71 lines
1.6 KiB
C
71 lines
1.6 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Runtime Verification.
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*
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* For futher information, see: kernel/trace/rv/rv.c.
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*/
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#ifndef _LINUX_RV_H
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#define _LINUX_RV_H
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#define MAX_DA_NAME_LEN 24
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#ifdef CONFIG_RV
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/*
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* Deterministic automaton per-object variables.
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*/
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struct da_monitor {
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bool monitoring;
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unsigned int curr_state;
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};
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/*
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* Per-task RV monitors count. Nowadays fixed in RV_PER_TASK_MONITORS.
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* If we find justification for more monitors, we can think about
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* adding more or developing a dynamic method. So far, none of
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* these are justified.
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*/
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#define RV_PER_TASK_MONITORS 1
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#define RV_PER_TASK_MONITOR_INIT (RV_PER_TASK_MONITORS)
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/*
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* Futher monitor types are expected, so make this a union.
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*/
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union rv_task_monitor {
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struct da_monitor da_mon;
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};
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#ifdef CONFIG_RV_REACTORS
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struct rv_reactor {
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const char *name;
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const char *description;
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void (*react)(char *msg);
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};
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#endif
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struct rv_monitor {
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const char *name;
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const char *description;
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bool enabled;
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int (*enable)(void);
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void (*disable)(void);
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void (*reset)(void);
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#ifdef CONFIG_RV_REACTORS
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void (*react)(char *msg);
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#endif
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};
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bool rv_monitoring_on(void);
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int rv_unregister_monitor(struct rv_monitor *monitor);
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int rv_register_monitor(struct rv_monitor *monitor);
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int rv_get_task_monitor_slot(void);
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void rv_put_task_monitor_slot(int slot);
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#ifdef CONFIG_RV_REACTORS
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bool rv_reacting_on(void);
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int rv_unregister_reactor(struct rv_reactor *reactor);
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int rv_register_reactor(struct rv_reactor *reactor);
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#endif /* CONFIG_RV_REACTORS */
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#endif /* CONFIG_RV */
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#endif /* _LINUX_RV_H */
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