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/**
* Helper for test components supporting fault injection.
*/
#ifndef TEST_FAULT_H
#define TEST_FAULT_H
#include <stdbool.h>
/**
* Information about a fault that should occurr in a component.
*/
struct test_fault
{
int countdown; /* Trigger the fault when this counter gets to zero. */
int n; /* Repeat the fault this many times. Default is -1. */
bool enabled; /* Enable fault triggering. */
};
/**
* Initialize a fault.
*/
void test_fault_init(struct test_fault *f);
/**
* Advance the counters of the fault. Return true if the fault should be
* triggered, false otherwise.
*/
bool test_fault_tick(struct test_fault *f);
/**
* Configure the fault with the given values.
*/
void test_fault_config(struct test_fault *f, int delay, int repeat);
/**
* Enable fault triggering.
*/
void test_fault_enable(struct test_fault *f);
#endif /* TEST_FAULT_H */
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