[linux-2.6-block.git] / include / keys / asymmetric-parser.h

/* SPDX-License-Identifier: GPL-2.0-or-later */
/* Asymmetric public-key cryptography data parser
 *
 * See Documentation/crypto/asymmetric-keys.txt
 *
 * Copyright (C) 2012 Red Hat, Inc. All Rights Reserved.
 * Written by David Howells (dhowells@redhat.com)
 */

#ifndef _KEYS_ASYMMETRIC_PARSER_H
#define _KEYS_ASYMMETRIC_PARSER_H

/*
 * Key data parser.  Called during key instantiation.
 */
struct asymmetric_key_parser {
	struct list_head	link;
	struct module		*owner;
	const char		*name;

	/* Attempt to parse a key from the data blob passed to add_key() or
	 * keyctl_instantiate().  Should also generate a proposed description
	 * that the caller can optionally use for the key.
	 *
	 * Return EBADMSG if not recognised.
	 */
	int (*parse)(struct key_preparsed_payload *prep);
};

extern int register_asymmetric_key_parser(struct asymmetric_key_parser *);
extern void unregister_asymmetric_key_parser(struct asymmetric_key_parser *);

#endif /* _KEYS_ASYMMETRIC_PARSER_H */
Commit	Line	Data
b4d0d230	1	/* SPDX-License-Identifier: GPL-2.0-or-later */
46c6f177 DH	2	/* 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)
46c6f177 DH	8	*/
	9
	10	#ifndef _KEYS_ASYMMETRIC_PARSER_H
	11	#define _KEYS_ASYMMETRIC_PARSER_H
	12
	13	/*
	14	* Key data parser. Called during key instantiation.
	15	*/
	16	struct 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
	30	extern int register_asymmetric_key_parser(struct asymmetric_key_parser *);
	31	extern void unregister_asymmetric_key_parser(struct asymmetric_key_parser *);
	32
	33	#endif /* _KEYS_ASYMMETRIC_PARSER_H */