From 6991ca011b4f97d24066f82ccd09adde8a692f6a Mon Sep 17 00:00:00 2001
From: Joseph <Joseph.xu@efrei.net>
Date: Mon, 14 Nov 2022 07:35:56 -0500
Subject: remove more functions

---
 src/exchangedb/pg_get_wire_accounts.c | 129 ++++++++++++++++++++++++++++++++++
 1 file changed, 129 insertions(+)
 create mode 100644 src/exchangedb/pg_get_wire_accounts.c

(limited to 'src/exchangedb/pg_get_wire_accounts.c')

diff --git a/src/exchangedb/pg_get_wire_accounts.c b/src/exchangedb/pg_get_wire_accounts.c
new file mode 100644
index 000000000..6986eaef2
--- /dev/null
+++ b/src/exchangedb/pg_get_wire_accounts.c
@@ -0,0 +1,129 @@
+/*
+   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_get_wire_accounts.c
+ * @brief Implementation of the get_wire_accounts 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_get_wire_accounts.h"
+#include "pg_helper.h"
+
+
+/**
+ * Closure for #get_wire_accounts_cb().
+ */
+struct GetWireAccountsContext
+{
+  /**
+   * Function to call per result.
+   */
+  TALER_EXCHANGEDB_WireAccountCallback cb;
+
+  /**
+   * Closure for @e cb.
+   */
+  void *cb_cls;
+
+  /**
+   * Flag set to #GNUNET_OK as long as everything is fine.
+   */
+  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
+get_wire_accounts_cb (void *cls,
+                      PGresult *result,
+                      unsigned int num_results)
+{
+  struct GetWireAccountsContext *ctx = cls;
+
+  for (unsigned int i = 0; i < num_results; i++)
+  {
+    char *payto_uri;
+    struct TALER_MasterSignatureP master_sig;
+    struct GNUNET_PQ_ResultSpec rs[] = {
+      GNUNET_PQ_result_spec_string ("payto_uri",
+                                    &payto_uri),
+      GNUNET_PQ_result_spec_auto_from_type ("master_sig",
+                                            &master_sig),
+      GNUNET_PQ_result_spec_end
+    };
+
+    if (GNUNET_OK !=
+        GNUNET_PQ_extract_result (result,
+                                  rs,
+                                  i))
+    {
+      GNUNET_break (0);
+      ctx->status = GNUNET_SYSERR;
+      return;
+    }
+    ctx->cb (ctx->cb_cls,
+             payto_uri,
+             &master_sig);
+    GNUNET_PQ_cleanup_result (rs);
+  }
+}
+
+
+
+
+enum GNUNET_DB_QueryStatus
+TEH_PG_get_wire_accounts (void *cls,
+                            TALER_EXCHANGEDB_WireAccountCallback cb,
+                            void *cb_cls)
+{
+  struct PostgresClosure *pg = cls;
+  struct GetWireAccountsContext ctx = {
+    .cb = cb,
+    .cb_cls = cb_cls,
+    .status = GNUNET_OK
+  };
+  struct GNUNET_PQ_QueryParam params[] = {
+    GNUNET_PQ_query_param_end
+  };
+  enum GNUNET_DB_QueryStatus qs;
+
+  PREPARE (pg,
+      "get_wire_accounts",
+      "SELECT"
+      " payto_uri"
+      ",master_sig"
+      " FROM wire_accounts"
+      " WHERE is_active");
+  qs = GNUNET_PQ_eval_prepared_multi_select (pg->conn,
+                                             "get_wire_accounts",
+                                             params,
+                                             &get_wire_accounts_cb,
+                                             &ctx);
+  if (GNUNET_OK != ctx.status)
+    return GNUNET_DB_STATUS_HARD_ERROR;
+  return qs;
+
+}
-- 
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