ALSA: hda/realtek - Move some alc236 pintbls to fallback table
[sfrench/cifs-2.6.git] / include / keys / system_keyring.h
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /* System keyring containing trusted public keys.
3  *
4  * Copyright (C) 2013 Red Hat, Inc. All Rights Reserved.
5  * Written by David Howells (dhowells@redhat.com)
6  */
7
8 #ifndef _KEYS_SYSTEM_KEYRING_H
9 #define _KEYS_SYSTEM_KEYRING_H
10
11 #include <linux/key.h>
12
13 #ifdef CONFIG_SYSTEM_TRUSTED_KEYRING
14
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);
19
20 #else
21 #define restrict_link_by_builtin_trusted restrict_link_reject
22 #endif
23
24 #ifdef CONFIG_SECONDARY_TRUSTED_KEYRING
25 extern int restrict_link_by_builtin_and_secondary_trusted(
26         struct key *keyring,
27         const struct key_type *type,
28         const union key_payload *payload,
29         struct key *restriction_key);
30 #else
31 #define restrict_link_by_builtin_and_secondary_trusted restrict_link_by_builtin_trusted
32 #endif
33
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,
37                                const char *type);
38 #else
39 static inline int is_hash_blacklisted(const u8 *hash, size_t hash_len,
40                                       const char *type)
41 {
42         return 0;
43 }
44 #endif
45
46 #ifdef CONFIG_IMA_BLACKLIST_KEYRING
47 extern struct key *ima_blacklist_keyring;
48
49 static inline struct key *get_ima_blacklist_keyring(void)
50 {
51         return ima_blacklist_keyring;
52 }
53 #else
54 static inline struct key *get_ima_blacklist_keyring(void)
55 {
56         return NULL;
57 }
58 #endif /* CONFIG_IMA_BLACKLIST_KEYRING */
59
60 #if defined(CONFIG_INTEGRITY_PLATFORM_KEYRING) && \
61         defined(CONFIG_SYSTEM_TRUSTED_KEYRING)
62 extern void __init set_platform_trusted_keys(struct key *keyring);
63 #else
64 static inline void set_platform_trusted_keys(struct key *keyring)
65 {
66 }
67 #endif
68
69 #endif /* _KEYS_SYSTEM_KEYRING_H */