get_reserve_history.h (2650B)
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_reserve_history.h 18 * @brief implementation of the get_reserve_history function 19 * @author Christian Grothoff 20 */ 21 #ifndef EXCHANGE_DATABASE_GET_RESERVE_HISTORY_H 22 #define EXCHANGE_DATABASE_GET_RESERVE_HISTORY_H 23 24 #include "taler/taler_util.h" 25 #include "exchangedb_lib.h" 26 #include "exchange-database/free_reserve_history.h" 27 28 29 /** 30 * Compile a list of (historic) transactions performed with the given reserve 31 * (withdraw, incoming wire, open, close operations). Should return 0 if the @a 32 * reserve_pub is unknown, otherwise determine @a etag_out and if it is past @a 33 * etag_in return the history after @a start_off. @a etag_out should be set 34 * to the last row ID of the given @a reserve_pub in the reserve history table. 35 * 36 * @param pg the database context 37 * @param reserve_pub public key of the reserve 38 * @param start_off maximum starting offset in history to exclude from returning 39 * @param etag_in up to this offset the client already has a response, do not 40 * return anything unless @a etag_out will be larger 41 * @param[out] etag_out set to the latest history offset known for this @a coin_pub 42 * @param[out] balance set to the reserve balance 43 * @param[out] rhp set to known transaction history (NULL if reserve is unknown) 44 * @return transaction status 45 */ 46 enum GNUNET_DB_QueryStatus 47 TALER_EXCHANGEDB_get_reserve_history (struct TALER_EXCHANGEDB_PostgresContext * 48 pg, 49 const struct TALER_ReservePublicKeyP * 50 reserve_pub, 51 uint64_t start_off, 52 uint64_t etag_in, 53 uint64_t *etag_out, 54 struct TALER_Amount *balance, 55 struct TALER_EXCHANGEDB_ReserveHistory ** 56 rhp); 57 58 59 #endif