pg_lookup_transfers.h (2563B)
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 backenddb/pg_lookup_transfers.h 18 * @brief implementation of the lookup_transfers function for Postgres 19 * @author Christian Grothoff 20 */ 21 #ifndef PG_LOOKUP_TRANSFERS_H 22 #define PG_LOOKUP_TRANSFERS_H 23 24 #include <taler/taler_util.h> 25 #include <taler/taler_json_lib.h> 26 #include "taler_merchantdb_plugin.h" 27 28 /** 29 * Lookup transfers. Note that filtering by @a verified status is done 30 * outside of SQL, as we already have 8 prepared statements and adding 31 * a filter on verified would further double the number of statements for 32 * a likely rather ineffective filter. So we apply that filter in 33 * #lookup_transfers_cb(). 34 * 35 * @param cls closure 36 * @param instance_id instance to lookup payments for 37 * @param payto_uri account that we are interested in transfers to 38 * @param before timestamp for the earliest transfer we care about 39 * @param after timestamp for the last transfer we care about 40 * @param limit number of entries to return, negative for descending in execution time, 41 * positive for ascending in execution time 42 * @param offset transfer_serial number of the transfer we want to offset from 43 * @param expected filter for transfers that were expected 44 * @param cb function to call with detailed transfer data 45 * @param cb_cls closure for @a cb 46 * @return transaction status 47 */ 48 enum GNUNET_DB_QueryStatus 49 TMH_PG_lookup_transfers (void *cls, 50 const char *instance_id, 51 struct TALER_FullPayto payto_uri, 52 struct GNUNET_TIME_Timestamp before, 53 struct GNUNET_TIME_Timestamp after, 54 int64_t limit, 55 uint64_t offset, 56 enum TALER_EXCHANGE_YesNoAll expected, 57 TALER_MERCHANTDB_TransferCallback cb, 58 void *cb_cls); 59 60 #endif