From 181d6f2b7582ba22cc32dbf42d81c7f35c704ead Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Niels=20M=C3=B6ller?= <nisse@lysator.liu.se>
Date: Mon, 22 Mar 2010 22:58:05 +0100
Subject: [PATCH] * 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
---
hmac-sha512.c | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++
hmac.h | 18 ++++++++++++++++++
2 files changed, 69 insertions(+)
create mode 100644 hmac-sha512.c
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 M�ller
+ *
+ * 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);
+}
diff --git a/hmac.h b/hmac.h
index 09b8ba99..8a3b1631 100644
--- a/hmac.h
+++ b/hmac.h
@@ -48,6 +48,9 @@ extern "C" {
#define hmac_sha256_set_key nettle_hmac_sha256_set_key
#define hmac_sha256_update nettle_hmac_sha256_update
#define hmac_sha256_digest nettle_hmac_sha256_digest
+#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
void
hmac_set_key(void *outer, void *inner, void *state,
@@ -126,6 +129,21 @@ void
hmac_sha256_digest(struct hmac_sha256_ctx *ctx,
unsigned length, uint8_t *digest);
+/* hmac-sha512 */
+struct hmac_sha512_ctx HMAC_CTX(struct sha512_ctx);
+
+void
+hmac_sha512_set_key(struct hmac_sha512_ctx *ctx,
+ unsigned key_length, const uint8_t *key);
+
+void
+hmac_sha512_update(struct hmac_sha512_ctx *ctx,
+ unsigned length, const uint8_t *data);
+
+void
+hmac_sha512_digest(struct hmac_sha512_ctx *ctx,
+ unsigned length, uint8_t *digest);
+
#ifdef __cplusplus
}
#endif
--
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