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re-add special handling for TimeoutException

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This commit is contained in:
Günter Obiltschnig 2018-02-21 19:12:12 +01:00
parent de0f5a6b76
commit e5f71bb085
1 changed files with 7 additions and 3 deletions
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10
Net/src/ICMPSocketImpl.cpp
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@ -62,7 +62,7 @@ int ICMPSocketImpl::receiveFrom(void*, int, SocketAddress& address, int flags)
Poco::Timestamp ts;
do
{
if (ts.isElapsed(_timeout))
if (ts.isElapsed(_timeout))
{
// This guards against a possible DoS attack, where sending
// fake ping responses will cause an endless loop.
@ -72,12 +72,16 @@ int ICMPSocketImpl::receiveFrom(void*, int, SocketAddress& address, int flags)
}
while (!_icmpPacket.validReplyID(buffer.begin(), maxPacketSize));
}
catch (TimeoutException&)
{
throw;
}
catch (Exception&)
{
std::string err = _icmpPacket.errorDescription(buffer.begin(), maxPacketSize);
if (!err.empty())
if (!err.empty())
throw ICMPException(err);
else
else
throw;
}