1 /* back-bdb.h - ldap ldbm back-end header file */
4 * Copyright 2000 The OpenLDAP Foundation, All Rights Reserved.
5 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
15 /* larger IDL sizes - likely should be even bigger */
16 #define BDB_IDL_DB_SIZE (1<<16) /* 64K IDL on disk */
17 #define BDB_IDL_SIZE (1<<17) /* 128K IDL in memory */
19 #define BDB_IDL_DB_MAX (BDB_IDL_DB_SIZE-32)
20 /* #define BDB_IDL_DB_ALLOC (BDB_IDL_DB_SIZE * sizeof(ID)) */
22 #define BDB_IDL_MAX (BDB_IDL_DB_SIZE-32)
23 /* #define BDB_IDL_DB_ALLOC (BDB_IDL_DB_SIZE * sizeof(ID)) */
25 #define BDB_IDL_IS_RANGE(ids) ((ids)[0] == NOID)
26 #define BDB_IDL_RANGE_SIZE (3 * sizeof(ID))
27 #define BDB_IDL_SIZEOF(ids) ( BDB_IDL_IS_RANGE(ids) \
28 ? BDB_IDL_RANGE_SIZE : ((ids)[0]+1) * sizeof(ID) )
30 #define BDB_IDL_RANGE( ids, f, l ) \
37 #define BDB_IDL_ZERO(ids) \
44 #define BDB_IDL_IS_ZERO(ids) ( (ids)[0] == 0 )
45 #define BDB_IDL_IS_ALL( range, ids ) ( (ids)[0] == NOID \
46 && (ids)[1] <= (range)[1] && (range)[2] <= (ids)[2] )
48 #define BDB_IDL_CPY( dst, src ) (memcpy( dst, src, BDB_IDL_SIZEOF( src ) ))
50 #define BDB_IDL_ID( bdb, ids, id ) BDB_IDL_RANGE( ids, id, ((bdb)->bi_lastid) )
51 #define BDB_IDL_ALL( bdb, ids ) BDB_IDL_RANGE( ids, 1, ((bdb)->bi_lastid) )
53 #define BDB_IDL_FIRST( ids ) ( ids[1] )
54 #define BDB_IDL_LAST( ids ) ( BDB_IDL_IS_RANGE(ids) \
55 ? ids[2] : ids[ids[0]] )
57 #define BDB_IDL_N( ids ) ( BDB_IDL_IS_RANGE(ids) \
58 ? (ids[2]-ids[1])+1 : ids[0] )