lokinet/include/llarp/service/lookup.hpp
2018-07-18 13:10:21 +10:00

55 lines
1.1 KiB
C++

#ifndef LLARP_SERVICE_LOOKUP_HPP
#define LLARP_SERVICE_LOOKUP_HPP
#include <llarp/router.h>
#include <llarp/routing/message.hpp>
#include <llarp/service/IntroSet.hpp>
#include <set>
namespace llarp
{
// forward declare
namespace path
{
struct Path;
}
namespace service
{
struct IServiceLookup
{
IServiceLookup() : m_created(llarp_time_now_ms())
{
}
virtual ~IServiceLookup(){};
/// handle lookup result
virtual bool
HandleResponse(const std::set< IntroSet >& results) = 0;
/// determine if this request has timed out
bool
IsTimedOut(llarp_time_t now, llarp_time_t timeout = 5000) const
{
if(now <= m_created)
return false;
return now - m_created > timeout;
}
/// build request message for service lookup
virtual llarp::routing::IMessage*
BuildRequestMessage() = 0;
/// build a new requset message and send it via a path
bool
SendRequestViaPath(llarp::path::Path* p, llarp_router* r);
private:
llarp_time_t m_created;
};
} // namespace service
} // namespace llarp
#endif