1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2/* 3 * Copyright (c) 2022, Google LLC 4 */ 5 6#ifndef _UAPI_LINUX_LOOP_LOADPIN_H 7#define _UAPI_LINUX_LOOP_LOADPIN_H 8 9#define LOADPIN_IOC_MAGIC 'L' 10 11/** 12 * LOADPIN_IOC_SET_TRUSTED_VERITY_DIGESTS - Set up the root digests of verity devices 13 * that loadpin should trust. 14 * 15 * Takes a file descriptor from which to read the root digests of trusted verity devices. The file 16 * is expected to contain a list of digests in ASCII format, with one line per digest. The ioctl 17 * must be issued on the securityfs attribute 'loadpin/dm-verity' (which can be typically found 18 * under /sys/kernel/security/loadpin/dm-verity). 19 */ 20#define LOADPIN_IOC_SET_TRUSTED_VERITY_DIGESTS _IOW(LOADPIN_IOC_MAGIC, 0x00, unsigned int) 21 22#endif /* _UAPI_LINUX_LOOP_LOADPIN_H */ 23