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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 auditordb/pg_get_purse_info.c 18 : * @brief Implementation of the get_purse_info function for Postgres 19 : * @author Christian Grothoff 20 : */ 21 : #include "platform.h" 22 : #include "taler_error_codes.h" 23 : #include "taler_dbevents.h" 24 : #include "taler_pq_lib.h" 25 : #include "pg_get_purse_info.h" 26 : #include "pg_helper.h" 27 : 28 : enum GNUNET_DB_QueryStatus 29 0 : TAH_PG_get_purse_info ( 30 : void *cls, 31 : const struct TALER_PurseContractPublicKeyP *purse_pub, 32 : uint64_t *rowid, 33 : struct TALER_Amount *balance, 34 : struct GNUNET_TIME_Timestamp *expiration_date) 35 : { 36 0 : struct PostgresClosure *pg = cls; 37 0 : struct GNUNET_PQ_QueryParam params[] = { 38 0 : GNUNET_PQ_query_param_auto_from_type (purse_pub), 39 : GNUNET_PQ_query_param_end 40 : }; 41 0 : struct GNUNET_PQ_ResultSpec rs[] = { 42 0 : TALER_PQ_RESULT_SPEC_AMOUNT ("balance", 43 : balance), 44 0 : GNUNET_PQ_result_spec_timestamp ("expiration_date", 45 : expiration_date), 46 0 : GNUNET_PQ_result_spec_uint64 ("auditor_purses_rowid", 47 : rowid), 48 : GNUNET_PQ_result_spec_end 49 : }; 50 : 51 0 : PREPARE (pg, 52 : "auditor_get_purse_info", 53 : "SELECT" 54 : " expiration_date" 55 : ",balance" 56 : " FROM auditor_purses" 57 : " WHERE purse_pub=$1"); 58 0 : return GNUNET_PQ_eval_prepared_singleton_select (pg->conn, 59 : "auditor_get_purse_info", 60 : params, 61 : rs); 62 : }