1/*-
2 * Copyright (c) 2018, Juniper Networks, Inc.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
14 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
15 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
16 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
17 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
18 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
19 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25/*
26 */
27
28#include <sys/queue.h>
29
30/*
31 * Structs to represent what we need
32 */
33
34typedef struct OpenPGP_user {
35	char *id;
36	char *name;
37} OpenPGP_user;
38
39struct OpenPGP_key_ {
40	char *id;
41	int sig_alg;
42	OpenPGP_user *user;
43#ifdef USE_BEARSSL
44	br_rsa_public_key *key;
45#else
46	EVP_PKEY *key;
47#endif
48	LIST_ENTRY(OpenPGP_key_) entries;
49};
50
51typedef struct OpenPGP_key_ OpenPGP_key;
52
53typedef struct OpenPGP_sig {
54	char *key_id;
55	int sig_type;
56	int sig_alg;
57	int hash_alg;
58	unsigned char *pgpbytes;
59	size_t pgpbytes_len;
60	unsigned char *sig;
61	size_t sig_len;
62} OpenPGP_sig;
63
64void openpgp_trust_add(OpenPGP_key *key);
65OpenPGP_key * openpgp_trust_get(const char *keyID);
66OpenPGP_key * load_key_file(const char *kfile);
67OpenPGP_key * load_key_id(const char *keyID);
68void initialize(void);
69char * get_error_string(void);
70int openpgp_verify(const char *filename, unsigned char *fdata, size_t fbytes,
71    unsigned char *sdata, size_t sbytes, int flags);
72int openpgp_verify_file(const char *filename, unsigned char *fdata,
73    size_t nbytes);
74
75/* packet decoders */
76#define DECODER_DECL(x)							\
77	ssize_t decode_##x(int, unsigned char **, size_t, OpenPGP_##x *)
78
79DECODER_DECL(user);
80DECODER_DECL(key);
81DECODER_DECL(sig);
82