+ {
+ DBC *cursor;
+ ID lo, hi, tmp;
+ char *err;
+
+ data.size = sizeof( ID );
+ data.ulen = data.size;
+ data.flags = DB_DBT_USERMEM;
+
+ rc = db->cursor( db, tid, &cursor, bdb->bi_db_opflags );
+ if ( rc != 0 ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG(( "idl", LDAP_LEVEL_ERR, "bdb_idl_insert_key: cursor failed: %s (%d)\n", db_strerror(rc), rc ));
+#else
+ Debug( LDAP_DEBUG_ANY, "=> bdb_idl_insert_key: "
+ "cursor failed: %s (%d)\n", db_strerror(rc), rc, 0 );
+#endif
+ return rc;
+ }
+ data.data = &tmp;
+ /* 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 );
+ err = "c_get";
+ if ( rc == 0 ) {
+ if ( tmp != 0 ) {
+ /* not a range, count the number of items */
+ db_recno_t count;
+ rc = cursor->c_count( cursor, &count, 0 );
+ if ( rc != 0 ) {
+ err = "c_count";
+ goto fail;
+ }
+ if ( count >= BDB_IDL_DB_SIZE ) {
+ /* No room, convert to a range */
+ lo = tmp;
+ data.data = &hi;
+ rc = cursor->c_get( cursor, key, &data, DB_LAST );
+ if ( rc != 0 ) {
+ err = "c_get last";
+ goto fail;
+ }
+ if ( id < lo )
+ lo = id;
+ else if ( id > hi )
+ hi = id;
+ rc = db->del( db, tid, key, 0 );
+ if ( rc != 0 ) {
+ err = "del";
+ goto fail;
+ }
+ data.data = &id;
+ id = 0;
+ rc = cursor->c_put( cursor, key, &data, DB_KEYFIRST );
+ if ( rc != 0 ) {
+ err = "c_put 0";
+ goto fail;
+ }
+ id = lo;
+ rc = cursor->c_put( cursor, key, &data, DB_KEYLAST );
+ if ( rc != 0 ) {
+ err = "c_put lo";
+ goto fail;
+ }
+ id = hi;
+ rc = cursor->c_put( cursor, key, &data, DB_KEYLAST );
+ if ( rc != 0 ) {
+ err = "c_put hi";
+ goto fail;
+ }
+ } else {
+ /* There's room, just store it */
+ goto put1;
+ }
+ } else {
+ /* It's a range, see if we need to rewrite
+ * the boundaries
+ */
+ hi = id;
+ data.data = &lo;
+ rc = cursor->c_get( cursor, key, &data, DB_NEXT_DUP );
+ if ( rc != 0 ) {
+ err = "c_get lo";
+ goto fail;
+ }
+ if ( id > lo ) {
+ data.data = &hi;
+ rc = cursor->c_get( cursor, key, &data, DB_NEXT_DUP );
+ if ( rc != 0 ) {
+ err = "c_get hi";
+ goto fail;
+ }
+ }
+ if ( id < lo || id > hi ) {
+ /* Delete the current lo/hi */
+ rc = cursor->c_del( cursor, 0 );
+ if ( rc != 0 ) {
+ err = "c_del";
+ goto fail;
+ }
+ data.data = &id;
+ rc = cursor->c_put( cursor, key, &data, DB_KEYFIRST );
+ if ( rc != 0 ) {
+ err = "c_put lo/hi";
+ goto fail;
+ }
+ }
+ }
+ } else if ( rc == DB_NOTFOUND ) {
+put1: data.data = &id;
+ rc = cursor->c_put( cursor, key, &data, DB_KEYFIRST );
+ /* Don't worry if it's already there */
+ if ( rc != 0 && rc != DB_KEYEXIST ) {
+ err = "c_put id";
+ goto fail;
+ }
+ } else {
+ /* initial c_get failed, nothing was done */
+fail:
+#ifdef NEW_LOGGING
+ LDAP_LOG(( "idl", LDAP_LEVEL_ERR, "bdb_idl_insert_key: %s failed: %s (%d)\n", err, db_strerror(rc), rc ));