LCOV - code coverage report
Current view: top level - auditordb - pg_get_coin_inconsistency.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 30 36 83.3 %
Date: 2025-06-05 21:03:14 Functions: 2 2 100.0 %

          Line data    Source code
       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             : 
      17             : 
      18             : #include "platform.h"
      19             : #include "taler_error_codes.h"
      20             : #include "taler_dbevents.h"
      21             : #include "taler_pq_lib.h"
      22             : #include "pg_helper.h"
      23             : #include "pg_get_coin_inconsistency.h"
      24             : 
      25             : /**
      26             :  * Closure for #deposit_confirmation_cb().
      27             :  */
      28             : struct CoinInconsistencyContext
      29             : {
      30             : 
      31             :   /**
      32             :    * Function to call for each deposit confirmation.
      33             :    */
      34             :   TALER_AUDITORDB_CoinInconsistencyCallback cb;
      35             : 
      36             :   /**
      37             :    * Closure for @e cb
      38             :    */
      39             :   void *cb_cls;
      40             : 
      41             :   /**
      42             :    * Plugin context.
      43             :    */
      44             :   struct PostgresClosure *pg;
      45             : 
      46             :   /**
      47             :    * Query status to return.
      48             :    */
      49             :   enum GNUNET_DB_QueryStatus qs;
      50             : };
      51             : 
      52             : 
      53             : /**
      54             :  * Helper function for #TAH_PG_get_deposit_confirmations().
      55             :  * To be called with the results of a SELECT statement
      56             :  * that has returned @a num_results results.
      57             :  *
      58             :  * @param cls closure of type `struct DepositConfirmationContext *`
      59             :  * @param result the postgres result
      60             :  * @param num_results the number of results in @a result
      61             :  */
      62             : static void
      63           1 : coin_inconsistency_cb (void *cls,
      64             :                        PGresult *result,
      65             :                        unsigned int num_results)
      66             : {
      67           1 :   struct CoinInconsistencyContext *dcc = cls;
      68           1 :   struct PostgresClosure *pg = dcc->pg;
      69             : 
      70           2 :   for (unsigned int i = 0; i < num_results; i++)
      71             :   {
      72             :     uint64_t serial_id;
      73             : 
      74             :     struct TALER_AUDITORDB_CoinInconsistency dc;
      75             : 
      76           1 :     struct GNUNET_PQ_ResultSpec rs[] = {
      77           1 :       GNUNET_PQ_result_spec_uint64 ("row_id",
      78             :                                     &serial_id),
      79           1 :       GNUNET_PQ_result_spec_string ("operation",
      80             :                                     &dc.operation),
      81           1 :       TALER_PQ_RESULT_SPEC_AMOUNT ("exchange_amount",
      82             :                                    &dc.exchange_amount),
      83           1 :       TALER_PQ_RESULT_SPEC_AMOUNT ("auditor_amount",
      84             :                                    &dc.auditor_amount),
      85           1 :       GNUNET_PQ_result_spec_auto_from_type ("coin_pub", &dc.coin_pub),
      86           1 :       GNUNET_PQ_result_spec_bool ("profitable",
      87             :                                   &dc.profitable),
      88             : 
      89             :       GNUNET_PQ_result_spec_end
      90             :     };
      91             :     enum GNUNET_GenericReturnValue rval;
      92             : 
      93           1 :     if (GNUNET_OK !=
      94           1 :         GNUNET_PQ_extract_result (result,
      95             :                                   rs,
      96             :                                   i))
      97             :     {
      98           0 :       GNUNET_break (0);
      99           0 :       dcc->qs = GNUNET_DB_STATUS_HARD_ERROR;
     100           0 :       return;
     101             :     }
     102             : 
     103           1 :     dcc->qs = i + 1;
     104             : 
     105             : 
     106           1 :     rval = dcc->cb (dcc->cb_cls,
     107             :                     serial_id,
     108             :                     &dc);
     109           1 :     GNUNET_PQ_cleanup_result (rs);
     110           1 :     if (GNUNET_OK != rval)
     111           0 :       break;
     112             :   }
     113             : }
     114             : 
     115             : 
     116             : enum GNUNET_DB_QueryStatus
     117           1 : TAH_PG_get_coin_inconsistency (
     118             :   void *cls,
     119             :   int64_t limit,
     120             :   uint64_t offset,
     121             :   bool return_suppressed,           // maybe not needed
     122             :   TALER_AUDITORDB_CoinInconsistencyCallback cb,
     123             :   void *cb_cls)
     124             : {
     125             : 
     126           1 :   uint64_t plimit = (uint64_t) ((limit < 0) ? -limit : limit);
     127             : 
     128           1 :   struct PostgresClosure *pg = cls;
     129           1 :   struct GNUNET_PQ_QueryParam params[] = {
     130           1 :     GNUNET_PQ_query_param_uint64 (&offset),
     131           1 :     GNUNET_PQ_query_param_bool (return_suppressed),
     132           1 :     GNUNET_PQ_query_param_uint64 (&plimit),
     133             :     GNUNET_PQ_query_param_end
     134             :   };
     135           1 :   struct CoinInconsistencyContext dcc = {
     136             :     .cb = cb,
     137             :     .cb_cls = cb_cls,
     138             :     .pg = pg
     139             :   };
     140             :   enum GNUNET_DB_QueryStatus qs;
     141             : 
     142             : 
     143           1 :   PREPARE (pg,
     144             :            "auditor_coin_inconsistency_select_desc",
     145             :            "SELECT"
     146             :            " row_id"
     147             :            ",operation"
     148             :            ",exchange_amount"
     149             :            ",auditor_amount"
     150             :            ",coin_pub"
     151             :            ",profitable"
     152             :            " FROM auditor_coin_inconsistency"
     153             :            " WHERE (row_id < $1)"
     154             :            " AND ($2 OR suppressed is false)"
     155             :            " ORDER BY row_id DESC"
     156             :            " LIMIT $3"
     157             :            );
     158           1 :   PREPARE (pg,
     159             :            "auditor_coin_inconsistency_select_asc",
     160             :            "SELECT"
     161             :            " row_id"
     162             :            ",operation"
     163             :            ",exchange_amount"
     164             :            ",auditor_amount"
     165             :            ",coin_pub"
     166             :            ",profitable"
     167             :            " FROM auditor_coin_inconsistency"
     168             :            " WHERE (row_id > $1)"
     169             :            " AND ($2 OR suppressed is false)"
     170             :            " ORDER BY row_id ASC"
     171             :            " LIMIT $3"
     172             :            );
     173           1 :   qs = GNUNET_PQ_eval_prepared_multi_select (pg->conn,
     174             :                                              (limit > 0) ?
     175             :                                              "auditor_coin_inconsistency_select_asc"
     176             :   :
     177             :                                              "auditor_coin_inconsistency_select_desc",
     178             :                                              params,
     179             :                                              &coin_inconsistency_cb,
     180             :                                              &dcc);
     181             : 
     182             : 
     183           1 :   if (qs > 0)
     184           1 :     return dcc.qs;
     185           0 :   GNUNET_break (GNUNET_DB_STATUS_HARD_ERROR != qs);
     186           0 :   return qs;
     187             : }

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