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Base system with REST service to issue digital coins, run by the payment service provider
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select_historic_denom_revenue.h (4397B)


      1 /*
      2    This file is part of TALER
      3    Copyright (C) 2022 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 select_historic_denom_revenue.h
     18  * @brief implementation of the select_historic_denom_revenue function
     19  * @author Christian Grothoff
     20  */
     21 #ifndef AUDITOR_DATABASE_SELECT_HISTORIC_DENOM_REVENUE_H
     22 #define AUDITOR_DATABASE_SELECT_HISTORIC_DENOM_REVENUE_H
     23 
     24 #include "taler/taler_util.h"
     25 #include "taler/taler_json_lib.h"
     26 #include "auditordb_lib.h"
     27 
     28 
     29 /**
     30  * Function called with the results of select_historic_denom_revenue()
     31  *
     32  * @param cls closure
     33  * @param serial_id row for the denomination revenue in the auditor database
     34  * @param denom_pub_hash hash of the denomination key
     35  * @param revenue_timestamp when did this profit get realized
     36  * @param revenue_balance what was the total profit made from
     37  *                        deposit fees, melting fees, refresh fees
     38  *                        and coins that were never returned?
     39  * @param loss_balance what was the total loss
     40  * @return sets the return value of select_denomination_info(),
     41  *         #GNUNET_OK to continue,
     42  *         #GNUNET_NO to stop processing further rows
     43  *         #GNUNET_SYSERR or other values on error.
     44  */
     45 typedef enum GNUNET_GenericReturnValue
     46 (*TALER_AUDITORDB_HistoricDenominationRevenueDataCallback)(
     47   void *cls,
     48   uint64_t serial_id,
     49   const struct TALER_DenominationHashP *denom_pub_hash,
     50   struct GNUNET_TIME_Timestamp revenue_timestamp,
     51   const struct TALER_Amount *revenue_balance,
     52   const struct TALER_Amount *loss_balance);
     53 
     54 struct TALER_AUDITORDB_HistoricDenominationRevenue
     55 {
     56   uint64_t row_id;
     57   struct TALER_DenominationHashP denom_pub_hash;
     58   struct GNUNET_TIME_Absolute revenue_timestamp;
     59   struct TALER_Amount revenue_balance;
     60   struct TALER_Amount loss_balance;
     61   bool suppressed;
     62 
     63 };
     64 
     65 
     66 /**
     67  * Function called with the results of select_historic_denom_revenue()
     68  *
     69  * @param cls closure
     70  * @param serial_id row for the denomination revenue in the auditor database
     71  * @param denom_pub_hash hash of the denomination key
     72  * @param revenue_timestamp when did this profit get realized
     73  * @param revenue_balance what was the total profit made from
     74  *                        deposit fees, melting fees, refresh fees
     75  *                        and coins that were never returned?
     76  * @param loss_balance what was the total loss
     77  * @return sets the return value of select_denomination_info(),
     78  *         #GNUNET_OK to continue,
     79  *         #GNUNET_NO to stop processing further rows
     80  *         #GNUNET_SYSERR or other values on error.
     81  */
     82 typedef enum GNUNET_GenericReturnValue
     83 (*TALER_AUDITORDB_HistoricDenominationRevenueDataCallback)(
     84   void *cls,
     85   uint64_t serial_id,
     86   const struct TALER_DenominationHashP *denom_pub_hash,
     87   struct GNUNET_TIME_Timestamp revenue_timestamp,
     88   const struct TALER_Amount *revenue_balance,
     89   const struct TALER_Amount *loss_balance);
     90 
     91 /**
     92  * Obtain all of the historic denomination key revenue
     93  *
     94  * @param pg the database context
     95  * @param limit return at most this number of results, negative to descend from @a offset
     96  * @param offset row from which to return @a limit results
     97  * @param cb function to call with the results
     98  * @param cb_cls closure for @a cb
     99  * @return transaction status code
    100  */
    101 enum GNUNET_DB_QueryStatus
    102 TALER_AUDITORDB_select_historic_denom_revenue (struct
    103                                                TALER_AUDITORDB_PostgresContext *
    104                                                pg,
    105                                                int64_t limit,
    106                                                uint64_t offset,
    107                                                TALER_AUDITORDB_HistoricDenominationRevenueDataCallback
    108                                                cb,
    109                                                void *cb_cls);
    110 
    111 #endif