freebsd-dev/sys/opencrypto/xform_md5.c
Conrad Meyer 590adc1bc2 Remove "HMAC" from <HASH>_HMAC_BLOCK_LEN macro names
The block size is a property of the underlying hash algorithm, and has
nothing to do with the HMAC construction.

No functional change.
2018-07-09 07:21:37 +00:00

92 lines
2.8 KiB
C

/* $OpenBSD: xform.c,v 1.16 2001/08/28 12:20:43 ben Exp $ */
/*-
* The authors of this code are John Ioannidis (ji@tla.org),
* Angelos D. Keromytis (kermit@csd.uch.gr),
* Niels Provos (provos@physnet.uni-hamburg.de) and
* Damien Miller (djm@mindrot.org).
*
* This code was written by John Ioannidis for BSD/OS in Athens, Greece,
* in November 1995.
*
* Ported to OpenBSD and NetBSD, with additional transforms, in December 1996,
* by Angelos D. Keromytis.
*
* Additional transforms and features in 1997 and 1998 by Angelos D. Keromytis
* and Niels Provos.
*
* Additional features in 1999 by Angelos D. Keromytis.
*
* AES XTS implementation in 2008 by Damien Miller
*
* Copyright (C) 1995, 1996, 1997, 1998, 1999 by John Ioannidis,
* Angelos D. Keromytis and Niels Provos.
*
* Copyright (C) 2001, Angelos D. Keromytis.
*
* Copyright (C) 2008, Damien Miller
* Copyright (c) 2014 The FreeBSD Foundation
* All rights reserved.
*
* Portions of this software were developed by John-Mark Gurney
* under sponsorship of the FreeBSD Foundation and
* Rubicon Communications, LLC (Netgate).
*
* Permission to use, copy, and modify this software with or without fee
* is hereby granted, provided that this entire notice is included in
* all copies of any software which is or includes a copy or
* modification of this software.
* You may use this code under the GNU public license if you so wish. Please
* contribute changes back to the authors under this freer than GPL license
* so that we may further the use of strong encryption without limitations to
* all.
*
* THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTY. IN PARTICULAR, NONE OF THE AUTHORS MAKES ANY
* REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE
* MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR
* PURPOSE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/md5.h>
#include <opencrypto/xform_auth.h>
static int MD5Update_int(void *, const u_int8_t *, u_int16_t);
/* Authentication instances */
struct auth_hash auth_hash_hmac_md5 = {
.type = CRYPTO_MD5_HMAC,
.name = "HMAC-MD5",
.keysize = MD5_BLOCK_LEN,
.hashsize = MD5_HASH_LEN,
.ctxsize = sizeof(MD5_CTX),
.blocksize = MD5_BLOCK_LEN,
.Init = (void (*) (void *)) MD5Init,
.Update = MD5Update_int,
.Final = (void (*) (u_int8_t *, void *)) MD5Final,
};
struct auth_hash auth_hash_key_md5 = {
.type = CRYPTO_MD5_KPDK,
.name = "Keyed MD5",
.keysize = 0,
.hashsize = MD5_KPDK_HASH_LEN,
.ctxsize = sizeof(MD5_CTX),
.blocksize = 0,
.Init = (void (*)(void *)) MD5Init,
.Update = MD5Update_int,
.Final = (void (*)(u_int8_t *, void *)) MD5Final,
};
/*
* And now for auth.
*/
static int
MD5Update_int(void *ctx, const u_int8_t *buf, u_int16_t len)
{
MD5Update(ctx, buf, len);
return 0;
}