зеркало из https://github.com/Azure/sonic-openssh.git
- (djm) [configure.ac defines.h kex.c md-sha256.c]
[openbsd-compat/sha2.h openbsd-compat/openbsd-compat.h] [openbsd-compat/sha2.c] First stab at portability glue for SHA256 KEX support, should work with libc SHA256 support or OpenSSL EVP_sha256 if present
This commit is contained in:
Damien Miller
Родитель
a63128d1a8
Коммит
af87af165f
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@ -242,6 +242,11 @@
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using the SHA256 code in libc (and wrapper to make it into an OpenSSL
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EVP), interop tested against CVS PuTTY
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NB. no portability bits committed yet
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- (djm) [configure.ac defines.h kex.c md-sha256.c]
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[openbsd-compat/sha2.h openbsd-compat/openbsd-compat.h]
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[openbsd-compat/sha2.c] First stab at portability glue for SHA256
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KEX support, should work with libc SHA256 support or OpenSSL
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EVP_sha256 if present
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20060313
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- (dtucker) [configure.ac] Bug #1171: Don't use printf("%lld", longlong)
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@ -4143,4 +4148,4 @@
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- (djm) Trim deprecated options from INSTALL. Mention UsePAM
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- (djm) Fix quote handling in sftp; Patch from admorten AT umich.edu
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$Id: ChangeLog,v 1.4207 2006/03/15 01:08:28 djm Exp $
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$Id: ChangeLog,v 1.4208 2006/03/15 02:02:28 djm Exp $
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15
configure.ac
15
configure.ac
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@ -1,4 +1,4 @@
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# $Id: configure.ac,v 1.333 2006/03/13 08:06:51 dtucker Exp $
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# $Id: configure.ac,v 1.334 2006/03/15 02:02:28 djm Exp $
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#
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# Copyright (c) 1999-2004 Damien Miller
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#
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@ -15,7 +15,7 @@
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# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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AC_INIT(OpenSSH, Portable, openssh-unix-dev@mindrot.org)
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AC_REVISION($Revision: 1.333 $)
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AC_REVISION($Revision: 1.334 $)
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AC_CONFIG_SRCDIR([ssh.c])
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AC_CONFIG_HEADER(config.h)
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@ -923,11 +923,9 @@ AC_EGREP_CPP(FOUNDIT,
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# Check for g.gl_matchc glob() extension
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AC_MSG_CHECKING(for gl_matchc field in glob_t)
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AC_EGREP_CPP(FOUNDIT,
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[
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#include <glob.h>
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int main(void){glob_t g; g.gl_matchc = 1;}
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],
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AC_TRY_COMPILE(FOUNDIT,
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[ #include <glob.h> ],
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[glob_t g; g.gl_matchc = 1;],
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[
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AC_DEFINE(GLOB_HAS_GL_MATCHC, 1,
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[Define if your system glob() function has
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@ -1883,6 +1881,9 @@ if test "x$check_for_libcrypt_later" = "x1"; then
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AC_CHECK_LIB(crypt, crypt, LIBS="$LIBS -lcrypt")
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fi
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# Search for SHA256 support in libc and/or OpenSSL
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AC_CHECK_FUNCS(SHA256_Update EVP_sha256)
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AC_CHECK_LIB(iaf, ia_openinfo)
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### Configure cryptographic random number support
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18
defines.h
18
defines.h
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@ -25,7 +25,7 @@
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#ifndef _DEFINES_H
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#define _DEFINES_H
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/* $Id: defines.h,v 1.130 2005/12/17 11:04:09 dtucker Exp $ */
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/* $Id: defines.h,v 1.131 2006/03/15 02:02:28 djm Exp $ */
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/* Constants */
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@ -496,6 +496,22 @@ struct winsize {
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# define offsetof(type, member) ((size_t) &((type *)0)->member)
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#endif
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/* Set up BSD-style BYTE_ORDER definition if it isn't there already */
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/* XXX: doesn't try to cope with strange byte orders (PDP_ENDIAN) */
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#ifndef BYTE_ORDER
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# ifndef LITTLE_ENDIAN
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# define LITTLE_ENDIAN 1234
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# endif /* LITTLE_ENDIAN */
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# ifndef BIG_ENDIAN
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# define BIG_ENDIAN 4321
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# endif /* BIG_ENDIAN */
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# ifdef WORDS_BIGENDIAN
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# define BYTE_ORDER BIG_ENDIAN
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# else /* WORDS_BIGENDIAN */
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# define BYTE_ORDER LITTLE_ENDIAN
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# endif /* WORDS_BIGENDIAN */
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#endif /* BYTE_ORDER */
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/* Function replacement / compatibility hacks */
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#if !defined(HAVE_GETADDRINFO) && (defined(HAVE_OGETADDRINFO) || defined(HAVE_NGETADDRINFO))
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4
kex.c
4
kex.c
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@ -44,7 +44,11 @@ RCSID("$OpenBSD: kex.c,v 1.66 2006/03/07 09:07:40 djm Exp $");
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#define KEX_COOKIE_LEN 16
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#ifdef HAVE_EVP_SHA256
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# define evp_ssh_sha256 EVP_sha256
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#else /* HAVE_EVP_SHA256 */
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extern const EVP_MD *evp_ssh_sha256(void);
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#endif /* HAVE_EVP_SHA256 */
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/* prototype */
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static void kex_kexinit_finish(Kex *);
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@ -17,8 +17,10 @@
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/* EVP wrapper for SHA256 */
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#include "includes.h"
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#ifndef HAVE_EVP_SHA256
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#include <openssl/evp.h>
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#include <sha2.h>
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RCSID("$OpenBSD: md-sha256.c,v 1.1 2006/03/07 09:07:40 djm Exp $");
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@ -69,3 +71,6 @@ evp_ssh_sha256(void)
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return (&ssh_sha256);
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}
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#endif /* HAVE_EVP_SHA256 */
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@ -1,4 +1,4 @@
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/* $Id: openbsd-compat.h,v 1.33 2005/12/31 05:33:37 djm Exp $ */
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/* $Id: openbsd-compat.h,v 1.34 2006/03/15 02:02:31 djm Exp $ */
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/*
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* Copyright (c) 1999-2003 Damien Miller. All rights reserved.
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@ -38,7 +38,7 @@
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#include "readpassphrase.h"
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#include "vis.h"
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#include "getrrsetbyname.h"
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#include "sha2.h"
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#ifndef HAVE_BASENAME
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char *basename(const char *path);
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@ -0,0 +1,876 @@
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/* $OpenBSD: sha2.c,v 1.11 2005/08/08 08:05:35 espie Exp $ */
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/*
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* FILE: sha2.c
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* AUTHOR: Aaron D. Gifford <me@aarongifford.com>
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*
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* Copyright (c) 2000-2001, Aaron D. Gifford
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
|
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the copyright holder nor the names of contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTOR(S) ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTOR(S) BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $From: sha2.c,v 1.1 2001/11/08 00:01:51 adg Exp adg $
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*/
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/* OPENBSD ORIGINAL: lib/libc/hash/sha2.c */
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#include "includes.h"
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#if !defined(HAVE_SHA256_UPDATE) && !defined(HAVE_EVP_SHA256)
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#include <sys/types.h>
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#include <string.h>
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#include "sha2.h"
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/*
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* UNROLLED TRANSFORM LOOP NOTE:
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* You can define SHA2_UNROLL_TRANSFORM to use the unrolled transform
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* loop version for the hash transform rounds (defined using macros
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* later in this file). Either define on the command line, for example:
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*
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* cc -DSHA2_UNROLL_TRANSFORM -o sha2 sha2.c sha2prog.c
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*
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* or define below:
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*
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* #define SHA2_UNROLL_TRANSFORM
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*
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*/
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/*** SHA-256/384/512 Machine Architecture Definitions *****************/
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/*
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* BYTE_ORDER NOTE:
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*
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* Please make sure that your system defines BYTE_ORDER. If your
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* architecture is little-endian, make sure it also defines
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* LITTLE_ENDIAN and that the two (BYTE_ORDER and LITTLE_ENDIAN) are
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* equivilent.
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*
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* If your system does not define the above, then you can do so by
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* hand like this:
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*
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* #define LITTLE_ENDIAN 1234
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* #define BIG_ENDIAN 4321
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*
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* And for little-endian machines, add:
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*
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* #define BYTE_ORDER LITTLE_ENDIAN
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*
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* Or for big-endian machines:
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*
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* #define BYTE_ORDER BIG_ENDIAN
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*
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* The FreeBSD machine this was written on defines BYTE_ORDER
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* appropriately by including <sys/types.h> (which in turn includes
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* <machine/endian.h> where the appropriate definitions are actually
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* made).
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*/
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#if !defined(BYTE_ORDER) || (BYTE_ORDER != LITTLE_ENDIAN && BYTE_ORDER != BIG_ENDIAN)
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#error Define BYTE_ORDER to be equal to either LITTLE_ENDIAN or BIG_ENDIAN
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#endif
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/*** SHA-256/384/512 Various Length Definitions ***********************/
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/* NOTE: Most of these are in sha2.h */
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#define SHA256_SHORT_BLOCK_LENGTH (SHA256_BLOCK_LENGTH - 8)
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#define SHA384_SHORT_BLOCK_LENGTH (SHA384_BLOCK_LENGTH - 16)
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#define SHA512_SHORT_BLOCK_LENGTH (SHA512_BLOCK_LENGTH - 16)
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/*** ENDIAN SPECIFIC COPY MACROS **************************************/
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#define BE_8_TO_32(dst, cp) do { \
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(dst) = (u_int32_t)(cp)[3] | ((u_int32_t)(cp)[2] << 8) | \
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((u_int32_t)(cp)[1] << 16) | ((u_int32_t)(cp)[0] << 24); \
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} while(0)
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#define BE_8_TO_64(dst, cp) do { \
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(dst) = (u_int64_t)(cp)[7] | ((u_int64_t)(cp)[6] << 8) | \
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((u_int64_t)(cp)[5] << 16) | ((u_int64_t)(cp)[4] << 24) | \
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((u_int64_t)(cp)[3] << 32) | ((u_int64_t)(cp)[2] << 40) | \
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((u_int64_t)(cp)[1] << 48) | ((u_int64_t)(cp)[0] << 56); \
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} while (0)
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#define BE_64_TO_8(cp, src) do { \
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(cp)[0] = (src) >> 56; \
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(cp)[1] = (src) >> 48; \
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(cp)[2] = (src) >> 40; \
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(cp)[3] = (src) >> 32; \
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(cp)[4] = (src) >> 24; \
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(cp)[5] = (src) >> 16; \
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(cp)[6] = (src) >> 8; \
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(cp)[7] = (src); \
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} while (0)
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#define BE_32_TO_8(cp, src) do { \
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(cp)[0] = (src) >> 24; \
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(cp)[1] = (src) >> 16; \
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(cp)[2] = (src) >> 8; \
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(cp)[3] = (src); \
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} while (0)
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/*
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* Macro for incrementally adding the unsigned 64-bit integer n to the
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* unsigned 128-bit integer (represented using a two-element array of
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* 64-bit words):
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*/
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#define ADDINC128(w,n) do { \
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(w)[0] += (u_int64_t)(n); \
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if ((w)[0] < (n)) { \
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(w)[1]++; \
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} \
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} while (0)
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/*** THE SIX LOGICAL FUNCTIONS ****************************************/
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/*
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* Bit shifting and rotation (used by the six SHA-XYZ logical functions:
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*
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* NOTE: The naming of R and S appears backwards here (R is a SHIFT and
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* S is a ROTATION) because the SHA-256/384/512 description document
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* (see http://csrc.nist.gov/cryptval/shs/sha256-384-512.pdf) uses this
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* same "backwards" definition.
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*/
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/* Shift-right (used in SHA-256, SHA-384, and SHA-512): */
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#define R(b,x) ((x) >> (b))
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/* 32-bit Rotate-right (used in SHA-256): */
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#define S32(b,x) (((x) >> (b)) | ((x) << (32 - (b))))
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/* 64-bit Rotate-right (used in SHA-384 and SHA-512): */
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#define S64(b,x) (((x) >> (b)) | ((x) << (64 - (b))))
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/* Two of six logical functions used in SHA-256, SHA-384, and SHA-512: */
|
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#define Ch(x,y,z) (((x) & (y)) ^ ((~(x)) & (z)))
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#define Maj(x,y,z) (((x) & (y)) ^ ((x) & (z)) ^ ((y) & (z)))
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/* Four of six logical functions used in SHA-256: */
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#define Sigma0_256(x) (S32(2, (x)) ^ S32(13, (x)) ^ S32(22, (x)))
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#define Sigma1_256(x) (S32(6, (x)) ^ S32(11, (x)) ^ S32(25, (x)))
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#define sigma0_256(x) (S32(7, (x)) ^ S32(18, (x)) ^ R(3 , (x)))
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#define sigma1_256(x) (S32(17, (x)) ^ S32(19, (x)) ^ R(10, (x)))
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/* Four of six logical functions used in SHA-384 and SHA-512: */
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#define Sigma0_512(x) (S64(28, (x)) ^ S64(34, (x)) ^ S64(39, (x)))
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#define Sigma1_512(x) (S64(14, (x)) ^ S64(18, (x)) ^ S64(41, (x)))
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#define sigma0_512(x) (S64( 1, (x)) ^ S64( 8, (x)) ^ R( 7, (x)))
|
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#define sigma1_512(x) (S64(19, (x)) ^ S64(61, (x)) ^ R( 6, (x)))
|
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|
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|
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/*** SHA-XYZ INITIAL HASH VALUES AND CONSTANTS ************************/
|
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/* Hash constant words K for SHA-256: */
|
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const static u_int32_t K256[64] = {
|
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0x428a2f98UL, 0x71374491UL, 0xb5c0fbcfUL, 0xe9b5dba5UL,
|
||||
0x3956c25bUL, 0x59f111f1UL, 0x923f82a4UL, 0xab1c5ed5UL,
|
||||
0xd807aa98UL, 0x12835b01UL, 0x243185beUL, 0x550c7dc3UL,
|
||||
0x72be5d74UL, 0x80deb1feUL, 0x9bdc06a7UL, 0xc19bf174UL,
|
||||
0xe49b69c1UL, 0xefbe4786UL, 0x0fc19dc6UL, 0x240ca1ccUL,
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||||
0x2de92c6fUL, 0x4a7484aaUL, 0x5cb0a9dcUL, 0x76f988daUL,
|
||||
0x983e5152UL, 0xa831c66dUL, 0xb00327c8UL, 0xbf597fc7UL,
|
||||
0xc6e00bf3UL, 0xd5a79147UL, 0x06ca6351UL, 0x14292967UL,
|
||||
0x27b70a85UL, 0x2e1b2138UL, 0x4d2c6dfcUL, 0x53380d13UL,
|
||||
0x650a7354UL, 0x766a0abbUL, 0x81c2c92eUL, 0x92722c85UL,
|
||||
0xa2bfe8a1UL, 0xa81a664bUL, 0xc24b8b70UL, 0xc76c51a3UL,
|
||||
0xd192e819UL, 0xd6990624UL, 0xf40e3585UL, 0x106aa070UL,
|
||||
0x19a4c116UL, 0x1e376c08UL, 0x2748774cUL, 0x34b0bcb5UL,
|
||||
0x391c0cb3UL, 0x4ed8aa4aUL, 0x5b9cca4fUL, 0x682e6ff3UL,
|
||||
0x748f82eeUL, 0x78a5636fUL, 0x84c87814UL, 0x8cc70208UL,
|
||||
0x90befffaUL, 0xa4506cebUL, 0xbef9a3f7UL, 0xc67178f2UL
|
||||
};
|
||||
|
||||
/* Initial hash value H for SHA-256: */
|
||||
const static u_int32_t sha256_initial_hash_value[8] = {
|
||||
0x6a09e667UL,
|
||||
0xbb67ae85UL,
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||||
0x3c6ef372UL,
|
||||
0xa54ff53aUL,
|
||||
0x510e527fUL,
|
||||
0x9b05688cUL,
|
||||
0x1f83d9abUL,
|
||||
0x5be0cd19UL
|
||||
};
|
||||
|
||||
/* Hash constant words K for SHA-384 and SHA-512: */
|
||||
const static u_int64_t K512[80] = {
|
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0x428a2f98d728ae22ULL, 0x7137449123ef65cdULL,
|
||||
0xb5c0fbcfec4d3b2fULL, 0xe9b5dba58189dbbcULL,
|
||||
0x3956c25bf348b538ULL, 0x59f111f1b605d019ULL,
|
||||
0x923f82a4af194f9bULL, 0xab1c5ed5da6d8118ULL,
|
||||
0xd807aa98a3030242ULL, 0x12835b0145706fbeULL,
|
||||
0x243185be4ee4b28cULL, 0x550c7dc3d5ffb4e2ULL,
|
||||
0x72be5d74f27b896fULL, 0x80deb1fe3b1696b1ULL,
|
||||
0x9bdc06a725c71235ULL, 0xc19bf174cf692694ULL,
|
||||
0xe49b69c19ef14ad2ULL, 0xefbe4786384f25e3ULL,
|
||||
0x0fc19dc68b8cd5b5ULL, 0x240ca1cc77ac9c65ULL,
|
||||
0x2de92c6f592b0275ULL, 0x4a7484aa6ea6e483ULL,
|
||||
0x5cb0a9dcbd41fbd4ULL, 0x76f988da831153b5ULL,
|
||||
0x983e5152ee66dfabULL, 0xa831c66d2db43210ULL,
|
||||
0xb00327c898fb213fULL, 0xbf597fc7beef0ee4ULL,
|
||||
0xc6e00bf33da88fc2ULL, 0xd5a79147930aa725ULL,
|
||||
0x06ca6351e003826fULL, 0x142929670a0e6e70ULL,
|
||||
0x27b70a8546d22ffcULL, 0x2e1b21385c26c926ULL,
|
||||
0x4d2c6dfc5ac42aedULL, 0x53380d139d95b3dfULL,
|
||||
0x650a73548baf63deULL, 0x766a0abb3c77b2a8ULL,
|
||||
0x81c2c92e47edaee6ULL, 0x92722c851482353bULL,
|
||||
0xa2bfe8a14cf10364ULL, 0xa81a664bbc423001ULL,
|
||||
0xc24b8b70d0f89791ULL, 0xc76c51a30654be30ULL,
|
||||
0xd192e819d6ef5218ULL, 0xd69906245565a910ULL,
|
||||
0xf40e35855771202aULL, 0x106aa07032bbd1b8ULL,
|
||||
0x19a4c116b8d2d0c8ULL, 0x1e376c085141ab53ULL,
|
||||
0x2748774cdf8eeb99ULL, 0x34b0bcb5e19b48a8ULL,
|
||||
0x391c0cb3c5c95a63ULL, 0x4ed8aa4ae3418acbULL,
|
||||
0x5b9cca4f7763e373ULL, 0x682e6ff3d6b2b8a3ULL,
|
||||
0x748f82ee5defb2fcULL, 0x78a5636f43172f60ULL,
|
||||
0x84c87814a1f0ab72ULL, 0x8cc702081a6439ecULL,
|
||||
0x90befffa23631e28ULL, 0xa4506cebde82bde9ULL,
|
||||
0xbef9a3f7b2c67915ULL, 0xc67178f2e372532bULL,
|
||||
0xca273eceea26619cULL, 0xd186b8c721c0c207ULL,
|
||||
0xeada7dd6cde0eb1eULL, 0xf57d4f7fee6ed178ULL,
|
||||
0x06f067aa72176fbaULL, 0x0a637dc5a2c898a6ULL,
|
||||
0x113f9804bef90daeULL, 0x1b710b35131c471bULL,
|
||||
0x28db77f523047d84ULL, 0x32caab7b40c72493ULL,
|
||||
0x3c9ebe0a15c9bebcULL, 0x431d67c49c100d4cULL,
|
||||
0x4cc5d4becb3e42b6ULL, 0x597f299cfc657e2aULL,
|
||||
0x5fcb6fab3ad6faecULL, 0x6c44198c4a475817ULL
|
||||
};
|
||||
|
||||
/* Initial hash value H for SHA-384 */
|
||||
const static u_int64_t sha384_initial_hash_value[8] = {
|
||||
0xcbbb9d5dc1059ed8ULL,
|
||||
0x629a292a367cd507ULL,
|
||||
0x9159015a3070dd17ULL,
|
||||
0x152fecd8f70e5939ULL,
|
||||
0x67332667ffc00b31ULL,
|
||||
0x8eb44a8768581511ULL,
|
||||
0xdb0c2e0d64f98fa7ULL,
|
||||
0x47b5481dbefa4fa4ULL
|
||||
};
|
||||
|
||||
/* Initial hash value H for SHA-512 */
|
||||
const static u_int64_t sha512_initial_hash_value[8] = {
|
||||
0x6a09e667f3bcc908ULL,
|
||||
0xbb67ae8584caa73bULL,
|
||||
0x3c6ef372fe94f82bULL,
|
||||
0xa54ff53a5f1d36f1ULL,
|
||||
0x510e527fade682d1ULL,
|
||||
0x9b05688c2b3e6c1fULL,
|
||||
0x1f83d9abfb41bd6bULL,
|
||||
0x5be0cd19137e2179ULL
|
||||
};
|
||||
|
||||
|
||||
/*** SHA-256: *********************************************************/
|
||||
void
|
||||
SHA256_Init(SHA256_CTX *context)
|
||||
{
|
||||
if (context == NULL)
|
||||
return;
|
||||
memcpy(context->state, sha256_initial_hash_value,
|
||||
sizeof(sha256_initial_hash_value));
|
||||
memset(context->buffer, 0, sizeof(context->buffer));
|
||||
context->bitcount = 0;
|
||||
}
|
||||
|
||||
#ifdef SHA2_UNROLL_TRANSFORM
|
||||
|
||||
/* Unrolled SHA-256 round macros: */
|
||||
|
||||
#define ROUND256_0_TO_15(a,b,c,d,e,f,g,h) do { \
|
||||
BE_8_TO_32(W256[j], data); \
|
||||
data += 4; \
|
||||
T1 = (h) + Sigma1_256((e)) + Ch((e), (f), (g)) + K256[j] + W256[j]; \
|
||||
(d) += T1; \
|
||||
(h) = T1 + Sigma0_256((a)) + Maj((a), (b), (c)); \
|
||||
j++; \
|
||||
} while(0)
|
||||
|
||||
#define ROUND256(a,b,c,d,e,f,g,h) do { \
|
||||
s0 = W256[(j+1)&0x0f]; \
|
||||
s0 = sigma0_256(s0); \
|
||||
s1 = W256[(j+14)&0x0f]; \
|
||||
s1 = sigma1_256(s1); \
|
||||
T1 = (h) + Sigma1_256((e)) + Ch((e), (f), (g)) + K256[j] + \
|
||||
(W256[j&0x0f] += s1 + W256[(j+9)&0x0f] + s0); \
|
||||
(d) += T1; \
|
||||
(h) = T1 + Sigma0_256((a)) + Maj((a), (b), (c)); \
|
||||
j++; \
|
||||
} while(0)
|
||||
|
||||
void
|
||||
SHA256_Transform(u_int32_t state[8], const u_int8_t data[SHA256_BLOCK_LENGTH])
|
||||
{
|
||||
u_int32_t a, b, c, d, e, f, g, h, s0, s1;
|
||||
u_int32_t T1, W256[16];
|
||||
int j;
|
||||
|
||||
/* Initialize registers with the prev. intermediate value */
|
||||
a = state[0];
|
||||
b = state[1];
|
||||
c = state[2];
|
||||
d = state[3];
|
||||
e = state[4];
|
||||
f = state[5];
|
||||
g = state[6];
|
||||
h = state[7];
|
||||
|
||||
j = 0;
|
||||
do {
|
||||
/* Rounds 0 to 15 (unrolled): */
|
||||
ROUND256_0_TO_15(a,b,c,d,e,f,g,h);
|
||||
ROUND256_0_TO_15(h,a,b,c,d,e,f,g);
|
||||
ROUND256_0_TO_15(g,h,a,b,c,d,e,f);
|
||||
ROUND256_0_TO_15(f,g,h,a,b,c,d,e);
|
||||
ROUND256_0_TO_15(e,f,g,h,a,b,c,d);
|
||||
ROUND256_0_TO_15(d,e,f,g,h,a,b,c);
|
||||
ROUND256_0_TO_15(c,d,e,f,g,h,a,b);
|
||||
ROUND256_0_TO_15(b,c,d,e,f,g,h,a);
|
||||
} while (j < 16);
|
||||
|
||||
/* Now for the remaining rounds up to 63: */
|
||||
do {
|
||||
ROUND256(a,b,c,d,e,f,g,h);
|
||||
ROUND256(h,a,b,c,d,e,f,g);
|
||||
ROUND256(g,h,a,b,c,d,e,f);
|
||||
ROUND256(f,g,h,a,b,c,d,e);
|
||||
ROUND256(e,f,g,h,a,b,c,d);
|
||||
ROUND256(d,e,f,g,h,a,b,c);
|
||||
ROUND256(c,d,e,f,g,h,a,b);
|
||||
ROUND256(b,c,d,e,f,g,h,a);
|
||||
} while (j < 64);
|
||||
|
||||
/* Compute the current intermediate hash value */
|
||||
state[0] += a;
|
||||
state[1] += b;
|
||||
state[2] += c;
|
||||
state[3] += d;
|
||||
state[4] += e;
|
||||
state[5] += f;
|
||||
state[6] += g;
|
||||
state[7] += h;
|
||||
|
||||
/* Clean up */
|
||||
a = b = c = d = e = f = g = h = T1 = 0;
|
||||
}
|
||||
|
||||
#else /* SHA2_UNROLL_TRANSFORM */
|
||||
|
||||
void
|
||||
SHA256_Transform(u_int32_t state[8], const u_int8_t data[SHA256_BLOCK_LENGTH])
|
||||
{
|
||||
u_int32_t a, b, c, d, e, f, g, h, s0, s1;
|
||||
u_int32_t T1, T2, W256[16];
|
||||
int j;
|
||||
|
||||
/* Initialize registers with the prev. intermediate value */
|
||||
a = state[0];
|
||||
b = state[1];
|
||||
c = state[2];
|
||||
d = state[3];
|
||||
e = state[4];
|
||||
f = state[5];
|
||||
g = state[6];
|
||||
h = state[7];
|
||||
|
||||
j = 0;
|
||||
do {
|
||||
BE_8_TO_32(W256[j], data);
|
||||
data += 4;
|
||||
/* Apply the SHA-256 compression function to update a..h */
|
||||
T1 = h + Sigma1_256(e) + Ch(e, f, g) + K256[j] + W256[j];
|
||||
T2 = Sigma0_256(a) + Maj(a, b, c);
|
||||
h = g;
|
||||
g = f;
|
||||
f = e;
|
||||
e = d + T1;
|
||||
d = c;
|
||||
c = b;
|
||||
b = a;
|
||||
a = T1 + T2;
|
||||
|
||||
j++;
|
||||
} while (j < 16);
|
||||
|
||||
do {
|
||||
/* Part of the message block expansion: */
|
||||
s0 = W256[(j+1)&0x0f];
|
||||
s0 = sigma0_256(s0);
|
||||
s1 = W256[(j+14)&0x0f];
|
||||
s1 = sigma1_256(s1);
|
||||
|
||||
/* Apply the SHA-256 compression function to update a..h */
|
||||
T1 = h + Sigma1_256(e) + Ch(e, f, g) + K256[j] +
|
||||
(W256[j&0x0f] += s1 + W256[(j+9)&0x0f] + s0);
|
||||
T2 = Sigma0_256(a) + Maj(a, b, c);
|
||||
h = g;
|
||||
g = f;
|
||||
f = e;
|
||||
e = d + T1;
|
||||
d = c;
|
||||
c = b;
|
||||
b = a;
|
||||
a = T1 + T2;
|
||||
|
||||
j++;
|
||||
} while (j < 64);
|
||||
|
||||
/* Compute the current intermediate hash value */
|
||||
state[0] += a;
|
||||
state[1] += b;
|
||||
state[2] += c;
|
||||
state[3] += d;
|
||||
state[4] += e;
|
||||
state[5] += f;
|
||||
state[6] += g;
|
||||
state[7] += h;
|
||||
|
||||
/* Clean up */
|
||||
a = b = c = d = e = f = g = h = T1 = T2 = 0;
|
||||
}
|
||||
|
||||
#endif /* SHA2_UNROLL_TRANSFORM */
|
||||
|
||||
void
|
||||
SHA256_Update(SHA256_CTX *context, const u_int8_t *data, size_t len)
|
||||
{
|
||||
size_t freespace, usedspace;
|
||||
|
||||
/* Calling with no data is valid (we do nothing) */
|
||||
if (len == 0)
|
||||
return;
|
||||
|
||||
usedspace = (context->bitcount >> 3) % SHA256_BLOCK_LENGTH;
|
||||
if (usedspace > 0) {
|
||||
/* Calculate how much free space is available in the buffer */
|
||||
freespace = SHA256_BLOCK_LENGTH - usedspace;
|
||||
|
||||
if (len >= freespace) {
|
||||
/* Fill the buffer completely and process it */
|
||||
memcpy(&context->buffer[usedspace], data, freespace);
|
||||
context->bitcount += freespace << 3;
|
||||
len -= freespace;
|
||||
data += freespace;
|
||||
SHA256_Transform(context->state, context->buffer);
|
||||
} else {
|
||||
/* The buffer is not yet full */
|
||||
memcpy(&context->buffer[usedspace], data, len);
|
||||
context->bitcount += len << 3;
|
||||
/* Clean up: */
|
||||
usedspace = freespace = 0;
|
||||
return;
|
||||
}
|
||||
}
|
||||
while (len >= SHA256_BLOCK_LENGTH) {
|
||||
/* Process as many complete blocks as we can */
|
||||
SHA256_Transform(context->state, data);
|
||||
context->bitcount += SHA256_BLOCK_LENGTH << 3;
|
||||
len -= SHA256_BLOCK_LENGTH;
|
||||
data += SHA256_BLOCK_LENGTH;
|
||||
}
|
||||
if (len > 0) {
|
||||
/* There's left-overs, so save 'em */
|
||||
memcpy(context->buffer, data, len);
|
||||
context->bitcount += len << 3;
|
||||
}
|
||||
/* Clean up: */
|
||||
usedspace = freespace = 0;
|
||||
}
|
||||
|
||||
void
|
||||
SHA256_Pad(SHA256_CTX *context)
|
||||
{
|
||||
unsigned int usedspace;
|
||||
|
||||
usedspace = (context->bitcount >> 3) % SHA256_BLOCK_LENGTH;
|
||||
if (usedspace > 0) {
|
||||
/* Begin padding with a 1 bit: */
|
||||
context->buffer[usedspace++] = 0x80;
|
||||
|
||||
if (usedspace <= SHA256_SHORT_BLOCK_LENGTH) {
|
||||
/* Set-up for the last transform: */
|
||||
memset(&context->buffer[usedspace], 0,
|
||||
SHA256_SHORT_BLOCK_LENGTH - usedspace);
|
||||
} else {
|
||||
if (usedspace < SHA256_BLOCK_LENGTH) {
|
||||
memset(&context->buffer[usedspace], 0,
|
||||
SHA256_BLOCK_LENGTH - usedspace);
|
||||
}
|
||||
/* Do second-to-last transform: */
|
||||
SHA256_Transform(context->state, context->buffer);
|
||||
|
||||
/* Prepare for last transform: */
|
||||
memset(context->buffer, 0, SHA256_SHORT_BLOCK_LENGTH);
|
||||
}
|
||||
} else {
|
||||
/* Set-up for the last transform: */
|
||||
memset(context->buffer, 0, SHA256_SHORT_BLOCK_LENGTH);
|
||||
|
||||
/* Begin padding with a 1 bit: */
|
||||
*context->buffer = 0x80;
|
||||
}
|
||||
/* Store the length of input data (in bits) in big endian format: */
|
||||
BE_64_TO_8(&context->buffer[SHA256_SHORT_BLOCK_LENGTH],
|
||||
context->bitcount);
|
||||
|
||||
/* Final transform: */
|
||||
SHA256_Transform(context->state, context->buffer);
|
||||
|
||||
/* Clean up: */
|
||||
usedspace = 0;
|
||||
}
|
||||
|
||||
void
|
||||
SHA256_Final(u_int8_t digest[SHA256_DIGEST_LENGTH], SHA256_CTX *context)
|
||||
{
|
||||
SHA256_Pad(context);
|
||||
|
||||
/* If no digest buffer is passed, we don't bother doing this: */
|
||||
if (digest != NULL) {
|
||||
#if BYTE_ORDER == LITTLE_ENDIAN
|
||||
int i;
|
||||
|
||||
/* Convert TO host byte order */
|
||||
for (i = 0; i < 8; i++)
|
||||
BE_32_TO_8(digest + i * 4, context->state[i]);
|
||||
#else
|
||||
memcpy(digest, context->state, SHA256_DIGEST_LENGTH);
|
||||
#endif
|
||||
memset(context, 0, sizeof(*context));
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*** SHA-512: *********************************************************/
|
||||
void
|
||||
SHA512_Init(SHA512_CTX *context)
|
||||
{
|
||||
if (context == NULL)
|
||||
return;
|
||||
memcpy(context->state, sha512_initial_hash_value,
|
||||
sizeof(sha512_initial_hash_value));
|
||||
memset(context->buffer, 0, sizeof(context->buffer));
|
||||
context->bitcount[0] = context->bitcount[1] = 0;
|
||||
}
|
||||
|
||||
#ifdef SHA2_UNROLL_TRANSFORM
|
||||
|
||||
/* Unrolled SHA-512 round macros: */
|
||||
|
||||
#define ROUND512_0_TO_15(a,b,c,d,e,f,g,h) do { \
|
||||
BE_8_TO_64(W512[j], data); \
|
||||
data += 8; \
|
||||
T1 = (h) + Sigma1_512((e)) + Ch((e), (f), (g)) + K512[j] + W512[j]; \
|
||||
(d) += T1; \
|
||||
(h) = T1 + Sigma0_512((a)) + Maj((a), (b), (c)); \
|
||||
j++; \
|
||||
} while(0)
|
||||
|
||||
|
||||
#define ROUND512(a,b,c,d,e,f,g,h) do { \
|
||||
s0 = W512[(j+1)&0x0f]; \
|
||||
s0 = sigma0_512(s0); \
|
||||
s1 = W512[(j+14)&0x0f]; \
|
||||
s1 = sigma1_512(s1); \
|
||||
T1 = (h) + Sigma1_512((e)) + Ch((e), (f), (g)) + K512[j] + \
|
||||
(W512[j&0x0f] += s1 + W512[(j+9)&0x0f] + s0); \
|
||||
(d) += T1; \
|
||||
(h) = T1 + Sigma0_512((a)) + Maj((a), (b), (c)); \
|
||||
j++; \
|
||||
} while(0)
|
||||
|
||||
void
|
||||
SHA512_Transform(u_int64_t state[8], const u_int8_t data[SHA512_BLOCK_LENGTH])
|
||||
{
|
||||
u_int64_t a, b, c, d, e, f, g, h, s0, s1;
|
||||
u_int64_t T1, W512[16];
|
||||
int j;
|
||||
|
||||
/* Initialize registers with the prev. intermediate value */
|
||||
a = state[0];
|
||||
b = state[1];
|
||||
c = state[2];
|
||||
d = state[3];
|
||||
e = state[4];
|
||||
f = state[5];
|
||||
g = state[6];
|
||||
h = state[7];
|
||||
|
||||
j = 0;
|
||||
do {
|
||||
/* Rounds 0 to 15 (unrolled): */
|
||||
ROUND512_0_TO_15(a,b,c,d,e,f,g,h);
|
||||
ROUND512_0_TO_15(h,a,b,c,d,e,f,g);
|
||||
ROUND512_0_TO_15(g,h,a,b,c,d,e,f);
|
||||
ROUND512_0_TO_15(f,g,h,a,b,c,d,e);
|
||||
ROUND512_0_TO_15(e,f,g,h,a,b,c,d);
|
||||
ROUND512_0_TO_15(d,e,f,g,h,a,b,c);
|
||||
ROUND512_0_TO_15(c,d,e,f,g,h,a,b);
|
||||
ROUND512_0_TO_15(b,c,d,e,f,g,h,a);
|
||||
} while (j < 16);
|
||||
|
||||
/* Now for the remaining rounds up to 79: */
|
||||
do {
|
||||
ROUND512(a,b,c,d,e,f,g,h);
|
||||
ROUND512(h,a,b,c,d,e,f,g);
|
||||
ROUND512(g,h,a,b,c,d,e,f);
|
||||
ROUND512(f,g,h,a,b,c,d,e);
|
||||
ROUND512(e,f,g,h,a,b,c,d);
|
||||
ROUND512(d,e,f,g,h,a,b,c);
|
||||
ROUND512(c,d,e,f,g,h,a,b);
|
||||
ROUND512(b,c,d,e,f,g,h,a);
|
||||
} while (j < 80);
|
||||
|
||||
/* Compute the current intermediate hash value */
|
||||
state[0] += a;
|
||||
state[1] += b;
|
||||
state[2] += c;
|
||||
state[3] += d;
|
||||
state[4] += e;
|
||||
state[5] += f;
|
||||
state[6] += g;
|
||||
state[7] += h;
|
||||
|
||||
/* Clean up */
|
||||
a = b = c = d = e = f = g = h = T1 = 0;
|
||||
}
|
||||
|
||||
#else /* SHA2_UNROLL_TRANSFORM */
|
||||
|
||||
void
|
||||
SHA512_Transform(u_int64_t state[8], const u_int8_t data[SHA512_BLOCK_LENGTH])
|
||||
{
|
||||
u_int64_t a, b, c, d, e, f, g, h, s0, s1;
|
||||
u_int64_t T1, T2, W512[16];
|
||||
int j;
|
||||
|
||||
/* Initialize registers with the prev. intermediate value */
|
||||
a = state[0];
|
||||
b = state[1];
|
||||
c = state[2];
|
||||
d = state[3];
|
||||
e = state[4];
|
||||
f = state[5];
|
||||
g = state[6];
|
||||
h = state[7];
|
||||
|
||||
j = 0;
|
||||
do {
|
||||
BE_8_TO_64(W512[j], data);
|
||||
data += 8;
|
||||
/* Apply the SHA-512 compression function to update a..h */
|
||||
T1 = h + Sigma1_512(e) + Ch(e, f, g) + K512[j] + W512[j];
|
||||
T2 = Sigma0_512(a) + Maj(a, b, c);
|
||||
h = g;
|
||||
g = f;
|
||||
f = e;
|
||||
e = d + T1;
|
||||
d = c;
|
||||
c = b;
|
||||
b = a;
|
||||
a = T1 + T2;
|
||||
|
||||
j++;
|
||||
} while (j < 16);
|
||||
|
||||
do {
|
||||
/* Part of the message block expansion: */
|
||||
s0 = W512[(j+1)&0x0f];
|
||||
s0 = sigma0_512(s0);
|
||||
s1 = W512[(j+14)&0x0f];
|
||||
s1 = sigma1_512(s1);
|
||||
|
||||
/* Apply the SHA-512 compression function to update a..h */
|
||||
T1 = h + Sigma1_512(e) + Ch(e, f, g) + K512[j] +
|
||||
(W512[j&0x0f] += s1 + W512[(j+9)&0x0f] + s0);
|
||||
T2 = Sigma0_512(a) + Maj(a, b, c);
|
||||
h = g;
|
||||
g = f;
|
||||
f = e;
|
||||
e = d + T1;
|
||||
d = c;
|
||||
c = b;
|
||||
b = a;
|
||||
a = T1 + T2;
|
||||
|
||||
j++;
|
||||
} while (j < 80);
|
||||
|
||||
/* Compute the current intermediate hash value */
|
||||
state[0] += a;
|
||||
state[1] += b;
|
||||
state[2] += c;
|
||||
state[3] += d;
|
||||
state[4] += e;
|
||||
state[5] += f;
|
||||
state[6] += g;
|
||||
state[7] += h;
|
||||
|
||||
/* Clean up */
|
||||
a = b = c = d = e = f = g = h = T1 = T2 = 0;
|
||||
}
|
||||
|
||||
#endif /* SHA2_UNROLL_TRANSFORM */
|
||||
|
||||
void
|
||||
SHA512_Update(SHA512_CTX *context, const u_int8_t *data, size_t len)
|
||||
{
|
||||
size_t freespace, usedspace;
|
||||
|
||||
/* Calling with no data is valid (we do nothing) */
|
||||
if (len == 0)
|
||||
return;
|
||||
|
||||
usedspace = (context->bitcount[0] >> 3) % SHA512_BLOCK_LENGTH;
|
||||
if (usedspace > 0) {
|
||||
/* Calculate how much free space is available in the buffer */
|
||||
freespace = SHA512_BLOCK_LENGTH - usedspace;
|
||||
|
||||
if (len >= freespace) {
|
||||
/* Fill the buffer completely and process it */
|
||||
memcpy(&context->buffer[usedspace], data, freespace);
|
||||
ADDINC128(context->bitcount, freespace << 3);
|
||||
len -= freespace;
|
||||
data += freespace;
|
||||
SHA512_Transform(context->state, context->buffer);
|
||||
} else {
|
||||
/* The buffer is not yet full */
|
||||
memcpy(&context->buffer[usedspace], data, len);
|
||||
ADDINC128(context->bitcount, len << 3);
|
||||
/* Clean up: */
|
||||
usedspace = freespace = 0;
|
||||
return;
|
||||
}
|
||||
}
|
||||
while (len >= SHA512_BLOCK_LENGTH) {
|
||||
/* Process as many complete blocks as we can */
|
||||
SHA512_Transform(context->state, data);
|
||||
ADDINC128(context->bitcount, SHA512_BLOCK_LENGTH << 3);
|
||||
len -= SHA512_BLOCK_LENGTH;
|
||||
data += SHA512_BLOCK_LENGTH;
|
||||
}
|
||||
if (len > 0) {
|
||||
/* There's left-overs, so save 'em */
|
||||
memcpy(context->buffer, data, len);
|
||||
ADDINC128(context->bitcount, len << 3);
|
||||
}
|
||||
/* Clean up: */
|
||||
usedspace = freespace = 0;
|
||||
}
|
||||
|
||||
void
|
||||
SHA512_Pad(SHA512_CTX *context)
|
||||
{
|
||||
unsigned int usedspace;
|
||||
|
||||
usedspace = (context->bitcount[0] >> 3) % SHA512_BLOCK_LENGTH;
|
||||
if (usedspace > 0) {
|
||||
/* Begin padding with a 1 bit: */
|
||||
context->buffer[usedspace++] = 0x80;
|
||||
|
||||
if (usedspace <= SHA512_SHORT_BLOCK_LENGTH) {
|
||||
/* Set-up for the last transform: */
|
||||
memset(&context->buffer[usedspace], 0, SHA512_SHORT_BLOCK_LENGTH - usedspace);
|
||||
} else {
|
||||
if (usedspace < SHA512_BLOCK_LENGTH) {
|
||||
memset(&context->buffer[usedspace], 0, SHA512_BLOCK_LENGTH - usedspace);
|
||||
}
|
||||
/* Do second-to-last transform: */
|
||||
SHA512_Transform(context->state, context->buffer);
|
||||
|
||||
/* And set-up for the last transform: */
|
||||
memset(context->buffer, 0, SHA512_BLOCK_LENGTH - 2);
|
||||
}
|
||||
} else {
|
||||
/* Prepare for final transform: */
|
||||
memset(context->buffer, 0, SHA512_SHORT_BLOCK_LENGTH);
|
||||
|
||||
/* Begin padding with a 1 bit: */
|
||||
*context->buffer = 0x80;
|
||||
}
|
||||
/* Store the length of input data (in bits) in big endian format: */
|
||||
BE_64_TO_8(&context->buffer[SHA512_SHORT_BLOCK_LENGTH],
|
||||
context->bitcount[1]);
|
||||
BE_64_TO_8(&context->buffer[SHA512_SHORT_BLOCK_LENGTH + 8],
|
||||
context->bitcount[0]);
|
||||
|
||||
/* Final transform: */
|
||||
SHA512_Transform(context->state, context->buffer);
|
||||
|
||||
/* Clean up: */
|
||||
usedspace = 0;
|
||||
}
|
||||
|
||||
void
|
||||
SHA512_Final(u_int8_t digest[SHA512_DIGEST_LENGTH], SHA512_CTX *context)
|
||||
{
|
||||
SHA512_Pad(context);
|
||||
|
||||
/* If no digest buffer is passed, we don't bother doing this: */
|
||||
if (digest != NULL) {
|
||||
#if BYTE_ORDER == LITTLE_ENDIAN
|
||||
int i;
|
||||
|
||||
/* Convert TO host byte order */
|
||||
for (i = 0; i < 8; i++)
|
||||
BE_64_TO_8(digest + i * 8, context->state[i]);
|
||||
#else
|
||||
memcpy(digest, context->state, SHA512_DIGEST_LENGTH);
|
||||
#endif
|
||||
memset(context, 0, sizeof(*context));
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*** SHA-384: *********************************************************/
|
||||
void
|
||||
SHA384_Init(SHA384_CTX *context)
|
||||
{
|
||||
if (context == NULL)
|
||||
return;
|
||||
memcpy(context->state, sha384_initial_hash_value,
|
||||
sizeof(sha384_initial_hash_value));
|
||||
memset(context->buffer, 0, sizeof(context->buffer));
|
||||
context->bitcount[0] = context->bitcount[1] = 0;
|
||||
}
|
||||
|
||||
__weak_alias(SHA384_Transform, SHA512_Transform);
|
||||
__weak_alias(SHA384_Update, SHA512_Update);
|
||||
__weak_alias(SHA384_Pad, SHA512_Pad);
|
||||
|
||||
void
|
||||
SHA384_Final(u_int8_t digest[SHA384_DIGEST_LENGTH], SHA384_CTX *context)
|
||||
{
|
||||
SHA384_Pad(context);
|
||||
|
||||
/* If no digest buffer is passed, we don't bother doing this: */
|
||||
if (digest != NULL) {
|
||||
#if BYTE_ORDER == LITTLE_ENDIAN
|
||||
int i;
|
||||
|
||||
/* Convert TO host byte order */
|
||||
for (i = 0; i < 6; i++)
|
||||
BE_64_TO_8(digest + i * 8, context->state[i]);
|
||||
#else
|
||||
memcpy(digest, context->state, SHA384_DIGEST_LENGTH);
|
||||
#endif
|
||||
}
|
||||
|
||||
/* Zero out state data */
|
||||
memset(context, 0, sizeof(*context));
|
||||
}
|
||||
|
||||
#endif /* !defined(HAVE_SHA256_UPDATE) && !defined(HAVE_EVP_SHA256) */
|
||||
|
|
@ -0,0 +1,125 @@
|
|||
/* $OpenBSD: sha2.h,v 1.6 2004/06/22 01:57:30 jfb Exp $ */
|
||||
|
||||
/*
|
||||
* FILE: sha2.h
|
||||
* AUTHOR: Aaron D. Gifford <me@aarongifford.com>
|
||||
*
|
||||
* Copyright (c) 2000-2001, Aaron D. Gifford
|
||||
* 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 copyright holder nor the names of contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTOR(S) ``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 AUTHOR OR CONTRIBUTOR(S) 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.
|
||||
*
|
||||
* $From: sha2.h,v 1.1 2001/11/08 00:02:01 adg Exp adg $
|
||||
*/
|
||||
|
||||
/* OPENBSD ORIGINAL: include/sha2.h */
|
||||
|
||||
#ifndef _SHA2_H
|
||||
#define _SHA2_H
|
||||
|
||||
#include "includes.h"
|
||||
|
||||
#if !defined(HAVE_SHA256_UPDATE) && !defined(HAVE_EVP_SHA256)
|
||||
|
||||
/*** SHA-256/384/512 Various Length Definitions ***********************/
|
||||
#define SHA256_BLOCK_LENGTH 64
|
||||
#define SHA256_DIGEST_LENGTH 32
|
||||
#define SHA256_DIGEST_STRING_LENGTH (SHA256_DIGEST_LENGTH * 2 + 1)
|
||||
#define SHA384_BLOCK_LENGTH 128
|
||||
#define SHA384_DIGEST_LENGTH 48
|
||||
#define SHA384_DIGEST_STRING_LENGTH (SHA384_DIGEST_LENGTH * 2 + 1)
|
||||
#define SHA512_BLOCK_LENGTH 128
|
||||
#define SHA512_DIGEST_LENGTH 64
|
||||
#define SHA512_DIGEST_STRING_LENGTH (SHA512_DIGEST_LENGTH * 2 + 1)
|
||||
|
||||
|
||||
/*** SHA-256/384/512 Context Structures *******************************/
|
||||
typedef struct _SHA256_CTX {
|
||||
u_int32_t state[8];
|
||||
u_int64_t bitcount;
|
||||
u_int8_t buffer[SHA256_BLOCK_LENGTH];
|
||||
} SHA256_CTX;
|
||||
typedef struct _SHA512_CTX {
|
||||
u_int64_t state[8];
|
||||
u_int64_t bitcount[2];
|
||||
u_int8_t buffer[SHA512_BLOCK_LENGTH];
|
||||
} SHA512_CTX;
|
||||
|
||||
typedef SHA512_CTX SHA384_CTX;
|
||||
|
||||
void SHA256_Init(SHA256_CTX *);
|
||||
void SHA256_Transform(u_int32_t state[8], const u_int8_t [SHA256_BLOCK_LENGTH]);
|
||||
void SHA256_Update(SHA256_CTX *, const u_int8_t *, size_t)
|
||||
__attribute__((__bounded__(__string__,2,3)));
|
||||
void SHA256_Pad(SHA256_CTX *);
|
||||
void SHA256_Final(u_int8_t [SHA256_DIGEST_LENGTH], SHA256_CTX *)
|
||||
__attribute__((__bounded__(__minbytes__,1,SHA256_DIGEST_LENGTH)));
|
||||
char *SHA256_End(SHA256_CTX *, char *)
|
||||
__attribute__((__bounded__(__minbytes__,2,SHA256_DIGEST_STRING_LENGTH)));
|
||||
char *SHA256_File(const char *, char *)
|
||||
__attribute__((__bounded__(__minbytes__,2,SHA256_DIGEST_STRING_LENGTH)));
|
||||
char *SHA256_FileChunk(const char *, char *, off_t, off_t)
|
||||
__attribute__((__bounded__(__minbytes__,2,SHA256_DIGEST_STRING_LENGTH)));
|
||||
char *SHA256_Data(const u_int8_t *, size_t, char *)
|
||||
__attribute__((__bounded__(__string__,1,2)))
|
||||
__attribute__((__bounded__(__minbytes__,3,SHA256_DIGEST_STRING_LENGTH)));
|
||||
|
||||
void SHA384_Init(SHA384_CTX *);
|
||||
void SHA384_Transform(u_int64_t state[8], const u_int8_t [SHA384_BLOCK_LENGTH]);
|
||||
void SHA384_Update(SHA384_CTX *, const u_int8_t *, size_t)
|
||||
__attribute__((__bounded__(__string__,2,3)));
|
||||
void SHA384_Pad(SHA384_CTX *);
|
||||
void SHA384_Final(u_int8_t [SHA384_DIGEST_LENGTH], SHA384_CTX *)
|
||||
__attribute__((__bounded__(__minbytes__,1,SHA384_DIGEST_LENGTH)));
|
||||
char *SHA384_End(SHA384_CTX *, char *)
|
||||
__attribute__((__bounded__(__minbytes__,2,SHA384_DIGEST_STRING_LENGTH)));
|
||||
char *SHA384_File(const char *, char *)
|
||||
__attribute__((__bounded__(__minbytes__,2,SHA384_DIGEST_STRING_LENGTH)));
|
||||
char *SHA384_FileChunk(const char *, char *, off_t, off_t)
|
||||
__attribute__((__bounded__(__minbytes__,2,SHA384_DIGEST_STRING_LENGTH)));
|
||||
char *SHA384_Data(const u_int8_t *, size_t, char *)
|
||||
__attribute__((__bounded__(__string__,1,2)))
|
||||
__attribute__((__bounded__(__minbytes__,3,SHA384_DIGEST_STRING_LENGTH)));
|
||||
|
||||
void SHA512_Init(SHA512_CTX *);
|
||||
void SHA512_Transform(u_int64_t state[8], const u_int8_t [SHA512_BLOCK_LENGTH]);
|
||||
void SHA512_Update(SHA512_CTX *, const u_int8_t *, size_t)
|
||||
__attribute__((__bounded__(__string__,2,3)));
|
||||
void SHA512_Pad(SHA512_CTX *);
|
||||
void SHA512_Final(u_int8_t [SHA512_DIGEST_LENGTH], SHA512_CTX *)
|
||||
__attribute__((__bounded__(__minbytes__,1,SHA512_DIGEST_LENGTH)));
|
||||
char *SHA512_End(SHA512_CTX *, char *)
|
||||
__attribute__((__bounded__(__minbytes__,2,SHA512_DIGEST_STRING_LENGTH)));
|
||||
char *SHA512_File(const char *, char *)
|
||||
__attribute__((__bounded__(__minbytes__,2,SHA512_DIGEST_STRING_LENGTH)));
|
||||
char *SHA512_FileChunk(const char *, char *, off_t, off_t)
|
||||
__attribute__((__bounded__(__minbytes__,2,SHA512_DIGEST_STRING_LENGTH)));
|
||||
char *SHA512_Data(const u_int8_t *, size_t, char *)
|
||||
__attribute__((__bounded__(__string__,1,2)))
|
||||
__attribute__((__bounded__(__minbytes__,3,SHA512_DIGEST_STRING_LENGTH)));
|
||||
|
||||
#endif /* !defined(HAVE_SHA256_UPDATE) && !defined(HAVE_EVP_SHA256) */
|
||||
|
||||
#endif /* _SHA2_H */
|
||||
|
|
@ -23,13 +23,15 @@
|
|||
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
/* $Id: xmmap.c,v 1.6 2004/10/06 13:15:44 dtucker Exp $ */
|
||||
/* $Id: xmmap.c,v 1.7 2006/03/15 02:02:31 djm Exp $ */
|
||||
|
||||
#include "includes.h"
|
||||
|
||||
#include <sys/types.h>
|
||||
#ifdef HAVE_SYS_MMAN_H
|
||||
#include <sys/mman.h>
|
||||
#endif
|
||||
#include <sys/stat.h>
|
||||
|
||||
#include "log.h"
|
||||
|
||||
|
|
|
|||
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