1 /* $NetBSD: sha2.h,v 1.5 2014/12/10 04:38:00 christos Exp $ */ 2 3 /* 4 * Copyright (C) 2005-2007, 2009, 2014 Internet Systems Consortium, Inc. ("ISC") 5 * 6 * Permission to use, copy, modify, and/or distribute this software for any 7 * purpose with or without fee is hereby granted, provided that the above 8 * copyright notice and this permission notice appear in all copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH 11 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY 12 * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, 13 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM 14 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE 15 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 16 * PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 /* Id: sha2.h,v 1.12 2009/10/22 02:21:31 each Exp */ 20 21 /* $FreeBSD: src/sys/crypto/sha2/sha2.h,v 1.1.2.1 2001/07/03 11:01:36 ume Exp $ */ 22 /* $KAME: sha2.h,v 1.3 2001/03/12 08:27:48 itojun Exp $ */ 23 24 /* 25 * sha2.h 26 * 27 * Version 1.0.0beta1 28 * 29 * Written by Aaron D. Gifford <me@aarongifford.com> 30 * 31 * Copyright 2000 Aaron D. Gifford. All rights reserved. 32 * 33 * Redistribution and use in source and binary forms, with or without 34 * modification, are permitted provided that the following conditions 35 * are met: 36 * 1. Redistributions of source code must retain the above copyright 37 * notice, this list of conditions and the following disclaimer. 38 * 2. Redistributions in binary form must reproduce the above copyright 39 * notice, this list of conditions and the following disclaimer in the 40 * documentation and/or other materials provided with the distribution. 41 * 3. Neither the name of the copyright holder nor the names of contributors 42 * may be used to endorse or promote products derived from this software 43 * without specific prior written permission. 44 * 45 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) AND CONTRIBUTOR(S) ``AS IS'' AND 46 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 47 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 48 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR(S) OR CONTRIBUTOR(S) BE LIABLE 49 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 50 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 51 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 52 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 53 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 54 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 55 * SUCH DAMAGE. 56 * 57 */ 58 59 #ifndef ISC_SHA2_H 60 #define ISC_SHA2_H 61 62 #include <isc/lang.h> 63 #include <isc/platform.h> 64 #include <isc/types.h> 65 66 /*** SHA-224/256/384/512 Various Length Definitions ***********************/ 67 68 #define ISC_SHA224_BLOCK_LENGTH 64U 69 #define ISC_SHA224_DIGESTLENGTH 28U 70 #define ISC_SHA224_DIGESTSTRINGLENGTH (ISC_SHA224_DIGESTLENGTH * 2 + 1) 71 #define ISC_SHA256_BLOCK_LENGTH 64U 72 #define ISC_SHA256_DIGESTLENGTH 32U 73 #define ISC_SHA256_DIGESTSTRINGLENGTH (ISC_SHA256_DIGESTLENGTH * 2 + 1) 74 #define ISC_SHA384_BLOCK_LENGTH 128 75 #define ISC_SHA384_DIGESTLENGTH 48U 76 #define ISC_SHA384_DIGESTSTRINGLENGTH (ISC_SHA384_DIGESTLENGTH * 2 + 1) 77 #define ISC_SHA512_BLOCK_LENGTH 128U 78 #define ISC_SHA512_DIGESTLENGTH 64U 79 #define ISC_SHA512_DIGESTSTRINGLENGTH (ISC_SHA512_DIGESTLENGTH * 2 + 1) 80 81 /*** SHA-256/384/512 Context Structures *******************************/ 82 83 #ifdef ISC_PLATFORM_OPENSSLHASH 84 #include <openssl/evp.h> 85 86 typedef EVP_MD_CTX isc_sha256_t; 87 typedef EVP_MD_CTX isc_sha512_t; 88 89 #elif PKCS11CRYPTO 90 #include <pk11/pk11.h> 91 92 typedef pk11_context_t isc_sha256_t; 93 typedef pk11_context_t isc_sha512_t; 94 95 #else 96 97 /* 98 * Keep buffer immediately after bitcount to preserve alignment. 99 */ 100 typedef struct { 101 isc_uint32_t state[8]; 102 isc_uint64_t bitcount; 103 isc_uint8_t buffer[ISC_SHA256_BLOCK_LENGTH]; 104 } isc_sha256_t; 105 106 /* 107 * Keep buffer immediately after bitcount to preserve alignment. 108 */ 109 typedef struct { 110 isc_uint64_t state[8]; 111 isc_uint64_t bitcount[2]; 112 isc_uint8_t buffer[ISC_SHA512_BLOCK_LENGTH]; 113 } isc_sha512_t; 114 #endif 115 116 typedef isc_sha256_t isc_sha224_t; 117 typedef isc_sha512_t isc_sha384_t; 118 119 ISC_LANG_BEGINDECLS 120 121 /*** SHA-224/256/384/512 Function Prototypes ******************************/ 122 123 void isc_sha224_init (isc_sha224_t *); 124 void isc_sha224_invalidate (isc_sha224_t *); 125 void isc_sha224_update (isc_sha224_t *, const isc_uint8_t *, size_t); 126 void isc_sha224_final (isc_uint8_t[ISC_SHA224_DIGESTLENGTH], isc_sha224_t *); 127 char *isc_sha224_end (isc_sha224_t *, char[ISC_SHA224_DIGESTSTRINGLENGTH]); 128 char *isc_sha224_data (const isc_uint8_t *, size_t, char[ISC_SHA224_DIGESTSTRINGLENGTH]); 129 130 void isc_sha256_init (isc_sha256_t *); 131 void isc_sha256_invalidate (isc_sha256_t *); 132 void isc_sha256_update (isc_sha256_t *, const isc_uint8_t *, size_t); 133 void isc_sha256_final (isc_uint8_t[ISC_SHA256_DIGESTLENGTH], isc_sha256_t *); 134 char *isc_sha256_end (isc_sha256_t *, char[ISC_SHA256_DIGESTSTRINGLENGTH]); 135 char *isc_sha256_data (const isc_uint8_t *, size_t, char[ISC_SHA256_DIGESTSTRINGLENGTH]); 136 137 void isc_sha384_init (isc_sha384_t *); 138 void isc_sha384_invalidate (isc_sha384_t *); 139 void isc_sha384_update (isc_sha384_t *, const isc_uint8_t *, size_t); 140 void isc_sha384_final (isc_uint8_t[ISC_SHA384_DIGESTLENGTH], isc_sha384_t *); 141 char *isc_sha384_end (isc_sha384_t *, char[ISC_SHA384_DIGESTSTRINGLENGTH]); 142 char *isc_sha384_data (const isc_uint8_t *, size_t, char[ISC_SHA384_DIGESTSTRINGLENGTH]); 143 144 void isc_sha512_init (isc_sha512_t *); 145 void isc_sha512_invalidate (isc_sha512_t *); 146 void isc_sha512_update (isc_sha512_t *, const isc_uint8_t *, size_t); 147 void isc_sha512_final (isc_uint8_t[ISC_SHA512_DIGESTLENGTH], isc_sha512_t *); 148 char *isc_sha512_end (isc_sha512_t *, char[ISC_SHA512_DIGESTSTRINGLENGTH]); 149 char *isc_sha512_data (const isc_uint8_t *, size_t, char[ISC_SHA512_DIGESTSTRINGLENGTH]); 150 151 ISC_LANG_ENDDECLS 152 153 #endif /* ISC_SHA2_H */ 154