Function ReadVectorD

library/cpp/coroutine/engine/network.cpp:112–132

    TContIOStatus ReadVectorD(TCont* cont, SOCKET fd, TContIOVector* vec, TInstant deadline) noexcept {
        while (true) {
            ssize_t res = DoReadVector(fd, vec);

            if (res >= 0) {
                return TContIOStatus::Success((size_t) res);
            }

            {
                const int err = LastSystemError();

                if (!IsBlocked(err)) {
                    return TContIOStatus::Error(err);
                }
            }

            if ((res = PollD(cont, fd, CONT_POLL_READ, deadline)) != 0) {
                return TContIOStatus::Error((int) res);
            }
        }
    }

    TContIOStatus ReadVectorT(TCont* cont, SOCKET fd, TContIOVector* vec, TDuration timeOut) noexcept {
        return ReadVectorD(cont, fd, vec, timeOut.ToDeadLine());