lookup_wire_fee_by_time.h (2228B)
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 src/include/exchange-database/lookup_wire_fee_by_time.h 18 * @brief implementation of the lookup_wire_fee_by_time function for Postgres 19 * @author Christian Grothoff 20 */ 21 #ifndef EXCHANGE_DATABASE_LOOKUP_WIRE_FEE_BY_TIME_H 22 #define EXCHANGE_DATABASE_LOOKUP_WIRE_FEE_BY_TIME_H 23 24 #include "taler/taler_util.h" 25 #include "exchangedb_lib.h" 26 27 28 /** 29 * Lookup information about known wire fees. Finds all applicable 30 * fees in the given range. If they are identical, returns the 31 * respective @a fees. If any of the fees 32 * differ between @a start_time and @a end_time, the transaction 33 * succeeds BUT returns an invalid amount for both fees. 34 * 35 * @param pg the database context 36 * @param wire_method the wire method to lookup fees for 37 * @param start_time starting time of fee 38 * @param end_time end time of fee 39 * @param[out] fees wire fees for that time period; if 40 * different fees exists within this time 41 * period, an 'invalid' amount is returned. 42 * @return transaction status code 43 */ 44 enum GNUNET_DB_QueryStatus 45 TALER_EXCHANGEDB_lookup_wire_fee_by_time (struct 46 TALER_EXCHANGEDB_PostgresContext *pg, 47 const char *wire_method, 48 struct GNUNET_TIME_Timestamp 49 start_time, 50 struct GNUNET_TIME_Timestamp end_time, 51 struct TALER_WireFeeSet *fees); 52 53 #endif