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#ifndef gdbmobj_h
#define gdbmobj_h
/*
** Copyright 1998 - 1999 Double Precision, Inc. See COPYING for
** distribution information.
*/
static const char gdbmobj_h_rcsid[]="$Id: gdbmobj.h,v 1.6 1999/12/06 13:14:46 mrsam Exp $";
#include "gdbm.h"
#include <stdlib.h>
#ifdef __cplusplus
extern "C" {
#endif
struct gdbmobj {
GDBM_FILE dbf;
int has_dbf;
char *prev_key;
size_t prev_key_len;
} ;
void gdbmobj_init(struct gdbmobj *);
int gdbmobj_open(struct gdbmobj *, const char *, const char *);
void gdbmobj_close(struct gdbmobj *);
#define gdbmobj_isopen(p) (!!(p)->has_dbf)
char *gdbmobj_fetch(struct gdbmobj *, const char *, size_t, size_t *, const char *);
int gdbmobj_exists(struct gdbmobj *, const char *, size_t);
int gdbmobj_delete(struct gdbmobj *, const char *, size_t);
int gdbmobj_store(struct gdbmobj *, const char *, size_t, const char *,
size_t, const char *);
char *gdbmobj_firstkey(struct gdbmobj *, size_t *, char **, size_t *);
char *gdbmobj_nextkey(struct gdbmobj *, size_t *, char **, size_t *);
#ifdef __cplusplus
} ;
class GdbmObj {
struct gdbmobj obj;
GdbmObj(const GdbmObj &); // Undefined
GdbmObj &operator=(const GdbmObj &); // Undefined
public:
GdbmObj() { gdbmobj_init(&obj); }
~GdbmObj() { gdbmobj_close(&obj); }
int Open(const char *filename, const char *mode)
{
return ( gdbmobj_open(&obj, filename, mode));
}
int IsOpen() { return (gdbmobj_isopen(&obj)); }
void Close() { gdbmobj_close(&obj); }
char *Fetch(const char *key, size_t keylen,
size_t &valuelen, const char *mode)
{
return (gdbmobj_fetch(&obj, key, keylen,
&valuelen, mode));
}
int Exists(const char *key, size_t keylen)
{
return (gdbmobj_exists(&obj, key, keylen));
}
int Delete(const char *key, size_t keylen)
{
return (gdbmobj_delete(&obj, key, keylen));
}
int Store(const char *key, size_t keylen,
const char *value, size_t valuelen,
const char *mode)
{
return (gdbmobj_store(&obj, key, keylen, value,
valuelen, mode));
}
char *FetchFirstKeyVal(size_t &keylen, char *&val, size_t &vallen)
{
return (gdbmobj_firstkey(&obj, &keylen, &val, &vallen));
}
char *FetchNextKeyVal(size_t &keylen, char *&val, size_t &vallen)
{
return (gdbmobj_nextkey(&obj, &keylen, &val, &vallen));
}
} ;
#endif
#endif
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