Commit 233be7a0 authored by Dmitry Baryshkov's avatar Dmitry Baryshkov Committed by Niels Möller
Browse files

Add HMAC functions for GOSTHASH94 and GOSTHASH94CP 



GOST hash functions can be used to generate MAC using HMAC algorithm.
Add functions implementing HMAC with GOSTHASH94/GOSTHASH94CP.

Signed-off-by: default avatarDmitry Eremin-Solenikov <dbaryshkov@gmail.com>
parent f3c11e59

Makefile.in

+3 −2
Original line number Diff line number Diff line
@@ -104,8 +104,9 @@ nettle_SOURCES = aes-decrypt-internal.c aes-decrypt.c \ 
		 gcm-camellia256.c gcm-camellia256-meta.c \

		 cmac.c cmac64.c cmac-aes128.c cmac-aes256.c cmac-des3.c \

		 gost28147.c gosthash94.c gosthash94-meta.c \

		 hmac.c hmac-md5.c hmac-ripemd160.c hmac-sha1.c \

		 hmac-sha224.c hmac-sha256.c hmac-sha384.c hmac-sha512.c \

		 hmac.c hmac-gosthash94.c hmac-md5.c hmac-ripemd160.c \

		 hmac-sha1.c hmac-sha224.c hmac-sha256.c hmac-sha384.c \

		 hmac-sha512.c \

		 knuth-lfib.c hkdf.c \

		 md2.c md2-meta.c md4.c md4-meta.c \

		 md5.c md5-compress.c md5-compat.c md5-meta.c \

hmac-gosthash94.c

0 → 100644
+79 −0
Original line number Diff line number Diff line 
/* hmac-gosthash94.c



   HMAC-GOSTHASH94 message authentication code.



   Copyright (C) 2016 Dmitry Eremin-Solenikov



   This file is part of GNU Nettle.



   GNU Nettle is free software: you can redistribute it and/or

   modify it under the terms of either:



     * the GNU Lesser General Public License as published by the Free

       Software Foundation; either version 3 of the License, or (at your

       option) any later version.



   or



     * the GNU General Public License as published by the Free

       Software Foundation; either version 2 of the License, or (at your

       option) any later version.



   or both in parallel, as here.



   GNU Nettle is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

   General Public License for more details.



   You should have received copies of the GNU General Public License and

   the GNU Lesser General Public License along with this program.  If

   not, see http://www.gnu.org/licenses/.

*/



#if HAVE_CONFIG_H

# include "config.h"

#endif



#include "hmac.h"



void

hmac_gosthash94_set_key(struct hmac_gosthash94_ctx *ctx,

		    size_t key_length, const uint8_t *key)

{

  HMAC_SET_KEY(ctx, &nettle_gosthash94, key_length, key);

}



void

hmac_gosthash94_update(struct hmac_gosthash94_ctx *ctx,

		   size_t length, const uint8_t *data)

{

  gosthash94_update(&ctx->state, length, data);

}



void

hmac_gosthash94_digest(struct hmac_gosthash94_ctx *ctx,

		   size_t length, uint8_t *digest)

{

  HMAC_DIGEST(ctx, &nettle_gosthash94, length, digest);

}



void

hmac_gosthash94cp_set_key(struct hmac_gosthash94cp_ctx *ctx,

		    size_t key_length, const uint8_t *key)

{

  HMAC_SET_KEY(ctx, &nettle_gosthash94cp, key_length, key);

}



void

hmac_gosthash94cp_update(struct hmac_gosthash94cp_ctx *ctx,

		   size_t length, const uint8_t *data)

{

  gosthash94cp_update(&ctx->state, length, data);

}

void

hmac_gosthash94cp_digest(struct hmac_gosthash94cp_ctx *ctx,

		   size_t length, uint8_t *digest)

{

  HMAC_DIGEST(ctx, &nettle_gosthash94cp, length, digest);

}

hmac.h

+37 −0
Original line number Diff line number Diff line
@@ -36,6 +36,7 @@ 


#include "nettle-meta.h"



#include "gosthash94.h"

#include "md5.h"

#include "ripemd160.h"

#include "sha1.h"
@@ -68,6 +69,12 @@ extern "C" { 
#define hmac_sha512_set_key nettle_hmac_sha512_set_key

#define hmac_sha512_update nettle_hmac_sha512_update

#define hmac_sha512_digest nettle_hmac_sha512_digest

#define hmac_gosthash94_set_key nettle_hmac_gosthash94_set_key

#define hmac_gosthash94_update nettle_hmac_gosthash94_update

#define hmac_gosthash94_digest nettle_hmac_gosthash94_digest

#define hmac_gosthash94cp_set_key nettle_hmac_gosthash94cp_set_key

#define hmac_gosthash94cp_update nettle_hmac_gosthash94cp_update

#define hmac_gosthash94cp_digest nettle_hmac_gosthash94cp_digest



void

hmac_set_key(void *outer, void *inner, void *state,
@@ -203,6 +210,36 @@ void 
hmac_sha384_digest(struct hmac_sha512_ctx *ctx,

		   size_t length, uint8_t *digest);



/* hmac-gosthash94 */

struct hmac_gosthash94_ctx HMAC_CTX(struct gosthash94_ctx);



void

hmac_gosthash94_set_key(struct hmac_gosthash94_ctx *ctx,

			size_t key_length, const uint8_t *key);



void

hmac_gosthash94_update(struct hmac_gosthash94_ctx *ctx,

		       size_t length, const uint8_t *data);



  void

hmac_gosthash94_digest(struct hmac_gosthash94_ctx *ctx,

		       size_t length, uint8_t *digest);



struct hmac_gosthash94cp_ctx HMAC_CTX(struct gosthash94cp_ctx);



void

hmac_gosthash94cp_set_key(struct hmac_gosthash94cp_ctx *ctx,

			  size_t key_length, const uint8_t *key);



void

hmac_gosthash94cp_update(struct hmac_gosthash94cp_ctx *ctx,

			 size_t length, const uint8_t *data);



void

hmac_gosthash94cp_digest(struct hmac_gosthash94cp_ctx *ctx,

			 size_t length, uint8_t *digest);





#ifdef __cplusplus

}

#endif

testsuite/hmac-test.c

+14 −0
Original line number Diff line number Diff line
@@ -894,4 +894,18 @@ test_main(void) 
		 "b1ff68a1de45509fbe4da9a433922655"));



  /* Test case AUTH512-3 from same document seems broken. */



  HMAC_TEST(gosthash94,

	    SHEX("000102030405060708090a0b0c0d0e0f"

		 "101112131415161718191a1b1c1d1e1f"),

	    SHEX("0126bdb87800af214341456563780100"),

	    SHEX("bfebe25f051bfef6ac858babb0abc409"

		 "bfd2e334ab847bc0b0d056517c7d94c5"));



  HMAC_TEST(gosthash94cp,

	    SHEX("000102030405060708090a0b0c0d0e0f"

		 "101112131415161718191a1b1c1d1e1f"),

	    SHEX("0126bdb87800af214341456563780100"),

	    SHEX("bad70b61c41095bc47e1141cfaed4272"

		 "6a5ceebd62ce75dbbb9ad76cda9f72f7"));

}