1 /* SPDX-License-Identifier: GPL-2.0-or-later * 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /* Asymmetric public-key cryptography data par 2 /* Asymmetric public-key cryptography data parser
3 * 3 *
4 * See Documentation/crypto/asymmetric-keys.rs !! 4 * See Documentation/crypto/asymmetric-keys.txt
5 * 5 *
6 * Copyright (C) 2012 Red Hat, Inc. All Rights 6 * Copyright (C) 2012 Red Hat, Inc. All Rights Reserved.
7 * Written by David Howells (dhowells@redhat.c 7 * Written by David Howells (dhowells@redhat.com)
8 */ 8 */
9 9
10 #ifndef _KEYS_ASYMMETRIC_PARSER_H 10 #ifndef _KEYS_ASYMMETRIC_PARSER_H
11 #define _KEYS_ASYMMETRIC_PARSER_H 11 #define _KEYS_ASYMMETRIC_PARSER_H
12 <<
13 struct key_preparsed_payload; <<
14 12
15 /* 13 /*
16 * Key data parser. Called during key instant 14 * Key data parser. Called during key instantiation.
17 */ 15 */
18 struct asymmetric_key_parser { 16 struct asymmetric_key_parser {
19 struct list_head link; 17 struct list_head link;
20 struct module *owner; 18 struct module *owner;
21 const char *name; 19 const char *name;
22 20
23 /* Attempt to parse a key from the dat 21 /* Attempt to parse a key from the data blob passed to add_key() or
24 * keyctl_instantiate(). Should also 22 * keyctl_instantiate(). Should also generate a proposed description
25 * that the caller can optionally use 23 * that the caller can optionally use for the key.
26 * 24 *
27 * Return EBADMSG if not recognised. 25 * Return EBADMSG if not recognised.
28 */ 26 */
29 int (*parse)(struct key_preparsed_payl 27 int (*parse)(struct key_preparsed_payload *prep);
30 }; 28 };
31 29
32 extern int register_asymmetric_key_parser(stru 30 extern int register_asymmetric_key_parser(struct asymmetric_key_parser *);
33 extern void unregister_asymmetric_key_parser(s 31 extern void unregister_asymmetric_key_parser(struct asymmetric_key_parser *);
34 32
35 #endif /* _KEYS_ASYMMETRIC_PARSER_H */ 33 #endif /* _KEYS_ASYMMETRIC_PARSER_H */
36 34
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