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1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /* System keyring containing trusted public keys.
4 * Copyright (C) 2013 Red Hat, Inc. All Rights Reserved.
5 * Written by David Howells (dhowells@redhat.com)
8 #ifndef _KEYS_SYSTEM_KEYRING_H
9 #define _KEYS_SYSTEM_KEYRING_H
11 #include <linux/key.h>
13 #ifdef CONFIG_SYSTEM_TRUSTED_KEYRING
15 extern int restrict_link_by_builtin_trusted(struct key
*keyring
,
16 const struct key_type
*type
,
17 const union key_payload
*payload
,
18 struct key
*restriction_key
);
21 #define restrict_link_by_builtin_trusted restrict_link_reject
24 #ifdef CONFIG_SECONDARY_TRUSTED_KEYRING
25 extern int restrict_link_by_builtin_and_secondary_trusted(
27 const struct key_type
*type
,
28 const union key_payload
*payload
,
29 struct key
*restriction_key
);
31 #define restrict_link_by_builtin_and_secondary_trusted restrict_link_by_builtin_trusted
34 #ifdef CONFIG_SYSTEM_BLACKLIST_KEYRING
35 extern int mark_hash_blacklisted(const char *hash
);
36 extern int is_hash_blacklisted(const u8
*hash
, size_t hash_len
,
39 static inline int is_hash_blacklisted(const u8
*hash
, size_t hash_len
,
46 #ifdef CONFIG_IMA_BLACKLIST_KEYRING
47 extern struct key
*ima_blacklist_keyring
;
49 static inline struct key
*get_ima_blacklist_keyring(void)
51 return ima_blacklist_keyring
;
54 static inline struct key
*get_ima_blacklist_keyring(void)
58 #endif /* CONFIG_IMA_BLACKLIST_KEYRING */
60 #if defined(CONFIG_INTEGRITY_PLATFORM_KEYRING) && \
61 defined(CONFIG_SYSTEM_TRUSTED_KEYRING)
62 extern void __init
set_platform_trusted_keys(struct key
*keyring
);
64 static inline void set_platform_trusted_keys(struct key
*keyring
)
69 #endif /* _KEYS_SYSTEM_KEYRING_H */