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vnc: don't try to send bigger updates that client height 

Respect client size if it doesn't not support desktop resizing.

Signed-off-by: Corentin Chary <corentincj@iksaif.net>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Corentin Chary 2011-02-04 09:06:06 +01:00 committed by Anthony Liguori
parent bc2429b917
commit 6c71a539c3
1 changed files with 5 additions and 5 deletions
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10
ui/vnc.c
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@ -795,12 +795,11 @@ static void vnc_dpy_cursor_define(QEMUCursor *c)
} }
static int find_and_clear_dirty_height(struct VncState *vs, static int find_and_clear_dirty_height(struct VncState *vs,
int y, int last_x, int x) int y, int last_x, int x, int height)
{ {
int h; int h;
VncDisplay *vd = vs->vd;
for (h = 1; h < (vd->server->height - y); h++) { for (h = 1; h < (height - y); h++) {
int tmp_x; int tmp_x;
if (!test_bit(last_x, vs->dirty[y + h])) { if (!test_bit(last_x, vs->dirty[y + h])) {
break; break;
@ -865,7 +864,8 @@ static int vnc_update_client(VncState *vs, int has_dirty)
} }
} else { } else {
if (last_x != -1) { if (last_x != -1) {
int h = find_and_clear_dirty_height(vs, y, last_x, x); int h = find_and_clear_dirty_height(vs, y, last_x, x,
height);
n += vnc_job_add_rect(job, last_x * 16, y, n += vnc_job_add_rect(job, last_x * 16, y,
(x - last_x) * 16, h); (x - last_x) * 16, h);
@ -874,7 +874,7 @@ static int vnc_update_client(VncState *vs, int has_dirty)
} }
} }
if (last_x != -1) { if (last_x != -1) {
int h = find_and_clear_dirty_height(vs, y, last_x, x); int h = find_and_clear_dirty_height(vs, y, last_x, x, height);
n += vnc_job_add_rect(job, last_x * 16, y, n += vnc_job_add_rect(job, last_x * 16, y,
(x - last_x) * 16, h); (x - last_x) * 16, h);
} }