linux-headers/linux/loadpin.h
2023-06-07 11:35:51 +00:00

23 lines
834 B
C

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (c) 2022, Google LLC
*/
#ifndef _LINUX_LOOP_LOADPIN_H
#define _LINUX_LOOP_LOADPIN_H
#define LOADPIN_IOC_MAGIC 'L'
/**
* LOADPIN_IOC_SET_TRUSTED_VERITY_DIGESTS - Set up the root digests of verity devices
* that loadpin should trust.
*
* Takes a file descriptor from which to read the root digests of trusted verity devices. The file
* is expected to contain a list of digests in ASCII format, with one line per digest. The ioctl
* must be issued on the securityfs attribute 'loadpin/dm-verity' (which can be typically found
* under /sys/kernel/security/loadpin/dm-verity).
*/
#define LOADPIN_IOC_SET_TRUSTED_VERITY_DIGESTS _IOW(LOADPIN_IOC_MAGIC, 0x00, unsigned int)
#endif /* _LINUX_LOOP_LOADPIN_H */