1 files changed, 23 insertions, 0 deletions

diff --git a/C/HuffEnc.h b/C/HuffEnc.h
new file mode 100644
index 0000000..92b6878
--- /dev/null
+++ b/C/HuffEnc.h
@@ -0,0 +1,23 @@
+/* HuffEnc.h -- Huffman encoding
+2013-01-18 : Igor Pavlov : Public domain */
+
+#ifndef __HUFF_ENC_H
+#define __HUFF_ENC_H
+
+#include "7zTypes.h"
+
+EXTERN_C_BEGIN
+
+/*
+Conditions:
+  num <= 1024 = 2 ^ NUM_BITS
+  Sum(freqs) < 4M = 2 ^ (32 - NUM_BITS)
+  maxLen <= 16 = kMaxLen
+  Num_Items(p) >= HUFFMAN_TEMP_SIZE(num)
+*/
+ 
+void Huffman_Generate(const UInt32 *freqs, UInt32 *p, Byte *lens, UInt32 num, UInt32 maxLen);
+
+EXTERN_C_END
+
+#endif