91 lines
2.4 KiB
C
91 lines
2.4 KiB
C
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#ifndef IEC103_APDU_123_INCLUDED
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#define IEC103_APDU_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 <stdio.h>
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#include "glbtypes.h"
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#include "iec60870_define.h"
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//每个数据侦的最大长度（默认，不修改）加8，防止0XFF+6溢出
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#define IEC103_APDU_MAX_LEN 264
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//结束服务层数据侦缓冲区(对103一个足够，不可能一帧数据有多条命令的情况，4仅仅是预留)
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#define IEC103_RECV_ASDU_BUFFER_MAX_COUNT 4
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//传入的指针必须是无符号的 是asdu而非apdu
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#define GetIEC103APDULen(databuf) ( *(databuf+1) + 6)
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//设置报文长度
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#define SetIEC103APDULen(databuf,bufLen) ( databuf[1]=(ST_UCHAR)(bufLen-6), databuf[2]=databuf[1] )
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typedef struct
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{
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ST_UCHAR ctrl_PRM; //初始化的时候设置
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ST_UCHAR ctrl_FCB_ACD; //客户端是下发，服务器是接收
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ST_UCHAR ctrl_FCV_DFC; //客户端初始化为1，服务器不要
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ST_UCHAR ctrl_FUN; //
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} IEC103_CTRL;
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typedef enum {
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IEC103_LINK_TYPE_SOCK=0,
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IEC103_LINK_TYPE_SERIAL,
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IEC103_LINK_TYPE_CAN
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} IEC103_LINK_TYPE;
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/****iec103服务器端链路层控制信息****/
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typedef struct
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{
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ST_UCHAR linkAddr; //链路层地址
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ST_UCHAR commAddr; //ASDU中的地址，一般与链路地址相同
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ST_INT lastFrameLen; //接收长度
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ST_DOUBLE lastFrameTime; //上次收到数据的时刻,如果时间长清空
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ST_UCHAR lastFrame[IEC103_APDU_MAX_LEN]; //上一次帧未接收完整，留待下次一起处理
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ST_INT apdu_send_len;
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ST_UCHAR apdu_send[IEC103_APDU_MAX_LEN];
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//保存收到的ASDU，等待服务层处理，这里仅仅保存指针？——不可以，由于涉及lastFrame的问题
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//存在 上次收到一半数据，这次补全，但又发了一半数据
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ST_INT asdu_recv_num;
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ST_UCHAR asdu_recv_Buffer[IEC103_RECV_ASDU_BUFFER_MAX_COUNT][IEC103_APDU_MAX_LEN];
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} IEC103_LINK_PROPER;
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ST_RET iec103_asdu_head_from( const IEC_ASDU_HEAD *asdu_head, ST_UCHAR *asdu );
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ST_RET iec103_asdu_head_set( IEC_ASDU_HEAD *asdu_head, const ST_UCHAR *asdu );
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ST_RET iec103_asdu_fixtime_send( ST_UCHAR commAddr, ST_UCHAR devAddr, ST_UCHAR *sendBuf );
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ST_RET iec103_asdu_gi_send( ST_UCHAR commAddr, ST_UCHAR devAddr, ST_UCHAR *sendBuf );
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ST_INT iec103_link_recv_process(IEC103_LINK_PROPER *link_proper,ST_UCHAR *recvBuf,ST_INT recvLen);
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ST_RET iec103_link_ctrl_get( const ST_UCHAR ctrlByte, IEC103_CTRL *ctrl );
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ST_UCHAR iec103_link_ctrl_set( const IEC103_CTRL ctrl );
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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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