diff --git a/common.h b/common.h
index fd8605a..81d9029 100644
--- a/common.h
+++ b/common.h
@@ -52,10 +52,17 @@
   BACKGROUND_ICON_NONE,
   BACKGROUND_ICON_INSTALLING,
   BACKGROUND_ICON_ERROR,
+  BACKGROUND_ICON_FIRMWARE_INSTALLING,
+  BACKGROUND_ICON_FIRMWARE_ERROR,
   NUM_BACKGROUND_ICONS
 };
 void ui_set_background(int icon);
 
+// Get a malloc'd copy of the screen image showing (only) the specified icon.
+// Also returns the width, height, and bits per pixel of the returned image.
+// TODO: Use some sort of "struct Bitmap" here instead of all these variables?
+char *ui_copy_image(int icon, int *width, int *height, int *bpp);
+
 // Show a progress bar and define the scope of the next operation:
 //   portion - fraction of the progress bar the next operation will use
 //   seconds - expected time interval (progress bar moves at this minimum rate)