9.34

CPP/7zip/Common/UniqBlocks.h

@@ -0,0 +1,30 @@
+// UniqBlocks.h
+
+#ifndef __UNIQ_BLOCKS_H
+#define __UNIQ_BLOCKS_H
+
+#include "../../Common/MyTypes.h"
+#include "../../Common/MyBuffer.h"
+#include "../../Common/MyVector.h"
+
+struct CUniqBlocks
+{
+  CObjectVector<CByteBuffer> Bufs;
+  CIntVector Sorted;
+  CIntVector BufIndexToSortedIndex;
+
+  int AddUniq(const Byte *data, size_t size);
+  UInt64 GetTotalSizeInBytes() const;
+  void GetReverseMap();
+
+  bool IsOnlyEmpty() const
+  {
+    if (Bufs.Size() == 0)
+      return true;
+    if (Bufs.Size() > 1)
+      return false;
+    return Bufs[0].Size() == 0;
+  }
+};
+
+#endif