238         $data = '';
250                 $data .= trim($curData);
254         if (! empty($data)) {
255             return strtolower(sha1(base64_decode($data)));
302     private function encryptMcrypt($data) {  argument
308             for ($datalen0=$datalen=strlen($data); (($datalen%$bs)!=($bs-1)); $datalen++)
309                 $data.=chr(mt_rand(1, 127));
310             $data.=chr($datalen-$datalen0+1);
312         $encrypted_data = $this->iv.mcrypt_generic($td, $data);
318     private function decryptMcrypt($data) {  argument
322         $this->iv = substr($data, 0, $iv_length);
323         $data = substr($data, $iv_length);
326         $decrypted_data = mdecrypt_generic($td, $data);
337     private function encryptOpenSSL($data) {  argument
339 … if (! openssl_public_encrypt($data, $encrypted_data, $this->key, $this->cryptParams['padding'])) {
343 …if (! openssl_private_encrypt($data, $encrypted_data, $this->key, $this->cryptParams['padding'])) {
350     private function decryptOpenSSL($data) {  argument
352 …      if (! openssl_public_decrypt($data, $decrypted, $this->key, $this->cryptParams['padding'])) {
356 …     if (! openssl_private_decrypt($data, $decrypted, $this->key, $this->cryptParams['padding'])) {
363     private function signOpenSSL($data) {  argument
368         if (! openssl_sign ($data, $signature, $this->key, $algo)) {
374     private function verifyOpenSSL($data, $signature) {  argument
379         return openssl_verify ($data, $signature, $this->key, $algo);
382     public function encryptData($data) {  argument
385                 return $this->encryptMcrypt($data);
387                 return $this->encryptOpenSSL($data);
391     public function decryptData($data) {  argument
394                 return $this->decryptMcrypt($data);
396                 return $this->decryptOpenSSL($data);
400     public function signData($data) {  argument
403                 return $this->signOpenSSL($data);
405                 return hash_hmac("sha1", $data, $this->key, true);
409     public function verifySignature($data, $signature) {  argument
412                 return $this->verifyOpenSSL($data, $signature);
414                 $expectedSignature = hash_hmac("sha1", $data, $this->key, true);
699     public function calculateDigest ($digestAlgorithm, $data, $encode = true) {  argument
720         $digest = hash($alg, $data, true);
727     public function validateDigest($refNode, $data) {  argument
732         $digValue = $this->calculateDigest($digestAlgorithm, $data, false);
739         $data = $objData;
815         if ($data instanceof DOMNode) {
816             $data = $this->canonicalizeData($objData, $canonicalMethod, $arXPath, $prefixList);
818         return $data;
866         $data = $this->processTransforms($refNode, $dataObject, $includeCommentNodes);
867         if (!$this->validateDigest($refNode, $data)) {
1033    public function addObject($data, $mimetype=null, $encoding=null) {  argument
1043       if ($data instanceof DOMElement) {
1044          $newData = $this->sigNode->ownerDocument->importNode($data, true);
1046          $newData = $this->sigNode->ownerDocument->createTextNode($data);
1089     public function signData($objKey, $data) {  argument
1090         return $objKey->signData($data);
1108                 $data = $this->canonicalizeData($sInfo, $this->canonicalMethod);
1109                 $sigValue = base64_encode($this->signData($objKey, $data));
1167             $data = '';
1179                         $certlist[] = $data;
1180                         $data = '';
1183                     $data .= trim($curData);