diff options
author | Niels Möller <nisse@lysator.liu.se> | 2010-03-22 22:58:05 +0100 |
---|---|---|
committer | Niels Möller <nisse@lysator.liu.se> | 2010-03-22 22:58:05 +0100 |
commit | 181d6f2b7582ba22cc32dbf42d81c7f35c704ead (patch) | |
tree | 072ee91cf9a799abc9d319d5b07e891bd488fe71 /hmac-sha512.c | |
parent | 856e75783e18c90613d41b0e59a93b70b9504539 (diff) | |
download | nettle-181d6f2b7582ba22cc32dbf42d81c7f35c704ead.tar.gz |
* hmac.h: Declare functions SHA-512-related functions.
* hmac-sha512.c (hmac_sha512_set_key): New file.
Rev: nettle/hmac-sha512.c:1.1
Rev: nettle/hmac.h:1.2
Diffstat (limited to 'hmac-sha512.c')
-rw-r--r-- | hmac-sha512.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/hmac-sha512.c b/hmac-sha512.c new file mode 100644 index 00000000..c09e9f5a --- /dev/null +++ b/hmac-sha512.c @@ -0,0 +1,51 @@ +/* hmac-sha512.c + * + * HMAC-SHA512 message authentication code. + */ + +/* nettle, low-level cryptographics library + * + * Copyright (C) 2003, 2010 Niels Möller + * + * 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. + */ + +#if HAVE_CONFIG_H +# include "config.h" +#endif + +#include "hmac.h" + +void +hmac_sha512_set_key(struct hmac_sha512_ctx *ctx, + unsigned key_length, const uint8_t *key) +{ + HMAC_SET_KEY(ctx, &nettle_sha512, key_length, key); +} + +void +hmac_sha512_update(struct hmac_sha512_ctx *ctx, + unsigned length, const uint8_t *data) +{ + sha512_update(&ctx->state, length, data); +} + +void +hmac_sha512_digest(struct hmac_sha512_ctx *ctx, + unsigned length, uint8_t *digest) +{ + HMAC_DIGEST(ctx, &nettle_sha512, length, digest); +} |