pg_select_product_groups.h (1895B)
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 backenddb/pg_select_product_groups.h 18 * @brief implementation of the select_product_groups function for Postgres 19 * @author Christian Grothoff 20 */ 21 #ifndef PG_SELECT_PRODUCT_GROUPS_H 22 #define PG_SELECT_PRODUCT_GROUPS_H 23 24 #include <taler/taler_util.h> 25 #include <taler/taler_json_lib.h> 26 #include "taler/taler_merchantdb_plugin.h" 27 28 /** 29 * Lookup all of the product groups the given instance has configured. 30 * 31 * @param cls closure 32 * @param instance_id instance to lookup product groups for 33 * @param limit number of entries to return, negative for descending in execution time, 34 * positive for ascending in execution time 35 * @param offset expected_transfer_serial number of the transfer we want to offset from 36 * @param cb function to call on all groups found 37 * @param cb_cls closure for @a cb 38 * @return database result code 39 */ 40 enum GNUNET_DB_QueryStatus 41 TMH_PG_select_product_groups (void *cls, 42 const char *instance_id, 43 int64_t limit, 44 uint64_t offset, 45 TALER_MERCHANTDB_ProductGroupsCallback cb, 46 void *cb_cls); 47 48 49 #endif