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3f805f8c MK |
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 */ |