1 files changed, 24 insertions, 0 deletions
diff --git a/C/BwtSort.h b/C/BwtSort.h
new file mode 100755
index 00000000..f373213e
--- /dev/null
+++ b/C/BwtSort.h
@@ -0,0 +1,24 @@
+/* BwtSort.h -- BWT block sorting
+2008-03-26
+Igor Pavlov
+Public domain */
+
+#ifndef __BWTSORT_H
+#define __BWTSORT_H
+
+#include "Types.h"
+
+/* use BLOCK_SORT_EXTERNAL_FLAGS if blockSize can be > 1M */
+/* #define BLOCK_SORT_EXTERNAL_FLAGS */
+
+#ifdef BLOCK_SORT_EXTERNAL_FLAGS
+#define BLOCK_SORT_EXTERNAL_SIZE(blockSize) ((((blockSize) + 31) >> 5))
+#else
+#define BLOCK_SORT_EXTERNAL_SIZE(blockSize) 0
+#endif
+
+#define BLOCK_SORT_BUF_SIZE(blockSize) ((blockSize) * 2 + BLOCK_SORT_EXTERNAL_SIZE(blockSize) + (1 << 16))
+
+UInt32 BlockSort(UInt32 *indices, const Byte *data, UInt32 blockSize);
+
+#endif