text: /*
   * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
   *
   * Licensed under the OpenSSL license (the "License").  You may not use
   * this file except in compliance with the License.  You can obtain a copy
   * in the file LICENSE in the source distribution or at
   * https://www.openssl.org/source/license.html
   */
  
  #ifndef HEADER_MD4_H
  # define HEADER_MD4_H
  
  # include <openssl/opensslconf.h>
  
  # ifndef OPENSSL_NO_MD4
  # include <openssl/e_os2.h>
  # include <stddef.h>
  # ifdef  __cplusplus
  extern "C" {
  # endif
  
  /*-
   * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
   * ! MD4_LONG has to be at least 32 bits wide.                     !
   * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
   */
  # define MD4_LONG unsigned int
  
  # define MD4_CBLOCK      64
  # define MD4_LBLOCK      (MD4_CBLOCK/4)
  # define MD4_DIGEST_LENGTH 16
  
  typedef struct MD4state_st {
      MD4_LONG A, B, C, D;
      MD4_LONG Nl, Nh;
      MD4_LONG data[MD4_LBLOCK];
      unsigned int num;
  } MD4_CTX;
  
  int MD4_Init(MD4_CTX *c);
  #ifdef OPENSSL_FIPS
  int private_MD4_Init(MD4_CTX *c);
  #endif
  int MD4_Update(MD4_CTX *c, const void *data, size_t len);
  int MD4_Final(unsigned char *md, MD4_CTX *c);
  unsigned char *MD4(const unsigned char *d, size_t n, unsigned char *md);
  void MD4_Transform(MD4_CTX *c, const unsigned char *b);
  
  # ifdef  __cplusplus
  }
  # endif
  # endif
  
  #endif
  