kernel_notifications.h

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// Copyright (c) 2023 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
#ifndef BITCOIN_NODE_KERNEL_NOTIFICATIONS_H
#define BITCOIN_NODE_KERNEL_NOTIFICATIONS_H
 
#include <kernel/notifications_interface.h>
 
#include <atomic>
#include <cstdint>
 
class ArgsManager;
class CBlockIndex;
enum class SynchronizationState;
struct bilingual_str;
 
namespace node {
 
static constexpr int DEFAULT_STOPATHEIGHT{0};
 
class KernelNotifications : public kernel::Notifications {
public:
    KernelNotifications(std::atomic<int> &exit_status)
        : m_exit_status{exit_status} {}
 
    [[nodiscard]] kernel::InterruptResult blockTip(SynchronizationState state,
                                                   CBlockIndex &index) override;
 
    void headerTip(SynchronizationState state, int64_t height,
                   int64_t timestamp, bool presync) override;
 
    void progress(const bilingual_str &title, int progress_percent,
                  bool resume_possible) override;
 
    void warning(const std::string &warning) override;
 
    void flushError(const std::string &debug_message) override;
 
    void fatalError(const std::string &debug_message,
                    const bilingual_str &user_message = {}) override;
 
    int m_stop_at_height{DEFAULT_STOPATHEIGHT};
    bool m_shutdown_on_fatal_error{true};
 
private:
    std::atomic<int> &m_exit_status;
};
 
void ReadNotificationArgs(const ArgsManager &args,
                          KernelNotifications &notifications);
 
} // namespace node
 
#endif // BITCOIN_NODE_KERNEL_NOTIFICATIONS_H