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