1 files changed, 89 insertions, 0 deletions
diff --git a/src/exchangedb/pg_do_batch_withdraw.c b/src/exchangedb/pg_do_batch_withdraw.c
new file mode 100644
index 000000000..f5571ddbb
--- /dev/null
+++ b/src/exchangedb/pg_do_batch_withdraw.c
@@ -0,0 +1,89 @@
+/*
+   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_do_batch_withdraw.c
+ * @brief Implementation of the do_batch_withdraw function for Postgres
+ * @author Christian Grothoff
+ * @author Özgür Kesim
+ */
+#include "platform.h"
+#include "taler_error_codes.h"
+#include "taler_dbevents.h"
+#include "taler_pq_lib.h"
+#include "pg_do_batch_withdraw.h"
+#include "pg_helper.h"
+
+
+enum GNUNET_DB_QueryStatus
+TEH_PG_do_batch_withdraw (
+  void *cls,
+  struct GNUNET_TIME_Timestamp now,
+  const struct TALER_ReservePublicKeyP *reserve_pub,
+  const struct TALER_Amount *amount,
+  bool do_age_check,
+  bool *found,
+  bool *balance_ok,
+  struct TALER_Amount *reserve_balance,
+  bool *age_ok,
+  uint16_t *allowed_maximum_age,
+  uint64_t *ruuid)
+{
+  struct PostgresClosure *pg = cls;
+  struct GNUNET_TIME_Timestamp gc;
+  struct GNUNET_PQ_QueryParam params[] = {
+    TALER_PQ_query_param_amount (pg->conn,
+                                 amount),
+    GNUNET_PQ_query_param_auto_from_type (reserve_pub),
+    GNUNET_PQ_query_param_timestamp (&now),
+    GNUNET_PQ_query_param_timestamp (&gc),
+    GNUNET_PQ_query_param_bool (do_age_check),
+    GNUNET_PQ_query_param_end
+  };
+  struct GNUNET_PQ_ResultSpec rs[] = {
+    GNUNET_PQ_result_spec_bool ("reserve_found",
+                                found),
+    GNUNET_PQ_result_spec_bool ("balance_ok",
+                                balance_ok),
+    TALER_PQ_RESULT_SPEC_AMOUNT ("reserve_balance",
+                                 reserve_balance),
+    GNUNET_PQ_result_spec_bool ("age_ok",
+                                age_ok),
+    GNUNET_PQ_result_spec_uint16 ("allowed_maximum_age",
+                                  allowed_maximum_age),
+    GNUNET_PQ_result_spec_uint64 ("ruuid",
+                                  ruuid),
+    GNUNET_PQ_result_spec_end
+  };
+
+  gc = GNUNET_TIME_absolute_to_timestamp (
+    GNUNET_TIME_absolute_add (now.abs_time,
+                              pg->legal_reserve_expiration_time));
+  PREPARE (pg,
+           "call_batch_withdraw",
+           "SELECT "
+           " reserve_found"
+           ",balance_ok"
+           ",reserve_balance"
+           ",age_ok"
+           ",allowed_maximum_age"
+           ",ruuid"
+           " FROM exchange_do_batch_withdraw"
+           " ($1,$2,$3,$4,$5);");
+  return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
+                                                   "call_batch_withdraw",
+                                                   params,
+                                                   rs);
+}