ui: add standalone VNC server over D-Bus

[PATCH 04/60] ui/vnc: clarify intent using buffer_empty() function

Marc-André Lureau posted 60 patches 2 weeks, 6 days ago

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Maintainers: "Marc-André Lureau" <marcandre.lureau@redhat.com>, John Snow <jsnow@redhat.com>, Peter Maydell <peter.maydell@linaro.org>, Mauro Carvalho Chehab <mchehab+huawei@kernel.org>, Pierrick Bouvier <pierrick.bouvier@linaro.org>, Jan Kiszka <jan.kiszka@web.de>, Phil Dennis-Jordan <phil@philjordan.eu>, Richard Henderson <richard.henderson@linaro.org>, Helge Deller <deller@gmx.de>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Gerd Hoffmann <kraxel@redhat.com>, Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>, Samuel Tardieu <sam@rfc1149.net>, Igor Mitsyanko <i.mitsyanko@gmail.com>, "Hervé Poussineau" <hpoussin@reactos.org>, Aleksandar Rikalo <arikalo@gmail.com>, Laurent Vivier <laurent@vivier.eu>, Thomas Huth <th.huth+qemu@posteo.eu>, BALATON Zoltan <balaton@eik.bme.hu>, "Michael S. Tsirkin" <mst@redhat.com>, Stefano Garzarella <sgarzare@redhat.com>, "Alex Bennée" <alex.bennee@linaro.org>, Akihiko Odaki <odaki@rsg.ci.i.u-tokyo.ac.jp>, Dmitry Osipenko <dmitry.osipenko@collabora.com>, Dmitry Fleytman <dmitry.fleytman@gmail.com>, Stefano Stabellini <sstabellini@kernel.org>, Anthony PERARD <anthony@xenproject.org>, "Edgar E. Iglesias" <edgar.iglesias@gmail.com>, Alistair Francis <alistair@alistair23.me>, Alex Williamson <alex@shazbot.org>, "Cédric Le Goater" <clg@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>, "Daniel P. Berrangé" <berrange@redhat.com>, Fabiano Rosas <farosas@suse.de>

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[PATCH 04/60] ui/vnc: clarify intent using buffer_empty() function

Posted by Marc-André Lureau 2 weeks, 6 days ago

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
---
 ui/vnc-jobs.c | 2 +-
 ui/vnc.c      | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/ui/vnc-jobs.c b/ui/vnc-jobs.c
index a6ab733faa1..4dd7ccad969 100644
--- a/ui/vnc-jobs.c
+++ b/ui/vnc-jobs.c
@@ -160,7 +160,7 @@ void vnc_jobs_consume_buffer(VncState *vs)
     bool flush;
 
     vnc_lock_output(vs);
-    if (vs->jobs_buffer.offset) {
+    if (!buffer_empty(&vs->jobs_buffer)) {
         if (vs->ioc != NULL && buffer_empty(&vs->output)) {
             g_clear_handle_id(&vs->ioc_tag, g_source_remove);
             if (vs->disconnecting == FALSE) {
diff --git a/ui/vnc.c b/ui/vnc.c
index ccc73bd7aa4..4aa446a48d7 100644
--- a/ui/vnc.c
+++ b/ui/vnc.c
@@ -1718,7 +1718,7 @@ void vnc_write_u8(VncState *vs, uint8_t value)
 void vnc_flush(VncState *vs)
 {
     vnc_lock_output(vs);
-    if (vs->ioc != NULL && vs->output.offset) {
+    if (vs->ioc != NULL && !buffer_empty(&vs->output)) {
         vnc_client_write_locked(vs);
     }
     if (vs->disconnecting) {

-- 
2.53.0

Re: [PATCH 04/60] ui/vnc: clarify intent using buffer_empty() function

Posted by Daniel P. Berrangé 1 week, 6 days ago

On Tue, Mar 17, 2026 at 12:50:18PM +0400, Marc-André Lureau wrote:
> Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
> ---
>  ui/vnc-jobs.c | 2 +-
>  ui/vnc.c      | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>

With regards,
Daniel
-- 
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|: https://pixelfed.art/berrange   ~~    https://fstop138.berrange.com :|