Mercurial > dovecot > original-hg > dovecot-1.2
view src/lib/sha2.h @ 8590:b9faf4db2a9f HEAD
Updated copyright notices to include year 2009.
author | Timo Sirainen <tss@iki.fi> |
---|---|
date | Tue, 06 Jan 2009 09:25:38 -0500 |
parents | 44f3bf2d0671 |
children |
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/* * FIPS 180-2 SHA-224/256/384/512 implementation * Last update: 02/02/2007 * Issue date: 04/30/2005 * * Copyright (C) 2005, 2007 Olivier Gay <olivier.gay@a3.epfl.ch> * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the project nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #ifndef SHA2_H #define SHA2_H #define SHA256_RESULTLEN (256 / 8) #define SHA256_BLOCK_SIZE (512 / 8) struct sha256_ctx { size_t tot_len; size_t len; unsigned char block[2 * SHA256_BLOCK_SIZE]; uint32_t h[8]; }; void sha256_init(struct sha256_ctx *ctx); void sha256_loop(struct sha256_ctx *ctx, const void *data, size_t len); void sha256_result(struct sha256_ctx *ctx, unsigned char digest[SHA256_RESULTLEN]); void sha256_get_digest(const void *data, size_t size, unsigned char digest[SHA256_RESULTLEN]); #endif /* !SHA2_H */