2 * Copyright (C) 2004-2007, 2009 Internet Systems Consortium, Inc. ("ISC")
3 * Copyright (C) 2000, 2001 Internet Software Consortium.
5 * Permission to use, copy, modify, and/or distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
9 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
10 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
11 * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
12 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
13 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
14 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
15 * PERFORMANCE OF THIS SOFTWARE.
21 /* $Id: sha1.h,v 1.19 2009/02/06 23:47:42 tbox Exp $ */
23 /* $NetBSD: sha1.h,v 1.2 1998/05/29 22:55:44 thorpej Exp $ */
27 * \author By Steve Reid <steve@edmweb.com>
28 * \note 100% Public Domain
32 #include <isc/platform.h>
33 #include <isc/types.h>
35 #define ISC_SHA1_DIGESTLENGTH 20U
36 #define ISC_SHA1_BLOCK_LENGTH 64U
38 #ifdef ISC_PLATFORM_OPENSSLHASH
39 #include <openssl/evp.h>
41 typedef EVP_MD_CTX isc_sha1_t;
46 isc_uint32_t state[5];
47 isc_uint32_t count[2];
48 unsigned char buffer[ISC_SHA1_BLOCK_LENGTH];
55 isc_sha1_init(isc_sha1_t *ctx);
58 isc_sha1_invalidate(isc_sha1_t *ctx);
61 isc_sha1_update(isc_sha1_t *ctx, const unsigned char *data, unsigned int len);
64 isc_sha1_final(isc_sha1_t *ctx, unsigned char *digest);
68 #endif /* ISC_SHA1_H */