+/**
+ * compare_packets - Check to see if 2 OpenPGP packets are the same.
+ * @a: The first packet to compare.
+ * @b: The second packet to compare.
+ *
+ * Takes 2 packets and returns 0 if they are the same, -1 if a is
+ * less than b, or 1 if a is greater than b.
+ */
+int compare_packets(struct openpgp_packet *a, struct openpgp_packet *b);
+