/* SPDX-License-Identifier: GPL-2.0-or-later *//* System keyring containing trusted public keys. * * Copyright (C) 2013 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) */ #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);extern __init int load_module_cert(struct key *keyring); #else#define restrict_link_by_builtin_trusted restrict_link_reject static inline __init int load_module_cert(struct key *keyring){	return 0;} #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 extern struct pkcs7_message *pkcs7;#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);extern int is_binary_blacklisted(const u8 *hash, size_t hash_len);#elsestatic inline int is_hash_blacklisted(const u8 *hash, size_t hash_len,				      const char *type){	return 0;} static inline int is_binary_blacklisted(const u8 *hash, size_t hash_len){	return 0;}#endif #ifdef CONFIG_SYSTEM_REVOCATION_LISTextern int add_key_to_revocation_list(const char *data, size_t size);extern int is_key_on_revocation_list(struct pkcs7_message *pkcs7);#elsestatic inline int add_key_to_revocation_list(const char *data, size_t size){	return 0;}static inline int is_key_on_revocation_list(struct pkcs7_message *pkcs7){	return -ENOKEY;}#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 */ #if defined(CONFIG_INTEGRITY_PLATFORM_KEYRING) && \	defined(CONFIG_SYSTEM_TRUSTED_KEYRING)extern void __init set_platform_trusted_keys(struct key *keyring);#elsestatic inline void set_platform_trusted_keys(struct key *keyring){}#endif #endif /* _KEYS_SYSTEM_KEYRING_H */