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              :  * @file pg_insert_balance.c
      18              :  * @brief Implementation of the insert_balance function
      19              :  * @author Christian Grothoff
      20              :  */
      21              : #include "taler/platform.h"
      22              : #include "taler/taler_error_codes.h"
      23              : #include "taler/taler_dbevents.h"
      24              : #include "taler/taler_pq_lib.h"
      25              : #include "pg_insert_balance.h"
      26              : #include "pg_helper.h"
      27              : 
      28              : 
      29              : enum GNUNET_DB_QueryStatus
      30           16 : TAH_PG_insert_balance (void *cls,
      31              :                        const char *balance_key,
      32              :                        const struct TALER_Amount *balance_value,
      33              :                        ...)
      34              : {
      35           16 :   struct PostgresClosure *pg = cls;
      36           16 :   unsigned int cnt = 1;
      37              :   va_list ap;
      38              : 
      39           16 :   va_start (ap,
      40              :             balance_value);
      41          142 :   while (NULL != va_arg (ap,
      42              :                          const char *))
      43              :   {
      44          126 :     cnt++;
      45          126 :     (void) va_arg (ap,
      46              :                    const struct TALER_Amount *);
      47              :   }
      48           16 :   va_end (ap);
      49           16 :   {
      50           16 :     const char *keys[cnt];
      51           16 :     struct TALER_Amount amounts[cnt];
      52           16 :     unsigned int off = 1;
      53           16 :     struct GNUNET_PQ_QueryParam params[] = {
      54           16 :       GNUNET_PQ_query_param_array_ptrs_string (cnt,
      55              :                                                keys,
      56              :                                                pg->conn),
      57           16 :       TALER_PQ_query_param_array_amount (cnt,
      58              :                                          amounts,
      59              :                                          pg->conn),
      60              :       GNUNET_PQ_query_param_end
      61              :     };
      62              :     enum GNUNET_DB_QueryStatus qs;
      63              : 
      64           16 :     keys[0] = balance_key;
      65           16 :     amounts[0] = *balance_value;
      66              : 
      67           16 :     va_start (ap,
      68              :               balance_value);
      69          142 :     while (off < cnt)
      70              :     {
      71          126 :       keys[off] = va_arg (ap,
      72              :                           const char *);
      73          126 :       amounts[off] = *va_arg (ap,
      74              :                               const struct TALER_Amount *);
      75          126 :       off++;
      76              :     }
      77           16 :     GNUNET_assert (NULL == va_arg (ap,
      78              :                                    const char *));
      79           16 :     va_end (ap);
      80              : 
      81           16 :     PREPARE (pg,
      82              :              "auditor_balance_insert",
      83              :              "INSERT INTO auditor_balances "
      84              :              "(balance_key"
      85              :              ",balance_value.val"
      86              :              ",balance_value.frac"
      87              :              ") SELECT *"
      88              :              " FROM UNNEST (CAST($1 AS TEXT[]),"
      89              :              "              CAST($2 AS taler_amount[]))"
      90              :              " ON CONFLICT DO NOTHING;");
      91           16 :     qs = GNUNET_PQ_eval_prepared_non_select (pg->conn,
      92              :                                              "auditor_balance_insert",
      93              :                                              params);
      94           16 :     GNUNET_PQ_cleanup_query_params_closures (params);
      95           16 :     return qs;
      96              :   }
      97              : }