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scylladb/sstables/prepended_input_stream.hh
Avi Kivity f3eade2f62 treewide: relicense to ScyllaDB-Source-Available-1.0
Drop the AGPL license in favor of a source-available license.
See the blog post [1] for details.

[1] https://www.scylladb.com/2024/12/18/why-were-moving-to-a-source-available-license/
2024-12-18 17:45:13 +02:00

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/*
* Copyright (C) 2017-present ScyllaDB
*/
/*
* SPDX-License-Identifier: LicenseRef-ScyllaDB-Source-Available-1.0
*/
#pragma once
#include <seastar/core/iostream.hh>
#include <seastar/core/temporary_buffer.hh>
#include "seastarx.hh"
/// \brief Creates an input_stream to read from a supplied buffer first
/// and then use a supplied data source
///
/// \param buf Buffer with data to be read first
/// \param ds Data source that is used for reading data once the prepending buffer is consumed in full
/// \return resulting input stream
input_stream<char> make_prepended_input_stream(temporary_buffer<char>&& buf, data_source&& ds);