golden hour

/home/doctorbruno/public_html/pgmed.org/wp-content/plugins/backupbuddy/destinations/_s3lib3/Aws/S3

File/Folder	Size	Actions
AccelerateMiddleware.php	2.5 KB
AmbiguousSuccessParser.php	1.56 KB
ApplyChecksumMiddleware.php	1.84 KB
BatchDelete.php	7.42 KB
BucketEndpointMiddleware.php	1.87 KB
DualStackMiddleware.php	1.74 KB
Exception	-
GetBucketLocationParser.php	1.05 KB
MultipartCopy.php	5.84 KB
MultipartUploader.php	4.99 KB
MultipartUploadingTrait.php	3.61 KB
ObjectCopier.php	4.75 KB
ObjectUploader.php	5.06 KB
PermanentRedirectMiddleware.php	1.7 KB
PostObject.php	3.75 KB
PostObjectV4.php	4.95 KB
PutObjectUrlMiddleware.php	1.43 KB
RetryableMalformedResponseParser.php	1.18 KB
S3Client.php	24.92 KB
S3ClientInterface.php	11.96 KB
S3ClientTrait.php	5.97 KB
S3MultiRegionClient.php	11.6 KB
S3UriParser.php	3.33 KB
SSECMiddleware.php	2.24 KB
StreamWrapper.php	29.63 KB
Transfer.php	13.45 KB
index.php	27 B

Edit: SSECMiddleware.php

<?php
namespace Aws\S3;

use Aws\CommandInterface;
use Psr\Http\Message\RequestInterface;

/**
 * Simplifies the SSE-C process by encoding and hashing the key.
 * @internal
 */
class SSECMiddleware
{
    private $endpointScheme;
    private $nextHandler;

/**
     * Provide the URI scheme of the client sending requests.
     *
     * @param string $endpointScheme URI scheme (http/https).
     *
     * @return callable
     */
    public static function wrap($endpointScheme)
    {
        return function (callable $handler) use ($endpointScheme) {
            return new self($endpointScheme, $handler);
        };
    }

public function __construct($endpointScheme, callable $nextHandler)
    {
        $this->nextHandler = $nextHandler;
        $this->endpointScheme = $endpointScheme;
    }

public function __invoke(
        CommandInterface $command,
        RequestInterface $request = null
    ) {
        // Allows only HTTPS connections when using SSE-C
        if (($command['SSECustomerKey'] || $command['CopySourceSSECustomerKey'])
            && $this->endpointScheme !== 'https'
        ) {
            throw new \RuntimeException('You must configure your S3 client to '
                . 'use HTTPS in order to use the SSE-C features.');
        }

// Prepare the normal SSE-CPK headers
        if ($command['SSECustomerKey']) {
            $this->prepareSseParams($command);
        }

// If it's a copy operation, prepare the SSE-CPK headers for the source.
        if ($command['CopySourceSSECustomerKey']) {
            $this->prepareSseParams($command, 'CopySource');
        }

$f = $this->nextHandler;
        return $f($command, $request);
    }

private function prepareSseParams(CommandInterface $command, $prefix = '')
    {
        // Base64 encode the provided key
        $key = $command[$prefix . 'SSECustomerKey'];
        $command[$prefix . 'SSECustomerKey'] = base64_encode($key);

// Base64 the provided MD5 or, generate an MD5 if not provided
        if ($md5 = $command[$prefix . 'SSECustomerKeyMD5']) {
            $command[$prefix . 'SSECustomerKeyMD5'] = base64_encode($md5);
        } else {
            $command[$prefix . 'SSECustomerKeyMD5'] = base64_encode(md5($key, true));
        }
    }
}