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1/* SPDX-License-Identifier: GPL-2.0-or-later */2/* Asymmetric public-key cryptography data parser3 *4 * See Documentation/crypto/asymmetric-keys.rst5 *6 * Copyright (C) 2012 Red Hat, Inc. All Rights Reserved.7 * Written by David Howells (dhowells@redhat.com)8 */9 10#ifndef _KEYS_ASYMMETRIC_PARSER_H11#define _KEYS_ASYMMETRIC_PARSER_H12 13struct key_preparsed_payload;14 15/*16 * Key data parser. Called during key instantiation.17 */18struct 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() or24 * keyctl_instantiate(). Should also generate a proposed description25 * 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 32extern int register_asymmetric_key_parser(struct asymmetric_key_parser *);33extern void unregister_asymmetric_key_parser(struct asymmetric_key_parser *);34 35#endif /* _KEYS_ASYMMETRIC_PARSER_H */36