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base / fuchsia / process_lifecycle.h [blame]
// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef BASE_FUCHSIA_PROCESS_LIFECYCLE_H_
#define BASE_FUCHSIA_PROCESS_LIFECYCLE_H_
#include <fidl/fuchsia.process.lifecycle/cpp/fidl.h>
#include <lib/fidl/cpp/binding.h>
#include <lib/fidl/cpp/wire/channel.h>
#include <optional>
#include "base/base_export.h"
#include "base/functional/callback.h"
namespace base {
// Registers a fuchsia.process.lifecycle.Lifecycle protocol implementation to
// receive graceful termination requests from the Component Framework v2
// ELF executable runner.
//
// The implementation consumes the PA_LIFECYCLE handle, which the ELF runner
// will provide only if the Component manifest contains a lifecycle/stop_event
// registration.
class BASE_EXPORT ProcessLifecycle final
: public fidl::Server<fuchsia_process_lifecycle::Lifecycle> {
public:
explicit ProcessLifecycle(base::OnceClosure on_stop);
~ProcessLifecycle() override;
ProcessLifecycle(const ProcessLifecycle&) = delete;
ProcessLifecycle& operator=(const ProcessLifecycle&) = delete;
// fuchsia_process_lifecycle::Lifecycle implementation.
void Stop(StopCompleter::Sync& completer) override;
private:
base::OnceClosure on_stop_;
std::optional<fidl::ServerBinding<fuchsia_process_lifecycle::Lifecycle>>
binding_;
};
} // namespace base
#endif // BASE_FUCHSIA_PROCESS_LIFECYCLE_H_