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/*
This file is part of cpp-ethereum.
cpp-ethereum is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
cpp-ethereum is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file PeerNetwork.cpp
* @author Gav Wood <i@gavwood.com>
* @date 2014
*/
#include "CommonNet.h"
using namespace std;
using namespace eth;
// Helper function to determine if an address falls within one of the reserved ranges
// For V4:
// Class A "10.*", Class B "172.[16->31].*", Class C "192.168.*"
// Not implemented yet for V6
bool eth::isPrivateAddress(bi::address _addressToCheck)
{
if (_addressToCheck.is_v4())
{
bi::address_v4 v4Address = _addressToCheck.to_v4();
bi::address_v4::bytes_type bytesToCheck = v4Address.to_bytes();
if (bytesToCheck[0] == 10 || bytesToCheck[0] == 127)
return true;
if (bytesToCheck[0] == 172 && (bytesToCheck[1] >= 16 && bytesToCheck[1] <= 31))
return true;
if (bytesToCheck[0] == 192 && bytesToCheck[1] == 168)
return true;
}
return false;
}
std::string eth::reasonOf(DisconnectReason _r)
{
switch (_r)
{
case DisconnectRequested: return "Disconnect was requested.";
case TCPError: return "Low-level TCP communication error.";
case BadProtocol: return "Data format error.";
case UselessPeer: return "Peer had no use for this node.";
case TooManyPeers: return "Peer had too many connections.";
case DuplicatePeer: return "Peer was already connected.";
case WrongGenesis: return "Disagreement over genesis block.";
case IncompatibleProtocol: return "Peer protocol versions are incompatible.";
case ClientQuit: return "Peer is exiting.";
default: return "Unknown reason.";
}
}