donau

Donation authority for GNU Taler (experimental)
Log | Files | Refs | Submodules | README | LICENSE

lookup_signing_key.c (2277B)


      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/donaudb/lookup_signing_key.c
     18  * @brief Implementation of the lookup_signing_key function for Postgres
     19  * @author Christian Grothoff
     20  */
     21 #include <donau_config.h>
     22 #include <taler/taler_error_codes.h>
     23 #include <taler/taler_dbevents.h>
     24 #include <taler/taler_pq_lib.h>
     25 #include "lookup_signing_key.h"
     26 #include "helper.h"
     27 
     28 
     29 enum GNUNET_DB_QueryStatus
     30 DONAUDB_lookup_signing_key (struct DONAUDB_PostgresContext *ctx,
     31                             const struct DONAU_DonauPublicKeyP *donau_pub,
     32                             struct DONAUDB_SignkeyMetaData *meta)
     33 {
     34   struct GNUNET_PQ_QueryParam params[] = {
     35     GNUNET_PQ_query_param_auto_from_type (donau_pub),
     36     GNUNET_PQ_query_param_end
     37   };
     38   struct GNUNET_PQ_ResultSpec rs[] = {
     39     GNUNET_PQ_result_spec_timestamp ("valid_from",
     40                                      &meta->valid_from),
     41     GNUNET_PQ_result_spec_timestamp ("expire_sign",
     42                                      &meta->expire_sign),
     43     GNUNET_PQ_result_spec_timestamp ("expire_legal",
     44                                      &meta->expire_legal),
     45     GNUNET_PQ_result_spec_end
     46   };
     47 
     48 
     49   PREPARE (ctx,
     50            "lookup_signing_key",
     51            "SELECT"
     52            " valid_from"
     53            ",expire_sign"
     54            ",expire_legal"
     55            " FROM donau_sign_keys"
     56            " WHERE donau_pub=$1");
     57 
     58   return GNUNET_PQ_eval_prepared_singleton_select (ctx->conn,
     59                                                    "lookup_signing_key",
     60                                                    params,
     61                                                    rs);
     62 }