1 /* $NetBSD: params.h,v 1.3 2002/12/04 05:02:29 elric Exp $ */ 2 3 /*- 4 * Copyright (c) 2002 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Roland C. Dowdeswell. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 struct params { 40 char *alg; 41 char *ivmeth; 42 u_int8_t *key; 43 int keylen; 44 int bsize; 45 int keygen_method; 46 u_int8_t *keygen_salt; 47 int keygen_saltlen; 48 int keygen_iterations; 49 int verify_method; 50 u_int8_t *key_hash; 51 int key_hashlen; 52 u_int8_t *xor_key; 53 int xor_keylen; 54 }; 55 56 /* key generation methods */ 57 58 #define KEYGEN_UNKNOWN 0x0 59 #define KEYGEN_RANDOMKEY 0x1 60 #define KEYGEN_PKCS5_PBKDF2 0x2 61 62 /* verification methods */ 63 64 #define VERIFY_UNKNOWN 0x0 65 #define VERIFY_NONE 0x1 66 #define VERIFY_DISKLABEL 0x2 67 68 void params_init(struct params *); 69 void params_free(struct params *); 70 71 int params_filldefaults(struct params *); 72 int params_changed(const struct params *); 73 74 int params_fget(struct params *, FILE *); 75 int params_fput(struct params *, FILE *); 76 77 int params_cget(struct params *, const char *); 78 79 80 /* interface to the structure */ 81 82 int params_setalgorithm(struct params *, const char *); 83 int params_setivmeth(struct params *, const char *); 84 int params_setkeylen(struct params *, int); 85 int params_setbsize(struct params *, int); 86 int params_setkeygen_method(struct params *, int); 87 int params_setkeygen_method_str(struct params *, const char *); 88 int params_setkeygen_salt(struct params *, const char *, int); 89 int params_setkeygen_salt_b64(struct params *, const char *); 90 int params_setkeygen_iterations(struct params *, int); 91 int params_setverify_method(struct params *, int); 92 int params_setverify_method_str(struct params *, const char *); 93 int params_setxor_key(struct params *, const char *, int); 94 int params_setxor_key_b64(struct params *, const char *); 95 int params_setkey_hash(struct params *, const char *, int); 96 int params_setkey_hash_b64(struct params *, const char *); 97