binary helpers: add "invalid" enum item, improve readability

[libsigrok.git] / src / serial_hid.h

diff --git a/src/serial_hid.h b/src/serial_hid.h
index 0e87f9ae4ff66f83f355f3a87af0fb99d84771e6..a4ff28b8fffb20d969d1fe8f959a68929133cadb 100644 (file)
--- a/src/serial_hid.h
+++ b/src/serial_hid.h
@@ -17,13 +17,14 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef SERIAL_HID_H
-#define SERIAL_HID_H
+#ifndef LIBSIGROK_SERIAL_HID_H
+#define LIBSIGROK_SERIAL_HID_H
 
 /* The prefix for port names which are HID based. */
 #define SER_HID_CONN_PREFIX    "hid"
 #define SER_HID_USB_PREFIX     "usb="
 #define SER_HID_RAW_PREFIX     "raw="
+#define SER_HID_IOKIT_PREFIX   "iokit="
 #define SER_HID_SNR_PREFIX     "sn="
 
 /*