kopia lustrzana https://github.com/espressif/esp-idf
114 wiersze
4.2 KiB
C
114 wiersze
4.2 KiB
C
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/* Copyright 2018 Espressif Systems (Shanghai) PTE LTD
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/*
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* FreeModbus Libary: ESP32 TCP Port
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* Copyright (C) 2006 Christian Walter <wolti@sil.at>
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* Parts of crt0.S Copyright (c) 1995, 1996, 1998 Cygnus Support
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* File: $Id: port.h,v 1.2 2006/09/04 14:39:20 wolti Exp $
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*/
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#ifndef _PORT_TCP_SLAVE_H
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#define _PORT_TCP_SLAVE_H
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/* ----------------------- Platform includes --------------------------------*/
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#include "esp_log.h"
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#include "lwip/opt.h"
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#include "lwip/sys.h"
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#include "port.h"
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#include "esp_modbus_common.h" // for common types for network options
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/* ----------------------- Defines ------------------------------------------*/
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#ifndef TRUE
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#define TRUE 1
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#endif
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#ifndef FALSE
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#define FALSE 0
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#endif
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#ifdef __cplusplus
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PR_BEGIN_EXTERN_C
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#endif
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/* ----------------------- Type definitions ---------------------------------*/
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typedef struct {
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int xIndex; /*!< Modbus info index */
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int xSockId; /*!< Socket id */
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int xError; /*!< TCP/UDP sock error */
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const char* pcIpAddr; /*!< TCP/UDP IP address (string) */
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UCHAR* pucTCPBuf; /*!< buffer pointer */
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USHORT usTCPBufPos; /*!< buffer active position */
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USHORT usTCPFrameBytesLeft; /*!< buffer left bytes to receive transaction */
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int64_t xSendTimeStamp; /*!< send request timestamp */
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int64_t xRecvTimeStamp; /*!< receive response timestamp */
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USHORT usTidCnt; /*!< last TID counter from packet */
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} MbClientInfo_t;
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typedef struct {
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TaskHandle_t xMbTcpTaskHandle; /*!< Server task handle */
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xQueueHandle xRespQueueHandle; /*!< Response queue handle */
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MbClientInfo_t* pxCurClientInfo; /*!< Current client info */
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MbClientInfo_t** pxMbClientInfo; /*!< Pointers to information about connected clients */
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USHORT usPort; /*!< TCP/UDP port number */
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CHAR* pcBindAddr; /*!< IP address to bind */
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eMBPortProto eMbProto; /*!< Protocol type used by port */
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USHORT usClientCount; /*!< Client connection count */
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void* pvNetIface; /*!< Network netif interface pointer for port */
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eMBPortIpVer xIpVer; /*!< IP protocol version */
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} MbSlavePortConfig_t;
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/* ----------------------- Function prototypes ------------------------------*/
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/**
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* Function to setup communication options for TCP/UDP Modbus port
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*
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* @param pvNetIf netif interface pointer
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* @param xIpVersion IP version
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* @param xProto protocol type option
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* @param pcBindAddr IP bind address
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*
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* @return error code
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*/
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void vMBTCPPortSlaveSetNetOpt(void* pvNetIf, eMBPortIpVer xIpVersion, eMBPortProto xProto, CHAR* pcBindAddr);
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/**
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* Resume TCP Slave processing task
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*
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* @return None
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*/
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void vMBTCPPortSlaveStartServerTask(void);
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#ifdef __cplusplus
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PR_END_EXTERN_C
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#endif
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#endif
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