/* $OpenLDAP$ */
/* 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
DBT *key,
char *buf )
{
- if ( key->size == sizeof( ID ) ) {
+ if ( key->size == 4 /* LUTIL_HASH_BYTES */ ) {
unsigned char *c = key->data;
sprintf( buf, "[%02x%02x%02x%02x]", c[0], c[1], c[2], c[3] );
return buf;
{
bdb_idl_cache_entry_t idl_tmp;
bdb_idl_cache_entry_t *matched_idl_entry;
+ int rc = LDAP_NO_SUCH_OBJECT;
DBT2bv( key, &idl_tmp.kstr );
idl_tmp.db = db;
if ( matched_idl_entry != NULL ) {
if ( matched_idl_entry->idl && ids )
BDB_IDL_CPY( ids, matched_idl_entry->idl );
- ldap_pvt_thread_rdwr_runlock( &bdb->bi_idl_tree_rwlock );
ldap_pvt_thread_mutex_lock( &bdb->bi_idl_tree_lrulock );
IDL_LRU_DELETE( bdb, matched_idl_entry );
IDL_LRU_ADD( bdb, matched_idl_entry );
ldap_pvt_thread_mutex_unlock( &bdb->bi_idl_tree_lrulock );
if ( matched_idl_entry->idl )
- return LDAP_SUCCESS;
+ rc = LDAP_SUCCESS;
else
- return DB_NOTFOUND;
+ rc = DB_NOTFOUND;
}
ldap_pvt_thread_rdwr_runlock( &bdb->bi_idl_tree_rwlock );
- return LDAP_NO_SUCH_OBJECT;
+ return rc;
}
void
#if DB_VERSION_FULL < 0x04010000
# define BDB_ENOUGH 5
#else
+ /* We sometimes test with tiny IDLs, and BDB always wants buffers
+ * that are at least one page in size.
+ */
+# if BDB_IDL_DB_SIZE < 4096
+# define BDB_ENOUGH 2048
+# else
# define BDB_ENOUGH 1
+# endif
#endif
ID buf[BDB_IDL_DB_SIZE*BDB_ENOUGH];
data.ulen = sizeof(buf);
data.flags = DB_DBT_USERMEM;
- if ( tid ) flags |= DB_RMW;
-
/* If we're not reusing an existing cursor, get a new one */
if( opflag != DB_NEXT ) {
rc = db->cursor( db, tid, &cursor, bdb->bi_db_opflags );
int rc;
DBT data;
DBC *cursor;
- ID lo, hi, tmp, nlo, nhi, nid;
+ ID lo, hi, nlo, nhi, nid;
char *err;
{
/* Fetch the first data item for this key, to see if it
* exists and if it's a range.
*/
- rc = cursor->c_get( cursor, key, &data, DB_SET | DB_RMW );
+ rc = cursor->c_get( cursor, key, &data, DB_SET );
err = "c_get";
if ( rc == 0 ) {
if ( nlo != 0 ) {
if ( count >= BDB_IDL_DB_MAX ) {
/* No room, convert to a range */
DBT key2 = *key;
+ db_recno_t i;
key2.dlen = key2.ulen;
key2.flags |= DB_DBT_PARTIAL;
}
}
BDB_DISK2ID( &nhi, &hi );
+ /* Update hi/lo if needed, then delete all the items
+ * between lo and hi
+ */
if ( id < lo ) {
lo = id;
nlo = nid;
hi = id;
nhi = nid;
}
- rc = db->del( db, tid, key, 0 );
+ data.data = &nid;
+ /* Don't fetch anything, just position cursor */
+ data.flags = DB_DBT_USERMEM | DB_DBT_PARTIAL;
+ data.dlen = data.ulen = 0;
+ rc = cursor->c_get( cursor, key, &data, DB_SET );
if ( rc != 0 ) {
- err = "del";
+ err = "c_get 2";
goto fail;
}
- data.data = &nid;
+ rc = cursor->c_del( cursor, 0 );
+ if ( rc != 0 ) {
+ err = "c_del range1";
+ goto fail;
+ }
+ /* Delete all the records */
+ for ( i=1; i<count; i++ ) {
+ rc = cursor->c_get( cursor, &key2, &data, DB_NEXT_DUP );
+ if ( rc != 0 ) {
+ err = "c_get next_dup";
+ goto fail;
+ }
+ rc = cursor->c_del( cursor, 0 );
+ if ( rc != 0 ) {
+ err = "c_del range";
+ goto fail;
+ }
+ }
+ /* Store the range marker */
+ data.size = data.ulen = sizeof(ID);
+ data.flags = DB_DBT_USERMEM;
nid = 0;
rc = cursor->c_put( cursor, key, &data, DB_KEYFIRST );
if ( rc != 0 ) {
- err = "c_put 0";
+ err = "c_put range";
goto fail;
}
nid = nlo;
/* Fetch the first data item for this key, to see if it
* exists and if it's a range.
*/
- rc = cursor->c_get( cursor, key, &data, DB_SET | DB_RMW );
+ rc = cursor->c_get( cursor, key, &data, DB_SET );
err = "c_get";
if ( rc == 0 ) {
if ( tmp != 0 ) {
if (tmp != nid) {
/* position to correct item */
tmp = nid;
- rc = cursor->c_get( cursor, key, &data,
- DB_GET_BOTH | DB_RMW );
+ rc = cursor->c_get( cursor, key, &data, DB_GET_BOTH );
if ( rc != 0 ) {
err = "c_get id";
goto fail;