lookup_instances.h (2544B)
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 src/include/merchant-database/lookup_instances.h 18 * @brief implementation of the lookup_instances function for Postgres 19 * @author Christian Grothoff 20 */ 21 #ifndef MERCHANT_DATABASE_LOOKUP_INSTANCES_H 22 #define MERCHANT_DATABASE_LOOKUP_INSTANCES_H 23 24 #include <taler/taler_util.h> 25 #include <taler/taler_json_lib.h> 26 #include "merchantdb_lib.h" 27 28 /** 29 * Typically called by `lookup_instances`. 30 * 31 * @param cls closure 32 * @param merchant_pub public key of the instance 33 * @param merchant_priv private key of the instance, NULL if not available 34 * @param is general instance settings 35 * @param ias instance authentication settings 36 */ 37 typedef void 38 (*TALER_MERCHANTDB_InstanceCallback)( 39 void *cls, 40 const struct TALER_MerchantPublicKeyP *merchant_pub, 41 const struct TALER_MerchantPrivateKeyP *merchant_priv, 42 const struct TALER_MERCHANTDB_InstanceSettings *is, 43 const struct TALER_MERCHANTDB_InstanceAuthSettings *ias); 44 45 /** 46 * Lookup all of the instances this backend has configured. 47 * 48 * @param pg database context 49 * @param active_only only find 'active' instances 50 * @param cb function to call on all instances found 51 * @param cb_cls closure for @a cb 52 */ 53 enum GNUNET_DB_QueryStatus 54 TALER_MERCHANTDB_lookup_instances ( 55 struct TALER_MERCHANTDB_PostgresContext *pg, 56 bool active_only, 57 TALER_MERCHANTDB_InstanceCallback cb, 58 void *cb_cls); 59 60 61 /** 62 * Lookup one of the instances this backend has configured. 63 * 64 * @param pg database context 65 * @param id instance ID to resolve 66 * @param active_only only find 'active' instances 67 * @param cb function to call on all instances found 68 * @param cb_cls closure for @a cb 69 */ 70 enum GNUNET_DB_QueryStatus 71 TALER_MERCHANTDB_lookup_instance ( 72 struct TALER_MERCHANTDB_PostgresContext *pg, 73 const char *id, 74 bool active_only, 75 TALER_MERCHANTDB_InstanceCallback cb, 76 void *cb_cls); 77 78 #endif