/* 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 ([email protected])
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public Licence
* as published by the Free Software Foundation; either version
* 2 of the Licence, or (at your option) any later version.
*/

#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 */