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Ben Lindstrom982dbbc2001-04-17 18:11:36 +00001/* $OpenBSD: key.h,v 1.12 2001/04/17 10:53:24 markus Exp $ */
Ben Lindstrom36579d32001-01-29 07:39:26 +00002
Damien Millere4340be2000-09-16 13:29:08 +11003/*
4 * Copyright (c) 2000 Markus Friedl. All rights reserved.
5 *
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};
Damien Miller450a7a12000-03-26 13:04:51 +100047struct Key {
48 int type;
49 RSA *rsa;
50 DSA *dsa;
51};
52
53Key *key_new(int type);
Damien Miller0bc1bd82000-11-13 22:57:25 +110054Key *key_new_private(int type);
Damien Miller450a7a12000-03-26 13:04:51 +100055void key_free(Key *k);
56int key_equal(Key *a, Key *b);
Ben Lindstromcfccef92001-03-13 04:57:58 +000057char *key_fingerprint(Key *k, enum fp_type dgst_type, enum fp_rep dgst_rep);
Damien Millere247cc42000-05-07 12:03:14 +100058char *key_type(Key *k);
Damien Miller450a7a12000-03-26 13:04:51 +100059int key_write(Key *key, FILE *f);
Damien Miller0bc1bd82000-11-13 22:57:25 +110060int key_read(Key *key, char **cpp);
61u_int key_size(Key *k);
62
Ben Lindstrom46c16222000-12-22 01:43:59 +000063Key *key_generate(int type, u_int bits);
Damien Miller0bc1bd82000-11-13 22:57:25 +110064Key *key_from_private(Key *k);
65int key_type_from_name(char *name);
66
67Key *key_from_blob(char *blob, int blen);
Ben Lindstrom46c16222000-12-22 01:43:59 +000068int key_to_blob(Key *key, u_char **blobp, u_int *lenp);
Damien Miller0bc1bd82000-11-13 22:57:25 +110069char *key_ssh_name(Key *k);
Ben Lindstrom982dbbc2001-04-17 18:11:36 +000070int key_names_valid2(const char *names);
Damien Miller0bc1bd82000-11-13 22:57:25 +110071
72int
73key_sign(
74 Key *key,
Ben Lindstrom46c16222000-12-22 01:43:59 +000075 u_char **sigp, int *lenp,
76 u_char *data, int datalen);
Damien Miller0bc1bd82000-11-13 22:57:25 +110077
78int
79key_verify(
80 Key *key,
Ben Lindstrom46c16222000-12-22 01:43:59 +000081 u_char *signature, int signaturelen,
82 u_char *data, int datalen);
Damien Miller450a7a12000-03-26 13:04:51 +100083
84#endif