~ubuntu-branches/ubuntu/wily/qca2/wily-proposed

<h1>providertest.cpp</h1>The code below shows some simple operations on a <a class="el" href="classQCA_1_1Provider.html">QCA::Provider</a> object, including use of iterators and some member functions.

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<h1>providertest.cpp</h1>The code below shows some simple operations on a <a class="el" href="classQCA_1_1Provider.html" title="Algorithm provider.">QCA::Provider</a> object, including use of iterators and some member functions.

<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 /*

<a name="l00003"></a>00003

<a name="l00030"></a>00030 {

<a name="l00031"></a>00031 // the Initializer object sets things up, and

<a name="l00032"></a>00032 // also does cleanup when it goes out of scope

<a name="l00033"></a>00033 <a name="_a175"></a><a class="code" href="classQCA_1_1Initializer.html">QCA::Initializer</a> <a name="a176"></a><a class="code" href="namespaceQCA.html#1de90bf113c54c9e4ffdc5ad784ce629">init</a>;

<a name="l00033"></a>00033 <a name="_a0"></a><a class="code" href="classQCA_1_1Initializer.html" title="Convenience method for initialising and cleaning up QCA.">QCA::Initializer</a> <a name="a1"></a><a class="code" href="namespaceQCA.html#4dc8db9c7ef2a40aff9c2d2760f49458" title="This is an overloaded member function, provided for convenience. It differs from...">init</a>;

<a name="l00034"></a>00034

<a name="l00035"></a>00035 <a class="codeRef" doxygen="qt.tag:" href="qcoreapplication.html">QCoreApplication</a> app(argc, argv);

<a name="l00035"></a>00035 <a name="_a2"></a><a class="codeRef" doxygen="qt.tag:" href="qcoreapplication.html">QCoreApplication</a> app(argc, argv);

<a name="l00036"></a>00036

<a name="l00037"></a>00037 // get all the available providers loaded.

<a name="l00038"></a>00038 // you don't normally need this (because you test using isSupported())

<a name="l00039"></a>00039 // but this is a special case.

<a name="l00040"></a>00040 <a name="a177"></a><a class="code" href="namespaceQCA.html#43e64da314ba5bda92b767a7229c0fb8">QCA::scanForPlugins</a>();

<a name="l00040"></a>00040 <a name="a3"></a><a class="code" href="namespaceQCA.html#43e64da314ba5bda92b767a7229c0fb8" title="Scan for new plugins.">QCA::scanForPlugins</a>();

<a name="l00041"></a>00041

<a name="l00042"></a>00042 // this gives us all the plugin providers as a list

<a name="l00043"></a>00043 <a class="codeRef" doxygen="qt.tag:" href="qlist.html">QCA::ProviderList</a> qcaProviders = <a name="a178"></a><a class="code" href="namespaceQCA.html#a9bd0540b136d3440ea7122d9483632e">QCA::providers</a>();

<a name="l00044"></a>00044 for (int i = 0; i < qcaProviders.<a name="a179"></a><a class="codeRef" doxygen="qt.tag:" href="qlist.html#b4ebb5889a8ff0272c896fe4c839ac70">size</a>(); ++i) {

<a name="l00043"></a>00043 <a name="_a4"></a><a class="codeRef" doxygen="qt.tag:" href="qlist.html">QCA::ProviderList</a> qcaProviders = <a name="a5"></a><a class="code" href="namespaceQCA.html#a9bd0540b136d3440ea7122d9483632e" title="Return a list of the current providers.">QCA::providers</a>();

<a name="l00044"></a>00044 for (int i = 0; i < qcaProviders.<a name="a6"></a><a class="codeRef" doxygen="qt.tag:" href="qlist.html#size">size</a>(); ++i) {

<a name="l00045"></a>00045 // each provider has a name, which we can display

<a name="l00046"></a>00046 std::cout << qcaProviders[i]->name().toLatin1().data() << ": ";

<a name="l00047"></a>00047 // ... and also a list of features

<a name="l00048"></a>00048 <a class="codeRef" doxygen="qt.tag:" href="qstringlist.html">QStringList</a> capabilities = qcaProviders[i]->features();

<a name="l00048"></a>00048 <a name="_a7"></a><a class="codeRef" doxygen="qt.tag:" href="qstringlist.html">QStringList</a> capabilities = qcaProviders[i]->features();

<a name="l00049"></a>00049 // we turn the string list back into a single string,

<a name="l00050"></a>00050 // and display it as well

<a name="l00051"></a>00051 std::cout << capabilities.<a name="a180"></a><a class="codeRef" doxygen="qt.tag:" href="qstringlist.html#c3122e9a3397219566f967f5df195d1b">join</a>(", ").toLatin1().data() << std::endl;

<a name="l00051"></a>00051 std::cout << capabilities.<a name="a8"></a><a class="codeRef" doxygen="qt.tag:" href="qstringlist.html#join">join</a>(", ").toLatin1().data() << std::endl;

<a name="l00052"></a>00052 }

<a name="l00053"></a>00053

<a name="l00054"></a>00054 // Note that the default provider isn't included in

<a name="l00056"></a>00056 std::cout << "default: ";

<a name="l00057"></a>00057 // However it is still possible to get the features

<a name="l00058"></a>00058 // supported by the default provider

<a name="l00059"></a>00059 <a class="codeRef" doxygen="qt.tag:" href="qstringlist.html">QStringList</a> capabilities = <a name="a181"></a><a class="code" href="namespaceQCA.html#bd41c0277362acc35b82236475d7a62b">QCA::defaultFeatures</a>();

<a name="l00060"></a>00060 std::cout << capabilities.<a class="codeRef" doxygen="qt.tag:" href="qstringlist.html#c3122e9a3397219566f967f5df195d1b">join</a>(", ").toLatin1().data() << std::endl;

<a name="l00059"></a>00059 <a class="codeRef" doxygen="qt.tag:" href="qstringlist.html">QStringList</a> capabilities = <a name="a9"></a><a class="code" href="namespaceQCA.html#bd41c0277362acc35b82236475d7a62b" title="Generate a list of the built in features.">QCA::defaultFeatures</a>();

<a name="l00060"></a>00060 std::cout << capabilities.<a class="codeRef" doxygen="qt.tag:" href="qstringlist.html#join">join</a>(", ").toLatin1().data() << std::endl;

<a name="l00061"></a>00061 return 0;

<a name="l00062"></a>00062 }

<a name="l00063"></a>00063

</pre></div> <hr size="1"><address style="align: right;">Generated on Fri Jul 6 12:14:04 2007 for Qt Cryptographic Architecture by

</pre></div> <hr size="1"><address style="text-align: right;">Generated on Thu Sep 6 19:13:35 2007 for Qt Cryptographic Architecture by

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