support OPCUA and LWIP

2021-12-20 15:52:05 +08:00
parent cb8c68659c
commit c20c9c20d2
62 changed files with 117090 additions and 298 deletions
@@ -0,0 +1,57 @@
+/*
+* Copyright (c) 2021 AIIT XUOS Lab
+* XiUOS is licensed under Mulan PSL v2.
+* You can use this software according to the terms and conditions of the Mulan PSL v2.
+* You may obtain a copy of Mulan PSL v2 at:
+*        http://license.coscl.org.cn/MulanPSL2
+* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+* See the Mulan PSL v2 for more details.
+*/
+
+/**
+ * @file plc.c
+ * @brief plc relative activities
+ * @version 1.0
+ * @author AIIT XUOS Lab
+ * @date 2021.12.15
+ */
+
+#include "../interoperability/opcua/open62541.h"
+#include "plc.h"
+
+
+struct PlcDevice plc_device;
+
+// open and connect PLC device
+void plc_open(struct PlcDevice *pdev)
+{
+}
+
+// close and disconnect PLC device
+void plc_close(struct PlcDevice *pdev)
+{
+}
+
+// read data from PLC
+void plc_read(struct PlcDevice *pdev, void *buf, size_t len)
+{
+}
+
+// write data from PLC
+void plc_write(struct PlcDevice *pdev, const void *buf, size_t len)
+{
+}
+
+// send control command to PLC
+void plc_ioctl(struct PlcDevice *pdev, int cmd, void *arg)
+{
+}
+
+
+void plc_init(struct PlcDevice *plc_dev)
+{
+}
+
+