[ONOS-7154] Initial INT pipeline implementation

Change-Id: I85829350349c77abfcb14445de290be599573fea
diff --git a/pipelines/basic/src/main/resources/p4c-out/bmv2/int.json b/pipelines/basic/src/main/resources/p4c-out/bmv2/int.json
new file mode 100644
index 0000000..f57af60
--- /dev/null
+++ b/pipelines/basic/src/main/resources/p4c-out/bmv2/int.json
@@ -0,0 +1,6616 @@
+{
+  "program" : "int.p4",
+  "__meta__" : {
+    "version" : [2, 7],
+    "compiler" : "https://github.com/p4lang/p4c"
+  },
+  "header_types" : [
+    {
+      "name" : "scalars_0",
+      "id" : 0,
+      "fields" : [
+        ["tmp", 32, false],
+        ["tmp_0", 32, false],
+        ["tmp_1", 32, false],
+        ["local_metadata_t.l4_src_port", 16, false],
+        ["local_metadata_t.l4_dst_port", 16, false],
+        ["local_metadata_t.next_hop_id", 16, false],
+        ["local_metadata_t.selector", 16, false]
+      ]
+    },
+    {
+      "name" : "packet_out_header_t",
+      "id" : 1,
+      "fields" : [
+        ["egress_port", 9, false],
+        ["_padding", 7, false]
+      ]
+    },
+    {
+      "name" : "packet_in_header_t",
+      "id" : 2,
+      "fields" : [
+        ["ingress_port", 9, false],
+        ["_padding_0", 7, false]
+      ]
+    },
+    {
+      "name" : "ethernet_t",
+      "id" : 3,
+      "fields" : [
+        ["dst_addr", 48, false],
+        ["src_addr", 48, false],
+        ["ether_type", 16, false]
+      ]
+    },
+    {
+      "name" : "ipv4_t",
+      "id" : 4,
+      "fields" : [
+        ["version", 4, false],
+        ["ihl", 4, false],
+        ["diffserv", 8, false],
+        ["len", 16, false],
+        ["identification", 16, false],
+        ["flags", 3, false],
+        ["frag_offset", 13, false],
+        ["ttl", 8, false],
+        ["protocol", 8, false],
+        ["hdr_checksum", 16, false],
+        ["src_addr", 32, false],
+        ["dst_addr", 32, false]
+      ]
+    },
+    {
+      "name" : "tcp_t",
+      "id" : 5,
+      "fields" : [
+        ["src_port", 16, false],
+        ["dst_port", 16, false],
+        ["seq_no", 32, false],
+        ["ack_no", 32, false],
+        ["data_offset", 4, false],
+        ["res", 3, false],
+        ["ecn", 3, false],
+        ["ctrl", 6, false],
+        ["window", 16, false],
+        ["checksum", 16, false],
+        ["urgent_ptr", 16, false]
+      ]
+    },
+    {
+      "name" : "udp_t",
+      "id" : 6,
+      "fields" : [
+        ["src_port", 16, false],
+        ["dst_port", 16, false],
+        ["length_", 16, false],
+        ["checksum", 16, false]
+      ]
+    },
+    {
+      "name" : "intl4_shim_t",
+      "id" : 7,
+      "fields" : [
+        ["int_type", 8, false],
+        ["rsvd1", 8, false],
+        ["len", 8, false],
+        ["rsvd2", 8, false]
+      ]
+    },
+    {
+      "name" : "int_header_t",
+      "id" : 8,
+      "fields" : [
+        ["ver", 2, false],
+        ["rep", 2, false],
+        ["c", 1, false],
+        ["e", 1, false],
+        ["rsvd1", 5, false],
+        ["ins_cnt", 5, false],
+        ["max_hop_cnt", 8, false],
+        ["total_hop_cnt", 8, false],
+        ["instruction_mask_0003", 4, false],
+        ["instruction_mask_0407", 4, false],
+        ["instruction_mask_0811", 4, false],
+        ["instruction_mask_1215", 4, false],
+        ["rsvd2", 16, false]
+      ]
+    },
+    {
+      "name" : "int_data_t",
+      "id" : 9,
+      "fields" : [
+        ["data", "*"]
+      ],
+      "max_length" : 1004
+    },
+    {
+      "name" : "int_switch_id_t",
+      "id" : 10,
+      "fields" : [
+        ["switch_id", 32, false]
+      ]
+    },
+    {
+      "name" : "int_port_ids_t",
+      "id" : 11,
+      "fields" : [
+        ["ingress_port_id", 16, false],
+        ["egress_port_id", 16, false]
+      ]
+    },
+    {
+      "name" : "int_hop_latency_t",
+      "id" : 12,
+      "fields" : [
+        ["hop_latency", 32, false]
+      ]
+    },
+    {
+      "name" : "int_q_occupancy_t",
+      "id" : 13,
+      "fields" : [
+        ["q_id", 8, false],
+        ["q_occupancy", 24, false]
+      ]
+    },
+    {
+      "name" : "int_ingress_tstamp_t",
+      "id" : 14,
+      "fields" : [
+        ["ingress_tstamp", 32, false]
+      ]
+    },
+    {
+      "name" : "int_egress_tstamp_t",
+      "id" : 15,
+      "fields" : [
+        ["egress_tstamp", 32, false]
+      ]
+    },
+    {
+      "name" : "int_q_congestion_t",
+      "id" : 16,
+      "fields" : [
+        ["q_id", 8, false],
+        ["q_congestion", 24, false]
+      ]
+    },
+    {
+      "name" : "int_egress_port_tx_util_t",
+      "id" : 17,
+      "fields" : [
+        ["egress_port_tx_util", 32, false]
+      ]
+    },
+    {
+      "name" : "intl4_tail_t",
+      "id" : 18,
+      "fields" : [
+        ["next_proto", 8, false],
+        ["dest_port", 16, false],
+        ["dscp", 8, false]
+      ]
+    },
+    {
+      "name" : "int_metadata_t",
+      "id" : 19,
+      "fields" : [
+        ["switch_id", 32, false],
+        ["insert_byte_cnt", 16, false],
+        ["source", 1, false],
+        ["sink", 1, false],
+        ["origin_port", 16, false],
+        ["mirror_id", 8, false],
+        ["flow_id", 16, false],
+        ["metadata_len", 8, false],
+        ["_padding_1", 6, false]
+      ]
+    },
+    {
+      "name" : "standard_metadata",
+      "id" : 20,
+      "fields" : [
+        ["ingress_port", 9, false],
+        ["egress_spec", 9, false],
+        ["egress_port", 9, false],
+        ["clone_spec", 32, false],
+        ["instance_type", 32, false],
+        ["drop", 1, false],
+        ["recirculate_port", 16, false],
+        ["packet_length", 32, false],
+        ["enq_timestamp", 32, false],
+        ["enq_qdepth", 19, false],
+        ["deq_timedelta", 32, false],
+        ["deq_qdepth", 19, false],
+        ["ingress_global_timestamp", 48, false],
+        ["lf_field_list", 32, false],
+        ["mcast_grp", 16, false],
+        ["resubmit_flag", 1, false],
+        ["egress_rid", 16, false],
+        ["checksum_error", 1, false],
+        ["_padding_2", 4, false]
+      ]
+    }
+  ],
+  "headers" : [
+    {
+      "name" : "scalars",
+      "id" : 0,
+      "header_type" : "scalars_0",
+      "metadata" : true,
+      "pi_omit" : true
+    },
+    {
+      "name" : "standard_metadata",
+      "id" : 1,
+      "header_type" : "standard_metadata",
+      "metadata" : true,
+      "pi_omit" : true
+    },
+    {
+      "name" : "packet_out",
+      "id" : 2,
+      "header_type" : "packet_out_header_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "packet_in",
+      "id" : 3,
+      "header_type" : "packet_in_header_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "ethernet",
+      "id" : 4,
+      "header_type" : "ethernet_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "ipv4",
+      "id" : 5,
+      "header_type" : "ipv4_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "tcp",
+      "id" : 6,
+      "header_type" : "tcp_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "udp",
+      "id" : 7,
+      "header_type" : "udp_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "intl4_shim",
+      "id" : 8,
+      "header_type" : "intl4_shim_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "int_header",
+      "id" : 9,
+      "header_type" : "int_header_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "int_data",
+      "id" : 10,
+      "header_type" : "int_data_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "int_switch_id",
+      "id" : 11,
+      "header_type" : "int_switch_id_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "int_port_ids",
+      "id" : 12,
+      "header_type" : "int_port_ids_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "int_hop_latency",
+      "id" : 13,
+      "header_type" : "int_hop_latency_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "int_q_occupancy",
+      "id" : 14,
+      "header_type" : "int_q_occupancy_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "int_ingress_tstamp",
+      "id" : 15,
+      "header_type" : "int_ingress_tstamp_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "int_egress_tstamp",
+      "id" : 16,
+      "header_type" : "int_egress_tstamp_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "int_q_congestion",
+      "id" : 17,
+      "header_type" : "int_q_congestion_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "int_egress_tx_util",
+      "id" : 18,
+      "header_type" : "int_egress_port_tx_util_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "intl4_tail",
+      "id" : 19,
+      "header_type" : "intl4_tail_t",
+      "metadata" : false,
+      "pi_omit" : true
+    },
+    {
+      "name" : "int_meta",
+      "id" : 20,
+      "header_type" : "int_metadata_t",
+      "metadata" : false,
+      "pi_omit" : true
+    }
+  ],
+  "header_stacks" : [],
+  "header_union_types" : [],
+  "header_unions" : [],
+  "header_union_stacks" : [],
+  "field_lists" : [],
+  "errors" : [
+    ["NoError", 0],
+    ["PacketTooShort", 1],
+    ["NoMatch", 2],
+    ["StackOutOfBounds", 3],
+    ["HeaderTooShort", 4],
+    ["ParserTimeout", 5]
+  ],
+  "enums" : [],
+  "parsers" : [
+    {
+      "name" : "parser",
+      "id" : 0,
+      "init_state" : "start",
+      "parse_states" : [
+        {
+          "name" : "start",
+          "id" : 0,
+          "parser_ops" : [],
+          "transitions" : [
+            {
+              "value" : "0x00ff",
+              "mask" : null,
+              "next_state" : "parse_packet_out"
+            },
+            {
+              "value" : "default",
+              "mask" : null,
+              "next_state" : "parse_ethernet"
+            }
+          ],
+          "transition_key" : [
+            {
+              "type" : "field",
+              "value" : ["standard_metadata", "ingress_port"]
+            }
+          ]
+        },
+        {
+          "name" : "parse_packet_out",
+          "id" : 1,
+          "parser_ops" : [
+            {
+              "parameters" : [
+                {
+                  "type" : "regular",
+                  "value" : "packet_out"
+                }
+              ],
+              "op" : "extract"
+            }
+          ],
+          "transitions" : [
+            {
+              "value" : "default",
+              "mask" : null,
+              "next_state" : "parse_ethernet"
+            }
+          ],
+          "transition_key" : []
+        },
+        {
+          "name" : "parse_ethernet",
+          "id" : 2,
+          "parser_ops" : [
+            {
+              "parameters" : [
+                {
+                  "type" : "regular",
+                  "value" : "ethernet"
+                }
+              ],
+              "op" : "extract"
+            }
+          ],
+          "transitions" : [
+            {
+              "value" : "0x0800",
+              "mask" : null,
+              "next_state" : "parse_ipv4"
+            },
+            {
+              "value" : "default",
+              "mask" : null,
+              "next_state" : null
+            }
+          ],
+          "transition_key" : [
+            {
+              "type" : "field",
+              "value" : ["ethernet", "ether_type"]
+            }
+          ]
+        },
+        {
+          "name" : "parse_ipv4",
+          "id" : 3,
+          "parser_ops" : [
+            {
+              "parameters" : [
+                {
+                  "type" : "regular",
+                  "value" : "ipv4"
+                }
+              ],
+              "op" : "extract"
+            }
+          ],
+          "transitions" : [
+            {
+              "value" : "0x06",
+              "mask" : null,
+              "next_state" : "parse_tcp"
+            },
+            {
+              "value" : "0x11",
+              "mask" : null,
+              "next_state" : "parse_udp"
+            },
+            {
+              "value" : "default",
+              "mask" : null,
+              "next_state" : null
+            }
+          ],
+          "transition_key" : [
+            {
+              "type" : "field",
+              "value" : ["ipv4", "protocol"]
+            }
+          ]
+        },
+        {
+          "name" : "parse_tcp",
+          "id" : 4,
+          "parser_ops" : [
+            {
+              "parameters" : [
+                {
+                  "type" : "regular",
+                  "value" : "tcp"
+                }
+              ],
+              "op" : "extract"
+            }
+          ],
+          "transitions" : [
+            {
+              "value" : "default",
+              "mask" : null,
+              "next_state" : null
+            }
+          ],
+          "transition_key" : []
+        },
+        {
+          "name" : "parse_udp",
+          "id" : 5,
+          "parser_ops" : [
+            {
+              "parameters" : [
+                {
+                  "type" : "regular",
+                  "value" : "udp"
+                }
+              ],
+              "op" : "extract"
+            },
+            {
+              "parameters" : [
+                {
+                  "type" : "field",
+                  "value" : ["scalars", "local_metadata_t.l4_src_port"]
+                },
+                {
+                  "type" : "field",
+                  "value" : ["udp", "src_port"]
+                }
+              ],
+              "op" : "set"
+            },
+            {
+              "parameters" : [
+                {
+                  "type" : "field",
+                  "value" : ["scalars", "local_metadata_t.l4_dst_port"]
+                },
+                {
+                  "type" : "field",
+                  "value" : ["udp", "dst_port"]
+                }
+              ],
+              "op" : "set"
+            }
+          ],
+          "transitions" : [
+            {
+              "value" : "0xd431",
+              "mask" : null,
+              "next_state" : "parse_intl4_shim"
+            },
+            {
+              "value" : "default",
+              "mask" : null,
+              "next_state" : null
+            }
+          ],
+          "transition_key" : [
+            {
+              "type" : "field",
+              "value" : ["udp", "dst_port"]
+            }
+          ]
+        },
+        {
+          "name" : "parse_intl4_shim",
+          "id" : 6,
+          "parser_ops" : [
+            {
+              "parameters" : [
+                {
+                  "type" : "regular",
+                  "value" : "intl4_shim"
+                }
+              ],
+              "op" : "extract"
+            },
+            {
+              "parameters" : [
+                {
+                  "type" : "regular",
+                  "value" : "int_header"
+                }
+              ],
+              "op" : "extract"
+            },
+            {
+              "parameters" : [
+                {
+                  "type" : "field",
+                  "value" : ["int_meta", "metadata_len"]
+                },
+                {
+                  "type" : "expression",
+                  "value" : {
+                    "type" : "expression",
+                    "value" : {
+                      "op" : "&",
+                      "left" : {
+                        "type" : "expression",
+                        "value" : {
+                          "op" : "+",
+                          "left" : {
+                            "type" : "field",
+                            "value" : ["intl4_shim", "len"]
+                          },
+                          "right" : {
+                            "type" : "hexstr",
+                            "value" : "0xfc"
+                          }
+                        }
+                      },
+                      "right" : {
+                        "type" : "hexstr",
+                        "value" : "0xff"
+                      }
+                    }
+                  }
+                }
+              ],
+              "op" : "set"
+            }
+          ],
+          "transitions" : [
+            {
+              "value" : "0x00",
+              "mask" : null,
+              "next_state" : "parse_intl4_tail"
+            },
+            {
+              "value" : "default",
+              "mask" : null,
+              "next_state" : "parse_int_data"
+            }
+          ],
+          "transition_key" : [
+            {
+              "type" : "field",
+              "value" : ["int_meta", "metadata_len"]
+            }
+          ]
+        },
+        {
+          "name" : "parse_int_data",
+          "id" : 7,
+          "parser_ops" : [
+            {
+              "parameters" : [
+                {
+                  "type" : "field",
+                  "value" : ["scalars", "tmp"]
+                },
+                {
+                  "type" : "expression",
+                  "value" : {
+                    "type" : "expression",
+                    "value" : {
+                      "op" : "&",
+                      "left" : {
+                        "type" : "expression",
+                        "value" : {
+                          "op" : "&",
+                          "left" : {
+                            "type" : "expression",
+                            "value" : {
+                              "op" : "<<",
+                              "left" : {
+                                "type" : "expression",
+                                "value" : {
+                                  "op" : "&",
+                                  "left" : {
+                                    "type" : "expression",
+                                    "value" : {
+                                      "op" : "+",
+                                      "left" : {
+                                        "type" : "field",
+                                        "value" : ["intl4_shim", "len"]
+                                      },
+                                      "right" : {
+                                        "type" : "hexstr",
+                                        "value" : "0xfc"
+                                      }
+                                    }
+                                  },
+                                  "right" : {
+                                    "type" : "hexstr",
+                                    "value" : "0xff"
+                                  }
+                                }
+                              },
+                              "right" : {
+                                "type" : "hexstr",
+                                "value" : "0x5"
+                              }
+                            }
+                          },
+                          "right" : {
+                            "type" : "hexstr",
+                            "value" : "0xff"
+                          }
+                        }
+                      },
+                      "right" : {
+                        "type" : "hexstr",
+                        "value" : "0xffffffff"
+                      }
+                    }
+                  }
+                }
+              ],
+              "op" : "set"
+            },
+            {
+              "parameters" : [
+                {
+                  "type" : "regular",
+                  "value" : "int_data"
+                },
+                {
+                  "type" : "expression",
+                  "value" : {
+                    "type" : "field",
+                    "value" : ["scalars", "tmp"]
+                  }
+                }
+              ],
+              "op" : "extract_VL"
+            }
+          ],
+          "transitions" : [
+            {
+              "value" : "default",
+              "mask" : null,
+              "next_state" : "parse_intl4_tail"
+            }
+          ],
+          "transition_key" : []
+        },
+        {
+          "name" : "parse_intl4_tail",
+          "id" : 8,
+          "parser_ops" : [
+            {
+              "parameters" : [
+                {
+                  "type" : "regular",
+                  "value" : "intl4_tail"
+                }
+              ],
+              "op" : "extract"
+            }
+          ],
+          "transitions" : [
+            {
+              "value" : "default",
+              "mask" : null,
+              "next_state" : null
+            }
+          ],
+          "transition_key" : []
+        }
+      ]
+    }
+  ],
+  "deparsers" : [
+    {
+      "name" : "deparser",
+      "id" : 0,
+      "source_info" : {
+        "filename" : "./include/int_parser.p4",
+        "line" : 99,
+        "column" : 8,
+        "source_fragment" : "int_deparser"
+      },
+      "order" : ["packet_in", "ethernet", "ipv4", "tcp", "udp", "intl4_shim", "int_header", "int_switch_id", "int_port_ids", "int_hop_latency", "int_q_occupancy", "int_ingress_tstamp", "int_egress_tstamp", "int_q_congestion", "int_egress_tx_util", "int_data", "intl4_tail"]
+    }
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+      ["standard_metadata", "deq_qdepth"]
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+      ["standard_metadata", "resubmit_flag"]
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+    [
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+      ["standard_metadata", "egress_rid"]
+    ]
+  ]
+}
\ No newline at end of file