1135446Strhodes/* 2224092Sdougb * Copyright (C) 2004-2007, 2009 Internet Systems Consortium, Inc. ("ISC") 3135446Strhodes * Copyright (C) 2000, 2001 Internet Software Consortium. 4135446Strhodes * 5193149Sdougb * Permission to use, copy, modify, and/or distribute this software for any 6135446Strhodes * purpose with or without fee is hereby granted, provided that the above 7135446Strhodes * copyright notice and this permission notice appear in all copies. 8135446Strhodes * 9135446Strhodes * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH 10135446Strhodes * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY 11135446Strhodes * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, 12135446Strhodes * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM 13135446Strhodes * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE 14135446Strhodes * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 15135446Strhodes * PERFORMANCE OF THIS SOFTWARE. 16135446Strhodes */ 17135446Strhodes 18135446Strhodes#ifndef ISC_SHA1_H 19135446Strhodes#define ISC_SHA1_H 1 20135446Strhodes 21234010Sdougb/* $Id: sha1.h,v 1.19 2009/02/06 23:47:42 tbox Exp $ */ 22135446Strhodes 23135446Strhodes/* $NetBSD: sha1.h,v 1.2 1998/05/29 22:55:44 thorpej Exp $ */ 24135446Strhodes 25193149Sdougb/*! \file isc/sha1.h 26170222Sdougb * \brief SHA-1 in C 27170222Sdougb * \author By Steve Reid <steve@edmweb.com> 28170222Sdougb * \note 100% Public Domain 29135446Strhodes */ 30135446Strhodes 31135446Strhodes#include <isc/lang.h> 32224092Sdougb#include <isc/platform.h> 33135446Strhodes#include <isc/types.h> 34135446Strhodes 35170222Sdougb#define ISC_SHA1_DIGESTLENGTH 20U 36170222Sdougb#define ISC_SHA1_BLOCK_LENGTH 64U 37135446Strhodes 38224092Sdougb#ifdef ISC_PLATFORM_OPENSSLHASH 39224092Sdougb#include <openssl/evp.h> 40224092Sdougb 41224092Sdougbtypedef EVP_MD_CTX isc_sha1_t; 42224092Sdougb 43224092Sdougb#else 44224092Sdougb 45135446Strhodestypedef struct { 46135446Strhodes isc_uint32_t state[5]; 47135446Strhodes isc_uint32_t count[2]; 48170222Sdougb unsigned char buffer[ISC_SHA1_BLOCK_LENGTH]; 49135446Strhodes} isc_sha1_t; 50224092Sdougb#endif 51135446Strhodes 52135446StrhodesISC_LANG_BEGINDECLS 53135446Strhodes 54135446Strhodesvoid 55135446Strhodesisc_sha1_init(isc_sha1_t *ctx); 56135446Strhodes 57135446Strhodesvoid 58135446Strhodesisc_sha1_invalidate(isc_sha1_t *ctx); 59135446Strhodes 60135446Strhodesvoid 61135446Strhodesisc_sha1_update(isc_sha1_t *ctx, const unsigned char *data, unsigned int len); 62135446Strhodes 63135446Strhodesvoid 64135446Strhodesisc_sha1_final(isc_sha1_t *ctx, unsigned char *digest); 65135446Strhodes 66135446StrhodesISC_LANG_ENDDECLS 67135446Strhodes 68135446Strhodes#endif /* ISC_SHA1_H */ 69