1 /* 2 * Copyright 2019-2021 The OpenSSL Project Authors. All Rights Reserved. 3 * 4 * Licensed under the Apache License 2.0 (the "License"). You may not use 5 * this file except in compliance with the License. You can obtain a copy 6 * in the file LICENSE in the source distribution or at 7 * https://www.openssl.org/source/license.html 8 */ 9 10 #define IMPLEMENT_LEGACY_EVP_MD_METH(nm, fn) \ 11 static int nm##_init(EVP_MD_CTX *ctx) \ 12 { \ 13 return fn##_Init(EVP_MD_CTX_get0_md_data(ctx)); \ 14 } \ 15 static int nm##_update(EVP_MD_CTX *ctx, const void *data, size_t count) \ 16 { \ 17 return fn##_Update(EVP_MD_CTX_get0_md_data(ctx), data, count); \ 18 } \ 19 static int nm##_final(EVP_MD_CTX *ctx, unsigned char *md) \ 20 { \ 21 return fn##_Final(md, EVP_MD_CTX_get0_md_data(ctx)); \ 22 } 23 24 #define IMPLEMENT_LEGACY_EVP_MD_METH_LC(nm, fn) \ 25 static int nm##_init(EVP_MD_CTX *ctx) \ 26 { \ 27 return fn##_init(EVP_MD_CTX_get0_md_data(ctx)); \ 28 } \ 29 static int nm##_update(EVP_MD_CTX *ctx, const void *data, size_t count) \ 30 { \ 31 return fn##_update(EVP_MD_CTX_get0_md_data(ctx), data, count); \ 32 } \ 33 static int nm##_final(EVP_MD_CTX *ctx, unsigned char *md) \ 34 { \ 35 return fn##_final(md, EVP_MD_CTX_get0_md_data(ctx)); \ 36 } 37 38 39 #define LEGACY_EVP_MD_METH_TABLE(init, update, final, ctrl, blksz) \ 40 init, update, final, NULL, NULL, blksz, 0, ctrl 41