libio/dbz/dbz.h

   1 /* for dbm and dbz */
   2 typedef struct {
   3         char *dptr;
   4         int dsize;
   5 } datum;
   6
   7 /* standard dbm functions */
   8 extern int dbminit();
   9 extern datum fetch();
  10 extern int store();
  11 extern int delete();            /* not in dbz */
  12 extern datum firstkey();        /* not in dbz */
  13 extern datum nextkey();         /* not in dbz */
  14 extern int dbmclose();          /* in dbz, but not in old dbm */
  15
  16 /* new stuff for dbz */
  17 extern int dbzfresh();
  18 extern int dbzagain();
  19 extern datum dbzfetch();
  20 extern int dbzstore();
  21 extern int dbzsync();
  22 extern long dbzsize();
  23 extern int dbzincore();
  24 extern int dbzcancel();
  25 extern int dbzdebug();
  26
  27 /*
  28  * In principle we could handle unlimited-length keys by operating a chunk
  29  * at a time, but it's not worth it in practice.  Setting a nice large
  30  * bound on them simplifies the code and doesn't hurt anything.
  31  */
  32 #define DBZMAXKEY       255