pg_compute_shard.h (1256B)
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_compute_shard.h 18 * @brief implementation of the compute_shard function for Postgres 19 * @author Christian Grothoff 20 */ 21 #ifndef PG_COMPUTE_SHARD_H 22 #define PG_COMPUTE_SHARD_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 /** 30 * Compute the shard number of a given @a merchant_pub. 31 * 32 * @param merchant_pub merchant public key to compute shard for 33 * @return shard number 34 */ 35 uint64_t 36 TEH_PG_compute_shard (const struct TALER_MerchantPublicKeyP *merchant_pub); 37 38 39 #endif