qemu-options: update to show preferred boolean syntax for -vnc

The preferred syntax is to use "foo=on|off", rather than a bare
"foo" or "nofoo".

The on|off syntax has been supported since -vnc switched to use
QemuOpts in commit 4db14629c3

Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Message-Id: <20210216191027.595031-7-berrange@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Daniel P. Berrangé 2021-02-16 19:10:23 +00:00 committed by Paolo Bonzini
parent bf24095ff5
commit 82a17d1d67

View File

@ -2123,13 +2123,13 @@ SRST
Following the display value there may be one or more option flags
separated by commas. Valid options are
``reverse``
``reverse=on|off``
Connect to a listening VNC client via a "reverse" connection.
The client is specified by the display. For reverse network
connections (host:d,``reverse``), the d argument is a TCP port
number, not a display number.
``websocket``
``websocket=on|off``
Opens an additional TCP listening port dedicated to VNC
Websocket connections. If a bare websocket option is given, the
Websocket port is 5700+display. An alternative port can be
@ -2143,7 +2143,7 @@ SRST
runs in unencrypted mode. If TLS credentials are provided, the
websocket connection requires encrypted client connections.
``password``
``password=on|off``
Require that password based authentication is used for client
connections.
@ -2180,7 +2180,7 @@ SRST
on the fly while the VNC server is active. If missing, it will
default to denying access.
``sasl``
``sasl=on|off``
Require that the client use SASL to authenticate with the VNC
server. The exact choice of authentication method used is
controlled from the system / user's SASL configuration file for
@ -2203,7 +2203,7 @@ SRST
fly while the VNC server is active. If missing, it will default
to denying access.
``acl``
``acl=on|off``
Legacy method for enabling authorization of clients against the
x509 distinguished name and SASL username. It results in the
creation of two ``authz-list`` objects with IDs of
@ -2213,13 +2213,13 @@ SRST
This option is deprecated and should no longer be used. The new
``sasl-authz`` and ``tls-authz`` options are a replacement.
``lossy``
``lossy=on|off``
Enable lossy compression methods (gradient, JPEG, ...). If this
option is set, VNC client may receive lossy framebuffer updates
depending on its encoding settings. Enabling this option can
save a lot of bandwidth at the expense of quality.
``non-adaptive``
``non-adaptive=on|off``
Disable adaptive encodings. Adaptive encodings are enabled by
default. An adaptive encoding will try to detect frequently
updated screen regions, and send updates in these regions using
@ -2254,7 +2254,7 @@ SRST
must be omitted, otherwise is must be present and specify a
valid audiodev.
``power-control``
``power-control=on|off``
Permit the remote client to issue shutdown, reboot or reset power
control requests.
ERST