1 files changed, 50 insertions, 0 deletions
diff --git a/wsutil/str_util.c b/wsutil/str_util.c
new file mode 100644
index 0000000000..4b01956d28
--- /dev/null
+++ b/wsutil/str_util.c
@@ -0,0 +1,50 @@
+/* str_util.c
+ * String utility routines
+ *
+ * $Id$
+ *
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
+ * Copyright 1998 Gerald Combs
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <glib.h>
+#include "str_util.h"
+
+/* Convert all ASCII letters to lower case, in place. */
+void
+ascii_strdown_inplace(gchar *str)
+{
+	gchar *s;
+
+	for (s = str; *s; s++)
+		*s = g_ascii_tolower (*s);
+}
+
+/* Convert all ASCII letters to upper case, in place. */
+void
+ascii_strup_inplace(gchar *str)
+{
+	gchar *s;
+
+	for (s = str; *s; s++)
+		*s = g_ascii_toupper (*s);
+}