Line data Source code
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 exchangedb/pg_select_auditor_denom_sig.c 18 : * @brief Implementation of the select_auditor_denom_sig 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_select_auditor_denom_sig.h" 26 : #include "pg_helper.h" 27 : 28 : 29 : enum GNUNET_DB_QueryStatus 30 31800 : TEH_PG_select_auditor_denom_sig ( 31 : void *cls, 32 : const struct TALER_DenominationHashP *h_denom_pub, 33 : const struct TALER_AuditorPublicKeyP *auditor_pub, 34 : struct TALER_AuditorSignatureP *auditor_sig) 35 : { 36 31800 : struct PostgresClosure *pg = cls; 37 31800 : struct GNUNET_PQ_QueryParam params[] = { 38 31800 : GNUNET_PQ_query_param_auto_from_type (auditor_pub), 39 31800 : GNUNET_PQ_query_param_auto_from_type (h_denom_pub), 40 : GNUNET_PQ_query_param_end 41 : }; 42 31800 : struct GNUNET_PQ_ResultSpec rs[] = { 43 31800 : GNUNET_PQ_result_spec_auto_from_type ("auditor_sig", 44 : auditor_sig), 45 : GNUNET_PQ_result_spec_end 46 : }; 47 : 48 31800 : PREPARE (pg, 49 : "select_auditor_denom_sig", 50 : "SELECT" 51 : " auditor_sig" 52 : " FROM auditor_denom_sigs" 53 : " WHERE auditor_uuid=" 54 : " (SELECT auditor_uuid" 55 : " FROM auditors" 56 : " WHERE auditor_pub=$1)" 57 : " AND denominations_serial=" 58 : " (SELECT denominations_serial" 59 : " FROM denominations" 60 : " WHERE denom_pub_hash=$2);"); 61 : 62 31800 : return GNUNET_PQ_eval_prepared_singleton_select (pg->conn, 63 : "select_auditor_denom_sig", 64 : params, 65 : rs); 66 : }