exchange

Base system with REST service to issue digital coins, run by the payment service provider
Log | Files | Refs | Submodules | README | LICENSE

pg_get_denomination_key_validity_withdraw_inconsistency.c (5480B)


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