1 /* 2 * Copyright (c) 2000, 2001 Markus Friedl. All rights reserved. 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 AUTHOR ``AS IS'' AND ANY EXPRESS OR 14 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 15 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 16 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 18 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 19 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 20 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 22 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23 */ 24 25 #ifndef _KEY_H 26 #define _KEY_H 27 28 /* $OpenBSD: key.h,v 1.19 2002/03/18 17:23:31 markus Exp $ */ 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #ifdef __cplusplus 33 extern "C" { 34 #endif 35 36 37 #include <openssl/rsa.h> 38 #include <openssl/dsa.h> 39 40 typedef struct Key Key; 41 enum types { 42 KEY_RSA1, 43 KEY_RSA, 44 KEY_DSA, 45 KEY_NULL, 46 KEY_UNSPEC 47 }; 48 enum fp_type { 49 SSH_FP_SHA1, 50 SSH_FP_MD5 51 }; 52 enum fp_rep { 53 SSH_FP_HEX, 54 SSH_FP_BUBBLEBABBLE 55 }; 56 57 /* key is stored in external hardware */ 58 #define KEY_FLAG_EXT 0x0001 59 60 struct Key { 61 int type; 62 int flags; 63 RSA *rsa; 64 DSA *dsa; 65 }; 66 67 Key *key_new(int); 68 Key *key_new_private(int); 69 void key_free(Key *); 70 Key *key_demote(Key *); 71 int key_equal(const Key *, const Key *); 72 char *key_fingerprint(Key *, enum fp_type, enum fp_rep); 73 char *key_type(Key *); 74 int key_write(const Key *, FILE *); 75 int key_read(Key *, char **); 76 u_int key_size(Key *); 77 78 Key *key_generate(int, u_int); 79 Key *key_from_private(Key *); 80 int key_type_from_name(char *); 81 82 Key *key_from_blob(u_char *, int); 83 int key_to_blob(const Key *, u_char **, u_int *); 84 char *key_ssh_name(const Key *); 85 int key_names_valid2(const char *); 86 87 int key_sign(Key *, u_char **, u_int *, u_char *, u_int); 88 int key_verify(Key *, u_char *, u_int, u_char *, u_int); 89 90 #ifdef __cplusplus 91 } 92 #endif 93 94 #endif /* _KEY_H */ 95