mirror of
https://github.com/FairRootGroup/FairMQ.git
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63 lines
1.7 KiB
C++
63 lines
1.7 KiB
C++
/********************************************************************************
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* Copyright (C) 2018 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH *
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* *
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* This software is distributed under the terms of the *
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* GNU Lesser General Public Licence (LGPL) version 3, *
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* copied verbatim in the file "LICENSE" *
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********************************************************************************/
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#ifndef FAIR_MQ_OFI_CONTEXT_H
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#define FAIR_MQ_OFI_CONTEXT_H
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#include <memory>
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#include <rdma/fabric.h>
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#include <string>
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#include <stdexcept>
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namespace fair
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{
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namespace mq
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{
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namespace ofi
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{
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enum class ConnectionType : bool { Bind, Connect };
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/**
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* @class Context Context.h <fairmq/ofi/Context.h>
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* @brief Transport-wide context
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*
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* @todo TODO insert long description
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*/
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class Context
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{
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public:
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Context(int numberIoThreads = 1);
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~Context();
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/// Deferred Ofi initialization
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auto InitOfi(ConnectionType type, std::string address) -> void;
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auto CreateOfiEndpoint() -> fid_ep*;
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auto CreateOfiCompletionQueue() -> fid_cq*;
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auto GetZmqVersion() const -> std::string;
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auto GetOfiApiVersion() const -> std::string;
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auto GetZmqContext() const -> void* { return fZmqContext; }
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private:
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void* fZmqContext;
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fi_info* fOfiInfo;
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fid_fabric* fOfiFabric;
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fid_domain* fOfiDomain;
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auto OpenOfiFabric() -> void;
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auto OpenOfiDomain() -> void;
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}; /* class Context */
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struct ContextError : std::runtime_error { using std::runtime_error::runtime_error; };
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} /* namespace ofi */
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} /* namespace mq */
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} /* namespace fair */
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#endif /* FAIR_MQ_OFI_CONTEXT_H */
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