/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
- * Copyright 2000-2004 The OpenLDAP Foundation.
+ * Copyright 2000-2005 The OpenLDAP Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
#include <portable.h>
#include "slap.h"
#include <db.h>
+#include "alock.h"
LDAP_BEGIN_DECL
#define BDB_MAX_ADD_LOOP 30
-#ifdef BDB_SUBDIRS
-#define BDB_TMP_SUBDIR "tmp"
-#define BDB_LG_SUBDIR "log"
-#define BDB_DATA_SUBDIR "data"
-#endif
-
#define BDB_SUFFIX ".bdb"
#define BDB_ID2ENTRY 0
#define BDB_DN2ID 1
#endif
Entry *bei_e;
Avlnode *bei_kids;
+#ifdef SLAP_ZONE_ALLOC
+ struct bdb_info *bei_bdb;
+ int bei_zseq;
+#endif
ldap_pvt_thread_mutex_t bei_kids_mutex;
struct bdb_entry_info *bei_lrunext; /* for cache lru list */
typedef struct bdb_cache {
int c_maxsize;
int c_cursize;
- int c_eiused;
-/* c_eiused shows how many EntryInfos are in use. It should
- * also equal the length of the LRU list, i.e., everything now lives
- * on the LRU list. c_cursize shows how many Entries are attached.
- * c_cursize will be <= c_eiused because internal nodes of the DIT
- * will be retained in memory as long as their children are in use.
- */
+ int c_eiused; /* EntryInfo's in use */
+ int c_leaves; /* EntryInfo leaf nodes */
EntryInfo c_dntree;
EntryInfo *c_eifree; /* free list */
Avlnode *c_idtree;
ldap_pvt_thread_rdwr_t c_rwlock;
ldap_pvt_thread_mutex_t lru_mutex;
u_int32_t c_locker; /* used by lru cleaner */
+#ifdef SLAP_ZONE_ALLOC
+ void *c_zctx;
+#endif
} Cache;
#define CACHE_READ_LOCK 0
int bi_txn_cp;
u_int32_t bi_txn_cp_min;
u_int32_t bi_txn_cp_kbyte;
+ void *bi_txn_cp_task;
+ void *bi_index_task;
int bi_lock_detect;
long bi_shm_key;
ID bi_lastid;
ldap_pvt_thread_mutex_t bi_lastid_mutex;
- LDAP_LIST_HEAD(pl, slap_op) bi_psearch_list;
- ldap_pvt_thread_rdwr_t bi_pslist_rwlock;
- LDAP_LIST_HEAD(se, slap_session_entry) bi_session_list;
int bi_idl_cache_max_size;
int bi_idl_cache_size;
Avlnode *bi_idl_tree;
bdb_idl_cache_entry_t *bi_idl_lru_tail;
ldap_pvt_thread_rdwr_t bi_idl_tree_rwlock;
ldap_pvt_thread_mutex_t bi_idl_tree_lrulock;
+ alock_info_t bi_alock_info;
+ char *bi_db_config_path;
+ BerVarray bi_db_config;
+ int bi_flags;
+#define BDB_IS_OPEN 0x01
+#define BDB_HAS_CONFIG 0x02
+#define BDB_UPD_CONFIG 0x04
+#define BDB_DEL_INDEX 0x08
+#define BDB_RE_OPEN 0x10
+#ifdef BDB_HIER
+ int bi_modrdns; /* number of modrdns completed */
+ ldap_pvt_thread_mutex_t bi_modrdns_mutex;
+#endif
};
#define bi_id2entry bi_databases[BDB_ID2ENTRY]
#define bi_dn2id bi_databases[BDB_DN2ID]
+struct bdb_lock_info {
+ struct bdb_lock_info *bli_next;
+ ID bli_id;
+ DB_LOCK bli_lock;
+};
+
struct bdb_op_info {
BackendDB* boi_bdb;
DB_TXN* boi_txn;
- DB_LOCK boi_lock; /* used when no txn */
u_int32_t boi_err;
u_int32_t boi_locker;
int boi_acl_cache;
+ struct bdb_lock_info *boi_locks; /* used when no txn */
};
#define DB_OPEN(db, file, name, type, flags, mode) \
#if DB_VERSION_FULL >= 0x04010011
#undef DB_OPEN
#define DB_OPEN(db, file, name, type, flags, mode) \
- (db)->open(db, NULL, file, name, type, (flags)|DB_AUTO_COMMIT, mode)
+ (db)->open(db, NULL, file, name, type, flags, mode)
#endif
#endif
#define BDB_CSN_ABORT 1
#define BDB_CSN_RETRY 2
+/* Copy an ID "src" to pointer "dst" in big-endian byte order */
+#define BDB_ID2DISK( src, dst ) \
+ do { int i0; ID tmp; unsigned char *_p; \
+ tmp = (src); _p = (unsigned char *)(dst); \
+ for ( i0=sizeof(ID)-1; i0>=0; i0-- ) { \
+ _p[i0] = tmp & 0xff; tmp >>= 8; \
+ } \
+ } while(0)
+
+/* Copy a pointer "src" to a pointer "dst" from big-endian to native order */
+#define BDB_DISK2ID( src, dst ) \
+ do { int i0; ID tmp = 0; unsigned char *_p; \
+ _p = (unsigned char *)(src); \
+ for ( i0=0; i0<sizeof(ID); i0++ ) { \
+ tmp <<= 8; tmp |= *_p++; \
+ } *(dst) = tmp; \
+ } while (0)
+
LDAP_END_DECL
+/* for the cache of attribute information (which are indexed, etc.) */
+typedef struct bdb_attrinfo {
+ AttributeDescription *ai_desc; /* attribute description cn;lang-en */
+ slap_mask_t ai_indexmask; /* how the attr is indexed */
+ slap_mask_t ai_newmask; /* new settings to replace old mask */
+#ifdef LDAP_COMP_MATCH
+ ComponentReference* ai_cr; /*component indexing*/
+#endif
+} AttrInfo;
+
+/* These flags must not clash with SLAP_INDEX flags or ops in slap.h! */
+#define BDB_INDEX_DELETING 0x8000U /* index is being modified */
+#define BDB_INDEX_UPDATE_OP 0x03 /* performing an index update */
+
#include "proto-bdb.h"
#endif /* _BACK_BDB_H_ */