pg_select_donau_instance_by_serial.c (2138B)
1 /* 2 This file is part of TALER 3 Copyright (C) 2024 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_select_donau_instance_by_serial.c 18 * @brief Implementation of the select_donau_instance function for Postgres 19 * @author Bohdan Potuzhnyi 20 * @author Vlada Svirsh 21 */ 22 #include "taler/platform.h" 23 #include <taler/taler_error_codes.h> 24 #include <taler/taler_dbevents.h> 25 #include <taler/taler_pq_lib.h> 26 #include "pg_select_donau_instance_by_serial.h" 27 #include "pg_helper.h" 28 29 30 enum GNUNET_DB_QueryStatus 31 TMH_PG_select_donau_instance_by_serial (void *cls, 32 uint64_t serial, 33 char **donau_url, 34 uint64_t *charity_id) 35 { 36 struct PostgresClosure *pg = cls; 37 struct GNUNET_PQ_QueryParam params[] = { 38 GNUNET_PQ_query_param_uint64 (&serial), 39 GNUNET_PQ_query_param_end 40 }; 41 struct GNUNET_PQ_ResultSpec rs[] = { 42 GNUNET_PQ_result_spec_string ("donau_url", 43 donau_url), 44 GNUNET_PQ_result_spec_uint64 ("charity_id", 45 charity_id), 46 GNUNET_PQ_result_spec_end 47 }; 48 49 check_connection (pg); 50 PREPARE (pg, 51 "select_donau_instance_by_serial", 52 "SELECT donau_url" 53 " ,charity_id" 54 " FROM merchant_donau_instances" 55 " WHERE donau_instances_serial = $1"); 56 57 return GNUNET_PQ_eval_prepared_singleton_select ( 58 pg->conn, 59 "select_donau_instance_by_serial", 60 params, 61 rs); 62 }