Method PollReadT

library/cpp/neh/https.cpp:961–985

            }

            int PollReadT(const TDuration& timeout) {
                if (!Connection_) {
                    return -1;
                }

                while (true) {
                    const int rpoll = Connection_->PollT(CONT_POLL_READ, timeout);
                    if (!Ssl_ || rpoll) {
                        return rpoll;
                    }

                    char c = 0;
                    const int rpeek = SSL_peek(Ssl_.Get(), &c, sizeof(c));
                    if (rpeek < 0) {
                        return -1;
                    } else if (rpeek > 0) {
                        return 0;
                    } else {
                        if ((SSL_get_shutdown(Ssl_.Get()) & SSL_RECEIVED_SHUTDOWN) != 0) {
                            Shutdown(); // wait until shutdown is finished
                            return EIO;
                        }
                    }
                }
            }

            void Shutdown() {
                if (Ssl_ && Connection_) {