start.h (1622B)
1 /* 2 This file is part of TALER 3 Copyright (C) 2022, 2026 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 start.h 18 * @brief implementation of the start, commit and rollback functions 19 * @author Christian Grothoff 20 */ 21 #ifndef AUDITOR_DATABASE_START_H 22 #define AUDITOR_DATABASE_START_H 23 24 #include "taler/taler_util.h" 25 #include "taler/taler_json_lib.h" 26 #include "auditordb_lib.h" 27 28 29 /** 30 * Start a transaction. 31 * 32 * @param pg the database context 33 * @return #GNUNET_OK on success 34 */ 35 enum GNUNET_GenericReturnValue 36 TALER_AUDITORDB_start (struct TALER_AUDITORDB_PostgresContext *pg); 37 38 39 /** 40 * Roll back the current transaction of a database connection. 41 * 42 * @param pg the database context 43 */ 44 void 45 TALER_AUDITORDB_rollback (struct TALER_AUDITORDB_PostgresContext *pg); 46 47 48 /** 49 * Commit the current transaction of a database connection. 50 * 51 * @param pg the database context 52 * @return transaction status code 53 */ 54 enum GNUNET_DB_QueryStatus 55 TALER_AUDITORDB_commit (struct TALER_AUDITORDB_PostgresContext *pg); 56 57 58 #endif