#pragma once #include <boost/shared_ptr.hpp> namespace Swift { class String; class LinkLocalServiceInfo; class DNSSDServiceID; class DNSSDBrowseQuery; class DNSSDRegisterQuery; class DNSSDResolveServiceQuery; class DNSSDResolveHostnameQuery; class DNSSDQuerier { public: virtual ~DNSSDQuerier(); virtual boost::shared_ptr<DNSSDBrowseQuery> createBrowseQuery() = 0; virtual boost::shared_ptr<DNSSDRegisterQuery> createRegisterQuery( const String& name, int port, const LinkLocalServiceInfo& info) = 0; virtual boost::shared_ptr<DNSSDResolveServiceQuery> createResolveServiceQuery( const DNSSDServiceID&) = 0; virtual boost::shared_ptr<DNSSDResolveHostnameQuery> createResolveHostnameQuery( const String& hostname, int interfaceIndex) = 0; }; }