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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_select_purse_by_merge_pub.c 18 : * @brief Implementation of the select_purse_by_merge_pub 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_purse_by_merge_pub.h" 26 : #include "pg_helper.h" 27 : 28 : enum GNUNET_DB_QueryStatus 29 0 : TEH_PG_select_purse_by_merge_pub ( 30 : void *cls, 31 : const struct TALER_PurseMergePublicKeyP *merge_pub, 32 : struct TALER_PurseContractPublicKeyP *purse_pub, 33 : struct GNUNET_TIME_Timestamp *purse_expiration, 34 : struct TALER_PrivateContractHashP *h_contract_terms, 35 : uint32_t *age_limit, 36 : struct TALER_Amount *target_amount, 37 : struct TALER_Amount *balance, 38 : struct TALER_PurseContractSignatureP *purse_sig) 39 : { 40 0 : struct PostgresClosure *pg = cls; 41 0 : struct GNUNET_PQ_QueryParam params[] = { 42 0 : GNUNET_PQ_query_param_auto_from_type (merge_pub), 43 : GNUNET_PQ_query_param_end 44 : }; 45 0 : struct GNUNET_PQ_ResultSpec rs[] = { 46 0 : GNUNET_PQ_result_spec_auto_from_type ("purse_pub", 47 : purse_pub), 48 0 : GNUNET_PQ_result_spec_timestamp ("purse_expiration", 49 : purse_expiration), 50 0 : GNUNET_PQ_result_spec_auto_from_type ("h_contract_terms", 51 : h_contract_terms), 52 0 : GNUNET_PQ_result_spec_uint32 ("age_limit", 53 : age_limit), 54 0 : TALER_PQ_RESULT_SPEC_AMOUNT ("amount_with_fee", 55 : target_amount), 56 0 : TALER_PQ_RESULT_SPEC_AMOUNT ("balance", 57 : balance), 58 0 : GNUNET_PQ_result_spec_auto_from_type ("purse_sig", 59 : purse_sig), 60 : GNUNET_PQ_result_spec_end 61 : }; 62 : 63 0 : PREPARE (pg, 64 : "select_purse_by_merge_pub", 65 : "SELECT " 66 : " purse_pub" 67 : ",purse_expiration" 68 : ",h_contract_terms" 69 : ",age_limit" 70 : ",amount_with_fee" 71 : ",balance" 72 : ",purse_sig" 73 : " FROM purse_requests" 74 : " WHERE merge_pub=$1;"); 75 0 : return GNUNET_PQ_eval_prepared_singleton_select (pg->conn, 76 : "select_purse_by_merge_pub", 77 : params, 78 : rs); 79 : }