1 files changed, 69 insertions, 0 deletions
diff --git a/src/FallocFileAllocationIterator.cc b/src/FallocFileAllocationIterator.cc
new file mode 100644
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--- /dev/null
+++ b/src/FallocFileAllocationIterator.cc
@@ -0,0 +1,69 @@
+/* <!-- copyright */
+/*
+ * aria2 - The high speed download utility
+ *
+ * Copyright (C) 2009 Tatsuhiro Tsujikawa
+ *
+ * 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
+ *
+ * In addition, as a special exception, the copyright holders give
+ * permission to link the code of portions of this program with the
+ * OpenSSL library under certain conditions as described in each
+ * individual source file, and distribute linked combinations
+ * including the two.
+ * You must obey the GNU General Public License in all respects
+ * for all of the code used other than OpenSSL.  If you modify
+ * file(s) with this exception, you may extend this exception to your
+ * version of the file(s), but you are not obligated to do so.  If you
+ * do not wish to do so, delete this exception statement from your
+ * version.  If you delete this exception statement from all source
+ * files in the program, then also delete it here.
+ */
+/* copyright --> */
+#include "FallocFileAllocationIterator.h"
+#include "DlAbortEx.h"
+
+namespace aria2 {
+
+FallocFileAllocationIterator::FallocFileAllocationIterator
+(BinaryStream* stream, off_t offset, uint64_t totalLength):
+  _stream(stream), _offset(offset), _totalLength(totalLength) {}
+
+void FallocFileAllocationIterator::allocateChunk()
+{
+  if(static_cast<uint64_t>(_offset) > _totalLength) {
+    throw DlAbortEx("FallocFileAllocationIterator: offset is larger than"
+		    " totalLength");
+  }
+  _stream->allocate(_offset, _totalLength-_offset);
+  _offset = _totalLength;
+}
+
+bool FallocFileAllocationIterator::finished()
+{
+  return static_cast<uint64_t>(_offset) == _totalLength;
+}
+
+off_t FallocFileAllocationIterator::getCurrentLength()
+{
+  return _offset;
+}
+
+uint64_t FallocFileAllocationIterator::getTotalLength()
+{
+  return _totalLength;
+}
+
+} // namespace aria2