1/*
2 * Copyright 2005-2020 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#ifndef OPENSSL_WHRLPOOL_H
11# define OPENSSL_WHRLPOOL_H
12# pragma once
13
14# include <openssl/macros.h>
15# ifndef OPENSSL_NO_DEPRECATED_3_0
16#  define HEADER_WHRLPOOL_H
17# endif
18
19# include <openssl/opensslconf.h>
20
21# ifndef OPENSSL_NO_WHIRLPOOL
22#  include <openssl/e_os2.h>
23#  include <stddef.h>
24#  ifdef __cplusplus
25extern "C" {
26#  endif
27
28#  define WHIRLPOOL_DIGEST_LENGTH (512/8)
29
30#  if !defined(OPENSSL_NO_DEPRECATED_3_0)
31
32#   define WHIRLPOOL_BBLOCK        512
33#   define WHIRLPOOL_COUNTER       (256/8)
34
35typedef struct {
36    union {
37        unsigned char c[WHIRLPOOL_DIGEST_LENGTH];
38        /* double q is here to ensure 64-bit alignment */
39        double q[WHIRLPOOL_DIGEST_LENGTH / sizeof(double)];
40    } H;
41    unsigned char data[WHIRLPOOL_BBLOCK / 8];
42    unsigned int bitoff;
43    size_t bitlen[WHIRLPOOL_COUNTER / sizeof(size_t)];
44} WHIRLPOOL_CTX;
45#  endif
46#  ifndef OPENSSL_NO_DEPRECATED_3_0
47OSSL_DEPRECATEDIN_3_0 int WHIRLPOOL_Init(WHIRLPOOL_CTX *c);
48OSSL_DEPRECATEDIN_3_0 int WHIRLPOOL_Update(WHIRLPOOL_CTX *c,
49                                           const void *inp, size_t bytes);
50OSSL_DEPRECATEDIN_3_0 void WHIRLPOOL_BitUpdate(WHIRLPOOL_CTX *c,
51                                               const void *inp, size_t bits);
52OSSL_DEPRECATEDIN_3_0 int WHIRLPOOL_Final(unsigned char *md, WHIRLPOOL_CTX *c);
53OSSL_DEPRECATEDIN_3_0 unsigned char *WHIRLPOOL(const void *inp, size_t bytes,
54                                               unsigned char *md);
55#  endif
56
57#  ifdef __cplusplus
58}
59#  endif
60# endif
61
62#endif
63