pg_do_purse_deposit.h (2547B)
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 exchangedb/pg_do_purse_deposit.h 18 * @brief implementation of the do_purse_deposit function for Postgres 19 * @author Christian Grothoff 20 */ 21 #ifndef PG_DO_PURSE_DEPOSIT_H 22 #define PG_DO_PURSE_DEPOSIT_H 23 24 #include "taler/taler_util.h" 25 #include "taler/taler_json_lib.h" 26 #include "taler/taler_exchangedb_plugin.h" 27 28 /** 29 * Function called to execute a transaction crediting 30 * a purse with @a amount from @a coin_pub. Reduces the 31 * value of @a coin_pub and increase the balance of 32 * the @a purse_pub purse. If the balance reaches the 33 * target amount and the purse has been merged, triggers 34 * the updates of the reserve/account balance. 35 * 36 * @param cls the @e cls of this struct with the plugin-specific state 37 * @param purse_pub purse to credit 38 * @param coin_pub coin to deposit (debit) 39 * @param amount fraction of the coin's value to deposit 40 * @param coin_sig signature affirming the operation 41 * @param amount_minus_fee amount to add to the purse 42 * @param[out] balance_ok set to false if the coin's 43 * remaining balance is below @a amount; 44 * in this case, the return value will be 45 * #GNUNET_DB_STATUS_SUCCESS_ONE_RESULT despite the failure 46 * @param[out] too_late set to true if it is too late to deposit into the purse 47 * @param[out] conflict set to true if the deposit failed due to a conflict (coin already spent, 48 * or deposited into this purse with a different amount) 49 * @return transaction status code 50 */ 51 enum GNUNET_DB_QueryStatus 52 TEH_PG_do_purse_deposit ( 53 void *cls, 54 const struct TALER_PurseContractPublicKeyP *purse_pub, 55 const struct TALER_CoinSpendPublicKeyP *coin_pub, 56 const struct TALER_Amount *amount, 57 const struct TALER_CoinSpendSignatureP *coin_sig, 58 const struct TALER_Amount *amount_minus_fee, 59 bool *balance_ok, 60 bool *too_late, 61 bool *conflict); 62 63 #endif