[gnome-color-manager: 10/80] huey: somehow I've locked the device. Eek

[Richard Hughes <rhughes src gnome org>]

commit b96f88b5418cd525d3bd76129531880ddc38415a
Author: Richard Hughes <richard hughsie com>
Date:   Sat Jul 17 22:41:01 2010 +0100

    huey: somehow I've locked the device. Eek

 src/gcm-huey-example.c |   14 +++++++++++---
 1 files changed, 11 insertions(+), 3 deletions(-)
---
diff --git a/src/gcm-huey-example.c b/src/gcm-huey-example.c
index b410529..a387ec5 100644
--- a/src/gcm-huey-example.c
+++ b/src/gcm-huey-example.c
@@ -34,6 +34,10 @@
 #define HUEY_PRODUCT_ID			0x2005
 #define HUEY_CONTROL_MESSAGE_TIMEOUT	5000 /* ms */
 
+#define HUEY_RETVAL_SUCCESS		0x00
+#define HUEY_RETVAL_LOCKED		0xc0
+#define HUEY_RETVAL_ERROR		0x80
+
 typedef struct {
 	gboolean		 connected;
 	libusb_device		*device;
@@ -162,11 +166,15 @@ if(1){
 
 	/* the first byte is success */
 	switch (data[0]) {
-	case 0x00:
+	case HUEY_RETVAL_SUCCESS:
 		/* assume success */
 		break;
-	case 0x80:
-		/* failure, the return buffer is set to NoCmd */
+	case HUEY_RETVAL_LOCKED:
+		/* failure, the return buffer is set to "Locked" */
+		g_set_error_literal (error, 1, 0, "the device is locked");
+		goto out;
+	case HUEY_RETVAL_ERROR:
+		/* failure, the return buffer is set to "NoCmd" */
 		g_set_error (error, 1, 0, "failed to issue command: %s", &data[2]);
 		goto out;
 	default: