1/*
2 * Copyright (C) 2006 Alexey Proskuryakov <ap@webkit.org>
3 * Copyright (C) 2010 Patrick Gansterer <paroga@paroga.com>
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#ifndef Base64_h
28#define Base64_h
29
30#include <wtf/Vector.h>
31#include <wtf/text/CString.h>
32#include <wtf/text/WTFString.h>
33
34namespace WebCore {
35
36enum Base64DecodePolicy { FailOnInvalidCharacter, IgnoreWhitespace, IgnoreInvalidCharacters };
37
38void base64Encode(const char*, unsigned, Vector<char>&, bool insertLFs = false);
39void base64Encode(const Vector<char>&, Vector<char>&, bool insertLFs = false);
40void base64Encode(const CString&, Vector<char>&, bool insertLFs = false);
41String base64Encode(const char*, unsigned, bool insertLFs = false);
42String base64Encode(const Vector<char>&, bool insertLFs = false);
43String base64Encode(const CString&, bool insertLFs = false);
44
45bool base64Decode(const String&, Vector<char>&, Base64DecodePolicy = FailOnInvalidCharacter);
46bool base64Decode(const Vector<char>&, Vector<char>&, Base64DecodePolicy = FailOnInvalidCharacter);
47bool base64Decode(const char*, unsigned, Vector<char>&, Base64DecodePolicy = FailOnInvalidCharacter);
48
49inline void base64Encode(const Vector<char>& in, Vector<char>& out, bool insertLFs)
50{
51    base64Encode(in.data(), in.size(), out, insertLFs);
52}
53
54inline void base64Encode(const CString& in, Vector<char>& out, bool insertLFs)
55{
56    base64Encode(in.data(), in.length(), out, insertLFs);
57}
58
59inline String base64Encode(const Vector<char>& in, bool insertLFs)
60{
61    return base64Encode(in.data(), in.size(), insertLFs);
62}
63
64inline String base64Encode(const CString& in, bool insertLFs)
65{
66    return base64Encode(in.data(), in.length(), insertLFs);
67}
68
69} // namespace WebCore
70
71#endif // Base64_h
72