File indexing completed on 2024-10-06 07:22:34

0001 /*
0002  Copyright (C) 2004-2005 Brad Hards <bradh@frogmouth.net>
0003 
0004  Permission is hereby granted, free of charge, to any person obtaining a copy
0005  of this software and associated documentation files (the "Software"), to deal
0006  in the Software without restriction, including without limitation the rights
0007  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
0008  copies of the Software, and to permit persons to whom the Software is
0009  furnished to do so, subject to the following conditions:
0010 
0011  The above copyright notice and this permission notice shall be included in
0012  all copies or substantial portions of the Software.
0013 
0014  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
0015  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
0016  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
0017  AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
0018  AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
0019  CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
0020 */
0021 
0022 // QtCrypto has the declarations for all of QCA
0023 #include <QtCrypto>
0024 
0025 #include <QCoreApplication>
0026 
0027 #include <iostream>
0028 
0029 #ifdef QT_STATICPLUGIN
0030 #include "import_plugins.h"
0031 #endif
0032 
0033 int main(int argc, char **argv)
0034 {
0035     QCoreApplication(argc, argv);
0036 
0037     // the Initializer object sets things up, and
0038     // also does cleanup when it goes out of scope
0039     QCA::Initializer init;
0040 
0041     // we use the first argument as the data to encode
0042     // if an argument is provided. Use "hello" if no argument
0043     QByteArray arg; // empty array
0044     arg.append((argc >= 2) ? argv[1] : "hello");
0045 
0046     // create our object, which does encoding by default
0047     // QCA::Base64 encoder(QCA::Encode); is equivalent
0048     QCA::Base64 encoder;
0049 
0050     // This does the actual conversion (encoding).
0051     // You might prefer to use encoder.encode(); and have
0052     // it return a QCA::SecureArray, depending on your needs
0053     QString encoded = encoder.arrayToString(arg);
0054 
0055     std::cout << arg.data() << " in base64 encoding is ";
0056     std::cout << encoded.toLatin1().data() << std::endl;
0057 
0058     // This time, we'll create an object to decode base64. We
0059     // could also have reused the existing object, calling
0060     // clear(); and setup(QCA::Decode); on it.
0061     QCA::Base64 decoder(QCA::Decode);
0062 
0063     // This time, we convert a QString into a QString
0064     QString decoded = decoder.decodeString(encoded);
0065 
0066     std::cout << encoded.toLatin1().data() << " decoded from base64 is ";
0067     std::cout << decoded.toLatin1().data() << std::endl;
0068 
0069     return 0;
0070 }