48 lines
1.4 KiB
C++
48 lines
1.4 KiB
C++
/**
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* Copyright - See the COPYRIGHT that is included with this distribution.
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* pvAccessCPP is distributed subject to a Software License Agreement found
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* in file LICENSE that is included with this distribution.
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*/
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#include <pv/pvData.h>
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#include <pv/rpcServer.h>
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using namespace epics::pvData;
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using namespace epics::pvAccess;
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static Structure::const_shared_pointer resultStructure =
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getFieldCreate()->createFieldBuilder()->
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add("channelName", pvString)->
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createStructure();
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class WildServiceImpl :
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public RPCService
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{
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PVStructure::shared_pointer request(PVStructure::shared_pointer const & pvArguments)
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{
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// requires NTURI as argument
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if (pvArguments->getStructure()->getID() != "epics:nt/NTURI:1.0")
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throw RPCRequestException(Status::STATUSTYPE_ERROR, "RPC argument must be a NTURI normative type");
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std::string channelName = pvArguments->getSubField<PVString>("path")->get();
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// create return structure and set data
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PVStructure::shared_pointer result = getPVDataCreate()->createPVStructure(resultStructure);
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result->getSubField<PVString>("channelName")->put(channelName);
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return result;
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}
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};
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int main()
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{
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RPCServer server;
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server.registerService("wild*", RPCService::shared_pointer(new WildServiceImpl()));
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// you can register as many services as you want here ...
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server.printInfo();
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server.run();
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return 0;
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}
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