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-rw-r--r--libktorrent/torrent/chunkcounter.cpp80
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diff --git a/libktorrent/torrent/chunkcounter.cpp b/libktorrent/torrent/chunkcounter.cpp
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+/***************************************************************************
+ * Copyright (C) 2005 by Joris Guisson *
+ * joris.guisson@gmail.com *
+ * *
+ * This program 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 program 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 program; if not, write to the *
+ * Free Software Foundation, Inc., *
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
+ ***************************************************************************/
+#include <util/bitset.h>
+#include "chunkcounter.h"
+
+namespace bt
+{
+
+ ChunkCounter::ChunkCounter(Uint32 num_chunks) : cnt(num_chunks)
+ {
+ // fill with 0
+ cnt.fill(0);
+ }
+
+
+ ChunkCounter::~ChunkCounter()
+ {
+ }
+
+ void ChunkCounter::reset()
+ {
+ cnt.fill(0);
+ }
+
+ void ChunkCounter::incBitSet(const BitSet & bs)
+ {
+ for (Uint32 i = 0;i < cnt.size();i++)
+ {
+ if(bs.get(i))
+ cnt[i]++;
+ }
+ }
+
+ void ChunkCounter::decBitSet(const BitSet & bs)
+ {
+ for (Uint32 i = 0;i < cnt.size();i++)
+ {
+ if(bs.get(i))
+ dec(i);
+ }
+ }
+
+ void ChunkCounter::inc(Uint32 idx)
+ {
+ if (idx < cnt.size())
+ cnt[idx]++;
+ }
+
+ void ChunkCounter::dec(Uint32 idx)
+ {
+ if (idx < cnt.size() && cnt[idx] > 0)
+ cnt[idx]--;
+ }
+
+ Uint32 ChunkCounter::get(Uint32 idx) const
+ {
+ if (idx < cnt.size())
+ return cnt[idx];
+ else
+ return 0;
+ }
+
+}