1/*-
2 * Copyright (c) 2009 The NetBSD Foundation, Inc.
3 * All rights reserved.
4 *
5 * This code is derived from software contributed to The NetBSD Foundation
6 * by Alistair Crooks (agc@NetBSD.org)
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
19 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27 * POSSIBILITY OF SUCH DAMAGE.
28 */
29/*
30 * Copyright (c) 2005-2008 Nominet UK (www.nic.uk)
31 * All rights reserved.
32 * Contributors: Ben Laurie, Rachel Willmer. The Contributors have asserted
33 * their moral rights under the UK Copyright Design and Patents Act 1988 to
34 * be recorded as the authors of this copyright work.
35 *
36 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
37 * use this file except in compliance with the License.
38 *
39 * You may obtain a copy of the License at
40 *     http://www.apache.org/licenses/LICENSE-2.0
41 *
42 * Unless required by applicable law or agreed to in writing, software
43 * distributed under the License is distributed on an "AS IS" BASIS,
44 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
45 *
46 * See the License for the specific language governing permissions and
47 * limitations under the License.
48 */
49#ifndef VALIDATE_H_
50#define VALIDATE_H_	1
51
52typedef struct {
53	const pgp_key_t	*key;
54	unsigned	         packet;
55	unsigned	         offset;
56} validate_reader_t;
57
58/** Struct used with the validate_key_cb callback */
59typedef struct {
60	pgp_pubkey_t		 pubkey;
61	pgp_pubkey_t		 subkey;
62	pgp_seckey_t		 seckey;
63	enum {
64		ATTRIBUTE = 1,
65		ID
66	}               	 last_seen;
67	uint8_t			*userid;
68	pgp_data_t		 userattr;
69	uint8_t			 hash[PGP_MAX_HASH_SIZE];
70	const pgp_keyring_t	*keyring;
71	validate_reader_t	*reader;
72	pgp_validation_t	*result;
73	pgp_cb_ret_t(*getpassphrase) (const pgp_packet_t *,
74						pgp_cbdata_t *);
75} validate_key_cb_t;
76
77/** Struct use with the validate_data_cb callback */
78typedef struct {
79	enum {
80		LITDATA,
81		SIGNED_CLEARTEXT
82	} type;
83	union {
84		pgp_litdata_body_t	 litdata_body;
85		pgp_fixed_body_t	 cleartext_body;
86	} data;
87	uint8_t			 	 hash[PGP_MAX_HASH_SIZE];
88	pgp_memory_t			*mem;
89	const pgp_keyring_t		*keyring;
90	validate_reader_t		*reader;/* reader-specific arg */
91	pgp_validation_t		*result;
92	char				*detachname;
93} validate_data_cb_t;
94
95void pgp_keydata_reader_set(pgp_stream_t *, const pgp_key_t *);
96
97pgp_cb_ret_t pgp_validate_key_cb(const pgp_packet_t *, pgp_cbdata_t *);
98
99unsigned check_binary_sig(const uint8_t *,
100		const unsigned,
101		const pgp_sig_t *,
102		const pgp_pubkey_t *);
103
104unsigned   pgp_validate_file(pgp_io_t *,
105			pgp_validation_t *,
106			const char *,
107			const char *,
108			const int,
109			const pgp_keyring_t *);
110
111unsigned   pgp_validate_mem(pgp_io_t *,
112			pgp_validation_t *,
113			pgp_memory_t *,
114			pgp_memory_t **,
115			const int,
116			const pgp_keyring_t *);
117
118pgp_cb_ret_t validate_data_cb(const pgp_packet_t *, pgp_cbdata_t *);
119
120#endif /* !VALIDATE_H_ */
121