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)                                   \
11static int nm##_init(EVP_MD_CTX *ctx)                                          \
12{                                                                              \
13    return fn##_Init(EVP_MD_CTX_get0_md_data(ctx));                            \
14}                                                                              \
15static 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}                                                                              \
19static 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)                                \
25static int nm##_init(EVP_MD_CTX *ctx)                                          \
26{                                                                              \
27    return fn##_init(EVP_MD_CTX_get0_md_data(ctx));                            \
28}                                                                              \
29static 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}                                                                              \
33static 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