/usr/include/skalibs/cdb.h is in skalibs-dev 0.47-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 | /* Public domain. */
#ifndef CDB_H
#define CDB_H
#include "gccattributes.h"
#include "uint32.h"
#define CDB_HASHSTART 5381
extern uint32 cdb_hashadd (uint32, unsigned char) gccattr_const ;
extern uint32 cdb_hash (char const *, unsigned int) gccattr_pure ;
struct cdb
{
char *map ; /* 0 if no map is available */
int fd ;
uint32 size ; /* initialized if map is nonzero */
uint32 loop ; /* number of hash slots searched under this key */
uint32 khash ; /* initialized if loop is nonzero */
uint32 kpos ; /* initialized if loop is nonzero */
uint32 hpos ; /* initialized if loop is nonzero */
uint32 hslots ; /* initialized if loop is nonzero */
uint32 dpos ; /* initialized if cdb_findnext() returns 1 */
uint32 dlen ; /* initialized if cdb_findnext() returns 1 */
} ;
#define CDB_ZERO { 0, -1, 0, 0, 0, 0, 0, 0, 0, 0 }
extern void cdb_free (struct cdb *) ;
extern int cdb_init (struct cdb *, int fd) ;
extern int cdb_read (struct cdb *, char *, unsigned int, uint32) ;
extern void cdb_findstart (struct cdb *) ;
extern int cdb_findnext (struct cdb *, char const *, unsigned int) ;
extern int cdb_find (struct cdb *, char const *, unsigned int) ;
#define cdb_datapos(c) ((c)->dpos)
#define cdb_datalen(c) ((c)->dlen)
#define cdb_keypos(c) ((c)->kpos)
#define cdb_keylen(c) ((c)->dpos - (c)->kpos)
extern int cdb_firstkey (struct cdb *, uint32 *) ;
extern int cdb_nextkey (struct cdb *, uint32 *) ;
extern int cdb_successor (struct cdb *, char const *, unsigned int) ;
#endif
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