61 lines
2.3 KiB
C++
61 lines
2.3 KiB
C++
#ifndef PDB_H
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#define PDB_H
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#include <dbEvent.h>
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#include <pv/configuration.h>
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#include <pv/pvAccess.h>
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#include "weakmap.h"
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#include <shareLib.h>
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struct PDBProvider;
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struct PDBPV
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{
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POINTER_DEFINITIONS(PDBPV);
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epics::pvData::StructureConstPtr fielddesc;
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PDBPV() {}
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virtual ~PDBPV() {}
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virtual
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epics::pvAccess::Channel::shared_pointer
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connect(const std::tr1::shared_ptr<PDBProvider>& prov,
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const epics::pvAccess::ChannelRequester::shared_pointer& req) =0;
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};
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struct epicsShareClass PDBProvider : public epics::pvAccess::ChannelProvider,
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public std::tr1::enable_shared_from_this<PDBProvider>
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{
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POINTER_DEFINITIONS(PDBProvider);
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explicit PDBProvider(const epics::pvAccess::Configuration::shared_pointer& =epics::pvAccess::Configuration::shared_pointer());
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virtual ~PDBProvider();
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virtual void destroy();
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virtual std::string getProviderName();
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virtual epics::pvAccess::ChannelFind::shared_pointer channelFind(std::string const & channelName,
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epics::pvAccess::ChannelFindRequester::shared_pointer const & channelFindRequester);
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virtual epics::pvAccess::ChannelFind::shared_pointer channelList(epics::pvAccess::ChannelListRequester::shared_pointer const & channelListRequester);
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virtual epics::pvAccess::Channel::shared_pointer createChannel(std::string const & channelName,
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epics::pvAccess::ChannelRequester::shared_pointer const & channelRequester,
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short priority = PRIORITY_DEFAULT);
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virtual epics::pvAccess::Channel::shared_pointer createChannel(std::string const & channelName,
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epics::pvAccess::ChannelRequester::shared_pointer const & channelRequester,
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short priority, std::string const & address);
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typedef std::map<std::string, PDBPV::shared_pointer> persist_pv_map_t;
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persist_pv_map_t persist_pv_map;
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typedef weak_value_map<std::string, PDBPV> transient_pv_map_t;
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transient_pv_map_t transient_pv_map;
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dbEventCtx event_context;
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static size_t num_instances;
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};
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#endif // PDB_H
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