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// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_ARC_SESSION_ARC_STOP_REASON_H_
#define COMPONENTS_ARC_SESSION_ARC_STOP_REASON_H_
#include <ostream>
namespace arc {
// Describes the reason the ARC instance is stopped.
// These values are persisted to logs. Entries should not be renumbered and
// numeric values should never be reused.
// Should be synced with ArcStopReason in tools/metrics/histograms/enums.xml.
enum class ArcStopReason {
// ARC instance has been gracefully shut down.
SHUTDOWN = 0,
// Errors occurred during the ARC instance boot. This includes any failures
// before the instance is actually attempted to be started (e.g.
// session_manager failed to fork/exec the instance), and also a "clean"
// (non crashy) but unexpected container shutdown.
GENERIC_BOOT_FAILURE = 1,
// The device is critically low on disk space.
LOW_DISK_SPACE = 2,
// ARC instance has crashed.
CRASH = 3,
kMaxValue = CRASH,
};
// Defines "<<" operator for LOGging purpose.
std::ostream& operator<<(std::ostream& os, ArcStopReason reason);
} // namespace arc
#endif // COMPONENTS_ARC_SESSION_ARC_STOP_REASON_H_