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Thomas Gleixnerb4d0d232019-05-20 19:08:01 +02001/* SPDX-License-Identifier: GPL-2.0-or-later */
David Howells46c6f172012-09-13 15:17:32 +01002/* Asymmetric public-key cryptography data parser
3 *
4 * See Documentation/crypto/asymmetric-keys.txt
5 *
6 * Copyright (C) 2012 Red Hat, Inc. All Rights Reserved.
7 * Written by David Howells (dhowells@redhat.com)
David Howells46c6f172012-09-13 15:17:32 +01008 */
9
10#ifndef _KEYS_ASYMMETRIC_PARSER_H
11#define _KEYS_ASYMMETRIC_PARSER_H
12
13/*
14 * Key data parser. Called during key instantiation.
15 */
16struct asymmetric_key_parser {
17 struct list_head link;
18 struct module *owner;
19 const char *name;
20
21 /* Attempt to parse a key from the data blob passed to add_key() or
22 * keyctl_instantiate(). Should also generate a proposed description
23 * that the caller can optionally use for the key.
24 *
25 * Return EBADMSG if not recognised.
26 */
27 int (*parse)(struct key_preparsed_payload *prep);
28};
29
30extern int register_asymmetric_key_parser(struct asymmetric_key_parser *);
31extern void unregister_asymmetric_key_parser(struct asymmetric_key_parser *);
32
33#endif /* _KEYS_ASYMMETRIC_PARSER_H */