1*b1cdbd2cSJim Jagielski /**************************************************************
2*b1cdbd2cSJim Jagielski *
3*b1cdbd2cSJim Jagielski * Licensed to the Apache Software Foundation (ASF) under one
4*b1cdbd2cSJim Jagielski * or more contributor license agreements. See the NOTICE file
5*b1cdbd2cSJim Jagielski * distributed with this work for additional information
6*b1cdbd2cSJim Jagielski * regarding copyright ownership. The ASF licenses this file
7*b1cdbd2cSJim Jagielski * to you under the Apache License, Version 2.0 (the
8*b1cdbd2cSJim Jagielski * "License"); you may not use this file except in compliance
9*b1cdbd2cSJim Jagielski * with the License. You may obtain a copy of the License at
10*b1cdbd2cSJim Jagielski *
11*b1cdbd2cSJim Jagielski * http://www.apache.org/licenses/LICENSE-2.0
12*b1cdbd2cSJim Jagielski *
13*b1cdbd2cSJim Jagielski * Unless required by applicable law or agreed to in writing,
14*b1cdbd2cSJim Jagielski * software distributed under the License is distributed on an
15*b1cdbd2cSJim Jagielski * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16*b1cdbd2cSJim Jagielski * KIND, either express or implied. See the License for the
17*b1cdbd2cSJim Jagielski * specific language governing permissions and limitations
18*b1cdbd2cSJim Jagielski * under the License.
19*b1cdbd2cSJim Jagielski *
20*b1cdbd2cSJim Jagielski *************************************************************/
21*b1cdbd2cSJim Jagielski
22*b1cdbd2cSJim Jagielski
23*b1cdbd2cSJim Jagielski
24*b1cdbd2cSJim Jagielski // MARKER(update_precomp.py): autogen include statement, do not remove
25*b1cdbd2cSJim Jagielski #include "precompiled_svl.hxx"
26*b1cdbd2cSJim Jagielski
27*b1cdbd2cSJim Jagielski #include <svl/PasswordHelper.hxx>
28*b1cdbd2cSJim Jagielski #include <rtl/digest.h>
29*b1cdbd2cSJim Jagielski #include <tools/string.hxx>
30*b1cdbd2cSJim Jagielski
31*b1cdbd2cSJim Jagielski using namespace com::sun::star;
32*b1cdbd2cSJim Jagielski
GetHashPassword(uno::Sequence<sal_Int8> & rPassHash,const sal_Char * pPass,sal_uInt32 nLen)33*b1cdbd2cSJim Jagielski void SvPasswordHelper::GetHashPassword(uno::Sequence<sal_Int8>& rPassHash, const sal_Char* pPass, sal_uInt32 nLen)
34*b1cdbd2cSJim Jagielski {
35*b1cdbd2cSJim Jagielski rPassHash.realloc(RTL_DIGEST_LENGTH_SHA1);
36*b1cdbd2cSJim Jagielski
37*b1cdbd2cSJim Jagielski rtlDigestError aError = rtl_digest_SHA1 (pPass, nLen, reinterpret_cast<sal_uInt8*>(rPassHash.getArray()), rPassHash.getLength());
38*b1cdbd2cSJim Jagielski if (aError != rtl_Digest_E_None)
39*b1cdbd2cSJim Jagielski {
40*b1cdbd2cSJim Jagielski rPassHash.realloc(0);
41*b1cdbd2cSJim Jagielski }
42*b1cdbd2cSJim Jagielski }
43*b1cdbd2cSJim Jagielski
GetHashPasswordLittleEndian(uno::Sequence<sal_Int8> & rPassHash,const String & sPass)44*b1cdbd2cSJim Jagielski void SvPasswordHelper::GetHashPasswordLittleEndian(uno::Sequence<sal_Int8>& rPassHash, const String& sPass)
45*b1cdbd2cSJim Jagielski {
46*b1cdbd2cSJim Jagielski xub_StrLen nSize(sPass.Len());
47*b1cdbd2cSJim Jagielski sal_Char* pCharBuffer = new sal_Char[nSize * sizeof(sal_Unicode)];
48*b1cdbd2cSJim Jagielski
49*b1cdbd2cSJim Jagielski for (xub_StrLen i = 0; i < nSize; ++i)
50*b1cdbd2cSJim Jagielski {
51*b1cdbd2cSJim Jagielski sal_Unicode ch(sPass.GetChar(i));
52*b1cdbd2cSJim Jagielski pCharBuffer[2 * i] = static_cast< sal_Char >(ch & 0xFF);
53*b1cdbd2cSJim Jagielski pCharBuffer[2 * i + 1] = static_cast< sal_Char >(ch >> 8);
54*b1cdbd2cSJim Jagielski }
55*b1cdbd2cSJim Jagielski
56*b1cdbd2cSJim Jagielski GetHashPassword(rPassHash, pCharBuffer, nSize * sizeof(sal_Unicode));
57*b1cdbd2cSJim Jagielski
58*b1cdbd2cSJim Jagielski delete[] pCharBuffer;
59*b1cdbd2cSJim Jagielski }
60*b1cdbd2cSJim Jagielski
GetHashPasswordBigEndian(uno::Sequence<sal_Int8> & rPassHash,const String & sPass)61*b1cdbd2cSJim Jagielski void SvPasswordHelper::GetHashPasswordBigEndian(uno::Sequence<sal_Int8>& rPassHash, const String& sPass)
62*b1cdbd2cSJim Jagielski {
63*b1cdbd2cSJim Jagielski xub_StrLen nSize(sPass.Len());
64*b1cdbd2cSJim Jagielski sal_Char* pCharBuffer = new sal_Char[nSize * sizeof(sal_Unicode)];
65*b1cdbd2cSJim Jagielski
66*b1cdbd2cSJim Jagielski for (xub_StrLen i = 0; i < nSize; ++i)
67*b1cdbd2cSJim Jagielski {
68*b1cdbd2cSJim Jagielski sal_Unicode ch(sPass.GetChar(i));
69*b1cdbd2cSJim Jagielski pCharBuffer[2 * i] = static_cast< sal_Char >(ch >> 8);
70*b1cdbd2cSJim Jagielski pCharBuffer[2 * i + 1] = static_cast< sal_Char >(ch & 0xFF);
71*b1cdbd2cSJim Jagielski }
72*b1cdbd2cSJim Jagielski
73*b1cdbd2cSJim Jagielski GetHashPassword(rPassHash, pCharBuffer, nSize * sizeof(sal_Unicode));
74*b1cdbd2cSJim Jagielski
75*b1cdbd2cSJim Jagielski delete[] pCharBuffer;
76*b1cdbd2cSJim Jagielski }
77*b1cdbd2cSJim Jagielski
GetHashPassword(uno::Sequence<sal_Int8> & rPassHash,const String & sPass)78*b1cdbd2cSJim Jagielski void SvPasswordHelper::GetHashPassword(uno::Sequence<sal_Int8>& rPassHash, const String& sPass)
79*b1cdbd2cSJim Jagielski {
80*b1cdbd2cSJim Jagielski GetHashPasswordLittleEndian(rPassHash, sPass);
81*b1cdbd2cSJim Jagielski }
82*b1cdbd2cSJim Jagielski
CompareHashPassword(const uno::Sequence<sal_Int8> & rOldPassHash,const String & sNewPass)83*b1cdbd2cSJim Jagielski bool SvPasswordHelper::CompareHashPassword(const uno::Sequence<sal_Int8>& rOldPassHash, const String& sNewPass)
84*b1cdbd2cSJim Jagielski {
85*b1cdbd2cSJim Jagielski bool bResult = false;
86*b1cdbd2cSJim Jagielski
87*b1cdbd2cSJim Jagielski uno::Sequence<sal_Int8> aNewPass(RTL_DIGEST_LENGTH_SHA1);
88*b1cdbd2cSJim Jagielski GetHashPasswordLittleEndian(aNewPass, sNewPass);
89*b1cdbd2cSJim Jagielski if (aNewPass == rOldPassHash)
90*b1cdbd2cSJim Jagielski bResult = true;
91*b1cdbd2cSJim Jagielski else
92*b1cdbd2cSJim Jagielski {
93*b1cdbd2cSJim Jagielski GetHashPasswordBigEndian(aNewPass, sNewPass);
94*b1cdbd2cSJim Jagielski bResult = (aNewPass == rOldPassHash);
95*b1cdbd2cSJim Jagielski }
96*b1cdbd2cSJim Jagielski
97*b1cdbd2cSJim Jagielski return bResult;
98*b1cdbd2cSJim Jagielski }
99*b1cdbd2cSJim Jagielski
100