1 /* $OpenBSD: key.h,v 1.19 2002/03/18 17:23:31 markus Exp $ */ 2 3 #ifndef _KEY_H 4 #define _KEY_H 5 6 #pragma ident "%Z%%M% %I% %E% SMI" 7 8 #ifdef __cplusplus 9 extern "C" { 10 #endif 11 12 13 /* 14 * Copyright (c) 2000, 2001 Markus Friedl. All rights reserved. 15 * 16 * Redistribution and use in source and binary forms, with or without 17 * modification, are permitted provided that the following conditions 18 * are met: 19 * 1. Redistributions of source code must retain the above copyright 20 * notice, this list of conditions and the following disclaimer. 21 * 2. Redistributions in binary form must reproduce the above copyright 22 * notice, this list of conditions and the following disclaimer in the 23 * documentation and/or other materials provided with the distribution. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 26 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 27 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 28 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 29 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 30 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 31 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 32 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 33 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 34 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 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(Key *, Key *); 72 char *key_fingerprint(Key *, enum fp_type, enum fp_rep); 73 char *key_type(Key *); 74 int key_write(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(Key *, u_char **, u_int *); 84 char *key_ssh_name(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