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File Content: `Crypto.php`

<?php

declare (strict_types=1);
namespace Platform360\SpomkyLabs\Pki\CryptoBridge;

use RuntimeException;
use Platform360\SpomkyLabs\Pki\CryptoBridge\Crypto\OpenSSLCrypto;
use Platform360\SpomkyLabs\Pki\CryptoTypes\AlgorithmIdentifier\Cipher\CipherAlgorithmIdentifier;
use Platform360\SpomkyLabs\Pki\CryptoTypes\AlgorithmIdentifier\Feature\SignatureAlgorithmIdentifier;
use Platform360\SpomkyLabs\Pki\CryptoTypes\Asymmetric\PrivateKeyInfo;
use Platform360\SpomkyLabs\Pki\CryptoTypes\Asymmetric\PublicKeyInfo;
use Platform360\SpomkyLabs\Pki\CryptoTypes\Signature\Signature;
use function defined;
/**
 * Base class for crypto engine implementations.
 */
abstract class Crypto
{
    /**
     * Sign data with given algorithm using given private key.
     *
     * @param string $data Data to sign
     * @param PrivateKeyInfo $privkey_info Private key
     * @param SignatureAlgorithmIdentifier $algo Signature algorithm
     */
    public abstract function sign(string $data, PrivateKeyInfo $privkey_info, SignatureAlgorithmIdentifier $algo) : Signature;
    /**
     * Verify signature with given algorithm using given public key.
     *
     * @param string $data Data to verify
     * @param Signature $signature Signature
     * @param PublicKeyInfo $pubkey_info Public key
     * @param SignatureAlgorithmIdentifier $algo Signature algorithm
     *
     * @return bool True if signature matches
     */
    public abstract function verify(string $data, Signature $signature, PublicKeyInfo $pubkey_info, SignatureAlgorithmIdentifier $algo) : bool;
    /**
     * Encrypt data with given algorithm using given key.
     *
     * Padding must be added by the caller. Initialization vector is taken from the algorithm identifier if available.
     *
     * @param string $data Plaintext
     * @param string $key Encryption key
     * @param CipherAlgorithmIdentifier $algo Encryption algorithm
     *
     * @return string Ciphertext
     */
    public abstract function encrypt(string $data, string $key, CipherAlgorithmIdentifier $algo) : string;
    /**
     * Decrypt data with given algorithm using given key.
     *
     * Possible padding is not removed and must be handled by the caller. Initialization vector is taken from the
     * algorithm identifier if available.
     *
     * @param string $data Ciphertext
     * @param string $key Encryption key
     * @param CipherAlgorithmIdentifier $algo Encryption algorithm
     *
     * @return string Plaintext
     */
    public abstract function decrypt(string $data, string $key, CipherAlgorithmIdentifier $algo) : string;
    /**
     * Get default supported crypto implementation.
     */
    public static function getDefault() : self
    {
        if (defined('OPENSSL_VERSION_NUMBER')) {
            return new OpenSSLCrypto();
        }
        // @codeCoverageIgnoreStart
        throw new RuntimeException('No crypto implementation available.');
        // @codeCoverageIgnoreEnd
    }
}
Name	Size	Permission	Action
Crypto	---	0755
Crypto.php	2959 bytes	0644
File Content: Crypto.php

File Content: `Crypto.php`
