1 /* 2 * Copyright (C) 2017 - This file is part of libecc project 3 * 4 * Authors: 5 * Ryad BENADJILA <ryadbenadjila@gmail.com> 6 * Arnaud EBALARD <arnaud.ebalard@ssi.gouv.fr> 7 * Jean-Pierre FLORI <jean-pierre.flori@ssi.gouv.fr> 8 * 9 * Contributors: 10 * Nicolas VIVET <nicolas.vivet@ssi.gouv.fr> 11 * Karim KHALFALLAH <karim.khalfallah@ssi.gouv.fr> 12 * 13 * This software is licensed under a dual BSD and GPL v2 license. 14 * See LICENSE file at the root folder of the project. 15 */ 16 #include <libecc/lib_ecc_config.h> 17 #ifdef WITH_HASH_SHA3_512 18 19 #ifndef __SHA3_512_H__ 20 #define __SHA3_512_H__ 21 22 #include <libecc/words/words.h> 23 #include <libecc/utils/utils.h> 24 #include "sha3.h" 25 26 #define SHA3_512_BLOCK_SIZE 72 27 #define SHA3_512_DIGEST_SIZE 64 28 #define SHA3_512_DIGEST_SIZE_BITS 512 29 30 /* Compute max hash digest and block sizes */ 31 #ifndef MAX_DIGEST_SIZE 32 #define MAX_DIGEST_SIZE 0 33 #endif 34 #if (MAX_DIGEST_SIZE < SHA3_512_DIGEST_SIZE) 35 #undef MAX_DIGEST_SIZE 36 #define MAX_DIGEST_SIZE SHA3_512_DIGEST_SIZE 37 #endif 38 39 #ifndef MAX_DIGEST_SIZE_BITS 40 #define MAX_DIGEST_SIZE_BITS 0 41 #endif 42 #if (MAX_DIGEST_SIZE_BITS < SHA3_512_DIGEST_SIZE_BITS) 43 #undef MAX_DIGEST_SIZE_BITS 44 #define MAX_DIGEST_SIZE_BITS SHA3_512_DIGEST_SIZE_BITS 45 #endif 46 47 #ifndef MAX_BLOCK_SIZE 48 #define MAX_BLOCK_SIZE 0 49 #endif 50 #if (MAX_BLOCK_SIZE < SHA3_512_BLOCK_SIZE) 51 #undef MAX_BLOCK_SIZE 52 #define MAX_BLOCK_SIZE SHA3_512_BLOCK_SIZE 53 #endif 54 55 #define SHA3_512_HASH_MAGIC ((word_t)(0x9104729373982346ULL)) 56 #define SHA3_512_HASH_CHECK_INITIALIZED(A, ret, err) \ 57 MUST_HAVE((((void *)(A)) != NULL) && ((A)->magic == SHA3_512_HASH_MAGIC), ret, err) 58 59 typedef sha3_context sha3_512_context; 60 61 ATTRIBUTE_WARN_UNUSED_RET int sha3_512_init(sha3_512_context *ctx); 62 ATTRIBUTE_WARN_UNUSED_RET int sha3_512_update(sha3_512_context *ctx, const u8 *input, u32 ilen); 63 ATTRIBUTE_WARN_UNUSED_RET int sha3_512_final(sha3_512_context *ctx, u8 output[SHA3_512_DIGEST_SIZE]); 64 ATTRIBUTE_WARN_UNUSED_RET int sha3_512_scattered(const u8 **inputs, const u32 *ilens, 65 u8 output[SHA3_512_DIGEST_SIZE]); 66 ATTRIBUTE_WARN_UNUSED_RET int sha3_512(const u8 *input, u32 ilen, u8 output[SHA3_512_DIGEST_SIZE]); 67 68 #endif /* __SHA3_512_H__ */ 69 #endif /* WITH_HASH_SHA3_512 */ 70