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-rw-r--r--src/exchangedb/pg_select_auditor_denom_sig.c66
1 files changed, 66 insertions, 0 deletions
diff --git a/src/exchangedb/pg_select_auditor_denom_sig.c b/src/exchangedb/pg_select_auditor_denom_sig.c
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+++ b/src/exchangedb/pg_select_auditor_denom_sig.c
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+/*
+ This file is part of TALER
+ Copyright (C) 2022 Taler Systems SA
+
+ TALER is free software; you can redistribute it and/or modify it under the
+ terms of the GNU General Public License as published by the Free Software
+ Foundation; either version 3, or (at your option) any later version.
+
+ TALER is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
+ */
+/**
+ * @file exchangedb/pg_select_auditor_denom_sig.c
+ * @brief Implementation of the select_auditor_denom_sig function for Postgres
+ * @author Christian Grothoff
+ */
+#include "platform.h"
+#include "taler_error_codes.h"
+#include "taler_dbevents.h"
+#include "taler_pq_lib.h"
+#include "pg_select_auditor_denom_sig.h"
+#include "pg_helper.h"
+
+
+enum GNUNET_DB_QueryStatus
+TEH_PG_select_auditor_denom_sig (
+ void *cls,
+ const struct TALER_DenominationHashP *h_denom_pub,
+ const struct TALER_AuditorPublicKeyP *auditor_pub,
+ struct TALER_AuditorSignatureP *auditor_sig)
+{
+ struct PostgresClosure *pg = cls;
+ struct GNUNET_PQ_QueryParam params[] = {
+ GNUNET_PQ_query_param_auto_from_type (auditor_pub),
+ GNUNET_PQ_query_param_auto_from_type (h_denom_pub),
+ GNUNET_PQ_query_param_end
+ };
+ struct GNUNET_PQ_ResultSpec rs[] = {
+ GNUNET_PQ_result_spec_auto_from_type ("auditor_sig",
+ auditor_sig),
+ GNUNET_PQ_result_spec_end
+ };
+
+ PREPARE (pg,
+ "select_auditor_denom_sig",
+ "SELECT"
+ " auditor_sig"
+ " FROM auditor_denom_sigs"
+ " WHERE auditor_uuid="
+ " (SELECT auditor_uuid"
+ " FROM auditors"
+ " WHERE auditor_pub=$1)"
+ " AND denominations_serial="
+ " (SELECT denominations_serial"
+ " FROM denominations"
+ " WHERE denom_pub_hash=$2);");
+
+ return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
+ "select_auditor_denom_sig",
+ params,
+ rs);
+}