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ICMPClient.cpp
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//
// ICMPClient.cpp
//
// Library: Net
// Package: ICMP
// Module: ICMPClient
//
// Copyright (c) 2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// SPDX-License-Identifier: BSL-1.0
//
#include "Poco/Net/SocketAddress.h"
#include "Poco/Net/ICMPClient.h"
#include "Poco/Net/NetException.h"
#include "Poco/Channel.h"
#include "Poco/Message.h"
#include "Poco/Format.h"
#include <sstream>
using Poco::Channel;
using Poco::Message;
using Poco::InvalidArgumentException;
using Poco::NotImplementedException;
using Poco::TimeoutException;
using Poco::Exception;
namespace Poco {
namespace Net {
ICMPClient::ICMPClient(SocketAddress::Family family, int dataSize, int ttl, int timeout):
_family(family),
_dataSize(dataSize),
_ttl(ttl),
_timeout(timeout)
{
}
ICMPClient::~ICMPClient()
{
}
int ICMPClient::ping(const std::string& address, int repeat) const
{
if (repeat <= 0) return 0;
SocketAddress addr(address, 0);
return ping(addr, repeat);
}
int ICMPClient::ping(SocketAddress& address, int repeat) const
{
if (repeat <= 0) return 0;
ICMPSocket icmpSocket(_family, _dataSize, _ttl, _timeout);
ICMPEventArgs eventArgs(address, repeat, icmpSocket.dataSize(), icmpSocket.ttl());
pingBegin.notify(this, eventArgs);
for (int i = 0; i < repeat; ++i)
{
try
{
int sent = icmpSocket.sendTo(address);
if (icmpSocket.packetSize() == sent)
{
SocketAddress requestAddress(address);
++eventArgs;
int t = icmpSocket.receiveFrom(address);
poco_assert (address.host() == requestAddress.host());
eventArgs.setReplyTime(i, t);
pingReply.notify(this, eventArgs);
}
else
throw ICMPException(Poco::format("Error sending ICMP packet "
"(sent=%d, expected=%d)", sent, icmpSocket.packetSize()));
}
catch (TimeoutException&)
{
std::ostringstream os;
os << address.host().toString() << ": Request timed out.";
eventArgs.setError(i, os.str());
pingError.notify(this, eventArgs);
continue;
}
catch (ICMPException& ex)
{
std::ostringstream os;
os << address.host().toString() << ": " << ex.displayText();
eventArgs.setError(i, os.str());
pingError.notify(this, eventArgs);
continue;
}
catch (Exception& ex)
{
eventArgs.setError(i, ex.displayText());
pingError.notify(this, eventArgs);
continue;
}
}
pingEnd.notify(this, eventArgs);
return eventArgs.received();
}
int ICMPClient::pingIPv4(const std::string& address, int repeat,
int dataSize, int ttl, int timeout)
{
if (repeat <= 0) return 0;
SocketAddress a(address, 0);
return ping(a, IPAddress::IPv4, repeat, dataSize, ttl, timeout);
}
int ICMPClient::ping(SocketAddress& address,
IPAddress::Family family, int repeat,
int dataSize, int ttl, int timeout)
{
if (repeat <= 0) return 0;
ICMPSocket icmpSocket(family, dataSize, ttl, timeout);
int received = 0;
for (int i = 0; i < repeat; ++i)
{
try
{
SocketAddress requestAddress(address);
if (icmpSocket.sendTo(address) == icmpSocket.packetSize())
{
icmpSocket.receiveFrom(address);
poco_assert (address.host() == requestAddress.host());
++received;
}
}
catch (Exception&) { }
}
return received;
}
} } // namespace Poco::Net