PHP Crypt_Hash::setKey方法代码示例

 function getHMAC($astrResponseData, $astrFileName, $astrMerchantID)
 {
     $strkey = $this->getKey($astrMerchantID, $astrFileName);
     $strhexkey = $this->hexstr($strkey);
     $hash = new Crypt_Hash('sha1');
     $hash->setKey($strhexkey);
     $digest = $hash->hash($astrResponseData);
     $cleardigest = $this->strhex($digest);
     return $cleardigest;
 }

 /**
  * 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, $method
  *     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)) {
                 $hash = 'sha1';
             }
             // WPA and WPA2 use the SSID as the salt
             if (!isset($salt)) {
                 $salt = 'phpseclib';
             }
             // RFC2898#section-4.2 uses 1,000 iterations by default
             // WPA and WPA2 use 4,096.
             if (!isset($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));
 }

 /**
  * Convert a private key to the appropriate format.
  *
  * @access private
  * @see setPrivateKeyFormat()
  * @param String $RSAPrivateKey
  * @return String
  */
 function _convertPrivateKey($n, $e, $d, $primes, $exponents, $coefficients)
 {
     $num_primes = count($primes);
     $raw = array('version' => $num_primes == 2 ? chr(0) : chr(1), 'modulus' => $n->toBytes(true), 'publicExponent' => $e->toBytes(true), 'privateExponent' => $d->toBytes(true), 'prime1' => $primes[1]->toBytes(true), 'prime2' => $primes[2]->toBytes(true), 'exponent1' => $exponents[1]->toBytes(true), 'exponent2' => $exponents[2]->toBytes(true), 'coefficient' => $coefficients[2]->toBytes(true));
     // if the format in question does not support multi-prime rsa and multi-prime rsa was used,
     // call _convertPublicKey() instead.
     switch ($this->privateKeyFormat) {
         case CRYPT_RSA_PRIVATE_FORMAT_XML:
             if ($num_primes != 2) {
                 return false;
             }
             return "<RSAKeyValue>\r\n" . '  <Modulus>' . base64_encode($raw['modulus']) . "</Modulus>\r\n" . '  <Exponent>' . base64_encode($raw['publicExponent']) . "</Exponent>\r\n" . '  <P>' . base64_encode($raw['prime1']) . "</P>\r\n" . '  <Q>' . base64_encode($raw['prime2']) . "</Q>\r\n" . '  <DP>' . base64_encode($raw['exponent1']) . "</DP>\r\n" . '  <DQ>' . base64_encode($raw['exponent2']) . "</DQ>\r\n" . '  <InverseQ>' . base64_encode($raw['coefficient']) . "</InverseQ>\r\n" . '  <D>' . base64_encode($raw['privateExponent']) . "</D>\r\n" . '</RSAKeyValue>';
             break;
         case CRYPT_RSA_PRIVATE_FORMAT_PUTTY:
             if ($num_primes != 2) {
                 return false;
             }
             $key = "PuTTY-User-Key-File-2: ssh-rsa\r\nEncryption: ";
             $encryption = !empty($this->password) || is_string($this->password) ? 'aes256-cbc' : 'none';
             $key .= $encryption;
             $key .= "\r\nComment: " . CRYPT_RSA_COMMENT . "\r\n";
             $public = pack('Na*Na*Na*', strlen('ssh-rsa'), 'ssh-rsa', strlen($raw['publicExponent']), $raw['publicExponent'], strlen($raw['modulus']), $raw['modulus']);
             $source = pack('Na*Na*Na*Na*', strlen('ssh-rsa'), 'ssh-rsa', strlen($encryption), $encryption, strlen(CRYPT_RSA_COMMENT), CRYPT_RSA_COMMENT, strlen($public), $public);
             $public = base64_encode($public);
             $key .= "Public-Lines: " . (strlen($public) + 32 >> 6) . "\r\n";
             $key .= chunk_split($public, 64);
             $private = pack('Na*Na*Na*Na*', strlen($raw['privateExponent']), $raw['privateExponent'], strlen($raw['prime1']), $raw['prime1'], strlen($raw['prime2']), $raw['prime2'], strlen($raw['coefficient']), $raw['coefficient']);
             if (empty($this->password) && !is_string($this->password)) {
                 $source .= pack('Na*', strlen($private), $private);
                 $hashkey = 'putty-private-key-file-mac-key';
             } else {
                 $private .= $this->_random(16 - (strlen($private) & 15));
                 $source .= pack('Na*', strlen($private), $private);
                 if (!class_exists('Crypt_AES')) {
                     require_once 'Crypt/AES.php';
                 }
                 $sequence = 0;
                 $symkey = '';
                 while (strlen($symkey) < 32) {
                     $temp = pack('Na*', $sequence++, $this->password);
                     $symkey .= pack('H*', sha1($temp));
                 }
                 $symkey = substr($symkey, 0, 32);
                 $crypto = new Crypt_AES();
                 $crypto->setKey($symkey);
                 $crypto->disablePadding();
                 $private = $crypto->encrypt($private);
                 $hashkey = 'putty-private-key-file-mac-key' . $this->password;
             }
             $private = base64_encode($private);
             $key .= 'Private-Lines: ' . (strlen($private) + 32 >> 6) . "\r\n";
             $key .= chunk_split($private, 64);
             if (!class_exists('Crypt_Hash')) {
                 require_once 'Crypt/Hash.php';
             }
             $hash = new Crypt_Hash('sha1');
             $hash->setKey(pack('H*', sha1($hashkey)));
             $key .= 'Private-MAC: ' . bin2hex($hash->hash($source)) . "\r\n";
             return $key;
         default:
             // eg. CRYPT_RSA_PRIVATE_FORMAT_PKCS1
             $components = array();
             foreach ($raw as $name => $value) {
                 $components[$name] = pack('Ca*a*', CRYPT_RSA_ASN1_INTEGER, $this->_encodeLength(strlen($value)), $value);
             }
             $RSAPrivateKey = implode('', $components);
             if ($num_primes > 2) {
                 $OtherPrimeInfos = '';
                 for ($i = 3; $i <= $num_primes; $i++) {
                     // OtherPrimeInfos ::= SEQUENCE SIZE(1..MAX) OF OtherPrimeInfo
                     //
                     // OtherPrimeInfo ::= SEQUENCE {
                     //     prime             INTEGER,  -- ri
                     //     exponent          INTEGER,  -- di
                     //     coefficient       INTEGER   -- ti
                     // }
                     $OtherPrimeInfo = pack('Ca*a*', CRYPT_RSA_ASN1_INTEGER, $this->_encodeLength(strlen($primes[$i]->toBytes(true))), $primes[$i]->toBytes(true));
                     $OtherPrimeInfo .= pack('Ca*a*', CRYPT_RSA_ASN1_INTEGER, $this->_encodeLength(strlen($exponents[$i]->toBytes(true))), $exponents[$i]->toBytes(true));
                     $OtherPrimeInfo .= pack('Ca*a*', CRYPT_RSA_ASN1_INTEGER, $this->_encodeLength(strlen($coefficients[$i]->toBytes(true))), $coefficients[$i]->toBytes(true));
                     $OtherPrimeInfos .= pack('Ca*a*', CRYPT_RSA_ASN1_SEQUENCE, $this->_encodeLength(strlen($OtherPrimeInfo)), $OtherPrimeInfo);
                 }
                 $RSAPrivateKey .= pack('Ca*a*', CRYPT_RSA_ASN1_SEQUENCE, $this->_encodeLength(strlen($OtherPrimeInfos)), $OtherPrimeInfos);
             }
             $RSAPrivateKey = pack('Ca*a*', CRYPT_RSA_ASN1_SEQUENCE, $this->_encodeLength(strlen($RSAPrivateKey)), $RSAPrivateKey);
             if (!empty($this->password) || is_string($this->password)) {
                 $iv = $this->_random(8);
                 $symkey = pack('H*', md5($this->password . $iv));
                 // symkey is short for symmetric key
                 $symkey .= substr(pack('H*', md5($symkey . $this->password . $iv)), 0, 8);
                 if (!class_exists('Crypt_TripleDES')) {
                     require_once 'Crypt/TripleDES.php';
                 }
//.........这里部分代码省略.........

 /**
  * 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, $dkLen
  *
  *         Where $hash (default = sha1) currently supports the following hashes: see: Crypt/Hash.php
  *
  * Note: Could, but not must, extend by the child Crypt_* class
  *
  * @see Crypt/Hash.php
  * @param String $password
  * @param optional String $method
  * @access public
  */
 function setPassword($password, $method = 'pbkdf2')
 {
     $key = '';
     switch ($method) {
         default:
             // 'pbkdf2'
             $func_args = func_get_args();
             // Hash function
             $hash = isset($func_args[2]) ? $func_args[2] : 'sha1';
             // WPA and WPA2 use the SSID as the salt
             $salt = isset($func_args[3]) ? $func_args[3] : $this->password_default_salt;
             // RFC2898#section-4.2 uses 1,000 iterations by default
             // WPA and WPA2 use 4,096.
             $count = isset($func_args[4]) ? $func_args[4] : 1000;
             // Keylength
             $dkLen = isset($func_args[5]) ? $func_args[5] : $this->password_key_size;
             // Determining if php[>=5.5.0]'s hash_pbkdf2() function avail- and useable
             switch (true) {
                 case !function_exists('hash_pbkdf2'):
                 case !function_exists('hash_algos'):
                 case !in_array($hash, hash_algos()):
                     if (!class_exists('Crypt_Hash')) {
                         require_once 'Crypt/Hash.php';
                     }
                     $i = 1;
                     while (strlen($key) < $dkLen) {
                         $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;
                     }
                     $key = substr($key, 0, $dkLen);
                     break;
                 default:
                     $key = hash_pbkdf2($hash, $password, $salt, $count, $dkLen, true);
             }
     }
     $this->setKey($key);
 }

 /**
  * 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} or pbkdf1:
  *         $hash, $salt, $count, $dkLen
  *
  *         Where $hash (default = sha1) currently supports the following hashes: see: Crypt/Hash.php
  *
  * Note: Could, but not must, extend by the child Crypt_* class
  *
  * @see Crypt/Hash.php
  * @param String $password
  * @param optional String $method
  * @return Boolean
  * @access public
  */
 function setPassword($password, $method = 'pbkdf2')
 {
     $key = '';
     switch ($method) {
         default:
             // 'pbkdf2' or 'pbkdf1'
             $func_args = func_get_args();
             // Hash function
             $hash = isset($func_args[2]) ? $func_args[2] : 'sha1';
             // WPA and WPA2 use the SSID as the salt
             $salt = isset($func_args[3]) ? $func_args[3] : $this->password_default_salt;
             // RFC2898#section-4.2 uses 1,000 iterations by default
             // WPA and WPA2 use 4,096.
             $count = isset($func_args[4]) ? $func_args[4] : 1000;
             // Keylength
             if (isset($func_args[5])) {
                 $dkLen = $func_args[5];
             } else {
                 $dkLen = $method == 'pbkdf1' ? 2 * $this->password_key_size : $this->password_key_size;
             }
             switch (true) {
                 case $method == 'pbkdf1':
                     if (!class_exists('Crypt_Hash')) {
                         include_once 'Crypt/Hash.php';
                     }
                     $hashObj = new Crypt_Hash();
                     $hashObj->setHash($hash);
                     if ($dkLen > $hashObj->getLength()) {
                         user_error('Derived key too long');
                         return false;
                     }
                     $t = $password . $salt;
                     for ($i = 0; $i < $count; ++$i) {
                         $t = $hashObj->hash($t);
                     }
                     $key = substr($t, 0, $dkLen);
                     $this->setKey(substr($key, 0, $dkLen >> 1));
                     $this->setIV(substr($key, $dkLen >> 1));
                     return true;
                     // Determining if php[>=5.5.0]'s hash_pbkdf2() function avail- and useable
                 // Determining if php[>=5.5.0]'s hash_pbkdf2() function avail- and useable
                 case !function_exists('hash_pbkdf2'):
                 case !function_exists('hash_algos'):
                 case !in_array($hash, hash_algos()):
                     if (!class_exists('Crypt_Hash')) {
                         include_once 'Crypt/Hash.php';
                     }
                     $i = 1;
                     while (strlen($key) < $dkLen) {
                         $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;
                     }
                     $key = substr($key, 0, $dkLen);
                     break;
                 default:
                     $key = hash_pbkdf2($hash, $password, $salt, $count, $dkLen, true);
             }
     }
     $this->setKey($key);
     return true;
 }

 public function setPassword($password, $method = 'pbkdf2')
 {
     $key = '';
     list(, , $hash, $salt, $count) = func_get_args();
     if (!isset($hash)) {
         $hash = 'sha1';
     }
     if (!isset($salt)) {
         $salt = 'phpseclib';
     }
     if (!isset($count)) {
         $count = 1000;
     }
     if (!class_exists('Crypt_Hash')) {
         require_once 'Crypt/Hash.php';
     }
     $i = 1;
     while (strlen($key) < $this->key_size) {
         $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));
 }

 protected function assertHMACsTo(Crypt_Hash $hash, $key, $message, $expected)
 {
     $hash->setKey($key);
     $this->assertEquals(strtolower($expected), bin2hex($hash->hash($message)), sprintf("Failed asserting that '%s' HMACs to '%s' with key '%s'.", $message, $expected, $key));
 }

 function hash($string, $key)
 {
     $hash = new Crypt_Hash('sha512');
     $hash->setKey($key);
     return $hash->hash($string);
 }

 public function setPassword($password, $method)
 {
     $key = "";
     switch (1) {
         default:
             list(, , $hash, $salt, $count) = func_get_args();
             if (!$hash) {
                 $hash = "sha1";
             }
             if (!$salt) {
                 $salt = "phpseclib";
             }
             if (!$count) {
                 $count = 1000;
             }
             if (!class_exists("Crypt_Hash")) {
                 require_once "Crypt/Hash.php";
             }
             $i = 1;
             while (strlen($key) < $this->key_size) {
                 $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));
 }

 public function _convertPrivateKey($n, $e, $d, $primes, $exponents, $coefficients)
 {
     $num_primes = count($primes);
     $raw = array('version' => $num_primes == 2 ? chr(0) : chr(1), 'modulus' => $n->toBytes(true), 'publicExponent' => $e->toBytes(true), 'privateExponent' => $d->toBytes(true), 'prime1' => $primes[1]->toBytes(true), 'prime2' => $primes[2]->toBytes(true), 'exponent1' => $exponents[1]->toBytes(true), 'exponent2' => $exponents[2]->toBytes(true), 'coefficient' => $coefficients[2]->toBytes(true));
     switch ($this->privateKeyFormat) {
         case CRYPT_RSA_PRIVATE_FORMAT_XML:
             if ($num_primes != 2) {
                 return false;
             }
             return '<RSAKeyValue>' . "\r\n" . '' . '  <Modulus>' . base64_encode($raw['modulus']) . '</Modulus>' . "\r\n" . '' . '  <Exponent>' . base64_encode($raw['publicExponent']) . '</Exponent>' . "\r\n" . '' . '  <P>' . base64_encode($raw['prime1']) . '</P>' . "\r\n" . '' . '  <Q>' . base64_encode($raw['prime2']) . '</Q>' . "\r\n" . '' . '  <DP>' . base64_encode($raw['exponent1']) . '</DP>' . "\r\n" . '' . '  <DQ>' . base64_encode($raw['exponent2']) . '</DQ>' . "\r\n" . '' . '  <InverseQ>' . base64_encode($raw['coefficient']) . '</InverseQ>' . "\r\n" . '' . '  <D>' . base64_encode($raw['privateExponent']) . '</D>' . "\r\n" . '' . '</RSAKeyValue>';
             break;
         case CRYPT_RSA_PRIVATE_FORMAT_PUTTY:
             if ($num_primes != 2) {
                 return false;
             }
             $key = 'PuTTY-User-Key-File-2: ssh-rsa' . "\r\n" . 'Encryption: ';
             $encryption = !empty($this->password) || is_string($this->password) ? 'aes256-cbc' : 'none';
             $key .= $encryption;
             $key .= '' . "\r\n" . 'Comment: ' . $this->comment . "\r\n";
             $public = pack('Na*Na*Na*', strlen('ssh-rsa'), 'ssh-rsa', strlen($raw['publicExponent']), $raw['publicExponent'], strlen($raw['modulus']), $raw['modulus']);
             $source = pack('Na*Na*Na*Na*', strlen('ssh-rsa'), 'ssh-rsa', strlen($encryption), $encryption, strlen($this->comment), $this->comment, strlen($public), $public);
             $public = base64_encode($public);
             $key .= 'Public-Lines: ' . (strlen($public) + 32 >> 6) . "\r\n";
             $key .= chunk_split($public, 64);
             $private = pack('Na*Na*Na*Na*', strlen($raw['privateExponent']), $raw['privateExponent'], strlen($raw['prime1']), $raw['prime1'], strlen($raw['prime2']), $raw['prime2'], strlen($raw['coefficient']), $raw['coefficient']);
             if (empty($this->password) && !is_string($this->password)) {
                 $source .= pack('Na*', strlen($private), $private);
                 $hashkey = 'putty-private-key-file-mac-key';
             } else {
                 $private .= self::crypt_random_string(16 - (strlen($private) & 15));
                 $source .= pack('Na*', strlen($private), $private);
                 if (!class_exists('Crypt_AES')) {
                     require_once 'Crypt/AES.php';
                 }
                 $sequence = 0;
                 $symkey = '';
                 while (strlen($symkey) < 32) {
                     $temp = pack('Na*', $sequence++, $this->password);
                     $symkey .= pack('H*', sha1($temp));
                 }
                 $symkey = substr($symkey, 0, 32);
                 $crypto = new Crypt_AES();
                 $crypto->setKey($symkey);
                 $crypto->disablePadding();
                 $private = $crypto->encrypt($private);
                 $hashkey = 'putty-private-key-file-mac-key' . $this->password;
             }
             $private = base64_encode($private);
             $key .= 'Private-Lines: ' . (strlen($private) + 32 >> 6) . "\r\n";
             $key .= chunk_split($private, 64);
             if (!class_exists('Crypt_Hash')) {
                 require_once 'Crypt/Hash.php';
             }
             $hash = new Crypt_Hash('sha1');
             $hash->setKey(pack('H*', sha1($hashkey)));
             $key .= 'Private-MAC: ' . bin2hex($hash->hash($source)) . "\r\n";
             return $key;
         default:
             $components = array();
             foreach ($raw as $name => $value) {
                 $components[$name] = pack('Ca*a*', CRYPT_RSA_ASN1_INTEGER, $this->_encodeLength(strlen($value)), $value);
             }
             $RSAPrivateKey = implode('', $components);
             if (2 < $num_primes) {
                 $OtherPrimeInfos = '';
                 for ($i = 3; $i <= $num_primes; $i++) {
                     $OtherPrimeInfo = pack('Ca*a*', CRYPT_RSA_ASN1_INTEGER, $this->_encodeLength(strlen($primes[$i]->toBytes(true))), $primes[$i]->toBytes(true));
                     $OtherPrimeInfo .= pack('Ca*a*', CRYPT_RSA_ASN1_INTEGER, $this->_encodeLength(strlen($exponents[$i]->toBytes(true))), $exponents[$i]->toBytes(true));
                     $OtherPrimeInfo .= pack('Ca*a*', CRYPT_RSA_ASN1_INTEGER, $this->_encodeLength(strlen($coefficients[$i]->toBytes(true))), $coefficients[$i]->toBytes(true));
                     $OtherPrimeInfos .= pack('Ca*a*', CRYPT_RSA_ASN1_SEQUENCE, $this->_encodeLength(strlen($OtherPrimeInfo)), $OtherPrimeInfo);
                 }
                 $RSAPrivateKey .= pack('Ca*a*', CRYPT_RSA_ASN1_SEQUENCE, $this->_encodeLength(strlen($OtherPrimeInfos)), $OtherPrimeInfos);
             }
             $RSAPrivateKey = pack('Ca*a*', CRYPT_RSA_ASN1_SEQUENCE, $this->_encodeLength(strlen($RSAPrivateKey)), $RSAPrivateKey);
             if (!empty($this->password) || is_string($this->password)) {
                 $iv = self::crypt_random_string(8);
                 $symkey = pack('H*', md5($this->password . $iv));
                 $symkey .= substr(pack('H*', md5($symkey . $this->password . $iv)), 0, 8);
                 if (!class_exists('Crypt_TripleDES')) {
                     require_once 'Crypt/TripleDES.php';
                 }
                 $des = new Crypt_TripleDES();
                 $des->setKey($symkey);
                 $des->setIV($iv);
                 $iv = strtoupper(bin2hex($iv));
                 $RSAPrivateKey = '-----BEGIN RSA PRIVATE KEY-----' . "\r\n" . '' . 'Proc-Type: 4,ENCRYPTED' . "\r\n" . '' . 'DEK-Info: DES-EDE3-CBC,' . $iv . "\r\n" . "\r\n" . chunk_split(base64_encode($des->encrypt($RSAPrivateKey)), 64) . '-----END RSA PRIVATE KEY-----';
             } else {
                 $RSAPrivateKey = '-----BEGIN RSA PRIVATE KEY-----' . "\r\n" . '' . chunk_split(base64_encode($RSAPrivateKey), 64) . '-----END RSA PRIVATE KEY-----';
             }
             return $RSAPrivateKey;
     }
 }