diff --git a/c_gen/c_test_gen.py b/c_gen/c_test_gen.py
index 54d18b7..96614e5 100644
--- a/c_gen/c_test_gen.py
+++ b/c_gen/c_test_gen.py
@@ -79,6 +79,7 @@
         uint16_t="val16",
         uint32_t="val32",
         uint64_t="val64",
+        of_ipv4_t="ipv4",
         of_port_no_t="port_no",
         of_fm_cmd_t="fm_cmd",
         of_wc_bmap_t="wc_bmap",
@@ -105,7 +106,7 @@
 
 integer_types = ["uint8_t", "uint16_t", "uint32_t", "uint64_t",
                  "of_port_no_t", "of_fm_cmd_t", "of_wc_bmap_t",
-                 "of_match_bmap_t"]
+                 "of_match_bmap_t", "of_ipv4_t"]
 string_types = [ "of_port_name_t", "of_table_name_t",
                 "of_desc_str_t", "of_serial_num_t", "of_mac_addr_t",
                 "of_ipv6_t"]
diff --git a/c_gen/templates/loci_show.h b/c_gen/templates/loci_show.h
index acb06b8..b28b807 100644
--- a/c_gen/templates/loci_show.h
+++ b/c_gen/templates/loci_show.h
@@ -74,7 +74,7 @@
  */
 #define LOCI_SHOW_u32_ipv6_flabel(writer, cookie, val)     LOCI_SHOW_u32(writer, cookie, val)
 #define LOCI_SHOW_u8_vlan_pcp(writer, cookie, val)         LOCI_SHOW_u8(writer, cookie, val)
-#define LOCI_SHOW_u32_ipv4_src(writer, cookie, val)        LOCI_SHOW_ipv4(writer, cookie, val)
+#define LOCI_SHOW_ipv4_ipv4_src(writer, cookie, val)        LOCI_SHOW_ipv4(writer, cookie, val)
 #define LOCI_SHOW_ipv6_ipv6_dst(writer, cookie, val)       LOCI_SHOW_ipv6(writer, cookie, val)
 #define LOCI_SHOW_u32_arp_tpa(writer, cookie, val)         LOCI_SHOW_ipv4(writer, cookie, val)
 #define LOCI_SHOW_u8_icmpv6_type(writer, cookie, val)      LOCI_SHOW_u8(writer, cookie, val)
@@ -99,7 +99,7 @@
 #define LOCI_SHOW_u8_ip_ecn(writer, cookie, val)           LOCI_SHOW_u8(writer, cookie, val)
 #define LOCI_SHOW_u16_udp_dst(writer, cookie, val)         LOCI_SHOW_u16(writer, cookie, val)
 #define LOCI_SHOW_port_no_in_phy_port(writer, cookie, val) LOCI_SHOW_port_no(writer, cookie, val)
-#define LOCI_SHOW_u32_ipv4_dst(writer, cookie, val)        LOCI_SHOW_ipv4(writer, cookie, val)
+#define LOCI_SHOW_ipv4_ipv4_dst(writer, cookie, val)        LOCI_SHOW_ipv4(writer, cookie, val)
 #define LOCI_SHOW_mac_eth_src(writer, cookie, val)         LOCI_SHOW_mac(writer, cookie, val)
 #define LOCI_SHOW_u16_udp_src(writer, cookie, val)         LOCI_SHOW_u16(writer, cookie, val)
 #define LOCI_SHOW_mac_ipv6_nd_tll(writer, cookie, val)     LOCI_SHOW_mac(writer, cookie, val)
@@ -266,8 +266,8 @@
 #define LOCI_SHOW_u64_metadata_mask(writer, cookie, val) LOCI_SHOW_x64(writer, cookie, val)
 #define LOCI_SHOW_mac_eth_src_mask(writer, cookie, val) LOCI_SHOW_mac(writer, cookie, val)
 #define LOCI_SHOW_mac_eth_dst_mask(writer, cookie, val) LOCI_SHOW_mac(writer, cookie, val)
-#define LOCI_SHOW_u32_ipv4_src_mask(writer, cookie, val) LOCI_SHOW_ipv4(writer, cookie, val)
-#define LOCI_SHOW_u32_ipv4_dst_mask(writer, cookie, val) LOCI_SHOW_ipv4(writer, cookie, val)
+#define LOCI_SHOW_ipv4_ipv4_src_mask(writer, cookie, val) LOCI_SHOW_ipv4(writer, cookie, val)
+#define LOCI_SHOW_ipv4_ipv4_dst_mask(writer, cookie, val) LOCI_SHOW_ipv4(writer, cookie, val)
 #define LOCI_SHOW_u32_curr_speed(writer, cookie, val) LOCI_SHOW_u32(writer, cookie, val)
 #define LOCI_SHOW_u32_max_speed(writer, cookie, val) LOCI_SHOW_u32(writer, cookie, val)
 #define LOCI_SHOW_match_bmap_match(writer, cookie, val) LOCI_SHOW_match_bmap(writer, cookie, val)
@@ -328,11 +328,12 @@
 #define LOCI_SHOW_u32_service(writer, cookie, val) LOCI_SHOW_u32(writer, cookie, val)
 #define LOCI_SHOW_u32_status(writer, cookie, val) LOCI_SHOW_u32(writer, cookie, val)
 #define LOCI_SHOW_u16_subtype(writer, cookie, val) LOCI_SHOW_u16(writer, cookie, val)
-#define LOCI_SHOW_u32_ipv4_addr(writer, cookie, val) LOCI_SHOW_ipv4(writer, cookie, val)
-#define LOCI_SHOW_u32_ipv4_netmask(writer, cookie, val) LOCI_SHOW_ipv4(writer, cookie, val)
+#define LOCI_SHOW_ipv4_ipv4_addr(writer, cookie, val) LOCI_SHOW_ipv4(writer, cookie, val)
+#define LOCI_SHOW_ipv4_ipv4_netmask(writer, cookie, val) LOCI_SHOW_ipv4(writer, cookie, val)
 #define LOCI_SHOW_u8_l2_table_enable(writer, cookie, val) LOCI_SHOW_u8(writer, cookie, val)
 #define LOCI_SHOW_u16_l2_table_priority(writer, cookie, val) LOCI_SHOW_u16(writer, cookie, val)
-
+#define LOCI_SHOW_ipv4_value(writer, cookie, val) LOCI_SHOW_ipv4(writer, cookie, val)
+#define LOCI_SHOW_ipv4_value_mask(writer, cookie, val) LOCI_SHOW_ipv4(writer, cookie, val)
 
 
 #endif /* _LOCI_SHOW_H_ */
diff --git a/c_gen/templates/of_wire_buf.h b/c_gen/templates/of_wire_buf.h
index 9e91b9b..8750565 100644
--- a/c_gen/templates/of_wire_buf.h
+++ b/c_gen/templates/of_wire_buf.h
@@ -348,6 +348,38 @@
     buf_u32_set(OF_WIRE_BUFFER_INDEX(wbuf, offset), value);
 }
 
+
+/**
+ * Get a uint32_t scalar from a wire buffer
+ * @param wbuf The pointer to the wire buffer structure
+ * @param offset Offset in the wire buffer
+ * @param value Pointer to where to put value
+ *
+ * The underlying buffer accessor funtions handle endian and alignment.
+ */
+
+static inline void
+of_wire_buffer_ipv4_get(of_wire_buffer_t *wbuf, int offset, of_ipv4_t *value)
+{
+    of_wire_buffer_u32_get(wbuf, offset, value);
+}
+
+/**
+ * Set a ipv4 (uint32_t) scalar in a wire buffer
+ * @param wbuf The pointer to the wire buffer structure
+ * @param offset Offset in the wire buffer
+ * @param value The value to store
+ *
+ * The underlying buffer accessor funtions handle endian and alignment.
+ */
+
+static inline void
+of_wire_buffer_ipv4_set(of_wire_buffer_t *wbuf, int offset, of_ipv4_t value)
+{
+    of_wire_buffer_u32_set(wbuf, offset, value);
+}
+
+
 /**
  * Get a uint64_t scalar from a wire buffer
  * @param wbuf The pointer to the wire buffer structure