FM / Crypto

/home/techb158/ileadtechnology.com/vendor/aws/aws-sdk-php/src/Crypto/

/home/techb158/ileadtechnology.com/vendor/aws/aws-sdk-php/src/Crypto

Name	Size	Mode	Actions
Cipher/	-	0755	rm
Polyfill/	-	0755	rm
AbstractCryptoClient.php	4084	0644	edit dl rm
AbstractCryptoClientV2.php	3973	0644	edit dl rm
AesDecryptingStream.php	3592	0644	edit dl rm
AesEncryptingStream.php	3767	0644	edit dl rm
AesGcmDecryptingStream.php	2576	0644	edit dl rm
AesGcmEncryptingStream.php	2773	0644	edit dl rm
AesStreamInterface.php	656	0644	edit dl rm
AesStreamInterfaceV2.php	728	0644	edit dl rm
DecryptionTrait.php	6100	0644	edit dl rm
DecryptionTraitV2.php	9257	0644	edit dl rm
EncryptionTrait.php	7030	0644	edit dl rm
EncryptionTraitV2.php	7217	0644	edit dl rm
KmsMaterialsProvider.php	3989	0644	edit dl rm
KmsMaterialsProviderV2.php	3514	0644	edit dl rm
MaterialsProvider.php	3305	0644	edit dl rm
MaterialsProviderInterface.php	1851	0644	edit dl rm
MaterialsProviderInterfaceV2.php	1713	0644	edit dl rm
MaterialsProviderV2.php	2055	0644	edit dl rm
MetadataEnvelope.php	1675	0644	edit dl rm
MetadataStrategyInterface.php	996	0644	edit dl rm

Edit: /home/techb158/ileadtechnology.com/vendor/aws/aws-sdk-php/src/Crypto/AesGcmDecryptingStream.php (2576B)

<?php
namespace Aws\Crypto;

use Aws\Exception\CryptoException;
use GuzzleHttp\Psr7;
use GuzzleHttp\Psr7\StreamDecoratorTrait;
use Psr\Http\Message\StreamInterface;
use Aws\Crypto\Polyfill\AesGcm;
use Aws\Crypto\Polyfill\Key;

/**
 * @internal Represents a stream of data to be gcm decrypted.
 */
class AesGcmDecryptingStream implements AesStreamInterface
{
    use StreamDecoratorTrait;

private $aad;

private $initializationVector;

private $key;

private $keySize;

private $cipherText;

private $tag;

private $tagLength;

/**
     * @param StreamInterface $cipherText
     * @param string $key
     * @param string $initializationVector
     * @param string $tag
     * @param string $aad
     * @param int $tagLength
     * @param int $keySize
     */
    public function __construct(
        StreamInterface $cipherText,
        $key,
        $initializationVector,
        $tag,
        $aad = '',
        $tagLength = 128,
        $keySize = 256
    ) {
        $this->cipherText = $cipherText;
        $this->key = $key;
        $this->initializationVector = $initializationVector;
        $this->tag = $tag;
        $this->aad = $aad;
        $this->tagLength = $tagLength;
        $this->keySize = $keySize;
    }

public function getOpenSslName()
    {
        return "aes-{$this->keySize}-gcm";
    }

public function getAesName()
    {
        return 'AES/GCM/NoPadding';
    }

public function getCurrentIv()
    {
        return $this->initializationVector;
    }

public function createStream()
    {
        if (version_compare(PHP_VERSION, '7.1', '<')) {
            return Psr7\Utils::streamFor(AesGcm::decrypt(
                (string) $this->cipherText,
                $this->initializationVector,
                new Key($this->key),
                $this->aad,
                $this->tag,
                $this->keySize
            ));
        } else {
            $result = \openssl_decrypt(
                (string)$this->cipherText,
                $this->getOpenSslName(),
                $this->key,
                OPENSSL_RAW_DATA,
                $this->initializationVector,
                $this->tag,
                $this->aad
            );
            if ($result === false) {
                throw new CryptoException('The requested object could not be'
                    . ' decrypted due to an invalid authentication tag.');
            }
            return Psr7\Utils::streamFor($result);
        }
    }

public function isWritable(): bool
    {
        return false;
    }
}

cipherText = $cipherText; $this->key = $key; $this->initializationVector = $initializationVector; $this->tag = $tag; $this->aad = $aad; $this->tagLength = $tagLength; $this->keySize = $keySize; } public function getOpenSslName() { return "aes-{$this->keySize}-gcm"; } public function getAesName() { return 'AES/GCM/NoPadding'; } public function getCurrentIv() { return $this->initializationVector; } public function createStream() { if (version_compare(PHP_VERSION, '7.1', '<')) { return Psr7\Utils::streamFor(AesGcm::decrypt( (string) $this->cipherText, $this->initializationVector, new Key($this->key), $this->aad, $this->tag, $this->keySize )); } else { $result = \openssl_decrypt( (string)$this->cipherText, $this->getOpenSslName(), $this->key, OPENSSL_RAW_DATA, $this->initializationVector, $this->tag, $this->aad ); if ($result === false) { throw new CryptoException('The requested object could not be' . ' decrypted due to an invalid authentication tag.'); } return Psr7\Utils::streamFor($result); } } public function isWritable(): bool { return false; } }