1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /* Asymmetric public-key cryptography data parser
4 * See Documentation/crypto/asymmetric-keys.rst
6 * Copyright (C) 2012 Red Hat, Inc. All Rights Reserved.
7 * Written by David Howells (dhowells@redhat.com)
10 #ifndef _KEYS_ASYMMETRIC_PARSER_H
11 #define _KEYS_ASYMMETRIC_PARSER_H
13 struct key_preparsed_payload;
16 * Key data parser. Called during key instantiation.
18 struct asymmetric_key_parser {
19 struct list_head link;
23 /* Attempt to parse a key from the data blob passed to add_key() or
24 * keyctl_instantiate(). Should also generate a proposed description
25 * that the caller can optionally use for the key.
27 * Return EBADMSG if not recognised.
29 int (*parse)(struct key_preparsed_payload *prep);
32 extern int register_asymmetric_key_parser(struct asymmetric_key_parser *);
33 extern void unregister_asymmetric_key_parser(struct asymmetric_key_parser *);
35 #endif /* _KEYS_ASYMMETRIC_PARSER_H */