ipxe/src/include/ipxe/fault.h

#ifndef _IPXE_FAULT_H
#define _IPXE_FAULT_H

/** @file
 *
 * Fault injection
 *
 */

FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );

#include <config/fault.h>

extern int inject_fault_nonzero ( unsigned int rate );

/**
 * Inject fault with a specified probability
 *
 * @v rate		Reciprocal of fault probability (zero for no faults)
 * @ret rc		Return status code
 */
static inline __attribute__ (( always_inline )) int
inject_fault ( unsigned int rate ) {

	/* Force dead code elimination in non-fault-injecting builds */
	if ( rate == 0 )
		return 0;

	return inject_fault_nonzero ( rate );
}

#endif /* _IPXE_FAULT_H */