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