1 files changed, 51 insertions, 0 deletions
diff --git a/src/exchangedb/plugin_exchangedb_common.h b/src/exchangedb/plugin_exchangedb_common.h
new file mode 100644
index 000000000..0355c44ab
--- /dev/null
+++ b/src/exchangedb/plugin_exchangedb_common.h
@@ -0,0 +1,51 @@
+/*
+   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 plugin_exchangedb_common.h
+ * @brief implementation of database-independent functions
+ * @author Christian Grothoff
+ */
+#ifndef PLUGIN_EXCHANGEDB_COMMON_H
+#define PLUGIN_EXCHANGEDB_COMMON_H
+
+#include "taler_util.h"
+#include "taler_json_lib.h"
+#include "taler_exchangedb_plugin.h"
+
+/**
+ * Free memory associated with the given reserve history.
+ *
+ * @param cls the @e cls of this struct with the plugin-specific state (unused)
+ * @param[in] rh history to free.
+ */
+void
+TEH_COMMON_free_reserve_history (
+  void *cls,
+  struct TALER_EXCHANGEDB_ReserveHistory *rh);
+
+
+/**
+ * Free linked list of transactions.
+ *
+ * @param cls the @e cls of this struct with the plugin-specific state (unused)
+ * @param[in] tl list to free
+ */
+void
+TEH_COMMON_free_coin_transaction_list (
+  void *cls,
+  struct TALER_EXCHANGEDB_TransactionList *tl);
+
+#endif