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/* HuffEnc.h -- Huffman encoding
Igor Pavlov : Public domain */
#ifndef ZIP7_INC_HUFF_ENC_H
#define ZIP7_INC_HUFF_ENC_H
#include "7zTypes.h"
EXTERN_C_BEGIN
#define Z7_HUFFMAN_LEN_MAX 16
/*
Conditions:
2 <= num <= 1024 = 2 ^ NUM_BITS
Sum(freqs) < 4M = 2 ^ (32 - NUM_BITS)
1 <= maxLen <= 16 = Z7_HUFFMAN_LEN_MAX
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
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