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https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
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e155858dd9
Allows author of IPE policy to indicate trust for a singular dm-verity volume, identified by roothash, through "dmverity_roothash" and all signed and validated dm-verity volumes, through "dmverity_signature". Signed-off-by: Deven Bowers <deven.desai@linux.microsoft.com> Signed-off-by: Fan Wu <wufan@linux.microsoft.com> [PM: fixed some line length issues in the comments] Signed-off-by: Paul Moore <paul@paul-moore.com>
59 lines
1.2 KiB
C
59 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (C) 2020-2024 Microsoft Corporation. All rights reserved.
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*/
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#ifndef _IPE_EVAL_H
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#define _IPE_EVAL_H
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#include <linux/file.h>
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#include <linux/types.h>
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#include "policy.h"
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#include "hooks.h"
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#define IPE_EVAL_CTX_INIT ((struct ipe_eval_ctx){ 0 })
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extern struct ipe_policy __rcu *ipe_active_policy;
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extern bool success_audit;
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extern bool enforce;
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struct ipe_superblock {
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bool initramfs;
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};
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#ifdef CONFIG_IPE_PROP_DM_VERITY
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struct ipe_bdev {
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#ifdef CONFIG_IPE_PROP_DM_VERITY_SIGNATURE
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bool dm_verity_signed;
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#endif /* CONFIG_IPE_PROP_DM_VERITY_SIGNATURE */
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struct digest_info *root_hash;
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};
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#endif /* CONFIG_IPE_PROP_DM_VERITY */
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struct ipe_eval_ctx {
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enum ipe_op_type op;
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enum ipe_hook_type hook;
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const struct file *file;
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bool initramfs;
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#ifdef CONFIG_IPE_PROP_DM_VERITY
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const struct ipe_bdev *ipe_bdev;
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#endif /* CONFIG_IPE_PROP_DM_VERITY */
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};
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enum ipe_match {
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IPE_MATCH_RULE = 0,
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IPE_MATCH_TABLE,
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IPE_MATCH_GLOBAL,
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__IPE_MATCH_MAX
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};
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void ipe_build_eval_ctx(struct ipe_eval_ctx *ctx,
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const struct file *file,
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enum ipe_op_type op,
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enum ipe_hook_type hook);
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int ipe_evaluate_event(const struct ipe_eval_ctx *const ctx);
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#endif /* _IPE_EVAL_H */
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