blob: 725c7a04a7bf2d6cfaf2a488be20c0381c11cbfe [file] [log] [blame]
Damien Millere8a240f2003-02-24 12:01:40 +11001/* $OpenBSD: key.h,v 1.20 2003/02/12 09:33:04 markus Exp $ */
Ben Lindstrom36579d32001-01-29 07:39:26 +00002
Damien Millere4340be2000-09-16 13:29:08 +11003/*
Ben Lindstrom44697232001-07-04 03:32:30 +00004 * Copyright (c) 2000, 2001 Markus Friedl. All rights reserved.
Damien Millere4340be2000-09-16 13:29:08 +11005 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
Damien Miller450a7a12000-03-26 13:04:51 +100026#ifndef KEY_H
27#define KEY_H
28
Ben Lindstrom226cfa02001-01-22 05:34:40 +000029#include <openssl/rsa.h>
30#include <openssl/dsa.h>
31
Damien Miller450a7a12000-03-26 13:04:51 +100032typedef struct Key Key;
33enum types {
Damien Miller0bc1bd82000-11-13 22:57:25 +110034 KEY_RSA1,
Damien Miller450a7a12000-03-26 13:04:51 +100035 KEY_RSA,
36 KEY_DSA,
Damien Miller0bc1bd82000-11-13 22:57:25 +110037 KEY_UNSPEC
Damien Miller450a7a12000-03-26 13:04:51 +100038};
Ben Lindstrom96e8ea62001-03-11 20:03:44 +000039enum fp_type {
40 SSH_FP_SHA1,
41 SSH_FP_MD5
42};
43enum fp_rep {
44 SSH_FP_HEX,
45 SSH_FP_BUBBLEBABBLE
46};
Ben Lindstromc5b68002001-07-04 04:52:03 +000047
48/* key is stored in external hardware */
49#define KEY_FLAG_EXT 0x0001
50
Damien Miller450a7a12000-03-26 13:04:51 +100051struct Key {
Ben Lindstromc5b68002001-07-04 04:52:03 +000052 int type;
53 int flags;
Damien Miller450a7a12000-03-26 13:04:51 +100054 RSA *rsa;
55 DSA *dsa;
56};
57
Ben Lindstrom16ae3d02001-07-04 04:02:36 +000058Key *key_new(int);
59Key *key_new_private(int);
Ben Lindstrom4cc240d2001-07-04 04:46:56 +000060void key_free(Key *);
Ben Lindstroma674e8d2002-03-22 01:45:53 +000061Key *key_demote(Key *);
Ben Lindstrom4cc240d2001-07-04 04:46:56 +000062int key_equal(Key *, Key *);
Ben Lindstrom16ae3d02001-07-04 04:02:36 +000063char *key_fingerprint(Key *, enum fp_type, enum fp_rep);
64char *key_type(Key *);
Ben Lindstrom4cc240d2001-07-04 04:46:56 +000065int key_write(Key *, FILE *);
66int key_read(Key *, char **);
67u_int key_size(Key *);
Damien Miller0bc1bd82000-11-13 22:57:25 +110068
Ben Lindstrom16ae3d02001-07-04 04:02:36 +000069Key *key_generate(int, u_int);
70Key *key_from_private(Key *);
Ben Lindstrom4cc240d2001-07-04 04:46:56 +000071int key_type_from_name(char *);
Damien Miller0bc1bd82000-11-13 22:57:25 +110072
Ben Lindstrom9e0ddd42001-09-18 05:41:19 +000073Key *key_from_blob(u_char *, int);
Ben Lindstrom4cc240d2001-07-04 04:46:56 +000074int key_to_blob(Key *, u_char **, u_int *);
Ben Lindstrom16ae3d02001-07-04 04:02:36 +000075char *key_ssh_name(Key *);
Ben Lindstrom4cc240d2001-07-04 04:46:56 +000076int key_names_valid2(const char *);
Damien Miller0bc1bd82000-11-13 22:57:25 +110077
Ben Lindstrom90fd8142002-02-26 18:09:42 +000078int key_sign(Key *, u_char **, u_int *, u_char *, u_int);
79int key_verify(Key *, u_char *, u_int, u_char *, u_int);
Damien Miller450a7a12000-03-26 13:04:51 +100080
Damien Millere8a240f2003-02-24 12:01:40 +110081int ssh_dss_sign(Key *, u_char **, u_int *, u_char *, u_int);
82int ssh_dss_verify(Key *, u_char *, u_int, u_char *, u_int);
83int ssh_rsa_sign(Key *, u_char **, u_int *, u_char *, u_int);
84int ssh_rsa_verify(Key *, u_char *, u_int, u_char *, u_int);
85
Damien Miller450a7a12000-03-26 13:04:51 +100086#endif