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Power-Programmierung
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drdobbs
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1992
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06
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dflt12
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htree.h
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1992-03-25
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862b
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32 lines
/* ------------------- htree.h -------------------- */
#ifndef HTREE_H
#define HTREE_H
typedef unsigned int BYTECOUNTER;
/* ---- Huffman tree structure for building ---- */
struct htree {
BYTECOUNTER cnt; /* character frequency */
int parent; /* offset to parent node */
int right; /* offset to right child node */
int left; /* offset to left child node */
};
/* ---- Huffman tree structure in compressed file ---- */
struct htr {
int right; /* offset to right child node */
int left; /* offset to left child node */
};
extern struct htr *HelpTree;
void buildtree(void);
FILE *OpenHelpFile(void);
void HelpFilePosition(long *, int *);
void *GetHelpLine(char *);
void SeekHelpLine(long, int);
#endif