select_money_pots.h (2214B)
1 /* 2 This file is part of TALER 3 Copyright (C) 2025 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 src/include/merchant-database/select_money_pots.h 18 * @brief implementation of the select_money_pots function for Postgres 19 * @author Christian Grothoff 20 */ 21 #ifndef MERCHANT_DATABASE_SELECT_MONEY_POTS_H 22 #define MERCHANT_DATABASE_SELECT_MONEY_POTS_H 23 24 #include <taler/taler_util.h> 25 #include <taler/taler_json_lib.h> 26 #include "merchantdb_lib.h" 27 28 29 /** 30 * Typically called by `select_money_pots`. 31 * 32 * @param cls closure 33 * @param name set to name of the pot 34 * @param pot_total_len length of @a pot_totals array 35 * @param pot_totals amounts currently in the pot 36 */ 37 typedef void 38 (*TALER_MERCHANTDB_MoneyPotsCallback)( 39 void *cls, 40 uint64_t money_pot_id, 41 const char *name, 42 size_t pot_total_len, 43 const struct TALER_Amount *pot_totals); 44 45 /** 46 * Lookup all of the money pots the given instance has configured. 47 * 48 * @param pg database context 49 * @param instance_id instance to lookup token families for 50 * @param limit number of entries to return, negative for descending in execution time, 51 * positive for ascending in execution time 52 * @param offset expected_transfer_serial number of the transfer we want to offset from 53 * @param cb function to call on all money pots found 54 * @param cb_cls closure for @a cb 55 * @return database result code 56 */ 57 enum GNUNET_DB_QueryStatus 58 TALER_MERCHANTDB_select_money_pots ( 59 struct TALER_MERCHANTDB_PostgresContext *pg, 60 const char *instance_id, 61 int64_t limit, 62 uint64_t offset, 63 TALER_MERCHANTDB_MoneyPotsCallback cb, 64 void *cb_cls); 65 66 #endif