openflow_input: add bsn_gentable extension and tests

See the documentation in openflow_input/bsn_gentable.
diff --git a/test_data/of13/bsn_gentable_bucket_stats_reply.data b/test_data/of13/bsn_gentable_bucket_stats_reply.data
new file mode 100644
index 0000000..8e0772f
--- /dev/null
+++ b/test_data/of13/bsn_gentable_bucket_stats_reply.data
@@ -0,0 +1,54 @@
+-- binary
+04 13 # version, type
+00 38 # length
+12 34 56 78 # xid
+ff ff # stats_type
+00 00 # flags
+00 00 00 00 # pad
+00 5c 16 c7 # experimenter
+00 00 00 05 # subtype
+88 77 66 55 44 33 22 11 FF EE DD CC BB AA 99 88 # entries[0].checksum
+12 34 23 45 34 56 45 67 56 78 67 89 78 9A 89 AB # entries[1].checksum
+-- python
+ofp.message.bsn_gentable_bucket_stats_reply(
+    xid=0x12345678,
+    entries=[
+        ofp.bsn_gentable_bucket_stats_entry(
+            checksum=0x8877665544332211FFEEDDCCBBAA9988),
+        ofp.bsn_gentable_bucket_stats_entry(
+            checksum=0x123423453456456756786789789A89AB),
+    ])
+-- java
+builder.setXid(0x12345678)
+    .setEntries(
+        ImmutableList.<OFBsnGentableBucketStatsEntry>of(
+            factory.bsnGentableBucketStatsEntry(OFChecksum128.of(0x8877665544332211L, 0xFFEEDDCCBBAA9988L)),
+            factory.bsnGentableBucketStatsEntry(OFChecksum128.of(0x1234234534564567L, 0x56786789789A89ABL))
+        )
+    )
+-- c
+obj = of_bsn_gentable_bucket_stats_reply_new(OF_VERSION_1_3);
+of_bsn_gentable_bucket_stats_reply_xid_set(obj, 0x12345678);
+{
+    of_object_t *list = of_list_bsn_gentable_bucket_stats_entry_new(OF_VERSION_1_3);
+    {
+        of_object_t *entry = of_bsn_gentable_bucket_stats_entry_new(OF_VERSION_1_3);
+        {
+            of_checksum_128_t checksum = { 0x8877665544332211L, 0xFFEEDDCCBBAA9988L };
+            of_bsn_gentable_bucket_stats_entry_checksum_set(entry, checksum);
+        }
+        of_list_append(list, entry);
+        of_object_delete(entry);
+    }
+    {
+        of_object_t *entry = of_bsn_gentable_bucket_stats_entry_new(OF_VERSION_1_3);
+        {
+            of_checksum_128_t checksum = { 0x1234234534564567L, 0x56786789789A89ABL };
+            of_bsn_gentable_bucket_stats_entry_checksum_set(entry, checksum);
+        }
+        of_list_append(list, entry);
+        of_object_delete(entry);
+    }
+    of_bsn_gentable_bucket_stats_reply_entries_set(obj, list);
+    of_object_delete(list);
+}
diff --git a/test_data/of13/bsn_gentable_bucket_stats_request.data b/test_data/of13/bsn_gentable_bucket_stats_request.data
new file mode 100644
index 0000000..b756b54
--- /dev/null
+++ b/test_data/of13/bsn_gentable_bucket_stats_request.data
@@ -0,0 +1,14 @@
+-- binary
+04 12 # version, type
+00 1a # length
+12 34 56 78 # xid
+ff ff # stats_type
+00 00 # flags
+00 00 00 00 # pad
+00 5c 16 c7 # experimenter
+00 00 00 05 # subtype
+12 34 # table_id
+-- python
+ofp.message.bsn_gentable_bucket_stats_request(
+    xid=0x12345678,
+    table_id=0x1234)
diff --git a/test_data/of13/bsn_gentable_clear_request.data b/test_data/of13/bsn_gentable_clear_request.data
new file mode 100644
index 0000000..911ee27
--- /dev/null
+++ b/test_data/of13/bsn_gentable_clear_request.data
@@ -0,0 +1,33 @@
+-- binary
+04 04 # version, type
+00 34 # length
+12 34 56 78 # xid
+00 5c 16 c7 # experimenter
+00 00 00 30 # subtype
+00 14 # table_id
+00 00 # pad
+fe dc ba 98 76 54 32 10 ff ee cc bb aa 99 00 00 # checksum
+ff ff ff ff ff ff ff ff ff ff ff ff ff ff 00 00 # checksum_mask
+-- python
+ofp.message.bsn_gentable_clear_request(
+    xid=0x12345678,
+    table_id=20,
+    checksum=     0xFEDCBA9876543210FFEECCBBAA990000,
+    checksum_mask=0xFFFFFFFFFFFFFFFFFFFFFFFFFFFF0000)
+-- java
+builder.setXid(0x12345678)
+    .setChecksum(OFChecksum128.of(0xFEDCBA9876543210L, 0xFFEECCBBAA990000L))
+    .setChecksumMask(OFChecksum128.of(0xFFFFFFFFFFFFFFFFL, 0xFFFFFFFFFFFF0000L))
+    .setTableId(20)
+-- c
+obj = of_bsn_gentable_clear_request_new(OF_VERSION_1_3);
+of_bsn_gentable_clear_request_xid_set(obj, 0x12345678);
+of_bsn_gentable_clear_request_table_id_set(obj, 20);
+{
+    of_checksum_128_t checksum = { 0xFEDCBA9876543210L, 0xFFEECCBBAA990000L };
+    of_bsn_gentable_clear_request_checksum_set(obj, checksum);
+}
+{
+    of_checksum_128_t checksum_mask = { 0xFFFFFFFFFFFFFFFFL, 0xFFFFFFFFFFFF0000L };
+    of_bsn_gentable_clear_request_checksum_mask_set(obj, checksum_mask);
+}
diff --git a/test_data/of13/bsn_gentable_desc_stats_reply.data b/test_data/of13/bsn_gentable_desc_stats_reply.data
new file mode 100644
index 0000000..52e627a
--- /dev/null
+++ b/test_data/of13/bsn_gentable_desc_stats_reply.data
@@ -0,0 +1,76 @@
+-- binary
+04 13 # version, type
+00 68 # length
+12 34 56 78 # xid
+ff ff # stats_type
+00 00 # flags
+00 00 00 00 # pad
+00 5c 16 c7 # experimenter
+00 00 00 04 # subtype
+
+# entries[0]
+00 28 # length
+00 00 # table id
+74 61 62 6c 65 20 30 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 # name
+00 00 00 20 # buckets_size
+
+# entries[1]
+00 28 # length
+00 01 # table id
+74 61 62 6c 65 20 31 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e # name
+00 00 00 40 # buckets_size
+-- python
+ofp.message.bsn_gentable_desc_stats_reply(
+    xid=0x12345678,
+    entries=[
+        ofp.bsn_gentable_desc_stats_entry(
+            table_id=0,
+            name="table 0",
+            buckets_size=32),
+        ofp.bsn_gentable_desc_stats_entry(
+            table_id=1,
+            name="table 1".ljust(32, '.'),
+            buckets_size=64),
+    ])
+-- java
+builder.setXid(0x12345678)
+    .setEntries(
+        ImmutableList.<OFBsnGentableDescStatsEntry>of(
+            factory.buildBsnGentableDescStatsEntry()
+                .setTableId(0)
+                .setName("table 0")
+                .setBucketsSize(32)
+                .build(),
+            factory.buildBsnGentableDescStatsEntry()
+                .setTableId(1)
+                .setName("table 1.........................")
+                .setBucketsSize(64)
+                .build()
+        )
+    )
+-- c
+obj = of_bsn_gentable_desc_stats_reply_new(OF_VERSION_1_3);
+of_bsn_gentable_desc_stats_reply_xid_set(obj, 0x12345678);
+{
+    of_object_t *list = of_list_bsn_gentable_desc_stats_entry_new(OF_VERSION_1_3);
+    {
+        of_table_name_t name = "table 0";
+        of_object_t *entry = of_bsn_gentable_desc_stats_entry_new(OF_VERSION_1_3);
+        of_bsn_gentable_desc_stats_entry_table_id_set(entry, 0);
+        of_bsn_gentable_desc_stats_entry_name_set(entry, name);
+        of_bsn_gentable_desc_stats_entry_buckets_size_set(entry, 32);
+        of_list_append(list, entry);
+        of_object_delete(entry);
+    }
+    {
+        of_table_name_t name = "table 1.........................";
+        of_object_t *entry = of_bsn_gentable_desc_stats_entry_new(OF_VERSION_1_3);
+        of_bsn_gentable_desc_stats_entry_table_id_set(entry, 1);
+        of_bsn_gentable_desc_stats_entry_name_set(entry, name);
+        of_bsn_gentable_desc_stats_entry_buckets_size_set(entry, 64);
+        of_list_append(list, entry);
+        of_object_delete(entry);
+    }
+    of_bsn_gentable_desc_stats_reply_entries_set(obj, list);
+    of_object_delete(list);
+}
diff --git a/test_data/of13/bsn_gentable_desc_stats_request.data b/test_data/of13/bsn_gentable_desc_stats_request.data
new file mode 100644
index 0000000..977fe29
--- /dev/null
+++ b/test_data/of13/bsn_gentable_desc_stats_request.data
@@ -0,0 +1,12 @@
+-- binary
+04 12 # version, type
+00 18 # length
+12 34 56 78 # xid
+ff ff # stats_type
+00 00 # flags
+00 00 00 00 # pad
+00 5c 16 c7 # experimenter
+00 00 00 04 # subtype
+-- python
+ofp.message.bsn_gentable_desc_stats_request(
+    xid=0x12345678)
diff --git a/test_data/of13/bsn_gentable_entry_add.data b/test_data/of13/bsn_gentable_entry_add.data
new file mode 100644
index 0000000..d8db0f8
--- /dev/null
+++ b/test_data/of13/bsn_gentable_entry_add.data
@@ -0,0 +1,98 @@
+-- binary
+04 04 # version, type
+00 48 # length
+12 34 56 78 # xid
+00 5c 16 c7 # experimenter
+00 00 00 2e # subtype
+00 14 # table_id
+00 12 # key_length
+fe dc ba 98 76 54 32 10 ff ee cc bb aa 99 88 77 # checksum
+
+00 00 # key[0].type
+00 08 # key[0].length
+00 00 00 05 # key[0].value
+
+00 01 # key[1].type
+00 0a # key[1].length
+01 23 45 67 89 ab # key[1].value
+
+00 00 # value[0].type
+00 08 # value[0].length
+00 00 00 06 # value[0].value
+
+00 01 # value[1].type
+00 0a # value[1].length
+ff ee dd cc bb aa # value[1].value
+-- python
+ofp.message.bsn_gentable_entry_add(
+    xid=0x12345678,
+    checksum=0xFEDCBA9876543210FFEECCBBAA998877,
+    table_id=20,
+    key=[
+        ofp.bsn_tlv.port(5),
+        ofp.bsn_tlv.mac([0x01, 0x23, 0x45, 0x67, 0x89, 0xab]),
+    ],
+    value=[
+        ofp.bsn_tlv.port(6),
+        ofp.bsn_tlv.mac([0xff, 0xee, 0xdd, 0xcc, 0xbb, 0xaa]),
+    ])
+-- java
+builder.setXid(0x12345678)
+    .setChecksum(OFChecksum128.of(0xFEDCBA9876543210L, 0xFFEECCBBAA998877L))
+    .setTableId(20)
+    .setKey(
+        ImmutableList.<OFBsnTlv>of(
+            factory.bsnTlvPort(OFPort.of(5)),
+            factory.bsnTlvMac(MacAddress.of("01:23:45:67:89:ab"))
+        )
+    )
+    .setValue(
+        ImmutableList.<OFBsnTlv>of(
+            factory.bsnTlvPort(OFPort.of(6)),
+            factory.bsnTlvMac(MacAddress.of("ff:ee:dd:cc:bb:aa"))
+        )
+    )
+-- c
+obj = of_bsn_gentable_entry_add_new(OF_VERSION_1_3);
+of_bsn_gentable_entry_add_xid_set(obj, 0x12345678);
+of_bsn_gentable_entry_add_table_id_set(obj, 20);
+{
+    of_checksum_128_t checksum = { 0xFEDCBA9876543210L, 0xFFEECCBBAA998877L };
+    of_bsn_gentable_entry_add_checksum_set(obj, checksum);
+}
+{
+    of_object_t *list = of_list_bsn_tlv_new(OF_VERSION_1_3);
+    {
+        of_object_t *tlv = of_bsn_tlv_port_new(OF_VERSION_1_3);
+        of_bsn_tlv_port_value_set(tlv, 5);
+        of_list_append(list, tlv);
+        of_object_delete(tlv);
+    }
+    {
+        of_mac_addr_t mac = { { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab } };
+        of_object_t *tlv = of_bsn_tlv_mac_new(OF_VERSION_1_3);
+        of_bsn_tlv_mac_value_set(tlv, mac);
+        of_list_append(list, tlv);
+        of_object_delete(tlv);
+    }
+    of_bsn_gentable_entry_add_key_set(obj, list);
+    of_object_delete(list);
+}
+{
+    of_object_t *list = of_list_bsn_tlv_new(OF_VERSION_1_3);
+    {
+        of_object_t *tlv = of_bsn_tlv_port_new(OF_VERSION_1_3);
+        of_bsn_tlv_port_value_set(tlv, 6);
+        of_list_append(list, tlv);
+        of_object_delete(tlv);
+    }
+    {
+        of_mac_addr_t mac = { { 0xff, 0xee, 0xdd, 0xcc, 0xbb, 0xaa } };
+        of_object_t *tlv = of_bsn_tlv_mac_new(OF_VERSION_1_3);
+        of_bsn_tlv_mac_value_set(tlv, mac);
+        of_list_append(list, tlv);
+        of_object_delete(tlv);
+    }
+    of_bsn_gentable_entry_add_value_set(obj, list);
+    of_object_delete(list);
+}
diff --git a/test_data/of13/bsn_gentable_entry_delete.data b/test_data/of13/bsn_gentable_entry_delete.data
new file mode 100644
index 0000000..0f17bfd
--- /dev/null
+++ b/test_data/of13/bsn_gentable_entry_delete.data
@@ -0,0 +1,54 @@
+-- binary
+04 04 # version, type
+00 24 # length
+12 34 56 78 # xid
+00 5c 16 c7 # experimenter
+00 00 00 2f # subtype
+00 14 # table_id
+
+00 00 # key[0].type
+00 08 # key[0].length
+00 00 00 05 # key[0].value
+
+00 01 # key[1].type
+00 0a # key[1].length
+01 23 45 67 89 ab # key[1].value
+-- python
+ofp.message.bsn_gentable_entry_delete(
+    xid=0x12345678,
+    table_id=20,
+    key=[
+        ofp.bsn_tlv.port(5),
+        ofp.bsn_tlv.mac([0x01, 0x23, 0x45, 0x67, 0x89, 0xab]),
+    ])
+-- java
+builder.setXid(0x12345678)
+    .setTableId(20)
+    .setKey(
+        ImmutableList.<OFBsnTlv>of(
+            factory.bsnTlvPort(OFPort.of(5)),
+            factory.bsnTlvMac(MacAddress.of("01:23:45:67:89:ab"))
+        )
+    )
+-- c
+obj = of_bsn_gentable_entry_delete_new(OF_VERSION_1_3);
+of_bsn_gentable_entry_delete_xid_set(obj, 0x12345678);
+of_bsn_gentable_entry_delete_table_id_set(obj, 20);
+{
+    of_object_t *list = of_list_bsn_tlv_new(OF_VERSION_1_3);
+    {
+        of_object_t *tlv = of_bsn_tlv_port_new(OF_VERSION_1_3);
+        of_bsn_tlv_port_value_set(tlv, 5);
+        of_list_append(list, tlv);
+        of_object_delete(tlv);
+    }
+    {
+        of_mac_addr_t mac = { { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab } };
+        of_object_t *tlv = of_bsn_tlv_mac_new(OF_VERSION_1_3);
+        of_bsn_tlv_mac_value_set(tlv, mac);
+        of_list_append(list, tlv);
+        of_object_delete(tlv);
+    }
+    of_bsn_gentable_entry_delete_key_set(obj, list);
+    of_object_delete(list);
+}
diff --git a/test_data/of13/bsn_gentable_entry_desc_stats_reply.data b/test_data/of13/bsn_gentable_entry_desc_stats_reply.data
new file mode 100644
index 0000000..40de7dd
--- /dev/null
+++ b/test_data/of13/bsn_gentable_entry_desc_stats_reply.data
@@ -0,0 +1,148 @@
+-- binary
+04 13 # version, type
+00 64 # length
+12 34 56 78 # xid
+ff ff # stats_type
+00 00 # flags
+00 00 00 00 # pad
+00 5c 16 c7 # experimenter
+00 00 00 2 # subtype
+
+# entries[0]
+00 26 # length
+00 08 # key_length
+fe dc ba 98 76 54 32 10 ff ee cc bb aa 99 88 00 # checksum
+00 00 # key[0].type
+00 08 # key[0].length
+00 00 00 05 # key[0].value
+00 01 # value[0].type
+00 0a # value[0].length
+ff ee dd cc bb 00 # value[0].value
+
+# entries[1]
+00 26 # length
+00 08 # key_length
+fe dc ba 98 76 54 32 10 ff ee cc bb aa 99 88 01 # checksum
+00 00 # key[0].type
+00 08 # key[0].length
+00 00 00 06 # key[0].value
+00 01 # value[0].type
+00 0a # value[0].length
+ff ee dd cc bb 01 # value[0].value
+-- python
+ofp.message.bsn_gentable_entry_desc_stats_reply(
+    xid=0x12345678,
+    entries=[
+        ofp.bsn_gentable_entry_desc_stats_entry(
+            checksum=0xFEDCBA9876543210FFEECCBBAA998800,
+            key=[
+                ofp.bsn_tlv.port(5),
+            ],
+            value=[
+                ofp.bsn_tlv.mac([0xff, 0xee, 0xdd, 0xcc, 0xbb, 0x00]),
+            ]),
+        ofp.bsn_gentable_entry_desc_stats_entry(
+            checksum=0xFEDCBA9876543210FFEECCBBAA998801,
+            key=[
+                ofp.bsn_tlv.port(6),
+            ],
+            value=[
+                ofp.bsn_tlv.mac([0xff, 0xee, 0xdd, 0xcc, 0xbb, 0x01]),
+            ]),
+    ])
+-- java
+builder.setXid(0x12345678)
+    .setEntries(
+        ImmutableList.<OFBsnGentableEntryDescStatsEntry>of(
+            factory.buildBsnGentableEntryDescStatsEntry()
+                .setChecksum(OFChecksum128.of(0xFEDCBA9876543210L, 0xFFEECCBBAA998800L))
+                .setKey(ImmutableList.<OFBsnTlv>of(
+                    factory.bsnTlvPort(OFPort.of(5))
+                ))
+                .setValue(ImmutableList.<OFBsnTlv>of(
+                    factory.bsnTlvMac(MacAddress.of("ff:ee:dd:cc:bb:00"))
+                ))
+                .build(),
+            factory.buildBsnGentableEntryDescStatsEntry()
+                .setChecksum(OFChecksum128.of(0xFEDCBA9876543210L, 0xFFEECCBBAA998801L))
+                .setKey(ImmutableList.<OFBsnTlv>of(
+                    factory.bsnTlvPort(OFPort.of(6))
+                ))
+                .setValue(ImmutableList.<OFBsnTlv>of(
+                    factory.bsnTlvMac(MacAddress.of("ff:ee:dd:cc:bb:01"))
+                ))
+                .build()
+        )
+    )
+-- c
+obj = of_bsn_gentable_entry_desc_stats_reply_new(OF_VERSION_1_3);
+of_bsn_gentable_entry_desc_stats_reply_xid_set(obj, 0x12345678);
+{
+    of_object_t *list = of_list_bsn_gentable_entry_desc_stats_entry_new(OF_VERSION_1_3);
+    {
+        of_object_t *entry = of_bsn_gentable_entry_desc_stats_entry_new(OF_VERSION_1_3);
+        {
+            of_checksum_128_t checksum = { 0xFEDCBA9876543210L, 0xFFEECCBBAA998800L };
+            of_bsn_gentable_entry_desc_stats_entry_checksum_set(entry, checksum);
+        }
+        {
+            of_object_t *tlvs = of_list_bsn_tlv_new(OF_VERSION_1_3);
+            {
+                of_object_t *tlv = of_bsn_tlv_port_new(OF_VERSION_1_3);
+                of_bsn_tlv_port_value_set(tlv, 5);
+                of_list_append(tlvs, tlv);
+                of_object_delete(tlv);
+            }
+            of_bsn_gentable_entry_desc_stats_entry_key_set(entry, tlvs);
+            of_object_delete(tlvs);
+        }
+        {
+            of_object_t *tlvs = of_list_bsn_tlv_new(OF_VERSION_1_3);
+            {
+                of_object_t *tlv = of_bsn_tlv_mac_new(OF_VERSION_1_3);
+                of_mac_addr_t mac = { { 0xff, 0xee, 0xdd, 0xcc, 0xbb, 0x00 } };
+                of_bsn_tlv_mac_value_set(tlv, mac);
+                of_list_append(tlvs, tlv);
+                of_object_delete(tlv);
+            }
+            of_bsn_gentable_entry_desc_stats_entry_value_set(entry, tlvs);
+            of_object_delete(tlvs);
+        }
+        of_list_append(list, entry);
+        of_object_delete(entry);
+    }
+    {
+        of_object_t *entry = of_bsn_gentable_entry_desc_stats_entry_new(OF_VERSION_1_3);
+        {
+            of_checksum_128_t checksum = { 0xFEDCBA9876543210L, 0xFFEECCBBAA998801L };
+            of_bsn_gentable_entry_desc_stats_entry_checksum_set(entry, checksum);
+        }
+        {
+            of_object_t *tlvs = of_list_bsn_tlv_new(OF_VERSION_1_3);
+            {
+                of_object_t *tlv = of_bsn_tlv_port_new(OF_VERSION_1_3);
+                of_bsn_tlv_port_value_set(tlv, 6);
+                of_list_append(tlvs, tlv);
+                of_object_delete(tlv);
+            }
+            of_bsn_gentable_entry_desc_stats_entry_key_set(entry, tlvs);
+            of_object_delete(tlvs);
+        }
+        {
+            of_object_t *tlvs = of_list_bsn_tlv_new(OF_VERSION_1_3);
+            {
+                of_object_t *tlv = of_bsn_tlv_mac_new(OF_VERSION_1_3);
+                of_mac_addr_t mac = { { 0xff, 0xee, 0xdd, 0xcc, 0xbb, 0x01 } };
+                of_bsn_tlv_mac_value_set(tlv, mac);
+                of_list_append(tlvs, tlv);
+                of_object_delete(tlv);
+            }
+            of_bsn_gentable_entry_desc_stats_entry_value_set(entry, tlvs);
+            of_object_delete(tlvs);
+        }
+        of_list_append(list, entry);
+        of_object_delete(entry);
+    }
+    of_bsn_gentable_entry_desc_stats_reply_entries_set(obj, list);
+    of_object_delete(list);
+}
diff --git a/test_data/of13/bsn_gentable_entry_desc_stats_request.data b/test_data/of13/bsn_gentable_entry_desc_stats_request.data
new file mode 100644
index 0000000..4971f06
--- /dev/null
+++ b/test_data/of13/bsn_gentable_entry_desc_stats_request.data
@@ -0,0 +1,19 @@
+-- binary
+04 12 # version, type
+00 3c # length
+12 34 56 78 # xid
+ff ff # stats_type
+00 00 # flags
+00 00 00 00 # pad
+00 5c 16 c7 # experimenter
+00 00 00 2 # subtype
+00 14 # table_id
+00 00 # pad
+fe dc ba 98 76 54 32 10 ff ee cc bb aa 99 00 00 # checksum
+ff ff ff ff ff ff ff ff ff ff ff ff ff ff 00 00 # checksum_mask
+-- python
+ofp.message.bsn_gentable_entry_desc_stats_request(
+    xid=0x12345678,
+    table_id=20,
+    checksum=     0xFEDCBA9876543210FFEECCBBAA990000,
+    checksum_mask=0xFFFFFFFFFFFFFFFFFFFFFFFFFFFF0000)
diff --git a/test_data/of13/bsn_gentable_entry_stats_reply.data b/test_data/of13/bsn_gentable_entry_stats_reply.data
new file mode 100644
index 0000000..cd4ab62
--- /dev/null
+++ b/test_data/of13/bsn_gentable_entry_stats_reply.data
@@ -0,0 +1,154 @@
+-- binary
+04 13 # version, type
+00 60 # length
+12 34 56 78 # xid
+ff ff # stats_type
+00 00 # flags
+00 00 00 00 # pad
+00 5c 16 c7 # experimenter
+00 00 00 03 # subtype
+
+# entries[0]
+00 24 # length
+00 08 # key_length
+00 00 # key[0].type
+00 08 # key[0].length
+00 00 00 05 # key[0].value
+00 02 # stats[0].type
+00 0c # stats[0].length
+00 00 00 00 00 00 00 64 # stats[0].value
+00 03 # stats[0].type
+00 0c # stats[0].length
+00 00 00 00 00 00 00 65 # stats[0].value
+
+# entries[1]
+00 24 # length
+00 08 # key_length
+00 00 # key[0].type
+00 08 # key[0].length
+00 00 00 06 # key[0].value
+00 02 # stats[0].type
+00 0c # stats[0].length
+00 00 00 00 00 00 00 64 # stats[0].value
+00 03 # stats[0].type
+00 0c # stats[0].length
+00 00 00 00 00 00 00 65 # stats[0].value
+-- python
+ofp.message.bsn_gentable_entry_stats_reply(
+    xid=0x12345678,
+    entries=[
+        ofp.bsn_gentable_entry_stats_entry(
+            key=[
+                ofp.bsn_tlv.port(5),
+            ],
+            stats=[
+                ofp.bsn_tlv.rx_packets(100),
+                ofp.bsn_tlv.tx_packets(101),
+            ]),
+        ofp.bsn_gentable_entry_stats_entry(
+            key=[
+                ofp.bsn_tlv.port(6),
+            ],
+            stats=[
+                ofp.bsn_tlv.rx_packets(100),
+                ofp.bsn_tlv.tx_packets(101),
+            ]),
+    ])
+-- java
+builder.setXid(0x12345678)
+    .setEntries(
+        ImmutableList.<OFBsnGentableEntryStatsEntry>of(
+            factory.bsnGentableEntryStatsEntry(
+                ImmutableList.<OFBsnTlv>of(
+                    factory.bsnTlvPort(OFPort.of(5))
+                ),
+                ImmutableList.<OFBsnTlv>of(
+                    factory.bsnTlvRxPackets(U64.of(100)),
+                    factory.bsnTlvTxPackets(U64.of(101))
+                )
+            ),
+            factory.bsnGentableEntryStatsEntry(
+                ImmutableList.<OFBsnTlv>of(
+                    factory.bsnTlvPort(OFPort.of(6))
+                ),
+                ImmutableList.<OFBsnTlv>of(
+                    factory.bsnTlvRxPackets(U64.of(100)),
+                    factory.bsnTlvTxPackets(U64.of(101))
+                )
+            )
+        )
+    )
+-- c
+obj = of_bsn_gentable_entry_stats_reply_new(OF_VERSION_1_3);
+of_bsn_gentable_entry_stats_reply_xid_set(obj, 0x12345678);
+{
+    of_object_t *list = of_list_bsn_gentable_entry_stats_entry_new(OF_VERSION_1_3);
+    {
+        of_object_t *entry = of_bsn_gentable_entry_stats_entry_new(OF_VERSION_1_3);
+        {
+            of_object_t *tlvs = of_list_bsn_tlv_new(OF_VERSION_1_3);
+            {
+                of_object_t *tlv = of_bsn_tlv_port_new(OF_VERSION_1_3);
+                of_bsn_tlv_port_value_set(tlv, 5);
+                of_list_append(tlvs, tlv);
+                of_object_delete(tlv);
+            }
+            of_bsn_gentable_entry_stats_entry_key_set(entry, tlvs);
+            of_object_delete(tlvs);
+        }
+        {
+            of_object_t *tlvs = of_list_bsn_tlv_new(OF_VERSION_1_3);
+            {
+                of_object_t *tlv = of_bsn_tlv_rx_packets_new(OF_VERSION_1_3);
+                of_bsn_tlv_rx_packets_value_set(tlv, 100);
+                of_list_append(tlvs, tlv);
+                of_object_delete(tlv);
+            }
+            {
+                of_object_t *tlv = of_bsn_tlv_tx_packets_new(OF_VERSION_1_3);
+                of_bsn_tlv_tx_packets_value_set(tlv, 101);
+                of_list_append(tlvs, tlv);
+                of_object_delete(tlv);
+            }
+            of_bsn_gentable_entry_stats_entry_stats_set(entry, tlvs);
+            of_object_delete(tlvs);
+        }
+        of_list_append(list, entry);
+        of_object_delete(entry);
+    }
+    {
+        of_object_t *entry = of_bsn_gentable_entry_stats_entry_new(OF_VERSION_1_3);
+        {
+            of_object_t *tlvs = of_list_bsn_tlv_new(OF_VERSION_1_3);
+            {
+                of_object_t *tlv = of_bsn_tlv_port_new(OF_VERSION_1_3);
+                of_bsn_tlv_port_value_set(tlv, 6);
+                of_list_append(tlvs, tlv);
+                of_object_delete(tlv);
+            }
+            of_bsn_gentable_entry_stats_entry_key_set(entry, tlvs);
+            of_object_delete(tlvs);
+        }
+        {
+            of_object_t *tlvs = of_list_bsn_tlv_new(OF_VERSION_1_3);
+            {
+                of_object_t *tlv = of_bsn_tlv_rx_packets_new(OF_VERSION_1_3);
+                of_bsn_tlv_rx_packets_value_set(tlv, 100);
+                of_list_append(tlvs, tlv);
+                of_object_delete(tlv);
+            }
+            {
+                of_object_t *tlv = of_bsn_tlv_tx_packets_new(OF_VERSION_1_3);
+                of_bsn_tlv_tx_packets_value_set(tlv, 101);
+                of_list_append(tlvs, tlv);
+                of_object_delete(tlv);
+            }
+            of_bsn_gentable_entry_stats_entry_stats_set(entry, tlvs);
+            of_object_delete(tlvs);
+        }
+        of_list_append(list, entry);
+        of_object_delete(entry);
+    }
+    of_bsn_gentable_entry_stats_reply_entries_set(obj, list);
+    of_object_delete(list);
+}
diff --git a/test_data/of13/bsn_gentable_entry_stats_request.data b/test_data/of13/bsn_gentable_entry_stats_request.data
new file mode 100644
index 0000000..a288a55
--- /dev/null
+++ b/test_data/of13/bsn_gentable_entry_stats_request.data
@@ -0,0 +1,19 @@
+-- binary
+04 12 # version, type
+00 3c # length
+12 34 56 78 # xid
+ff ff # stats_type
+00 00 # flags
+00 00 00 00 # pad
+00 5c 16 c7 # experimenter
+00 00 00 3 # subtype
+00 14 # table_id
+00 00 # pad
+fe dc ba 98 76 54 32 10 ff ee cc bb aa 99 00 00 # checksum
+ff ff ff ff ff ff ff ff ff ff ff ff ff ff 00 00 # checksum_mask
+-- python
+ofp.message.bsn_gentable_entry_stats_request(
+    xid=0x12345678,
+    table_id=20,
+    checksum=     0xFEDCBA9876543210FFEECCBBAA990000,
+    checksum_mask=0xFFFFFFFFFFFFFFFFFFFFFFFFFFFF0000)
diff --git a/test_data/of13/bsn_gentable_set_buckets_size.data b/test_data/of13/bsn_gentable_set_buckets_size.data
new file mode 100644
index 0000000..7833736
--- /dev/null
+++ b/test_data/of13/bsn_gentable_set_buckets_size.data
@@ -0,0 +1,14 @@
+-- binary
+04 04 # version, type
+00 18 # length
+12 34 56 78 # xid
+00 5c 16 c7 # experimenter
+00 00 00 32 # subtype
+00 14 # table_id
+00 00 # pad
+00 11 22 33 # buckets_size
+-- python
+ofp.message.bsn_gentable_set_buckets_size(
+    xid=0x12345678,
+    table_id=20,
+    buckets_size=0x00112233)
diff --git a/test_data/of13/bsn_tlv_port.data b/test_data/of13/bsn_tlv_port.data
new file mode 100644
index 0000000..303b0ec
--- /dev/null
+++ b/test_data/of13/bsn_tlv_port.data
@@ -0,0 +1,6 @@
+-- binary
+00 00 # type
+00 08 # length
+00 00 00 05 # value
+-- python
+ofp.bsn_tlv.port(5)