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10.127.20.17

AbstractCryptoClientV2.php

<?php
namespace Aws\Crypto;

use Aws\Crypto\Cipher\CipherMethod;
use GuzzleHttp\Psr7\Stream;

/**
 * @internal
 */
abstract class AbstractCryptoClientV2
{
    public static $supportedCiphers = ['gcm'];

public static $supportedKeyWraps = [
        KmsMaterialsProviderV2::WRAP_ALGORITHM_NAME
    ];

public static $supportedSecurityProfiles = ['V2', 'V2_AND_LEGACY'];

public static $legacySecurityProfiles = ['V2_AND_LEGACY'];

/**
     * Returns if the passed cipher name is supported for encryption by the SDK.
     *
     * @param string $cipherName The name of a cipher to verify is registered.
     *
     * @return bool If the cipher passed is in our supported list.
     */
    public static function isSupportedCipher($cipherName)
    {
        return in_array($cipherName, self::$supportedCiphers, true);
    }

/**
     * Returns an identifier recognizable by `openssl_*` functions, such as
     * `aes-256-gcm`
     *
     * @param string $cipherName Name of the cipher being used for encrypting
     *                           or decrypting.
     * @param int $keySize Size of the encryption key, in bits, that will be
     *                     used.
     *
     * @return string
     */
    abstract protected function getCipherOpenSslName($cipherName, $keySize);

/**
     * Constructs a CipherMethod for the given name, initialized with the other
     * data passed for use in encrypting or decrypting.
     *
     * @param string $cipherName Name of the cipher to generate for encrypting.
     * @param string $iv Base Initialization Vector for the cipher.
     * @param int $keySize Size of the encryption key, in bits, that will be
     *                     used.
     *
     * @return CipherMethod
     *
     * @internal
     */
    abstract protected function buildCipherMethod($cipherName, $iv, $keySize);

/**
     * Performs a reverse lookup to get the openssl_* cipher name from the
     * AESName passed in from the MetadataEnvelope.
     *
     * @param $aesName
     *
     * @return string
     *
     * @internal
     */
    abstract protected function getCipherFromAesName($aesName);

/**
     * Dependency to provide an interface for building an encryption stream for
     * data given cipher details, metadata, and materials to do so.
     *
     * @param Stream $plaintext Plain-text data to be encrypted using the
     *                          materials, algorithm, and data provided.
     * @param array $options Options for use in encryption.
     * @param MaterialsProviderV2 $provider A provider to supply and encrypt
     *                                      materials used in encryption.
     * @param MetadataEnvelope $envelope A storage envelope for encryption
     *                                   metadata to be added to.
     *
     * @return AesStreamInterface
     *
     * @internal
     */
    abstract public function encrypt(
        Stream $plaintext,
        array $options,
        MaterialsProviderV2 $provider,
        MetadataEnvelope $envelope
    );

/**
     * Dependency to provide an interface for building a decryption stream for
     * cipher text given metadata and materials to do so.
     *
     * @param string $cipherText Plain-text data to be decrypted using the
     *                           materials, algorithm, and data provided.
     * @param MaterialsProviderInterface $provider A provider to supply and encrypt
     *                                             materials used in encryption.
     * @param MetadataEnvelope $envelope A storage envelope for encryption
     *                                   metadata to be read from.
     * @param array $options Options used for decryption.
     *
     * @return AesStreamInterface
     *
     * @internal
     */
    abstract public function decrypt(
        $cipherText,
        MaterialsProviderInterfaceV2 $provider,
        MetadataEnvelope $envelope,
        array $options = []
    );
}

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Name	Type	Size	Owner/Group	Permission	Last Modified	Actions
.	dir	-	matisecojj/users	0755	2026-01-16 06:43:16
..	dir	-	matisecojj/users	0755	2026-01-16 06:43:22
Cipher	dir	-	matisecojj/users	0755	2026-01-16 06:43:16
Polyfill	dir	-	matisecojj/users	0755	2026-01-16 06:43:16
AbstractCryptoClient.php	text/x-php	3.99 KB	matisecojj/users	0644	2026-01-16 06:43:16
AbstractCryptoClientV2.php	text/x-php	3.88 KB	matisecojj/users	0644	2026-01-16 06:43:16
AesDecryptingStream.php	text/x-php	3.51 KB	matisecojj/users	0644	2026-01-16 06:43:16
AesEncryptingStream.php	text/x-php	3.68 KB	matisecojj/users	0644	2026-01-16 06:43:16
AesGcmDecryptingStream.php	text/x-php	2.7 KB	matisecojj/users	0644	2026-01-16 06:43:16
AesGcmEncryptingStream.php	text/x-php	2.89 KB	matisecojj/users	0644	2026-01-16 06:43:16
AesStreamInterface.php	text/x-php	656 B	matisecojj/users	0644	2026-01-16 06:43:16
AesStreamInterfaceV2.php	text/x-php	728 B	matisecojj/users	0644	2026-01-16 06:43:16
DecryptionTrait.php	text/x-php	5.96 KB	matisecojj/users	0644	2026-01-16 06:43:16
DecryptionTraitV2.php	text/x-php	9.04 KB	matisecojj/users	0644	2026-01-16 06:43:16
EncryptionTrait.php	text/x-php	6.92 KB	matisecojj/users	0644	2026-01-16 06:43:16
EncryptionTraitV2.php	text/x-php	7.1 KB	matisecojj/users	0644	2026-01-16 06:43:16
KmsMaterialsProvider.php	text/x-php	3.9 KB	matisecojj/users	0644	2026-01-16 06:43:16
KmsMaterialsProviderV2.php	text/x-php	3.43 KB	matisecojj/users	0644	2026-01-16 06:43:16
MaterialsProvider.php	text/x-php	3.23 KB	matisecojj/users	0644	2026-01-16 06:43:16
MaterialsProviderInterface.php	text/x-php	1.81 KB	matisecojj/users	0644	2026-01-16 06:43:16
MaterialsProviderInterfaceV2.php	text/x-php	1.67 KB	matisecojj/users	0644	2026-01-16 06:43:16
MaterialsProviderV2.php	text/x-php	2.01 KB	matisecojj/users	0644	2026-01-16 06:43:16
MetadataEnvelope.php	text/x-php	1.64 KB	matisecojj/users	0644	2026-01-16 06:43:16
MetadataStrategyInterface.php	text/x-php	996 B	matisecojj/users	0644	2026-01-16 06:43:16