mirror of
https://github.com/cryb-to/cryb-to.git
synced 2024-12-18 02:24:54 +00:00
Add HMAC-MD5.
This commit is contained in:
Dag-Erling Smørgrav
parent
c62b2f9c1b
commit
ac19c717d8
10 changed files with 359 additions and 4 deletions
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@ -1,5 +1,5 @@
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AC_PREREQ([2.69])
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AC_INIT([cryb.to], [0.20221002], [des@des.no], [cryb-to], [http://cryb.to/])
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AC_INIT([cryb.to], [0.20221003], [des@des.no], [cryb-to], [http://cryb.to/])
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AC_CONFIG_SRCDIR([include/cryb/core.h])
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AC_CONFIG_MACRO_DIR([m4])
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AM_INIT_AUTOMAKE([foreign no-dist-gzip dist-xz])
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@ -78,6 +78,7 @@ endif CRYB_HASH
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if CRYB_MAC
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cryb_HEADERS += \
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hmac.h \
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hmac_md5.h \
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hmac_sha1.h \
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hmac_sha224.h \
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hmac_sha256.h \
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@ -34,6 +34,7 @@
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#include <cryb/to.h>
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#endif
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#include <cryb/hmac_md5.h>
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#include <cryb/hmac_sha1.h>
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#include <cryb/hmac_sha224.h>
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#include <cryb/hmac_sha256.h>
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62
include/cryb/hmac_md5.h
Normal file
62
include/cryb/hmac_md5.h
Normal file
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@ -0,0 +1,62 @@
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/*-
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* Copyright (c) 2012-2014 The University of Oslo
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* Copyright (c) 2022 Dag-Erling Smørgrav
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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. The name of the author may not be used to endorse or promote
|
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* products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 CONTRIBUTORS 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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#ifndef CRYB_HMAC_MD5_H_INCLUDED
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#define CRYB_HMAC_MD5_H_INCLUDED
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#ifndef CRYB_TO
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#include <cryb/to.h>
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#endif
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#include <cryb/md5.h>
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CRYB_BEGIN
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#define HMAC_MD5_MAC_LEN 16
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#define hmac_md5_ctx cryb_hmac_md5_ctx
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#define hmac_md5_init cryb_hmac_md5_init
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#define hmac_md5_update cryb_hmac_md5_update
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#define hmac_md5_final cryb_hmac_md5_final
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#define hmac_md5_complete cryb_hmac_md5_complete
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typedef struct {
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md5_ctx ictx;
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md5_ctx octx;
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} hmac_md5_ctx;
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void hmac_md5_init(hmac_md5_ctx *, const void *, size_t);
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void hmac_md5_update(hmac_md5_ctx *, const void *, size_t);
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void hmac_md5_final(hmac_md5_ctx *, uint8_t *);
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void hmac_md5_complete(const void *, size_t, const void *, size_t, uint8_t *);
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CRYB_END
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#endif
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@ -30,7 +30,7 @@
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#ifndef CRYB_TO_H_INCLUDED
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#define CRYB_TO_H_INCLUDED
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#define CRYB_TO 20221002
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#define CRYB_TO 20221003
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#include <cryb/defs.h>
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@ -3,6 +3,7 @@ AM_CPPFLAGS = -I$(top_srcdir)/include
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lib_LTLIBRARIES = libcryb-mac.la
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libcryb_mac_la_SOURCES = \
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cryb_hmac_md5.c \
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cryb_hmac_sha1.c \
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cryb_hmac_sha224.c \
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cryb_hmac_sha256.c \
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102
lib/mac/cryb_hmac_md5.c
Normal file
102
lib/mac/cryb_hmac_md5.c
Normal file
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@ -0,0 +1,102 @@
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/*-
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* Copyright (c) 2012 The University of Oslo
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* Copyright (c) 2012-2022 Dag-Erling Smørgrav
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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. The name of the author may not be used to endorse or promote
|
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* products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 CONTRIBUTORS 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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#include "cryb/impl.h"
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#if HAVE_SYS_ENDIAN_H
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#include <sys/endian.h>
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#endif
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#if HAVE_ENDIAN_H
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#include <endian.h>
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#endif
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#include <stdint.h>
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#include <string.h>
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#include <cryb/hmac_md5.h>
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void
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hmac_md5_init(hmac_md5_ctx *ctx, const void *key, size_t keylen)
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{
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uint8_t keybuf[MD5_BLOCK_LEN], pad[MD5_BLOCK_LEN];
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/* prepare key */
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memset(keybuf, 0, sizeof keybuf);
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if (keylen > sizeof keybuf)
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md5_complete(key, keylen, keybuf);
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else
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memcpy(keybuf, key, keylen);
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/* input pad */
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for (unsigned int i = 0; i < sizeof pad; ++i)
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pad[i] = 0x36 ^ keybuf[i];
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md5_init(&ctx->ictx);
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md5_update(&ctx->ictx, pad, sizeof pad);
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/* output pad */
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for (unsigned int i = 0; i < sizeof pad; ++i)
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pad[i] = 0x5c ^ keybuf[i];
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md5_init(&ctx->octx);
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md5_update(&ctx->octx, pad, sizeof pad);
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/* hide the evidence */
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memset(keybuf, 0, sizeof keybuf);
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memset(pad, 0, sizeof pad);
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}
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void
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hmac_md5_update(hmac_md5_ctx *ctx, const void *buf, size_t len)
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{
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md5_update(&ctx->ictx, buf, len);
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}
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void
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hmac_md5_final(hmac_md5_ctx *ctx, uint8_t *mac)
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{
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uint8_t digest[MD5_DIGEST_LEN];
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md5_final(&ctx->ictx, digest);
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md5_update(&ctx->octx, digest, sizeof digest);
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md5_final(&ctx->octx, mac);
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memset(ctx, 0, sizeof *ctx);
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}
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void
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hmac_md5_complete(const void *key, size_t keylen,
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const void *buf, size_t len, uint8_t *mac)
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{
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hmac_md5_ctx ctx;
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hmac_md5_init(&ctx, key, keylen);
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hmac_md5_update(&ctx, buf, len);
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hmac_md5_final(&ctx, mac);
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}
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2
t/.gitignore
vendored
2
t/.gitignore
vendored
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@ -14,6 +14,8 @@
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/t_fletcher
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/t_fnv
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/t_hash
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/t_hmac_md5
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/t_hmac_md5_openssl
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/t_hmac_sha1
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/t_hmac_sha1_openssl
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/t_hmac_sha224
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@ -192,14 +192,18 @@ endif CRYB_HASH
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if CRYB_MAC
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TESTS += t_mac
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t_mac_LDADD = $(libt) $(libmac)
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TESTS += t_hmac_sha1 t_hmac_sha224 t_hmac_sha256 t_hmac_sha384 t_hmac_sha512
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TESTS += t_hmac_md5 t_hmac_sha1 t_hmac_sha224 t_hmac_sha256 t_hmac_sha384 t_hmac_sha512
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t_hmac_md5_LDADD = $(libt) $(libmac)
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t_hmac_sha1_LDADD = $(libt) $(libmac)
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t_hmac_sha224_LDADD = $(libt) $(libmac)
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t_hmac_sha256_LDADD = $(libt) $(libmac)
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t_hmac_sha384_LDADD = $(libt) $(libmac)
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t_hmac_sha512_LDADD = $(libt) $(libmac)
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if OPENSSL_TESTS
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TESTS += t_hmac_sha1_openssl t_hmac_sha224_openssl t_hmac_sha256_openssl t_hmac_sha384_openssl t_hmac_sha512_openssl
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TESTS += t_hmac_md5_openssl t_hmac_sha1_openssl t_hmac_sha224_openssl t_hmac_sha256_openssl t_hmac_sha384_openssl t_hmac_sha512_openssl
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t_hmac_md5_openssl_SOURCES = t_hmac_md5.c
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t_hmac_md5_openssl_CFLAGS = $(OPENSSL_INCLUDES) $(OPENSSL_CFLAGS)
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t_hmac_md5_openssl_LDADD = $(libt) $(OPENSSL_LDADD)
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t_hmac_sha1_openssl_SOURCES = t_hmac_sha1.c
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t_hmac_sha1_openssl_CFLAGS = $(OPENSSL_INCLUDES) $(OPENSSL_CFLAGS)
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t_hmac_sha1_openssl_LDADD = $(libt) $(OPENSSL_LDADD)
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182
t/t_hmac_md5.c
Normal file
182
t/t_hmac_md5.c
Normal file
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@ -0,0 +1,182 @@
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/*-
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* Copyright (c) 2012 The University of Oslo
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* Copyright (c) 2012-2022 Dag-Erling Smørgrav
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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.
|
||||
* 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. The name of the author may not be used to endorse or promote
|
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* products derived from this software without specific prior written
|
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 CONTRIBUTORS 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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#include "cryb/impl.h"
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#include <stdint.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <cryb/test.h>
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#if WITH_OPENSSL
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#include <openssl/evp.h>
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#include <openssl/hmac.h>
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#include <openssl/md5.h>
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#define HMAC_MD5_MAC_LEN MD5_DIGEST_LENGTH
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static void
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t_hmac_md5_complete(const void *key, size_t keylen,
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const void *msg, size_t msglen, uint8_t *mac)
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{
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HMAC_CTX *ctx;
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ctx = HMAC_CTX_new();
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HMAC_Init_ex(ctx, key, keylen, EVP_md5(), NULL);
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HMAC_Update(ctx, msg, msglen);
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HMAC_Final(ctx, mac, NULL);
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HMAC_CTX_free(ctx);
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}
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#else
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#include <cryb/md5.h>
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#include <cryb/hmac.h>
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#define t_hmac_md5_complete(key, keylen, msg, msglen, mac) \
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hmac_md5_complete(key, keylen, msg, msglen, mac)
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#endif
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/*
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* Test vectors from RFC 2104
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*/
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static struct t_vector {
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const char *desc;
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const uint8_t *key;
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size_t keylen;
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const uint8_t *msg;
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size_t msglen;
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const uint8_t mac[HMAC_MD5_MAC_LEN];
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} t_hmac_md5_vectors[] = {
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{
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"zero-length key, zero-length message",
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(uint8_t[]){},
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0,
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(uint8_t[]){},
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0,
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{
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0x74, 0xe6, 0xf7, 0x29, 0x8a, 0x9c, 0x2d, 0x16,
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0x89, 0x35, 0xf5, 0x8c, 0x00, 0x1b, 0xad, 0x88,
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},
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},
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{
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"RFC 2104 example 1",
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(uint8_t[]){
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0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b,
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0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b,
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},
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16,
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(uint8_t *)"Hi There",
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8,
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{
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0x92, 0x94, 0x72, 0x7a, 0x36, 0x38, 0xbb, 0x1c,
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0x13, 0xf4, 0x8e, 0xf8, 0x15, 0x8b, 0xfc, 0x9d,
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},
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},
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{
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"RFC 2104 example 2",
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(uint8_t *)"Jefe",
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4,
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(uint8_t *)"what do ya want for nothing?",
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28,
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{
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0x75, 0x0c, 0x78, 0x3e, 0x6a, 0xb0, 0xb5, 0x03,
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0xea, 0xa8, 0x6e, 0x31, 0x0a, 0x5d, 0xb7, 0x38,
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},
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},
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{
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"RFC 2104 example 3",
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(uint8_t[]){
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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},
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16,
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(uint8_t[]){
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0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
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0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
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0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
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0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
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0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
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0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
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0xdd, 0xdd,
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},
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50,
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{
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0x56, 0xbe, 0x34, 0x52, 0x1d, 0x14, 0x4c, 0x88,
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0xdb, 0xb8, 0xc7, 0x33, 0xf0, 0xe8, 0xb3, 0xf6,
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},
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},
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};
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/*
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* Unit test: compute the HMAC signature of the specified string with the
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* specified key and compare it to the expected result.
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*/
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static int
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t_hmac_md5_vector(char **desc CRYB_UNUSED, void *arg)
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{
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struct t_vector *vector = (struct t_vector *)arg;
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uint8_t mac[HMAC_MD5_MAC_LEN];
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t_hmac_md5_complete(vector->key, vector->keylen,
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(const uint8_t *)vector->msg, vector->msglen,
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mac);
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return (t_compare_mem(vector->mac, mac, HMAC_MD5_MAC_LEN));
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}
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/***************************************************************************
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* Boilerplate
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*/
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static int
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t_prepare(int argc, char *argv[])
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{
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int i, n;
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(void)argc;
|
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(void)argv;
|
||||
n = sizeof t_hmac_md5_vectors / sizeof t_hmac_md5_vectors[0];
|
||||
for (i = 0; i < n; ++i)
|
||||
t_add_test(t_hmac_md5_vector, &t_hmac_md5_vectors[i],
|
||||
"%s", t_hmac_md5_vectors[i].desc);
|
||||
return (0);
|
||||
}
|
||||
|
||||
int
|
||||
main(int argc, char *argv[])
|
||||
{
|
||||
|
||||
t_main(t_prepare, NULL, argc, argv);
|
||||
}
|
||||
Loading…
Reference in a new issue