| 4 |
|
*/ |
| 5 |
|
#ifndef _RAD_LOOKUP_H_ |
| 6 |
|
#define _RAD_LOOKUP_H_ |
| 7 |
+ |
|
| 8 |
|
#ifdef __cplusplus |
| 9 |
|
extern "C" { |
| 10 |
|
#endif |
| 11 |
|
|
| 12 |
+ |
typedef void lut_free_t(void *p); |
| 13 |
+ |
typedef unsigned long lut_hashf_t(const void *); |
| 14 |
+ |
typedef int lut_keycmpf_t(const void *, const void *); |
| 15 |
|
|
| 12 |
– |
#include "copyright.h" |
| 13 |
– |
|
| 16 |
|
typedef struct { |
| 17 |
|
char *key; /* key name */ |
| 18 |
|
unsigned long hval; /* key hash value (for efficiency) */ |
| 20 |
|
} LUENT; |
| 21 |
|
|
| 22 |
|
typedef struct { |
| 23 |
< |
unsigned long (*hashf)(); /* key hash function */ |
| 24 |
< |
int (*keycmp)(); /* key comparison function */ |
| 25 |
< |
void (*freek)(); /* free a key */ |
| 26 |
< |
void (*freed)(); /* free the data */ |
| 23 |
> |
lut_hashf_t *hashf; /* key hash function */ |
| 24 |
> |
lut_keycmpf_t *keycmp; /* key comparison function */ |
| 25 |
> |
lut_free_t *freek; /* free a key */ |
| 26 |
> |
lut_free_t *freed; /* free the data */ |
| 27 |
|
int tsiz; /* current table size */ |
| 28 |
|
LUENT *tabl; /* table, if allocated */ |
| 29 |
|
int ndel; /* number of deleted entries */ |
| 30 |
|
} LUTAB; |
| 31 |
|
|
| 30 |
– |
#undef strcmp |
| 31 |
– |
#define LU_SINIT(fk,fd) {lu_shash,strcmp,(void (*)())(fk),\ |
| 32 |
– |
(void (*)())(fd),0,NULL,0} |
| 32 |
|
|
| 33 |
|
/* |
| 34 |
|
* The lu_init routine is called to initialize a table. The number of |
| 77 |
|
* allocated table itself. |
| 78 |
|
*/ |
| 79 |
|
|
| 80 |
< |
#include <string.h> /* strcmp() */ |
| 80 |
> |
typedef int lut_doallf_t(const LUENT *e, void *p); |
| 81 |
|
|
| 82 |
+ |
extern lut_keycmpf_t lu_strcmp; |
| 83 |
|
extern int lu_init(LUTAB *tbl, int nel); |
| 84 |
< |
extern unsigned long lu_shash(char *s); |
| 85 |
< |
extern LUENT *lu_find(LUTAB *tbl, char *key); |
| 86 |
< |
extern void lu_delete(LUTAB *tbl, char *key); |
| 87 |
< |
extern int lu_doall(LUTAB *tbl, int (*f)()); |
| 84 |
> |
extern unsigned long lu_shash(const void *s); |
| 85 |
> |
extern LUENT *lu_find(LUTAB *tbl, const char *key); |
| 86 |
> |
extern void lu_delete(LUTAB *tbl, const char *key); |
| 87 |
> |
extern int lu_doall(const LUTAB *tbl, lut_doallf_t *f, void *p); |
| 88 |
|
extern void lu_done(LUTAB *tbl); |
| 89 |
|
|
| 90 |
+ |
#define LU_SINIT(fk,fd) {lu_shash,lu_strcmp,fk,fd,0,NULL,0} |
| 91 |
|
|
| 92 |
|
#ifdef __cplusplus |
| 93 |
|
} |
