sop / jwx

lib/JWX/JWE/EncryptionAlgorithm/A256GCMAlgorithm.php

Indentation +21 added lines, -21 removed lines

@@ -15,27 +15,27 @@
  */
 class A256GCMAlgorithm extends AESGCMAlgorithm
 {
-    /**
-     * {@inheritdoc}
-     */
-    public function encryptionAlgorithmParamValue(): string
-    {
-        return JWA::ALGO_A256GCM;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	public function encryptionAlgorithmParamValue(): string
+	{
+		return JWA::ALGO_A256GCM;
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    public function keySize(): int
-    {
-        return 32;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	public function keySize(): int
+	{
+		return 32;
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    protected function _getGCMCipher(): Cipher
-    {
-        return new AES256Cipher();
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	protected function _getGCMCipher(): Cipher
+	{
+		return new AES256Cipher();
+	}
 }

lib/JWX/JWE/EncryptionAlgorithm/A256CBCHS512Algorithm.php

Indentation +49 added lines, -49 removed lines

@@ -13,59 +13,59 @@
  */
 class A256CBCHS512Algorithm extends AESCBCAlgorithm
 {
-    /**
-     * {@inheritdoc}
-     */
-    public function keySize(): int
-    {
-        return 64;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	public function keySize(): int
+	{
+		return 64;
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    public function encryptionAlgorithmParamValue(): string
-    {
-        return JWA::ALGO_A256CBC_HS512;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	public function encryptionAlgorithmParamValue(): string
+	{
+		return JWA::ALGO_A256CBC_HS512;
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    protected function _cipherMethod(): string
-    {
-        return 'aes-256-cbc';
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	protected function _cipherMethod(): string
+	{
+		return 'aes-256-cbc';
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    protected function _hashAlgo(): string
-    {
-        return 'sha512';
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	protected function _hashAlgo(): string
+	{
+		return 'sha512';
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    protected function _encKeyLen(): int
-    {
-        return 32;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	protected function _encKeyLen(): int
+	{
+		return 32;
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    protected function _macKeyLen(): int
-    {
-        return 32;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	protected function _macKeyLen(): int
+	{
+		return 32;
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    protected function _tagLen(): int
-    {
-        return 32;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	protected function _tagLen(): int
+	{
+		return 32;
+	}
 }

lib/JWX/JWE/EncryptionAlgorithm/A192CBCHS384Algorithm.php

Indentation +49 added lines, -49 removed lines

@@ -13,59 +13,59 @@
  */
 class A192CBCHS384Algorithm extends AESCBCAlgorithm
 {
-    /**
-     * {@inheritdoc}
-     */
-    public function keySize(): int
-    {
-        return 48;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	public function keySize(): int
+	{
+		return 48;
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    public function encryptionAlgorithmParamValue(): string
-    {
-        return JWA::ALGO_A192CBC_HS384;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	public function encryptionAlgorithmParamValue(): string
+	{
+		return JWA::ALGO_A192CBC_HS384;
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    protected function _cipherMethod(): string
-    {
-        return 'aes-192-cbc';
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	protected function _cipherMethod(): string
+	{
+		return 'aes-192-cbc';
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    protected function _hashAlgo(): string
-    {
-        return 'sha384';
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	protected function _hashAlgo(): string
+	{
+		return 'sha384';
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    protected function _encKeyLen(): int
-    {
-        return 24;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	protected function _encKeyLen(): int
+	{
+		return 24;
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    protected function _macKeyLen(): int
-    {
-        return 24;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	protected function _macKeyLen(): int
+	{
+		return 24;
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    protected function _tagLen(): int
-    {
-        return 24;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	protected function _tagLen(): int
+	{
+		return 24;
+	}
 }

lib/JWX/JWE/EncryptionAlgorithm/EncryptionAlgorithmFactory.php

Indentation +52 added lines, -52 removed lines

@@ -13,58 +13,58 @@
  */
 abstract class EncryptionAlgorithmFactory
 {
-    /**
-     * Mapping from algorithm name to class name.
-     *
-     * @internal
-     *
-     * @var array
-     */
-    const MAP_ALGO_TO_CLASS = [
-        JWA::ALGO_A128CBC_HS256 => A128CBCHS256Algorithm::class,
-        JWA::ALGO_A192CBC_HS384 => A192CBCHS384Algorithm::class,
-        JWA::ALGO_A256CBC_HS512 => A256CBCHS512Algorithm::class,
-        JWA::ALGO_A128GCM => A128GCMAlgorithm::class,
-        JWA::ALGO_A192GCM => A192GCMAlgorithm::class,
-        JWA::ALGO_A256GCM => A256GCMAlgorithm::class,
-    ];
+	/**
+	 * Mapping from algorithm name to class name.
+	 *
+	 * @internal
+	 *
+	 * @var array
+	 */
+	const MAP_ALGO_TO_CLASS = [
+		JWA::ALGO_A128CBC_HS256 => A128CBCHS256Algorithm::class,
+		JWA::ALGO_A192CBC_HS384 => A192CBCHS384Algorithm::class,
+		JWA::ALGO_A256CBC_HS512 => A256CBCHS512Algorithm::class,
+		JWA::ALGO_A128GCM => A128GCMAlgorithm::class,
+		JWA::ALGO_A192GCM => A192GCMAlgorithm::class,
+		JWA::ALGO_A256GCM => A256GCMAlgorithm::class,
+	];
 
-    /**
-     * Get the content encryption algorithm by algorithm name.
-     *
-     * @param string $name Algorithm name
-     *
-     * @throws \UnexpectedValueException if algorithm is not supported
-     *
-     * @return ContentEncryptionAlgorithm
-     */
-    public static function algoByName(string $name): ContentEncryptionAlgorithm
-    {
-        if (!array_key_exists($name, self::MAP_ALGO_TO_CLASS)) {
-            throw new \UnexpectedValueException(
-                "No content encryption algorithm '{$name}'.");
-        }
-        $cls = self::MAP_ALGO_TO_CLASS[$name];
-        return new $cls();
-    }
+	/**
+	 * Get the content encryption algorithm by algorithm name.
+	 *
+	 * @param string $name Algorithm name
+	 *
+	 * @throws \UnexpectedValueException if algorithm is not supported
+	 *
+	 * @return ContentEncryptionAlgorithm
+	 */
+	public static function algoByName(string $name): ContentEncryptionAlgorithm
+	{
+		if (!array_key_exists($name, self::MAP_ALGO_TO_CLASS)) {
+			throw new \UnexpectedValueException(
+				"No content encryption algorithm '{$name}'.");
+		}
+		$cls = self::MAP_ALGO_TO_CLASS[$name];
+		return new $cls();
+	}
 
-    /**
-     * Get the content encryption algorithm as specified in the given header.
-     *
-     * @param Header $header Header
-     *
-     * @throws \UnexpectedValueException If content encryption algorithm
-     *                                   parameter is not present or algorithm
-     *                                   is not supported
-     *
-     * @return ContentEncryptionAlgorithm
-     */
-    public static function algoByHeader(Header $header): ContentEncryptionAlgorithm
-    {
-        if (!$header->hasEncryptionAlgorithm()) {
-            throw new \UnexpectedValueException(
-                'No encryption algorithm parameter.');
-        }
-        return self::algoByName($header->encryptionAlgorithm()->value());
-    }
+	/**
+	 * Get the content encryption algorithm as specified in the given header.
+	 *
+	 * @param Header $header Header
+	 *
+	 * @throws \UnexpectedValueException If content encryption algorithm
+	 *                                   parameter is not present or algorithm
+	 *                                   is not supported
+	 *
+	 * @return ContentEncryptionAlgorithm
+	 */
+	public static function algoByHeader(Header $header): ContentEncryptionAlgorithm
+	{
+		if (!$header->hasEncryptionAlgorithm()) {
+			throw new \UnexpectedValueException(
+				'No encryption algorithm parameter.');
+		}
+		return self::algoByName($header->encryptionAlgorithm()->value());
+	}
 }

lib/JWX/JWE/EncryptionAlgorithm/A192GCMAlgorithm.php

Indentation +21 added lines, -21 removed lines

@@ -15,27 +15,27 @@
  */
 class A192GCMAlgorithm extends AESGCMAlgorithm
 {
-    /**
-     * {@inheritdoc}
-     */
-    public function encryptionAlgorithmParamValue(): string
-    {
-        return JWA::ALGO_A192GCM;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	public function encryptionAlgorithmParamValue(): string
+	{
+		return JWA::ALGO_A192GCM;
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    public function keySize(): int
-    {
-        return 24;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	public function keySize(): int
+	{
+		return 24;
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    protected function _getGCMCipher(): Cipher
-    {
-        return new AES192Cipher();
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	protected function _getGCMCipher(): Cipher
+	{
+		return new AES192Cipher();
+	}
 }

lib/JWX/JWE/EncryptionAlgorithm/AESCBCAlgorithm.php

Indentation +210 added lines, -210 removed lines

@@ -15,214 +15,214 @@
  */
 abstract class AESCBCAlgorithm implements ContentEncryptionAlgorithm
 {
-    /**
-     * {@inheritdoc}
-     */
-    public function encrypt(string $plaintext, string $key, string $iv,
-        string $aad): array
-    {
-        $this->_validateKey($key);
-        $this->_validateIV($iv);
-        $ciphertext = openssl_encrypt($plaintext, $this->_getCipherMethod(),
-            $this->_encKey($key), OPENSSL_RAW_DATA, $iv);
-        if (false === $ciphertext) {
-            throw new \RuntimeException(
-                'openssl_encrypt() failed: ' . $this->_getLastOpenSSLError());
-        }
-        $auth_data = $aad . $iv . $ciphertext . $this->_aadLen($aad);
-        $auth_tag = $this->_computeAuthTag($auth_data, $key);
-        return [$ciphertext, $auth_tag];
-    }
-
-    /**
-     * {@inheritdoc}
-     */
-    public function decrypt(string $ciphertext, string $key, string $iv,
-        string $aad, string $auth_tag): string
-    {
-        $this->_validateKey($key);
-        $this->_validateIV($iv);
-        $auth_data = $aad . $iv . $ciphertext . $this->_aadLen($aad);
-        if ($this->_computeAuthTag($auth_data, $key) !== $auth_tag) {
-            throw new AuthenticationException('Message authentication failed.');
-        }
-        $plaintext = openssl_decrypt($ciphertext, $this->_getCipherMethod(),
-            $this->_encKey($key), OPENSSL_RAW_DATA, $iv);
-        if (false === $plaintext) {
-            throw new \RuntimeException(
-                'openssl_decrypt() failed: ' . $this->_getLastOpenSSLError());
-        }
-        return $plaintext;
-    }
-
-    /**
-     * {@inheritdoc}
-     */
-    public function ivSize(): int
-    {
-        return 16;
-    }
-
-    /**
-     * {@inheritdoc}
-     */
-    public function headerParameters(): array
-    {
-        return [EncryptionAlgorithmParameter::fromAlgorithm($this)];
-    }
-
-    /**
-     * Get cipher method name that is recognized by OpenSSL.
-     *
-     * @return string
-     */
-    abstract protected function _cipherMethod(): string;
-
-    /**
-     * Get algorithm name that is recognized by the Hash extension.
-     *
-     * @return string
-     */
-    abstract protected function _hashAlgo(): string;
-
-    /**
-     * Get length of the encryption key.
-     *
-     * @return int
-     */
-    abstract protected function _encKeyLen(): int;
-
-    /**
-     * Get length of the MAC key.
-     *
-     * @return int
-     */
-    abstract protected function _macKeyLen(): int;
-
-    /**
-     * Get length of the authentication tag.
-     *
-     * @return int
-     */
-    abstract protected function _tagLen(): int;
-
-    /**
-     * Get cipher method and verify that it's supported.
-     *
-     * @throws \RuntimeException
-     *
-     * @return string
-     */
-    final protected function _getCipherMethod(): string
-    {
-        static $supported_ciphers;
-        if (!isset($supported_ciphers)) {
-            $supported_ciphers = array_flip(
-                array_map('strtolower', openssl_get_cipher_methods(false)));
-        }
-        $method = $this->_cipherMethod();
-        if (!isset($supported_ciphers[$method])) {
-            throw new \RuntimeException(
-                "Cipher method {$method} is not" .
-                     ' supported by this version of OpenSSL.');
-        }
-        return $method;
-    }
-
-    /**
-     * Check that key is valid.
-     *
-     * @param string $key
-     *
-     * @throws \RuntimeException
-     */
-    final protected function _validateKey(string $key): void
-    {
-        if (strlen($key) !== $this->keySize()) {
-            throw new \RuntimeException('Invalid key size.');
-        }
-    }
-
-    /**
-     * Check that IV is valid.
-     *
-     * @param string $iv
-     *
-     * @throws \RuntimeException
-     */
-    final protected function _validateIV(string $iv): void
-    {
-        $len = openssl_cipher_iv_length($this->_getCipherMethod());
-        if ($len !== strlen($iv)) {
-            throw new \RuntimeException('Invalid IV length.');
-        }
-    }
-
-    /**
-     * Get MAC key from CEK.
-     *
-     * @param string $key
-     *
-     * @return string
-     */
-    final protected function _macKey(string $key): string
-    {
-        return substr($key, 0, $this->_macKeyLen());
-    }
-
-    /**
-     * Get encryption key from CEK.
-     *
-     * @param string $key
-     *
-     * @return string
-     */
-    final protected function _encKey(string $key): string
-    {
-        return substr($key, -$this->_encKeyLen());
-    }
-
-    /**
-     * Compute AL value.
-     *
-     * @param string $aad
-     *
-     * @return string 64 bits
-     */
-    final protected function _aadLen(string $aad): string
-    {
-        // truncate on 32 bit hosts
-        if (PHP_INT_SIZE < 8) {
-            return "\0\0\0\0" . pack('N', strlen($aad) * 8);
-        }
-        return pack('J', strlen($aad) * 8);
-    }
-
-    /**
-     * Compute authentication tag.
-     *
-     * @param string $data
-     * @param string $key  CEK
-     *
-     * @return string
-     */
-    final protected function _computeAuthTag(string $data, string $key): string
-    {
-        $tag = hash_hmac($this->_hashAlgo(), $data, $this->_macKey($key), true);
-        return substr($tag, 0, $this->_tagLen());
-    }
-
-    /**
-     * Get last OpenSSL error message.
-     *
-     * @return null|string
-     */
-    protected function _getLastOpenSSLError(): ?string
-    {
-        $msg = null;
-        while (false !== ($err = openssl_error_string())) {
-            $msg = $err;
-        }
-        return $msg;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	public function encrypt(string $plaintext, string $key, string $iv,
+		string $aad): array
+	{
+		$this->_validateKey($key);
+		$this->_validateIV($iv);
+		$ciphertext = openssl_encrypt($plaintext, $this->_getCipherMethod(),
+			$this->_encKey($key), OPENSSL_RAW_DATA, $iv);
+		if (false === $ciphertext) {
+			throw new \RuntimeException(
+				'openssl_encrypt() failed: ' . $this->_getLastOpenSSLError());
+		}
+		$auth_data = $aad . $iv . $ciphertext . $this->_aadLen($aad);
+		$auth_tag = $this->_computeAuthTag($auth_data, $key);
+		return [$ciphertext, $auth_tag];
+	}
+
+	/**
+	 * {@inheritdoc}
+	 */
+	public function decrypt(string $ciphertext, string $key, string $iv,
+		string $aad, string $auth_tag): string
+	{
+		$this->_validateKey($key);
+		$this->_validateIV($iv);
+		$auth_data = $aad . $iv . $ciphertext . $this->_aadLen($aad);
+		if ($this->_computeAuthTag($auth_data, $key) !== $auth_tag) {
+			throw new AuthenticationException('Message authentication failed.');
+		}
+		$plaintext = openssl_decrypt($ciphertext, $this->_getCipherMethod(),
+			$this->_encKey($key), OPENSSL_RAW_DATA, $iv);
+		if (false === $plaintext) {
+			throw new \RuntimeException(
+				'openssl_decrypt() failed: ' . $this->_getLastOpenSSLError());
+		}
+		return $plaintext;
+	}
+
+	/**
+	 * {@inheritdoc}
+	 */
+	public function ivSize(): int
+	{
+		return 16;
+	}
+
+	/**
+	 * {@inheritdoc}
+	 */
+	public function headerParameters(): array
+	{
+		return [EncryptionAlgorithmParameter::fromAlgorithm($this)];
+	}
+
+	/**
+	 * Get cipher method name that is recognized by OpenSSL.
+	 *
+	 * @return string
+	 */
+	abstract protected function _cipherMethod(): string;
+
+	/**
+	 * Get algorithm name that is recognized by the Hash extension.
+	 *
+	 * @return string
+	 */
+	abstract protected function _hashAlgo(): string;
+
+	/**
+	 * Get length of the encryption key.
+	 *
+	 * @return int
+	 */
+	abstract protected function _encKeyLen(): int;
+
+	/**
+	 * Get length of the MAC key.
+	 *
+	 * @return int
+	 */
+	abstract protected function _macKeyLen(): int;
+
+	/**
+	 * Get length of the authentication tag.
+	 *
+	 * @return int
+	 */
+	abstract protected function _tagLen(): int;
+
+	/**
+	 * Get cipher method and verify that it's supported.
+	 *
+	 * @throws \RuntimeException
+	 *
+	 * @return string
+	 */
+	final protected function _getCipherMethod(): string
+	{
+		static $supported_ciphers;
+		if (!isset($supported_ciphers)) {
+			$supported_ciphers = array_flip(
+				array_map('strtolower', openssl_get_cipher_methods(false)));
+		}
+		$method = $this->_cipherMethod();
+		if (!isset($supported_ciphers[$method])) {
+			throw new \RuntimeException(
+				"Cipher method {$method} is not" .
+					 ' supported by this version of OpenSSL.');
+		}
+		return $method;
+	}
+
+	/**
+	 * Check that key is valid.
+	 *
+	 * @param string $key
+	 *
+	 * @throws \RuntimeException
+	 */
+	final protected function _validateKey(string $key): void
+	{
+		if (strlen($key) !== $this->keySize()) {
+			throw new \RuntimeException('Invalid key size.');
+		}
+	}
+
+	/**
+	 * Check that IV is valid.
+	 *
+	 * @param string $iv
+	 *
+	 * @throws \RuntimeException
+	 */
+	final protected function _validateIV(string $iv): void
+	{
+		$len = openssl_cipher_iv_length($this->_getCipherMethod());
+		if ($len !== strlen($iv)) {
+			throw new \RuntimeException('Invalid IV length.');
+		}
+	}
+
+	/**
+	 * Get MAC key from CEK.
+	 *
+	 * @param string $key
+	 *
+	 * @return string
+	 */
+	final protected function _macKey(string $key): string
+	{
+		return substr($key, 0, $this->_macKeyLen());
+	}
+
+	/**
+	 * Get encryption key from CEK.
+	 *
+	 * @param string $key
+	 *
+	 * @return string
+	 */
+	final protected function _encKey(string $key): string
+	{
+		return substr($key, -$this->_encKeyLen());
+	}
+
+	/**
+	 * Compute AL value.
+	 *
+	 * @param string $aad
+	 *
+	 * @return string 64 bits
+	 */
+	final protected function _aadLen(string $aad): string
+	{
+		// truncate on 32 bit hosts
+		if (PHP_INT_SIZE < 8) {
+			return "\0\0\0\0" . pack('N', strlen($aad) * 8);
+		}
+		return pack('J', strlen($aad) * 8);
+	}
+
+	/**
+	 * Compute authentication tag.
+	 *
+	 * @param string $data
+	 * @param string $key  CEK
+	 *
+	 * @return string
+	 */
+	final protected function _computeAuthTag(string $data, string $key): string
+	{
+		$tag = hash_hmac($this->_hashAlgo(), $data, $this->_macKey($key), true);
+		return substr($tag, 0, $this->_tagLen());
+	}
+
+	/**
+	 * Get last OpenSSL error message.
+	 *
+	 * @return null|string
+	 */
+	protected function _getLastOpenSSLError(): ?string
+	{
+		$msg = null;
+		while (false !== ($err = openssl_error_string())) {
+			$msg = $err;
+		}
+		return $msg;
+	}
 }

lib/JWX/JWE/EncryptionAlgorithm/AESGCMAlgorithm.php

Indentation +83 added lines, -83 removed lines

@@ -18,94 +18,94 @@
  */
 abstract class AESGCMAlgorithm implements ContentEncryptionAlgorithm
 {
-    /**
-     * {@inheritdoc}
-     */
-    public function encrypt(string $plaintext, string $key, string $iv,
-        string $aad): array
-    {
-        $this->_validateKey($key);
-        $this->_validateIV($iv);
-        [$ciphertext, $auth_tag] = $this->_getGCM()
-            ->encrypt($plaintext, $aad, $key, $iv);
-        return [$ciphertext, $auth_tag];
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	public function encrypt(string $plaintext, string $key, string $iv,
+		string $aad): array
+	{
+		$this->_validateKey($key);
+		$this->_validateIV($iv);
+		[$ciphertext, $auth_tag] = $this->_getGCM()
+			->encrypt($plaintext, $aad, $key, $iv);
+		return [$ciphertext, $auth_tag];
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    public function decrypt(string $ciphertext, string $key, string $iv,
-        string $aad, string $auth_tag): string
-    {
-        $this->_validateKey($key);
-        $this->_validateIV($iv);
-        try {
-            $plaintext = $this->_getGCM()
-                ->decrypt($ciphertext, $auth_tag, $aad, $key, $iv);
-        } catch (GCMAuthException $e) {
-            throw new AuthenticationException('Message authentication failed.');
-        }
-        return $plaintext;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	public function decrypt(string $ciphertext, string $key, string $iv,
+		string $aad, string $auth_tag): string
+	{
+		$this->_validateKey($key);
+		$this->_validateIV($iv);
+		try {
+			$plaintext = $this->_getGCM()
+				->decrypt($ciphertext, $auth_tag, $aad, $key, $iv);
+		} catch (GCMAuthException $e) {
+			throw new AuthenticationException('Message authentication failed.');
+		}
+		return $plaintext;
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    public function ivSize(): int
-    {
-        return 12;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	public function ivSize(): int
+	{
+		return 12;
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    public function headerParameters(): array
-    {
-        return [EncryptionAlgorithmParameter::fromAlgorithm($this)];
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	public function headerParameters(): array
+	{
+		return [EncryptionAlgorithmParameter::fromAlgorithm($this)];
+	}
 
-    /**
-     * Get GCM Cipher instance.
-     *
-     * @return Cipher
-     */
-    abstract protected function _getGCMCipher(): Cipher;
+	/**
+	 * Get GCM Cipher instance.
+	 *
+	 * @return Cipher
+	 */
+	abstract protected function _getGCMCipher(): Cipher;
 
-    /**
-     * Get GCM instance.
-     *
-     * @return GCM
-     */
-    final protected function _getGCM(): GCM
-    {
-        return new GCM($this->_getGCMCipher(), 16);
-    }
+	/**
+	 * Get GCM instance.
+	 *
+	 * @return GCM
+	 */
+	final protected function _getGCM(): GCM
+	{
+		return new GCM($this->_getGCMCipher(), 16);
+	}
 
-    /**
-     * Check that key is valid.
-     *
-     * @param string $key
-     *
-     * @throws \RuntimeException
-     */
-    final protected function _validateKey(string $key): void
-    {
-        if (strlen($key) !== $this->keySize()) {
-            throw new \RuntimeException('Invalid key size.');
-        }
-    }
+	/**
+	 * Check that key is valid.
+	 *
+	 * @param string $key
+	 *
+	 * @throws \RuntimeException
+	 */
+	final protected function _validateKey(string $key): void
+	{
+		if (strlen($key) !== $this->keySize()) {
+			throw new \RuntimeException('Invalid key size.');
+		}
+	}
 
-    /**
-     * Check that IV is valid.
-     *
-     * @param string $iv
-     *
-     * @throws \RuntimeException
-     */
-    final protected function _validateIV(string $iv): void
-    {
-        if (strlen($iv) !== $this->ivSize()) {
-            throw new \RuntimeException('Invalid IV length.');
-        }
-    }
+	/**
+	 * Check that IV is valid.
+	 *
+	 * @param string $iv
+	 *
+	 * @throws \RuntimeException
+	 */
+	final protected function _validateIV(string $iv): void
+	{
+		if (strlen($iv) !== $this->ivSize()) {
+			throw new \RuntimeException('Invalid IV length.');
+		}
+	}
 }

lib/JWX/JWE/EncryptionAlgorithm/A128CBCHS256Algorithm.php

Indentation +49 added lines, -49 removed lines

@@ -13,59 +13,59 @@
  */
 class A128CBCHS256Algorithm extends AESCBCAlgorithm
 {
-    /**
-     * {@inheritdoc}
-     */
-    public function keySize(): int
-    {
-        return 32;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	public function keySize(): int
+	{
+		return 32;
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    public function encryptionAlgorithmParamValue(): string
-    {
-        return JWA::ALGO_A128CBC_HS256;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	public function encryptionAlgorithmParamValue(): string
+	{
+		return JWA::ALGO_A128CBC_HS256;
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    protected function _cipherMethod(): string
-    {
-        return 'aes-128-cbc';
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	protected function _cipherMethod(): string
+	{
+		return 'aes-128-cbc';
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    protected function _hashAlgo(): string
-    {
-        return 'sha256';
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	protected function _hashAlgo(): string
+	{
+		return 'sha256';
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    protected function _encKeyLen(): int
-    {
-        return 16;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	protected function _encKeyLen(): int
+	{
+		return 16;
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    protected function _macKeyLen(): int
-    {
-        return 16;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	protected function _macKeyLen(): int
+	{
+		return 16;
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    protected function _tagLen(): int
-    {
-        return 16;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	protected function _tagLen(): int
+	{
+		return 16;
+	}
 }

lib/JWX/JWE/CompressionAlgorithm/DeflateAlgorithm.php

Indentation +62 added lines, -62 removed lines

@@ -16,71 +16,71 @@
  */
 class DeflateAlgorithm implements CompressionAlgorithm
 {
-    /**
-     * Compression level.
-     *
-     * @var int
-     */
-    protected $_compressionLevel;
+	/**
+	 * Compression level.
+	 *
+	 * @var int
+	 */
+	protected $_compressionLevel;
 
-    /**
-     * Constructor.
-     *
-     * @param int $level Compression level 0..9
-     */
-    public function __construct(int $level = -1)
-    {
-        if ($level < -1 || $level > 9) {
-            throw new \DomainException('Compression level must be -1..9.');
-        }
-        $this->_compressionLevel = $level;
-    }
+	/**
+	 * Constructor.
+	 *
+	 * @param int $level Compression level 0..9
+	 */
+	public function __construct(int $level = -1)
+	{
+		if ($level < -1 || $level > 9) {
+			throw new \DomainException('Compression level must be -1..9.');
+		}
+		$this->_compressionLevel = $level;
+	}
 
-    /**
-     * {@inheritdoc}
-     *
-     * @throws \RuntimeException
-     */
-    public function compress(string $data): string
-    {
-        $ret = @gzdeflate($data, $this->_compressionLevel);
-        if (false === $ret) {
-            $err = error_get_last();
-            $msg = isset($err) && __FILE__ === $err['file'] ? $err['message'] : null;
-            throw new \RuntimeException($msg ?? 'gzdeflate() failed.');
-        }
-        return $ret;
-    }
+	/**
+	 * {@inheritdoc}
+	 *
+	 * @throws \RuntimeException
+	 */
+	public function compress(string $data): string
+	{
+		$ret = @gzdeflate($data, $this->_compressionLevel);
+		if (false === $ret) {
+			$err = error_get_last();
+			$msg = isset($err) && __FILE__ === $err['file'] ? $err['message'] : null;
+			throw new \RuntimeException($msg ?? 'gzdeflate() failed.');
+		}
+		return $ret;
+	}
 
-    /**
-     * {@inheritdoc}
-     *
-     * @throws \RuntimeException
-     */
-    public function decompress(string $data): string
-    {
-        $ret = @gzinflate($data);
-        if (false === $ret) {
-            $err = error_get_last();
-            $msg = isset($err) && __FILE__ === $err['file'] ? $err['message'] : null;
-            throw new \RuntimeException($msg ?? 'gzinflate() failed.');
-        }
-        return $ret;
-    }
+	/**
+	 * {@inheritdoc}
+	 *
+	 * @throws \RuntimeException
+	 */
+	public function decompress(string $data): string
+	{
+		$ret = @gzinflate($data);
+		if (false === $ret) {
+			$err = error_get_last();
+			$msg = isset($err) && __FILE__ === $err['file'] ? $err['message'] : null;
+			throw new \RuntimeException($msg ?? 'gzinflate() failed.');
+		}
+		return $ret;
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    public function compressionParamValue(): string
-    {
-        return JWA::ALGO_DEFLATE;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	public function compressionParamValue(): string
+	{
+		return JWA::ALGO_DEFLATE;
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    public function headerParameters(): array
-    {
-        return [CompressionAlgorithmParameter::fromAlgorithm($this)];
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	public function headerParameters(): array
+	{
+		return [CompressionAlgorithmParameter::fromAlgorithm($this)];
+	}
 }