146c6f177SDavid Howells /* Asymmetric public-key cryptography data parser 246c6f177SDavid Howells * 346c6f177SDavid Howells * See Documentation/crypto/asymmetric-keys.txt 446c6f177SDavid Howells * 546c6f177SDavid Howells * Copyright (C) 2012 Red Hat, Inc. All Rights Reserved. 646c6f177SDavid Howells * Written by David Howells (dhowells@redhat.com) 746c6f177SDavid Howells * 846c6f177SDavid Howells * This program is free software; you can redistribute it and/or 946c6f177SDavid Howells * modify it under the terms of the GNU General Public Licence 1046c6f177SDavid Howells * as published by the Free Software Foundation; either version 1146c6f177SDavid Howells * 2 of the Licence, or (at your option) any later version. 1246c6f177SDavid Howells */ 1346c6f177SDavid Howells 1446c6f177SDavid Howells #ifndef _KEYS_ASYMMETRIC_PARSER_H 1546c6f177SDavid Howells #define _KEYS_ASYMMETRIC_PARSER_H 1646c6f177SDavid Howells 1746c6f177SDavid Howells /* 1846c6f177SDavid Howells * Key data parser. Called during key instantiation. 1946c6f177SDavid Howells */ 2046c6f177SDavid Howells struct asymmetric_key_parser { 2146c6f177SDavid Howells struct list_head link; 2246c6f177SDavid Howells struct module *owner; 2346c6f177SDavid Howells const char *name; 2446c6f177SDavid Howells 2546c6f177SDavid Howells /* Attempt to parse a key from the data blob passed to add_key() or 2646c6f177SDavid Howells * keyctl_instantiate(). Should also generate a proposed description 2746c6f177SDavid Howells * that the caller can optionally use for the key. 2846c6f177SDavid Howells * 2946c6f177SDavid Howells * Return EBADMSG if not recognised. 3046c6f177SDavid Howells */ 3146c6f177SDavid Howells int (*parse)(struct key_preparsed_payload *prep); 3246c6f177SDavid Howells }; 3346c6f177SDavid Howells 3446c6f177SDavid Howells extern int register_asymmetric_key_parser(struct asymmetric_key_parser *); 3546c6f177SDavid Howells extern void unregister_asymmetric_key_parser(struct asymmetric_key_parser *); 3646c6f177SDavid Howells 3746c6f177SDavid Howells #endif /* _KEYS_ASYMMETRIC_PARSER_H */ 38