get_serial_by_table.h (1636B)
1 /* 2 This file is part of TALER 3 Copyright (C) 2022 Taler Systems SA 4 5 TALER is free software; you can redistribute it and/or modify it under the 6 terms of the GNU General Public License as published by the Free Software 7 Foundation; either version 3, or (at your option) any later version. 8 9 TALER is distributed in the hope that it will be useful, but WITHOUT ANY 10 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR 11 A PARTICULAR PURPOSE. See the GNU General Public License for more details. 12 13 You should have received a copy of the GNU General Public License along with 14 TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/> 15 */ 16 /** 17 * @file get_serial_by_table.h 18 * @brief implementation of the lookup_serial_by_table function 19 * @author Christian Grothoff 20 */ 21 #ifndef EXCHANGE_DATABASE_GET_SERIAL_BY_TABLE_H 22 #define EXCHANGE_DATABASE_GET_SERIAL_BY_TABLE_H 23 24 #include "exchangedb_lib.h" 25 #include "exchange-database/iterate_records_by_table.h" 26 27 /** 28 * Lookup the latest serial number of @a table. Used in 29 * exchange-auditor database replication. 30 * 31 * No primary test table; exercised by test_replication.c. 32 * 33 * @param pg the database context 34 * @param table table for which we should return the serial 35 * @param[out] serial latest serial number in use 36 * @return transaction status code, GNUNET_DB_STATUS_HARD_ERROR if 37 * @a table does not have a serial number 38 */ 39 enum GNUNET_DB_QueryStatus 40 TALER_EXCHANGEDB_get_serial_by_table ( 41 struct TALER_EXCHANGEDB_PostgresContext *pg, 42 enum TALER_EXCHANGEDB_ReplicatedTable table, 43 uint64_t *serial); 44 45 46 #endif