1 /* 2 * Copyright 2017 The OpenSSL Project Authors. All Rights Reserved. 3 * Copyright 2017 Ribose Inc. All Rights Reserved. 4 * 5 * Licensed under the OpenSSL license (the "License"). You may not use 6 * this file except in compliance with the License. You can obtain a copy 7 * in the file LICENSE in the source distribution or at 8 * https://www.openssl.org/source/license.html 9 */ 10 11 #ifndef OSSL_CRYPTO_SM3_H 12 # define OSSL_CRYPTO_SM3_H 13 14 # include <openssl/opensslconf.h> 15 16 # ifdef OPENSSL_NO_SM3 17 # error SM3 is disabled. 18 # endif 19 20 # define SM3_DIGEST_LENGTH 32 21 # define SM3_WORD unsigned int 22 23 # define SM3_CBLOCK 64 24 # define SM3_LBLOCK (SM3_CBLOCK/4) 25 26 typedef struct SM3state_st { 27 SM3_WORD A, B, C, D, E, F, G, H; 28 SM3_WORD Nl, Nh; 29 SM3_WORD data[SM3_LBLOCK]; 30 unsigned int num; 31 } SM3_CTX; 32 33 int sm3_init(SM3_CTX *c); 34 int sm3_update(SM3_CTX *c, const void *data, size_t len); 35 int sm3_final(unsigned char *md, SM3_CTX *c); 36 37 void sm3_block_data_order(SM3_CTX *c, const void *p, size_t num); 38 39 #endif 40