157 lines
4.1 KiB
C
157 lines
4.1 KiB
C
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#ifndef IEC104_LINK_CLN_123_INCLUDED
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#define IEC104_LINK_CLN_123_INCLUDED
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#ifdef __cplusplus
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extern "C" {
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#endif
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/************************************************************************/
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#include "iec104_apdu.h"
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#include "general_function.h"
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#include "general_socket.h"
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#include "general_serial.h"
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#include "general_can.h"
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//高优先级命令，遥控等
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#define IEC104_SEND_HIGHCMD_BUFFER_MAX_COUNT 32
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//一般命令，召唤命令等
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#define IEC104_SEND_LOWCMD_BUFFER_MAX_COUNT 128
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/*************2011.10.26增加一些常用的宏操作定义****************************/
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typedef enum
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{
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IEC104_I_CMD_TYPE_HIGH=0,
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IEC104_I_CMD_TYPE_LOW
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} IEC104_I_CMD_TYPE;
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/*************2011.10.26增加一些表示链路连接状态的定义****************************/
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typedef enum{
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IEC104_LINK_STATUS_CLN_IDLE=0, //空闲，表示连接还没有建立
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IEC104_LINK_STATUS_CLN_OK, //连接正常
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//下面2个仅客户端用到
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IEC104_LINK_STATUS_CLN_START_SEND, //发送O7启动帧
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IEC104_LINK_STATUS_CLN_START_CONFIRM //收到启动确认
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} IEC104_LINK_STATUS_CLN;
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/********收到的每个客户端连接，对应下面一个结构体*******/
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typedef struct
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{
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FLAG_LINK flagLink; //用于通知外部
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IEC104_LINK_PROPER link_proper;
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struct
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{
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//启动发送控制，需要建立发送缓冲区(根据命令等级，需要划分几个命令缓冲区)
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ST_INT send_highcmd_readIP;
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ST_INT send_highcmd_writeIP;
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ST_UCHAR send_highcmd_Buffer[IEC104_SEND_HIGHCMD_BUFFER_MAX_COUNT][IEC104_APDU_MAX_LEN];
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ST_INT send_lowcmd_readIP;
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ST_INT send_lowcmd_writeIP;
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ST_UCHAR send_lowcmd_Buffer[IEC104_SEND_LOWCMD_BUFFER_MAX_COUNT][IEC104_APDU_MAX_LEN];
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} link_send_buffer;
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struct
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{
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IEC104_LINK_STATUS_CLN linkStatus;
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ST_UCHAR commAddr; //公共地址,只有发送GI和校时的时候才用到
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ST_UCHAR devAddr;
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ST_UINT16 IcountRecv;
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ST_UINT16 IcountSend;
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ST_UINT16 IcountLocalUnConfirm; //收到但未确认的I数量
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ST_UINT16 IcountRemoteConfirm; //本变量使用，启动了发送传输控制
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ST_UINT16 IcountmaxSend; //未确认的情况下，最大发送的I帧数量 12*2
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ST_UINT16 IcountmaxToConfirm; //收到I帧，超时或本次数已到，发送确认帧 8*2
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ST_DOUBLE record_time_t0; //104中从站不判断T0(建立连接超时)
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ST_DOUBLE space_t0; //30
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ST_DOUBLE record_time_t1_test; //发送测试帧启动, 停止：收到测试确认
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ST_DOUBLE record_time_t1_I; //记录：发I启动，停止：收到I确认
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ST_DOUBLE space_t1; //15
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ST_DOUBLE record_time_t2; //记录:收到I启动，停止:发送I，发送确认
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ST_DOUBLE space_t2; //10
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ST_DOUBLE record_time_t3; //记录：发送，收到帧, 到时间后发送测试帧
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ST_DOUBLE space_t3; //20
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ST_DOUBLE record_time_gi; //总召唤，链路正常后设置时间
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ST_DOUBLE space_time_gi; //120*1000,
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ST_DOUBLE record_time_fixtime; //校时
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ST_DOUBLE space_time_fixtime; //130*1000,
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} link_records;
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struct
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{
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IEC104_LINK_TYPE link_type;
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union
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{
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SOCKET_LINK_ATTRIB *sock_attrib; //这里必须定义为指针，初始化的时候，为它赋一个位置
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SERIAL_ATTRIB *serial_attrib; //串口连接参数
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CAN_LINK_ATTRIB *can_link; //CAN连接参数
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} u;
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//下面的指针类型可能是TCP 串口 或 CAN
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ST_VOID *iec104_service_cln; //保存本指针, 收到I的时候确认交给哪个服务器
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ST_INT monitorChannel; //通道号
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} link_attrib;
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} IEC104_LINK_CLN;
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//收到ASDU时候的处理函数
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/***发送数据的时候，调用这个函数，将数据放到指定缓冲区中***/
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ST_RET iec104_link_cln_save_asdu( IEC104_LINK_CLN *iec104_link_cln, ST_UCHAR *asdu, ST_INT asduLen, IEC104_I_CMD_TYPE type );
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/***初始化连接属性值***/
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ST_RET iec104_link_cln_property_init( IEC104_LINK_CLN * iec104_link );
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/*** 需要设置变量，都在这个函数里面 ***/
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ST_RET iec104_link_cln_property_set( IEC104_LINK_CLN * iec104_link, IEC104_LINK_TYPE link_type,
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ST_VOID *link_attrib, ST_UCHAR commAddr, ST_UCHAR devAddr,
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ST_VOID *iec104_service_cln, ST_INT monitorChl );
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/*** 释放连接 ***/
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ST_RET iec104_link_cln_property_release( IEC104_LINK_CLN * iec104_link );
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/** 循环检测底层连接，更新状态, 发送缓冲数据。返回成功表示正在处理 **/
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ST_RET iec104_link_cln_check_status( IEC104_LINK_CLN *iec104_link );
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/** 主动关闭连接 **/
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ST_RET iec104_link_cln_closeLink( IEC104_LINK_CLN *iec104_link );
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/************************************************************************/
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#ifdef __cplusplus
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}
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#endif
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#endif
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