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00022 #ifndef __QGPGME_DATAPROVIDER_H__
00023 #define __QGPGME_DATAPROVIDER_H__
00024
00025 #include "qgpgme_export.h"
00026 #include <gpgme++/interfaces/dataprovider.h>
00027
00028 #include <QtCore/QByteArray>
00029
00030 #include <boost/shared_ptr.hpp>
00031
00032 class QIODevice;
00033
00034 namespace QGpgME {
00035
00036 class QGPGME_EXPORT QByteArrayDataProvider : public GpgME::DataProvider {
00037 public:
00038 QByteArrayDataProvider();
00039 explicit QByteArrayDataProvider( const QByteArray & initialData );
00040 ~QByteArrayDataProvider();
00041
00042 const QByteArray & data() const { return mArray; }
00043
00044 private:
00045
00046
00048 bool isSupported( Operation ) const { return true; }
00050 ssize_t read( void * buffer, size_t bufSize );
00052 ssize_t write( const void * buffer, size_t bufSize );
00054 off_t seek( off_t offset, int whence );
00056 void release();
00057
00058 private:
00059 QByteArray mArray;
00060 off_t mOff;
00061 };
00062
00063 class QGPGME_EXPORT QIODeviceDataProvider : public GpgME::DataProvider {
00064 public:
00065 explicit QIODeviceDataProvider( const boost::shared_ptr<QIODevice> & initialData );
00066 ~QIODeviceDataProvider();
00067
00068 const boost::shared_ptr<QIODevice> & ioDevice() const { return mIO; }
00069
00070 private:
00071
00072
00074 bool isSupported( Operation ) const;
00076 ssize_t read( void * buffer, size_t bufSize );
00078 ssize_t write( const void * buffer, size_t bufSize );
00080 off_t seek( off_t offset, int whence );
00082 void release();
00083
00084 private:
00085 const boost::shared_ptr<QIODevice> mIO;
00086 bool mErrorOccurred : 1;
00087 bool mHaveQProcess : 1;
00088 };
00089
00090 }
00091
00092 #endif // __QGPGME_EVENTLOOPINTERACTOR_H__
00093
00094