diff -up cups-1.6.1/notifier/dbus.c.dbus-utf8 cups-1.6.1/notifier/dbus.c

--- cups-1.6.1/notifier/dbus.c.dbus-utf8	2012-01-20 19:00:32.000000000 +0000

+++ cups-1.6.1/notifier/dbus.c	2012-10-31 11:04:47.686973616 +0000

@@ -31,6 +31,9 @@

 #include <sys/stat.h>

 #include <sys/types.h>

 #include <unistd.h>

+#include <assert.h>

+#include <locale.h>

+#include <wchar.h>

 #ifdef HAVE_DBUS

 #  include <dbus/dbus.h>

@@ -157,10 +160,82 @@ enum

  * Local functions...

  */

-static int	acquire_lock(int *fd, char *lockfile, size_t locksize);

+static int		acquire_lock(int *fd, char *lockfile, size_t locksize);

+static const char	*validate_utf8(const char *str);

 /*

+ * 'validate_utf8()' - Convert to valid UTF-8

+ */

+

+static const char *

+validate_utf8 (const char *str)

+{

+  static char *buffer = NULL;

+  static size_t buflen = 0;

+  char *p;

+  size_t str_len;

+  unsigned int i;

+  mbstate_t instate, outstate;

+

+  if (str == NULL)

+  {

+    free (buffer);

+    return (NULL);

+  }

+

+  /* Is it already valid? */

+  if (mbstowcs (NULL, str, 0) != (size_t) -1)

+    return str;

+

+  /* Make sure our buffer is at least as large as the input string */

+  str_len = strlen (str);

+  if (str_len > buflen)

+  {

+    if (buffer == NULL)

+      /* Set encoding type to UTF-8 the first time we need to */

+      setlocale (LC_CTYPE, "en_US.UTF-8");

+

+    buflen = str_len + 1;

+    buffer = realloc (buffer, buflen);

+  }

+

+  memset (&instate, '\0', sizeof (mbstate_t));

+  memset (&outstate, '\0', sizeof (mbstate_t));

+  p = buffer;

+  i = 0;

+  while (i < str_len)

+  {

+    wchar_t wc;

+    size_t used, written;

+    mbstate_t orig_instate = instate;

+    used = mbrtowc (&wc, str + i, str_len - i, &instate);

+    switch (used)

+    {

+    case (size_t) -2:

+    case (size_t) -1:

+      wc = L'?'; /* so replacement is never longer than original char */

+      instate = orig_instate;

+      /* fallthru */

+    case 0:

+      used = 1;

+    }

+

+    written = wcrtomb (p, wc, &outstate);

+    if (written != -1)

+    {

+      p += written;

+      assert (p - buffer < buflen);

+    }

+

+    i += used;

+  }

+

+  *p = '\0';

+  return buffer;

+}

+

+/*

  * 'main()' - Read events and send DBUS notifications.

  */

@@ -366,7 +441,7 @@ main(int  argc,				/* I - Number of comm

     attr = ippFindAttribute(msg, "notify-text", IPP_TAG_TEXT);

     if (attr)

     {

-      const char *val = ippGetString(attr, 0, NULL);

+      const char *val = validate_utf8 (ippGetString(attr, 0, NULL));

       if (!dbus_message_iter_append_string(&iter, &val))

         goto bail;

     }