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      1 /*	$NetBSD: back-wt.h,v 1.3 2025/09/05 21:16:31 christos Exp $	*/
      2 
      3 /* OpenLDAP WiredTiger backend */
      4 /* $OpenLDAP$ */
      5 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
      6  *
      7  * Copyright 2002-2024 The OpenLDAP Foundation.
      8  * All rights reserved.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted only as authorized by the OpenLDAP
     12  * Public License.
     13  *
     14  * A copy of this license is available in the file LICENSE in the
     15  * top-level directory of the distribution or, alternatively, at
     16  * <http://www.OpenLDAP.org/license.html>.
     17  */
     18 /* ACKNOWLEDGEMENTS:
     19  * This work was developed by HAMANO Tsukasa <hamano (at) osstech.co.jp>
     20  * based on back-bdb for inclusion in OpenLDAP Software.
     21  * WiredTiger is a product of MongoDB Inc.
     22  */
     23 
     24 #ifndef _BACK_WT_H_
     25 #define _BACK_WT_H_
     26 
     27 #include <portable.h>
     28 
     29 #include <ac/errno.h>
     30 #include <sys/stat.h>
     31 
     32 #include "slap.h"
     33 #include "wiredtiger.h"
     34 
     35 /* The default search IDL stack cache depth */
     36 #define DEFAULT_SEARCH_STACK_DEPTH  16
     37 
     38 #define WT_CONFIG_MAX 2048
     39 
     40 struct wt_info {
     41 	WT_CONNECTION *wi_conn;
     42 	WT_CONNECTION *wi_cache;
     43 	char *wi_home;
     44 	char *wi_config;
     45 	ID	wi_lastid;
     46 
     47 	slap_mask_t wi_defaultmask;
     48 	int         wi_nattrs;
     49 	struct wt_attrinfo **wi_attrs;
     50 	void *wi_search_stack;
     51 	int wi_search_stack_depth;
     52 
     53 	struct re_s *wi_index_task;
     54 
     55 	int wi_flags;
     56 #define WT_IS_OPEN      0x01
     57 #define WT_OPEN_INDEX   0x02
     58 #define WT_DEL_INDEX    0x08
     59 #define WT_RE_OPEN      0x10
     60 #define WT_NEED_UPGRADE 0x20
     61 #define WT_USE_IDLCACHE 0x40
     62 };
     63 
     64 #define WT_TABLE_ID2ENTRY "table:id2entry"
     65 #define WT_TABLE_DN2ID "table:dn2id"
     66 
     67 #define WT_INDEX_DN "index:id2entry:dn"
     68 #define WT_INDEX_NDN "index:dn2id:ndn"
     69 #define WT_INDEX_PID "index:dn2id:pid"
     70 /* Currently, revdn is primary key, the revdn index is obsolete. */
     71 #define WT_INDEX_REVDN "index:dn2id:revdn"
     72 
     73 /* table for cache */
     74 #define WT_TABLE_IDLCACHE "table:idlcache"
     75 
     76 #define ITEMzero(item) (memset((item), 0, sizeof(WT_ITEM)))
     77 #define ITEM2bv(item,bv) ((bv)->bv_val = (item)->data, \
     78 						  (bv)->bv_len = (item)->size)
     79 #define bv2ITEM(bv,item) ((item)->data = (bv)->bv_val, \
     80 						 (item)->size = (bv)->bv_len )
     81 
     82 #define WT_INDEX_CACHE_SIZE 1024
     83 
     84 typedef struct {
     85 	WT_SESSION *session;
     86 	int is_begin_transaction;
     87 	WT_CURSOR *dn2id;
     88 	WT_CURSOR *dn2id_w;
     89 	WT_CURSOR *dn2id_ndn;
     90 	WT_CURSOR *dn2entry;
     91 	WT_CURSOR *id2entry;
     92 	WT_CURSOR *id2entry_add;
     93 	WT_CURSOR *id2entry_update;
     94 	WT_SESSION *idlcache_session;
     95 	WT_CURSOR *index_pid;
     96 } wt_ctx;
     97 
     98 /* for the cache of attribute information (which are indexed, etc.) */
     99 typedef struct wt_attrinfo {
    100 	AttributeDescription *ai_desc; /* attribute description cn;lang-en */
    101 	slap_mask_t ai_indexmask;   /* how the attr is indexed  */
    102 	slap_mask_t ai_newmask; /* new settings to replace old mask */
    103 	#ifdef LDAP_COMP_MATCH
    104 	ComponentReference* ai_cr; /*component indexing*/
    105 	#endif
    106 } AttrInfo;
    107 
    108 /* These flags must not clash with SLAP_INDEX flags or ops in slap.h! */
    109 #define	WT_INDEX_DELETING	0x8000U	/* index is being modified */
    110 #define	WT_INDEX_UPDATE_OP	0x03	/* performing an index update */
    111 
    112 #include "proto-wt.h"
    113 
    114 #endif /* _BACK_WT_H_ */
    115 
    116 /*
    117  * Local variables:
    118  * indent-tabs-mode: t
    119  * tab-width: 4
    120  * c-basic-offset: 4
    121  * End:
    122  */
    123