get_wire_fees.h (3325B)
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/get_wire_fees.h 18 * @brief implementation of the get_wire_fees function for Postgres 19 * @author Christian Grothoff 20 */ 21 #ifndef EXCHANGE_DATABASE_GET_WIRE_FEES_H 22 #define EXCHANGE_DATABASE_GET_WIRE_FEES_H 23 24 #include "taler/taler_util.h" 25 #include "taler/taler_json_lib.h" 26 #include "exchangedb_lib.h" 27 28 29 /** 30 * Provide information about wire fees. 31 * 32 * @param cls closure 33 * @param fees the wire fees we charge 34 * @param start_date from when are these fees valid (start date) 35 * @param end_date until when are these fees valid (end date, exclusive) 36 * @param master_sig master key signature affirming that this is the correct 37 * fee (of purpose #TALER_SIGNATURE_MASTER_WIRE_FEES) 38 */ 39 #ifndef TALER_EXCHANGEDB_WIRE_FEE_RESULT_CLOSURE 40 /** 41 * Type of the closure for #TALER_EXCHANGEDB_WireFeeCallback. 42 */ 43 #define TALER_EXCHANGEDB_WIRE_FEE_RESULT_CLOSURE void 44 #endif 45 typedef void 46 (*TALER_EXCHANGEDB_WireFeeCallback)( 47 TALER_EXCHANGEDB_WIRE_FEE_RESULT_CLOSURE *cls, 48 const struct TALER_WireFeeSet *fees, 49 struct GNUNET_TIME_Timestamp start_date, 50 struct GNUNET_TIME_Timestamp end_date, 51 const struct TALER_MasterSignatureP *master_sig); 52 53 54 /* Callback typedefs */ 55 /** 56 * Provide information about wire fees. 57 * 58 * @param cls closure 59 * @param fees the wire fees we charge 60 * @param start_date from when are these fees valid (start date) 61 * @param end_date until when are these fees valid (end date, exclusive) 62 * @param master_sig master key signature affirming that this is the correct 63 * fee (of purpose #TALER_SIGNATURE_MASTER_WIRE_FEES) 64 */ 65 typedef void 66 (*TALER_EXCHANGEDB_WireFeeCallback)( 67 TALER_EXCHANGEDB_WIRE_FEE_RESULT_CLOSURE *cls, 68 const struct TALER_WireFeeSet *fees, 69 struct GNUNET_TIME_Timestamp start_date, 70 struct GNUNET_TIME_Timestamp end_date, 71 const struct TALER_MasterSignatureP *master_sig); 72 73 /** 74 * Obtain information about the fee structure of the exchange for 75 * a given @a wire_method 76 * 77 * @param pg the database context 78 * @param wire_method which wire method to obtain fees for 79 * @param cb function to call on each account 80 * @param cb_cls closure for @a cb 81 * @return transaction status code 82 */ 83 enum GNUNET_DB_QueryStatus 84 TALER_TALER_EXCHANGEDB_get_wire_fees (struct TALER_EXCHANGEDB_PostgresContext * 85 pg, 86 const char *wire_method, 87 TALER_EXCHANGEDB_WireFeeCallback cb, 88 TALER_EXCHANGEDB_WIRE_FEE_RESULT_CLOSURE 89 *cb_cls); 90 91 #endif