1*b0d17251Schristos /* 2*b0d17251Schristos * Copyright 2017-2021 The OpenSSL Project Authors. All Rights Reserved. 3*b0d17251Schristos * Copyright 2017 Ribose Inc. All Rights Reserved. 4*b0d17251Schristos * 5*b0d17251Schristos * Licensed under the Apache License 2.0 (the "License"). You may not use 6*b0d17251Schristos * this file except in compliance with the License. You can obtain a copy 7*b0d17251Schristos * in the file LICENSE in the source distribution or at 8*b0d17251Schristos * https://www.openssl.org/source/license.html 9*b0d17251Schristos */ 10*b0d17251Schristos 11*b0d17251Schristos /* This header can move into provider when legacy support is removed */ 12*b0d17251Schristos #ifndef OSSL_INTERNAL_SM3_H 13*b0d17251Schristos # define OSSL_INTERNAL_SM3_H 14*b0d17251Schristos # pragma once 15*b0d17251Schristos 16*b0d17251Schristos # include <openssl/opensslconf.h> 17*b0d17251Schristos 18*b0d17251Schristos # ifdef OPENSSL_NO_SM3 19*b0d17251Schristos # error SM3 is disabled. 20*b0d17251Schristos # endif 21*b0d17251Schristos 22*b0d17251Schristos # define SM3_DIGEST_LENGTH 32 23*b0d17251Schristos # define SM3_WORD unsigned int 24*b0d17251Schristos 25*b0d17251Schristos # define SM3_CBLOCK 64 26*b0d17251Schristos # define SM3_LBLOCK (SM3_CBLOCK/4) 27*b0d17251Schristos 28*b0d17251Schristos typedef struct SM3state_st { 29*b0d17251Schristos SM3_WORD A, B, C, D, E, F, G, H; 30*b0d17251Schristos SM3_WORD Nl, Nh; 31*b0d17251Schristos SM3_WORD data[SM3_LBLOCK]; 32*b0d17251Schristos unsigned int num; 33*b0d17251Schristos } SM3_CTX; 34*b0d17251Schristos 35*b0d17251Schristos int ossl_sm3_init(SM3_CTX *c); 36*b0d17251Schristos int ossl_sm3_update(SM3_CTX *c, const void *data, size_t len); 37*b0d17251Schristos int ossl_sm3_final(unsigned char *md, SM3_CTX *c); 38*b0d17251Schristos 39*b0d17251Schristos #endif /* OSSL_INTERNAL_SM3_H */ 40