Adding upstream version 255.4.upstream/255.4

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 27 insertions, 0 deletions

diff --git a/src/libudev/libudev-util.c b/src/libudev/libudev-util.c
new file mode 100644
index 0000000..8c51877
--- /dev/null
+++ b/src/libudev/libudev-util.c
@@ -0,0 +1,27 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+
+#include "device-nodes.h"
+#include "libudev-util.h"
+
+/**
+ * SECTION:libudev-util
+ * @short_description: utils
+ *
+ * Utilities useful when dealing with devices and device node names.
+ */
+
+/**
+ * udev_util_encode_string:
+ * @str: input string to be encoded
+ * @str_enc: output string to store the encoded input string
+ * @len: maximum size of the output string, which may be
+ *       four times as long as the input string
+ *
+ * Encode all potentially unsafe characters of a string to the
+ * corresponding 2 char hex value prefixed by '\x'.
+ *
+ * Returns: 0 if the entire string was copied, non-zero otherwise.
+ **/
+_public_ int udev_util_encode_string(const char *str, char *str_enc, size_t len) {
+        return encode_devnode_name(str, str_enc, len);
+}