kopete/protocols/groupwise/libgroupwise/compress.h

   1 #ifndef COMPRESS_H
   2 #define COMPRESS_H
   3
   4 #include <QObject>
   5
   6 #include "zlib.h"
   7
   8 class QIODevice;
   9
  10 class Compressor : public QObject
  11 {
  12         Q_OBJECT
  13
  14 public:
  15         Compressor(QIODevice* device, int compression = Z_DEFAULT_COMPRESSION);
  16         ~Compressor();
  17
  18         int write(const QByteArray&);
  19
  20 protected slots:
  21         void flush();
  22
  23 protected:
  24         int write(const QByteArray&, bool flush);
  25
  26 private:
  27         QIODevice* device_;
  28         z_stream* zlib_stream_;
  29         bool flushed_;
  30 };
  31
  32 class Decompressor : public QObject
  33 {
  34         Q_OBJECT
  35
  36 public:
  37         Decompressor(QIODevice* device);
  38         ~Decompressor();
  39
  40         int write(const QByteArray&);
  41
  42 protected slots:
  43         void flush();
  44
  45 protected:
  46         int write(const QByteArray&, bool flush);
  47
  48 private:
  49         QIODevice* device_;
  50         z_stream* zlib_stream_;
  51         bool flushed_;
  52 };
  53
  54 #endif