include/openssl/md4.h

   1 /*
   2  * Copyright 1995-2016 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_MD4_H
  11 # define OPENSSL_MD4_H
  12 # pragma once
  13
  14 # include <openssl/macros.h>
  15 # if !OPENSSL_API_3
  16 #  define HEADER_MD4_H
  17 # endif
  18
  19 # include <openssl/opensslconf.h>
  20
  21 # ifndef OPENSSL_NO_MD4
  22 # include <openssl/e_os2.h>
  23 # include <stddef.h>
  24 # ifdef  __cplusplus
  25 extern "C" {
  26 # endif
  27
  28 /*-
  29  * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
  30  * ! MD4_LONG has to be at least 32 bits wide.                     !
  31  * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
  32  */
  33 # define MD4_LONG unsigned int
  34
  35 # define MD4_CBLOCK      64
  36 # define MD4_LBLOCK      (MD4_CBLOCK/4)
  37 # define MD4_DIGEST_LENGTH 16
  38
  39 typedef struct MD4state_st {
  40     MD4_LONG A, B, C, D;
  41     MD4_LONG Nl, Nh;
  42     MD4_LONG data[MD4_LBLOCK];
  43     unsigned int num;
  44 } MD4_CTX;
  45
  46 int MD4_Init(MD4_CTX *c);
  47 int MD4_Update(MD4_CTX *c, const void *data, size_t len);
  48 int MD4_Final(unsigned char *md, MD4_CTX *c);
  49 unsigned char *MD4(const unsigned char *d, size_t n, unsigned char *md);
  50 void MD4_Transform(MD4_CTX *c, const unsigned char *b);
  51
  52 # ifdef  __cplusplus
  53 }
  54 # endif
  55 # endif
  56
  57 #endif