xref: /netbsd-src/crypto/external/bsd/netpgp/dist/src/lib/keyring.h (revision b1c86f5f087524e68db12794ee9c3e3da1ab17a0)
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 
50 /** \file
51  */
52 
53 #ifndef KEYRING_H_
54 #define KEYRING_H_
55 
56 #include "packet.h"
57 #include "packet-parse.h"
58 #include "mj.h"
59 
60 enum {
61 	MAX_ID_LENGTH		= 128,
62 	MAX_PASSPHRASE_LENGTH	= 256
63 };
64 
65 typedef struct __ops_key_t	__ops_key_t;
66 
67 /** \struct __ops_keyring_t
68  * A keyring
69  */
70 typedef struct __ops_keyring_t {
71 	DYNARRAY(__ops_key_t,	key);
72 	__ops_hash_alg_t	hashtype;
73 } __ops_keyring_t;
74 
75 const __ops_key_t *__ops_getkeybyid(__ops_io_t *,
76 					const __ops_keyring_t *,
77 					const uint8_t *,
78 					unsigned *,
79 					__ops_pubkey_t **);
80 const __ops_key_t *__ops_getkeybyname(__ops_io_t *,
81 					const __ops_keyring_t *,
82 					const char *);
83 const __ops_key_t *__ops_getnextkeybyname(__ops_io_t *,
84 					const __ops_keyring_t *,
85 					const char *,
86 					unsigned *);
87 void __ops_keydata_free(__ops_key_t *);
88 void __ops_keyring_free(__ops_keyring_t *);
89 void __ops_dump_keyring(const __ops_keyring_t *);
90 const __ops_pubkey_t *__ops_get_pubkey(const __ops_key_t *);
91 unsigned   __ops_is_key_secret(const __ops_key_t *);
92 const __ops_seckey_t *__ops_get_seckey(const __ops_key_t *);
93 __ops_seckey_t *__ops_get_writable_seckey(__ops_key_t *);
94 __ops_seckey_t *__ops_decrypt_seckey(const __ops_key_t *, void *);
95 
96 unsigned   __ops_keyring_fileread(__ops_keyring_t *, const unsigned,
97 					const char *);
98 
99 int __ops_keyring_list(__ops_io_t *, const __ops_keyring_t *, const int);
100 int __ops_keyring_json(__ops_io_t *, const __ops_keyring_t *, mj_t *, const int);
101 
102 void __ops_set_seckey(__ops_contents_t *, const __ops_key_t *);
103 void __ops_forget(void *, unsigned);
104 
105 const uint8_t *__ops_get_key_id(const __ops_key_t *);
106 unsigned __ops_get_userid_count(const __ops_key_t *);
107 const uint8_t *__ops_get_userid(const __ops_key_t *, unsigned);
108 unsigned __ops_is_key_supported(const __ops_key_t *);
109 
110 uint8_t *__ops_add_userid(__ops_key_t *, const uint8_t *);
111 __ops_subpacket_t *__ops_add_subpacket(__ops_key_t *,
112 						const __ops_subpacket_t *);
113 
114 unsigned __ops_add_selfsigned_userid(__ops_key_t *, uint8_t *);
115 
116 __ops_key_t  *__ops_keydata_new(void);
117 void __ops_keydata_init(__ops_key_t *, const __ops_content_enum);
118 
119 int __ops_parse_and_accumulate(__ops_keyring_t *, __ops_stream_t *);
120 
121 int __ops_sprint_keydata(__ops_io_t *, const __ops_keyring_t *,
122 			const __ops_key_t *, char **, const char *,
123 			const __ops_pubkey_t *, const int);
124 int __ops_sprint_mj(__ops_io_t *, const __ops_keyring_t *,
125 			const __ops_key_t *, mj_t *, const char *,
126 			const __ops_pubkey_t *, const int);
127 int __ops_hkp_sprint_keydata(__ops_io_t *, const __ops_keyring_t *,
128 			const __ops_key_t *, char **,
129 			const __ops_pubkey_t *, const int);
130 void __ops_print_keydata(__ops_io_t *, const __ops_keyring_t *, const __ops_key_t *,
131 			const char *, const __ops_pubkey_t *, const int);
132 void __ops_print_sig(__ops_io_t *, const __ops_key_t *, const char *,
133 			const __ops_pubkey_t *);
134 void __ops_print_pubkey(const __ops_pubkey_t *);
135 int __ops_sprint_pubkey(const __ops_key_t *, char *, size_t);
136 
137 int __ops_list_packets(__ops_io_t *,
138 			char *,
139 			unsigned,
140 			__ops_keyring_t *,
141 			__ops_keyring_t *,
142 			void *,
143 			__ops_cbfunc_t *);
144 
145 char *__ops_export_key(__ops_io_t *, const __ops_key_t *, uint8_t *);
146 
147 int __ops_add_to_pubring(__ops_keyring_t *, const __ops_pubkey_t *, __ops_content_enum tag);
148 int __ops_add_to_secring(__ops_keyring_t *, const __ops_seckey_t *);
149 
150 int __ops_append_keyring(__ops_keyring_t *, __ops_keyring_t *);
151 
152 #endif /* KEYRING_H_ */
153