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- /*
- * Copyright (C) 2004-2006 Internet Systems Consortium, Inc. ("ISC")
- * Copyright (C) 2000, 2001 Internet Software Consortium.
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
- * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
- * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
- * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
- * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
- * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- * PERFORMANCE OF THIS SOFTWARE.
- */
-
- #ifndef ISC_SHA1_H
- #define ISC_SHA1_H 1
-
- /* $Id: sha1.h,v 1.9.18.5 2006/08/16 03:18:14 marka Exp $ */
-
- /* $NetBSD: sha1.h,v 1.2 1998/05/29 22:55:44 thorpej Exp $ */
-
- /*! \file
- * \brief SHA-1 in C
- * \author By Steve Reid <steve@edmweb.com>
- * \note 100% Public Domain
- */
-
- #include <isc/lang.h>
- #include <isc/types.h>
-
- #define ISC_SHA1_DIGESTLENGTH 20U
- #define ISC_SHA1_BLOCK_LENGTH 64U
-
- typedef struct {
- isc_uint32_t state[5];
- isc_uint32_t count[2];
- unsigned char buffer[ISC_SHA1_BLOCK_LENGTH];
- } isc_sha1_t;
-
- ISC_LANG_BEGINDECLS
-
- void
- isc_sha1_init(isc_sha1_t *ctx);
-
- void
- isc_sha1_invalidate(isc_sha1_t *ctx);
-
- void
- isc_sha1_update(isc_sha1_t *ctx, const unsigned char *data, unsigned int len);
-
- void
- isc_sha1_final(isc_sha1_t *ctx, unsigned char *digest);
-
- ISC_LANG_ENDDECLS
-
- #endif /* ISC_SHA1_H */
-