| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* |
| * Landlock LSM - Limits for different components |
| * |
| * Copyright © 2016-2020 Mickaël Salaün <mic@digikod.net> |
| * Copyright © 2018-2020 ANSSI |
| */ |
| |
| #ifndef _SECURITY_LANDLOCK_LIMITS_H |
| #define _SECURITY_LANDLOCK_LIMITS_H |
| |
| #include <linux/bitops.h> |
| #include <linux/limits.h> |
| #include <uapi/linux/landlock.h> |
| |
| /* clang-format off */ |
| |
| #define LANDLOCK_MAX_NUM_LAYERS 16 |
| #define LANDLOCK_MAX_NUM_RULES U32_MAX |
| |
| #define LANDLOCK_LAST_ACCESS_FS LANDLOCK_ACCESS_FS_TRUNCATE |
| #define LANDLOCK_MASK_ACCESS_FS ((LANDLOCK_LAST_ACCESS_FS << 1) - 1) |
| #define LANDLOCK_NUM_ACCESS_FS __const_hweight64(LANDLOCK_MASK_ACCESS_FS) |
| #define LANDLOCK_SHIFT_ACCESS_FS 0 |
| |
| #define LANDLOCK_LAST_ACCESS_NET LANDLOCK_ACCESS_NET_CONNECT_TCP |
| #define LANDLOCK_MASK_ACCESS_NET ((LANDLOCK_LAST_ACCESS_NET << 1) - 1) |
| #define LANDLOCK_NUM_ACCESS_NET __const_hweight64(LANDLOCK_MASK_ACCESS_NET) |
| #define LANDLOCK_SHIFT_ACCESS_NET LANDLOCK_NUM_ACCESS_FS |
| |
| /* clang-format on */ |
| |
| #endif /* _SECURITY_LANDLOCK_LIMITS_H */ |
