LibreOffice Module comphelper (master)  1
hash.hxx
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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 /*
3  * This file is part of the LibreOffice project.
4  *
5  * This Source Code Form is subject to the terms of the Mozilla Public
6  * License, v. 2.0. If a copy of the MPL was not distributed with this
7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8  */
9 
10 #ifndef INCLUDED_COMPHELPER_HASH_HXX
11 #define INCLUDED_COMPHELPER_HASH_HXX
12 
14 #include <rtl/digest.h>
15 
16 #include <memory>
17 #include <vector>
18 
19 namespace rtl {
20  class OUString;
21 }
22 
23 namespace comphelper {
24 
25 enum class HashType
26 {
27  MD5,
28  SHA1,
29  SHA256,
30  SHA512
31 };
32 
33 const sal_uInt32 MD5_HASH_LENGTH = RTL_DIGEST_LENGTH_MD5;
34 const sal_uInt32 SHA1_HASH_LENGTH = RTL_DIGEST_LENGTH_SHA1;
35 const sal_uInt32 SHA256_HASH_LENGTH = 32;
36 const sal_uInt32 SHA512_HASH_LENGTH = 64;
37 
38 struct HashImpl;
39 
41 {
42 private:
43  std::unique_ptr<HashImpl> mpImpl;
44 
45 public:
46 
47  enum class IterCount
48  {
49  NONE,
50  PREPEND,
51  APPEND
52  };
53 
54  Hash(HashType eType);
55  ~Hash();
56 
57  void update(const unsigned char* pInput, size_t length);
58 
59  std::vector<unsigned char> finalize();
60 
61  static std::vector<unsigned char> calculateHash(const unsigned char* pInput, size_t length, HashType eType);
62 
92  static std::vector<unsigned char> calculateHash(
93  const unsigned char* pInput, size_t nLength,
94  const unsigned char* pSalt, size_t nSaltLen,
95  sal_uInt32 nSpinCount,
96  IterCount eIterCount,
97  HashType eType);
98 
107  static std::vector<unsigned char> calculateHash(
108  const rtl::OUString& rPassword,
109  const std::vector<unsigned char>& rSaltValue,
110  sal_uInt32 nSpinCount,
111  IterCount eIterCount,
112  HashType eType);
113 
114  size_t getLength() const;
115 };
116 
117 }
118 
119 #endif // INCLUDED_COMPHELPER_HASH_HXX
120 
121 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
std::unique_ptr< HashImpl > mpImpl
Definition: hash.hxx:43
bool update()
Status finalize()
NONE
const sal_uInt32 SHA512_HASH_LENGTH
Definition: hash.hxx:36
APPEND
const sal_uInt32 SHA1_HASH_LENGTH
Definition: hash.hxx:34
const sal_uInt32 SHA256_HASH_LENGTH
Definition: hash.hxx:35
double getLength(const B2DPolygon &rCandidate)
#define COMPHELPER_DLLPUBLIC
const sal_uInt32 MD5_HASH_LENGTH
Definition: hash.hxx:33