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#include "options.ih"
void Options::setProtocol()
{
string spec;
if (not d_arg.option(&spec, 'P')) // by default: use
d_protocols.insert(TCP); // protocol TCP
else if (spec == "all") // for 'all': use TCP, UDP
d_protocols = { TCP, UDP, ICMP }; // and ICMP
else // otherwise use the specified
{ // protocol(s)
size_t pos = 0;
size_t colon;
while (true)
{
colon = spec.find(':', pos);
string protocol = spec.substr(pos, colon - pos);
// only accept known protocols
auto iter = s_name2protocol.find(protocol);
if (iter == s_name2protocol.end())
fmsg << "protocol `" << protocol <<
"' currently not supported" << noid;
d_protocols.insert(iter->second);
if (colon == string::npos)
break;
pos = colon + 1;
}
//FBB: NEW: multiple protocols with conntrack now OK
// if (d_mode == CONNTRACK and pos != 0)
// fmsg <<
// "multiple protocols not supported with 'conntrack'" <<
// noid;
}
}
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