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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2013-01-27 01:04:58 -0600
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2013-01-27 01:04:58 -0600
commitb10a61b1fd2fe561ba61a384d4a344bae2a4aa29 (patch)
tree99dc6b2584265b2df91f7dbc1dcbf7a54efd205e /tdefile-plugins/torrent/blist.h
parent64c3be47ff36e40035ead93f913aeeb1e4f85e4b (diff)
downloadtdenetwork-b10a61b1fd2fe561ba61a384d4a344bae2a4aa29.tar.gz
tdenetwork-b10a61b1fd2fe561ba61a384d4a344bae2a4aa29.zip
Rename a number of libraries and executables to avoid conflicts with KDE4
Diffstat (limited to 'tdefile-plugins/torrent/blist.h')
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diff --git a/tdefile-plugins/torrent/blist.h b/tdefile-plugins/torrent/blist.h
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+/*
+ * Copyright (c) 2003, 2004 Michael Pyne <michael.pyne@kdemail.net>
+ *
+ * This software is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This software is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; see the file COPYING.
+ * If not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+#ifndef _BLIST_H
+#define _BLIST_H
+
+#include <tqvaluelist.h>
+#include <tqcstring.h>
+#include "bbase.h"
+#include "bytetape.h"
+
+typedef TQValueList<BBase *> BBaseVector;
+typedef TQValueList<BBase *>::iterator BBaseVectorIterator;
+
+// Predeclare the following classes
+class BDict;
+class BString;
+class BInt;
+
+/**
+ * Class to construct a list of BBase objects from a b-encoded
+ * list.
+ *
+ * @author Michael Pyne <mpyne@grammarian.homelinux.net>
+ * @see BBase
+ */
+class BList : public BBase
+{
+ public:
+
+ /**
+ * Construct a BList from @p dict.
+ *
+ * @param dict the buffer to read from
+ * @param start the position in the buffer to start
+ * reading from
+ */
+ BList (TQByteArray &dict, unsigned int start = 0);
+
+ /**
+ * Construct a BList from @p tape. Any changes made to
+ * @p tape, such as its current position and data, will be
+ * shared with the object that called this constructor. @p tape
+ * should already be positioned at the position to read from.
+ * If construction was successful, @p tape will point to the
+ * byte after the list data. If construction was unsuccessful,
+ * the position of the tape is undefined.
+ *
+ * @param tape the ByteTape to read from.
+ */
+ BList (ByteTape &tape);
+
+ /**
+ * Destroys the list, and deletes all of the items that had
+ * been contained within.
+ */
+ virtual ~BList ();
+
+ /**
+ * Returns the type of this class.
+ *
+ * @return bList. This value is only returned by this class.
+ */
+ virtual classID type_id() const { return bList; }
+
+ /**
+ * Returns the number of items contained within the list.
+ *
+ * @return number of items in the list
+ */
+ virtual unsigned int count() const { return m_array.count(); }
+
+ /**
+ * This function should be called to determine whether the
+ * list was successfully created, since no exceptions
+ * are thrown.
+ *
+ * @return true if this is a valid list, false otherwise
+ */
+ virtual bool isValid() const { return m_valid; }
+
+ /**
+ * This function returns a pointer to the appropriate
+ * item in the list.
+ *
+ * @param i index of the item to return
+ * @return pointer to the appropriate BBase, or 0 if
+ * the index is out-of-bounds
+ */
+ inline BBase * index (unsigned int i);
+
+ /**
+ * Convience function to return a pointer to the appropriate
+ * item in the list, already casted.
+ *
+ * @param i index of the item to return
+ * @return pointer to the appropriate BBase, downcasted to
+ * BList. If the element is <b>not</b> a BList, 0
+ * will be returned instead, even if it was a valid
+ * BBase.
+ */
+ BList * indexList (unsigned int i);
+
+ /**
+ * Convience function to return a pointer to the appropriate
+ * item in the list, already casted.
+ *
+ * @param i index of the item to return
+ * @return pointer to the appropriate BBase, downcasted to
+ * BInt. If the element is <b>not</b> a BInt, 0
+ * will be returned instead, even if it was a valid
+ * BBase.
+ */
+ BInt * indexInt (unsigned int i);
+
+ /**
+ * Convience function to return a pointer to the appropriate
+ * item in the list, already casted.
+ *
+ * @param i index of the item to return
+ * @return pointer to the appropriate BBase, downcasted to
+ * BDict. If the element is <b>not</b> a BDict, 0
+ * will be returned instead, even if it was a valid
+ * BBase.
+ */
+ BDict * indexDict (unsigned int i);
+
+ /**
+ * Convience function to return a pointer to the appropriate
+ * item in the list, already casted.
+ *
+ * @param i index of the item to return
+ * @return pointer to the appropriate BBase, downcasted to
+ * BString. If the element is <b>not</b> a BString, 0
+ * will be returned instead, even if it was a valid
+ * BBase.
+ */
+ BString * indexStr (unsigned int i);
+
+ /**
+ * Returns an iterator to the first element in the list.
+ * There is no particular sorting associated with the list
+ * at this time.
+ *
+ * @return iterator pointing to the beginning of the list
+ * @see TQValueList
+ */
+ BBaseVectorIterator begin(void) { return m_array.begin(); }
+
+ /**
+ * Returns an iterator pointing one element past the end of
+ * the list. Although this element belongs to the list,
+ * you should never dereference this iterator. Instead, treat
+ * it as a boundary condition to avoid.
+ *
+ * @return iterator pointing one element past the end of the list
+ * @see TQValueList
+ */
+ BBaseVectorIterator end(void) { return m_array.end(); }
+
+ /**
+ * Outputs the b-encoded representation of the object to the given
+ * TQIODevice.
+ * @param device the TQIODevice to write to
+ * @return true on a successful write, false otherwise
+ */
+ virtual bool writeToDevice (TQIODevice &device);
+
+ private:
+
+ /**
+ * This function handles the actual initialization of the object upon
+ * construction, and set the m_valid flag if successful.
+ *
+ * @param tape the ByteTape to read from
+ */
+ void init(ByteTape &tape);
+
+ bool m_valid;
+ BBaseVector m_array;
+};
+
+#endif /* _BLIST_H */
+
+// vim: set et sw=4 ts=4: