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