lbrycrd/src/netmessagemaker.h
Cory Fields 2ec935dcaa net: add CVectorWriter and CNetMsgMaker
CVectorWriter is useful for overwriting or appending an existing byte vector.

CNetMsgMaker is a shortcut for creating messages on-the-fly which are suitable
for pushing to CConnman.
2016-11-25 12:09:58 -05:00

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// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2016 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#ifndef BITCOIN_NETMESSAGEMAKER_H
#define BITCOIN_NETMESSAGEMAKER_H
#include "net.h"
#include "serialize.h"
class CNetMsgMaker
{
public:
CNetMsgMaker(int nVersionIn) : nVersion(nVersionIn){}
template <typename... Args>
CSerializedNetMsg Make(int nFlags, std::string sCommand, Args&&... args)
{
CSerializedNetMsg msg;
msg.command = std::move(sCommand);
CVectorWriter{ SER_NETWORK, nFlags | nVersion, msg.data, 0, std::forward<Args>(args)... };
return msg;
}
template <typename... Args>
CSerializedNetMsg Make(std::string sCommand, Args&&... args)
{
return Make(0, std::move(sCommand), std::forward<Args>(args)...);
}
private:
const int nVersion;
};
#endif // BITCOIN_NETMESSAGEMAKER_H