isa/mutter
1
0
Fork 0
mirror of https://github.com/brl/mutter.git synced 2024-12-22 19:12:04 +00:00
Code Issues Packages Projects Releases Wiki Activity

x11: Don't exceed transfer size in INCR chunks

Browse Source 
The stream automatically flushes after data size exceeds the
size we deem for INCR chunks, but we still try to copy it all.
Actually limit the data we copy, and leave the rest for future
INCR chunks.

https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1198
This commit is contained in:
Carlos Garnacho 2020-04-11 17:21:20 +02:00 committed by Robert Mader
parent d2c762cc66
commit 7015bb3efd
1 changed files with 8 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
src/x11/meta-x11-selection-output-stream.c
View File

@ -203,7 +203,7 @@ meta_x11_selection_output_stream_perform_flush (MetaX11SelectionOutputStream *st
MetaX11SelectionOutputStreamPrivate *priv =
meta_x11_selection_output_stream_get_instance_private (stream);
Display *xdisplay;
size_t element_size, n_elements;
size_t element_size, n_elements, max_size;
gboolean first_chunk = FALSE;
int error_code;
@ -218,6 +218,7 @@ meta_x11_selection_output_stream_perform_flush (MetaX11SelectionOutputStream *st
element_size = get_element_size (priv->format);
n_elements = priv->data->len / element_size;
max_size = get_max_request_size (priv->x11_display);
if (!priv->incr)
first_chunk = TRUE;
@ -247,9 +248,13 @@ meta_x11_selection_output_stream_perform_flush (MetaX11SelectionOutputStream *st
}
else
{
size_t copy_n_elements;
if (priv->incr && priv->data->len > 0)
priv->delete_pending = TRUE;
copy_n_elements = MIN (n_elements, max_size / element_size);
XChangeProperty (xdisplay,
priv->xwindow,
priv->xproperty,
@ -257,8 +262,8 @@ meta_x11_selection_output_stream_perform_flush (MetaX11SelectionOutputStream *st
priv->format,
PropModeReplace,
priv->data->data,
n_elements);
g_byte_array_remove_range (priv->data, 0, n_elements * element_size);
copy_n_elements);
g_byte_array_remove_range (priv->data, 0, copy_n_elements * element_size);
}
if (first_chunk)