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搭建PVB架构，实现前端的基础布局、菜单、表格、图示等功能

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lixiaoyuan
2025-08-20 19:00:22 +08:00
parent 5de7687bcc
commit 7e965b6fb4
142 changed files with 28270 additions and 411 deletions
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67
libs/pvb/include/rllib/rlsiemenstcpclient.h Normal file
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/***************************************************************************
rlsiemenstcpclient.h - description
-------------------
begin : Mon Mar 08 2004
copyright : (C) 2004 by R. Lehrig
email : lehrig@t-online.de
S7_200 update : Wed Mar 21 2007
copyright : (C) 2007 by Aljosa Merljak
Email : aljosa.merljak@datapan.si
***************************************************************************/
/***************************************************************************
* *
* This library is free software; you can redistribute it and/or modify *
* it under the terms of the GNU LESSER GENERAL PUBLIC LICENSE as *
* published by the Free Software Foundation *
* *
***************************************************************************/
#ifndef _RL_SIEMENS_TCP_CLIENT_H_
#define _RL_SIEMENS_TCP_CLIENT_H_
#include "rldefine.h"
#include "rlsiemenstcp.h"
#include "rlmailbox.h"
#include "rlsharedmemory.h"
/*! <pre>
This class is for data acquisition within pvserver according to the pvbrowser principle.
The corresponding daemon is generated by pvdevelop.
It communicates by the means of a shared memory and a mailbox.
</pre> */
class rlSiemensTCPClient : public rlMailbox, rlSharedMemory
{
public:
enum ORG
{
ORG_DB = 1,
ORG_M = 2,
ORG_E = 3,
ORG_A = 4,
ORG_PEPA = 5,
ORG_Z = 6,
ORG_T = 7
};
rlSiemensTCPClient(const char *mbxname, const char *shmname, int shmsize, int have_to_swap=1);
virtual ~rlSiemensTCPClient();
int write(int slave, int org, int dbnum, int start, int len, const unsigned char *buf, int function);
int writeBit(int slave, int org, int dbnum, int start, int offset, int len, const unsigned char *buf);
int writeByte(int slave, int org, int dbnum, int start, int len, const unsigned char *val);
int writeFloat(int slave, int org, int dbnum, int start, int len, const float *val);
int writeDword(int slave, int org, int dbnum, int start, int len, const int *val);
int writeShort(int slave, int org, int dbnum, int start, int len, const short *val);
int writeUDword(int slave, int org, int dbnum, int start, int len, const unsigned int *val);
int writeUShort(int slave, int org, int dbnum, int start, int len, const unsigned short *val);
int read(int offset, int len);
float Float(int index);
int Dword(int index);
int Short(int index);
unsigned int UDword(int index);
unsigned int UShort(int index);
unsigned char buf[2048]; // after calling read, the data is here
private:
int have_to_swap;
};
#endif