1 /*
2  * Copyright (C) 2023 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #pragma once
18 
19 #include <memory>
20 
21 #include "common/libs/fs/shared_fd.h"
22 
23 namespace cuttlefish {
24 
25 class InputConnection {
26  public:
27   virtual ~InputConnection() = default;
28 
29   virtual Result<void> WriteEvents(const void* data, size_t len) = 0;
30 };
31 
32 // Create an input device that accepts connection on a socket (TCP or UNIX) and
33 // writes input events to its client (typically crosvm).
34 std::unique_ptr<InputConnection> NewServerInputConnection(SharedFD server_fd);
35 
36 }  // namespace cuttlefish
37