select_historic_reserve_revenue.h (3600B)
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 select_historic_reserve_revenue.h 18 * @brief implementation of the select_historic_reserve_revenue function 19 * @author Christian Grothoff 20 */ 21 #ifndef AUDITOR_DATABASE_SELECT_HISTORIC_RESERVE_REVENUE_H 22 #define AUDITOR_DATABASE_SELECT_HISTORIC_RESERVE_REVENUE_H 23 24 #include "taler/taler_util.h" 25 #include "taler/taler_json_lib.h" 26 #include "auditordb_lib.h" 27 28 29 /** 30 * Function called with the results of select_historic_reserve_revenue() 31 * 32 * @param cls closure 33 * @param serial_id row ID in the history table 34 * @param start_time beginning of aggregated time interval 35 * @param end_time end of aggregated time interval 36 * @param reserve_profits total profits made 37 * 38 * @return sets the return value of select_denomination_info(), 39 * #GNUNET_OK to continue, 40 * #GNUNET_NO to stop processing further rows 41 * #GNUNET_SYSERR or other values on error. 42 */ 43 typedef enum GNUNET_GenericReturnValue 44 (*TALER_AUDITORDB_HistoricReserveRevenueDataCallback)( 45 void *cls, 46 uint64_t serial_id, 47 struct GNUNET_TIME_Timestamp start_time, 48 struct GNUNET_TIME_Timestamp end_time, 49 const struct TALER_Amount *reserve_profits); 50 51 52 /* Callback typedefs */ 53 /** 54 * Function called with the results of select_historic_reserve_revenue() 55 * 56 * @param cls closure 57 * @param serial_id row ID in the history table 58 * @param start_time beginning of aggregated time interval 59 * @param end_time end of aggregated time interval 60 * @param reserve_profits total profits made 61 * 62 * @return sets the return value of select_denomination_info(), 63 * #GNUNET_OK to continue, 64 * #GNUNET_NO to stop processing further rows 65 * #GNUNET_SYSERR or other values on error. 66 */ 67 typedef enum GNUNET_GenericReturnValue 68 (*TALER_AUDITORDB_HistoricReserveRevenueDataCallback)( 69 void *cls, 70 uint64_t serial_id, 71 struct GNUNET_TIME_Timestamp start_time, 72 struct GNUNET_TIME_Timestamp end_time, 73 const struct TALER_Amount *reserve_profits); 74 75 /** 76 * Return information about an exchange's historic revenue from reserves. 77 * 78 * @param pg the database context 79 * @param limit return at most this number of results, negative to descend from @a offset 80 * @param offset row from which to return @a limit results 81 * @param cb function to call with results 82 * @param cb_cls closure for @a cb 83 * @return transaction status code 84 */ 85 enum GNUNET_DB_QueryStatus 86 TALER_AUDITORDB_select_historic_reserve_revenue (struct 87 TALER_AUDITORDB_PostgresContext 88 *pg, 89 int64_t limit, 90 uint64_t offset, 91 TALER_AUDITORDB_HistoricReserveRevenueDataCallback 92 cb, 93 void *cb_cls); 94 95 96 #endif