get_reserve_balance_summary_wrong_inconsistency.c (5800B)
1 /* 2 This file is part of TALER 3 Copyright (C) 2024 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 #include "taler/taler_pq_lib.h" 17 #include "pg_helper.h" 18 #include \ 19 "auditor-database/get_reserve_balance_summary_wrong_inconsistency.h" 20 21 22 struct ReserveBalanceSummaryWrongInconsistencyContext 23 { 24 25 /** 26 * Function to call for each bad sig loss. 27 */ 28 TALER_AUDITORDB_ReserveBalanceSummaryWrongInconsistencyCallback cb; 29 30 /** 31 * Closure for @e cb 32 */ 33 void *cb_cls; 34 35 /** 36 * Plugin context. 37 */ 38 struct TALER_AUDITORDB_PostgresContext *pg; 39 40 /** 41 * Query status to return. 42 */ 43 enum GNUNET_DB_QueryStatus qs; 44 }; 45 46 47 /** 48 * Helper function for #TALER_AUDITORDB_get_reserve_balance_summary_wrong_inconsistency(). 49 * To be called with the results of a SELECT statement 50 * that has returned @a num_results results. 51 * 52 * @param cls closure of type `struct ReserveBalanceSummaryWrongInconsistencyContext *` 53 * @param result the postgres result 54 * @param num_results the number of results in @a result 55 */ 56 static void 57 reserve_balance_summary_wrong_inconsistency_cb (void *cls, 58 PGresult *result, 59 unsigned int num_results) 60 { 61 struct ReserveBalanceSummaryWrongInconsistencyContext *dcc = cls; 62 struct TALER_AUDITORDB_PostgresContext *pg = dcc->pg; 63 64 for (unsigned int i = 0; i < num_results; i++) 65 { 66 struct TALER_AUDITORDB_ReserveBalanceSummaryWrongInconsistency dc; 67 struct GNUNET_PQ_ResultSpec rs[] = { 68 GNUNET_PQ_result_spec_uint64 ("row_id", 69 &dc.row_id), 70 GNUNET_PQ_result_spec_auto_from_type ("reserve_pub", 71 &dc.reserve_pub), 72 TALER_PQ_RESULT_SPEC_AMOUNT ("exchange_amount", 73 &dc.exchange_amount), 74 TALER_PQ_RESULT_SPEC_AMOUNT ("auditor_amount", 75 &dc.auditor_amount), 76 GNUNET_PQ_result_spec_bool ("suppressed", 77 &dc.suppressed), 78 GNUNET_PQ_result_spec_end 79 }; 80 enum GNUNET_GenericReturnValue rval; 81 82 if (GNUNET_OK != 83 GNUNET_PQ_extract_result (result, 84 rs, 85 i)) 86 { 87 GNUNET_break (0); 88 dcc->qs = GNUNET_DB_STATUS_HARD_ERROR; 89 return; 90 } 91 dcc->qs = i + 1; 92 rval = dcc->cb (dcc->cb_cls, 93 &dc); 94 GNUNET_PQ_cleanup_result (rs); 95 if (GNUNET_OK != rval) 96 break; 97 } 98 } 99 100 101 enum GNUNET_DB_QueryStatus 102 TALER_AUDITORDB_get_reserve_balance_summary_wrong_inconsistency (struct 103 TALER_AUDITORDB_PostgresContext 104 *pg, 105 int64_t limit, 106 uint64_t offset 107 , 108 bool 109 return_suppressed, 110 TALER_AUDITORDB_ReserveBalanceSummaryWrongInconsistencyCallback 111 cb, 112 void *cb_cls) 113 { 114 uint64_t plimit = (uint64_t) ((limit < 0) ? -limit : limit); 115 struct GNUNET_PQ_QueryParam params[] = { 116 GNUNET_PQ_query_param_uint64 (&offset), 117 GNUNET_PQ_query_param_bool (return_suppressed), 118 GNUNET_PQ_query_param_uint64 (&plimit), 119 GNUNET_PQ_query_param_end 120 }; 121 struct ReserveBalanceSummaryWrongInconsistencyContext dcc = { 122 .cb = cb, 123 .cb_cls = cb_cls, 124 .pg = pg 125 }; 126 enum GNUNET_DB_QueryStatus qs; 127 128 PREPARE (pg, 129 "auditor_reserve_balance_summary_wrong_inconsistency_get_desc", 130 "SELECT" 131 " row_id" 132 ",reserve_pub" 133 ",exchange_amount" 134 ",auditor_amount" 135 ",suppressed" 136 " FROM auditor_reserve_balance_summary_wrong_inconsistency" 137 " WHERE (row_id < $1)" 138 " AND ($2 OR NOT suppressed)" 139 " ORDER BY row_id DESC" 140 " LIMIT $3" 141 ); 142 PREPARE (pg, 143 "auditor_reserve_balance_summary_wrong_inconsistency_get_asc", 144 "SELECT" 145 " row_id" 146 ",reserve_pub" 147 ",exchange_amount" 148 ",auditor_amount" 149 ",suppressed" 150 " FROM auditor_reserve_balance_summary_wrong_inconsistency" 151 " WHERE (row_id > $1)" 152 " AND ($2 OR NOT suppressed)" 153 " ORDER BY row_id ASC" 154 " LIMIT $3" 155 ); 156 qs = GNUNET_PQ_eval_prepared_multi_select ( 157 pg->conn, 158 (limit > 0) 159 ? "auditor_reserve_balance_summary_wrong_inconsistency_get_asc" 160 : "auditor_reserve_balance_summary_wrong_inconsistency_get_desc", 161 params, 162 &reserve_balance_summary_wrong_inconsistency_cb, 163 &dcc); 164 165 if (qs > 0) 166 return dcc.qs; 167 GNUNET_break (GNUNET_DB_STATUS_HARD_ERROR != qs); 168 return qs; 169 }