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2023-12-08 01573e231f18eb2d99162747186f59511f56b64d

 kernel/include/keys/system_keyring.h
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@@ -1,12 +1,8 @@
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+/* SPDX-License-Identifier: GPL-2.0-or-later */
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 /* System keyring containing trusted public keys.
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  *
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  * Copyright (C) 2013 Red Hat, Inc. All Rights Reserved.
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  * Written by David Howells (dhowells@redhat.com)
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- *
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- * This program is free software; you can redistribute it and/or
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- * modify it under the terms of the GNU General Public Licence
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- * as published by the Free Software Foundation; either version
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- * 2 of the Licence, or (at your option) any later version.
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  */
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 #ifndef _KEYS_SYSTEM_KEYRING_H
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@@ -35,15 +31,36 @@
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 #define restrict_link_by_builtin_and_secondary_trusted restrict_link_by_builtin_trusted
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 #endif
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+extern struct pkcs7_message *pkcs7;
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 #ifdef CONFIG_SYSTEM_BLACKLIST_KEYRING
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 extern int mark_hash_blacklisted(const char *hash);
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 extern int is_hash_blacklisted(const u8 *hash, size_t hash_len,
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 			       const char *type);
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+extern int is_binary_blacklisted(const u8 *hash, size_t hash_len);
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 #else
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 static inline int is_hash_blacklisted(const u8 *hash, size_t hash_len,
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 				      const char *type)
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 {
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 	return 0;
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+}
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+
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+static inline int is_binary_blacklisted(const u8 *hash, size_t hash_len)
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+{
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+	return 0;
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+}
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+#endif
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+
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+#ifdef CONFIG_SYSTEM_REVOCATION_LIST
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+extern int add_key_to_revocation_list(const char *data, size_t size);
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+extern int is_key_on_revocation_list(struct pkcs7_message *pkcs7);
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+#else
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+static inline int add_key_to_revocation_list(const char *data, size_t size)
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+{
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+	return 0;
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+}
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+static inline int is_key_on_revocation_list(struct pkcs7_message *pkcs7)
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+{
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+	return -ENOKEY;
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 }
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 #endif
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@@ -61,5 +78,13 @@
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 }
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 #endif /* CONFIG_IMA_BLACKLIST_KEYRING */
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+#if defined(CONFIG_INTEGRITY_PLATFORM_KEYRING) && \
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+	defined(CONFIG_SYSTEM_TRUSTED_KEYRING)
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+extern void __init set_platform_trusted_keys(struct key *keyring);
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+#else
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+static inline void set_platform_trusted_keys(struct key *keyring)
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+{
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+}
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+#endif
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 #endif /* _KEYS_SYSTEM_KEYRING_H */