Merge branch 'usb' into utf2

ChangeLog

@@ -1,3 +1,10 @@
+2009-08-28  Vladimir Serbinenko  <phcoder@gmail.com>
+
+	* bus/usb/usb.c (grub_usb_get_string): Move from here ...
+	* commands/usbtest.c (grub_usb_get_string): ... move here.
+	(usb_print_str): Fix error handling.
+	* include/grub/usb.h (grub_usb_get_string): Remove.
+
 2009-08-28  Vladimir Serbinenko  <phcoder@gmail.com>
 
 	* kern/file.c (grub_file_read): Check offset.

bus/usb/usb.c

@@ -155,42 +155,6 @@ grub_usb_get_endpdescriptor (grub_usb_device_t usbdev, int addr)
   return NULL;
 }
 
-grub_usb_err_t
-grub_usb_get_string (grub_usb_device_t dev, grub_uint8_t index, int langid,
-		     char **string)
-{
-  struct grub_usb_desc_str descstr;
-  struct grub_usb_desc_str *descstrp;
-  grub_usb_err_t err;
-
-  /* Only get the length.  */
-  err = grub_usb_control_msg (dev, 1 << 7,
-			      0x06, (3 << 8) | index,
-			      langid, 1, (char *) &descstr);
-  if (err)
-    return err;
-
-  descstrp = grub_malloc (descstr.length);
-  if (! descstrp)
-    return GRUB_USB_ERR_INTERNAL;
-  err = grub_usb_control_msg (dev, 1 << 7,
-			      0x06, (3 << 8) | index,
-			      langid, descstr.length, (char *) descstrp);
-
-  *string = grub_malloc (descstr.length / 2);
-  if (! *string)
-    {
-      grub_free (descstrp);
-      return GRUB_USB_ERR_INTERNAL;
-    }
-
-  grub_utf16_to_utf8 ((grub_uint8_t *) *string, descstrp->str, descstrp->length / 2 - 1);
-  (*string)[descstr.length / 2 - 1] = '\0';
-  grub_free (descstrp);
-
-  return GRUB_USB_ERR_NONE;
-}
-
 grub_usb_err_t
 grub_usb_device_initialize (grub_usb_device_t dev)
 {

commands/usbtest.c

@@ -59,19 +59,61 @@ static const char *usb_devspeed[] =
     "High"
   };
 
+static grub_usb_err_t
+grub_usb_get_string (grub_usb_device_t dev, grub_uint8_t index, int langid,
+		     char **string)
+{
+  struct grub_usb_desc_str descstr;
+  struct grub_usb_desc_str *descstrp;
+  grub_usb_err_t err;
+
+  /* Only get the length.  */
+  err = grub_usb_control_msg (dev, 1 << 7,
+			      0x06, (3 << 8) | index,
+			      langid, 1, (char *) &descstr);
+  if (err)
+    return err;
+
+  descstrp = grub_malloc (descstr.length);
+  if (! descstrp)
+    return GRUB_USB_ERR_INTERNAL;
+  err = grub_usb_control_msg (dev, 1 << 7,
+			      0x06, (3 << 8) | index,
+			      langid, descstr.length, (char *) descstrp);
+
+  *string = grub_malloc (descstr.length / 2);
+  if (! *string)
+    {
+      grub_free (descstrp);
+      return GRUB_USB_ERR_INTERNAL;
+    }
+
+  grub_utf16_to_utf8 ((grub_uint8_t *) *string, descstrp->str, descstrp->length / 2 - 1);
+  (*string)[descstr.length / 2 - 1] = '\0';
+  grub_free (descstrp);
+
+  return GRUB_USB_ERR_NONE;
+}
+
 static void
 usb_print_str (const char *description, grub_usb_device_t dev, int idx)
 {
   char *name;
+  grub_usb_err_t err;
   /* XXX: LANGID  */
 
   if (! idx)
     return;
 
-  grub_usb_get_string (dev, idx, 0x0409, &name);
+  err = grub_usb_get_string (dev, idx, 0x0409, &name);
+  if (err)
+    grub_printf ("Error %d retrieving %s\n", err, description);
+  else
+    {
       grub_printf ("%s: `%s'\n", description, name);
       grub_free (name);
     }
+}
 
 static int
 usb_iterate (grub_usb_device_t dev)

include/grub/usb.h

@@ -64,9 +64,6 @@ grub_usb_err_t grub_usb_clear_halt (grub_usb_device_t dev, int endpoint);
 grub_usb_err_t grub_usb_set_configuration (grub_usb_device_t dev,
 					   int configuration);
 
-grub_usb_err_t grub_usb_get_string (grub_usb_device_t dev, grub_uint8_t index,
-				    int langid, char **string);
-
 void grub_usb_controller_dev_register (grub_usb_controller_dev_t usb);
 
 void grub_usb_controller_dev_unregister (grub_usb_controller_dev_t usb);