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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
#ifndef _THRIFT_TRANSPORT_WINDOWS_TWINSOCKSINGLETON_H_
#define _THRIFT_TRANSPORT_WINDOWS_TWINSOCKSINGLETON_H_ 1
#if defined(_MSC_VER) && (_MSC_VER > 1200)
#pragma once
#endif // _MSC_VER
#ifndef _WIN32
#error This is a MSVC header only.
#endif
#include <thrift/thrift-config.h>
// boost
#include <boost/noncopyable.hpp>
#include <mutex>
#include <thrift/stdcxx.h>
namespace apache {
namespace thrift {
namespace transport {
/**
* Winsock2 must be intialised once only in order to create sockets. This class
* performs a one time initialisation when create is called.
*/
class TWinsockSingleton : private boost::noncopyable {
public:
typedef stdcxx::shared_ptr<TWinsockSingleton> instance_ptr;
private:
TWinsockSingleton(void);
public:
~TWinsockSingleton(void);
public:
static void create(void);
private:
static void init(void);
private:
static instance_ptr instance_ptr_;
static std::once_flag flags_;
};
}
}
} // apache::thrift::transport
#endif // _THRIFT_TRANSPORT_WINDOWS_TWINSOCKSINGLETON_H_
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