get_client_by_uri.c (2019B)
1 /* 2 This file is part of Challenger 3 Copyright (C) 2023 Taler Systems SA 4 5 Challenger 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 Challenger 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 Challenger; see the file COPYING. If not, see <http://www.gnu.org/licenses/> 15 */ 16 /** 17 * @file src/challengerdb/get_client_by_uri.c 18 * @brief Implementation of the get_client_by_uri function for Postgres 19 * @author Christian Grothoff 20 */ 21 #include "platform.h" 22 #include <taler/taler_error_codes.h> 23 #include <taler/taler_dbevents.h> 24 #include <taler/taler_pq_lib.h> 25 #include "get_client_by_uri.h" 26 #include "pg_helper.h" 27 28 29 enum GNUNET_DB_QueryStatus 30 CHALLENGERDB_get_client_by_uri ( 31 struct CHALLENGERDB_PostgresContext *ctx, 32 const char *client_uri, 33 const char *client_secret, 34 uint64_t *client_id) 35 { 36 struct GNUNET_PQ_QueryParam params[] = { 37 GNUNET_PQ_query_param_string (client_uri), 38 GNUNET_PQ_query_param_string (client_secret), 39 GNUNET_PQ_query_param_end 40 }; 41 struct GNUNET_PQ_ResultSpec rs[] = { 42 GNUNET_PQ_result_spec_uint64 ("client_serial_id", 43 client_id), 44 GNUNET_PQ_result_spec_end 45 }; 46 47 PREPARE (ctx, 48 "get_client_by_uri", 49 "SELECT client_serial_id" 50 " FROM clients" 51 " WHERE uri=$1" 52 " AND client_secret=$2;"); 53 return GNUNET_PQ_eval_prepared_singleton_select (ctx->conn, 54 "get_client_by_uri", 55 params, 56 rs); 57 }