New dn2id format with base/one/subtree indices (ldbm/bdb2)

[openldap] / servers / slapd / back-ldbm / init.c

diff --git a/servers/slapd/back-ldbm/init.c b/servers/slapd/back-ldbm/init.c
index 7f65cf8dd52b9ea23f9716afd0a2792f37406a3b..770f5883ed22cac6103ea4db2295aab1b90814aa 100644 (file)
--- a/servers/slapd/back-ldbm/init.c
+++ b/servers/slapd/back-ldbm/init.c
@@ -1,4 +1,8 @@
 /* init.c - initialize ldbm backend */
+/*
+ * Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
+ * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+ */
 
 #include "portable.h"
 
@@ -10,13 +14,28 @@
 #include "slap.h"
 #include "back-ldbm.h"
 
+#ifdef SLAPD_LDBM_DYNAMIC
+
+int back_ldbm_LTX_init_module(int argc, char *argv[]) {
+    BackendInfo bi;
+
+    memset( &bi, 0, sizeof(bi) );
+    bi.bi_type = "ldbm";
+    bi.bi_init = ldbm_back_initialize;
+
+    backend_add(&bi);
+    return 0;
+}
+
+#endif /* SLAPD_LDBM_DYNAMIC */
+
 int
 ldbm_back_initialize(
     BackendInfo        *bi
 )
 {
        bi->bi_open = ldbm_back_open;
-       bi->bi_config = NULL;
+       bi->bi_config = 0;
        bi->bi_close = ldbm_back_close;
        bi->bi_destroy = ldbm_back_destroy;
 
@@ -36,8 +55,25 @@ ldbm_back_initialize(
        bi->bi_op_delete = ldbm_back_delete;
        bi->bi_op_abandon = ldbm_back_abandon;
 
+       bi->bi_entry_release_rw = ldbm_back_entry_release_rw;
        bi->bi_acl_group = ldbm_back_group;
 
+       /*
+        * hooks for slap tools
+        */
+       bi->bi_tool_entry_open = ldbm_tool_entry_open;
+       bi->bi_tool_entry_close = ldbm_tool_entry_close;
+       bi->bi_tool_entry_first = ldbm_tool_entry_first;
+       bi->bi_tool_entry_next = ldbm_tool_entry_next;
+       bi->bi_tool_entry_get = ldbm_tool_entry_get;
+       bi->bi_tool_entry_put = ldbm_tool_entry_put;
+       bi->bi_tool_index_attr = ldbm_tool_index_attr;
+       bi->bi_tool_index_change = ldbm_tool_index_change;
+       bi->bi_tool_sync = ldbm_tool_sync;
+
+       bi->bi_connection_init = 0;
+       bi->bi_connection_destroy = 0;
+
        return 0;
 }
 
@@ -67,7 +103,7 @@ ldbm_back_close(
     BackendInfo        *bi
 )
 {
-       /* initialize the underlying database system */
+       /* terminate the underlying database system */
        ldbm_shutdown();
 
        return 0;
@@ -80,18 +116,13 @@ ldbm_back_db_init(
 {
        struct ldbminfo *li;
        char            *argv[ 4 ];
-       int             i;
 
-       /* allocate backend-specific stuff */
+       /* allocate backend-database-specific stuff */
        li = (struct ldbminfo *) ch_calloc( 1, sizeof(struct ldbminfo) );
 
        /* arrange to read nextid later (on first request for it) */
        li->li_nextid = NOID;
 
-#if SLAPD_NEXTID_CHUNK > 1
-       li->li_nextid_wrote = NOID;
-#endif
-
        /* default cache size */
        li->li_cache.c_maxsize = DEFAULT_CACHE_SIZE;
 
@@ -105,29 +136,13 @@ ldbm_back_db_init(
        li->li_mode = DEFAULT_MODE;
 
        /* default database directory */
-       li->li_directory = DEFAULT_DB_DIRECTORY;
+       li->li_directory = ch_strdup( DEFAULT_DB_DIRECTORY );
 
-       /* always index dn, id2children, objectclass (used in some searches) */
-       argv[ 0 ] = "dn";
-       argv[ 1 ] = "dn";
-       argv[ 2 ] = NULL;
-       attr_syntax_config( "ldbm dn initialization", 0, 2, argv );
-       argv[ 0 ] = "dn";
-       argv[ 1 ] = "sub";
-       argv[ 2 ] = "eq";
-       argv[ 3 ] = NULL;
-       attr_index_config( li, "ldbm dn initialization", 0, 3, argv, 1 );
-       argv[ 0 ] = "id2children";
-       argv[ 1 ] = "eq";
-       argv[ 2 ] = NULL;
-       attr_index_config( li, "ldbm id2children initialization", 0, 2, argv,
-           1 );
        argv[ 0 ] = "objectclass";
-       argv[ 1 ] = ch_strdup( "pres,eq" );
+       argv[ 1 ] = "pres,eq";
        argv[ 2 ] = NULL;
-       attr_index_config( li, "ldbm objectclass initialization", 0, 2, argv,
-           1 );
-       free( argv[ 1 ] );
+       attr_index_config( li, "ldbm objectclass initialization",
+               0, 2, argv, 1 );
 
        /* initialize various mutex locks & condition variables */
        ldap_pvt_thread_mutex_init( &li->li_root_mutex );
@@ -156,6 +171,19 @@ ldbm_back_db_destroy(
 )
 {
        /* should free/destroy every in be_private */
+#ifdef SLAP_CLEANUP
+       struct ldbminfo *li = (struct ldbminfo *) be->be_private;
+       free( li->li_nextid_file );
+       free( li->li_directory );
+       attr_index_destroy( li->li_attrs );
+
+       ldap_pvt_thread_mutex_destroy( &li->li_root_mutex );
+       ldap_pvt_thread_mutex_destroy( &li->li_add_mutex );
+       ldap_pvt_thread_mutex_destroy( &li->li_cache.c_mutex );
+       ldap_pvt_thread_mutex_destroy( &li->li_nextid_mutex );
+       ldap_pvt_thread_mutex_destroy( &li->li_dbcache_mutex );
+       ldap_pvt_thread_cond_destroy( &li->li_dbcache_cv );
+#endif /* SLAP_CLEANUP */
        free( be->be_private );
        be->be_private = NULL;
        return 0;