md5.h

Go to the documentation of this file.

/* SPDX-FileCopyrightText: 1999, 2002 Aladdin Enterprises. All rights reserved.
 *
 * SPDX-License-Identifier: Zlib
 *
 * By `L. Peter Deutsch <ghost@aladdin.com>`. */
 
/* MD5
 *
 * Simply MD5 hash computation, used by disk cache. Adapted from external
 * code, with minor code modifications done to remove some unused code and
 * change code style. */
 
#pragma once
 
#include "util/string.h"
 
CCL_NAMESPACE_BEGIN
 
class MD5Hash {
 public:
  MD5Hash();
  ~MD5Hash();
 
  void append(const uint8_t *data, const int nbytes);
  void append(const string &str);
  bool append_file(const string &filepath);
  string get_hex();
 
 protected:
  void process(const uint8_t *data);
  void finish(uint8_t digest[16]);
 
  uint32_t count[2]; /* message length in bits, LSW first. */
  uint32_t abcd[4];  /* digest buffer */
  uint8_t buf[64];   /* accumulate block */
};
 
string util_md5_string(const string &str);
 
CCL_NAMESPACE_END