base/sha1.h

   1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef BASE_SHA1_H_
   6 #define BASE_SHA1_H_
   7 #pragma once
   8
   9 #include <string>
  10
  11 #include "base/base_export.h"
  12
  13 namespace base {
  14
  15 // These functions perform SHA-1 operations.
  16
  17 static const size_t kSHA1Length = 20;  // Length in bytes of a SHA-1 hash.
  18
  19 // Computes the SHA-1 hash of the input string |str| and returns the full
  20 // hash.
  21 BASE_EXPORT std::string SHA1HashString(const std::string& str);
  22
  23 // Computes the SHA-1 hash of the |len| bytes in |data| and puts the hash
  24 // in |hash|. |hash| must be kSHA1Length bytes long.
  25 BASE_EXPORT void SHA1HashBytes(const unsigned char* data, size_t len,
  26                                unsigned char* hash);
  27
  28 }  // namespace base
  29
  30 #endif  // BASE_SHA1_H_