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/WTFExport.h"
32 #include "wtf/text/CString.h"
33 #include "wtf/text/WTFString.h"
34
35 namespace WTF {
36
37 enum Base64EncodePolicy {
38 Base64DoNotInsertLFs,
39 Base64InsertLFs
40 };
41
42 enum Base64DecodePolicy {
43 Base64DoNotValidatePadding,
44 Base64ValidatePadding
45 };
46
47 WTF_EXPORT void base64Encode(const char*, unsigned, Vector<char>&, Base64EncodePolicy = Base64DoNotInsertLFs);
48 WTF_EXPORT void base64Encode(const Vector<char>&, Vector<char>&, Base64EncodePolicy = Base64DoNotInsertLFs);
49 WTF_EXPORT void base64Encode(const CString&, Vector<char>&, Base64EncodePolicy = Base64DoNotInsertLFs);
50 WTF_EXPORT String base64Encode(const char*, unsigned, Base64EncodePolicy = Base64DoNotInsertLFs);
51 WTF_EXPORT String base64Encode(const Vector<char>&, Base64EncodePolicy = Base64DoNotInsertLFs);
52 WTF_EXPORT String base64Encode(const CString&, Base64EncodePolicy = Base64DoNotInsertLFs);
53
54 WTF_EXPORT bool base64Decode(const String&, Vector<char>&, CharacterMatchFunctionPtr shouldIgnoreCharacter = 0, Base64DecodePolicy = Base64DoNotValidatePadding);
55 WTF_EXPORT bool base64Decode(const Vector<char>&, Vector<char>&, CharacterMatchFunctionPtr shouldIgnoreCharacter = 0, Base64DecodePolicy = Base64DoNotValidatePadding);
56 WTF_EXPORT bool base64Decode(const char*, unsigned, Vector<char>&, CharacterMatchFunctionPtr shouldIgnoreCharacter = 0, Base64DecodePolicy = Base64DoNotValidatePadding);
57 WTF_EXPORT bool base64Decode(const UChar*, unsigned, Vector<char>&, CharacterMatchFunctionPtr shouldIgnoreCharacter = 0, Base64DecodePolicy = Base64DoNotValidatePadding);
58
base64Encode(const Vector<char> & in,Vector<char> & out,Base64EncodePolicy policy)59 inline void base64Encode(const Vector<char>& in, Vector<char>& out, Base64EncodePolicy policy)
60 {
61 base64Encode(in.data(), in.size(), out, policy);
62 }
63
base64Encode(const CString & in,Vector<char> & out,Base64EncodePolicy policy)64 inline void base64Encode(const CString& in, Vector<char>& out, Base64EncodePolicy policy)
65 {
66 base64Encode(in.data(), in.length(), out, policy);
67 }
68
base64Encode(const Vector<char> & in,Base64EncodePolicy policy)69 inline String base64Encode(const Vector<char>& in, Base64EncodePolicy policy)
70 {
71 return base64Encode(in.data(), in.size(), policy);
72 }
73
base64Encode(const CString & in,Base64EncodePolicy policy)74 inline String base64Encode(const CString& in, Base64EncodePolicy policy)
75 {
76 return base64Encode(in.data(), in.length(), policy);
77 }
78
79 } // namespace WTF
80
81 using WTF::Base64EncodePolicy;
82 using WTF::Base64DoNotInsertLFs;
83 using WTF::Base64InsertLFs;
84 using WTF::Base64DecodePolicy;
85 using WTF::Base64DoNotValidatePadding;
86 using WTF::Base64ValidatePadding;
87 using WTF::base64Encode;
88 using WTF::base64Decode;
89
90 #endif // Base64_h
91