xref: /aosp_15_r20/external/openscreen/platform/impl/socket_state.h (revision 3f982cf4871df8771c9d4abe6e9a6f8d829b2736)
1*3f982cf4SFabien Sanglard // Copyright 2019 The Chromium Authors. All rights reserved.
2*3f982cf4SFabien Sanglard // Use of this source code is governed by a BSD-style license that can be
3*3f982cf4SFabien Sanglard // found in the LICENSE file.
4*3f982cf4SFabien Sanglard 
5*3f982cf4SFabien Sanglard #ifndef PLATFORM_IMPL_SOCKET_STATE_H_
6*3f982cf4SFabien Sanglard #define PLATFORM_IMPL_SOCKET_STATE_H_
7*3f982cf4SFabien Sanglard 
8*3f982cf4SFabien Sanglard #include <cstdint>
9*3f982cf4SFabien Sanglard #include <memory>
10*3f982cf4SFabien Sanglard #include <string>
11*3f982cf4SFabien Sanglard 
12*3f982cf4SFabien Sanglard namespace openscreen {
13*3f982cf4SFabien Sanglard 
14*3f982cf4SFabien Sanglard // TcpSocketState should be used by TCP and TLS sockets for indicating
15*3f982cf4SFabien Sanglard // current state. NOTE: socket state transitions should only happen in
16*3f982cf4SFabien Sanglard // the listed order. New states should be added in appropriate order.
17*3f982cf4SFabien Sanglard enum class TcpSocketState {
18*3f982cf4SFabien Sanglard   // Socket is not connected.
19*3f982cf4SFabien Sanglard   kNotConnected = 0,
20*3f982cf4SFabien Sanglard 
21*3f982cf4SFabien Sanglard   // Socket is actively listening for incoming connections.
22*3f982cf4SFabien Sanglard   kListening,
23*3f982cf4SFabien Sanglard 
24*3f982cf4SFabien Sanglard   // Socket is currently being connected.
25*3f982cf4SFabien Sanglard   kConnecting,
26*3f982cf4SFabien Sanglard 
27*3f982cf4SFabien Sanglard   // Socket is actively connected to a remote address.
28*3f982cf4SFabien Sanglard   kConnected,
29*3f982cf4SFabien Sanglard 
30*3f982cf4SFabien Sanglard   // The socket connection has been terminated, either by Close() or
31*3f982cf4SFabien Sanglard   // by the remote side.
32*3f982cf4SFabien Sanglard   kClosed
33*3f982cf4SFabien Sanglard };
34*3f982cf4SFabien Sanglard 
35*3f982cf4SFabien Sanglard }  // namespace openscreen
36*3f982cf4SFabien Sanglard 
37*3f982cf4SFabien Sanglard #endif  // PLATFORM_IMPL_SOCKET_STATE_H_
38