// constants.h

/*    Copyright 2012 10gen Inc.
 *
 *    This program is free software: you can redistribute it and/or  modify
 *    it under the terms of the GNU Affero General Public License, version 3,
 *    as published by the Free Software Foundation.
 *
 *    This program is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU Affero General Public License for more details.
 *
 *    You should have received a copy of the GNU Affero General Public License
 *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 *    As a special exception, the copyright holders give permission to link the
 *    code of portions of this program with the OpenSSL library under certain
 *    conditions as described in each individual source file and distribute
 *    linked combinations including the program with the OpenSSL library. You
 *    must comply with the GNU Affero General Public License in all respects
 *    for all of the code used other than as permitted herein. If you modify
 *    file(s) with this exception, you may extend this exception to your
 *    version of the file(s), but you are not obligated to do so. If you do not
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 *    delete this exception statement from all source files in the program,
 *    then also delete it in the license file.
 */

#pragma once

namespace mongo {

/* query results include a 32 result flag word consisting of these bits */
enum ResultFlagType {
    /* returned, with zero results, when getMore is called but the cursor id
       is not valid at the server. */
    ResultFlag_CursorNotFound = 1,

    /* { $err : ... } is being returned */
    ResultFlag_ErrSet = 2,

    /* Have to update config from the server, usually $err is also set */
    ResultFlag_ShardConfigStale = 4,

    /* for backward compatibility: this let's us know the server supports
       the QueryOption_AwaitData option. if it doesn't, a repl slave client should sleep
    a little between getMore's.
    */
    ResultFlag_AwaitCapable = 8
};
}