1 files changed, 65 insertions, 0 deletions
diff --git a/siv-gcm-aes128.c b/siv-gcm-aes128.c
new file mode 100644
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+++ b/siv-gcm-aes128.c
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+/* siv-gcm-aes128.c
+
+   AES-GCM-SIV, RFC8452
+
+   Copyright (C) 2022 Red Hat, Inc.
+
+   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 "nettle-meta.h"
+#include "siv-gcm.h"
+
+void
+siv_gcm_aes128_encrypt_message (const struct aes128_ctx *ctx,
+				size_t nlength, const uint8_t *nonce,
+				size_t alength, const uint8_t *adata,
+				size_t clength, uint8_t *dst, const uint8_t *src)
+{
+  struct aes128_ctx ctr_ctx;
+  siv_gcm_encrypt_message (&nettle_aes128, ctx, &ctr_ctx,
+			   nlength, nonce,
+			   alength, adata,
+			   clength, dst, src);
+}
+
+int
+siv_gcm_aes128_decrypt_message (const struct aes128_ctx *ctx,
+				size_t nlength, const uint8_t *nonce,
+				size_t alength, const uint8_t *adata,
+				size_t mlength, uint8_t *dst, const uint8_t *src)
+{
+  struct aes128_ctx ctr_ctx;
+  return siv_gcm_decrypt_message (&nettle_aes128, ctx, &ctr_ctx,
+				  nlength, nonce,
+				  alength, adata,
+				  mlength, dst, src);
+}