mirror of
https://github.com/f4exb/sdrangel.git
synced 2024-11-23 00:18:37 -05:00
83 lines
3.0 KiB
C++
83 lines
3.0 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
|
|
// Copyright (C) 2021 Jon Beniston, M7RCE //
|
|
// //
|
|
// This program is free software; you can redistribute it and/or modify //
|
|
// it under the terms of the GNU General Public License as published by //
|
|
// the Free Software Foundation as version 3 of the License, or //
|
|
// (at your option) any later version. //
|
|
// //
|
|
// This program is distributed in the hope that it will be useful, //
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
|
|
// GNU General Public License V3 for more details. //
|
|
// //
|
|
// You should have received a copy of the GNU General Public License //
|
|
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
|
|
///////////////////////////////////////////////////////////////////////////////////
|
|
|
|
#ifndef INCLUDE_VISA_H
|
|
#define INCLUDE_VISA_H
|
|
|
|
// Minimal implementation of VISA specification (just the bits we need so far)
|
|
// https://www.ivifoundation.org/docs/vpp432_2016-02-26.pdf
|
|
|
|
#include "export.h"
|
|
|
|
typedef char ViChar;
|
|
typedef ViChar * ViPChar;
|
|
typedef signed long ViInt32;
|
|
typedef unsigned long ViUInt32;
|
|
typedef ViPChar ViString;
|
|
|
|
typedef ViInt32 ViStatus;
|
|
typedef ViUInt32 ViObject;
|
|
typedef ViObject ViSession;
|
|
typedef ViSession * ViPSession;
|
|
typedef ViString ViRsrc;
|
|
typedef ViUInt32 ViAccessMode;
|
|
|
|
#define VI_SUCCESS 0
|
|
#define VI_TRUE 1
|
|
#define VI_FALSE 0
|
|
#define VI_NULL 0
|
|
|
|
// We dynamically load the visa dll, as most users probably do not have it
|
|
// Note: Can't seem to call viOpenDefaultRM/viClose in constructor / destructor of global instance
|
|
class SDRBASE_API VISA {
|
|
public:
|
|
|
|
// Default session
|
|
ViSession m_defaultRM;
|
|
// Function pointers to VISA API for direct calls
|
|
ViStatus (*viOpenDefaultRM) (ViPSession vi);
|
|
ViStatus (*viOpen) (ViSession sesn, ViRsrc name, ViAccessMode mode, ViUInt32 timeout, ViPSession vi);
|
|
ViStatus (*viClose) (ViObject vi);
|
|
ViStatus (*viPrintf) (ViSession vi, ViString writeFmt, ...);
|
|
ViStatus (*viScanf) (ViSession vi, ViString readFmt, ...);
|
|
|
|
VISA();
|
|
|
|
ViSession openDefault();
|
|
void closeDefault();
|
|
ViSession open(const QString& device);
|
|
void close(ViSession session);
|
|
QStringList processCommands(ViSession session, const QString& commands);
|
|
|
|
// Is the VISA library available
|
|
bool isAvailable() const
|
|
{
|
|
return m_available;
|
|
}
|
|
|
|
private:
|
|
bool m_available;
|
|
|
|
protected:
|
|
void *visaLibrary;
|
|
|
|
void *libraryOpen(const char *filename);
|
|
void *libraryFunc(void *library, const char *function);
|
|
};
|
|
|
|
#endif // INCLUDE_VISA_H
|