include/openssl/whrlpool.h

   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
  25 extern "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
  35 typedef 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
  47 DEPRECATEDIN_3_0(int WHIRLPOOL_Init(WHIRLPOOL_CTX *c))
  48 DEPRECATEDIN_3_0(int WHIRLPOOL_Update(WHIRLPOOL_CTX *c,
  49                                       const void *inp, size_t bytes))
  50 DEPRECATEDIN_3_0(void WHIRLPOOL_BitUpdate(WHIRLPOOL_CTX *c, const void *inp,
  51                                           size_t bits))
  52 DEPRECATEDIN_3_0(int WHIRLPOOL_Final(unsigned char *md, WHIRLPOOL_CTX *c))
  53 DEPRECATEDIN_3_0(unsigned char *WHIRLPOOL(const void *inp, size_t bytes,
  54                                           unsigned char *md))
  55
  56 #  ifdef __cplusplus
  57 }
  58 #  endif
  59 # endif
  60
  61 #endif