lilliput-ae-reference-implementation

Implementations of Lilliput-AE submitted to the NIST LWC standardization process
git clone https://git.kevinlegouguec.net/lilliput-ae-reference-implementation
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lilliput-ae.h (1394B)

      1 /*
      2 Implementation of the Lilliput-AE tweakable block cipher.
      3 
      4 Authors, hereby denoted as "the implementer":
      5     Kévin Le Gouguec,
      6     2019.
      7 
      8 For more information, feedback or questions, refer to our website:
      9 https://paclido.fr/lilliput-ae
     10 
     11 To the extent possible under law, the implementer has waived all copyright
     12 and related or neighboring rights to the source code in this file.
     13 http://creativecommons.org/publicdomain/zero/1.0/
     14 
     15 ---
     16 
     17 This file provides the interface for both Lilliput-I and Lilliput-II,
     18 implemented by lilliput-i.c and lilliput-ii.c respectively.
     19 */
     20 
     21 #ifndef LILLIPUT_AE_H
     22 #define LILLIPUT_AE_H
     23 
     24 #include <stddef.h>
     25 #include <stdbool.h>
     26 #include <stdint.h>
     27 
     28 #include "constants.h"
     29 
     30 
     31 void lilliput_ae_encrypt(
     32     size_t        message_len,
     33     const uint8_t message[message_len],
     34     size_t        auth_data_len,
     35     const uint8_t auth_data[auth_data_len],
     36     const uint8_t key[KEY_BYTES],
     37     const uint8_t nonce[NONCE_BYTES],
     38     uint8_t       ciphertext[message_len],
     39     uint8_t       tag[TAG_BYTES]
     40 );
     41 
     42 bool lilliput_ae_decrypt(
     43     size_t        ciphertext_len,
     44     const uint8_t ciphertext[ciphertext_len],
     45     size_t        auth_data_len,
     46     const uint8_t auth_data[auth_data_len],
     47     const uint8_t key[KEY_BYTES],
     48     const uint8_t nonce[NONCE_BYTES],
     49     const uint8_t tag[TAG_BYTES],
     50     uint8_t       message[ciphertext_len]
     51 );
     52 
     53 
     54 #endif /* LILLIPUT_AE_H */