Method buf_data

external/cpp-httplib/httplib.h:3990–3990

            size_t buf_size() const { return buf_epos_ - buf_spos_; }

            const char* buf_data() const { return &buf_[buf_spos_]; }

            std::string buf_head(size_t l) const { return buf_.substr(buf_spos_, l); }