1 files changed, 33 insertions, 0 deletions
diff --git a/block.cc b/block.cc
new file mode 100644
index 0000000..31e82c7
--- /dev/null
+++ b/block.cc
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+/*  Lziprecover - Data recovery tool for the lzip format
+    Copyright (C) 2009-2015 Antonio Diaz Diaz.
+
+    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, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <string>
+#include <vector>
+
+#include "block.h"
+
+
+Block Block::split( const long long pos )
+  {
+  if( pos > pos_ && pos < end() )
+    {
+    const Block b( pos_, pos - pos_ );
+    pos_ = pos; size_ -= b.size_;
+    return b;
+    }
+  return Block( 0, 0 );
+  }