iterate_active_signkeys.h (3013B)
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/exchange-database/iterate_active_signkeys.h 18 * @brief implementation of the iterate_active_signkeys function for Postgres 19 * @author Christian Grothoff 20 */ 21 #ifndef EXCHANGE_DATABASE_ITERATE_ACTIVE_SIGNKEYS_H 22 #define EXCHANGE_DATABASE_ITERATE_ACTIVE_SIGNKEYS_H 23 24 #include "taler/taler_json_lib.h" 25 #include "exchangedb_lib.h" 26 27 28 /** 29 * Signature of a function called with information about the exchange's 30 * online signing keys. 31 * 32 * @param cls closure with a `struct TEH_KeyStateHandle *` 33 * @param exchange_pub public key of the exchange 34 * @param meta meta data information about the signing type (expirations) 35 * @param master_sig master signature affirming the validity of this denomination 36 */ 37 typedef void 38 (*TALER_EXCHANGEDB_ActiveSignkeysCallback)( 39 void *cls, 40 const struct TALER_ExchangePublicKeyP *exchange_pub, 41 const struct TALER_EXCHANGEDB_SignkeyMetaData *meta, 42 const struct TALER_MasterSignatureP *master_sig); 43 44 45 /* Callback typedefs */ 46 /** 47 * Signature of a function called with information about the exchange's 48 * online signing keys. 49 * 50 * @param cls closure with a `struct TEH_KeyStateHandle *` 51 * @param exchange_pub public key of the exchange 52 * @param meta meta data information about the signing type (expirations) 53 * @param master_sig master signature affirming the validity of this denomination 54 */ 55 typedef void 56 (*TALER_EXCHANGEDB_ActiveSignkeysCallback)( 57 void *cls, 58 const struct TALER_ExchangePublicKeyP *exchange_pub, 59 const struct TALER_EXCHANGEDB_SignkeyMetaData *meta, 60 const struct TALER_MasterSignatureP *master_sig); 61 62 /** 63 * Function called to invoke @a cb on every non-revoked exchange signing key 64 * that has been signed by the master key. Revoked and (for signing!) 65 * expired keys are skipped. Runs in its own read-only transaction. 66 * 67 * @param pg the database context 68 * @param cb function to call on each signing key 69 * @param cb_cls closure for @a cb 70 * @return transaction status code 71 */ 72 enum GNUNET_DB_QueryStatus 73 TALER_EXCHANGEDB_iterate_active_signkeys (struct 74 TALER_EXCHANGEDB_PostgresContext *pg, 75 TALER_EXCHANGEDB_ActiveSignkeysCallback 76 cb, 77 void *cb_cls); 78 79 #endif