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b4d0d230 | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
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2 | /* Asymmetric public-key cryptography data parser |
3 | * | |
0efaaa86 | 4 | * See Documentation/crypto/asymmetric-keys.rst |
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5 | * |
6 | * Copyright (C) 2012 Red Hat, Inc. All Rights Reserved. | |
7 | * Written by David Howells (dhowells@redhat.com) | |
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8 | */ |
9 | ||
10 | #ifndef _KEYS_ASYMMETRIC_PARSER_H | |
11 | #define _KEYS_ASYMMETRIC_PARSER_H | |
12 | ||
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13 | struct key_preparsed_payload; |
14 | ||
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15 | /* |
16 | * Key data parser. Called during key instantiation. | |
17 | */ | |
18 | struct asymmetric_key_parser { | |
19 | struct list_head link; | |
20 | struct module *owner; | |
21 | const char *name; | |
22 | ||
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. | |
26 | * | |
27 | * Return EBADMSG if not recognised. | |
28 | */ | |
29 | int (*parse)(struct key_preparsed_payload *prep); | |
30 | }; | |
31 | ||
32 | extern int register_asymmetric_key_parser(struct asymmetric_key_parser *); | |
33 | extern void unregister_asymmetric_key_parser(struct asymmetric_key_parser *); | |
34 | ||
35 | #endif /* _KEYS_ASYMMETRIC_PARSER_H */ |