From 35dcd4514a93ba0f5353ecd1194fc9b515f2aad4 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <grothoff@gnunet.org>
Date: Fri, 1 Sep 2023 14:27:48 +0200
Subject: new CRUD APIs for OTP devices and merchant accounts (fixes #7929,
 #7824), one minor test is still failing...

---
 src/backenddb/pg_update_otp.c | 76 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 src/backenddb/pg_update_otp.c

(limited to 'src/backenddb/pg_update_otp.c')

diff --git a/src/backenddb/pg_update_otp.c b/src/backenddb/pg_update_otp.c
new file mode 100644
index 00000000..8f6c7176
--- /dev/null
+++ b/src/backenddb/pg_update_otp.c
@@ -0,0 +1,76 @@
+/*
+   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 backenddb/pg_update_otp.c
+ * @brief Implementation of the update_otp function for Postgres
+ * @author Christian Grothoff
+ */
+#include "platform.h"
+#include <taler/taler_error_codes.h>
+#include <taler/taler_dbevents.h>
+#include <taler/taler_pq_lib.h>
+#include "pg_update_otp.h"
+#include "pg_helper.h"
+
+
+/**
+ * Update details about a particular OTP device.
+ *
+ * @param cls closure
+ * @param instance_id instance to update OTP device for
+ * @param otp_id OTP device to update
+ * @param td update to the OTP device details on success, can be NULL
+ *             (in that case we only want to check if the template exists)
+ * @return database result code, #GNUNET_DB_STATUS_SUCCESS_NO_RESULTS if the template
+ *         does not yet exist.
+ */
+enum GNUNET_DB_QueryStatus
+TMH_PG_update_otp (void *cls,
+                   const char *instance_id,
+                   const char *otp_id,
+                   const struct TALER_MERCHANTDB_OtpDeviceDetails *td)
+{
+  struct PostgresClosure *pg = cls;
+  uint32_t pos32 = (uint32_t) td->otp_algorithm;
+  struct GNUNET_PQ_QueryParam params[] = {
+    GNUNET_PQ_query_param_string (instance_id),
+    GNUNET_PQ_query_param_string (otp_id),
+    GNUNET_PQ_query_param_string (td->otp_description),
+    GNUNET_PQ_query_param_uint32 (&pos32),
+    GNUNET_PQ_query_param_uint64 (&td->otp_ctr),
+    GNUNET_PQ_query_param_string (td->otp_key),
+    GNUNET_PQ_query_param_end
+  };
+
+  check_connection (pg);
+  PREPARE (pg,
+           "update_otp",
+           "UPDATE merchant_otp_devices SET"
+           " otp_description=$3"
+           ",otp_algorithm=$4"
+           ",otp_ctr=$5"
+           ",otp_key=$6"
+           " WHERE merchant_serial="
+           "   (SELECT merchant_serial"
+           "      FROM merchant_instances"
+           "      WHERE merchant_id=$1)"
+           "   AND otp_id=$2");
+  return GNUNET_PQ_eval_prepared_non_select (pg->conn,
+                                             "update_otp",
+                                             params);
+}
+
+
-- 
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