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/* Copyright (c) 1994 Regents of the University of California */ |
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/* SCCSid "$SunId$ LBL" */ |
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/* RCSid: $Id$ */ |
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/* |
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* Header file for general associative table lookup routines |
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*/ |
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#ifndef _MGF_LOOKUP_H_ |
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#define _MGF_LOOKUP_H_ |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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typedef struct { |
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char *key; /* key name */ |
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long hval; /* key hash value (for efficiency) */ |
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char *data; /* pointer to client data */ |
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} LUENT; |
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#ifdef NOPROTO |
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typedef struct { |
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long (*hashf)(); /* key hash function */ |
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int (*keycmp)(); /* key comparison function */ |
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void (*freek)(); /* free a key */ |
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void (*freed)(); /* free the data */ |
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int tsiz; /* current table size */ |
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LUENT *tabl; /* table, if allocated */ |
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int ndel; /* number of deleted entries */ |
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} LUTAB; |
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#else |
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typedef struct { |
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long (*hashf)(); /* key hash function */ |
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unsigned long (*hashf)(char *); /* key hash function */ |
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int (*keycmp)(const char *, const char *); /* key comparison function */ |
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void (*freek)(char *); /* free a key */ |
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void (*freed)(char *); /* free the data */ |
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LUENT *tabl; /* table, if allocated */ |
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int ndel; /* number of deleted entries */ |
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} LUTAB; |
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#endif |
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#define LU_SINIT(fk,fd) {lu_shash,strcmp,(void (*)())(fk),\ |
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(void (*)())(fd),0,NULL,0} |
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* allocated table itself. |
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*/ |
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#ifdef NOPROTO |
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extern int lu_init(); |
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extern LUENT *lu_find(); |
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extern void lu_delete(); |
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extern void lu_done(); |
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extern long lu_shash(); |
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#else |
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extern int lu_init(LUTAB *, int); |
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extern LUENT *lu_find(LUTAB *, char *); |
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extern void lu_delete(LUTAB *, char *); |
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extern void lu_done(LUTAB *); |
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extern long lu_shash(char *); |
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extern unsigned long lu_shash(char *); |
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#ifdef __cplusplus |
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} |
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#endif |
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#endif /* _MGF_LOOKUP_H_ */ |
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extern int strcmp(); |
