-u_int32_t packet_get_seqnr(int);
-void packet_set_seqnr(int, u_int32_t);
+void packet_get_state(int, u_int32_t *, u_int64_t *, u_int32_t *, u_int64_t *);
+void packet_set_state(int, u_int32_t, u_int64_t, u_int32_t, u_int64_t);
+int packet_get_ssh1_cipher(void);
+void packet_set_iv(int, u_char *);
+void *packet_get_newkeys(int);