/* System keyring containing trusted public keys. * * Copyright (C) 2013 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public Licence * as published by the Free Software Foundation; either version * 2 of the Licence, or (at your option) any later version. */ #ifndef _KEYS_SYSTEM_KEYRING_H#define _KEYS_SYSTEM_KEYRING_H #include <linux/key.h> #ifdef CONFIG_SYSTEM_TRUSTED_KEYRING extern int restrict_link_by_builtin_trusted(struct key *keyring,					    const struct key_type *type,					    const union key_payload *payload,					    struct key *restriction_key); #else#define restrict_link_by_builtin_trusted restrict_link_reject#endif #ifdef CONFIG_SECONDARY_TRUSTED_KEYRINGextern int restrict_link_by_builtin_and_secondary_trusted(	struct key *keyring,	const struct key_type *type,	const union key_payload *payload,	struct key *restriction_key);#else#define restrict_link_by_builtin_and_secondary_trusted restrict_link_by_builtin_trusted#endif #ifdef CONFIG_SYSTEM_BLACKLIST_KEYRINGextern int mark_hash_blacklisted(const char *hash);extern int is_hash_blacklisted(const u8 *hash, size_t hash_len,			       const char *type);#elsestatic inline int is_hash_blacklisted(const u8 *hash, size_t hash_len,				      const char *type){	return 0;}#endif #ifdef CONFIG_IMA_BLACKLIST_KEYRINGextern struct key *ima_blacklist_keyring; static inline struct key *get_ima_blacklist_keyring(void){	return ima_blacklist_keyring;}#elsestatic inline struct key *get_ima_blacklist_keyring(void){	return NULL;}#endif /* CONFIG_IMA_BLACKLIST_KEYRING */  #endif /* _KEYS_SYSTEM_KEYRING_H */