pvaConstants.h

 
#ifndef PVACONSTANTS_H_
#define PVACONSTANTS_H_
 
#include <compilerDependencies.h>
 
#ifdef epicsExportSharedSymbols
#   define pvaConstantsepicsExportSharedSymbols
#   undef epicsExportSharedSymbols
#endif
 
#include <pv/pvType.h>
 
#ifdef pvaConstantsepicsExportSharedSymbols
#   define epicsExportSharedSymbols
#       undef pvaConstantsepicsExportSharedSymbols
#endif
#include <shareLib.h>
 
namespace epics {
namespace pvAccess {

const epics::pvData::int8 PVA_MAGIC = static_cast<epics::pvData::int8>(0xCA);
 
const epics::pvData::int8 PVA_SERVER_PROTOCOL_REVISION = 2;
const epics::pvData::int8 PVA_CLIENT_PROTOCOL_REVISION = 2;

const epics::pvData::int8 PVA_PROTOCOL_REVISION EPICS_DEPRECATED = 1;

const epics::pvData::int8 PVA_VERSION EPICS_DEPRECATED = 1;

const epics::pvData::int32 PVA_SERVER_PORT = 5075;

const epics::pvData::int32 PVA_BROADCAST_PORT = 5076;

const epics::pvData::int16 PVA_MESSAGE_HEADER_SIZE = 8;

const epics::pvData::int32 MAX_UDP_UNFRAGMENTED_SEND = 1440;

const epics::pvData::int32 MAX_UDP_RECV = 65487;

const epics::pvData::int32 MAX_TCP_RECV = 1024*16;

const epics::pvData::int32 MAX_SEARCH_BATCH_COUNT = 0x7FFF;  // 32767

const epics::pvData::int16 PVA_DEFAULT_PRIORITY = 0;

const epics::pvData::uint32 MAX_CHANNEL_NAME_LENGTH = 500;

const epics::pvData::int16 INVALID_DATA_TYPE = -1;

const epics::pvData::int32 INVALID_IOID = 0;

epicsShareExtern const std::string PVACCESS_DEFAULT_PROVIDER;

epicsShareExtern const std::string PVACCESS_ALL_PROVIDERS;

epicsShareExtern const std::string PVACCESS_DEBUG;
}
}
 
#endif /* PVACONSTANTS_H_ */