Also mentions the new FIN command in s_client advance mode
Reviewed-by: Hugo Landau <hlandau@openssl.org>
Reviewed-by: Tim Hudson <tjh@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/20580)
### Changes between 3.1 and 3.2 [xx XXX xxxx]
+ * Added the "-quic" option to s_client to enable connectivity to QUIC servers.
+ QUIC requires the use of ALPN, so this must be specified via the "-alpn"
+ option. Use of the "advanced" s_client command command via the "-adv" option
+ is recommended.
+
+ *Matt Caswell*
+
* Reworked the Fix for the Timing Oracle in RSA Decryption ([CVE-2022-4304]).
The previous fix for this timing side channel turned out to cause
a severe 2-3x performance regression in the typical use case
[B<-unix> I<path>]
[B<-4>]
[B<-6>]
+[B<-quic>]
[B<-servername> I<name>]
[B<-noservername>]
[B<-verify> I<depth>]
Use IPv6 only.
+=item B<-quic>
+
+Connect using the QUIC protocol. If specified then the B<-alpn> option must also
+be provided.
+
=item B<-servername> I<name>
Set the TLS SNI (Server Name Indication) extension in the ClientHello message to
Initiate a renegotiation with the server. (D)TLSv1.2 or below only.
+=item B<fin>
+
+Indicate FIN on the current stream. QUIC only. Once FIN has been sent any
+further text entered for this stream is ignored.
+
=back
=head1 NOTES