debug-sender: make sure messages added are UTF-8 validdebug-lender

Starts looking at: fd.o#31857

Signed-off-by: Jonny Lamb <jonny.lamb@collabora.co.uk>

1 files changed, 5 insertions, 1 deletions

diff --git a/telepathy-glib/debug-sender.c b/telepathy-glib/debug-sender.c
index 6acd0152b..e3aee4ab7 100644
--- a/telepathy-glib/debug-sender.c
+++ b/telepathy-glib/debug-sender.c
@@ -383,7 +383,7 @@ _tp_debug_sender_take (TpDebugSender *self,
  *
  * Adds a new message to the debug sender message queue. If the
  * #TpDebugSender:enabled property is set to %TRUE, then a NewDebugMessage
- * signal will be fired too.
+ * signal will be fired too. @string must be UTF-8 valid.
  *
  * Since: 0.7.36
  */
@@ -394,6 +394,10 @@ tp_debug_sender_add_message (TpDebugSender *self,
     GLogLevelFlags level,
     const gchar *string)
 {
+  /* In the distant future we should probably fix this up ourselves
+   * for sending over D-Bus. fd.o#31857 */
+  g_return_if_fail (g_utf8_validate (string, -1, NULL));
+
   _tp_debug_sender_take (self,
       debug_message_new (timestamp, domain, level, string));
 }