use boost::iostreams instead of std::stringstreams

boost::iostreams::array_source instead of istringstream
boost::iostreams::back_insert_device instead of ostringstream

this should save at least one copy each and still has length checks (input)
or dynamic growth (output)

1 files changed, 4 insertions, 0 deletions

diff --git a/rfc4251.h b/rfc4251.h
index 876db07..3c291a2 100644
--- a/rfc4251.h
+++ b/rfc4251.h
@@ -164,6 +164,10 @@ struct rfc4251string : boost::totally_ordered<rfc4251string> {
 	explicit rfc4251string (mpz_class const & x) : rfc4251string{x.get_mpz_t()} {}
 	inline explicit rfc4251string (std::istream &);
 
+	size_t size () const { return value.size(); }
+	char const * data () const { return value.data(); }
+	char * data () { return value.data(); }
+
 	operator std::string () const { return {value.begin(), value.end()}; }
 	operator std::vector<std::string> () const;
 	operator mpz_class () const;