First public release

src/norx_inexact.h

@@ -0,0 +1,64 @@
+/*
+ * NORX reference source code package - reference C implementations
+ *
+ * Written 2014-2016 by:
+ *
+ *      - Samuel Neves <sneves@dei.uc.pt>
+ *      - Philipp Jovanovic <philipp@jovanovic.io>
+ *
+ * To the extent possible under law, the author(s) have dedicated all copyright
+ * and related and neighboring rights to this software to the public domain
+ * worldwide. This software is distributed without any warranty.
+ *
+ * You should have received a copy of the CC0 Public Domain Dedication along with
+ * this software. If not, see <http://creativecommons.org/publicdomain/zero/1.0/>.
+ */
+#ifndef NORX_NORX_H
+#define NORX_NORX_H
+
+#include <stddef.h>
+#include <stdint.h>
+#include "norx_inexact_config.h"
+
+#if   NORX_W == 64
+	typedef uint64_t norx_word_t;
+#elif NORX_W == 32
+	typedef uint32_t norx_word_t;
+#else
+	#error "Invalid word size!"
+#endif
+
+typedef struct norx_state__
+{
+    norx_word_t S[16];
+} norx_state_t[1];
+
+typedef enum tag__
+{
+    HEADER_TAG  = 0x01,
+    PAYLOAD_TAG = 0x02,
+    TRAILER_TAG = 0x04,
+    FINAL_TAG   = 0x08,
+    BRANCH_TAG  = 0x10,
+    MERGE_TAG   = 0x20
+} tag_t;
+
+/* High-level operations */
+void norx_aead_encrypt(
+        unsigned char *c, size_t *clen,
+        const unsigned char *a, size_t alen,
+        const unsigned char *m, size_t mlen,
+        const unsigned char *z, size_t zlen,
+        const unsigned char *nonce, 
+        const unsigned char *key,
+        size_t tlen);
+
+int norx_aead_decrypt(
+        unsigned char *m, size_t *mlen,
+        const unsigned char *a, size_t alen,
+        const unsigned char *c, size_t clen,
+        const unsigned char *z, size_t zlen,
+        const unsigned char *nonce,
+        const unsigned char *key,
+        size_t tlen);
+#endif