select_kyc_attributes.h (3650B)
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/select_kyc_attributes.h 18 * @brief implementation of the select_kyc_attributes function for Postgres 19 * @author Christian Grothoff 20 */ 21 #ifndef EXCHANGE_DATABASE_SELECT_KYC_ATTRIBUTES_H 22 #define EXCHANGE_DATABASE_SELECT_KYC_ATTRIBUTES_H 23 24 #include "taler/taler_util.h" 25 #include "taler/taler_json_lib.h" 26 #include "exchangedb_lib.h" 27 28 29 /** 30 * Callback with KYC attributes about a particular user. 31 * 32 * @param cls closure 33 * @param h_payto account for which the attribute data is stored 34 * @param provider_name provider that must be checked 35 * @param collection_time when was the data collected 36 * @param expiration_time when does the data expire 37 * @param enc_attributes_size number of bytes in @a enc_attributes 38 * @param enc_attributes encrypted attribute data 39 */ 40 #ifndef TALER_EXCHANGEDB_ATTRIBUTE_RESULT_CLOSURE 41 /** 42 * Type of the closure for #TALER_EXCHANGEDB_AttributeCallback. 43 */ 44 #define TALER_EXCHANGEDB_ATTRIBUTE_RESULT_CLOSURE void 45 #endif 46 typedef void 47 (*TALER_EXCHANGEDB_AttributeCallback)( 48 TALER_EXCHANGEDB_ATTRIBUTE_RESULT_CLOSURE *cls, 49 const struct TALER_NormalizedPaytoHashP *h_payto, 50 const char *provider_name, 51 struct GNUNET_TIME_Timestamp collection_time, 52 struct GNUNET_TIME_Timestamp expiration_time, 53 size_t enc_attributes_size, 54 const void *enc_attributes); 55 56 57 /* Callback typedefs */ 58 /** 59 * Callback with KYC attributes about a particular user. 60 * 61 * @param cls closure 62 * @param h_payto account for which the attribute data is stored 63 * @param provider_name provider that must be checked 64 * @param collection_time when was the data collected 65 * @param expiration_time when does the data expire 66 * @param enc_attributes_size number of bytes in @a enc_attributes 67 * @param enc_attributes encrypted attribute data 68 */ 69 typedef void 70 (*TALER_EXCHANGEDB_AttributeCallback)( 71 TALER_EXCHANGEDB_ATTRIBUTE_RESULT_CLOSURE *cls, 72 const struct TALER_NormalizedPaytoHashP *h_payto, 73 const char *provider_name, 74 struct GNUNET_TIME_Timestamp collection_time, 75 struct GNUNET_TIME_Timestamp expiration_time, 76 size_t enc_attributes_size, 77 const void *enc_attributes); 78 79 /** 80 * Lookup KYC attribute data for a specific account. 81 * 82 * @param pg the database context 83 * @param h_payto account for which the attribute data is stored 84 * @param cb callback to invoke on each match 85 * @param cb_cls closure for @a cb 86 * @return database transaction status 87 */ 88 enum GNUNET_DB_QueryStatus 89 TALER_EXCHANGEDB_select_kyc_attributes (struct 90 TALER_EXCHANGEDB_PostgresContext *pg, 91 const struct 92 TALER_NormalizedPaytoHashP * 93 h_payto, 94 TALER_EXCHANGEDB_AttributeCallback cb, 95 TALER_EXCHANGEDB_ATTRIBUTE_RESULT_CLOSURE 96 *cb_cls); 97 98 #endif