metainfo.h Example File | Qt Network 5.6

Qt 5.6 | Qt Network | Torrent Example | metainfo.h Example File

Qt 5.6.2 Reference Documentation

# metainfo.h Example File

torrent/metainfo.h

      /****************************************************************************
      **
      ** Copyright (C) 2015 The Qt Company Ltd.
      ** Contact: http://www.qt.io/licensing/
      **
      ** This file is part of the examples of the Qt Toolkit.
      **
      ** $QT_BEGIN_LICENSE:BSD$
      ** You may use this file under the terms of the BSD license as follows:
      **
      ** "Redistribution and use in source and binary forms, with or without
      ** modification, are permitted provided that the following conditions are
      ** met:
      **   * Redistributions of source code must retain the above copyright
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      **     notice, this list of conditions and the following disclaimer in
      **     the documentation and/or other materials provided with the
      **     distribution.
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      **     contributors may be used to endorse or promote products derived
      **     from this software without specific prior written permission.
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      #ifndef METAINFO_H
      #define METAINFO_H

      #include <QByteArray>
      #include <QDateTime>
      #include <QList>
      #include <QMap>
      #include <QString>
      #include <QStringList>
      #include <QVariant>

      struct MetaInfoSingleFile
      {
          qint64 length;
          QByteArray md5sum;
          QString name;
          int pieceLength;
          QList<QByteArray> sha1Sums;
      };

      struct MetaInfoMultiFile
      {
          qint64 length;
          QByteArray md5sum;
          QString path;
      };

      class MetaInfo
      {
      public:
          enum FileForm {
              SingleFileForm,
              MultiFileForm
          };

          MetaInfo();
          void clear();

          bool parse(const QByteArray &data);
          QString errorString() const;

          QByteArray infoValue() const;

          FileForm fileForm() const;
          QString announceUrl() const;
          QStringList announceList() const;
          QDateTime creationDate() const;
          QString comment() const;
          QString createdBy() const;

          // For single file form
          MetaInfoSingleFile singleFile() const;

          // For multifile form
          QList<MetaInfoMultiFile> multiFiles() const;
          QString name() const;
          int pieceLength() const;
          QList<QByteArray> sha1Sums() const;

          // Total size
          qint64 totalSize() const;

      private:
          QString errString;
          QByteArray content;
          QByteArray infoData;

          FileForm metaInfoFileForm;
          MetaInfoSingleFile metaInfoSingleFile;
          QList<MetaInfoMultiFile> metaInfoMultiFiles;
          QString metaInfoAnnounce;
          QStringList metaInfoAnnounceList;
          QDateTime metaInfoCreationDate;
          QString metaInfoComment;
          QString metaInfoCreatedBy;
          QString metaInfoName;
          int metaInfoPieceLength;
          QList<QByteArray> metaInfoSha1Sums;
      };

      #endif