1 /* SPDX-License-Identifier: GPL-2.0-or-later * <<
2 /* Asymmetric public-key cryptography data par 1 /* Asymmetric public-key cryptography data parser
3 * 2 *
4 * See Documentation/crypto/asymmetric-keys.rs !! 3 * See Documentation/crypto/asymmetric-keys.txt
5 * 4 *
6 * Copyright (C) 2012 Red Hat, Inc. All Rights 5 * Copyright (C) 2012 Red Hat, Inc. All Rights Reserved.
7 * Written by David Howells (dhowells@redhat.c 6 * Written by David Howells (dhowells@redhat.com)
>> 7 *
>> 8 * This program is free software; you can redistribute it and/or
>> 9 * modify it under the terms of the GNU General Public Licence
>> 10 * as published by the Free Software Foundation; either version
>> 11 * 2 of the Licence, or (at your option) any later version.
8 */ 12 */
9 13
10 #ifndef _KEYS_ASYMMETRIC_PARSER_H 14 #ifndef _KEYS_ASYMMETRIC_PARSER_H
11 #define _KEYS_ASYMMETRIC_PARSER_H 15 #define _KEYS_ASYMMETRIC_PARSER_H
12 <<
13 struct key_preparsed_payload; <<
14 16
15 /* 17 /*
16 * Key data parser. Called during key instant 18 * Key data parser. Called during key instantiation.
17 */ 19 */
18 struct asymmetric_key_parser { 20 struct asymmetric_key_parser {
19 struct list_head link; 21 struct list_head link;
20 struct module *owner; 22 struct module *owner;
21 const char *name; 23 const char *name;
22 24
23 /* Attempt to parse a key from the dat 25 /* Attempt to parse a key from the data blob passed to add_key() or
24 * keyctl_instantiate(). Should also 26 * keyctl_instantiate(). Should also generate a proposed description
25 * that the caller can optionally use 27 * that the caller can optionally use for the key.
26 * 28 *
27 * Return EBADMSG if not recognised. 29 * Return EBADMSG if not recognised.
28 */ 30 */
29 int (*parse)(struct key_preparsed_payl 31 int (*parse)(struct key_preparsed_payload *prep);
30 }; 32 };
31 33
32 extern int register_asymmetric_key_parser(stru 34 extern int register_asymmetric_key_parser(struct asymmetric_key_parser *);
33 extern void unregister_asymmetric_key_parser(s 35 extern void unregister_asymmetric_key_parser(struct asymmetric_key_parser *);
34 36
35 #endif /* _KEYS_ASYMMETRIC_PARSER_H */ 37 #endif /* _KEYS_ASYMMETRIC_PARSER_H */
36 38
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