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HASH.H
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C/C++ Source or Header
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1995-03-18
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691b
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22 lines
#ifndef _HASH_H
#define _HASH_H
/* Local hash table functions. Librarian uses a different set of functions */
/* Size is a prime number */
#define HASHSIZE 1021
/* Rotations in C */
#define ROTR(x,bits) (((x << (16 - bits)) | (x >> bits)) & 0xffff)
#define ROTL(x,bits) (((x << bits) | (x >> (16 - bits))) & 0xffff)
/* Hash table record definition, all entries in a hash table must be
* structures with the first two elements as given because hash table
* entries are sometimes handled generically */
typedef struct _hashrec_ {
struct _hashrec_ *link; /* Link to next element in list */
char *key; /* Full key */
} HASHREC;
#include "hash.p"
#endif _HASH_H