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vnc: hextile: do not generate ForegroundSpecified and SubrectsColoured tiles 

This violates the RFB specification (section 6.6.4).  It happens to work with
most clients but it's still wrong.

Reported-by: Yaniv Kaul <ykaul@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
master
Anthony Liguori 2009-12-14 14:11:56 -06:00
parent d587e07871
commit 02c2b87fff
1 changed files with 1 additions and 3 deletions
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4
vnchextile.h
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@ -73,7 +73,7 @@ static void CONCAT(send_hextile_tile_, NAME)(VncState *vs,
*last_bg = bg;
}
if (!*has_fg || *last_fg != fg) {
if (n_colors < 3 && (!*has_fg || *last_fg != fg)) {
flags |= 0x04;
*has_fg = 1;
*last_fg = fg;
@ -165,8 +165,6 @@ static void CONCAT(send_hextile_tile_, NAME)(VncState *vs,
irow += ds_get_linesize(vs->ds) / sizeof(pixel_t);
}
/* A SubrectsColoured subtile invalidates the foreground color */
*has_fg = 0;
if (n_data > (w * h * sizeof(pixel_t))) {
n_colors = 4;
flags = 0x01;