1 /* $NetBSD: dst_parse.h,v 1.7 2022/09/23 12:15:29 christos Exp $ */ 2 3 /* 4 * Copyright (C) Internet Systems Consortium, Inc. ("ISC") 5 * 6 * SPDX-License-Identifier: MPL-2.0 AND ISC 7 * 8 * This Source Code Form is subject to the terms of the Mozilla Public 9 * License, v. 2.0. If a copy of the MPL was not distributed with this 10 * file, you can obtain one at https://mozilla.org/MPL/2.0/. 11 * 12 * See the COPYRIGHT file distributed with this work for additional 13 * information regarding copyright ownership. 14 */ 15 16 /* 17 * Copyright (C) Network Associates, Inc. 18 * 19 * Permission to use, copy, modify, and/or distribute this software for any 20 * purpose with or without fee is hereby granted, provided that the above 21 * copyright notice and this permission notice appear in all copies. 22 * 23 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC AND NETWORK ASSOCIATES DISCLAIMS 24 * ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED 25 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE 26 * FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 27 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 28 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR 29 * IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 30 */ 31 32 /*! \file */ 33 #ifndef DST_DST_PARSE_H 34 #define DST_DST_PARSE_H 1 35 36 #include <isc/lang.h> 37 38 #include <dst/dst.h> 39 40 #define MAXFIELDSIZE 512 41 42 /* 43 * Maximum number of fields in a private file is 18 (12 algorithm- 44 * specific fields for RSA, plus 6 generic fields). 45 */ 46 #define MAXFIELDS 12 + 6 47 48 #define TAG_SHIFT 4 49 #define TAG_ALG(tag) ((unsigned int)(tag) >> TAG_SHIFT) 50 #define TAG(alg, off) (((alg) << TAG_SHIFT) + (off)) 51 52 /* These are used by RSA-SHA1, RSASHA256 and RSASHA512 */ 53 #define RSA_NTAGS 11 54 #define TAG_RSA_MODULUS ((DST_ALG_RSA << TAG_SHIFT) + 0) 55 #define TAG_RSA_PUBLICEXPONENT ((DST_ALG_RSA << TAG_SHIFT) + 1) 56 #define TAG_RSA_PRIVATEEXPONENT ((DST_ALG_RSA << TAG_SHIFT) + 2) 57 #define TAG_RSA_PRIME1 ((DST_ALG_RSA << TAG_SHIFT) + 3) 58 #define TAG_RSA_PRIME2 ((DST_ALG_RSA << TAG_SHIFT) + 4) 59 #define TAG_RSA_EXPONENT1 ((DST_ALG_RSA << TAG_SHIFT) + 5) 60 #define TAG_RSA_EXPONENT2 ((DST_ALG_RSA << TAG_SHIFT) + 6) 61 #define TAG_RSA_COEFFICIENT ((DST_ALG_RSA << TAG_SHIFT) + 7) 62 #define TAG_RSA_ENGINE ((DST_ALG_RSA << TAG_SHIFT) + 8) 63 #define TAG_RSA_LABEL ((DST_ALG_RSA << TAG_SHIFT) + 9) 64 65 #define DH_NTAGS 4 66 #define TAG_DH_PRIME ((DST_ALG_DH << TAG_SHIFT) + 0) 67 #define TAG_DH_GENERATOR ((DST_ALG_DH << TAG_SHIFT) + 1) 68 #define TAG_DH_PRIVATE ((DST_ALG_DH << TAG_SHIFT) + 2) 69 #define TAG_DH_PUBLIC ((DST_ALG_DH << TAG_SHIFT) + 3) 70 71 #define ECDSA_NTAGS 4 72 #define TAG_ECDSA_PRIVATEKEY ((DST_ALG_ECDSA256 << TAG_SHIFT) + 0) 73 #define TAG_ECDSA_ENGINE ((DST_ALG_ECDSA256 << TAG_SHIFT) + 1) 74 #define TAG_ECDSA_LABEL ((DST_ALG_ECDSA256 << TAG_SHIFT) + 2) 75 76 #define EDDSA_NTAGS 4 77 #define TAG_EDDSA_PRIVATEKEY ((DST_ALG_ED25519 << TAG_SHIFT) + 0) 78 #define TAG_EDDSA_ENGINE ((DST_ALG_ED25519 << TAG_SHIFT) + 1) 79 #define TAG_EDDSA_LABEL ((DST_ALG_ED25519 << TAG_SHIFT) + 2) 80 81 #define OLD_HMACMD5_NTAGS 1 82 #define HMACMD5_NTAGS 2 83 #define TAG_HMACMD5_KEY ((DST_ALG_HMACMD5 << TAG_SHIFT) + 0) 84 #define TAG_HMACMD5_BITS ((DST_ALG_HMACMD5 << TAG_SHIFT) + 1) 85 86 #define HMACSHA1_NTAGS 2 87 #define TAG_HMACSHA1_KEY ((DST_ALG_HMACSHA1 << TAG_SHIFT) + 0) 88 #define TAG_HMACSHA1_BITS ((DST_ALG_HMACSHA1 << TAG_SHIFT) + 1) 89 90 #define HMACSHA224_NTAGS 2 91 #define TAG_HMACSHA224_KEY ((DST_ALG_HMACSHA224 << TAG_SHIFT) + 0) 92 #define TAG_HMACSHA224_BITS ((DST_ALG_HMACSHA224 << TAG_SHIFT) + 1) 93 94 #define HMACSHA256_NTAGS 2 95 #define TAG_HMACSHA256_KEY ((DST_ALG_HMACSHA256 << TAG_SHIFT) + 0) 96 #define TAG_HMACSHA256_BITS ((DST_ALG_HMACSHA256 << TAG_SHIFT) + 1) 97 98 #define HMACSHA384_NTAGS 2 99 #define TAG_HMACSHA384_KEY ((DST_ALG_HMACSHA384 << TAG_SHIFT) + 0) 100 #define TAG_HMACSHA384_BITS ((DST_ALG_HMACSHA384 << TAG_SHIFT) + 1) 101 102 #define HMACSHA512_NTAGS 2 103 #define TAG_HMACSHA512_KEY ((DST_ALG_HMACSHA512 << TAG_SHIFT) + 0) 104 #define TAG_HMACSHA512_BITS ((DST_ALG_HMACSHA512 << TAG_SHIFT) + 1) 105 106 struct dst_private_element { 107 unsigned short tag; 108 unsigned short length; 109 unsigned char *data; 110 }; 111 112 typedef struct dst_private_element dst_private_element_t; 113 114 struct dst_private { 115 unsigned short nelements; 116 dst_private_element_t elements[MAXFIELDS]; 117 }; 118 119 typedef struct dst_private dst_private_t; 120 121 ISC_LANG_BEGINDECLS 122 123 void 124 dst__privstruct_free(dst_private_t *priv, isc_mem_t *mctx); 125 126 isc_result_t 127 dst__privstruct_parse(dst_key_t *key, unsigned int alg, isc_lex_t *lex, 128 isc_mem_t *mctx, dst_private_t *priv); 129 130 isc_result_t 131 dst__privstruct_writefile(const dst_key_t *key, const dst_private_t *priv, 132 const char *directory); 133 134 ISC_LANG_ENDDECLS 135 136 #endif /* DST_DST_PARSE_H */ 137