1 files changed, 144 insertions, 0 deletions
diff --git a/src/exchangedb/pg_select_batch_deposits_missing_wire.c b/src/exchangedb/pg_select_batch_deposits_missing_wire.c
new file mode 100644
index 000000000..8f966326a
--- /dev/null
+++ b/src/exchangedb/pg_select_batch_deposits_missing_wire.c
@@ -0,0 +1,144 @@
+/*
+   This file is part of TALER
+   Copyright (C) 2022-2023 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_batch_deposits_missing_wire.c
+ * @brief Implementation of the select_batch_deposits_missing_wire 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_batch_deposits_missing_wire.h"
+#include "pg_helper.h"
+
+/**
+ * Closure for #missing_wire_cb().
+ */
+struct MissingWireContext
+{
+  /**
+   * Function to call per result.
+   */
+  TALER_EXCHANGEDB_WireMissingCallback cb;
+
+  /**
+   * Closure for @e cb.
+   */
+  void *cb_cls;
+
+  /**
+   * Plugin context.
+   */
+  struct PostgresClosure *pg;
+
+  /**
+   * Set to #GNUNET_SYSERR on error.
+   */
+  enum GNUNET_GenericReturnValue status;
+};
+
+
+/**
+ * Invoke the callback for each result.
+ *
+ * @param cls a `struct MissingWireContext *`
+ * @param result SQL result
+ * @param num_results number of rows in @a result
+ */
+static void
+missing_wire_cb (void *cls,
+                 PGresult *result,
+                 unsigned int num_results)
+{
+  struct MissingWireContext *mwc = cls;
+  struct PostgresClosure *pg = mwc->pg;
+
+  for (unsigned int i = 0; i<num_results; i++)
+  {
+    uint64_t batch_deposit_serial_id;
+    struct GNUNET_TIME_Timestamp deadline;
+    struct TALER_PaytoHashP wire_target_h_payto;
+    struct TALER_Amount total_amount;
+    struct GNUNET_PQ_ResultSpec rs[] = {
+      GNUNET_PQ_result_spec_uint64 ("batch_deposit_serial_id",
+                                    &batch_deposit_serial_id),
+      GNUNET_PQ_result_spec_auto_from_type ("wire_target_h_payto",
+                                            &wire_target_h_payto),
+      GNUNET_PQ_result_spec_timestamp ("deadline",
+                                       &deadline),
+      TALER_PQ_RESULT_SPEC_AMOUNT ("total_amount",
+                                   &total_amount),
+      GNUNET_PQ_result_spec_end
+    };
+
+    if (GNUNET_OK !=
+        GNUNET_PQ_extract_result (result,
+                                  rs,
+                                  i))
+    {
+      GNUNET_break (0);
+      mwc->status = GNUNET_SYSERR;
+      return;
+    }
+    mwc->cb (mwc->cb_cls,
+             batch_deposit_serial_id,
+             &total_amount,
+             &wire_target_h_payto,
+             deadline);
+    GNUNET_PQ_cleanup_result (rs);
+  }
+}
+
+
+enum GNUNET_DB_QueryStatus
+TEH_PG_select_batch_deposits_missing_wire (
+  void *cls,
+  uint64_t min_batch_deposit_serial_id,
+  TALER_EXCHANGEDB_WireMissingCallback cb,
+  void *cb_cls)
+{
+  struct PostgresClosure *pg = cls;
+  struct GNUNET_PQ_QueryParam params[] = {
+    GNUNET_PQ_query_param_uint64 (&min_batch_deposit_serial_id),
+    GNUNET_PQ_query_param_end
+  };
+  struct MissingWireContext mwc = {
+    .cb = cb,
+    .cb_cls = cb_cls,
+    .pg = pg,
+    .status = GNUNET_OK
+  };
+  enum GNUNET_DB_QueryStatus qs;
+
+  PREPARE (pg,
+           "deposits_get_deposits_missing_wire",
+           "SELECT"
+           " batch_deposit_serial_id"
+           ",wire_target_h_payto"
+           ",deadline"
+           ",total_amount"
+           " FROM exchange_do_select_deposits_missing_wire"
+           " ($1);");
+  qs = GNUNET_PQ_eval_prepared_multi_select (pg->conn,
+                                             "deposits_get_deposits_missing_wire",
+                                             params,
+                                             &missing_wire_cb,
+                                             &mwc);
+  if (GNUNET_OK != mwc.status)
+    return GNUNET_DB_STATUS_HARD_ERROR;
+  return qs;
+}