select_purse_decisions_above_serial_id.h (3829B)
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/select_purse_decisions_above_serial_id.h 18 * @brief implementation of the select_purse_decisions_above_serial_id function for Postgres 19 * @author Christian Grothoff 20 */ 21 #ifndef EXCHANGE_DATABASE_SELECT_PURSE_DECISIONS_ABOVE_SERIAL_ID_H 22 #define EXCHANGE_DATABASE_SELECT_PURSE_DECISIONS_ABOVE_SERIAL_ID_H 23 24 #include "taler/taler_util.h" 25 #include "taler/taler_json_lib.h" 26 #include "exchangedb_lib.h" 27 28 29 /** 30 * Function called with details about purse decisions that have been made, with 31 * the goal of auditing the purse's execution. 32 * 33 * @param cls closure 34 * @param rowid unique serial ID for the deposit in our DB 35 * @param purse_pub public key of the purse 36 * @param reserve_pub public key of the target reserve, NULL if not known / refunded 37 * @param purse_value what is the (target) value of the purse 38 * @return #GNUNET_OK to continue to iterate, #GNUNET_SYSERR to stop 39 */ 40 typedef enum GNUNET_GenericReturnValue 41 (*TALER_EXCHANGEDB_PurseDecisionCallback)( 42 void *cls, 43 uint64_t rowid, 44 const struct TALER_PurseContractPublicKeyP *purse_pub, 45 const struct TALER_ReservePublicKeyP *reserve_pub, 46 const struct TALER_Amount *purse_value); 47 48 49 /* Callback typedefs */ 50 /** 51 * Function called with details about purse decisions that have been made, with 52 * the goal of auditing the purse's execution. 53 * 54 * @param cls closure 55 * @param rowid unique serial ID for the deposit in our DB 56 * @param purse_pub public key of the purse 57 * @param reserve_pub public key of the target reserve, NULL if not known / refunded 58 * @param purse_value what is the (target) value of the purse 59 * @return #GNUNET_OK to continue to iterate, #GNUNET_SYSERR to stop 60 */ 61 typedef enum GNUNET_GenericReturnValue 62 (*TALER_EXCHANGEDB_PurseDecisionCallback)( 63 void *cls, 64 uint64_t rowid, 65 const struct TALER_PurseContractPublicKeyP *purse_pub, 66 const struct TALER_ReservePublicKeyP *reserve_pub, 67 const struct TALER_Amount *purse_value); 68 69 /** 70 * Select purse decisions above @a serial_id in monotonically increasing 71 * order. 72 * 73 * @param pg the database context 74 * @param serial_id highest serial ID to exclude (select strictly larger) 75 * @param refunded which refund status to select for 76 * @param cb function to call on each result 77 * @param cb_cls closure for @a cb 78 * @return transaction status code 79 */ 80 enum GNUNET_DB_QueryStatus 81 TALER_TALER_EXCHANGEDB_select_purse_decisions_above_serial_id (struct 82 TALER_EXCHANGEDB_PostgresContext 83 * 84 pg, 85 uint64_t 86 serial_id, 87 bool refunded, 88 TALER_EXCHANGEDB_PurseDecisionCallback 89 cb, 90 void *cb_cls); 91 92 #endif