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Diffstat (limited to 'third_party/libwebrtc/net/dcsctp/public/timeout.h')
-rw-r--r-- | third_party/libwebrtc/net/dcsctp/public/timeout.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/third_party/libwebrtc/net/dcsctp/public/timeout.h b/third_party/libwebrtc/net/dcsctp/public/timeout.h new file mode 100644 index 0000000000..64ba351093 --- /dev/null +++ b/third_party/libwebrtc/net/dcsctp/public/timeout.h @@ -0,0 +1,53 @@ +/* + * Copyright (c) 2021 The WebRTC project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ +#ifndef NET_DCSCTP_PUBLIC_TIMEOUT_H_ +#define NET_DCSCTP_PUBLIC_TIMEOUT_H_ + +#include <cstdint> + +#include "net/dcsctp/public/types.h" + +namespace dcsctp { + +// A very simple timeout that can be started and stopped. When started, +// it will be given a unique `timeout_id` which should be provided to +// `DcSctpSocket::HandleTimeout` when it expires. +class Timeout { + public: + virtual ~Timeout() = default; + + // Called to start time timeout, with the duration in milliseconds as + // `duration` and with the timeout identifier as `timeout_id`, which - if + // the timeout expires - shall be provided to `DcSctpSocket::HandleTimeout`. + // + // `Start` and `Stop` will always be called in pairs. In other words will + // ´Start` never be called twice, without a call to `Stop` in between. + virtual void Start(DurationMs duration, TimeoutID timeout_id) = 0; + + // Called to stop the running timeout. + // + // `Start` and `Stop` will always be called in pairs. In other words will + // ´Start` never be called twice, without a call to `Stop` in between. + // + // `Stop` will always be called prior to releasing this object. + virtual void Stop() = 0; + + // Called to restart an already running timeout, with the `duration` and + // `timeout_id` parameters as described in `Start`. This can be overridden by + // the implementation to restart it more efficiently. + virtual void Restart(DurationMs duration, TimeoutID timeout_id) { + Stop(); + Start(duration, timeout_id); + } +}; + +} // namespace dcsctp + +#endif // NET_DCSCTP_PUBLIC_TIMEOUT_H_ |