @param optional Integer $mode - * @return Crypt_Rijndael - * @access public - */ - function Crypt_Rijndael($mode = CRYPT_RIJNDAEL_MODE_CBC) - { - switch ($mode) { - case CRYPT_RIJNDAEL_MODE_ECB: - case CRYPT_RIJNDAEL_MODE_CBC: - $this->paddable = true; - $this->mode = $mode; - break; - case CRYPT_RIJNDAEL_MODE_CTR: - case CRYPT_RIJNDAEL_MODE_CFB: - case CRYPT_RIJNDAEL_MODE_OFB: - $this->mode = $mode; - break; - default: - $this->paddable = true; - $this->mode = CRYPT_RIJNDAEL_MODE_CBC; - } - - $t3 = &$this->t3; - $t2 = &$this->t2; - $t1 = &$this->t1; - $t0 = &$this->t0; - - $dt3 = &$this->dt3; - $dt2 = &$this->dt2; - $dt1 = &$this->dt1; - $dt0 = &$this->dt0; - - // according to (section 5.2.1), - // precomputed tables can be used in the mixColumns phase. in that example, they're assigned t0...t3, so - // those are the names we'll use. - $t3 = array( - 0x6363A5C6, 0x7C7C84F8, 0x777799EE, 0x7B7B8DF6, 0xF2F20DFF, 0x6B6BBDD6, 0x6F6FB1DE, 0xC5C55491, - 0x30305060, 0x01010302, 0x6767A9CE, 0x2B2B7D56, 0xFEFE19E7, 0xD7D762B5, 0xABABE64D, 0x76769AEC, - 0xCACA458F, 0x82829D1F, 0xC9C94089, 0x7D7D87FA, 0xFAFA15EF, 0x5959EBB2, 0x4747C98E, 0xF0F00BFB, - 0xADADEC41, 0xD4D467B3, 0xA2A2FD5F, 0xAFAFEA45, 0x9C9CBF23, 0xA4A4F753, 0x727296E4, 0xC0C05B9B, - 0xB7B7C275, 0xFDFD1CE1, 0x9393AE3D, 0x26266A4C, 0x36365A6C, 0x3F3F417E, 0xF7F702F5, 0xCCCC4F83, - 0x34345C68, 0xA5A5F451, 0xE5E534D1, 0xF1F108F9, 0x717193E2, 0xD8D873AB, 0x31315362, 0x15153F2A, - 0x04040C08, 0xC7C75295, 0x23236546, 0xC3C35E9D, 0x18182830, 0x9696A137, 0x05050F0A, 0x9A9AB52F, - 0x0707090E, 0x12123624, 0x80809B1B, 0xE2E23DDF, 0xEBEB26CD, 0x2727694E, 0xB2B2CD7F, 0x75759FEA, - 0x09091B12, 0x83839E1D, 0x2C2C7458, 0x1A1A2E34, 0x1B1B2D36, 0x6E6EB2DC, 0x5A5AEEB4, 0xA0A0FB5B, - 0x5252F6A4, 0x3B3B4D76, 0xD6D661B7, 0xB3B3CE7D, 0x29297B52, 0xE3E33EDD, 0x2F2F715E, 0x84849713, - 0x5353F5A6, 0xD1D168B9, 0x00000000, 0xEDED2CC1, 0x20206040, 0xFCFC1FE3, 0xB1B1C879, 0x5B5BEDB6, - 0x6A6ABED4, 0xCBCB468D, 0xBEBED967, 0x39394B72, 0x4A4ADE94, 0x4C4CD498, 0x5858E8B0, 0xCFCF4A85, - 0xD0D06BBB, 0xEFEF2AC5, 0xAAAAE54F, 0xFBFB16ED, 0x4343C586, 0x4D4DD79A, 0x33335566, 0x85859411, - 0x4545CF8A, 0xF9F910E9, 0x02020604, 0x7F7F81FE, 0x5050F0A0, 0x3C3C4478, 0x9F9FBA25, 0xA8A8E34B, - 0x5151F3A2, 0xA3A3FE5D, 0x4040C080, 0x8F8F8A05, 0x9292AD3F, 0x9D9DBC21, 0x38384870, 0xF5F504F1, - 0xBCBCDF63, 0xB6B6C177, 0xDADA75AF, 0x21216342, 0x10103020, 0xFFFF1AE5, 0xF3F30EFD, 0xD2D26DBF, - 0xCDCD4C81, 0x0C0C1418, 0x13133526, 0xECEC2FC3, 0x5F5FE1BE, 0x9797A235, 0x4444CC88, 0x1717392E, - 0xC4C45793, 0xA7A7F255, 0x7E7E82FC, 0x3D3D477A, 0x6464ACC8, 0x5D5DE7BA, 0x19192B32, 0x737395E6, - 0x6060A0C0, 0x81819819, 0x4F4FD19E, 0xDCDC7FA3, 0x22226644, 0x2A2A7E54, 0x9090AB3B, 0x8888830B, - 0x4646CA8C, 0xEEEE29C7, 0xB8B8D36B, 0x14143C28, 0xDEDE79A7, 0x5E5EE2BC, 0x0B0B1D16, 0xDBDB76AD, - 0xE0E03BDB, 0x32325664, 0x3A3A4E74, 0x0A0A1E14, 0x4949DB92, 0x06060A0C, 0x24246C48, 0x5C5CE4B8, - 0xC2C25D9F, 0xD3D36EBD, 0xACACEF43, 0x6262A6C4, 0x9191A839, 0x9595A431, 0xE4E437D3, 0x79798BF2, - 0xE7E732D5, 0xC8C8438B, 0x3737596E, 0x6D6DB7DA, 0x8D8D8C01, 0xD5D564B1, 0x4E4ED29C, 0xA9A9E049, - 0x6C6CB4D8, 0x5656FAAC, 0xF4F407F3, 0xEAEA25CF, 0x6565AFCA, 0x7A7A8EF4, 0xAEAEE947, 0x08081810, - 0xBABAD56F, 0x787888F0, 0x25256F4A, 0x2E2E725C, 0x1C1C2438, 0xA6A6F157, 0xB4B4C773, 0xC6C65197, - 0xE8E823CB, 0xDDDD7CA1, 0x74749CE8, 0x1F1F213E, 0x4B4BDD96, 0xBDBDDC61, 0x8B8B860D, 0x8A8A850F, - 0x707090E0, 0x3E3E427C, 0xB5B5C471, 0x6666AACC, 0x4848D890, 0x03030506, 0xF6F601F7, 0x0E0E121C, - 0x6161A3C2, 0x35355F6A, 0x5757F9AE, 0xB9B9D069, 0x86869117, 0xC1C15899, 0x1D1D273A, 0x9E9EB927, - 0xE1E138D9, 0xF8F813EB, 0x9898B32B, 0x11113322, 0x6969BBD2, 0xD9D970A9, 0x8E8E8907, 0x9494A733, - 0x9B9BB62D, 0x1E1E223C, 0x87879215, 0xE9E920C9, 0xCECE4987, 0x5555FFAA, 0x28287850, 0xDFDF7AA5, - 0x8C8C8F03, 0xA1A1F859, 0x89898009, 0x0D0D171A, 0xBFBFDA65, 0xE6E631D7, 0x4242C684, 0x6868B8D0, - 0x4141C382, 0x9999B029, 0x2D2D775A, 0x0F0F111E, 0xB0B0CB7B, 0x5454FCA8, 0xBBBBD66D, 0x16163A2C - ); - - $dt3 = array( - 0xF4A75051, 0x4165537E, 0x17A4C31A, 0x275E963A, 0xAB6BCB3B, 0x9D45F11F, 0xFA58ABAC, 0xE303934B, - 0x30FA5520, 0x766DF6AD, 0xCC769188, 0x024C25F5, 0xE5D7FC4F, 0x2ACBD7C5, 0x35448026, 0x62A38FB5, - 0xB15A49DE, 0xBA1B6725, 0xEA0E9845, 0xFEC0E15D, 0x2F7502C3, 0x4CF01281, 0x4697A38D, 0xD3F9C66B, - 0x8F5FE703, 0x929C9515, 0x6D7AEBBF, 0x5259DA95, 0xBE832DD4, 0x7421D358, 0xE0692949, 0xC9C8448E, - 0xC2896A75, 0x8E7978F4, 0x583E6B99, 0xB971DD27, 0xE14FB6BE, 0x88AD17F0, 0x20AC66C9, 0xCE3AB47D, - 0xDF4A1863, 0x1A3182E5, 0x51336097, 0x537F4562, 0x6477E0B1, 0x6BAE84BB, 0x81A01CFE, 0x082B94F9, - 0x48685870, 0x45FD198F, 0xDE6C8794, 0x7BF8B752, 0x73D323AB, 0x4B02E272, 0x1F8F57E3, 0x55AB2A66, - 0xEB2807B2, 0xB5C2032F, 0xC57B9A86, 0x3708A5D3, 0x2887F230, 0xBFA5B223, 0x036ABA02, 0x16825CED, - 0xCF1C2B8A, 0x79B492A7, 0x07F2F0F3, 0x69E2A14E, 0xDAF4CD65, 0x05BED506, 0x34621FD1, 0xA6FE8AC4, - 0x2E539D34, 0xF355A0A2, 0x8AE13205, 0xF6EB75A4, 0x83EC390B, 0x60EFAA40, 0x719F065E, 0x6E1051BD, - 0x218AF93E, 0xDD063D96, 0x3E05AEDD, 0xE6BD464D, 0x548DB591, 0xC45D0571, 0x06D46F04, 0x5015FF60, - 0x98FB2419, 0xBDE997D6, 0x4043CC89, 0xD99E7767, 0xE842BDB0, 0x898B8807, 0x195B38E7, 0xC8EEDB79, - 0x7C0A47A1, 0x420FE97C, 0x841EC9F8, 0x00000000, 0x80868309, 0x2BED4832, 0x1170AC1E, 0x5A724E6C, - 0x0EFFFBFD, 0x8538560F, 0xAED51E3D, 0x2D392736, 0x0FD9640A, 0x5CA62168, 0x5B54D19B, 0x362E3A24, - 0x0A67B10C, 0x57E70F93, 0xEE96D2B4, 0x9B919E1B, 0xC0C54F80, 0xDC20A261, 0x774B695A, 0x121A161C, - 0x93BA0AE2, 0xA02AE5C0, 0x22E0433C, 0x1B171D12, 0x090D0B0E, 0x8BC7ADF2, 0xB6A8B92D, 0x1EA9C814, - 0xF1198557, 0x75074CAF, 0x99DDBBEE, 0x7F60FDA3, 0x01269FF7, 0x72F5BC5C, 0x663BC544, 0xFB7E345B, - 0x4329768B, 0x23C6DCCB, 0xEDFC68B6, 0xE4F163B8, 0x31DCCAD7, 0x63851042, 0x97224013, 0xC6112084, - 0x4A247D85, 0xBB3DF8D2, 0xF93211AE, 0x29A16DC7, 0x9E2F4B1D, 0xB230F3DC, 0x8652EC0D, 0xC1E3D077, - 0xB3166C2B, 0x70B999A9, 0x9448FA11, 0xE9642247, 0xFC8CC4A8, 0xF03F1AA0, 0x7D2CD856, 0x3390EF22, - 0x494EC787, 0x38D1C1D9, 0xCAA2FE8C, 0xD40B3698, 0xF581CFA6, 0x7ADE28A5, 0xB78E26DA, 0xADBFA43F, - 0x3A9DE42C, 0x78920D50, 0x5FCC9B6A, 0x7E466254, 0x8D13C2F6, 0xD8B8E890, 0x39F75E2E, 0xC3AFF582, - 0x5D80BE9F, 0xD0937C69, 0xD52DA96F, 0x2512B3CF, 0xAC993BC8, 0x187DA710, 0x9C636EE8, 0x3BBB7BDB, - 0x267809CD, 0x5918F46E, 0x9AB701EC, 0x4F9AA883, 0x956E65E6, 0xFFE67EAA, 0xBCCF0821, 0x15E8E6EF, - 0xE79BD9BA, 0x6F36CE4A, 0x9F09D4EA, 0xB07CD629, 0xA4B2AF31, 0x3F23312A, 0xA59430C6, 0xA266C035, - 0x4EBC3774, 0x82CAA6FC, 0x90D0B0E0, 0xA7D81533, 0x04984AF1, 0xECDAF741, 0xCD500E7F, 0x91F62F17, - 0x4DD68D76, 0xEFB04D43, 0xAA4D54CC, 0x9604DFE4, 0xD1B5E39E, 0x6A881B4C, 0x2C1FB8C1, 0x65517F46, - 0x5EEA049D, 0x8C355D01, 0x877473FA, 0x0B412EFB, 0x671D5AB3, 0xDBD25292, 0x105633E9, 0xD647136D, - 0xD7618C9A, 0xA10C7A37, 0xF8148E59, 0x133C89EB, 0xA927EECE, 0x61C935B7, 0x1CE5EDE1, 0x47B13C7A, - 0xD2DF599C, 0xF2733F55, 0x14CE7918, 0xC737BF73, 0xF7CDEA53, 0xFDAA5B5F, 0x3D6F14DF, 0x44DB8678, - 0xAFF381CA, 0x68C43EB9, 0x24342C38, 0xA3405FC2, 0x1DC37216, 0xE2250CBC, 0x3C498B28, 0x0D9541FF, - 0xA8017139, 0x0CB3DE08, 0xB4E49CD8, 0x56C19064, 0xCB84617B, 0x32B670D5, 0x6C5C7448, 0xB85742D0 - ); - - for ($i = 0; $i < 256; $i++) { - $t2[$i << 8] = (($t3[$i] << 8) & 0xFFFFFF00) | (($t3[$i] >> 24) & 0x000000FF); - $t1[$i << 16] = (($t3[$i] << 16) & 0xFFFF0000) | (($t3[$i] >> 16) & 0x0000FFFF); - $t0[$i << 24] = (($t3[$i] << 24) & 0xFF000000) | (($t3[$i] >> 8) & 0x00FFFFFF); - - $dt2[$i << 8] = (($this->dt3[$i] << 8) & 0xFFFFFF00) | (($dt3[$i] >> 24) & 0x000000FF); - $dt1[$i << 16] = (($this->dt3[$i] << 16) & 0xFFFF0000) | (($dt3[$i] >> 16) & 0x0000FFFF); - $dt0[$i << 24] = (($this->dt3[$i] << 24) & 0xFF000000) | (($dt3[$i] >> 8) & 0x00FFFFFF); - } - } - - /** - * Sets the key. - * - * Keys can be of any length. Rijndael, itself, requires the use of a key that's between 128-bits and 256-bits long and - * whose length is a multiple of 32. If the key is less than 256-bits and the key length isn't set, we round the length - * up to the closest valid key length, padding $key with null bytes. If the key is more than 256-bits, we trim the - * excess bits. - * - * If the key is not explicitly set, it'll be assumed to be all null bytes. - * - * @access public - * @param String $key - */ - function setKey($key) - { - $this->key = $key; - $this->changed = true; - } - - /** - * Sets the initialization vector. (optional) - * - * SetIV is not required when CRYPT_RIJNDAEL_MODE_ECB is being used. If not explictly set, it'll be assumed - * to be all zero's. - * - * @access public - * @param String $iv - */ - function setIV($iv) - { - $this->encryptIV = $this->decryptIV = $this->iv = str_pad(substr($iv, 0, $this->block_size), $this->block_size, chr(0)); - } - - /** - * Sets the key length - * - * Valid key lengths are 128, 160, 192, 224, and 256. If the length is less than 128, it will be rounded up to - * 128. If the length is greater then 128 and invalid, it will be rounded down to the closest valid amount. - * - * @access public - * @param Integer $length - */ - function setKeyLength($length) - { - $length >>= 5; - if ($length > 8) { - $length = 8; - } else if ($length < 4) { - $length = 4; - } - $this->Nk = $length; - $this->key_size = $length << 2; - - $this->explicit_key_length = true; - $this->changed = true; - } - - /** - * Sets the password. - * - * Depending on what $method is set to, setPassword()'s (optional) parameters are as follows: - * {@link http://en.wikipedia.org/wiki/PBKDF2 pbkdf2}: - * $hash, $salt, $count - * Set $dkLen by calling setKeyLength() - * - * @param String $password - * @param optional String $method - * @access public - */ - function setPassword($password, $method = 'pbkdf2') - { - $key = ''; - - switch ($method) { - default: // 'pbkdf2' - list(, , $hash, $salt, $count) = func_get_args(); - if (!isset($hash)) { - $hash = 'sha1'; - } - // WPA and WPA use the SSID as the salt - if (!isset($salt)) { - $salt = 'phpseclib/salt'; - } - // RFC2898#section-4.2 uses 1,000 iterations by default - // WPA and WPA2 use 4,096. - if (!isset($count)) { - $count = 1000; - } - - if (!class_exists('Crypt_Hash')) { - require_once('Crypt/Hash.php'); - } - - $i = 1; - while (strlen($key) < $this->key_size) { // $dkLen == $this->key_size - //$dk.= $this->_pbkdf($password, $salt, $count, $i++); - $hmac = new Crypt_Hash(); - $hmac->setHash($hash); - $hmac->setKey($password); - $f = $u = $hmac->hash($salt . pack('N', $i++)); - for ($j = 2; $j <= $count; $j++) { - $u = $hmac->hash($u); - $f^= $u; - } - $key.= $f; - } - } - - $this->setKey(substr($key, 0, $this->key_size)); - } - - /** - * Sets the block length - * - * Valid block lengths are 128, 160, 192, 224, and 256. If the length is less than 128, it will be rounded up to - * 128. If the length is greater then 128 and invalid, it will be rounded down to the closest valid amount. - * - * @access public - * @param Integer $length - */ - function setBlockLength($length) - { - $length >>= 5; - if ($length > 8) { - $length = 8; - } else if ($length < 4) { - $length = 4; - } - $this->Nb = $length; - $this->block_size = $length << 2; - $this->changed = true; - } - - /** - * Generate CTR XOR encryption key - * - * Encrypt the output of this and XOR it against the ciphertext / plaintext to get the - * plaintext / ciphertext in CTR mode. - * - * @see Crypt_Rijndael::decrypt() - * @see Crypt_Rijndael::encrypt() - * @access public - * @param Integer $length - * @param String $iv - */ - function _generate_xor($length, &$iv) - { - $xor = ''; - $block_size = $this->block_size; - $num_blocks = floor(($length + ($block_size - 1)) / $block_size); - for ($i = 0; $i < $num_blocks; $i++) { - $xor.= $iv; - for ($j = 4; $j <= $block_size; $j+=4) { - $temp = substr($iv, -$j, 4); - switch ($temp) { - case "\xFF\xFF\xFF\xFF": - $iv = substr_replace($iv, "\x00\x00\x00\x00", -$j, 4); - break; - case "\x7F\xFF\xFF\xFF": - $iv = substr_replace($iv, "\x80\x00\x00\x00", -$j, 4); - break 2; - default: - extract(unpack('Ncount', $temp)); - $iv = substr_replace($iv, pack('N', $count + 1), -$j, 4); - break 2; - } - } - } - - return $xor; - } - - /** - * Encrypts a message. - * - * $plaintext will be padded with additional bytes such that it's length is a multiple of the block size. Other Rjindael - * implementations may or may not pad in the same manner. Other common approaches to padding and the reasons why it's - * necessary are discussed in the following - * URL: - * - * {@link http://www.di-mgt.com.au/cryptopad.html http://www.di-mgt.com.au/cryptopad.html} - * - * An alternative to padding is to, separately, send the length of the file. This is what SSH, in fact, does. - * strlen($plaintext) will still need to be a multiple of 8, however, arbitrary values can be added to make it that - * length. - * - * @see Crypt_Rijndael::decrypt() - * @access public - * @param String $plaintext - */ - function encrypt($plaintext) - { - $this->_setup(); - if ($this->paddable) { - $plaintext = $this->_pad($plaintext); - } - - $block_size = $this->block_size; - $buffer = &$this->enbuffer; - $continuousBuffer = $this->continuousBuffer; - $ciphertext = ''; - switch ($this->mode) { - case CRYPT_RIJNDAEL_MODE_ECB: - for ($i = 0; $i < strlen($plaintext); $i+=$block_size) { - $ciphertext.= $this->_encryptBlock(substr($plaintext, $i, $block_size)); - } - break; - case CRYPT_RIJNDAEL_MODE_CBC: - $xor = $this->encryptIV; - for ($i = 0; $i < strlen($plaintext); $i+=$block_size) { - $block = substr($plaintext, $i, $block_size); - $block = $this->_encryptBlock($block ^ $xor); - $xor = $block; - $ciphertext.= $block; - } - if ($this->continuousBuffer) { - $this->encryptIV = $xor; - } - break; - case CRYPT_RIJNDAEL_MODE_CTR: - $xor = $this->encryptIV; - if (!empty($buffer['encrypted'])) { - for ($i = 0; $i < strlen($plaintext); $i+=$block_size) { - $block = substr($plaintext, $i, $block_size); - $buffer['encrypted'].= $this->_encryptBlock($this->_generate_xor($block_size, $xor)); - $key = $this->_string_shift($buffer['encrypted'], $block_size); - $ciphertext.= $block ^ $key; - } - } else { - for ($i = 0; $i < strlen($plaintext); $i+=$block_size) { - $block = substr($plaintext, $i, $block_size); - $key = $this->_encryptBlock($this->_generate_xor($block_size, $xor)); - $ciphertext.= $block ^ $key; - } - } - if ($this->continuousBuffer) { - $this->encryptIV = $xor; - if ($start = strlen($plaintext) % $block_size) { - $buffer['encrypted'] = substr($key, $start) . $buffer['encrypted']; - } - } - break; - case CRYPT_RIJNDAEL_MODE_CFB: - if (!empty($buffer['xor'])) { - $ciphertext = $plaintext ^ $buffer['xor']; - $iv = $buffer['encrypted'] . $ciphertext; - $start = strlen($ciphertext); - $buffer['encrypted'].= $ciphertext; - $buffer['xor'] = substr($buffer['xor'], strlen($ciphertext)); - } else { - $ciphertext = ''; - $iv = $this->encryptIV; - $start = 0; - } - - for ($i = $start; $i < strlen($plaintext); $i+=$block_size) { - $block = substr($plaintext, $i, $block_size); - $xor = $this->_encryptBlock($iv); - $iv = $block ^ $xor; - if ($continuousBuffer && strlen($iv) != $block_size) { - $buffer = array( - 'encrypted' => $iv, - 'xor' => substr($xor, strlen($iv)) - ); - } - $ciphertext.= $iv; - } - - if ($this->continuousBuffer) { - $this->encryptIV = $iv; - } - break; - case CRYPT_RIJNDAEL_MODE_OFB: - $xor = $this->encryptIV; - if (strlen($buffer)) { - for ($i = 0; $i < strlen($plaintext); $i+=$block_size) { - $xor = $this->_encryptBlock($xor); - $buffer.= $xor; - $key = $this->_string_shift($buffer, $block_size); - $ciphertext.= substr($plaintext, $i, $block_size) ^ $key; - } - } else { - for ($i = 0; $i < strlen($plaintext); $i+=$block_size) { - $xor = $this->_encryptBlock($xor); - $ciphertext.= substr($plaintext, $i, $block_size) ^ $xor; - } - $key = $xor; - } - if ($this->continuousBuffer) { - $this->encryptIV = $xor; - if ($start = strlen($plaintext) % $block_size) { - $buffer = substr($key, $start) . $buffer; - } - } - } - - return $ciphertext; - } - - /** - * Decrypts a message. - * - * If strlen($ciphertext) is not a multiple of the block size, null bytes will be added to the end of the string until - * it is. - * - * @see Crypt_Rijndael::encrypt() - * @access public - * @param String $ciphertext - */ - function decrypt($ciphertext) - { - $this->_setup(); - - if ($this->paddable) { - // we pad with chr(0) since that's what mcrypt_generic does. to quote from http://php.net/function.mcrypt-generic : - // "The data is padded with "\0" to make sure the length of the data is n * blocksize." - $ciphertext = str_pad($ciphertext, strlen($ciphertext) + ($this->block_size - strlen($ciphertext) % $this->block_size) % $this->block_size, chr(0)); - } - - $block_size = $this->block_size; - $buffer = &$this->debuffer; - $continuousBuffer = $this->continuousBuffer; - $plaintext = ''; - switch ($this->mode) { - case CRYPT_RIJNDAEL_MODE_ECB: - for ($i = 0; $i < strlen($ciphertext); $i+=$block_size) { - $plaintext.= $this->_decryptBlock(substr($ciphertext, $i, $block_size)); - } - break; - case CRYPT_RIJNDAEL_MODE_CBC: - $xor = $this->decryptIV; - for ($i = 0; $i < strlen($ciphertext); $i+=$block_size) { - $block = substr($ciphertext, $i, $block_size); - $plaintext.= $this->_decryptBlock($block) ^ $xor; - $xor = $block; - } - if ($this->continuousBuffer) { - $this->decryptIV = $xor; - } - break; - case CRYPT_RIJNDAEL_MODE_CTR: - $xor = $this->decryptIV; - if (!empty($buffer['ciphertext'])) { - for ($i = 0; $i < strlen($ciphertext); $i+=$block_size) { - $block = substr($ciphertext, $i, $block_size); - $buffer['ciphertext'].= $this->_encryptBlock($this->_generate_xor($block_size, $xor)); - $key = $this->_string_shift($buffer['ciphertext'], $block_size); - $plaintext.= $block ^ $key; - } - } else { - for ($i = 0; $i < strlen($ciphertext); $i+=$block_size) { - $block = substr($ciphertext, $i, $block_size); - $key = $this->_encryptBlock($this->_generate_xor($block_size, $xor)); - $plaintext.= $block ^ $key; - } - } - if ($this->continuousBuffer) { - $this->decryptIV = $xor; - if ($start = strlen($ciphertext) % $block_size) { - $buffer['ciphertext'] = substr($key, $start) . $buffer['encrypted']; - } - } - break; - case CRYPT_RIJNDAEL_MODE_CFB: - if (!empty($buffer['ciphertext'])) { - $plaintext = $ciphertext ^ substr($this->decryptIV, strlen($buffer['ciphertext'])); - $buffer['ciphertext'].= substr($ciphertext, 0, strlen($plaintext)); - if (strlen($buffer['ciphertext']) == $block_size) { - $xor = $this->_encryptBlock($buffer['ciphertext']); - $buffer['ciphertext'] = ''; - } - $start = strlen($plaintext); - $block = $this->decryptIV; - } else { - $plaintext = ''; - $xor = $this->_encryptBlock($this->decryptIV); - $start = 0; - } - - for ($i = $start; $i < strlen($ciphertext); $i+=$block_size) { - $block = substr($ciphertext, $i, $block_size); - $plaintext.= $block ^ $xor; - if ($continuousBuffer && strlen($block) != $block_size) { - $buffer['ciphertext'].= $block; - $block = $xor; - } else if (strlen($block) == $block_size) { - $xor = $this->_encryptBlock($block); - } - } - if ($this->continuousBuffer) { - $this->decryptIV = $block; - } - break; - case CRYPT_RIJNDAEL_MODE_OFB: - $xor = $this->decryptIV; - if (strlen($buffer)) { - for ($i = 0; $i < strlen($ciphertext); $i+=$block_size) { - $xor = $this->_encryptBlock($xor); - $buffer.= $xor; - $key = $this->_string_shift($buffer, $block_size); - $plaintext.= substr($ciphertext, $i, $block_size) ^ $key; - } - } else { - for ($i = 0; $i < strlen($ciphertext); $i+=$block_size) { - $xor = $this->_encryptBlock($xor); - $plaintext.= substr($ciphertext, $i, $block_size) ^ $xor; - } - $key = $xor; - } - if ($this->continuousBuffer) { - $this->decryptIV = $xor; - if ($start = strlen($ciphertext) % $block_size) { - $buffer = substr($key, $start) . $buffer; - } - } - } - - return $this->paddable ? $this->_unpad($plaintext) : $plaintext; - } - - /** - * Encrypts a block - * - * @access private - * @param String $in - * @return String - */ - function _encryptBlock($in) - { - $state = array(); - $words = unpack('N*word', $in); - - $w = $this->w; - $t0 = $this->t0; - $t1 = $this->t1; - $t2 = $this->t2; - $t3 = $this->t3; - $Nb = $this->Nb; - $Nr = $this->Nr; - $c = $this->c; - - // addRoundKey - $i = 0; - foreach ($words as $word) { - $state[] = $word ^ $w[0][$i++]; - } - - // fips-197.pdf#page=19, "Figure 5. Pseudo Code for the Cipher", states that this loop has four components - - // subBytes, shiftRows, mixColumns, and addRoundKey. fips-197.pdf#page=30, "Implementation Suggestions Regarding - // Various Platforms" suggests that performs enhanced implementations are described in Rijndael-ammended.pdf. - // Rijndael-ammended.pdf#page=20, "Implementation aspects / 32-bit processor", discusses such an optimization. - // Unfortunately, the description given there is not quite correct. Per aes.spec.v316.pdf#page=19 [1], - // equation (7.4.7) is supposed to use addition instead of subtraction, so we'll do that here, as well. - - // [1] http://fp.gladman.plus.com/cryptography_technology/rijndael/aes.spec.v316.pdf - $temp = array(); - for ($round = 1; $round < $Nr; $round++) { - $i = 0; // $c[0] == 0 - $j = $c[1]; - $k = $c[2]; - $l = $c[3]; - - while ($i < $this->Nb) { - $temp[$i] = $t0[$state[$i] & 0xFF000000] ^ - $t1[$state[$j] & 0x00FF0000] ^ - $t2[$state[$k] & 0x0000FF00] ^ - $t3[$state[$l] & 0x000000FF] ^ - $w[$round][$i]; - $i++; - $j = ($j + 1) % $Nb; - $k = ($k + 1) % $Nb; - $l = ($l + 1) % $Nb; - } - - for ($i = 0; $i < $Nb; $i++) { - $state[$i] = $temp[$i]; - } - } - - // subWord - for ($i = 0; $i < $Nb; $i++) { - $state[$i] = $this->_subWord($state[$i]); - } - - // shiftRows + addRoundKey - $i = 0; // $c[0] == 0 - $j = $c[1]; - $k = $c[2]; - $l = $c[3]; - while ($i < $this->Nb) { - $temp[$i] = ($state[$i] & 0xFF000000) ^ - ($state[$j] & 0x00FF0000) ^ - ($state[$k] & 0x0000FF00) ^ - ($state[$l] & 0x000000FF) ^ - $w[$Nr][$i]; - $i++; - $j = ($j + 1) % $Nb; - $k = ($k + 1) % $Nb; - $l = ($l + 1) % $Nb; - } - $state = $temp; - - array_unshift($state, 'N*'); - - return call_user_func_array('pack', $state); - } - - /** - * Decrypts a block - * - * @access private - * @param String $in - * @return String - */ - function _decryptBlock($in) - { - $state = array(); - $words = unpack('N*word', $in); - - $num_states = count($state); - $dw = $this->dw; - $dt0 = $this->dt0; - $dt1 = $this->dt1; - $dt2 = $this->dt2; - $dt3 = $this->dt3; - $Nb = $this->Nb; - $Nr = $this->Nr; - $c = $this->c; - - // addRoundKey - $i = 0; - foreach ($words as $word) { - $state[] = $word ^ $dw[$Nr][$i++]; - } - - $temp = array(); - for ($round = $Nr - 1; $round > 0; $round--) { - $i = 0; // $c[0] == 0 - $j = $Nb - $c[1]; - $k = $Nb - $c[2]; - $l = $Nb - $c[3]; - - while ($i < $Nb) { - $temp[$i] = $dt0[$state[$i] & 0xFF000000] ^ - $dt1[$state[$j] & 0x00FF0000] ^ - $dt2[$state[$k] & 0x0000FF00] ^ - $dt3[$state[$l] & 0x000000FF] ^ - $dw[$round][$i]; - $i++; - $j = ($j + 1) % $Nb; - $k = ($k + 1) % $Nb; - $l = ($l + 1) % $Nb; - } - - for ($i = 0; $i < $Nb; $i++) { - $state[$i] = $temp[$i]; - } - } - - // invShiftRows + invSubWord + addRoundKey - $i = 0; // $c[0] == 0 - $j = $Nb - $c[1]; - $k = $Nb - $c[2]; - $l = $Nb - $c[3]; - - while ($i < $Nb) { - $temp[$i] = $dw[0][$i] ^ - $this->_invSubWord(($state[$i] & 0xFF000000) | - ($state[$j] & 0x00FF0000) | - ($state[$k] & 0x0000FF00) | - ($state[$l] & 0x000000FF)); - $i++; - $j = ($j + 1) % $Nb; - $k = ($k + 1) % $Nb; - $l = ($l + 1) % $Nb; - } - - $state = $temp; - - array_unshift($state, 'N*'); - - return call_user_func_array('pack', $state); - } - - /** - * Setup Rijndael - * - * Validates all the variables and calculates $Nr - the number of rounds that need to be performed - and $w - the key - * key schedule. - * - * @access private - */ - function _setup() - { - // Each number in $rcon is equal to the previous number multiplied by two in Rijndael's finite field. - // See http://en.wikipedia.org/wiki/Finite_field_arithmetic#Multiplicative_inverse - static $rcon = array(0, - 0x01000000, 0x02000000, 0x04000000, 0x08000000, 0x10000000, - 0x20000000, 0x40000000, 0x80000000, 0x1B000000, 0x36000000, - 0x6C000000, 0xD8000000, 0xAB000000, 0x4D000000, 0x9A000000, - 0x2F000000, 0x5E000000, 0xBC000000, 0x63000000, 0xC6000000, - 0x97000000, 0x35000000, 0x6A000000, 0xD4000000, 0xB3000000, - 0x7D000000, 0xFA000000, 0xEF000000, 0xC5000000, 0x91000000 - ); - - if (!$this->changed) { - return; - } - - if (!$this->explicit_key_length) { - // we do >> 2, here, and not >> 5, as we do above, since strlen($this->key) tells us the number of bytes - not bits - $length = strlen($this->key) >> 2; - if ($length > 8) { - $length = 8; - } else if ($length < 4) { - $length = 4; - } - $this->Nk = $length; - $this->key_size = $length << 2; - } - - $this->key = str_pad(substr($this->key, 0, $this->key_size), $this->key_size, chr(0)); - $this->encryptIV = $this->decryptIV = $this->iv = str_pad(substr($this->iv, 0, $this->block_size), $this->block_size, chr(0)); - - // see Rijndael-ammended.pdf#page=44 - $this->Nr = max($this->Nk, $this->Nb) + 6; - - // shift offsets for Nb = 5, 7 are defined in Rijndael-ammended.pdf#page=44, - // "Table 8: Shift offsets in Shiftrow for the alternative block lengths" - // shift offsets for Nb = 4, 6, 8 are defined in Rijndael-ammended.pdf#page=14, - // "Table 2: Shift offsets for different block lengths" - switch ($this->Nb) { - case 4: - case 5: - case 6: - $this->c = array(0, 1, 2, 3); - break; - case 7: - $this->c = array(0, 1, 2, 4); - break; - case 8: - $this->c = array(0, 1, 3, 4); - } - - $key = $this->key; - - $w = array_values(unpack('N*words', $key)); - - $length = $this->Nb * ($this->Nr + 1); - for ($i = $this->Nk; $i < $length; $i++) { - $temp = $w[$i - 1]; - if ($i % $this->Nk == 0) { - // according to , "the size of an integer is platform-dependent". - // on a 32-bit machine, it's 32-bits, and on a 64-bit machine, it's 64-bits. on a 32-bit machine, - // 0xFFFFFFFF << 8 == 0xFFFFFF00, but on a 64-bit machine, it equals 0xFFFFFFFF00. as such, doing 'and' - // with 0xFFFFFFFF (or 0xFFFFFF00) on a 32-bit machine is unnecessary, but on a 64-bit machine, it is. - $temp = (($temp << 8) & 0xFFFFFF00) | (($temp >> 24) & 0x000000FF); // rotWord - $temp = $this->_subWord($temp) ^ $rcon[$i / $this->Nk]; - } else if ($this->Nk > 6 && $i % $this->Nk == 4) { - $temp = $this->_subWord($temp); - } - $w[$i] = $w[$i - $this->Nk] ^ $temp; - } - - // convert the key schedule from a vector of $Nb * ($Nr + 1) length to a matrix with $Nr + 1 rows and $Nb columns - // and generate the inverse key schedule. more specifically, - // according to (section 5.3.3), - // "The key expansion for the Inverse Cipher is defined as follows: - // 1. Apply the Key Expansion. - // 2. Apply InvMixColumn to all Round Keys except the first and the last one." - // also, see fips-197.pdf#page=27, "5.3.5 Equivalent Inverse Cipher" - $temp = array(); - for ($i = $row = $col = 0; $i < $length; $i++, $col++) { - if ($col == $this->Nb) { - if ($row == 0) { - $this->dw[0] = $this->w[0]; - } else { - // subWord + invMixColumn + invSubWord = invMixColumn - $j = 0; - while ($j < $this->Nb) { - $dw = $this->_subWord($this->w[$row][$j]); - $temp[$j] = $this->dt0[$dw & 0xFF000000] ^ - $this->dt1[$dw & 0x00FF0000] ^ - $this->dt2[$dw & 0x0000FF00] ^ - $this->dt3[$dw & 0x000000FF]; - $j++; - } - $this->dw[$row] = $temp; - } - - $col = 0; - $row++; - } - $this->w[$row][$col] = $w[$i]; - } - - $this->dw[$row] = $this->w[$row]; - - $this->changed = false; - } - - /** - * Performs S-Box substitutions - * - * @access private - */ - function _subWord($word) - { - static $sbox0, $sbox1, $sbox2, $sbox3; - - if (empty($sbox0)) { - $sbox0 = array( - 0x63, 0x7C, 0x77, 0x7B, 0xF2, 0x6B, 0x6F, 0xC5, 0x30, 0x01, 0x67, 0x2B, 0xFE, 0xD7, 0xAB, 0x76, - 0xCA, 0x82, 0xC9, 0x7D, 0xFA, 0x59, 0x47, 0xF0, 0xAD, 0xD4, 0xA2, 0xAF, 0x9C, 0xA4, 0x72, 0xC0, - 0xB7, 0xFD, 0x93, 0x26, 0x36, 0x3F, 0xF7, 0xCC, 0x34, 0xA5, 0xE5, 0xF1, 0x71, 0xD8, 0x31, 0x15, - 0x04, 0xC7, 0x23, 0xC3, 0x18, 0x96, 0x05, 0x9A, 0x07, 0x12, 0x80, 0xE2, 0xEB, 0x27, 0xB2, 0x75, - 0x09, 0x83, 0x2C, 0x1A, 0x1B, 0x6E, 0x5A, 0xA0, 0x52, 0x3B, 0xD6, 0xB3, 0x29, 0xE3, 0x2F, 0x84, - 0x53, 0xD1, 0x00, 0xED, 0x20, 0xFC, 0xB1, 0x5B, 0x6A, 0xCB, 0xBE, 0x39, 0x4A, 0x4C, 0x58, 0xCF, - 0xD0, 0xEF, 0xAA, 0xFB, 0x43, 0x4D, 0x33, 0x85, 0x45, 0xF9, 0x02, 0x7F, 0x50, 0x3C, 0x9F, 0xA8, - 0x51, 0xA3, 0x40, 0x8F, 0x92, 0x9D, 0x38, 0xF5, 0xBC, 0xB6, 0xDA, 0x21, 0x10, 0xFF, 0xF3, 0xD2, - 0xCD, 0x0C, 0x13, 0xEC, 0x5F, 0x97, 0x44, 0x17, 0xC4, 0xA7, 0x7E, 0x3D, 0x64, 0x5D, 0x19, 0x73, - 0x60, 0x81, 0x4F, 0xDC, 0x22, 0x2A, 0x90, 0x88, 0x46, 0xEE, 0xB8, 0x14, 0xDE, 0x5E, 0x0B, 0xDB, - 0xE0, 0x32, 0x3A, 0x0A, 0x49, 0x06, 0x24, 0x5C, 0xC2, 0xD3, 0xAC, 0x62, 0x91, 0x95, 0xE4, 0x79, - 0xE7, 0xC8, 0x37, 0x6D, 0x8D, 0xD5, 0x4E, 0xA9, 0x6C, 0x56, 0xF4, 0xEA, 0x65, 0x7A, 0xAE, 0x08, - 0xBA, 0x78, 0x25, 0x2E, 0x1C, 0xA6, 0xB4, 0xC6, 0xE8, 0xDD, 0x74, 0x1F, 0x4B, 0xBD, 0x8B, 0x8A, - 0x70, 0x3E, 0xB5, 0x66, 0x48, 0x03, 0xF6, 0x0E, 0x61, 0x35, 0x57, 0xB9, 0x86, 0xC1, 0x1D, 0x9E, - 0xE1, 0xF8, 0x98, 0x11, 0x69, 0xD9, 0x8E, 0x94, 0x9B, 0x1E, 0x87, 0xE9, 0xCE, 0x55, 0x28, 0xDF, - 0x8C, 0xA1, 0x89, 0x0D, 0xBF, 0xE6, 0x42, 0x68, 0x41, 0x99, 0x2D, 0x0F, 0xB0, 0x54, 0xBB, 0x16 - ); - - $sbox1 = array(); - $sbox2 = array(); - $sbox3 = array(); - - for ($i = 0; $i < 256; $i++) { - $sbox1[$i << 8] = $sbox0[$i] << 8; - $sbox2[$i << 16] = $sbox0[$i] << 16; - $sbox3[$i << 24] = $sbox0[$i] << 24; - } - } - - return $sbox0[$word & 0x000000FF] | - $sbox1[$word & 0x0000FF00] | - $sbox2[$word & 0x00FF0000] | - $sbox3[$word & 0xFF000000]; - } - - /** - * Performs inverse S-Box substitutions - * - * @access private - */ - function _invSubWord($word) - { - static $sbox0, $sbox1, $sbox2, $sbox3; - - if (empty($sbox0)) { - $sbox0 = array( - 0x52, 0x09, 0x6A, 0xD5, 0x30, 0x36, 0xA5, 0x38, 0xBF, 0x40, 0xA3, 0x9E, 0x81, 0xF3, 0xD7, 0xFB, - 0x7C, 0xE3, 0x39, 0x82, 0x9B, 0x2F, 0xFF, 0x87, 0x34, 0x8E, 0x43, 0x44, 0xC4, 0xDE, 0xE9, 0xCB, - 0x54, 0x7B, 0x94, 0x32, 0xA6, 0xC2, 0x23, 0x3D, 0xEE, 0x4C, 0x95, 0x0B, 0x42, 0xFA, 0xC3, 0x4E, - 0x08, 0x2E, 0xA1, 0x66, 0x28, 0xD9, 0x24, 0xB2, 0x76, 0x5B, 0xA2, 0x49, 0x6D, 0x8B, 0xD1, 0x25, - 0x72, 0xF8, 0xF6, 0x64, 0x86, 0x68, 0x98, 0x16, 0xD4, 0xA4, 0x5C, 0xCC, 0x5D, 0x65, 0xB6, 0x92, - 0x6C, 0x70, 0x48, 0x50, 0xFD, 0xED, 0xB9, 0xDA, 0x5E, 0x15, 0x46, 0x57, 0xA7, 0x8D, 0x9D, 0x84, - 0x90, 0xD8, 0xAB, 0x00, 0x8C, 0xBC, 0xD3, 0x0A, 0xF7, 0xE4, 0x58, 0x05, 0xB8, 0xB3, 0x45, 0x06, - 0xD0, 0x2C, 0x1E, 0x8F, 0xCA, 0x3F, 0x0F, 0x02, 0xC1, 0xAF, 0xBD, 0x03, 0x01, 0x13, 0x8A, 0x6B, - 0x3A, 0x91, 0x11, 0x41, 0x4F, 0x67, 0xDC, 0xEA, 0x97, 0xF2, 0xCF, 0xCE, 0xF0, 0xB4, 0xE6, 0x73, - 0x96, 0xAC, 0x74, 0x22, 0xE7, 0xAD, 0x35, 0x85, 0xE2, 0xF9, 0x37, 0xE8, 0x1C, 0x75, 0xDF, 0x6E, - 0x47, 0xF1, 0x1A, 0x71, 0x1D, 0x29, 0xC5, 0x89, 0x6F, 0xB7, 0x62, 0x0E, 0xAA, 0x18, 0xBE, 0x1B, - 0xFC, 0x56, 0x3E, 0x4B, 0xC6, 0xD2, 0x79, 0x20, 0x9A, 0xDB, 0xC0, 0xFE, 0x78, 0xCD, 0x5A, 0xF4, - 0x1F, 0xDD, 0xA8, 0x33, 0x88, 0x07, 0xC7, 0x31, 0xB1, 0x12, 0x10, 0x59, 0x27, 0x80, 0xEC, 0x5F, - 0x60, 0x51, 0x7F, 0xA9, 0x19, 0xB5, 0x4A, 0x0D, 0x2D, 0xE5, 0x7A, 0x9F, 0x93, 0xC9, 0x9C, 0xEF, - 0xA0, 0xE0, 0x3B, 0x4D, 0xAE, 0x2A, 0xF5, 0xB0, 0xC8, 0xEB, 0xBB, 0x3C, 0x83, 0x53, 0x99, 0x61, - 0x17, 0x2B, 0x04, 0x7E, 0xBA, 0x77, 0xD6, 0x26, 0xE1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0C, 0x7D - ); - - $sbox1 = array(); - $sbox2 = array(); - $sbox3 = array(); - - for ($i = 0; $i < 256; $i++) { - $sbox1[$i << 8] = $sbox0[$i] << 8; - $sbox2[$i << 16] = $sbox0[$i] << 16; - $sbox3[$i << 24] = $sbox0[$i] << 24; - } - } - - return $sbox0[$word & 0x000000FF] | - $sbox1[$word & 0x0000FF00] | - $sbox2[$word & 0x00FF0000] | - $sbox3[$word & 0xFF000000]; - } - - /** - * Pad "packets". - * - * Rijndael works by encrypting between sixteen and thirty-two bytes at a time, provided that number is also a multiple - * of four. If you ever need to encrypt or decrypt something that isn't of the proper length, it becomes necessary to - * pad the input so that it is of the proper length. - * - * Padding is enabled by default. Sometimes, however, it is undesirable to pad strings. Such is the case in SSH, - * where "packets" are padded with random bytes before being encrypted. Unpad these packets and you risk stripping - * away characters that shouldn't be stripped away. (SSH knows how many bytes are added because the length is - * transmitted separately) - * - * @see Crypt_Rijndael::disablePadding() - * @access public - */ - function enablePadding() - { - $this->padding = true; - } - - /** - * Do not pad packets. - * - * @see Crypt_Rijndael::enablePadding() - * @access public - */ - function disablePadding() - { - $this->padding = false; - } - - /** - * Pads a string - * - * Pads a string using the RSA PKCS padding standards so that its length is a multiple of the blocksize. - * $block_size - (strlen($text) % $block_size) bytes are added, each of which is equal to - * chr($block_size - (strlen($text) % $block_size) - * - * If padding is disabled and $text is not a multiple of the blocksize, the string will be padded regardless - * and padding will, hence forth, be enabled. - * - * @see Crypt_Rijndael::_unpad() - * @access private - */ - function _pad($text) - { - $length = strlen($text); - - if (!$this->padding) { - if ($length % $this->block_size == 0) { - return $text; - } else { - user_error("The plaintext's length ($length) is not a multiple of the block size ({$this->block_size})", E_USER_NOTICE); - $this->padding = true; - } - } - - $pad = $this->block_size - ($length % $this->block_size); - - return str_pad($text, $length + $pad, chr($pad)); - } - - /** - * Unpads a string. - * - * If padding is enabled and the reported padding length is invalid the encryption key will be assumed to be wrong - * and false will be returned. - * - * @see Crypt_Rijndael::_pad() - * @access private - */ - function _unpad($text) - { - if (!$this->padding) { - return $text; - } - - $length = ord($text[strlen($text) - 1]); - - if (!$length || $length > $this->block_size) { - return false; - } - - return substr($text, 0, -$length); - } - - /** - * Treat consecutive "packets" as if they are a continuous buffer. - * - * Say you have a 32-byte plaintext $plaintext. Using the default behavior, the two following code snippets - * will yield different outputs: - * - * - * echo $rijndael->encrypt(substr($plaintext, 0, 16)); - * echo $rijndael->encrypt(substr($plaintext, 16, 16)); - * - * - * echo $rijndael->encrypt($plaintext); - * - * - * The solution is to enable the continuous buffer. Although this will resolve the above discrepancy, it creates - * another, as demonstrated with the following: - * - * - * $rijndael->encrypt(substr($plaintext, 0, 16)); - * echo $rijndael->decrypt($des->encrypt(substr($plaintext, 16, 16))); - * - * - * echo $rijndael->decrypt($des->encrypt(substr($plaintext, 16, 16))); - * - * - * With the continuous buffer disabled, these would yield the same output. With it enabled, they yield different - * outputs. The reason is due to the fact that the initialization vector's change after every encryption / - * decryption round when the continuous buffer is enabled. When it's disabled, they remain constant. - * - * Put another way, when the continuous buffer is enabled, the state of the Crypt_Rijndael() object changes after each - * encryption / decryption round, whereas otherwise, it'd remain constant. For this reason, it's recommended that - * continuous buffers not be used. They do offer better security and are, in fact, sometimes required (SSH uses them), - * however, they are also less intuitive and more likely to cause you problems. - * - * @see Crypt_Rijndael::disableContinuousBuffer() - * @access public - */ - function enableContinuousBuffer() - { - $this->continuousBuffer = true; - } - - /** - * Treat consecutive packets as if they are a discontinuous buffer. - * - * The default behavior. - * - * @see Crypt_Rijndael::enableContinuousBuffer() - * @access public - */ - function disableContinuousBuffer() - { - $this->continuousBuffer = false; - $this->encryptIV = $this->iv; - $this->decryptIV = $this->iv; - } - - /** - * String Shift - * - * Inspired by array_shift - * - * @param String $string - * @param optional Integer $index - * @return String - * @access private - */ - function _string_shift(&$string, $index = 1) - { - $substr = substr($string, 0, $index); - $string = substr($string, $index); - return $substr; - } -} - -// vim: ts=4:sw=4:et: -// vim6: fdl=1: -?> + + * setKey('abcdefghijklmnop'); + * + * $size = 10 * 1024; + * $plaintext = ''; + * for ($i = 0; $i < $size; $i++) { + * $plaintext.= 'a'; + * } + * + * echo $rijndael->decrypt($rijndael->encrypt($plaintext)); + * ?> + * + * + * LICENSE: Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + * + * @category Crypt + * @package Crypt_Rijndael + * @author Jim Wigginton + * @copyright MMVIII Jim Wigginton + * @license http://www.opensource.org/licenses/mit-license.html MIT License + * @version $Id: Rijndael.php,v 1.12 2010/02/09 06:10:26 terrafrost Exp $ + * @link http://phpseclib.sourceforge.net + */ + +/**#@+ + * @access public + * @see Crypt_Rijndael::encrypt() + * @see Crypt_Rijndael::decrypt() + */ +/** + * Encrypt / decrypt using the Counter mode. + * + * Set to -1 since that's what Crypt/Random.php uses to index the CTR mode. + * + * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Counter_.28CTR.29 + */ +define('CRYPT_RIJNDAEL_MODE_CTR', -1); +/** + * Encrypt / decrypt using the Electronic Code Book mode. + * + * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Electronic_codebook_.28ECB.29 + */ +define('CRYPT_RIJNDAEL_MODE_ECB', 1); +/** + * Encrypt / decrypt using the Code Book Chaining mode. + * + * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Cipher-block_chaining_.28CBC.29 + */ +define('CRYPT_RIJNDAEL_MODE_CBC', 2); +/** + * Encrypt / decrypt using the Cipher Feedback mode. + * + * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Cipher_feedback_.28CFB.29 + */ +define('CRYPT_RIJNDAEL_MODE_CFB', 3); +/** + * Encrypt / decrypt using the Cipher Feedback mode. + * + * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Output_feedback_.28OFB.29 + */ +define('CRYPT_RIJNDAEL_MODE_OFB', 4); +/**#@-*/ + +/**#@+ + * @access private + * @see Crypt_Rijndael::Crypt_Rijndael() + */ +/** + * Toggles the internal implementation + */ +define('CRYPT_RIJNDAEL_MODE_INTERNAL', 1); +/** + * Toggles the mcrypt implementation + */ +define('CRYPT_RIJNDAEL_MODE_MCRYPT', 2); +/**#@-*/ + +/** + * Pure-PHP implementation of Rijndael. + * + * @author Jim Wigginton + * @version 0.1.0 + * @access public + * @package Crypt_Rijndael + */ +class Crypt_Rijndael { + /** + * The Encryption Mode + * + * @see Crypt_Rijndael::Crypt_Rijndael() + * @var Integer + * @access private + */ + var $mode; + + /** + * The Key + * + * @see Crypt_Rijndael::setKey() + * @var String + * @access private + */ + var $key = "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"; + + /** + * The Initialization Vector + * + * @see Crypt_Rijndael::setIV() + * @var String + * @access private + */ + var $iv = ''; + + /** + * A "sliding" Initialization Vector + * + * @see Crypt_Rijndael::enableContinuousBuffer() + * @var String + * @access private + */ + var $encryptIV = ''; + + /** + * A "sliding" Initialization Vector + * + * @see Crypt_Rijndael::enableContinuousBuffer() + * @var String + * @access private + */ + var $decryptIV = ''; + + /** + * Continuous Buffer status + * + * @see Crypt_Rijndael::enableContinuousBuffer() + * @var Boolean + * @access private + */ + var $continuousBuffer = false; + + /** + * Padding status + * + * @see Crypt_Rijndael::enablePadding() + * @var Boolean + * @access private + */ + var $padding = true; + + /** + * Does the key schedule need to be (re)calculated? + * + * @see setKey() + * @see setBlockLength() + * @see setKeyLength() + * @var Boolean + * @access private + */ + var $changed = true; + + /** + * Has the key length explicitly been set or should it be derived from the key, itself? + * + * @see setKeyLength() + * @var Boolean + * @access private + */ + var $explicit_key_length = false; + + /** + * The Key Schedule + * + * @see _setup() + * @var Array + * @access private + */ + var $w; + + /** + * The Inverse Key Schedule + * + * @see _setup() + * @var Array + * @access private + */ + var $dw; + + /** + * The Block Length + * + * @see setBlockLength() + * @var Integer + * @access private + * @internal The max value is 32, the min value is 16. All valid values are multiples of 4. Exists in conjunction with + * $Nb because we need this value and not $Nb to pad strings appropriately. + */ + var $block_size = 16; + + /** + * The Block Length divided by 32 + * + * @see setBlockLength() + * @var Integer + * @access private + * @internal The max value is 256 / 32 = 8, the min value is 128 / 32 = 4. Exists in conjunction with $block_size + * because the encryption / decryption / key schedule creation requires this number and not $block_size. We could + * derive this from $block_size or vice versa, but that'd mean we'd have to do multiple shift operations, so in lieu + * of that, we'll just precompute it once. + * + */ + var $Nb = 4; + + /** + * The Key Length + * + * @see setKeyLength() + * @var Integer + * @access private + * @internal The max value is 256 / 8 = 32, the min value is 128 / 8 = 16. Exists in conjunction with $key_size + * because the encryption / decryption / key schedule creation requires this number and not $key_size. We could + * derive this from $key_size or vice versa, but that'd mean we'd have to do multiple shift operations, so in lieu + * of that, we'll just precompute it once. + */ + var $key_size = 16; + + /** + * The Key Length divided by 32 + * + * @see setKeyLength() + * @var Integer + * @access private + * @internal The max value is 256 / 32 = 8, the min value is 128 / 32 = 4 + */ + var $Nk = 4; + + /** + * The Number of Rounds + * + * @var Integer + * @access private + * @internal The max value is 14, the min value is 10. + */ + var $Nr; + + /** + * Shift offsets + * + * @var Array + * @access private + */ + var $c; + + /** + * Precomputed mixColumns table + * + * @see Crypt_Rijndael() + * @var Array + * @access private + */ + var $t0; + + /** + * Precomputed mixColumns table + * + * @see Crypt_Rijndael() + * @var Array + * @access private + */ + var $t1; + + /** + * Precomputed mixColumns table + * + * @see Crypt_Rijndael() + * @var Array + * @access private + */ + var $t2; + + /** + * Precomputed mixColumns table + * + * @see Crypt_Rijndael() + * @var Array + * @access private + */ + var $t3; + + /** + * Precomputed invMixColumns table + * + * @see Crypt_Rijndael() + * @var Array + * @access private + */ + var $dt0; + + /** + * Precomputed invMixColumns table + * + * @see Crypt_Rijndael() + * @var Array + * @access private + */ + var $dt1; + + /** + * Precomputed invMixColumns table + * + * @see Crypt_Rijndael() + * @var Array + * @access private + */ + var $dt2; + + /** + * Precomputed invMixColumns table + * + * @see Crypt_Rijndael() + * @var Array + * @access private + */ + var $dt3; + + /** + * Is the mode one that is paddable? + * + * @see Crypt_Rijndael::Crypt_Rijndael() + * @var Boolean + * @access private + */ + var $paddable = false; + + /** + * Encryption buffer for CTR, OFB and CFB modes + * + * @see Crypt_Rijndael::encrypt() + * @var String + * @access private + */ + var $enbuffer = array('encrypted' => '', 'xor' => ''); + + /** + * Decryption buffer for CTR, OFB and CFB modes + * + * @see Crypt_Rijndael::decrypt() + * @var String + * @access private + */ + var $debuffer = array('ciphertext' => ''); + + /** + * Default Constructor. + * + * Determines whether or not the mcrypt extension should be used. $mode should only, at present, be + * CRYPT_RIJNDAEL_MODE_ECB or CRYPT_RIJNDAEL_MODE_CBC. If not explictly set, CRYPT_RIJNDAEL_MODE_CBC will be used. + * + * @param optional Integer $mode + * @return Crypt_Rijndael + * @access public + */ + function Crypt_Rijndael($mode = CRYPT_RIJNDAEL_MODE_CBC) + { + switch ($mode) { + case CRYPT_RIJNDAEL_MODE_ECB: + case CRYPT_RIJNDAEL_MODE_CBC: + $this->paddable = true; + $this->mode = $mode; + break; + case CRYPT_RIJNDAEL_MODE_CTR: + case CRYPT_RIJNDAEL_MODE_CFB: + case CRYPT_RIJNDAEL_MODE_OFB: + $this->mode = $mode; + break; + default: + $this->paddable = true; + $this->mode = CRYPT_RIJNDAEL_MODE_CBC; + } + + $t3 = &$this->t3; + $t2 = &$this->t2; + $t1 = &$this->t1; + $t0 = &$this->t0; + + $dt3 = &$this->dt3; + $dt2 = &$this->dt2; + $dt1 = &$this->dt1; + $dt0 = &$this->dt0; + + // according to (section 5.2.1), + // precomputed tables can be used in the mixColumns phase. in that example, they're assigned t0...t3, so + // those are the names we'll use. + $t3 = array( + 0x6363A5C6, 0x7C7C84F8, 0x777799EE, 0x7B7B8DF6, 0xF2F20DFF, 0x6B6BBDD6, 0x6F6FB1DE, 0xC5C55491, + 0x30305060, 0x01010302, 0x6767A9CE, 0x2B2B7D56, 0xFEFE19E7, 0xD7D762B5, 0xABABE64D, 0x76769AEC, + 0xCACA458F, 0x82829D1F, 0xC9C94089, 0x7D7D87FA, 0xFAFA15EF, 0x5959EBB2, 0x4747C98E, 0xF0F00BFB, + 0xADADEC41, 0xD4D467B3, 0xA2A2FD5F, 0xAFAFEA45, 0x9C9CBF23, 0xA4A4F753, 0x727296E4, 0xC0C05B9B, + 0xB7B7C275, 0xFDFD1CE1, 0x9393AE3D, 0x26266A4C, 0x36365A6C, 0x3F3F417E, 0xF7F702F5, 0xCCCC4F83, + 0x34345C68, 0xA5A5F451, 0xE5E534D1, 0xF1F108F9, 0x717193E2, 0xD8D873AB, 0x31315362, 0x15153F2A, + 0x04040C08, 0xC7C75295, 0x23236546, 0xC3C35E9D, 0x18182830, 0x9696A137, 0x05050F0A, 0x9A9AB52F, + 0x0707090E, 0x12123624, 0x80809B1B, 0xE2E23DDF, 0xEBEB26CD, 0x2727694E, 0xB2B2CD7F, 0x75759FEA, + 0x09091B12, 0x83839E1D, 0x2C2C7458, 0x1A1A2E34, 0x1B1B2D36, 0x6E6EB2DC, 0x5A5AEEB4, 0xA0A0FB5B, + 0x5252F6A4, 0x3B3B4D76, 0xD6D661B7, 0xB3B3CE7D, 0x29297B52, 0xE3E33EDD, 0x2F2F715E, 0x84849713, + 0x5353F5A6, 0xD1D168B9, 0x00000000, 0xEDED2CC1, 0x20206040, 0xFCFC1FE3, 0xB1B1C879, 0x5B5BEDB6, + 0x6A6ABED4, 0xCBCB468D, 0xBEBED967, 0x39394B72, 0x4A4ADE94, 0x4C4CD498, 0x5858E8B0, 0xCFCF4A85, + 0xD0D06BBB, 0xEFEF2AC5, 0xAAAAE54F, 0xFBFB16ED, 0x4343C586, 0x4D4DD79A, 0x33335566, 0x85859411, + 0x4545CF8A, 0xF9F910E9, 0x02020604, 0x7F7F81FE, 0x5050F0A0, 0x3C3C4478, 0x9F9FBA25, 0xA8A8E34B, + 0x5151F3A2, 0xA3A3FE5D, 0x4040C080, 0x8F8F8A05, 0x9292AD3F, 0x9D9DBC21, 0x38384870, 0xF5F504F1, + 0xBCBCDF63, 0xB6B6C177, 0xDADA75AF, 0x21216342, 0x10103020, 0xFFFF1AE5, 0xF3F30EFD, 0xD2D26DBF, + 0xCDCD4C81, 0x0C0C1418, 0x13133526, 0xECEC2FC3, 0x5F5FE1BE, 0x9797A235, 0x4444CC88, 0x1717392E, + 0xC4C45793, 0xA7A7F255, 0x7E7E82FC, 0x3D3D477A, 0x6464ACC8, 0x5D5DE7BA, 0x19192B32, 0x737395E6, + 0x6060A0C0, 0x81819819, 0x4F4FD19E, 0xDCDC7FA3, 0x22226644, 0x2A2A7E54, 0x9090AB3B, 0x8888830B, + 0x4646CA8C, 0xEEEE29C7, 0xB8B8D36B, 0x14143C28, 0xDEDE79A7, 0x5E5EE2BC, 0x0B0B1D16, 0xDBDB76AD, + 0xE0E03BDB, 0x32325664, 0x3A3A4E74, 0x0A0A1E14, 0x4949DB92, 0x06060A0C, 0x24246C48, 0x5C5CE4B8, + 0xC2C25D9F, 0xD3D36EBD, 0xACACEF43, 0x6262A6C4, 0x9191A839, 0x9595A431, 0xE4E437D3, 0x79798BF2, + 0xE7E732D5, 0xC8C8438B, 0x3737596E, 0x6D6DB7DA, 0x8D8D8C01, 0xD5D564B1, 0x4E4ED29C, 0xA9A9E049, + 0x6C6CB4D8, 0x5656FAAC, 0xF4F407F3, 0xEAEA25CF, 0x6565AFCA, 0x7A7A8EF4, 0xAEAEE947, 0x08081810, + 0xBABAD56F, 0x787888F0, 0x25256F4A, 0x2E2E725C, 0x1C1C2438, 0xA6A6F157, 0xB4B4C773, 0xC6C65197, + 0xE8E823CB, 0xDDDD7CA1, 0x74749CE8, 0x1F1F213E, 0x4B4BDD96, 0xBDBDDC61, 0x8B8B860D, 0x8A8A850F, + 0x707090E0, 0x3E3E427C, 0xB5B5C471, 0x6666AACC, 0x4848D890, 0x03030506, 0xF6F601F7, 0x0E0E121C, + 0x6161A3C2, 0x35355F6A, 0x5757F9AE, 0xB9B9D069, 0x86869117, 0xC1C15899, 0x1D1D273A, 0x9E9EB927, + 0xE1E138D9, 0xF8F813EB, 0x9898B32B, 0x11113322, 0x6969BBD2, 0xD9D970A9, 0x8E8E8907, 0x9494A733, + 0x9B9BB62D, 0x1E1E223C, 0x87879215, 0xE9E920C9, 0xCECE4987, 0x5555FFAA, 0x28287850, 0xDFDF7AA5, + 0x8C8C8F03, 0xA1A1F859, 0x89898009, 0x0D0D171A, 0xBFBFDA65, 0xE6E631D7, 0x4242C684, 0x6868B8D0, + 0x4141C382, 0x9999B029, 0x2D2D775A, 0x0F0F111E, 0xB0B0CB7B, 0x5454FCA8, 0xBBBBD66D, 0x16163A2C + ); + + $dt3 = array( + 0xF4A75051, 0x4165537E, 0x17A4C31A, 0x275E963A, 0xAB6BCB3B, 0x9D45F11F, 0xFA58ABAC, 0xE303934B, + 0x30FA5520, 0x766DF6AD, 0xCC769188, 0x024C25F5, 0xE5D7FC4F, 0x2ACBD7C5, 0x35448026, 0x62A38FB5, + 0xB15A49DE, 0xBA1B6725, 0xEA0E9845, 0xFEC0E15D, 0x2F7502C3, 0x4CF01281, 0x4697A38D, 0xD3F9C66B, + 0x8F5FE703, 0x929C9515, 0x6D7AEBBF, 0x5259DA95, 0xBE832DD4, 0x7421D358, 0xE0692949, 0xC9C8448E, + 0xC2896A75, 0x8E7978F4, 0x583E6B99, 0xB971DD27, 0xE14FB6BE, 0x88AD17F0, 0x20AC66C9, 0xCE3AB47D, + 0xDF4A1863, 0x1A3182E5, 0x51336097, 0x537F4562, 0x6477E0B1, 0x6BAE84BB, 0x81A01CFE, 0x082B94F9, + 0x48685870, 0x45FD198F, 0xDE6C8794, 0x7BF8B752, 0x73D323AB, 0x4B02E272, 0x1F8F57E3, 0x55AB2A66, + 0xEB2807B2, 0xB5C2032F, 0xC57B9A86, 0x3708A5D3, 0x2887F230, 0xBFA5B223, 0x036ABA02, 0x16825CED, + 0xCF1C2B8A, 0x79B492A7, 0x07F2F0F3, 0x69E2A14E, 0xDAF4CD65, 0x05BED506, 0x34621FD1, 0xA6FE8AC4, + 0x2E539D34, 0xF355A0A2, 0x8AE13205, 0xF6EB75A4, 0x83EC390B, 0x60EFAA40, 0x719F065E, 0x6E1051BD, + 0x218AF93E, 0xDD063D96, 0x3E05AEDD, 0xE6BD464D, 0x548DB591, 0xC45D0571, 0x06D46F04, 0x5015FF60, + 0x98FB2419, 0xBDE997D6, 0x4043CC89, 0xD99E7767, 0xE842BDB0, 0x898B8807, 0x195B38E7, 0xC8EEDB79, + 0x7C0A47A1, 0x420FE97C, 0x841EC9F8, 0x00000000, 0x80868309, 0x2BED4832, 0x1170AC1E, 0x5A724E6C, + 0x0EFFFBFD, 0x8538560F, 0xAED51E3D, 0x2D392736, 0x0FD9640A, 0x5CA62168, 0x5B54D19B, 0x362E3A24, + 0x0A67B10C, 0x57E70F93, 0xEE96D2B4, 0x9B919E1B, 0xC0C54F80, 0xDC20A261, 0x774B695A, 0x121A161C, + 0x93BA0AE2, 0xA02AE5C0, 0x22E0433C, 0x1B171D12, 0x090D0B0E, 0x8BC7ADF2, 0xB6A8B92D, 0x1EA9C814, + 0xF1198557, 0x75074CAF, 0x99DDBBEE, 0x7F60FDA3, 0x01269FF7, 0x72F5BC5C, 0x663BC544, 0xFB7E345B, + 0x4329768B, 0x23C6DCCB, 0xEDFC68B6, 0xE4F163B8, 0x31DCCAD7, 0x63851042, 0x97224013, 0xC6112084, + 0x4A247D85, 0xBB3DF8D2, 0xF93211AE, 0x29A16DC7, 0x9E2F4B1D, 0xB230F3DC, 0x8652EC0D, 0xC1E3D077, + 0xB3166C2B, 0x70B999A9, 0x9448FA11, 0xE9642247, 0xFC8CC4A8, 0xF03F1AA0, 0x7D2CD856, 0x3390EF22, + 0x494EC787, 0x38D1C1D9, 0xCAA2FE8C, 0xD40B3698, 0xF581CFA6, 0x7ADE28A5, 0xB78E26DA, 0xADBFA43F, + 0x3A9DE42C, 0x78920D50, 0x5FCC9B6A, 0x7E466254, 0x8D13C2F6, 0xD8B8E890, 0x39F75E2E, 0xC3AFF582, + 0x5D80BE9F, 0xD0937C69, 0xD52DA96F, 0x2512B3CF, 0xAC993BC8, 0x187DA710, 0x9C636EE8, 0x3BBB7BDB, + 0x267809CD, 0x5918F46E, 0x9AB701EC, 0x4F9AA883, 0x956E65E6, 0xFFE67EAA, 0xBCCF0821, 0x15E8E6EF, + 0xE79BD9BA, 0x6F36CE4A, 0x9F09D4EA, 0xB07CD629, 0xA4B2AF31, 0x3F23312A, 0xA59430C6, 0xA266C035, + 0x4EBC3774, 0x82CAA6FC, 0x90D0B0E0, 0xA7D81533, 0x04984AF1, 0xECDAF741, 0xCD500E7F, 0x91F62F17, + 0x4DD68D76, 0xEFB04D43, 0xAA4D54CC, 0x9604DFE4, 0xD1B5E39E, 0x6A881B4C, 0x2C1FB8C1, 0x65517F46, + 0x5EEA049D, 0x8C355D01, 0x877473FA, 0x0B412EFB, 0x671D5AB3, 0xDBD25292, 0x105633E9, 0xD647136D, + 0xD7618C9A, 0xA10C7A37, 0xF8148E59, 0x133C89EB, 0xA927EECE, 0x61C935B7, 0x1CE5EDE1, 0x47B13C7A, + 0xD2DF599C, 0xF2733F55, 0x14CE7918, 0xC737BF73, 0xF7CDEA53, 0xFDAA5B5F, 0x3D6F14DF, 0x44DB8678, + 0xAFF381CA, 0x68C43EB9, 0x24342C38, 0xA3405FC2, 0x1DC37216, 0xE2250CBC, 0x3C498B28, 0x0D9541FF, + 0xA8017139, 0x0CB3DE08, 0xB4E49CD8, 0x56C19064, 0xCB84617B, 0x32B670D5, 0x6C5C7448, 0xB85742D0 + ); + + for ($i = 0; $i < 256; $i++) { + $t2[$i << 8] = (($t3[$i] << 8) & 0xFFFFFF00) | (($t3[$i] >> 24) & 0x000000FF); + $t1[$i << 16] = (($t3[$i] << 16) & 0xFFFF0000) | (($t3[$i] >> 16) & 0x0000FFFF); + $t0[$i << 24] = (($t3[$i] << 24) & 0xFF000000) | (($t3[$i] >> 8) & 0x00FFFFFF); + + $dt2[$i << 8] = (($this->dt3[$i] << 8) & 0xFFFFFF00) | (($dt3[$i] >> 24) & 0x000000FF); + $dt1[$i << 16] = (($this->dt3[$i] << 16) & 0xFFFF0000) | (($dt3[$i] >> 16) & 0x0000FFFF); + $dt0[$i << 24] = (($this->dt3[$i] << 24) & 0xFF000000) | (($dt3[$i] >> 8) & 0x00FFFFFF); + } + } + + /** + * Sets the key. + * + * Keys can be of any length. Rijndael, itself, requires the use of a key that's between 128-bits and 256-bits long and + * whose length is a multiple of 32. If the key is less than 256-bits and the key length isn't set, we round the length + * up to the closest valid key length, padding $key with null bytes. If the key is more than 256-bits, we trim the + * excess bits. + * + * If the key is not explicitly set, it'll be assumed to be all null bytes. + * + * @access public + * @param String $key + */ + function setKey($key) + { + $this->key = $key; + $this->changed = true; + } + + /** + * Sets the initialization vector. (optional) + * + * SetIV is not required when CRYPT_RIJNDAEL_MODE_ECB is being used. If not explictly set, it'll be assumed + * to be all zero's. + * + * @access public + * @param String $iv + */ + function setIV($iv) + { + $this->encryptIV = $this->decryptIV = $this->iv = str_pad(substr($iv, 0, $this->block_size), $this->block_size, chr(0)); + } + + /** + * Sets the key length + * + * Valid key lengths are 128, 160, 192, 224, and 256. If the length is less than 128, it will be rounded up to + * 128. If the length is greater then 128 and invalid, it will be rounded down to the closest valid amount. + * + * @access public + * @param Integer $length + */ + function setKeyLength($length) + { + $length >>= 5; + if ($length > 8) { + $length = 8; + } else if ($length < 4) { + $length = 4; + } + $this->Nk = $length; + $this->key_size = $length << 2; + + $this->explicit_key_length = true; + $this->changed = true; + } + + /** + * Sets the password. + * + * Depending on what $method is set to, setPassword()'s (optional) parameters are as follows: + * {@link http://en.wikipedia.org/wiki/PBKDF2 pbkdf2}: + * $hash, $salt, $count + * Set $dkLen by calling setKeyLength() + * + * @param String $password + * @param optional String $method + * @access public + */ + function setPassword($password, $method = 'pbkdf2') + { + $key = ''; + + switch ($method) { + default: // 'pbkdf2' + list(, , $hash, $salt, $count) = func_get_args(); + if (!isset($hash)) { + $hash = 'sha1'; + } + // WPA and WPA use the SSID as the salt + if (!isset($salt)) { + $salt = 'phpseclib/salt'; + } + // RFC2898#section-4.2 uses 1,000 iterations by default + // WPA and WPA2 use 4,096. + if (!isset($count)) { + $count = 1000; + } + + if (!class_exists('Crypt_Hash')) { + require_once('Crypt/Hash.php'); + } + + $i = 1; + while (strlen($key) < $this->key_size) { // $dkLen == $this->key_size + //$dk.= $this->_pbkdf($password, $salt, $count, $i++); + $hmac = new Crypt_Hash(); + $hmac->setHash($hash); + $hmac->setKey($password); + $f = $u = $hmac->hash($salt . pack('N', $i++)); + for ($j = 2; $j <= $count; $j++) { + $u = $hmac->hash($u); + $f^= $u; + } + $key.= $f; + } + } + + $this->setKey(substr($key, 0, $this->key_size)); + } + + /** + * Sets the block length + * + * Valid block lengths are 128, 160, 192, 224, and 256. If the length is less than 128, it will be rounded up to + * 128. If the length is greater then 128 and invalid, it will be rounded down to the closest valid amount. + * + * @access public + * @param Integer $length + */ + function setBlockLength($length) + { + $length >>= 5; + if ($length > 8) { + $length = 8; + } else if ($length < 4) { + $length = 4; + } + $this->Nb = $length; + $this->block_size = $length << 2; + $this->changed = true; + } + + /** + * Generate CTR XOR encryption key + * + * Encrypt the output of this and XOR it against the ciphertext / plaintext to get the + * plaintext / ciphertext in CTR mode. + * + * @see Crypt_Rijndael::decrypt() + * @see Crypt_Rijndael::encrypt() + * @access public + * @param Integer $length + * @param String $iv + */ + function _generate_xor($length, &$iv) + { + $xor = ''; + $block_size = $this->block_size; + $num_blocks = floor(($length + ($block_size - 1)) / $block_size); + for ($i = 0; $i < $num_blocks; $i++) { + $xor.= $iv; + for ($j = 4; $j <= $block_size; $j+=4) { + $temp = substr($iv, -$j, 4); + switch ($temp) { + case "\xFF\xFF\xFF\xFF": + $iv = substr_replace($iv, "\x00\x00\x00\x00", -$j, 4); + break; + case "\x7F\xFF\xFF\xFF": + $iv = substr_replace($iv, "\x80\x00\x00\x00", -$j, 4); + break 2; + default: + extract(unpack('Ncount', $temp)); + $iv = substr_replace($iv, pack('N', $count + 1), -$j, 4); + break 2; + } + } + } + + return $xor; + } + + /** + * Encrypts a message. + * + * $plaintext will be padded with additional bytes such that it's length is a multiple of the block size. Other Rjindael + * implementations may or may not pad in the same manner. Other common approaches to padding and the reasons why it's + * necessary are discussed in the following + * URL: + * + * {@link http://www.di-mgt.com.au/cryptopad.html http://www.di-mgt.com.au/cryptopad.html} + * + * An alternative to padding is to, separately, send the length of the file. This is what SSH, in fact, does. + * strlen($plaintext) will still need to be a multiple of 8, however, arbitrary values can be added to make it that + * length. + * + * @see Crypt_Rijndael::decrypt() + * @access public + * @param String $plaintext + */ + function encrypt($plaintext) + { + $this->_setup(); + if ($this->paddable) { + $plaintext = $this->_pad($plaintext); + } + + $block_size = $this->block_size; + $buffer = &$this->enbuffer; + $continuousBuffer = $this->continuousBuffer; + $ciphertext = ''; + switch ($this->mode) { + case CRYPT_RIJNDAEL_MODE_ECB: + for ($i = 0; $i < strlen($plaintext); $i+=$block_size) { + $ciphertext.= $this->_encryptBlock(substr($plaintext, $i, $block_size)); + } + break; + case CRYPT_RIJNDAEL_MODE_CBC: + $xor = $this->encryptIV; + for ($i = 0; $i < strlen($plaintext); $i+=$block_size) { + $block = substr($plaintext, $i, $block_size); + $block = $this->_encryptBlock($block ^ $xor); + $xor = $block; + $ciphertext.= $block; + } + if ($this->continuousBuffer) { + $this->encryptIV = $xor; + } + break; + case CRYPT_RIJNDAEL_MODE_CTR: + $xor = $this->encryptIV; + if (!empty($buffer['encrypted'])) { + for ($i = 0; $i < strlen($plaintext); $i+=$block_size) { + $block = substr($plaintext, $i, $block_size); + $buffer['encrypted'].= $this->_encryptBlock($this->_generate_xor($block_size, $xor)); + $key = $this->_string_shift($buffer['encrypted'], $block_size); + $ciphertext.= $block ^ $key; + } + } else { + for ($i = 0; $i < strlen($plaintext); $i+=$block_size) { + $block = substr($plaintext, $i, $block_size); + $key = $this->_encryptBlock($this->_generate_xor($block_size, $xor)); + $ciphertext.= $block ^ $key; + } + } + if ($this->continuousBuffer) { + $this->encryptIV = $xor; + if ($start = strlen($plaintext) % $block_size) { + $buffer['encrypted'] = substr($key, $start) . $buffer['encrypted']; + } + } + break; + case CRYPT_RIJNDAEL_MODE_CFB: + if (!empty($buffer['xor'])) { + $ciphertext = $plaintext ^ $buffer['xor']; + $iv = $buffer['encrypted'] . $ciphertext; + $start = strlen($ciphertext); + $buffer['encrypted'].= $ciphertext; + $buffer['xor'] = substr($buffer['xor'], strlen($ciphertext)); + } else { + $ciphertext = ''; + $iv = $this->encryptIV; + $start = 0; + } + + for ($i = $start; $i < strlen($plaintext); $i+=$block_size) { + $block = substr($plaintext, $i, $block_size); + $xor = $this->_encryptBlock($iv); + $iv = $block ^ $xor; + if ($continuousBuffer && strlen($iv) != $block_size) { + $buffer = array( + 'encrypted' => $iv, + 'xor' => substr($xor, strlen($iv)) + ); + } + $ciphertext.= $iv; + } + + if ($this->continuousBuffer) { + $this->encryptIV = $iv; + } + break; + case CRYPT_RIJNDAEL_MODE_OFB: + $xor = $this->encryptIV; + if (strlen($buffer)) { + for ($i = 0; $i < strlen($plaintext); $i+=$block_size) { + $xor = $this->_encryptBlock($xor); + $buffer.= $xor; + $key = $this->_string_shift($buffer, $block_size); + $ciphertext.= substr($plaintext, $i, $block_size) ^ $key; + } + } else { + for ($i = 0; $i < strlen($plaintext); $i+=$block_size) { + $xor = $this->_encryptBlock($xor); + $ciphertext.= substr($plaintext, $i, $block_size) ^ $xor; + } + $key = $xor; + } + if ($this->continuousBuffer) { + $this->encryptIV = $xor; + if ($start = strlen($plaintext) % $block_size) { + $buffer = substr($key, $start) . $buffer; + } + } + } + + return $ciphertext; + } + + /** + * Decrypts a message. + * + * If strlen($ciphertext) is not a multiple of the block size, null bytes will be added to the end of the string until + * it is. + * + * @see Crypt_Rijndael::encrypt() + * @access public + * @param String $ciphertext + */ + function decrypt($ciphertext) + { + $this->_setup(); + + if ($this->paddable) { + // we pad with chr(0) since that's what mcrypt_generic does. to quote from http://php.net/function.mcrypt-generic : + // "The data is padded with "\0" to make sure the length of the data is n * blocksize." + $ciphertext = str_pad($ciphertext, strlen($ciphertext) + ($this->block_size - strlen($ciphertext) % $this->block_size) % $this->block_size, chr(0)); + } + + $block_size = $this->block_size; + $buffer = &$this->debuffer; + $continuousBuffer = $this->continuousBuffer; + $plaintext = ''; + switch ($this->mode) { + case CRYPT_RIJNDAEL_MODE_ECB: + for ($i = 0; $i < strlen($ciphertext); $i+=$block_size) { + $plaintext.= $this->_decryptBlock(substr($ciphertext, $i, $block_size)); + } + break; + case CRYPT_RIJNDAEL_MODE_CBC: + $xor = $this->decryptIV; + for ($i = 0; $i < strlen($ciphertext); $i+=$block_size) { + $block = substr($ciphertext, $i, $block_size); + $plaintext.= $this->_decryptBlock($block) ^ $xor; + $xor = $block; + } + if ($this->continuousBuffer) { + $this->decryptIV = $xor; + } + break; + case CRYPT_RIJNDAEL_MODE_CTR: + $xor = $this->decryptIV; + if (!empty($buffer['ciphertext'])) { + for ($i = 0; $i < strlen($ciphertext); $i+=$block_size) { + $block = substr($ciphertext, $i, $block_size); + $buffer['ciphertext'].= $this->_encryptBlock($this->_generate_xor($block_size, $xor)); + $key = $this->_string_shift($buffer['ciphertext'], $block_size); + $plaintext.= $block ^ $key; + } + } else { + for ($i = 0; $i < strlen($ciphertext); $i+=$block_size) { + $block = substr($ciphertext, $i, $block_size); + $key = $this->_encryptBlock($this->_generate_xor($block_size, $xor)); + $plaintext.= $block ^ $key; + } + } + if ($this->continuousBuffer) { + $this->decryptIV = $xor; + if ($start = strlen($ciphertext) % $block_size) { + $buffer['ciphertext'] = substr($key, $start) . $buffer['encrypted']; + } + } + break; + case CRYPT_RIJNDAEL_MODE_CFB: + if (!empty($buffer['ciphertext'])) { + $plaintext = $ciphertext ^ substr($this->decryptIV, strlen($buffer['ciphertext'])); + $buffer['ciphertext'].= substr($ciphertext, 0, strlen($plaintext)); + if (strlen($buffer['ciphertext']) == $block_size) { + $xor = $this->_encryptBlock($buffer['ciphertext']); + $buffer['ciphertext'] = ''; + } + $start = strlen($plaintext); + $block = $this->decryptIV; + } else { + $plaintext = ''; + $xor = $this->_encryptBlock($this->decryptIV); + $start = 0; + } + + for ($i = $start; $i < strlen($ciphertext); $i+=$block_size) { + $block = substr($ciphertext, $i, $block_size); + $plaintext.= $block ^ $xor; + if ($continuousBuffer && strlen($block) != $block_size) { + $buffer['ciphertext'].= $block; + $block = $xor; + } else if (strlen($block) == $block_size) { + $xor = $this->_encryptBlock($block); + } + } + if ($this->continuousBuffer) { + $this->decryptIV = $block; + } + break; + case CRYPT_RIJNDAEL_MODE_OFB: + $xor = $this->decryptIV; + if (strlen($buffer)) { + for ($i = 0; $i < strlen($ciphertext); $i+=$block_size) { + $xor = $this->_encryptBlock($xor); + $buffer.= $xor; + $key = $this->_string_shift($buffer, $block_size); + $plaintext.= substr($ciphertext, $i, $block_size) ^ $key; + } + } else { + for ($i = 0; $i < strlen($ciphertext); $i+=$block_size) { + $xor = $this->_encryptBlock($xor); + $plaintext.= substr($ciphertext, $i, $block_size) ^ $xor; + } + $key = $xor; + } + if ($this->continuousBuffer) { + $this->decryptIV = $xor; + if ($start = strlen($ciphertext) % $block_size) { + $buffer = substr($key, $start) . $buffer; + } + } + } + + return $this->paddable ? $this->_unpad($plaintext) : $plaintext; + } + + /** + * Encrypts a block + * + * @access private + * @param String $in + * @return String + */ + function _encryptBlock($in) + { + $state = array(); + $words = unpack('N*word', $in); + + $w = $this->w; + $t0 = $this->t0; + $t1 = $this->t1; + $t2 = $this->t2; + $t3 = $this->t3; + $Nb = $this->Nb; + $Nr = $this->Nr; + $c = $this->c; + + // addRoundKey + $i = 0; + foreach ($words as $word) { + $state[] = $word ^ $w[0][$i++]; + } + + // fips-197.pdf#page=19, "Figure 5. Pseudo Code for the Cipher", states that this loop has four components - + // subBytes, shiftRows, mixColumns, and addRoundKey. fips-197.pdf#page=30, "Implementation Suggestions Regarding + // Various Platforms" suggests that performs enhanced implementations are described in Rijndael-ammended.pdf. + // Rijndael-ammended.pdf#page=20, "Implementation aspects / 32-bit processor", discusses such an optimization. + // Unfortunately, the description given there is not quite correct. Per aes.spec.v316.pdf#page=19 [1], + // equation (7.4.7) is supposed to use addition instead of subtraction, so we'll do that here, as well. + + // [1] http://fp.gladman.plus.com/cryptography_technology/rijndael/aes.spec.v316.pdf + $temp = array(); + for ($round = 1; $round < $Nr; $round++) { + $i = 0; // $c[0] == 0 + $j = $c[1]; + $k = $c[2]; + $l = $c[3]; + + while ($i < $this->Nb) { + $temp[$i] = $t0[$state[$i] & 0xFF000000] ^ + $t1[$state[$j] & 0x00FF0000] ^ + $t2[$state[$k] & 0x0000FF00] ^ + $t3[$state[$l] & 0x000000FF] ^ + $w[$round][$i]; + $i++; + $j = ($j + 1) % $Nb; + $k = ($k + 1) % $Nb; + $l = ($l + 1) % $Nb; + } + + for ($i = 0; $i < $Nb; $i++) { + $state[$i] = $temp[$i]; + } + } + + // subWord + for ($i = 0; $i < $Nb; $i++) { + $state[$i] = $this->_subWord($state[$i]); + } + + // shiftRows + addRoundKey + $i = 0; // $c[0] == 0 + $j = $c[1]; + $k = $c[2]; + $l = $c[3]; + while ($i < $this->Nb) { + $temp[$i] = ($state[$i] & 0xFF000000) ^ + ($state[$j] & 0x00FF0000) ^ + ($state[$k] & 0x0000FF00) ^ + ($state[$l] & 0x000000FF) ^ + $w[$Nr][$i]; + $i++; + $j = ($j + 1) % $Nb; + $k = ($k + 1) % $Nb; + $l = ($l + 1) % $Nb; + } + $state = $temp; + + array_unshift($state, 'N*'); + + return call_user_func_array('pack', $state); + } + + /** + * Decrypts a block + * + * @access private + * @param String $in + * @return String + */ + function _decryptBlock($in) + { + $state = array(); + $words = unpack('N*word', $in); + + $num_states = count($state); + $dw = $this->dw; + $dt0 = $this->dt0; + $dt1 = $this->dt1; + $dt2 = $this->dt2; + $dt3 = $this->dt3; + $Nb = $this->Nb; + $Nr = $this->Nr; + $c = $this->c; + + // addRoundKey + $i = 0; + foreach ($words as $word) { + $state[] = $word ^ $dw[$Nr][$i++]; + } + + $temp = array(); + for ($round = $Nr - 1; $round > 0; $round--) { + $i = 0; // $c[0] == 0 + $j = $Nb - $c[1]; + $k = $Nb - $c[2]; + $l = $Nb - $c[3]; + + while ($i < $Nb) { + $temp[$i] = $dt0[$state[$i] & 0xFF000000] ^ + $dt1[$state[$j] & 0x00FF0000] ^ + $dt2[$state[$k] & 0x0000FF00] ^ + $dt3[$state[$l] & 0x000000FF] ^ + $dw[$round][$i]; + $i++; + $j = ($j + 1) % $Nb; + $k = ($k + 1) % $Nb; + $l = ($l + 1) % $Nb; + } + + for ($i = 0; $i < $Nb; $i++) { + $state[$i] = $temp[$i]; + } + } + + // invShiftRows + invSubWord + addRoundKey + $i = 0; // $c[0] == 0 + $j = $Nb - $c[1]; + $k = $Nb - $c[2]; + $l = $Nb - $c[3]; + + while ($i < $Nb) { + $temp[$i] = $dw[0][$i] ^ + $this->_invSubWord(($state[$i] & 0xFF000000) | + ($state[$j] & 0x00FF0000) | + ($state[$k] & 0x0000FF00) | + ($state[$l] & 0x000000FF)); + $i++; + $j = ($j + 1) % $Nb; + $k = ($k + 1) % $Nb; + $l = ($l + 1) % $Nb; + } + + $state = $temp; + + array_unshift($state, 'N*'); + + return call_user_func_array('pack', $state); + } + + /** + * Setup Rijndael + * + * Validates all the variables and calculates $Nr - the number of rounds that need to be performed - and $w - the key + * key schedule. + * + * @access private + */ + function _setup() + { + // Each number in $rcon is equal to the previous number multiplied by two in Rijndael's finite field. + // See http://en.wikipedia.org/wiki/Finite_field_arithmetic#Multiplicative_inverse + static $rcon = array(0, + 0x01000000, 0x02000000, 0x04000000, 0x08000000, 0x10000000, + 0x20000000, 0x40000000, 0x80000000, 0x1B000000, 0x36000000, + 0x6C000000, 0xD8000000, 0xAB000000, 0x4D000000, 0x9A000000, + 0x2F000000, 0x5E000000, 0xBC000000, 0x63000000, 0xC6000000, + 0x97000000, 0x35000000, 0x6A000000, 0xD4000000, 0xB3000000, + 0x7D000000, 0xFA000000, 0xEF000000, 0xC5000000, 0x91000000 + ); + + if (!$this->changed) { + return; + } + + if (!$this->explicit_key_length) { + // we do >> 2, here, and not >> 5, as we do above, since strlen($this->key) tells us the number of bytes - not bits + $length = strlen($this->key) >> 2; + if ($length > 8) { + $length = 8; + } else if ($length < 4) { + $length = 4; + } + $this->Nk = $length; + $this->key_size = $length << 2; + } + + $this->key = str_pad(substr($this->key, 0, $this->key_size), $this->key_size, chr(0)); + $this->encryptIV = $this->decryptIV = $this->iv = str_pad(substr($this->iv, 0, $this->block_size), $this->block_size, chr(0)); + + // see Rijndael-ammended.pdf#page=44 + $this->Nr = max($this->Nk, $this->Nb) + 6; + + // shift offsets for Nb = 5, 7 are defined in Rijndael-ammended.pdf#page=44, + // "Table 8: Shift offsets in Shiftrow for the alternative block lengths" + // shift offsets for Nb = 4, 6, 8 are defined in Rijndael-ammended.pdf#page=14, + // "Table 2: Shift offsets for different block lengths" + switch ($this->Nb) { + case 4: + case 5: + case 6: + $this->c = array(0, 1, 2, 3); + break; + case 7: + $this->c = array(0, 1, 2, 4); + break; + case 8: + $this->c = array(0, 1, 3, 4); + } + + $key = $this->key; + + $w = array_values(unpack('N*words', $key)); + + $length = $this->Nb * ($this->Nr + 1); + for ($i = $this->Nk; $i < $length; $i++) { + $temp = $w[$i - 1]; + if ($i % $this->Nk == 0) { + // according to , "the size of an integer is platform-dependent". + // on a 32-bit machine, it's 32-bits, and on a 64-bit machine, it's 64-bits. on a 32-bit machine, + // 0xFFFFFFFF << 8 == 0xFFFFFF00, but on a 64-bit machine, it equals 0xFFFFFFFF00. as such, doing 'and' + // with 0xFFFFFFFF (or 0xFFFFFF00) on a 32-bit machine is unnecessary, but on a 64-bit machine, it is. + $temp = (($temp << 8) & 0xFFFFFF00) | (($temp >> 24) & 0x000000FF); // rotWord + $temp = $this->_subWord($temp) ^ $rcon[$i / $this->Nk]; + } else if ($this->Nk > 6 && $i % $this->Nk == 4) { + $temp = $this->_subWord($temp); + } + $w[$i] = $w[$i - $this->Nk] ^ $temp; + } + + // convert the key schedule from a vector of $Nb * ($Nr + 1) length to a matrix with $Nr + 1 rows and $Nb columns + // and generate the inverse key schedule. more specifically, + // according to (section 5.3.3), + // "The key expansion for the Inverse Cipher is defined as follows: + // 1. Apply the Key Expansion. + // 2. Apply InvMixColumn to all Round Keys except the first and the last one." + // also, see fips-197.pdf#page=27, "5.3.5 Equivalent Inverse Cipher" + $temp = array(); + for ($i = $row = $col = 0; $i < $length; $i++, $col++) { + if ($col == $this->Nb) { + if ($row == 0) { + $this->dw[0] = $this->w[0]; + } else { + // subWord + invMixColumn + invSubWord = invMixColumn + $j = 0; + while ($j < $this->Nb) { + $dw = $this->_subWord($this->w[$row][$j]); + $temp[$j] = $this->dt0[$dw & 0xFF000000] ^ + $this->dt1[$dw & 0x00FF0000] ^ + $this->dt2[$dw & 0x0000FF00] ^ + $this->dt3[$dw & 0x000000FF]; + $j++; + } + $this->dw[$row] = $temp; + } + + $col = 0; + $row++; + } + $this->w[$row][$col] = $w[$i]; + } + + $this->dw[$row] = $this->w[$row]; + + $this->changed = false; + } + + /** + * Performs S-Box substitutions + * + * @access private + */ + function _subWord($word) + { + static $sbox0, $sbox1, $sbox2, $sbox3; + + if (empty($sbox0)) { + $sbox0 = array( + 0x63, 0x7C, 0x77, 0x7B, 0xF2, 0x6B, 0x6F, 0xC5, 0x30, 0x01, 0x67, 0x2B, 0xFE, 0xD7, 0xAB, 0x76, + 0xCA, 0x82, 0xC9, 0x7D, 0xFA, 0x59, 0x47, 0xF0, 0xAD, 0xD4, 0xA2, 0xAF, 0x9C, 0xA4, 0x72, 0xC0, + 0xB7, 0xFD, 0x93, 0x26, 0x36, 0x3F, 0xF7, 0xCC, 0x34, 0xA5, 0xE5, 0xF1, 0x71, 0xD8, 0x31, 0x15, + 0x04, 0xC7, 0x23, 0xC3, 0x18, 0x96, 0x05, 0x9A, 0x07, 0x12, 0x80, 0xE2, 0xEB, 0x27, 0xB2, 0x75, + 0x09, 0x83, 0x2C, 0x1A, 0x1B, 0x6E, 0x5A, 0xA0, 0x52, 0x3B, 0xD6, 0xB3, 0x29, 0xE3, 0x2F, 0x84, + 0x53, 0xD1, 0x00, 0xED, 0x20, 0xFC, 0xB1, 0x5B, 0x6A, 0xCB, 0xBE, 0x39, 0x4A, 0x4C, 0x58, 0xCF, + 0xD0, 0xEF, 0xAA, 0xFB, 0x43, 0x4D, 0x33, 0x85, 0x45, 0xF9, 0x02, 0x7F, 0x50, 0x3C, 0x9F, 0xA8, + 0x51, 0xA3, 0x40, 0x8F, 0x92, 0x9D, 0x38, 0xF5, 0xBC, 0xB6, 0xDA, 0x21, 0x10, 0xFF, 0xF3, 0xD2, + 0xCD, 0x0C, 0x13, 0xEC, 0x5F, 0x97, 0x44, 0x17, 0xC4, 0xA7, 0x7E, 0x3D, 0x64, 0x5D, 0x19, 0x73, + 0x60, 0x81, 0x4F, 0xDC, 0x22, 0x2A, 0x90, 0x88, 0x46, 0xEE, 0xB8, 0x14, 0xDE, 0x5E, 0x0B, 0xDB, + 0xE0, 0x32, 0x3A, 0x0A, 0x49, 0x06, 0x24, 0x5C, 0xC2, 0xD3, 0xAC, 0x62, 0x91, 0x95, 0xE4, 0x79, + 0xE7, 0xC8, 0x37, 0x6D, 0x8D, 0xD5, 0x4E, 0xA9, 0x6C, 0x56, 0xF4, 0xEA, 0x65, 0x7A, 0xAE, 0x08, + 0xBA, 0x78, 0x25, 0x2E, 0x1C, 0xA6, 0xB4, 0xC6, 0xE8, 0xDD, 0x74, 0x1F, 0x4B, 0xBD, 0x8B, 0x8A, + 0x70, 0x3E, 0xB5, 0x66, 0x48, 0x03, 0xF6, 0x0E, 0x61, 0x35, 0x57, 0xB9, 0x86, 0xC1, 0x1D, 0x9E, + 0xE1, 0xF8, 0x98, 0x11, 0x69, 0xD9, 0x8E, 0x94, 0x9B, 0x1E, 0x87, 0xE9, 0xCE, 0x55, 0x28, 0xDF, + 0x8C, 0xA1, 0x89, 0x0D, 0xBF, 0xE6, 0x42, 0x68, 0x41, 0x99, 0x2D, 0x0F, 0xB0, 0x54, 0xBB, 0x16 + ); + + $sbox1 = array(); + $sbox2 = array(); + $sbox3 = array(); + + for ($i = 0; $i < 256; $i++) { + $sbox1[$i << 8] = $sbox0[$i] << 8; + $sbox2[$i << 16] = $sbox0[$i] << 16; + $sbox3[$i << 24] = $sbox0[$i] << 24; + } + } + + return $sbox0[$word & 0x000000FF] | + $sbox1[$word & 0x0000FF00] | + $sbox2[$word & 0x00FF0000] | + $sbox3[$word & 0xFF000000]; + } + + /** + * Performs inverse S-Box substitutions + * + * @access private + */ + function _invSubWord($word) + { + static $sbox0, $sbox1, $sbox2, $sbox3; + + if (empty($sbox0)) { + $sbox0 = array( + 0x52, 0x09, 0x6A, 0xD5, 0x30, 0x36, 0xA5, 0x38, 0xBF, 0x40, 0xA3, 0x9E, 0x81, 0xF3, 0xD7, 0xFB, + 0x7C, 0xE3, 0x39, 0x82, 0x9B, 0x2F, 0xFF, 0x87, 0x34, 0x8E, 0x43, 0x44, 0xC4, 0xDE, 0xE9, 0xCB, + 0x54, 0x7B, 0x94, 0x32, 0xA6, 0xC2, 0x23, 0x3D, 0xEE, 0x4C, 0x95, 0x0B, 0x42, 0xFA, 0xC3, 0x4E, + 0x08, 0x2E, 0xA1, 0x66, 0x28, 0xD9, 0x24, 0xB2, 0x76, 0x5B, 0xA2, 0x49, 0x6D, 0x8B, 0xD1, 0x25, + 0x72, 0xF8, 0xF6, 0x64, 0x86, 0x68, 0x98, 0x16, 0xD4, 0xA4, 0x5C, 0xCC, 0x5D, 0x65, 0xB6, 0x92, + 0x6C, 0x70, 0x48, 0x50, 0xFD, 0xED, 0xB9, 0xDA, 0x5E, 0x15, 0x46, 0x57, 0xA7, 0x8D, 0x9D, 0x84, + 0x90, 0xD8, 0xAB, 0x00, 0x8C, 0xBC, 0xD3, 0x0A, 0xF7, 0xE4, 0x58, 0x05, 0xB8, 0xB3, 0x45, 0x06, + 0xD0, 0x2C, 0x1E, 0x8F, 0xCA, 0x3F, 0x0F, 0x02, 0xC1, 0xAF, 0xBD, 0x03, 0x01, 0x13, 0x8A, 0x6B, + 0x3A, 0x91, 0x11, 0x41, 0x4F, 0x67, 0xDC, 0xEA, 0x97, 0xF2, 0xCF, 0xCE, 0xF0, 0xB4, 0xE6, 0x73, + 0x96, 0xAC, 0x74, 0x22, 0xE7, 0xAD, 0x35, 0x85, 0xE2, 0xF9, 0x37, 0xE8, 0x1C, 0x75, 0xDF, 0x6E, + 0x47, 0xF1, 0x1A, 0x71, 0x1D, 0x29, 0xC5, 0x89, 0x6F, 0xB7, 0x62, 0x0E, 0xAA, 0x18, 0xBE, 0x1B, + 0xFC, 0x56, 0x3E, 0x4B, 0xC6, 0xD2, 0x79, 0x20, 0x9A, 0xDB, 0xC0, 0xFE, 0x78, 0xCD, 0x5A, 0xF4, + 0x1F, 0xDD, 0xA8, 0x33, 0x88, 0x07, 0xC7, 0x31, 0xB1, 0x12, 0x10, 0x59, 0x27, 0x80, 0xEC, 0x5F, + 0x60, 0x51, 0x7F, 0xA9, 0x19, 0xB5, 0x4A, 0x0D, 0x2D, 0xE5, 0x7A, 0x9F, 0x93, 0xC9, 0x9C, 0xEF, + 0xA0, 0xE0, 0x3B, 0x4D, 0xAE, 0x2A, 0xF5, 0xB0, 0xC8, 0xEB, 0xBB, 0x3C, 0x83, 0x53, 0x99, 0x61, + 0x17, 0x2B, 0x04, 0x7E, 0xBA, 0x77, 0xD6, 0x26, 0xE1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0C, 0x7D + ); + + $sbox1 = array(); + $sbox2 = array(); + $sbox3 = array(); + + for ($i = 0; $i < 256; $i++) { + $sbox1[$i << 8] = $sbox0[$i] << 8; + $sbox2[$i << 16] = $sbox0[$i] << 16; + $sbox3[$i << 24] = $sbox0[$i] << 24; + } + } + + return $sbox0[$word & 0x000000FF] | + $sbox1[$word & 0x0000FF00] | + $sbox2[$word & 0x00FF0000] | + $sbox3[$word & 0xFF000000]; + } + + /** + * Pad "packets". + * + * Rijndael works by encrypting between sixteen and thirty-two bytes at a time, provided that number is also a multiple + * of four. If you ever need to encrypt or decrypt something that isn't of the proper length, it becomes necessary to + * pad the input so that it is of the proper length. + * + * Padding is enabled by default. Sometimes, however, it is undesirable to pad strings. Such is the case in SSH, + * where "packets" are padded with random bytes before being encrypted. Unpad these packets and you risk stripping + * away characters that shouldn't be stripped away. (SSH knows how many bytes are added because the length is + * transmitted separately) + * + * @see Crypt_Rijndael::disablePadding() + * @access public + */ + function enablePadding() + { + $this->padding = true; + } + + /** + * Do not pad packets. + * + * @see Crypt_Rijndael::enablePadding() + * @access public + */ + function disablePadding() + { + $this->padding = false; + } + + /** + * Pads a string + * + * Pads a string using the RSA PKCS padding standards so that its length is a multiple of the blocksize. + * $block_size - (strlen($text) % $block_size) bytes are added, each of which is equal to + * chr($block_size - (strlen($text) % $block_size) + * + * If padding is disabled and $text is not a multiple of the blocksize, the string will be padded regardless + * and padding will, hence forth, be enabled. + * + * @see Crypt_Rijndael::_unpad() + * @access private + */ + function _pad($text) + { + $length = strlen($text); + + if (!$this->padding) { + if ($length % $this->block_size == 0) { + return $text; + } else { + user_error("The plaintext's length ($length) is not a multiple of the block size ({$this->block_size})", E_USER_NOTICE); + $this->padding = true; + } + } + + $pad = $this->block_size - ($length % $this->block_size); + + return str_pad($text, $length + $pad, chr($pad)); + } + + /** + * Unpads a string. + * + * If padding is enabled and the reported padding length is invalid the encryption key will be assumed to be wrong + * and false will be returned. + * + * @see Crypt_Rijndael::_pad() + * @access private + */ + function _unpad($text) + { + if (!$this->padding) { + return $text; + } + + $length = ord($text[strlen($text) - 1]); + + if (!$length || $length > $this->block_size) { + return false; + } + + return substr($text, 0, -$length); + } + + /** + * Treat consecutive "packets" as if they are a continuous buffer. + * + * Say you have a 32-byte plaintext $plaintext. Using the default behavior, the two following code snippets + * will yield different outputs: + * + * + * echo $rijndael->encrypt(substr($plaintext, 0, 16)); + * echo $rijndael->encrypt(substr($plaintext, 16, 16)); + * + * + * echo $rijndael->encrypt($plaintext); + * + * + * The solution is to enable the continuous buffer. Although this will resolve the above discrepancy, it creates + * another, as demonstrated with the following: + * + * + * $rijndael->encrypt(substr($plaintext, 0, 16)); + * echo $rijndael->decrypt($des->encrypt(substr($plaintext, 16, 16))); + * + * + * echo $rijndael->decrypt($des->encrypt(substr($plaintext, 16, 16))); + * + * + * With the continuous buffer disabled, these would yield the same output. With it enabled, they yield different + * outputs. The reason is due to the fact that the initialization vector's change after every encryption / + * decryption round when the continuous buffer is enabled. When it's disabled, they remain constant. + * + * Put another way, when the continuous buffer is enabled, the state of the Crypt_Rijndael() object changes after each + * encryption / decryption round, whereas otherwise, it'd remain constant. For this reason, it's recommended that + * continuous buffers not be used. They do offer better security and are, in fact, sometimes required (SSH uses them), + * however, they are also less intuitive and more likely to cause you problems. + * + * @see Crypt_Rijndael::disableContinuousBuffer() + * @access public + */ + function enableContinuousBuffer() + { + $this->continuousBuffer = true; + } + + /** + * Treat consecutive packets as if they are a discontinuous buffer. + * + * The default behavior. + * + * @see Crypt_Rijndael::enableContinuousBuffer() + * @access public + */ + function disableContinuousBuffer() + { + $this->continuousBuffer = false; + $this->encryptIV = $this->iv; + $this->decryptIV = $this->iv; + } + + /** + * String Shift + * + * Inspired by array_shift + * + * @param String $string + * @param optional Integer $index + * @return String + * @access private + */ + function _string_shift(&$string, $index = 1) + { + $substr = substr($string, 0, $index); + $string = substr($string, $index); + return $substr; + } +} + +// vim: ts=4:sw=4:et: +// vim6: fdl=1: +?> diff --git a/Wello/www/PhpMyAdmin/libraries/select_lang.lib.php b/Wello/www/PhpMyAdmin/libraries/select_lang.lib.php index 17f2cb4..790ac28 100644 --- a/Wello/www/PhpMyAdmin/libraries/select_lang.lib.php +++ b/Wello/www/PhpMyAdmin/libraries/select_lang.lib.php @@ -521,11 +521,11 @@ $GLOBALS['l']['w_page'] = __('Page number:'); // now, that we have loaded the language strings we can send the errors -if ($GLOBALS['lang_failed_cfg'] - || $GLOBALS['lang_failed_cookie'] - || $GLOBALS['lang_failed_request']) { +if ($GLOBALS['lang_failed_cfg'] + || $GLOBALS['lang_failed_cookie'] + || $GLOBALS['lang_failed_request']) { trigger_error( - __('Ignoring unsupported language code'), + __('Ignoring unsupported language code'), E_USER_ERROR ); } diff --git a/Wello/www/css/desktop.css b/Wello/www/css/desktop.css index 3d1f1a9..f9daf36 100644 --- a/Wello/www/css/desktop.css +++ b/Wello/www/css/desktop.css @@ -1,63 +1,63 @@ -@media only screen and (min-width: 40.75em) { - div.well-card { - border: 2px solid #4d4d4d; - margin: 1.5rem; - max-width: 41rem; - } - - main.list { - display: flex; - flex-direction: column; -/* justify-content: center;*/ - align-items: center; - } - - main.list h1{ - display: block; - } - - main.list a{ - width: 75%; - max-width: 41rem; - } -} - -@media only screen and (min-width: 45em) { - div.well-card { - border: 2px solid #4d4d4d; - margin: 1.5rem; - max-width: 41rem; - } - main.search{ - display: flex; - flex-direction: column; - justify-content: center; - align-items: center; - } - - main.search a{ - color: inherit; - width: 50%; - max-width: 41rem; - } - - - -} - -@media only screen and (min-width: 25em) { - main.details{ - max-width: 25rem; - margin-left: auto; - margin-right: auto; - margin-top: 8rem; - } - #add-well{ - display: flex; - flex-direction: column; - align-items: center; - } - main.map{ - margin-top: 0; - } -} +@media only screen and (min-width: 40.75em) { + div.well-card { + border: 2px solid #4d4d4d; + margin: 1.5rem; + max-width: 41rem; + } + + main.list { + display: flex; + flex-direction: column; +/* justify-content: center;*/ + align-items: center; + } + + main.list h1{ + display: block; + } + + main.list a{ + width: 75%; + max-width: 41rem; + } +} + +@media only screen and (min-width: 45em) { + div.well-card { + border: 2px solid #4d4d4d; + margin: 1.5rem; + max-width: 41rem; + } + main.search{ + display: flex; + flex-direction: column; + justify-content: center; + align-items: center; + } + + main.search a{ + color: inherit; + width: 50%; + max-width: 41rem; + } + + + +} + +@media only screen and (min-width: 25em) { + main.details{ + max-width: 25rem; + margin-left: auto; + margin-right: auto; + margin-top: 8rem; + } + #add-well{ + display: flex; + flex-direction: column; + align-items: center; + } + main.map{ + margin-top: 0; + } +} diff --git a/Wello/www/css/main.css b/Wello/www/css/main.css index 38a3a4f..baa9023 100644 --- a/Wello/www/css/main.css +++ b/Wello/www/css/main.css @@ -131,6 +131,7 @@ nav h1{ flex-grow: 1; margin: 0 0; font-size: 1.5rem; + margin-left: 1.25rem; } h1.title{ display: none; diff --git a/Wello/www/css/map-desktop.css b/Wello/www/css/map-desktop.css index 00792f9..3eecbbc 100644 --- a/Wello/www/css/map-desktop.css +++ b/Wello/www/css/map-desktop.css @@ -1,76 +1,76 @@ -@media only screen and (min-width: 65em) { - /* Style adjustments for viewports that meet the condition */ - nav.top-nav{ - width: 5rem; - } - nav.top-nav div.main-bttns{ - flex-direction: column; - } - nav.top-nav h1{ - display: none; - } - nav .slide-menu{ - } - - nav.bottom-nav{ - width: 5rem; - flex-direction: column; - height: calc(100vh - 5rem); - margin-top: 0rem; - justify-content: flex-start; - padding-top: 5rem; - } - nav.bottom-nav button, nav.bottom-nav a{ - margin-bottom: 3rem; - } - - main.map div.well-card{ - margin-left: 0; - margin-right: 0; - top: auto; - bottom: 1rem; - left: auto; - right: auto; - display: none; - } - - div.desk-details{ - display: block; - position: fixed; - right: 0; - top: 0; - width: 23rem; - height: 100vh; - overflow-y: scroll; - border-left: solid black 2px; - background-color: white; - } - div.desk-details ul{ - margin: 1rem - } - div.desk-details li, div.desk-details p{ - margin: 0rem - } - nav.fabs{ - left: 6rem; - bottom: 1rem; - } - main.details{ - margin-top: 0rem; - } -a.go-to{ -/* - width: 23rem; - background-color: #65b2ff; - color: white; -*/ - font-size: 1.25rem; - color: #65b2ff; -/* - margin: 0 0 0 0; - padding: 2rem; -*/ - float: right; - margin: 1rem; -} -} +@media only screen and (min-width: 65em) { + /* Style adjustments for viewports that meet the condition */ + nav.top-nav{ + width: 5rem; + } + nav.top-nav div.main-bttns{ + flex-direction: column; + } + nav.top-nav h1{ + display: none; + } + nav .slide-menu{ + } + + nav.bottom-nav{ + width: 5rem; + flex-direction: column; + height: calc(100vh); + margin-top: 0rem; + justify-content: flex-start; + padding-top: 8rem; + } + nav.bottom-nav button, nav.bottom-nav a{ + margin-bottom: 3rem; + } + + main.map div.well-card{ + margin-left: 0; + margin-right: 0; + top: auto; + bottom: 1rem; + left: auto; + right: auto; + display: none; + } + + div.desk-details{ + display: block; + position: fixed; + right: 0; + top: 0; + width: 23rem; + height: 100vh; + overflow-y: scroll; + border-left: solid black 2px; + background-color: white; + } + div.desk-details ul{ + margin: 1rem + } + div.desk-details li, div.desk-details p{ + margin: 0rem + } + nav.fabs{ + left: 6rem; + bottom: 1rem; + } + main.details{ + margin-top: 0rem; + } +a.go-to{ +/* + width: 23rem; + background-color: #65b2ff; + color: white; +*/ + font-size: 1.25rem; + color: #65b2ff; +/* + margin: 0 0 0 0; + padding: 2rem; +*/ + float: right; + margin: 1rem; +} +} diff --git a/Wello/www/css/well-card.css b/Wello/www/css/well-card.css index a703aa4..9687e4d 100644 --- a/Wello/www/css/well-card.css +++ b/Wello/www/css/well-card.css @@ -1,41 +1,41 @@ -div.well-card div{ - float: left; - width: 65%; - padding: 1rem; -} - -div.well-card h2{ - border-bottom: none; - margin: 0; - font-size: 1rem; -} -div.well-card p{ - border-bottom: none; - margin-top: .25rem; -} -div.well-card { - border-bottom: 2px solid #4d4d4d; - max-width: 41rem; - width: calc(100% - 16px); - box-sizing: border-box; -/* display: block;*/ -/* margin-left: 0;*/ -/* margin-right: 0;*/ -} - -div.well-card .well-img{ - background-image: url(https://s-media-cache-ak0.pinimg.com/originals/33/c2/c4/33c2c4cf367ecee38a162d362a31fd68.jpg); - background-size: cover; - background-position: center; - float: left; - width: 35%; - height: 8rem; -} - -a.search-result{ - color: inherit; -} - -@media only screen and (min-width: 65em) { - -} +div.well-card div{ + float: left; + width: 65%; + padding: 1rem; +} + +div.well-card h2{ + border-bottom: none; + margin: 0; + font-size: 1rem; +} +div.well-card p{ + border-bottom: none; + margin-top: .25rem; +} +div.well-card { + border-bottom: 2px solid #4d4d4d; + max-width: 41rem; + width: calc(100% - 16px); + box-sizing: border-box; +/* display: block;*/ +/* margin-left: 0;*/ +/* margin-right: 0;*/ +} + +div.well-card .well-img{ + background-image: url(https://s-media-cache-ak0.pinimg.com/originals/33/c2/c4/33c2c4cf367ecee38a162d362a31fd68.jpg); + background-size: cover; + background-position: center; + float: left; + width: 35%; + height: 8rem; +} + +a.search-result{ + color: inherit; +} + +@media only screen and (min-width: 65em) { + +} diff --git a/Wello/www/details-content.php b/Wello/www/details-content.php index 8162e01..306e55b 100644 --- a/Wello/www/details-content.php +++ b/Wello/www/details-content.php @@ -1,418 +1,418 @@ - -
- -
    -
  • -

    Date well completed

    - '.$W_Completion_Date.'

    '; - ?> -
    • - -
  • -

    Date of report

    - '.$R_Completion_Date.'

    '; - ?> -
    • - -
  • -

    Permit number

    - '.$Well_ID.'

    '; - ?> -
    • - -
  • -

    Registration number

    - '.$row['Registration_Number'].'

    '; - ?> -
    • - -
  • -

    State well number

    - '.$row['State_Well_No'].'

    '; - ?> -
    • - -
  • -

    Other number

    - '.$row['Other_No'].'

    '; - ?> -
    • -
-
-
-

Owner Info

-
    -

  • Name

    - '.$row['Owner_Name'].'

    '; - ?> -
    • - -
  • -

    Address

    -

    - '.$row['Owner_Address'].'

    '; - ?> -

    -
    • - -
-
-
-

Well location

-
    - -
  • -

    Address

    - '.$row['WellAddress'].'

    '; - ?> -
    • - -
  • -

    Town

    - '.$row['Well_Town'].'

    '; - ?> -
    • - -
  • -

    Lot number

    -

    - -

    -
    • - -
  • -

    GPS coordinates

    -

    Latitude

    - '.$RoundLat.'

    '; - ?> -

    Longitude

    - '.$RoundLong.'

    '; - ?> - -
    • - -
  • -

    Location relative to three permanent landmarks

    -

    - -

    -
    • - -
  • -

    Use

    -

    - -

    -
    • - -
  • -

    Drilling equipment

    - '.$row['Drilling_Equipment'].'

    '; - ?> -
    • - -
-
- -
-

Casing Details

-
    -
  • -

    Length

    -

    - feet -

    -
    • -
  • -

    Diameter

    -

    - inches -

    -
    • - -
  • -

    Weight per foot

    -

    - (weight per foot pounds) -

    -
    • - -
  • -

    Casing Joint Type

    -

    - -

    -
    • - -
  • -

    Drive Shoe?

    -

    - -

    -
    • - -
  • -

    Casing Grouted?

    -

    - -

    -
    • -
-
-
-

Yield Test

-
    -
  • -

    Method

    -

    - -

    -
    • -
  • -

    Test duration

    -

    - -

    -
    • - -
  • -

    Yield

    -

    - GPM -

    -
    • - -
  • -

    Yield test notes

    -

    - -

    -
    • - -
-
-
-

Water Level

-
    -
  • -

    From land surface

    -

    - -

    -
    • - -
  • -

    During yield test

    -

    - -

    -
    • - -
  • -

    Depth of complete well

    -

    - -

    -
    • - -
-
-
-

Screen Details

-
    -
  • -

    Make

    -

    - -

    -
    • - -
  • -

    Length open to aquifier

    -

    - -

    -
    • - -
  • -

    Slot size

    -

    - -

    -
    • - -
  • -

    Diameter

    -

    - -

    -
    • - -
  • -

    Gravel

    -

    - -

    -
    • - -
  • -

    Diameter including gravel pack

    -

    - -

    -
    • - -
  • -

    Gravel size

    -

    - -

    -
    • - -
  • -

    Gravel pack location

    - '.$row['Depth_To_Top_Of_Gravel_Pack'].'

    '; - ?> - to - '.$row['Depth_To_Bottom_Of_Gravel_Pack'].'

    '; - ?> -
    • - -
-
-
-

Other Notes

-
    - -
  • -

    - -

    -
    • - -
-
-

+ +

+ +
    +
  • +

    Date well completed

    + '.$W_Completion_Date.'

    '; + ?> +
    • + +
  • +

    Date of report

    + '.$R_Completion_Date.'

    '; + ?> +
    • + +
  • +

    Permit number

    + '.$Well_ID.'

    '; + ?> +
    • + +
  • +

    Registration number

    + '.$row['Registration_Number'].'

    '; + ?> +
    • + +
  • +

    State well number

    + '.$row['State_Well_No'].'

    '; + ?> +
    • + +
  • +

    Other number

    + '.$row['Other_No'].'

    '; + ?> +
    • +
+
+
+

Owner Info

+
    +

  • Name

    + '.$row['Owner_Name'].'

    '; + ?> +
    • + +
  • +

    Address

    +

    + '.$row['Owner_Address'].'

    '; + ?> +

    +
    • + +
+
+
+

Well location

+
    + +
  • +

    Address

    + '.$row['WellAddress'].'

    '; + ?> +
    • + +
  • +

    Town

    + '.$row['Well_Town'].'

    '; + ?> +
    • + +
  • +

    Lot number

    +

    + +

    +
    • + +
  • +

    GPS coordinates

    +

    Latitude

    + '.$RoundLat.'

    '; + ?> +

    Longitude

    + '.$RoundLong.'

    '; + ?> + +
    • + +
  • +

    Location relative to three permanent landmarks

    +

    + +

    +
    • + +
  • +

    Use

    +

    + +

    +
    • + +
  • +

    Drilling equipment

    + '.$row['Drilling_Equipment'].'

    '; + ?> +
    • + +
+
+ +
+

Casing Details

+
    +
  • +

    Length

    +

    + feet +

    +
    • +
  • +

    Diameter

    +

    + inches +

    +
    • + +
  • +

    Weight per foot

    +

    + (weight per foot pounds) +

    +
    • + +
  • +

    Casing Joint Type

    +

    + +

    +
    • + +
  • +

    Drive Shoe?

    +

    + +

    +
    • + +
  • +

    Casing Grouted?

    +

    + +

    +
    • +
+
+
+

Yield Test

+
    +
  • +

    Method

    +

    + +

    +
    • +
  • +

    Test duration

    +

    + +

    +
    • + +
  • +

    Yield

    +

    + GPM +

    +
    • + +
  • +

    Yield test notes

    +

    + +

    +
    • + +
+
+
+

Water Level

+
    +
  • +

    From land surface

    +

    + +

    +
    • + +
  • +

    During yield test

    +

    + +

    +
    • + +
  • +

    Depth of complete well

    +

    + +

    +
    • + +
+
+
+

Screen Details

+
    +
  • +

    Make

    +

    + +

    +
    • + +
  • +

    Length open to aquifier

    +

    + +

    +
    • + +
  • +

    Slot size

    +

    + +

    +
    • + +
  • +

    Diameter

    +

    + +

    +
    • + +
  • +

    Gravel

    +

    + +

    +
    • + +
  • +

    Diameter including gravel pack

    +

    + +

    +
    • + +
  • +

    Gravel size

    +

    + +

    +
    • + +
  • +

    Gravel pack location

    + '.$row['Depth_To_Top_Of_Gravel_Pack'].'

    '; + ?> + to + '.$row['Depth_To_Bottom_Of_Gravel_Pack'].'

    '; + ?> +
    • + +
+
+
+

Other Notes

+
    + +
  • +

    + +

    +
    • + +
+
+

diff --git a/Wello/www/details-orig.html b/Wello/www/details-orig.html index 1d837e0..835edf8 100644 --- a/Wello/www/details-orig.html +++ b/Wello/www/details-orig.html @@ -1,142 +1,142 @@ - - - - - - - - -

- - - - -Hazzard button - - - -Edit button - - -go back - - -

- - -

-W3Schools.com

-

- - -

- Date Completed: -

Insert date completed here

- - Permit Number: -

Insert Permit Number here

- - State Well Number: -

Insert well number here

- Signature -

Name of the person here

- -

- Owner -

University of Connecticut

- Location -

Mansfield CT

- - -
- -
- Date of Report: -

Insert that here

- - Registrant Number: -

Insert that here

- Other number: -

Insert that here:

- - -

-

- -
- - - - -

-Location Relative To Landmarks -

Insert description here

- - -
- Use : -

where to use

- -
- -
- Drilling Equipment: -

Write what equipment was used

-
-

-

Casing details

-
-

Length: insert length here

-

Diameter: insert here

-

Weight per foot: insert here

-

Drive Shoe: insert here

-

Threaded: insert here

-

Was Casing Grouted: insert here

-
-

Yeild Test

-
-

Methods: insert here

-

Duration: insert here

-

Yield: insert here

-

-Write down the yeild here with same format as above -

-
-

Water Level

-
-

From Land to Surface: insert here

-

During Yeild Test: insert here

-

Depth of Completed Well: insert here

- -
-

Screen Details

-
-

Make: insert here

-

Length Open To Aquilfier: insert here

-

Slot Size: insert here

-

Diameter: insert here

-

Gravel: insert here

-

Diameter Including Gravel Pack: insert here

-

Gravel Size: insert here

-

Gravel Pack Location: insert here

-
-

Depth from land to surface

-
-

We must find a way to iterate based on the value in the submit form

- - -
- - - - - + + + + + + + + +

+ + + + +Hazzard button + + + +Edit button + + +go back + + +

+ + +

+W3Schools.com

+

+ + +

+ Date Completed: +

Insert date completed here

+ + Permit Number: +

Insert Permit Number here

+ + State Well Number: +

Insert well number here

+ Signature +

Name of the person here

+ +

+ Owner +

University of Connecticut

+ Location +

Mansfield CT

+ + +
+ +
+ Date of Report: +

Insert that here

+ + Registrant Number: +

Insert that here

+ Other number: +

Insert that here:

+ + +

+

+ +
+ + + + +

+Location Relative To Landmarks +

Insert description here

+ + +
+ Use : +

where to use

+ +
+ +
+ Drilling Equipment: +

Write what equipment was used

+
+

+

Casing details

+
+

Length: insert length here

+

Diameter: insert here

+

Weight per foot: insert here

+

Drive Shoe: insert here

+

Threaded: insert here

+

Was Casing Grouted: insert here

+
+

Yeild Test

+
+

Methods: insert here

+

Duration: insert here

+

Yield: insert here

+

+Write down the yeild here with same format as above +

+
+

Water Level

+
+

From Land to Surface: insert here

+

During Yeild Test: insert here

+

Depth of Completed Well: insert here

+ +
+

Screen Details

+
+

Make: insert here

+

Length Open To Aquilfier: insert here

+

Slot Size: insert here

+

Diameter: insert here

+

Gravel: insert here

+

Diameter Including Gravel Pack: insert here

+

Gravel Size: insert here

+

Gravel Pack Location: insert here

+
+

Depth from land to surface

+
+

We must find a way to iterate based on the value in the submit form

+ + +
+ + + + + diff --git a/Wello/www/details.php b/Wello/www/details.php index 212c531..9b0b895 100644 --- a/Wello/www/details.php +++ b/Wello/www/details.php @@ -1,119 +1,119 @@ -query($query)) { - $row = $result->fetch_assoc(); -} -?> - - - - - - - - - - - - - - - - - - - - - - -
- - -
- - - - - - - - - +query($query)) { + $row = $result->fetch_assoc(); +} +?> + + + + + + + + + + + + + + + + + + + + + + +
+ + +
+ + + + + + + + + diff --git a/Wello/www/form.php b/Wello/www/form.php index 844cd0a..b8fdc50 100644 --- a/Wello/www/form.php +++ b/Wello/www/form.php @@ -1,612 +1,612 @@ -real_escape_string(trim($_POST['Permit_Number'])); - } -// $Permit_Number = $mysqli->real_escape_string(trim($_POST['well-completion-date'])); -// $Permit_Number = $mysqli->real_escape_string(trim($_POST['report-completion-date'])); - $PermitNumber = $mysqli->real_escape_string(trim($_POST['permit-number'])); - $RegistrantNumber = $mysqli->real_escape_string(trim($_POST['registrant-number'])); - $StateWellNumber = $mysqli->real_escape_string(trim($_POST['state-well-number'])); - $OtherNumber = $mysqli->real_escape_string(trim($_POST['other-number'])); - $OwnerFirstName = $mysqli->real_escape_string(trim($_POST['first-name'])); - $OwnerLastName = $mysqli->real_escape_string(trim($_POST['last-name'])); - $WellStreetNumber = $mysqli->real_escape_string(trim($_POST['well-street-number'])); - $WellStreetAddress = $mysqli->real_escape_string(trim($_POST['well-street-address'])); - $OwnerAddress = $mysqli->real_escape_string(trim($_POST['owner-address'])); - $WellTown = $mysqli->real_escape_string(trim($_POST['town'])); - $WellZip = $mysqli->real_escape_string(trim($_POST['zip-code'])); - $WellLotNumber = $mysqli->real_escape_string(trim($_POST['lot-number'])); - $WellLatitude = $mysqli->real_escape_string(trim($_POST['gps-coordinates-latitude'])); - $WellLongitude = $mysqli->real_escape_string(trim($_POST['gps-coordinate-longitude'])); - $RelativeLocation = $mysqli->real_escape_string(trim($_POST['relative-location'])); - $ProposedUse = $mysqli->real_escape_string(trim($_POST['use'])); -// $OtherUse = $mysqli->real_escape_string(trim($_POST['other-use-case'])); - $DrillingEquipment = $mysqli->real_escape_string(trim($_POST['drilling-equipment'])); -// $OtherEquipment = $mysqli->real_escape_string(trim($_POST['other-equipment'])); - $CasingLength = $mysqli->real_escape_string(trim($_POST['length'])); - $CasingDiameter = $mysqli->real_escape_string(trim($_POST['casing-diameter'])); - $CasingWeight = $mysqli->real_escape_string(trim($_POST['weight'])); - $CasingJoint = $mysqli->real_escape_string(trim($_POST['threaded-vs-welded'])); - $DriveShoe = $mysqli->real_escape_string(trim($_POST['drive-shoe'])); - $CasingGrouting = $mysqli->real_escape_string(trim($_POST['casing-grouting'])); - $YieldType = $mysqli->real_escape_string(trim($_POST['method'])); - $YieldHours = $mysqli->real_escape_string(trim($_POST['yield-hours'])); - $YieldGPM = $mysqli->real_escape_string(trim($_POST['yield-gpm'])); - $YieldNotes = $mysqli->real_escape_string(trim($_POST['yield-test-notes'])); - $WaterDepth = $mysqli->real_escape_string(trim($_POST['water-from-surface'])); - $YieldWaterLevel = $mysqli->real_escape_string(trim($_POST['water-level-during-yield-test'])); - $WellDepth = $mysqli->real_escape_string(trim($_POST['depth-of-well'])); - $ScreenMake = $mysqli->real_escape_string(trim($_POST['make'])); - $OpenScreenLength = $mysqli->real_escape_string(trim($_POST['length-open-to-aquifier'])); - $ScreenSlotSize = $mysqli->real_escape_string(trim($_POST['slot-size'])); - $ScreenDiameter = $mysqli->real_escape_string(trim($_POST['screen-diameter'])); - $Gravel = $mysqli->real_escape_string(trim($_POST['gravel'])); - $DiameterIncludingGravel = $mysqli->real_escape_string(trim($_POST['diameter-including-gravel-pack'])); - $GravelSize = $mysqli->real_escape_string(trim($_POST['gravel-size'])); - $DepthToTop = $mysqli->real_escape_string(trim($_POST['gravel-pack-location-from'])); - $DepthToBottom = $mysqli->real_escape_string(trim($_POST['gravel-pack-location-to'])); - $Comment = $mysqli->real_escape_string(trim($_POST['notes'])); - - if (empty($errors)) { //If no errors in error array - $form_update = "UPDATE well_completion_report - SET - Permit_Number = '$PermitNumber', - Registration_Number = '$RegistrantNumber', - State_Well_No = '$StateWellNumber', - Other_No = '$OtherNumber', - Owner_First_Name = '$OwnerFirstName', - Owner_Last_Name = '$OwnerLastName', - Owner_Address = '$OwnerAddress', - Well_Street_Number = '$WellStreetNumber', - Well_Street_Address = '$WellStreetAddress', - Well_Town = '$WellTown', - Well_Zip = '$WellZip', - Well_Lot_Number = '$WellLotNumber', - Well_Latitude = '$WellLatitude', - Well_Longitude = '$WellLongitude', - Relative_Location = '$RelativeLocation', - Proposed_Use = '$ProposedUse', - Drilling_Equipment = '$DrillingEquipment', - Casing_Length_Feet = '$CasingLength', - Casing_Diameter_Inches = '$CasingDiameter', - Casing_Weight_Per_Foot_Pounds = '$CasingWeight', - Casing_Joint_Type = '$CasingJoint', - Drive_Shoe = '$DriveShoe', - Grouted = '$CasingGrouting', - Yield_Test_Type = '$YieldType', - Yield_Test_Hours = '$YieldHours', - Yield_GPM = '$YieldGPM', - Yield_Test_Notes = '$YieldNotes', - Static_Water_Level_Feet = '$WaterDepth', - Yield_Test_Water_Level_Feet = '$YieldWaterLevel', - Well_Depth_Feet = '$WellDepth', - Screen_Make = '$ScreenMake', - Open_Screen_Length_Feet = '$OpenScreenLength', - Screen_Slot_Size = '$ScreenSlotSize', - Screen_Diameter_Inches = '$ScreenDiameter', - Gravel_Packed = '$Gravel', - Well_Diameter_Inches = '$DiameterIncludingGravel', - Gravel_Size_Inches = '$GravelSize', - comment = '$Comment', - Depth_To_Top_Of_Gravel_Pack = '$DepthToTop', - Depth_To_Bottom_Of_Gravel_Pack = '$DepthToBottom' - WHERE Permit_Number = $Well_ID - LIMIT 1"; - $r_update = $mysqli->query($form_update); - } - if ($mysqli->affected_rows == 1){ - echo '

IT RAN PROPERLY

'; - } - else { - echo '

IT FUCKED UP PROPERLY

'; - } - -} - -$query = "SELECT - Date_Well_Completed, - Date_of_Report, - Registration_Number, - State_Well_No, - Other_No, - Owner_First_Name, - Owner_Last_Name, - Owner_Address, - Well_Street_Number, - Well_Street_Name, - Well_Town, - Well_Lot_Number, - Well_Latitude, - Well_Longitude, - Relative_Location, - Proposed_Use, - Drilling_Equipment, - Casing_Length_Feet, - Casing_Diameter_Inches, - Casing_Weight_Per_Foot_Pounds, - Casing_Joint_Type, - Drive_Shoe, - Grouted, - Yield_Test_Type, - Yield_Test_Hours, - Yield_GPM, - Yield_Test_Notes, - Static_Water_Level_Feet, - Yield_Test_Water_Level_Feet, - Well_Depth_Feet, - Screen_Make, - Open_Screen_Length_Feet, - Screen_Slot_Size, - Screen_Diameter_Inches, - Gravel_Packed, - Well_Diameter_Inches, - Gravel_Size_Inches, - comment, - Depth_To_Top_Of_Gravel_Pack, - Depth_To_Bottom_Of_Gravel_Pack - - - FROM well_completion_report - WHERE Permit_Number = $Well_ID"; -if ($result = $mysqli->query($query)) { - $row = $result->fetch_assoc(); - foreach ($row as &$value) { - if ($value == ""){ - $value == "Not Specified"; - } - } -} -?> - - - - - - - - - - - - - - - - - - - - - - '; - ?> -
- - -
-
-
    -
  • - - '; - ?> -
    • - -
  • - - '; - ?> -
    • - -
  • - - '; - ?> -
    • - -
  • - - -
    • - -
  • - - -
    • - -
  • - - -
    • -
-
-
- -

Owner Info

-
    -
  • - -
    • - -
  • - -
    • - -
  • - - -
    • - -
-
-
-

Well location

-
    - -
  • - - -
    • - -
  • - - -
    • - -
  • - - -
    • - -
  • - - -
    • - -
  • - - -
    • - -
  • - -

    - - - - - -
    • - -
  • - - -
    • - -
  • - - '; - foreach ($ProposedArray as $value) { - //sticky form implementation for drop down, set selected to previous user input - if ($row['Proposed_Use'] == $value) { - echo ''; - } else { - echo ''; - } - } - echo ''; - ?> - -
    • - -
  • - - '; - foreach ($DrillingEquipArray as $value) { - //sticky form implementation for drop down, set selected to previous user input - if ($row['Proposed_Use'] == $value) { - echo ''; - } else { - echo ''; - } - } - echo ''; - ?> - -
    • - -
-
-
-

Casing Details

-
    -
  • - - feet -
    • -
  • - - inches -
    • - -
  • - - lbs/feet -
    • - -
  • - type="radio" name="threaded-vs-welded" value="Threaded"> Threaded - value="" type="radio" name="threaded-vs-welded" value="Welded"> Welded -
    • - -
  • - - value="" type="radio" name="drive-shoe" value="1"> yes - value="" type="radio" name="drive-shoe" value="0"> no -
    • - -
  • - - type="radio" name="casing-grouting" value="1"> yes - type="radio" name="casing-grouting" value="0"> no -
    • -
-
-
-

Yield Test

-
    -
  • - - -
    • -
  • - - hours -
    • - -
  • - - gallons per minute -
    • - -
  • - - -
    • - -
-
-
-

Water Level

-
    -
  • - - feet -
    • - -
  • - - feet -
    • - -
  • - - feet -
    • - -
-
-
-

Screen Details

-
    -
  • - - -
    • - -
  • - - feet -
    • - -
  • - - -
    • - -
  • - - inches -
    • - -
  • - - type="radio" name="gravel" value="Packed"> Packed - type="radio" name="gravel" value="Unpacked"> Unpacked -
    • - -
  • - - inches -
    • - -
  • - - inches -
    • - -
  • - - feet -
    to
    - feet -
    • - -
-
-
-

Other Notes

-
    - -
  • - -
    • - -
- - -
- - - - - - - - - - - - +real_escape_string(trim($_POST['Permit_Number'])); + } +// $Permit_Number = $mysqli->real_escape_string(trim($_POST['well-completion-date'])); +// $Permit_Number = $mysqli->real_escape_string(trim($_POST['report-completion-date'])); + $PermitNumber = $mysqli->real_escape_string(trim($_POST['permit-number'])); + $RegistrantNumber = $mysqli->real_escape_string(trim($_POST['registrant-number'])); + $StateWellNumber = $mysqli->real_escape_string(trim($_POST['state-well-number'])); + $OtherNumber = $mysqli->real_escape_string(trim($_POST['other-number'])); + $OwnerFirstName = $mysqli->real_escape_string(trim($_POST['first-name'])); + $OwnerLastName = $mysqli->real_escape_string(trim($_POST['last-name'])); + $WellStreetNumber = $mysqli->real_escape_string(trim($_POST['well-street-number'])); + $WellStreetAddress = $mysqli->real_escape_string(trim($_POST['well-street-address'])); + $OwnerAddress = $mysqli->real_escape_string(trim($_POST['owner-address'])); + $WellTown = $mysqli->real_escape_string(trim($_POST['town'])); + $WellZip = $mysqli->real_escape_string(trim($_POST['zip-code'])); + $WellLotNumber = $mysqli->real_escape_string(trim($_POST['lot-number'])); + $WellLatitude = $mysqli->real_escape_string(trim($_POST['gps-coordinates-latitude'])); + $WellLongitude = $mysqli->real_escape_string(trim($_POST['gps-coordinate-longitude'])); + $RelativeLocation = $mysqli->real_escape_string(trim($_POST['relative-location'])); + $ProposedUse = $mysqli->real_escape_string(trim($_POST['use'])); +// $OtherUse = $mysqli->real_escape_string(trim($_POST['other-use-case'])); + $DrillingEquipment = $mysqli->real_escape_string(trim($_POST['drilling-equipment'])); +// $OtherEquipment = $mysqli->real_escape_string(trim($_POST['other-equipment'])); + $CasingLength = $mysqli->real_escape_string(trim($_POST['length'])); + $CasingDiameter = $mysqli->real_escape_string(trim($_POST['casing-diameter'])); + $CasingWeight = $mysqli->real_escape_string(trim($_POST['weight'])); + $CasingJoint = $mysqli->real_escape_string(trim($_POST['threaded-vs-welded'])); + $DriveShoe = $mysqli->real_escape_string(trim($_POST['drive-shoe'])); + $CasingGrouting = $mysqli->real_escape_string(trim($_POST['casing-grouting'])); + $YieldType = $mysqli->real_escape_string(trim($_POST['method'])); + $YieldHours = $mysqli->real_escape_string(trim($_POST['yield-hours'])); + $YieldGPM = $mysqli->real_escape_string(trim($_POST['yield-gpm'])); + $YieldNotes = $mysqli->real_escape_string(trim($_POST['yield-test-notes'])); + $WaterDepth = $mysqli->real_escape_string(trim($_POST['water-from-surface'])); + $YieldWaterLevel = $mysqli->real_escape_string(trim($_POST['water-level-during-yield-test'])); + $WellDepth = $mysqli->real_escape_string(trim($_POST['depth-of-well'])); + $ScreenMake = $mysqli->real_escape_string(trim($_POST['make'])); + $OpenScreenLength = $mysqli->real_escape_string(trim($_POST['length-open-to-aquifier'])); + $ScreenSlotSize = $mysqli->real_escape_string(trim($_POST['slot-size'])); + $ScreenDiameter = $mysqli->real_escape_string(trim($_POST['screen-diameter'])); + $Gravel = $mysqli->real_escape_string(trim($_POST['gravel'])); + $DiameterIncludingGravel = $mysqli->real_escape_string(trim($_POST['diameter-including-gravel-pack'])); + $GravelSize = $mysqli->real_escape_string(trim($_POST['gravel-size'])); + $DepthToTop = $mysqli->real_escape_string(trim($_POST['gravel-pack-location-from'])); + $DepthToBottom = $mysqli->real_escape_string(trim($_POST['gravel-pack-location-to'])); + $Comment = $mysqli->real_escape_string(trim($_POST['notes'])); + + if (empty($errors)) { //If no errors in error array + $form_update = "UPDATE well_completion_report + SET + Permit_Number = '$PermitNumber', + Registration_Number = '$RegistrantNumber', + State_Well_No = '$StateWellNumber', + Other_No = '$OtherNumber', + Owner_First_Name = '$OwnerFirstName', + Owner_Last_Name = '$OwnerLastName', + Owner_Address = '$OwnerAddress', + Well_Street_Number = '$WellStreetNumber', + Well_Street_Address = '$WellStreetAddress', + Well_Town = '$WellTown', + Well_Zip = '$WellZip', + Well_Lot_Number = '$WellLotNumber', + Well_Latitude = '$WellLatitude', + Well_Longitude = '$WellLongitude', + Relative_Location = '$RelativeLocation', + Proposed_Use = '$ProposedUse', + Drilling_Equipment = '$DrillingEquipment', + Casing_Length_Feet = '$CasingLength', + Casing_Diameter_Inches = '$CasingDiameter', + Casing_Weight_Per_Foot_Pounds = '$CasingWeight', + Casing_Joint_Type = '$CasingJoint', + Drive_Shoe = '$DriveShoe', + Grouted = '$CasingGrouting', + Yield_Test_Type = '$YieldType', + Yield_Test_Hours = '$YieldHours', + Yield_GPM = '$YieldGPM', + Yield_Test_Notes = '$YieldNotes', + Static_Water_Level_Feet = '$WaterDepth', + Yield_Test_Water_Level_Feet = '$YieldWaterLevel', + Well_Depth_Feet = '$WellDepth', + Screen_Make = '$ScreenMake', + Open_Screen_Length_Feet = '$OpenScreenLength', + Screen_Slot_Size = '$ScreenSlotSize', + Screen_Diameter_Inches = '$ScreenDiameter', + Gravel_Packed = '$Gravel', + Well_Diameter_Inches = '$DiameterIncludingGravel', + Gravel_Size_Inches = '$GravelSize', + comment = '$Comment', + Depth_To_Top_Of_Gravel_Pack = '$DepthToTop', + Depth_To_Bottom_Of_Gravel_Pack = '$DepthToBottom' + WHERE Permit_Number = $Well_ID + LIMIT 1"; + $r_update = $mysqli->query($form_update); + } + if ($mysqli->affected_rows == 1){ + echo '

IT RAN PROPERLY

'; + } + else { + echo '

IT FUCKED UP PROPERLY

'; + } + +} + +$query = "SELECT + Date_Well_Completed, + Date_of_Report, + Registration_Number, + State_Well_No, + Other_No, + Owner_First_Name, + Owner_Last_Name, + Owner_Address, + Well_Street_Number, + Well_Street_Name, + Well_Town, + Well_Lot_Number, + Well_Latitude, + Well_Longitude, + Relative_Location, + Proposed_Use, + Drilling_Equipment, + Casing_Length_Feet, + Casing_Diameter_Inches, + Casing_Weight_Per_Foot_Pounds, + Casing_Joint_Type, + Drive_Shoe, + Grouted, + Yield_Test_Type, + Yield_Test_Hours, + Yield_GPM, + Yield_Test_Notes, + Static_Water_Level_Feet, + Yield_Test_Water_Level_Feet, + Well_Depth_Feet, + Screen_Make, + Open_Screen_Length_Feet, + Screen_Slot_Size, + Screen_Diameter_Inches, + Gravel_Packed, + Well_Diameter_Inches, + Gravel_Size_Inches, + comment, + Depth_To_Top_Of_Gravel_Pack, + Depth_To_Bottom_Of_Gravel_Pack + + + FROM well_completion_report + WHERE Permit_Number = $Well_ID"; +if ($result = $mysqli->query($query)) { + $row = $result->fetch_assoc(); + foreach ($row as &$value) { + if ($value == ""){ + $value == "Not Specified"; + } + } +} +?> + + + + + + + + + + + + + + + + + + + + + + '; + ?> +
+ + +
+
+
    +
  • + + '; + ?> +
    • + +
  • + + '; + ?> +
    • + +
  • + + '; + ?> +
    • + +
  • + + +
    • + +
  • + + +
    • + +
  • + + +
    • +
+
+
+ +

Owner Info

+
    +
  • + +
    • + +
  • + +
    • + +
  • + + +
    • + +
+
+
+

Well location

+
    + +
  • + + +
    • + +
  • + + +
    • + +
  • + + +
    • + +
  • + + +
    • + +
  • + + +
    • + +
  • + +

    + + + + + +
    • + +
  • + + +
    • + +
  • + + '; + foreach ($ProposedArray as $value) { + //sticky form implementation for drop down, set selected to previous user input + if ($row['Proposed_Use'] == $value) { + echo ''; + } else { + echo ''; + } + } + echo ''; + ?> + +
    • + +
  • + + '; + foreach ($DrillingEquipArray as $value) { + //sticky form implementation for drop down, set selected to previous user input + if ($row['Proposed_Use'] == $value) { + echo ''; + } else { + echo ''; + } + } + echo ''; + ?> + +
    • + +
+
+
+

Casing Details

+
    +
  • + + feet +
    • +
  • + + inches +
    • + +
  • + + lbs/feet +
    • + +
  • + type="radio" name="threaded-vs-welded" value="Threaded"> Threaded + value="" type="radio" name="threaded-vs-welded" value="Welded"> Welded +
    • + +
  • + + value="" type="radio" name="drive-shoe" value="1"> yes + value="" type="radio" name="drive-shoe" value="0"> no +
    • + +
  • + + type="radio" name="casing-grouting" value="1"> yes + type="radio" name="casing-grouting" value="0"> no +
    • +
+
+
+

Yield Test

+
    +
  • + + +
    • +
  • + + hours +
    • + +
  • + + gallons per minute +
    • + +
  • + + +
    • + +
+
+
+

Water Level

+
    +
  • + + feet +
    • + +
  • + + feet +
    • + +
  • + + feet +
    • + +
+
+
+

Screen Details

+
    +
  • + + +
    • + +
  • + + feet +
    • + +
  • + + +
    • + +
  • + + inches +
    • + +
  • + + type="radio" name="gravel" value="Packed"> Packed + type="radio" name="gravel" value="Unpacked"> Unpacked +
    • + +
  • + + inches +
    • + +
  • + + inches +
    • + +
  • + + feet +
    to
    + feet +
    • + +
+
+
+

Other Notes

+
    + +
  • + +
    • + +
+ + +
+ + + + + + + + + + + + diff --git a/Wello/www/js/main.js b/Wello/www/js/main.js index 6069cba..a5636af 100644 --- a/Wello/www/js/main.js +++ b/Wello/www/js/main.js @@ -1,43 +1,43 @@ -$('select').change(function() { - - if ($(this).val() == "Other"){ - $(this).next().css("display", "block") - } else { - $(this).next().css("display", "none") - }; - -}); - -var x = document.getElementById("demo"); - -function getLocation() { - if (navigator.geolocation) { - navigator.geolocation.getCurrentPosition(showPosition); - } else { - x.innerHTML = "Geolocation is not supported by this browser."; - } -} - -function showPosition(position) { - $("#gps-coordinates-latitude").val(position.coords.latitude); - $("#gps-coordinates-longitude").val(position.coords.longitude); - //x.innerHTML = "Latitude: " + position.coords.latitude + - //"
Longitude: " + position.coords.longitude; -} - -//function getLoc() { -// if (navigator.geolocation) { -// navigator.geolocation.getCurrentPosition(showPos); -// } else { -// x.innerHTML = "Geolocation is not supported by this browser."; -// } -//} -// -//function showPos(position) { -// var cur[]; -// cur[0] = position.coords.latitude; -// cur [1] = position.coords.longitude; -// return cur; -// //x.innerHTML = "Latitude: " + position.coords.latitude + -// //"
Longitude: " + position.coords.longitude; +$('select').change(function() { + + if ($(this).val() == "Other"){ + $(this).next().css("display", "block") + } else { + $(this).next().css("display", "none") + }; + +}); + +var x = document.getElementById("demo"); + +function getLocation() { + if (navigator.geolocation) { + navigator.geolocation.getCurrentPosition(showPosition); + } else { + x.innerHTML = "Geolocation is not supported by this browser."; + } +} + +function showPosition(position) { + $("#gps-coordinates-latitude").val(position.coords.latitude); + $("#gps-coordinates-longitude").val(position.coords.longitude); + //x.innerHTML = "Latitude: " + position.coords.latitude + + //"
Longitude: " + position.coords.longitude; +} + +//function getLoc() { +// if (navigator.geolocation) { +// navigator.geolocation.getCurrentPosition(showPos); +// } else { +// x.innerHTML = "Geolocation is not supported by this browser."; +// } +//} +// +//function showPos(position) { +// var cur[]; +// cur[0] = position.coords.latitude; +// cur [1] = position.coords.longitude; +// return cur; +// //x.innerHTML = "Latitude: " + position.coords.latitude + +// //"
Longitude: " + position.coords.longitude; //} \ No newline at end of file diff --git a/Wello/www/map.html b/Wello/www/map.html index e97c5ee..b338002 100644 --- a/Wello/www/map.html +++ b/Wello/www/map.html @@ -1,109 +1,109 @@ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
- -
- - - -
-
-
-

Well Name

-

short well description

- DETAILS -
-
- -
- - - - - - - - - - - - - - - - - - - + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +
+ +
+ + + +
+
+
+

Well Name

+

short well description

+ DETAILS +
+
+ +
+ + + + + + + + + + + + + + + + + + + diff --git a/Wello/www/map.php b/Wello/www/map.php index cfd5156..f3dc091 100644 --- a/Wello/www/map.php +++ b/Wello/www/map.php @@ -1,174 +1,174 @@ - - - - - - - WRA | Map - - - - - - - - - - - - - - - - - - - - - - - - - - - -
- -
-
- - -
- go to > - -
- -
- - - - - - - - - - - - - - - - - + + + + + + + + + + + + + + + + + + + + + + + +
+ +
+
+ + +
+ go to > + +
+ +
+ + + + + + + + + + + + + + + + + \ No newline at end of file diff --git a/Wello/www/mapERIK.php b/Wello/www/mapERIK.php index 717992e..1c929d1 100644 --- a/Wello/www/mapERIK.php +++ b/Wello/www/mapERIK.php @@ -1,199 +1,199 @@ - - - - - - - WRA | Map - - - - - - - - - - - - - - - - - - - - - - - - - - - -
- -
-
- -
-
-
-

Well Name

-

short well description

- DETAILS -
-
- -
- go to > - -
- -
- - - - - - - - - - - - - - - - - + + + + + + + WRA | Map + + + + + + + + + + + + + + + + + + + + + + + + + + + +
+ +
+
+ +
+
+
+

Well Name

+

short well description

+ DETAILS +
+
+ +
+ go to > + +
+ +
+ + + + + + + + + + + + + + + + + diff --git a/Wello/www/maps.js b/Wello/www/maps.js index 1a42c4a..5eb558b 100644 --- a/Wello/www/maps.js +++ b/Wello/www/maps.js @@ -1,84 +1,84 @@ -var map; -var infoWindow; - -// markersData variable stores the information necessary to each marker -// figure out a way to import mapData - - -function initialize() { - var mapOptions = { - center: new google.maps.LatLng(40.601203,-8.668173), - zoom: 9, - mapTypeId: 'roadmap', - }; - - map = new google.maps.Map(document.getElementById('map-canvas'), mapOptions); - - // a new Info Window is created - infoWindow = new google.maps.InfoWindow(); - - // Event that closes the Info Window with a click on the map - google.maps.event.addListener(map, 'click', function() { - infoWindow.close(); - }); - - // Finally displayMarkers() function is called to begin the markers creation - displayMarkers(); -} -google.maps.event.addDomListener(window, 'load', initialize); - - -// This function will iterate over markersData array -// creating markers with createMarker function -function displayMarkers(){ - - // this variable sets the map bounds according to markers position - var bounds = new google.maps.LatLngBounds(); - - // for loop traverses markersData array calling createMarker function for each marker - for (var i = 0; i < markersData.length; i++){ - - var latlng = new google.maps.LatLng(markersData[i].lat, markersData[i].lng); - var name = markersData[i].name; - var address1 = markersData[i].address1; - var address2 = markersData[i].address2; - var postalCode = markersData[i].postalCode; - - createMarker(latlng, name, address1, address2, postalCode); - - // marker position is added to bounds variable - bounds.extend(latlng); - } - - // Finally the bounds variable is used to set the map bounds - // with fitBounds() function - map.fitBounds(bounds); -} - -// This function creates each marker and it sets their Info Window content -function createMarker(latlng, name, address1, address2, postalCode){ - var marker = new google.maps.Marker({ - map: map, - position: latlng, - title: name - }); - - // This event expects a click on a marker - // When this event is fired the Info Window content is created - // and the Info Window is opened. - google.maps.event.addListener(marker, 'click', function() { - - // Creating the content to be inserted in the infowindow - var iwContent = '
' + - '
' + name + '
' + - '
' + address1 + '
' + - address2 + '
' + - postalCode + '
'; - - // including content to the Info Window. - infoWindow.setContent(iwContent); - - // opening the Info Window in the current map and at the current marker location. - infoWindow.open(map, marker); - }); -} +var map; +var infoWindow; + +// markersData variable stores the information necessary to each marker +// figure out a way to import mapData + + +function initialize() { + var mapOptions = { + center: new google.maps.LatLng(40.601203,-8.668173), + zoom: 9, + mapTypeId: 'roadmap', + }; + + map = new google.maps.Map(document.getElementById('map-canvas'), mapOptions); + + // a new Info Window is created + infoWindow = new google.maps.InfoWindow(); + + // Event that closes the Info Window with a click on the map + google.maps.event.addListener(map, 'click', function() { + infoWindow.close(); + }); + + // Finally displayMarkers() function is called to begin the markers creation + displayMarkers(); +} +google.maps.event.addDomListener(window, 'load', initialize); + + +// This function will iterate over markersData array +// creating markers with createMarker function +function displayMarkers(){ + + // this variable sets the map bounds according to markers position + var bounds = new google.maps.LatLngBounds(); + + // for loop traverses markersData array calling createMarker function for each marker + for (var i = 0; i < markersData.length; i++){ + + var latlng = new google.maps.LatLng(markersData[i].lat, markersData[i].lng); + var name = markersData[i].name; + var address1 = markersData[i].address1; + var address2 = markersData[i].address2; + var postalCode = markersData[i].postalCode; + + createMarker(latlng, name, address1, address2, postalCode); + + // marker position is added to bounds variable + bounds.extend(latlng); + } + + // Finally the bounds variable is used to set the map bounds + // with fitBounds() function + map.fitBounds(bounds); +} + +// This function creates each marker and it sets their Info Window content +function createMarker(latlng, name, address1, address2, postalCode){ + var marker = new google.maps.Marker({ + map: map, + position: latlng, + title: name + }); + + // This event expects a click on a marker + // When this event is fired the Info Window content is created + // and the Info Window is opened. + google.maps.event.addListener(marker, 'click', function() { + + // Creating the content to be inserted in the infowindow + var iwContent = '
' + + '
' + name + '
' + + '
' + address1 + '
' + + address2 + '
' + + postalCode + '
'; + + // including content to the Info Window. + infoWindow.setContent(iwContent); + + // opening the Info Window in the current map and at the current marker location. + infoWindow.open(map, marker); + }); +} diff --git a/Wello/www/multiplemarkers.php b/Wello/www/multiplemarkers.php index 3525396..036ab12 100644 --- a/Wello/www/multiplemarkers.php +++ b/Wello/www/multiplemarkers.php @@ -1,108 +1,108 @@ - - - - - - - - - - - - - - - - - var currentlocation = getLocation(); - - - - - - - - - - - + + + + + + + + + + + + + + + + + var currentlocation = getLocation(); + + + + + + + + + + + diff --git a/Wello/www/search.php b/Wello/www/search.php index e8fdc76..51d4581 100644 --- a/Wello/www/search.php +++ b/Wello/www/search.php @@ -1,101 +1,101 @@ - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
- query($query)) { - /* fetch associative array */ - while ($row = $result->fetch_assoc()) { - echo' - -
-
-
-

'.$row["WellAddress"].'

-

'.$row["Well_Town"].'

-

Permit Number: '.$row["Permit_Number"].'

-
-
- '; - } - - /* free result set */ - $result->free(); - } - ?> -
- - - - - - - - - - + + + + + + + + + + + + + + + + + + + + + + + + + + + + +
+ query($query)) { + /* fetch associative array */ + while ($row = $result->fetch_assoc()) { + echo' + +
+
+
+

'.$row["WellAddress"].'

+

'.$row["Well_Town"].'

+

Permit Number: '.$row["Permit_Number"].'

+
+
+ '; + } + + /* free result set */ + $result->free(); + } + ?> +
+ + + + + + + + + + diff --git a/Wello/www/wells-list.php b/Wello/www/wells-list.php index d605b7e..d807e17 100644 --- a/Wello/www/wells-list.php +++ b/Wello/www/wells-list.php @@ -1,123 +1,123 @@ -connect_errno) { - printf("Connect failed: %s\n", $mysqli->connect_error); - exit(); -} - -$query = "SELECT CONCAT(Well_Street_Number, ' ', Well_Street_Name) AS 'WellAddress', Well_Town, Permit_Number - FROM well_completion_report - LIMIT 10"; - -?> - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
- - -
-

Nearby Wells

- query($query)) { - - /* fetch associative array */ - while ($row = $result->fetch_assoc()) { - echo' - -
-
-
-

'.$row["WellAddress"].'

-

'.$row["Well_Town"].'

-

Permit Number: '.$row["Permit_Number"].'

-
-
- '; - } - - /* free result set */ - $result->free(); - } - ?> -
- - - - - - - - - - - - - - - - - - +connect_errno) { + printf("Connect failed: %s\n", $mysqli->connect_error); + exit(); +} + +$query = "SELECT CONCAT(Well_Street_Number, ' ', Well_Street_Name) AS 'WellAddress', Well_Town, Permit_Number + FROM well_completion_report + LIMIT 10"; + +?> + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +
+

Nearby Wells

+ query($query)) { + + /* fetch associative array */ + while ($row = $result->fetch_assoc()) { + echo' + +
+
+
+

'.$row["WellAddress"].'

+

'.$row["Well_Town"].'

+

Permit Number: '.$row["Permit_Number"].'

+
+
+ '; + } + + /* free result set */ + $result->free(); + } + ?> +
+ + + + + + + + + + + + + + + + + + diff --git a/Wello/www/xmlGenerate.php b/Wello/www/xmlGenerate.php index 23888f5..8ce2d14 100644 --- a/Wello/www/xmlGenerate.php +++ b/Wello/www/xmlGenerate.php @@ -1,47 +1,47 @@ -createElement("markers"); -$parnode = $dom->appendChild($node); - -// Opens a connection to a MySQL server - -$connection=mysql_connect ('localhost', $username, $password); -if (!$connection) { die('Not connected : ' . mysql_error());} - -// Set the active MySQL database - -$db_selected = mysql_select_db($database, $connection); -if (!$db_selected) { - die ('Can\'t use db : ' . mysql_error()); -} - -// Select all the rows in the markers table - -$query = "SELECT * FROM well_completion_report WHERE 1"; -$result = mysql_query($query); -if (!$result) { - die('Invalid query: ' . mysql_error()); -} - -header("Content-type: text/xml"); - -// Iterate through the rows, adding XML nodes for each - -while ($row = @mysql_fetch_assoc($result)){ - // Add to XML document node - $node = $dom->createElement("marker"); - $newnode = $parnode->appendChild($node); - $newnode->setAttribute("id",$row['Permit_Number']); - $newnode->setAttribute("address", $row['Well_Street_Number']. " ".$row['Well_Street_Name']. ", ".$row['Well_Town']); - $newnode->setAttribute("lat", $row['Well_Latitude']); - $newnode->setAttribute("lng", $row['Well_Longitude']); -} - -echo $dom->saveXML(); - -?> +createElement("markers"); +$parnode = $dom->appendChild($node); + +// Opens a connection to a MySQL server + +$connection=mysql_connect ('localhost', $username, $password); +if (!$connection) { die('Not connected : ' . mysql_error());} + +// Set the active MySQL database + +$db_selected = mysql_select_db($database, $connection); +if (!$db_selected) { + die ('Can\'t use db : ' . mysql_error()); +} + +// Select all the rows in the markers table + +$query = "SELECT * FROM well_completion_report WHERE 1"; +$result = mysql_query($query); +if (!$result) { + die('Invalid query: ' . mysql_error()); +} + +header("Content-type: text/xml"); + +// Iterate through the rows, adding XML nodes for each + +while ($row = @mysql_fetch_assoc($result)){ + // Add to XML document node + $node = $dom->createElement("marker"); + $newnode = $parnode->appendChild($node); + $newnode->setAttribute("id",$row['Permit_Number']); + $newnode->setAttribute("address", $row['Well_Street_Number']. " ".$row['Well_Street_Name']. ", ".$row['Well_Town']); + $newnode->setAttribute("lat", $row['Well_Latitude']); + $newnode->setAttribute("lng", $row['Well_Longitude']); +} + +echo $dom->saveXML(); + +?> diff --git a/cred.php b/cred.php index 39aa3ea..a095865 100644 --- a/cred.php +++ b/cred.php @@ -1,5 +1,5 @@ - + diff --git a/test.html b/test.html index b1bae78..9cc9fe1 100644 --- a/test.html +++ b/test.html @@ -1,180 +1,180 @@ - - - - - - - WRA | Map - - - - - - - - - - - - - - - - - - - - - - - - - - - -
- -
-
- -
-
-
-

Well Name

-

short well description

- DETAILS -
-
- -
- go to > - -
- -
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Well Name

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short well description

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