tcp_state.hh

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#ifndef SPONGE_LIBSPONGE_TCP_STATE
#define SPONGE_LIBSPONGE_TCP_STATE
 
#include "tcp_receiver.hh"
#include "tcp_sender.hh"
 
#include <string>
 
class TCPState {
  public:
    static std::string state_summary(const TCPReceiver &receiver);
 
    static std::string state_summary(const TCPSender &receiver);
};
 
namespace TCPReceiverStateSummary {
const std::string ERROR = "error (connection was reset)";
const std::string LISTEN = "waiting for SYN: ackno is empty";
const std::string SYN_RECV = "SYN received (ackno exists), and input to stream hasn't ended";
const std::string FIN_RECV = "input to stream has ended";
}  // namespace TCPReceiverStateSummary
 
namespace TCPSenderStateSummary {
const std::string ERROR = "error (connection was reset)";
const std::string CLOSED = "waiting for stream to begin (no SYN sent)";
const std::string SYN_SENT = "stream started but nothing acknowledged";
const std::string SYN_ACKED = "stream ongoing";
const std::string FIN_SENT = "stream finished (FIN sent) but not fully acknowledged";
const std::string FIN_ACKED = "stream finished and fully acknowledged";
}  // namespace TCPSenderStateSummary
 
#endif  // SPONGE_LIBSPONGE_TCP_STATE