X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=servers%2Fslapd%2Fback-bdb%2Fdn2id.c;h=528c57815f15089372f2b11178150b740a4b9c08;hb=82c1b0d1f0a27e374961c910473f549878e81e24;hp=9b4573b7ec4a04b6b1ed1b43ac755e258daecc82;hpb=d6730e5f50de71c509e25910942b1ce316ec7e96;p=openldap
diff --git a/servers/slapd/back-bdb/dn2id.c b/servers/slapd/back-bdb/dn2id.c
index 9b4573b7ec..528c57815f 100644
--- a/servers/slapd/back-bdb/dn2id.c
+++ b/servers/slapd/back-bdb/dn2id.c
@@ -1,8 +1,17 @@
/* dn2id.c - routines to deal with the dn2id index */
/* $OpenLDAP$ */
-/*
- * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+/* This work is part of OpenLDAP Software .
+ *
+ * Copyright 2000-2004 The OpenLDAP Foundation.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * .
*/
#include "portable.h"
@@ -12,384 +21,1121 @@
#include "back-bdb.h"
#include "idl.h"
+#include "lutil.h"
+#ifndef BDB_HIER
int
bdb_dn2id_add(
- BackendDB *be,
+ Operation *op,
DB_TXN *txn,
- const char *dn,
- ID id )
+ EntryInfo *eip,
+ Entry *e )
{
+ struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private;
+ DB *db = bdb->bi_dn2id->bdi_db;
int rc;
DBT key, data;
- struct bdb_info *bdb = (struct bdb_info *) be->be_private;
- DB *db = bdb->bi_dn2id->bdi_db;
+ char *buf;
+ struct berval ptr, pdn;
+#ifdef NEW_LOGGING
+ LDAP_LOG ( INDEX, ARGS, "bdb_dn2id_add( \"%s\", 0x%08lx )\n",
+ e->e_ndn, (long) e->e_id, 0 );
+#else
Debug( LDAP_DEBUG_TRACE, "=> bdb_dn2id_add( \"%s\", 0x%08lx )\n",
- dn, (long) id, 0 );
- assert( id != NOID );
+ e->e_ndn, (long) e->e_id, 0 );
+#endif
+ assert( e->e_id != NOID );
DBTzero( &key );
- key.size = strlen( dn ) + 2;
- key.data = ch_malloc( key.size );
- ((char *)key.data)[0] = DN_BASE_PREFIX;
- AC_MEMCPY( &((char *)key.data)[1], dn, key.size - 1 );
+ key.size = e->e_nname.bv_len + 2;
+ key.ulen = key.size;
+ key.flags = DB_DBT_USERMEM;
+ buf = op->o_tmpalloc( key.size, op->o_tmpmemctx );
+ key.data = buf;
+ buf[0] = DN_BASE_PREFIX;
+ ptr.bv_val = buf + 1;
+ ptr.bv_len = e->e_nname.bv_len;
+ AC_MEMCPY( ptr.bv_val, e->e_nname.bv_val, e->e_nname.bv_len );
+ ptr.bv_val[ptr.bv_len] = '\0';
DBTzero( &data );
- data.data = (char *) &id;
- data.size = sizeof( id );
+ data.data = (char *) &e->e_id;
+ data.size = sizeof( e->e_id );
/* store it -- don't override */
rc = db->put( db, txn, &key, &data, DB_NOOVERWRITE );
if( rc != 0 ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG ( INDEX, ERR, "bdb_dn2id_add: put failed: %s %d\n",
+ db_strerror(rc), rc, 0 );
+#else
Debug( LDAP_DEBUG_ANY, "=> bdb_dn2id_add: put failed: %s %d\n",
db_strerror(rc), rc, 0 );
+#endif
goto done;
}
- {
- char *pdn = dn_parent( NULL, dn );
- ((char *)(key.data))[0] = DN_ONE_PREFIX;
-
- if( pdn != NULL ) {
- key.size = strlen( pdn ) + 2;
- AC_MEMCPY( &((char*)key.data)[1],
- pdn, key.size - 1 );
-
- rc = bdb_idl_insert_key( be, db, txn, &key, id );
-
- if( rc != 0 ) {
- Debug( LDAP_DEBUG_ANY,
- "=> bdb_dn2id_add: parent (%s) insert failed: %d\n",
- pdn, rc, 0 );
- free( pdn );
- goto done;
- }
- free( pdn );
+#ifndef BDB_MULTIPLE_SUFFIXES
+ if( !be_issuffix( op->o_bd, &ptr )) {
+#endif
+ buf[0] = DN_SUBTREE_PREFIX;
+ rc = db->put( db, txn, &key, &data, DB_NOOVERWRITE );
+ if( rc != 0 ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG ( INDEX, ERR,
+ "=> bdb_dn2id_add: subtree (%s) put failed: %d\n",
+ ptr.bv_val, rc, 0 );
+#else
+ Debug( LDAP_DEBUG_ANY,
+ "=> bdb_dn2id_add: subtree (%s) put failed: %d\n",
+ ptr.bv_val, rc, 0 );
+#endif
+ goto done;
}
+
+#ifdef BDB_MULTIPLE_SUFFIXES
+ if( !be_issuffix( op->o_bd, &ptr )) {
+#endif
+ dnParent( &ptr, &pdn );
+
+ key.size = pdn.bv_len + 2;
+ key.ulen = key.size;
+ pdn.bv_val[-1] = DN_ONE_PREFIX;
+ key.data = pdn.bv_val-1;
+ ptr = pdn;
+
+ rc = bdb_idl_insert_key( op->o_bd, db, txn, &key, e->e_id );
+
+ if( rc != 0 ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG ( INDEX, ERR,
+ "=> bdb_dn2id_add: parent (%s) insert failed: %d\n",
+ ptr.bv_val, rc, 0 );
+#else
+ Debug( LDAP_DEBUG_ANY,
+ "=> bdb_dn2id_add: parent (%s) insert failed: %d\n",
+ ptr.bv_val, rc, 0 );
+#endif
+ goto done;
+ }
+#ifndef BDB_MULTIPLE_SUFFIXES
}
+ while( !be_issuffix( op->o_bd, &ptr ))
+#else
+ for (;;)
+#endif
{
- char **subtree = dn_subtree( NULL, dn );
-
- if( subtree != NULL ) {
- int i;
- ((char *)key.data)[0] = DN_SUBTREE_PREFIX;
- for( i=0; subtree[i] != NULL; i++ ) {
- key.size = strlen( subtree[i] ) + 2;
- AC_MEMCPY( &((char *)key.data)[1],
- subtree[i], key.size - 1 );
-
- rc = bdb_idl_insert_key( be, db, txn, &key, id );
-
- if( rc != 0 ) {
- Debug( LDAP_DEBUG_ANY,
- "=> bdb_dn2id_add: subtree (%s) insert failed: %d\n",
- subtree[i], rc, 0 );
- break;
- }
- }
+ ptr.bv_val[-1] = DN_SUBTREE_PREFIX;
- charray_free( subtree );
+ rc = bdb_idl_insert_key( op->o_bd, db, txn, &key, e->e_id );
+
+ if( rc != 0 ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG ( INDEX, ERR,
+ "=> bdb_dn2id_add: subtree (%s) insert failed: %d\n",
+ ptr.bv_val, rc, 0 );
+#else
+ Debug( LDAP_DEBUG_ANY,
+ "=> bdb_dn2id_add: subtree (%s) insert failed: %d\n",
+ ptr.bv_val, rc, 0 );
+#endif
+ break;
}
+#ifdef BDB_MULTIPLE_SUFFIXES
+ if( be_issuffix( op->o_bd, &ptr )) break;
+#endif
+ dnParent( &ptr, &pdn );
+
+ key.size = pdn.bv_len + 2;
+ key.ulen = key.size;
+ key.data = pdn.bv_val - 1;
+ ptr = pdn;
}
+#ifdef BDB_MULTIPLE_SUFFIXES
+ }
+#endif
done:
- ch_free( key.data );
+ op->o_tmpfree( buf, op->o_tmpmemctx );
+#ifdef NEW_LOGGING
+ LDAP_LOG ( INDEX, RESULTS, "<= bdb_dn2id_add: %d\n", rc, 0, 0 );
+#else
Debug( LDAP_DEBUG_TRACE, "<= bdb_dn2id_add: %d\n", rc, 0, 0 );
+#endif
return rc;
}
int
bdb_dn2id_delete(
- BackendDB *be,
+ Operation *op,
DB_TXN *txn,
- const char *dn,
- ID id )
+ EntryInfo *eip,
+ Entry *e )
{
+ struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private;
+ DB *db = bdb->bi_dn2id->bdi_db;
int rc;
DBT key;
- struct bdb_info *bdb = (struct bdb_info *) be->be_private;
- DB *db = bdb->bi_dn2id->bdi_db;
+ char *buf;
+ struct berval pdn, ptr;
+#ifdef NEW_LOGGING
+ LDAP_LOG ( INDEX, ARGS,
+ "=> bdb_dn2id_delete ( \"%s\", 0x%08lx )\n", e->e_ndn, e->e_id, 0);
+#else
Debug( LDAP_DEBUG_TRACE, "=> bdb_dn2id_delete( \"%s\", 0x%08lx )\n",
- dn, id, 0 );
+ e->e_ndn, e->e_id, 0 );
+#endif
DBTzero( &key );
- key.size = strlen( dn ) + 2;
- key.data = ch_malloc( key.size );
- ((char *)key.data)[0] = DN_BASE_PREFIX;
- AC_MEMCPY( &((char *)key.data)[1], dn, key.size - 1 );
-
- /* store it -- don't override */
+ key.size = e->e_nname.bv_len + 2;
+ buf = op->o_tmpalloc( key.size, op->o_tmpmemctx );
+ key.data = buf;
+ key.flags = DB_DBT_USERMEM;
+ buf[0] = DN_BASE_PREFIX;
+ ptr.bv_val = buf+1;
+ ptr.bv_len = e->e_nname.bv_len;
+ AC_MEMCPY( ptr.bv_val, e->e_nname.bv_val, e->e_nname.bv_len );
+ ptr.bv_val[ptr.bv_len] = '\0';
+
+ /* delete it */
rc = db->del( db, txn, &key, 0 );
if( rc != 0 ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG ( INDEX, ERR,
+ "=> bdb_dn2id_delete: delete failed: %s %d\n",
+ db_strerror(rc), rc, 0 );
+#else
Debug( LDAP_DEBUG_ANY, "=> bdb_dn2id_delete: delete failed: %s %d\n",
db_strerror(rc), rc, 0 );
+#endif
goto done;
}
- {
- char *pdn = dn_parent( NULL, dn );
- ((char *)(key.data))[0] = DN_ONE_PREFIX;
-
- if( pdn != NULL ) {
- key.size = strlen( pdn ) + 2;
- AC_MEMCPY( &((char*)key.data)[1],
- pdn, key.size - 1 );
-
- rc = bdb_idl_delete_key( be, db, txn, &key, id );
-
- if( rc != 0 ) {
- Debug( LDAP_DEBUG_ANY,
- "=> bdb_dn2id_delete: parent (%s) delete failed: %d\n",
- pdn, rc, 0 );
- free( pdn );
- goto done;
- }
- free( pdn );
+#ifndef BDB_MULTIPLE_SUFFIXES
+ if( !be_issuffix( op->o_bd, &ptr )) {
+#endif
+ buf[0] = DN_SUBTREE_PREFIX;
+ rc = db->del( db, txn, &key, 0 );
+ if( rc != 0 ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG ( INDEX, ERR,
+ "=> bdb_dn2id_delete: subtree (%s) delete failed: %d\n",
+ ptr.bv_val, rc, 0 );
+#else
+ Debug( LDAP_DEBUG_ANY,
+ "=> bdb_dn2id_delete: subtree (%s) delete failed: %d\n",
+ ptr.bv_val, rc, 0 );
+#endif
+ goto done;
}
- }
- {
- char **subtree = dn_subtree( NULL, dn );
-
- if( subtree != NULL ) {
- int i;
- ((char *)key.data)[0] = DN_SUBTREE_PREFIX;
- for( i=0; subtree[i] != NULL; i++ ) {
- key.size = strlen( subtree[i] ) + 2;
- AC_MEMCPY( &((char *)key.data)[1],
- subtree[i], key.size - 1 );
-
- rc = bdb_idl_delete_key( be, db, txn, &key, id );
-
- if( rc != 0 ) {
- Debug( LDAP_DEBUG_ANY,
- "=> bdb_dn2id_delete: subtree (%s) delete failed: %d\n",
- subtree[i], rc, 0 );
- charray_free( subtree );
- goto done;
- }
- }
+#ifdef BDB_MULTIPLE_SUFFIXES
+ if( !be_issuffix( op->o_bd, &ptr )) {
+#endif
+ dnParent( &ptr, &pdn );
+
+ key.size = pdn.bv_len + 2;
+ key.ulen = key.size;
+ pdn.bv_val[-1] = DN_ONE_PREFIX;
+ key.data = pdn.bv_val - 1;
+ ptr = pdn;
+
+ rc = bdb_idl_delete_key( op->o_bd, db, txn, &key, e->e_id );
+
+ if( rc != 0 ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG ( INDEX, ERR,
+ "=> bdb_dn2id_delete: parent (%s) delete failed: %d\n",
+ ptr.bv_val, rc, 0 );
+#else
+ Debug( LDAP_DEBUG_ANY,
+ "=> bdb_dn2id_delete: parent (%s) delete failed: %d\n",
+ ptr.bv_val, rc, 0 );
+#endif
+ goto done;
+ }
+#ifndef BDB_MULTIPLE_SUFFIXES
+ }
- charray_free( subtree );
+ while( !be_issuffix( op->o_bd, &ptr )) {
+#else
+ for (;;) {
+#endif
+ ptr.bv_val[-1] = DN_SUBTREE_PREFIX;
+
+ rc = bdb_idl_delete_key( op->o_bd, db, txn, &key, e->e_id );
+ if( rc != 0 ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG ( INDEX, ERR,
+ "=> bdb_dn2id_delete: subtree (%s) delete failed: %d\n",
+ ptr.bv_val, rc, 0 );
+#else
+ Debug( LDAP_DEBUG_ANY,
+ "=> bdb_dn2id_delete: subtree (%s) delete failed: %d\n",
+ ptr.bv_val, rc, 0 );
+#endif
+ goto done;
}
+#ifdef BDB_MULTIPLE_SUFFIXES
+ if( be_issuffix( op->o_bd, &ptr )) break;
+#endif
+ dnParent( &ptr, &pdn );
+
+ key.size = pdn.bv_len + 2;
+ key.ulen = key.size;
+ key.data = pdn.bv_val - 1;
+ ptr = pdn;
}
+#ifdef BDB_MULTIPLE_SUFFIXES
+ }
+#endif
done:
- ch_free( key.data );
+ op->o_tmpfree( buf, op->o_tmpmemctx );
+#ifdef NEW_LOGGING
+ LDAP_LOG ( INDEX, RESULTS, "<= bdb_dn2id_delete %d\n", rc, 0, 0 );
+#else
Debug( LDAP_DEBUG_TRACE, "<= bdb_dn2id_delete %d\n", rc, 0, 0 );
+#endif
return rc;
}
int
bdb_dn2id(
- BackendDB *be,
+ Operation *op,
DB_TXN *txn,
- const char *dn,
- ID *id )
+ struct berval *dn,
+ EntryInfo *ei )
{
int rc;
DBT key, data;
- struct bdb_info *bdb = (struct bdb_info *) be->be_private;
+ struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private;
DB *db = bdb->bi_dn2id->bdi_db;
- Debug( LDAP_DEBUG_TRACE, "=> bdb_dn2id( \"%s\" )\n", dn, 0, 0 );
-
+#ifdef NEW_LOGGING
+ LDAP_LOG ( INDEX, ARGS, "=> bdb_dn2id( \"%s\" )\n", dn->bv_val, 0, 0 );
+#else
+ Debug( LDAP_DEBUG_TRACE, "=> bdb_dn2id( \"%s\" )\n", dn->bv_val, 0, 0 );
+#endif
DBTzero( &key );
- key.size = strlen( dn ) + 2;
- key.data = ch_malloc( key.size );
+ key.size = dn->bv_len + 2;
+ key.data = op->o_tmpalloc( key.size, op->o_tmpmemctx );
((char *)key.data)[0] = DN_BASE_PREFIX;
- AC_MEMCPY( &((char *)key.data)[1], dn, key.size - 1 );
+ AC_MEMCPY( &((char *)key.data)[1], dn->bv_val, key.size - 1 );
/* store the ID */
DBTzero( &data );
- data.data = id;
+ data.data = &ei->bei_id;
data.ulen = sizeof(ID);
data.flags = DB_DBT_USERMEM;
/* fetch it */
- rc = db->get( db, txn, &key, &data, 0 );
+ rc = db->get( db, txn, &key, &data, bdb->bi_db_opflags );
if( rc != 0 ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG ( INDEX, ERR, "<= bdb_dn2id: get failed %s (%d)\n",
+ db_strerror(rc), rc, 0 );
+#else
Debug( LDAP_DEBUG_TRACE, "<= bdb_dn2id: get failed: %s (%d)\n",
db_strerror( rc ), rc, 0 );
+#endif
} else {
+#ifdef NEW_LOGGING
+ LDAP_LOG ( INDEX, RESULTS,
+ "<= bdb_dn2id: got id=0x%08lx\n", ei->bei_id, 0, 0 );
+#else
Debug( LDAP_DEBUG_TRACE, "<= bdb_dn2id: got id=0x%08lx\n",
- *id, 0, 0 );
+ ei->bei_id, 0, 0 );
+#endif
}
- ch_free( key.data );
+ op->o_tmpfree( key.data, op->o_tmpmemctx );
return rc;
}
int
-bdb_dn2id_matched(
- BackendDB *be,
+bdb_dn2id_children(
+ Operation *op,
DB_TXN *txn,
- const char *in,
- ID *id,
- char **matchedDN )
+ Entry *e )
{
- int rc;
DBT key, data;
- struct bdb_info *bdb = (struct bdb_info *) be->be_private;
+ struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private;
DB *db = bdb->bi_dn2id->bdi_db;
- const char *dn = in;
- char *tmp = NULL;
-
- Debug( LDAP_DEBUG_TRACE, "=> bdb_dn2id_matched( \"%s\" )\n", dn, 0, 0 );
+ ID id;
+ int rc;
+#ifdef NEW_LOGGING
+ LDAP_LOG ( INDEX, ARGS,
+ "=> bdb_dn2id_children( %s )\n", e->e_nname.bv_val, 0, 0 );
+#else
+ Debug( LDAP_DEBUG_TRACE, "=> bdb_dn2id_children( %s )\n",
+ e->e_nname.bv_val, 0, 0 );
+#endif
DBTzero( &key );
- key.size = strlen( dn ) + 2;
- key.data = ch_malloc( key.size );
- ((char *)key.data)[0] = DN_BASE_PREFIX;
-
- /* store the ID */
+ key.size = e->e_nname.bv_len + 2;
+ key.data = op->o_tmpalloc( key.size, op->o_tmpmemctx );
+ ((char *)key.data)[0] = DN_ONE_PREFIX;
+ AC_MEMCPY( &((char *)key.data)[1], e->e_nname.bv_val, key.size - 1 );
+
+#ifdef SLAP_IDL_CACHE
+ if ( bdb->bi_idl_cache_size ) {
+ rc = bdb_idl_cache_get( bdb, db, &key, NULL );
+ if ( rc != LDAP_NO_SUCH_OBJECT ) {
+ op->o_tmpfree( key.data, op->o_tmpmemctx );
+ return rc;
+ }
+ }
+#endif
+ /* we actually could do a empty get... */
DBTzero( &data );
- data.data = id;
- data.ulen = sizeof(ID);
+ data.data = &id;
+ data.ulen = sizeof(id);
data.flags = DB_DBT_USERMEM;
+ data.doff = 0;
+ data.dlen = sizeof(id);
- *matchedDN = NULL;
+ rc = db->get( db, txn, &key, &data, bdb->bi_db_opflags );
+ op->o_tmpfree( key.data, op->o_tmpmemctx );
+
+#ifdef NEW_LOGGING
+ LDAP_LOG ( INDEX, DETAIL1,
+ "<= bdb_dn2id_children( %s ): %s (%d)\n",
+ e->e_nname.bv_val, rc == 0 ? "" : ( rc == DB_NOTFOUND ? "no " :
+ db_strerror(rc)), rc );
+#else
+ Debug( LDAP_DEBUG_TRACE, "<= bdb_dn2id_children( %s ): %s (%d)\n",
+ e->e_nname.bv_val,
+ rc == 0 ? "" : ( rc == DB_NOTFOUND ? "no " :
+ db_strerror(rc) ), rc );
+#endif
- while(1) {
- AC_MEMCPY( &((char *)key.data)[1], dn, key.size - 1 );
+ return rc;
+}
- *id = NOID;
+int
+bdb_dn2idl(
+ Operation *op,
+ Entry *e,
+ ID *ids,
+ ID *stack )
+{
+ int rc;
+ DBT key;
+ struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private;
+ DB *db = bdb->bi_dn2id->bdi_db;
+ int prefix = ( op->ors_scope == LDAP_SCOPE_ONELEVEL )
+ ? DN_ONE_PREFIX : DN_SUBTREE_PREFIX;
+
+#ifdef NEW_LOGGING
+ LDAP_LOG ( INDEX, ARGS, "=> bdb_dn2ididl( \"%s\" )\n",
+ e->e_nname.bv_val, 0, 0 );
+#else
+ Debug( LDAP_DEBUG_TRACE, "=> bdb_dn2idl( \"%s\" )\n",
+ e->e_nname.bv_val, 0, 0 );
+#endif
+
+#ifndef BDB_MULTIPLE_SUFFIXES
+ if ( prefix == DN_SUBTREE_PREFIX && BEI(e)->bei_parent->bei_id == 0 ) {
+ BDB_IDL_ALL(bdb, ids);
+ return 0;
+ }
+#endif
- /* fetch it */
- rc = db->get( db, txn, &key, &data, 0 );
+ DBTzero( &key );
+ key.size = e->e_nname.bv_len + 2;
+ key.ulen = key.size;
+ key.flags = DB_DBT_USERMEM;
+ key.data = op->o_tmpalloc( key.size, op->o_tmpmemctx );
+ ((char *)key.data)[0] = prefix;
+ AC_MEMCPY( &((char *)key.data)[1], e->e_nname.bv_val, key.size - 1 );
- if( rc == DB_NOTFOUND ) {
- char *pdn = dn_parent( be, dn );
- ch_free( tmp );
- tmp = NULL;
+ rc = bdb_idl_fetch_key( op->o_bd, db, NULL, &key, ids );
- if( pdn == NULL || *pdn == '\0' ) {
- Debug( LDAP_DEBUG_TRACE,
- "<= bdb_dn2id_matched: no match\n",
- 0, 0, 0 );
- ch_free( pdn );
- break;
- }
+ if( rc != 0 ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG ( INDEX, ERR,
+ "<= bdb_dn2ididl: get failed: %s (%d)\n", db_strerror(rc), rc, 0 );
+#else
+ Debug( LDAP_DEBUG_TRACE,
+ "<= bdb_dn2idl: get failed: %s (%d)\n",
+ db_strerror( rc ), rc, 0 );
+#endif
- dn = pdn;
- tmp = pdn;
- key.size = strlen( dn ) + 2;
-
- } else if ( rc == 0 ) {
- if( data.size != sizeof( ID ) ) {
- Debug( LDAP_DEBUG_ANY,
- "<= bdb_dn2id_matched: get size mismatch: "
- "expected %ld, got %ld\n",
- (long) sizeof(ID), (long) data.size, 0 );
- ch_free( tmp );
- }
+ } else {
+#ifdef NEW_LOGGING
+ LDAP_LOG ( INDEX, RESULTS,
+ "<= bdb_dn2ididl: id=%ld first=%ld last=%ld\n",
+ (long) ids[0], (long) BDB_IDL_FIRST( ids ),
+ (long) BDB_IDL_LAST( ids ) );
+#else
+ Debug( LDAP_DEBUG_TRACE,
+ "<= bdb_dn2idl: id=%ld first=%ld last=%ld\n",
+ (long) ids[0],
+ (long) BDB_IDL_FIRST( ids ), (long) BDB_IDL_LAST( ids ) );
+#endif
+ }
- if( in != dn ) {
- *matchedDN = (char *) dn;
- }
+ op->o_tmpfree( key.data, op->o_tmpmemctx );
+ return rc;
+}
+#else /* BDB_HIER */
+
+/* Experimental management routines for a hierarchically structured database.
+ *
+ * Unsupported! Use at your own risk!
+ * -- Howard Chu, Symas Corp. 2003.
+ *
+ * Instead of a ldbm-style dn2id database, we use a hierarchical one. Each
+ * entry in this database is a struct diskNode, keyed by entryID and with
+ * the data containing the RDN and entryID of the node's children. We use
+ * a B-Tree with sorted duplicates to store all the children of a node under
+ * the same key. Also, the first item under the key contains the entry's own
+ * rdn and the ID of the node's parent, to allow bottom-up tree traversal as
+ * well as top-down. To keep this info first in the list, the nrdnlen is set
+ * to the negative of its value.
+ *
+ * The diskNode is a variable length structure. This definition is not
+ * directly usable for in-memory manipulation.
+ */
+typedef struct diskNode {
+ ID entryID;
+ short nrdnlen;
+ char nrdn[1];
+ char rdn[1];
+} diskNode;
+
+/* Sort function for the sorted duplicate data items of a dn2id key.
+ * Sorts based on normalized RDN, in length order.
+ */
+int
+hdb_dup_compare(
+ DB *db,
+ const DBT *usrkey,
+ const DBT *curkey
+)
+{
+ char *u = (char *)&(((diskNode *)(usrkey->data))->nrdnlen);
+ char *c = (char *)&(((diskNode *)(curkey->data))->nrdnlen);
+ int rc, i;
+
+ /* data is not aligned, cannot compare directly */
+#ifdef WORDS_BIGENDIAN
+ for( i = 0; i < (int)sizeof(short); i++)
+#else
+ for( i = sizeof(short)-1; i >= 0; i--)
+#endif
+ {
+ rc = u[i] - c[i];
+ if( rc ) return rc;
+ }
+ return strcmp( u+sizeof(short), c+sizeof(short) );
+}
- Debug( LDAP_DEBUG_TRACE,
- "<= bdb_dn2id_matched: id=0x%08lx: %s %s\n",
- (long) *id, *matchedDN == NULL ? "entry" : "matched", dn );
- break;
+/* This function constructs a full DN for a given entry.
+ */
+int hdb_fix_dn(
+ Entry *e,
+ int checkit
+)
+{
+ EntryInfo *ei;
+ int rlen = 0, nrlen = 0;
+ char *ptr, *nptr;
+ int max = 0;
+
+ /* count length of all DN components */
+ for ( ei = BEI(e); ei && ei->bei_id; ei=ei->bei_parent ) {
+ rlen += ei->bei_rdn.bv_len + 1;
+ nrlen += ei->bei_nrdn.bv_len + 1;
+ if (ei->bei_modrdns > max) max = ei->bei_modrdns;
+ }
- } else {
- Debug( LDAP_DEBUG_ANY,
- "<= bdb_dn2id_matched: get failed: %s (%d)\n",
- db_strerror(rc), rc, 0 );
- ch_free( tmp );
- break;
+ /* See if the entry DN was invalidated by a subtree rename */
+ if ( checkit ) {
+ if ( BEI(e)->bei_modrdns >= max ) {
+ return 0;
}
+ /* We found a mismatch, tell the caller to lock it */
+ if ( checkit == 1 ) {
+ return 1;
+ }
+ /* checkit == 2. do the fix. */
+ free( e->e_name.bv_val );
+ free( e->e_nname.bv_val );
}
- ch_free( key.data );
- return rc;
+ e->e_name.bv_len = rlen - 1;
+ e->e_nname.bv_len = nrlen - 1;
+ e->e_name.bv_val = ch_malloc(rlen);
+ e->e_nname.bv_val = ch_malloc(nrlen);
+ ptr = e->e_name.bv_val;
+ nptr = e->e_nname.bv_val;
+ for ( ei = BEI(e); ei && ei->bei_id; ei=ei->bei_parent ) {
+ ptr = lutil_strcopy(ptr, ei->bei_rdn.bv_val);
+ nptr = lutil_strcopy(nptr, ei->bei_nrdn.bv_val);
+ if ( ei->bei_parent ) {
+ *ptr++ = ',';
+ *nptr++ = ',';
+ }
+ }
+ BEI(e)->bei_modrdns = max;
+ ptr[-1] = '\0';
+ nptr[-1] = '\0';
+
+ return 0;
}
+/* We add two elements to the DN2ID database - a data item under the parent's
+ * entryID containing the child's RDN and entryID, and an item under the
+ * child's entryID containing the parent's entryID.
+ */
int
-bdb_dn2id_children(
- BackendDB *be,
+hdb_dn2id_add(
+ Operation *op,
DB_TXN *txn,
- const char *dn )
+ EntryInfo *eip,
+ Entry *e )
{
- int rc;
- DBT key, data;
- struct bdb_info *bdb = (struct bdb_info *) be->be_private;
+ struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private;
DB *db = bdb->bi_dn2id->bdi_db;
- ID id;
+ DBT key, data;
+ int rc, rlen, nrlen;
+ diskNode *d;
+ char *ptr;
- Debug( LDAP_DEBUG_TRACE, "=> bdb_dn2id_children( %s )\n",
- dn, 0, 0 );
+ nrlen = dn_rdnlen( op->o_bd, &e->e_nname );
+ if (nrlen) {
+ rlen = dn_rdnlen( op->o_bd, &e->e_name );
+ } else {
+ nrlen = e->e_nname.bv_len;
+ rlen = e->e_name.bv_len;
+ }
- DBTzero( &key );
- key.size = strlen( dn ) + 2;
- key.data = ch_malloc( key.size );
- ((char *)key.data)[0] = DN_ONE_PREFIX;
- AC_MEMCPY( &((char *)key.data)[1], dn, key.size - 1 );
+ d = op->o_tmpalloc(sizeof(diskNode) + rlen + nrlen, op->o_tmpmemctx);
+ d->entryID = e->e_id;
+ d->nrdnlen = nrlen;
+ ptr = lutil_strncopy( d->nrdn, e->e_nname.bv_val, nrlen );
+ *ptr++ = '\0';
+ ptr = lutil_strncopy( ptr, e->e_name.bv_val, rlen );
+ *ptr = '\0';
+
+ DBTzero(&key);
+ DBTzero(&data);
+ key.data = &eip->bei_id;
+ key.size = sizeof(ID);
+ key.flags = DB_DBT_USERMEM;
+
+ /* Need to make dummy root node once. Subsequent attempts
+ * will fail harmlessly.
+ */
+ if ( eip->bei_id == 0 ) {
+ diskNode dummy = {0};
+ data.data = &dummy;
+ data.size = sizeof(diskNode);
+ data.flags = DB_DBT_USERMEM;
+
+ db->put( db, txn, &key, &data, DB_NODUPDATA );
+ }
- /* we actually could do a empty get... */
- DBTzero( &data );
- data.data = &id;
- data.ulen = sizeof(id);
+#ifdef SLAP_IDL_CACHE
+ if ( bdb->bi_idl_cache_size ) {
+ bdb_idl_cache_del( bdb, db, &key );
+ }
+#endif
+ data.data = d;
+ data.size = sizeof(diskNode) + rlen + nrlen;
data.flags = DB_DBT_USERMEM;
- data.doff = 0;
- data.dlen = sizeof(id);
- rc = db->get( db, txn, &key, &data, 0 );
+ rc = db->put( db, txn, &key, &data, DB_NODUPDATA );
- Debug( LDAP_DEBUG_TRACE, "<= bdb_dn2id_children( %s ): %schildren (%d)\n",
- dn,
- rc == 0 ? "" : ( rc == DB_NOTFOUND ? "no " :
- db_strerror(rc) ), rc );
+ if (rc == 0) {
+ key.data = &e->e_id;
+ d->entryID = eip->bei_id;
+ d->nrdnlen = 0 - nrlen;
+
+ rc = db->put( db, txn, &key, &data, DB_NODUPDATA );
+ }
+
+ op->o_tmpfree( d, op->o_tmpmemctx );
return rc;
}
int
-bdb_dn2idl(
- BackendDB *be,
- const char *dn,
- int prefix,
- ID *ids )
+hdb_dn2id_delete(
+ Operation *op,
+ DB_TXN *txn,
+ EntryInfo *eip,
+ Entry *e )
{
- int rc;
+ struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private;
+ DB *db = bdb->bi_dn2id->bdi_db;
DBT key, data;
- struct bdb_info *bdb = (struct bdb_info *) be->be_private;
+ DBC *cursor;
+ diskNode *d;
+ int rc, nrlen;
+
+ DBTzero(&key);
+ key.size = sizeof(ID);
+ key.ulen = key.size;
+ key.data = &eip->bei_id;
+ key.flags = DB_DBT_USERMEM;
+
+ DBTzero(&data);
+ data.size = sizeof(diskNode) + BEI(e)->bei_nrdn.bv_len;
+ data.ulen = data.size;
+ data.dlen = data.size;
+ data.flags = DB_DBT_USERMEM | DB_DBT_PARTIAL;
+
+#ifdef SLAP_IDL_CACHE
+ if ( bdb->bi_idl_cache_size ) {
+ bdb_idl_cache_del( bdb, db, &key );
+ }
+#endif
+ rc = db->cursor( db, txn, &cursor, bdb->bi_db_opflags );
+ if ( rc ) return rc;
+
+ d = op->o_tmpalloc( data.size, op->o_tmpmemctx );
+ d->entryID = e->e_id;
+ d->nrdnlen = BEI(e)->bei_nrdn.bv_len;
+ strcpy( d->nrdn, BEI(e)->bei_nrdn.bv_val );
+ data.data = d;
+
+ /* Delete our ID from the parent's list */
+ rc = cursor->c_get( cursor, &key, &data, DB_GET_BOTH | DB_RMW );
+ if ( rc == 0 )
+ rc = cursor->c_del( cursor, 0 );
+
+ /* Delete our ID from the tree. With sorted duplicates, this
+ * will leave any child nodes still hanging around. This is OK
+ * for modrdn, which will add our info back in later.
+ */
+ if ( rc == 0 ) {
+ key.data = &e->e_id;
+ rc = cursor->c_get( cursor, &key, &data, DB_SET | DB_RMW );
+ if ( rc == 0 )
+ rc = cursor->c_del( cursor, 0 );
+ }
+ cursor->c_close( cursor );
+ op->o_tmpfree( d, op->o_tmpmemctx );
+
+ return rc;
+}
+
+
+int
+hdb_dn2id(
+ Operation *op,
+ DB_TXN *txn,
+ struct berval *in,
+ EntryInfo *ei )
+{
+ struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private;
DB *db = bdb->bi_dn2id->bdi_db;
+ DBT key, data;
+ DBC *cursor;
+ int rc = 0, nrlen;
+ diskNode *d;
+ char *ptr;
+ ID idp = ei->bei_parent->bei_id;
+
+ nrlen = dn_rdnlen( op->o_bd, in );
+ if (!nrlen) nrlen = in->bv_len;
+
+ DBTzero(&key);
+ key.size = sizeof(ID);
+ key.data = &idp;
+ key.ulen = sizeof(ID);
+ key.flags = DB_DBT_USERMEM;
+
+ DBTzero(&data);
+ data.size = sizeof(diskNode) + nrlen;
+ data.ulen = data.size * 3;
+ data.flags = DB_DBT_USERMEM;
- Debug( LDAP_DEBUG_TRACE, "=> bdb_dn2idl( \"%s\" )\n", dn, 0, 0 );
+ rc = db->cursor( db, txn, &cursor, bdb->bi_db_opflags );
+ if ( rc ) return rc;
+
+ d = op->o_tmpalloc( data.size * 3, op->o_tmpmemctx );
+ d->nrdnlen = nrlen;
+ ptr = lutil_strncopy( d->nrdn, in->bv_val, nrlen );
+ *ptr = '\0';
+ data.data = d;
+
+ rc = cursor->c_get( cursor, &key, &data, DB_GET_BOTH );
+ if ( rc == 0 ) {
+ ei->bei_id = d->entryID;
+ ei->bei_rdn.bv_len = data.size - sizeof(diskNode) - nrlen;
+ ptr = d->nrdn + nrlen + 1;
+ ber_str2bv( ptr, ei->bei_rdn.bv_len, 1, &ei->bei_rdn );
+ if ( !ei->bei_parent->bei_dkids ) {
+ db_recno_t dkids;
+ /* How many children does the parent have? */
+ /* FIXME: do we need to lock the parent
+ * entryinfo? Seems safe...
+ */
+ cursor->c_count( cursor, &dkids, 0 );
+ ei->bei_parent->bei_dkids = dkids;
+ }
+ }
+ cursor->c_close( cursor );
+ op->o_tmpfree( d, op->o_tmpmemctx );
- DBTzero( &key );
- key.size = strlen( dn ) + 2;
- key.data = ch_malloc( key.size );
- ((char *)key.data)[0] = prefix;
- AC_MEMCPY( &((char *)key.data)[1], dn, key.size - 1 );
+ return rc;
+}
- /* store the ID */
- DBTzero( &data );
- data.data = ids;
- data.ulen = sizeof(ID);
+int
+hdb_dn2id_parent(
+ Operation *op,
+ DB_TXN *txn,
+ EntryInfo *ei,
+ ID *idp )
+{
+ struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private;
+ DB *db = bdb->bi_dn2id->bdi_db;
+ DBT key, data;
+ DBC *cursor;
+ int rc = 0;
+ diskNode *d;
+ char *ptr;
+ unsigned char *pt2;
+
+ DBTzero(&key);
+ key.size = sizeof(ID);
+ key.data = &ei->bei_id;
+ key.ulen = sizeof(ID);
+ key.flags = DB_DBT_USERMEM;
+
+ DBTzero(&data);
data.flags = DB_DBT_USERMEM;
- /* fetch it */
- rc = db->get( db, NULL, &key, &data, 0 );
+ rc = db->cursor( db, txn, &cursor, bdb->bi_db_opflags );
+ if ( rc ) return rc;
- if( rc != 0 ) {
- Debug( LDAP_DEBUG_TRACE,
- "<= bdb_dn2idl: get failed: %s (%d)\n",
- db_strerror( rc ), rc, 0 );
+ data.ulen = sizeof(diskNode) + (SLAP_LDAPDN_MAXLEN * 2);
+ d = op->o_tmpalloc( data.ulen, op->o_tmpmemctx );
+ data.data = d;
- } else {
- Debug( LDAP_DEBUG_TRACE,
- "<= bdb_dn2idl: id=%ld first=%ld last=%ld\n",
- (long) ids[0],
- (long) BDB_IDL_FIRST( ids ), (long) BDB_IDL_LAST( ids ) );
+ rc = cursor->c_get( cursor, &key, &data, DB_SET );
+ if ( rc == 0 ) {
+ if (d->nrdnlen >= 0) {
+ rc = LDAP_OTHER;
+ } else {
+ db_recno_t dkids;
+ *idp = d->entryID;
+ ei->bei_nrdn.bv_len = 0 - d->nrdnlen;
+ ber_str2bv( d->nrdn, ei->bei_nrdn.bv_len, 1, &ei->bei_nrdn );
+ ei->bei_rdn.bv_len = data.size - sizeof(diskNode) -
+ ei->bei_nrdn.bv_len;
+ ptr = d->nrdn + ei->bei_nrdn.bv_len + 1;
+ ber_str2bv( ptr, ei->bei_rdn.bv_len, 1, &ei->bei_rdn );
+ /* How many children does this node have? */
+ cursor->c_count( cursor, &dkids, 0 );
+ ei->bei_dkids = dkids;
+ }
}
+ cursor->c_close( cursor );
+ op->o_tmpfree( d, op->o_tmpmemctx );
+ return rc;
+}
- ch_free( key.data );
+int
+hdb_dn2id_children(
+ Operation *op,
+ DB_TXN *txn,
+ Entry *e )
+{
+ struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private;
+ DB *db = bdb->bi_dn2id->bdi_db;
+ DBT key, data;
+ DBC *cursor;
+ int rc;
+ ID id;
+ diskNode d;
+
+ DBTzero(&key);
+ key.size = sizeof(ID);
+ key.data = &e->e_id;
+ key.flags = DB_DBT_USERMEM;
+
+#ifdef SLAP_IDL_CACHE
+ if ( bdb->bi_idl_cache_size ) {
+ rc = bdb_idl_cache_get( bdb, db, &key, NULL );
+ if ( rc != LDAP_NO_SUCH_OBJECT ) {
+ return rc;
+ }
+ }
+#endif
+ DBTzero(&data);
+ data.data = &d;
+ data.ulen = sizeof(d);
+ data.flags = DB_DBT_USERMEM | DB_DBT_PARTIAL;
+ data.dlen = sizeof(d);
+
+ rc = db->cursor( db, txn, &cursor, bdb->bi_db_opflags );
+ if ( rc ) return rc;
+
+ rc = cursor->c_get( cursor, &key, &data, DB_SET );
+ if ( rc == 0 ) {
+ db_recno_t dkids;
+ rc = cursor->c_count( cursor, &dkids, 0 );
+ if ( rc == 0 ) {
+ BEI(e)->bei_dkids = dkids;
+ if ( dkids < 2 ) rc = DB_NOTFOUND;
+ }
+ }
+ cursor->c_close( cursor );
return rc;
}
+
+/* bdb_dn2idl:
+ * We can't just use bdb_idl_fetch_key because
+ * 1 - our data items are longer than just an entry ID
+ * 2 - our data items are sorted alphabetically by nrdn, not by ID.
+ *
+ * We descend the tree recursively, so we define this cookie
+ * to hold our necessary state information. The bdb_dn2idl_internal
+ * function uses this cookie when calling itself.
+ */
+
+struct dn2id_cookie {
+ struct bdb_info *bdb;
+ DB *db;
+ int prefix;
+ int rc;
+ EntryInfo *ei;
+ ID id;
+ ID dbuf;
+ ID *ids;
+ void *ptr;
+ ID tmp[BDB_IDL_DB_SIZE];
+ ID *buf;
+ DBT key;
+ DBT data;
+ DBC *dbc;
+ Operation *op;
+};
+
+static int
+apply_func(
+ void *data,
+ void *arg )
+{
+ EntryInfo *ei = data;
+ ID *idl = arg;
+
+ bdb_idl_insert( idl, ei->bei_id );
+ return 0;
+}
+
+static int
+hdb_dn2idl_internal(
+ struct dn2id_cookie *cx
+)
+{
+#ifdef SLAP_IDL_CACHE
+ if ( cx->bdb->bi_idl_cache_size ) {
+ cx->rc = bdb_idl_cache_get(cx->bdb, cx->db, &cx->key, cx->tmp);
+ if ( cx->rc == DB_NOTFOUND ) {
+ return cx->rc;
+ }
+ if ( cx->rc == LDAP_SUCCESS ) {
+ goto gotit;
+ }
+ }
+#endif
+ BDB_IDL_ZERO( cx->tmp );
+
+ if ( !cx->ei ) {
+ cx->ei = bdb_cache_find_info( cx->bdb, cx->id );
+ if ( !cx->ei ) {
+ cx->rc = DB_NOTFOUND;
+ goto saveit;
+ }
+ }
+
+ bdb_cache_entryinfo_lock( cx->ei );
+
+ /* If number of kids in the cache differs from on-disk, load
+ * up all the kids from the database
+ */
+ if ( cx->ei->bei_ckids+1 != cx->ei->bei_dkids ) {
+ EntryInfo ei;
+ db_recno_t dkids = cx->ei->bei_dkids;
+ ei.bei_parent = cx->ei;
+
+ bdb_cache_entryinfo_unlock( cx->ei );
+
+ cx->rc = cx->db->cursor( cx->db, NULL, &cx->dbc,
+ cx->bdb->bi_db_opflags );
+ if ( cx->rc ) return cx->rc;
+
+ cx->data.data = &cx->dbuf;
+ cx->data.ulen = sizeof(ID);
+ cx->data.dlen = sizeof(ID);
+ cx->data.flags = DB_DBT_USERMEM | DB_DBT_PARTIAL;
+
+ /* The first item holds the parent ID. Ignore it. */
+ cx->rc = cx->dbc->c_get( cx->dbc, &cx->key, &cx->data, DB_SET );
+ if ( cx->rc ) {
+ cx->dbc->c_close( cx->dbc );
+ if ( cx->rc == DB_NOTFOUND ) goto saveit;
+ return cx->rc;
+ }
+
+ /* If the on-disk count is zero we've never checked it.
+ * Count it now.
+ */
+ if ( !dkids ) {
+ cx->dbc->c_count( cx->dbc, &dkids, 0 );
+ cx->ei->bei_dkids = dkids;
+ }
+
+ cx->data.data = cx->buf;
+ cx->data.ulen = BDB_IDL_UM_SIZE * sizeof(ID);
+ cx->data.flags = DB_DBT_USERMEM;
+
+ /* Fetch the rest of the IDs in a loop... */
+ while ( (cx->rc = cx->dbc->c_get( cx->dbc, &cx->key, &cx->data,
+ DB_MULTIPLE | DB_NEXT_DUP )) == 0 ) {
+ u_int8_t *j;
+ size_t len;
+ DB_MULTIPLE_INIT( cx->ptr, &cx->data );
+ while (cx->ptr) {
+ DB_MULTIPLE_NEXT( cx->ptr, &cx->data, j, len );
+ if (j) {
+ EntryInfo *ei2;
+ diskNode *d = (diskNode *)j;
+ short nrlen;
+
+ AC_MEMCPY( &ei.bei_id, &d->entryID, sizeof(ID) );
+ AC_MEMCPY( &nrlen, &d->nrdnlen, sizeof(d->nrdnlen) );
+ ei.bei_nrdn.bv_len = nrlen;
+ /* nrdn/rdn are set in-place.
+ * hdb_cache_load will copy them as needed
+ */
+ ei.bei_nrdn.bv_val = d->nrdn;
+ ei.bei_rdn.bv_len = len - sizeof(diskNode) - ei.bei_nrdn.bv_len;
+ ei.bei_rdn.bv_val = d->nrdn + ei.bei_nrdn.bv_len + 1;
+ bdb_idl_insert( cx->tmp, ei.bei_id );
+ hdb_cache_load( cx->bdb, &ei, &ei2 );
+ }
+ }
+ }
+ cx->rc = cx->dbc->c_close( cx->dbc );
+ } else {
+ /* The in-memory cache is in sync with the on-disk data.
+ * do we have any kids?
+ */
+ cx->rc = 0;
+ if ( cx->ei->bei_ckids > 0 ) {
+
+ /* Walk the kids tree; order is irrelevant since bdb_idl_insert
+ * will insert in sorted order.
+ */
+ avl_apply( cx->ei->bei_kids, apply_func, cx->tmp, -1, AVL_POSTORDER );
+ }
+ bdb_cache_entryinfo_unlock( cx->ei );
+ }
+
+saveit:
+#ifdef SLAP_IDL_CACHE
+ if ( cx->bdb->bi_idl_cache_max_size ) {
+ bdb_idl_cache_put( cx->bdb, cx->db, &cx->key, cx->tmp, cx->rc );
+ }
+#endif
+ ;
+gotit:
+ if ( !BDB_IDL_IS_ZERO( cx->tmp )) {
+ if ( cx->prefix == DN_SUBTREE_PREFIX ) {
+ if (cx->ei->bei_state & CACHE_ENTRY_NO_GRANDKIDS) {
+ bdb_idl_union( cx->ids, cx->tmp );
+ } else {
+ ID *save, idcurs;
+ EntryInfo *ei = cx->ei;
+ int nokids = 1;
+ save = cx->op->o_tmpalloc( BDB_IDL_SIZEOF( cx->tmp ),
+ cx->op->o_tmpmemctx );
+ BDB_IDL_CPY( save, cx->tmp );
+ bdb_idl_union( cx->ids, cx->tmp );
+
+ idcurs = 0;
+ for ( cx->id = bdb_idl_first( save, &idcurs );
+ cx->id != NOID;
+ cx->id = bdb_idl_next( save, &idcurs )) {
+ cx->ei = NULL;
+ hdb_dn2idl_internal( cx );
+ if ( !BDB_IDL_IS_ZERO( cx->tmp ))
+ nokids = 0;
+ }
+ cx->op->o_tmpfree( save, cx->op->o_tmpmemctx );
+ if ( nokids ) ei->bei_state |= CACHE_ENTRY_NO_GRANDKIDS;
+ }
+ /* Make sure caller knows it had kids! */
+ cx->tmp[0]=1;
+
+ cx->rc = 0;
+ } else {
+ BDB_IDL_CPY( cx->ids, cx->tmp );
+ }
+ }
+ return cx->rc;
+}
+
+int
+hdb_dn2idl(
+ Operation *op,
+ Entry *e,
+ ID *ids,
+ ID *stack )
+{
+ struct bdb_info *bdb = (struct bdb_info *)op->o_bd->be_private;
+ struct dn2id_cookie cx;
+
+#ifdef NEW_LOGGING
+ LDAP_LOG ( INDEX, ARGS,
+ "=> hdb_dn2ididl( \"%s\" )\n", e->e_nname.bv_val, 0, 0 );
+#else
+ Debug( LDAP_DEBUG_TRACE, "=> hdb_dn2idl( \"%s\" )\n", e->e_nname.bv_val, 0, 0 );
+#endif
+
+#ifndef BDB_MULTIPLE_SUFFIXES
+ if ( op->ors_scope != LDAP_SCOPE_ONELEVEL &&
+ BEI(e)->bei_parent->bei_id == 0 )
+ {
+ BDB_IDL_ALL( bdb, ids );
+ return 0;
+ }
+#endif
+
+ cx.id = e->e_id;
+ cx.ei = e->e_id ? BEI(e) : &bdb->bi_cache.c_dntree;
+ cx.bdb = bdb;
+ cx.db = cx.bdb->bi_dn2id->bdi_db;
+ cx.prefix = op->ors_scope == LDAP_SCOPE_ONELEVEL
+ ? DN_ONE_PREFIX : DN_SUBTREE_PREFIX;
+ cx.ids = ids;
+ cx.buf = stack;
+ cx.op = op;
+
+ BDB_IDL_ZERO( ids );
+ if ( cx.prefix == DN_SUBTREE_PREFIX ) {
+ bdb_idl_insert( ids, cx.id );
+ }
+
+ DBTzero(&cx.key);
+ cx.key.data = &cx.id;
+ cx.key.ulen = sizeof(ID);
+ cx.key.size = sizeof(ID);
+ cx.key.flags = DB_DBT_USERMEM;
+
+ DBTzero(&cx.data);
+
+ return hdb_dn2idl_internal(&cx);
+}
+#endif /* BDB_HIER */