KDE 4.4 API Reference qca
base64test.cpp
Go to the documentation of this file.00001 /* 00002 Copyright (C) 2004-2005 Brad Hards <bradh@frogmouth.net> 00003 00004 Permission is hereby granted, free of charge, to any person obtaining a copy 00005 of this software and associated documentation files (the "Software"), to deal 00006 in the Software without restriction, including without limitation the rights 00007 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 00008 copies of the Software, and to permit persons to whom the Software is 00009 furnished to do so, subject to the following conditions: 00010 00011 The above copyright notice and this permission notice shall be included in 00012 all copies or substantial portions of the Software. 00013 00014 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 00015 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 00016 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 00017 AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN 00018 AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 00019 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 00020 */ 00021 00022 // QtCrypto has the declarations for all of QCA 00023 #include <QtCrypto> 00024 00025 #include <QCoreApplication> 00026 00027 #include <iostream> 00028 00029 int main(int argc, char **argv) 00030 { 00031 QCoreApplication(argc, argv); 00032 00033 // the Initializer object sets things up, and 00034 // also does cleanup when it goes out of scope 00035 QCA::Initializer init; 00036 00037 // we use the first argument as the data to encode 00038 // if an argument is provided. Use "hello" if no argument 00039 QByteArray arg; // empty array 00040 arg.append((argc >= 2) ? argv[1] : "hello"); 00041 00042 // create our object, which does encoding by default 00043 // QCA::Base64 encoder(QCA::Encode); is equivalent 00044 QCA::Base64 encoder; 00045 00046 // This does the actual conversion (encoding). 00047 // You might prefer to use encoder.encode(); and have 00048 // it return a QCA::SecureArray, depending on your needs 00049 QString encoded = encoder.arrayToString(arg); 00050 00051 std::cout << arg.data() << " in base64 encoding is "; 00052 std::cout << encoded.toLatin1().data() << std::endl; 00053 00054 // This time, we'll create an object to decode base64. We 00055 // could also have reused the existing object, calling 00056 // clear(); and setup(QCA::Decode); on it. 00057 QCA::Base64 decoder(QCA::Decode); 00058 00059 // This time, we convert a QString into a QString 00060 QString decoded = decoder.decodeString(encoded); 00061 00062 std::cout << encoded.toLatin1().data() << " decoded from base64 is "; 00063 std::cout << decoded.toLatin1().data() << std::endl; 00064 00065 return 0; 00066 } 00067
