Because of some technological reason, e.g. a progress bar that allows
user to cancels file transfer has not been done. We have to specify a
maximum allowed file size so file content will not consume too much memory.
Signed-off-by: Dunrong Huang <riegamaths@xxxxxxxxx>
---
gtk/spice-dnd.c | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/gtk/spice-dnd.c b/gtk/spice-dnd.c
index 3593c9d..6374b2b 100644
--- a/gtk/spice-dnd.c
+++ b/gtk/spice-dnd.c
@@ -30,6 +30,23 @@
#include "spice-widget-priv.h"
#include "glib-compat.h"
+#define DND_MAX_FILE_SIZE 100 * 1024 * 1024 /* maximum allowed file size */
+
+static void spice_dnd_file_too_large(GtkWidget *parent)
+{
+ GtkWidget *dialog = gtk_message_dialog_new(
+ GTK_WINDOW(parent), GTK_DIALOG_MODAL, GTK_MESSAGE_INFO,
+ GTK_BUTTONS_OK, NULL);
+ gtk_window_set_title(GTK_WINDOW(dialog), "GtkMessageDialog");
+ gtk_message_dialog_format_secondary_text(
+ GTK_MESSAGE_DIALOG(dialog),
+ "File size exceeds maximum allowed value(%dM)",
+ DND_MAX_FILE_SIZE / 1024 / 1024);
+
+ gtk_dialog_run(GTK_DIALOG(dialog));
+ gtk_widget_destroy(dialog);
+}
+
void spice_dnd_process(SpiceDisplay *display, const char *file_path)
{
#define DND_CHUNK_SIZE 1600
@@ -60,6 +77,11 @@ void spice_dnd_process(SpiceDisplay *display, const char *file_path)
return ;
}
+ if (st.st_size > DND_MAX_FILE_SIZE) {
+ spice_dnd_file_too_large(gtk_widget_get_toplevel(GTK_WIDGET(display)));
+ return ;
+ }
+
/* Get file basename */
file_name = strrchr(file_path, '/');
if (file_name) {
--
1.7.12.4
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