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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 exchangedb/pg_lookup_signkey_revocation.c 18 : * @brief Implementation of the lookup_signkey_revocation 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_lookup_signkey_revocation.h" 26 : #include "pg_helper.h" 27 : 28 : 29 : enum GNUNET_DB_QueryStatus 30 10 : TEH_PG_lookup_signkey_revocation ( 31 : void *cls, 32 : const struct TALER_ExchangePublicKeyP *exchange_pub, 33 : struct TALER_MasterSignatureP *master_sig) 34 : { 35 10 : struct PostgresClosure *pg = cls; 36 10 : struct GNUNET_PQ_QueryParam params[] = { 37 10 : GNUNET_PQ_query_param_auto_from_type (exchange_pub), 38 : GNUNET_PQ_query_param_end 39 : }; 40 10 : struct GNUNET_PQ_ResultSpec rs[] = { 41 10 : GNUNET_PQ_result_spec_auto_from_type ("master_sig", 42 : master_sig), 43 : GNUNET_PQ_result_spec_end 44 : }; 45 : 46 10 : PREPARE (pg, 47 : "lookup_signkey_revocation", 48 : "SELECT " 49 : " master_sig" 50 : " FROM signkey_revocations" 51 : " WHERE esk_serial=" 52 : " (SELECT esk_serial" 53 : " FROM exchange_sign_keys" 54 : " WHERE exchange_pub=$1);"); 55 10 : return GNUNET_PQ_eval_prepared_singleton_select (pg->conn, 56 : "lookup_signkey_revocation", 57 : params, 58 : rs); 59 : }