initial commit for version 1.6.x patch release
[OpenFOAM-1.6.x.git] / src / OpenFOAM / primitives / hashes / SHA1 / SHA1Digest.C
blobb9df2d3cefb391a063822a49c6aa4f4fc40909a3
1 /*---------------------------------------------------------------------------*\
2   =========                 |
3   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
4    \\    /   O peration     |
5     \\  /    A nd           | Copyright (C) 1991-2009 OpenCFD Ltd.
6      \\/     M anipulation  |
7 -------------------------------------------------------------------------------
8 License
9     This file is part of OpenFOAM.
11     OpenFOAM is free software; you can redistribute it and/or modify it
12     under the terms of the GNU General Public License as published by the
13     Free Software Foundation; either version 2 of the License, or (at your
14     option) any later version.
16     OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
17     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
18     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
19     for more details.
21     You should have received a copy of the GNU General Public License
22     along with OpenFOAM; if not, write to the Free Software Foundation,
23     Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
25 \*---------------------------------------------------------------------------*/
27 #include "SHA1Digest.H"
28 #include "IOstreams.H"
30 #include <cstring>
32 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
34 //! @cond fileScope
35 const char hexChars[] = "0123456789abcdef";
36 //! @endcond fileScope
39 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
41 Foam::SHA1Digest::SHA1Digest()
43     clear();
47 // * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * * //
49 void Foam::SHA1Digest::clear()
51     memset(v_, 0, length);
55 // * * * * * * * * * * * * * * Member Operators  * * * * * * * * * * * * * * //
57 bool Foam::SHA1Digest::operator==(const SHA1Digest& rhs) const
59     for (unsigned i = 0; i < length; ++i)
60     {
61         if (v_[i] != rhs.v_[i])
62         {
63             return false;
64         }
65     }
67     return true;
71 bool Foam::SHA1Digest::operator!=(const SHA1Digest& rhs) const
73     return !operator==(rhs);
77 // * * * * * * * * * * * * * * Friend Operators * * * * * * * * * * * * * * //
79 Foam::Ostream& Foam::operator<<(Ostream& os, const SHA1Digest& dig)
81     const unsigned char *v = dig.v_;
83     for (unsigned i = 0; i < dig.length; ++i)
84     {
85         os.write(hexChars[((v[i] >> 4) & 0xF)]);
86         os.write(hexChars[(v[i] & 0xF)]);
87     }
89     os.check("Ostream& operator<<(Ostream&, const SHA1Digest&)");
90     return os;
94 // ************************************************************************* //