Seastar
High performance C++ framework for concurrent servers
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lz4_compressor.hh
1/*
2 * This file is open source software, licensed to you under the terms
3 * of the Apache License, Version 2.0 (the "License"). See the NOTICE file
4 * distributed with this work for additional information regarding copyright
5 * ownership. You may not use this file except in compliance with the License.
6 *
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing,
12 * software distributed under the License is distributed on an
13 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
14 * KIND, either express or implied. See the License for the
15 * specific language governing permissions and limitations
16 * under the License.
17 */
18/*
19 * Copyright (C) 2016 Scylladb, Ltd.
20 */
21
22#pragma once
23
24#include <seastar/core/sstring.hh>
25#include <seastar/rpc/rpc_types.hh>
26
27namespace seastar {
28
29namespace rpc {
30 class lz4_compressor : public compressor {
31 public:
33 public:
34 virtual const sstring& supported() const override;
35 virtual std::unique_ptr<rpc::compressor> negotiate(sstring feature, bool is_server) const override;
36 };
37 public:
39 // compress data, leaving head_space empty in returned buffer
40 snd_buf compress(size_t head_space, snd_buf data) override;
41 // decompress data
42 rcv_buf decompress(rcv_buf data) override;
43 sstring name() const override;
44 };
45}
46
47}
Definition: rpc_types.hh:290
Definition: rpc_types.hh:279
Definition: lz4_compressor.hh:32
Definition: lz4_compressor.hh:30
Seastar API namespace.
Definition: abort_on_ebadf.hh:26
Definition: rpc_types.hh:239
Definition: rpc_types.hh:251