anastasis-db_test_challenge_code_satisfied.c (2701B)
1 /* 2 This file is part of Anastasis 3 Copyright (C) 2020-2022 Anastasis SARL 4 5 Anastasis is free software; you can redistribute it and/or modify it under the 6 terms of the GNU Affero General Public License as published by the Free Software 7 Foundation; either version 3, or (at your option) any later version. 8 9 Anastasis 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 Affero General Public License for more details. 12 13 You should have received a copy of the GNU Affero General Public License along with 14 Anastasis; see the file COPYING.GPL. If not, see <http://www.gnu.org/licenses/> 15 */ 16 /** 17 * @file stasis/anastasis-db_test_challenge_code_satisfied.c 18 * @brief Anastasis database: test challenge code satisfied 19 * @author Christian Grothoff 20 */ 21 #include "platform.h" 22 #include "anastasis-db_pg.h" 23 #include "anastasis/anastasis-database/test_challenge_code_satisfied.h" 24 #include "anastasis/anastasis-database/transaction.h" 25 #include "anastasis/anastasis-database/preflight.h" 26 #include <taler/taler_pq_lib.h> 27 28 29 /** 30 * Check if the 'satisfied' bit for the given challenge and code is 31 * 'true' and the challenge code is not yet expired. 32 * 33 * @param truth_uuid identification of the challenge which the code corresponds to 34 * @param code code which is now satisfied 35 * @return transaction status, 36 * #GNUNET_DB_STATUS_SUCCESS_NO_RESULTS if the challenge code is not satisfied or expired 37 * #GNUNET_DB_STATUS_SUCCESS_ONE_RESULT if the challenge code has been marked as satisfied 38 */ 39 enum GNUNET_DB_QueryStatus 40 ANASTASIS_DB_test_challenge_code_satisfied ( 41 const struct ANASTASIS_CRYPTO_TruthUUIDP *truth_uuid, 42 const uint64_t code, 43 struct GNUNET_TIME_Timestamp after) 44 { 45 struct GNUNET_PQ_QueryParam params[] = { 46 GNUNET_PQ_query_param_auto_from_type (truth_uuid), 47 GNUNET_PQ_query_param_uint64 (&code), 48 GNUNET_PQ_query_param_timestamp (&after), 49 GNUNET_PQ_query_param_end 50 }; 51 struct GNUNET_PQ_ResultSpec rs[] = { 52 GNUNET_PQ_result_spec_end 53 }; 54 55 PREPARE ("challengecode_test_satisfied", 56 "SELECT 1 FROM anastasis_challengecode" 57 " WHERE truth_uuid=$1" 58 " AND satisfied=TRUE" 59 " AND code=$2" 60 " AND creation_date >= $3" 61 " LIMIT 1;"); 62 return GNUNET_PQ_eval_prepared_singleton_select (pg->conn, 63 "challengecode_test_satisfied", 64 params, 65 rs); 66 } 67 68 69 /* end of anastasis-db_test_challenge_code_satisfied.c */