Commit 1c6eff90 authored by Niels Möller's avatar Niels Möller
Browse files

(hmac_sha256_digest): New file.

Rev: src/nettle/ChangeLog:1.192
Rev: src/nettle/hmac-sha256.c:1.1
parent 9f3ff09f
2003-04-25 Niels Mller <>
* testsuite/hmac-test.c (test_main): Added tests for hmac-256,
from draft-ietf-ipsec-ciph-sha-256-01.txt.
* hmac-sha256.c (hmac_sha256_digest): New file.
2003-04-22 Niels Mller <>
* sha-example.c (display_hex): Simplified by using printf better.
/* hmac-sha256.c
* HMAC-SHA256 message authentication code.
/* nettle, low-level cryptographics library
* Copyright (C) 2003 Niels Mller
* The nettle library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at your
* option) any later version.
* The nettle library 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 Lesser General Public
* License for more details.
* You should have received a copy of the GNU Lesser General Public License
* along with the nettle library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, USA.
#include "hmac.h"
hmac_sha256_set_key(struct hmac_sha256_ctx *ctx,
unsigned key_length, const uint8_t *key)
HMAC_SET_KEY(ctx, &nettle_sha256, key_length, key);
hmac_sha256_update(struct hmac_sha256_ctx *ctx,
unsigned length, const uint8_t *data)
sha256_update(&ctx->state, length, data);
hmac_sha256_digest(struct hmac_sha256_ctx *ctx,
unsigned length, uint8_t *digest)
HMAC_DIGEST(ctx, &nettle_sha256, length, digest);
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