module openflow-types {
    namespace "urn:opendaylight:openflow:common:types";
    prefix "oft";

    revision "2013-07-31" {
        //description "Initial model";
    }

    typedef port-number {
        type uint32 {
                range "0..4294967040"; // 0xffffff00 See for actual value
        }
    }

    typedef special-port-number {
        type enumeration {
            enum in-port { 
                //value "4294967288";
                //description "Send the packet out the input port. This virtual port must be explicitly used in order to send back out of the input port."
            }
            enum table { 
                //value "4294967289"; // 0xfffffff9;
                //description "Perform actions in flow table. NB: This can only be the destination port for packet-out messages."
            }
            enum normal { 
                //value "4294967290"; // 0xfffffffa;
                //description "Process with normal L2/L3 switching."
            }
            enum flood { 
                //value "4294967291"; // 0xfffffffb;
                //description "All physical ports except input port and those disabled by STP."
            }
            enum all { 
                //value "4294967292"; // 0xfffffffc;
                //description "All physical ports except input port."
            }
            enum controller { 
                //value "4294967293";  // 0xfffffffd;
                //description "Send to controller."
            }
            enum local { 
                //value "4294967294"; // 0xfffffffe;
                //description "Local openflow port."
            }
            enum none { 
                //value "4294967295"; // 0xffffffff;
                //description "not associated with a physical port."
            }
        }
    }

    typedef any-port-number {
        type union {
            type port-number;
            type special-port-number;
        }
    }


    typedef port-features {
        ////description "Features of ports available in datapath.";
        //reference "ofp_port_features";
        type bits {
            bit 10mb_hd { 
                position 0;
                //description "10 Mb half-duplex rate support.";
            }
            bit 10mb-fd { 
                position 1;
                //description "10 Mb full-duplex rate support.";
            }
            bit 100mb-hd { 
                position 2;
                //description "100 Mb half-duplex rate support.";
            }
            bit 100mb-fd { 
                position 3;
                //description "100 Mb full-duplex rate support.";
            }
            bit 1gb-hd { 
                position 4;
                //description "1 Gb half-duplex rate support.";
            }
            bit 1gb-fd { 
                position 5;
                //description "1 Gb full-duplex rate support.";
            }
            bit 10gb-fd { 
                position 6;
                //description "10 Gb full-duplex rate support.";
            }
            bit 40gb-fd { 
                position 7;
                //description "40 Gb full-duplex rate support.";
            }
            bit 100gb-fd { 
                position 8;
                //description "100 Gb full-duplex rate support.";
            }
            bit 1tb-fd { 
                position 9;
                //description "1 Tb full-duplex rate support.";
            }
            bit other { 
                position 10;
                //description "Other rate, not in the list.";
            }
            bit copper { 
                position 11;
                //description "Copper medium.";
            }
            bit fiber { 
                position 12;
                //description "Fiber medium.";
            }
            bit autoneg { 
                position 13;
                //description "Auto-negotiation.";
            }
            bit pause { 
                position 14;
                //description "Pause.";
            }
            bit pause-asym { 
                position 15;
                //description "Asymmetric pause.";
            }
        }
    }

    typedef port-config {
        description 
           "Flags to indicate behavior of the physical port. These flags are
            describe the current configuration and used port_mod message 
            to configure the port's behavior.";
        type bits {
            bit port-down { 
                //description " Port is administratively down.";
                position 0;
            }
            bit no-recv { 
                //description " Drop all packets received by port.";
                position 2;
            }
            bit no-fwd { 
                //description " Drop packets forwarded to port.";
                position 5;
            }
            bit no-packet-in { 
                //description "Do not send packet-in msgs for port.";
                position 6;
            }
        }
    }

    typedef port-state {
        description 
            "Current state of the physical port. These are not configurable from
            the controller.";
        type bits {
            bit link_down {
                //description "No physical link present.";
                position 0;
            }
            bit blocked {
                //description "Port is blocked";
                position 1;
            }
            bit live {
                //description "Live for Fast Failover Group.";
                position 2;
            }
        }
    }

    identity match-type-base {
        description 
           "The match type indicates the match structure (set of fields that compose the
            match) in use. The match type is placed in the type field at the beginning
            of all match structures.Extensions that define match types may be 
            published on the ONF wiki. Support for extensions is optional.";
    }

    identity standard-match-type {
        deprecated true;
        base oft:match-type-base;
    }

    typedef match-type {
        //type identityref {
        //    base oft:match-type-base;
        //}
        
        //TODO: use identityref, when generating available
        type string;
    }

    identity instruction {

    }

    identity action {

    }


    typedef metadata {
        type binary;
    }
    
    typedef table-id {
        type uint32;
    }
    typedef meter-id {
        type uint32;
    }
    typedef queue-id {
        type uint32;
    }
    typedef group-id {
        type uint32;
    }
    
    typedef ether-type {
        type uint16;
    }
    
    typedef error-type {
        type enumeration {
            enum HELLO_FAILED {
                value 0; 
                description "Hello Protocol failed.";
            }
            enum BAD_REQUEST {
                value 1; 
                description "Request was not understood.";
            }
            enum BAD_ACTION {
                value 2; 
                description "Error in action description.";
            }
            enum BAD_INSTRUCTION {
                value 3; 
                description "Error in instruction list.";
            }
            enum BAD_MATCH {
                value 4; 
                description "Error in match.";
            }
            enum FLOW_MOD_FAILED {
                value 5; 
                description "Problem modifying flow entry.";
            }
            enum GROUP_MOD_FAILED {
                value 6; 
                description "Problem modifying group entry.";
            }
            enum PORT_MOD_FAILED {
                value 7; 
                description "Port mod request failed.";
            }
            enum TABLE_MOD_FAILED {
                value 8; 
                description "Table mod request failed.";
            }
            enum QUEUE_OP_FAILED {
                value 9; 
                description "Queue operation failed.";
            }
            enum SWITCH_CONFIG_FAILED {
                value 10; 
                description "Switch config request failed.";
            }
            enum ROLE_REQUEST_FAILED {
                value 11; 
                description "Controller Role request failed.";
            }
            enum METER_MOD_FAILED {
                value 12; 
                description "Error in meter.";
            }
            enum TABLE_FEATURES_FAILED {
                value 13; 
                description "Setting table features failed.";
            }
            enum EXPERIMENTER {
                value 65535; //0xffff 
                description "Experimenter error messages.";
            }
        }
    }
    
    typedef hello-element-type {
        type enumeration {
            enum VERSIONBITMAP {
                value 1; 
                description "Bitmap of version supported.";
            }
        }
    }
    
    typedef switch-config-flag {
        /* Handling of IP fragments. */
        type enumeration {
            enum FRAG_NORMAL {
                value 0; 
                description "No special handling for fragments.";
            }
            enum OFPC_FRAG_DROP {
                value 1; 
                description "Drop fragments.";
            }
            enum OFPC_FRAG_REASM {
                value 2; 
                description "Reassemble (only if OFPC_IP_REASM set).";
            }
            enum OFPC_FRAG_MASK {
                value 3; 
            }
        }
    }
    
    typedef flow-removed-reason {
        /* flow removed */
        type enumeration {
            enum OFPRR_IDLE_TIMEOUT {
                value 0;
                description "Flow idle time exceeded idle_timeout.";
            }
            enum OFPRR_HARD_TIMEOUT {
                value 1;
                description "Time exceeded hard_timeout.";
            }
            enum OFPRR_DELETE {
                value 2;
                description "Evicted by a DELETE flow mod.";
            }
            enum OFPRR_GROUP_DELETE {
                value 3;
                description "Group was removed.";
            }
        }
    }
    
    typedef port-reason {
        /* port status */
        type enumeration {
            enum OFPPR_ADD {
                value 0;
                description "The port was added.";
            }
            enum OFPPR_DELETE {
                value 1;
                description "he port was removed.";
            }
            enum OFPPR_MODIFY {
                value 2;
                description "Some attribute of the port has changed.";
            }
        }
    }
    
    typedef flow-mod-command {
        /* ofp_flow_mod_command */
        type enumeration {
            enum OFPFC_ADD {      
                value 0;      
                description "New flow.";    
            }
            enum OFPFC_MODIFY {
                value 1;
                description "Modify all matching flows.";
            }
            enum OFPFC_MODIFY_STRICT {
                value 2;
                description "Modify entry strictly matching wildcards and priority.";
            }
            enum OFPFC_DELETE {
                value 3;
                description "Delete all matching flows.";
            }
            enum OFPFC_DELETE_STRICT {
                value 4;
                description "Delete entry strictly matching wildcards and priority.";
            }
        }
    }
    
    typedef flow-mod-flags {
        /* ofp_flow_mod_flags */
        type bits {
            bit OFPFF_SEND_FLOW_REM {
                position 0;
                /* Send flow removed message when flow expires or is deleted. */
            }
            bit OFPFF_CHECK_OVERLAP {
                position 1;
                /* Check for overlapping entries first. */
            }
            bit OFPFF_RESET_COUNTS {
                position 2;
                /* Reset flow packet and byte counts. */
            }
            bit OFPFF_NO_PKT_COUNTS {
                position 3;
                /* Don't keep track of packet count. */
            }
            bit OFPFF_NO_BYT_COUNTS {
                position 4;
                /* Don't keep track of byte count. */
            }
        }
    }
    
    typedef group-mod-command {
        /* ofp_group_mod_command */
        type enumeration {
            enum OFPGC_ADD {            
              value 0;            
              description "New group.";            
            }
            enum OFPGC_MODIFY {
              value 1;
              description "Modify all matching groups.";
            }
            enum OFPGC_DELETE {
              value 2;
              description "Delete all matching groups.";
            }
            
        }
    }
    
    
    typedef group-type {
        /* ofp_group_type */
        type enumeration {
            enum OFPGT_ALL {            
              value 0;            
              description "All (multicast/broadcast) group.";            
            }
            enum OFPGT_SELECT {
              value 1;
              description "Select group.";
            }
            enum OFPGT_INDIRECT {
              value 2;
              description "Indirect group.";
            }
            enum OFPGT_FF {
              value 3;
              description "Fast failover group.";
            }
        }
    }
    
    typedef multipart-request-flags {
        description
            "enum ofp_multipart_request_flags ";
        type bits {
            bit OFPMPF_REQ_MORE {
                //description "More requests to follow.";
                position 0;
            }
        }
    }
    
    typedef multipart-type {
        /* ofp_multipart_type */
        type enumeration {
            enum OFPGT_ALL {
              value 0;
              description "All (multicast/broadcast) group.";
            }
            
            enum OFPMP_DESC {
              value 0;
              description "Description of this OpenFlow switch.
                 The request body is empty.
                 The reply body is struct ofp_desc.";
            }
            enum OFPMP_FLOW {
              value 1;
              description "Individual flow statistics.
                 The request body is struct ofp_flow_stats_request.
                 The reply body is an array of struct ofp_flow_stats.";
            }
            enum OFPMP_AGGREGATE {
              value 2;
              description "Aggregate flow statistics.
                 The request body is struct ofp_aggregate_stats_request.
                 The reply body is struct ofp_aggregate_stats_reply.";
            }
            enum OFPMP_TABLE {
              value 3;
              description "Flow table statistics.
                 The request body is empty.
                 The reply body is an array of struct ofp_table_stats.";
            }
            enum OFPMP_PORT_STATS {
              value 4;
              description "Port statistics.
                 The request body is struct ofp_port_stats_request.
                 The reply body is an array of struct ofp_port_stats.";
            }
            enum OFPMP_QUEUE {
              value 5;
              description "Queue statistics for a port
                 The request body is struct ofp_queue_stats_request.
                 The reply body is an array of struct ofp_queue_stats";
            }
            enum OFPMP_GROUP {
              value 6;
              description "Group counter statistics.
                 The request body is struct ofp_group_stats_request.
                 The reply is an array of struct ofp_group_stats.";
            }
            enum OFPMP_GROUP_DESC {
              value 7;
              description "Group description.
                 The request body is empty.
                 The reply body is an array of struct ofp_group_desc.";
            }
            enum OFPMP_GROUP_FEATURES {
              value 8;
              description "Group features.
                 The request body is empty.
                 The reply body is struct ofp_group_features.";
            }
            enum OFPMP_METER {
              value 9;
              description "Meter statistics.
                 The request body is struct ofp_meter_multipart_requests.
                 The reply body is an array of struct ofp_meter_stats.";
            }
            enum OFPMP_METER_CONFIG {
              value 10;
              description "Meter configuration.
                 The request body is struct ofp_meter_multipart_requests.
                 The reply body is an array of struct ofp_meter_config.";
            }
            enum OFPMP_METER_FEATURES {
              value 11;
              description "Meter features.
                 The request body is empty.
                 The reply body is struct ofp_meter_features.";
            }
            enum OFPMP_TABLE_FEATURES {
              value 12;
              description "Table features.
                 The request body is either empty or contains an array of
                 struct ofp_table_features containing the controller’s
                 desired view of the switch. If the switch is unable to
                 set the specified view an error is returned.
                 The reply body is an array of struct ofp_table_features.";
            }
            enum OFPMP_PORT_DESC {
              value 13;
              description "Port description.
                 The request body is empty.
                 The reply body is an array of struct ofp_port.";
            }
            enum OFPMP_EXPERIMENTER {
              value 65535; //0xffff
              description "Experimenter extension.
                 The request and reply bodies begin with
                 struct ofp_experimenter_multipart_header.
                 The request and reply bodies are otherwise experimenter-defined.";
            }
        }
    }
    
    typedef queue-property {
        /* ofp_queue_properties */
        type enumeration {
            enum OFPGT_ALL {
              value 0;
              description "All (multicast/broadcast) group.";
            }
            enum OFPQT_MIN_RATE {
                value 1;
                description "Minimum datarate guaranteed.";
            }
            enum OFPQT_MAX_RATE {
                value 2;
                description "Maximum datarate.";
            }
            enum OFPQT_EXPERIMENTER {
                value 65535; // 0xffff 
                description "Experimenter defined property.";
            }
        }
    }
    
    typedef controller-role {
        /* ofp_controller_role */
        type enumeration {
            enum OFPCR_ROLE_NOCHANGE {
              value 0;
              description "Don’t change current role.";
            }
            enum OFPCR_ROLE_EQUAL {
              value 1;
              description "Default role, full access.";
            }
            enum OFPCR_ROLE_MASTER {
              value 2;
              description "Full access, at most one master.";
            }
            enum OFPCR_ROLE_SLAVE {
              value 3;
              description "Read-only access.";
            }
        }
    }
    
    typedef packet-in-reason {
        /* ofp_packet_in_reason */
        type enumeration {
            enum OFPR_NO_MATCH {
              value 0;
              description "No matching flow (table-miss flow entry). ";
            }
            enum OFPR_ACTION {
              value 1;
              description "Action explicitly output to controller. ";
            }
            enum OFPR_INVALID_TTL {
              value 2;
              description "Packet has invalid TTL ";
            }
        }
    }
    
    typedef meter-mod-command {
        /* ofp_meter_mod_command */
        type enumeration {
            enum OFPMC_ADD {
              description "New meter. ";
            }
            enum OFPMC_MODIFY {
              description "Modify specified meter. ";
            }
            enum OFPMC_DELETE {
              description "Delete specified meter. ";
            }

        }
    }
 
    typedef meter-flags {
        /* ofp_meter_flags */
        type bits {
            bit OFPMF_KBPS {
                position 0;
                /* Rate value in kb/s (kilo-bit per second). */
            }
            bit OFPMF_PKTPS {
                position 1;
                /* Rate value in packet/sec. */
            }
            bit OFPMF_BURST {
                position 2;
                /* Do burst size. */
            }
            bit OFPMF_STATS {
                position 3;
                /* Collect statistics. */
            }
        }
    }
    
    typedef meter-band-type {
        /* ofp_meter_band_type */
        type enumeration {
            enum OFPMBT_DROP {
              value 1;
              description "Drop packet. ";
            }
            enum OFPMBT_DSCP_REMARK {
              value 2;
              description "Remark DSCP in the IP header. ";
            }
            enum OFPMBT_EXPERIMENTER {
              value 65535; //0xFFFF
              description "Experimenter meter band. ";
            }

        }
    }
    
    typedef table-config {
        /* ofp_table_config */
        type bits {
            bit OFPTC_DEPRECATED_MASK {
                /* Deprecated bits */
                position 3;
            }
        }
    }
    
    typedef table-features-prop-type {
        type enumeration {
            enum OFPTFPT_INSTRUCTIONS {
                value 0; 
                description "Instructions property.";
            }
            enum OFPTFPT_INSTRUCTIONS_MISS {
                value 1; 
                description "Instructions for table-miss.";
            }
            enum OFPTFPT_NEXT_TABLES {
                value 2; 
                description "Next Table property.";
            }
            enum OFPTFPT_NEXT_TABLES_MISS {
                value 3; 
                description "Next Table for table-miss.";
            }
            enum OFPTFPT_WRITE_ACTIONS {
                value 4; 
                description "Write Actions property.";
            }
            enum OFPTFPT_WRITE_ACTIONS_MISS {
                value 5; 
                description "Write Actions for table-miss.";
            }
            enum OFPTFPT_APPLY_ACTIONS {
                value 6; 
                description "Apply Actions property.";
            }
            enum OFPTFPT_APPLY_ACTIONS_MISS {
                value 7; 
                description "Apply Actions for table-miss.";
            }
            enum OFPTFPT_MATCH {
                value 8; 
                description "Match property.";
            }
            enum OFPTFPT_WILDCARDS {
                value 10; 
                description "Wildcards property.";
            }
            enum OFPTFPT_WRITE_SETFIELD {
                value 12; 
                description "Write Set-Field property.";
            }
            enum OFPTFPT_WRITE_SETFIELD_MISS {
                value 13; 
                description "Write Set-Field for table-miss.";
            }
            enum OFPTFPT_APPLY_SETFIELD {
                value 14; 
                description "Apply Set-Field property.";
            }
            enum OFPTFPT_APPLY_SETFIELD_MISS {
                value 15; 
                description "Apply Set-Field for table-miss.";
            }
            enum OFPTFPT_EXPERIMENTER {
                value 65534; 
                description "Experimenter property.";
            }
            enum OFPTFPT_EXPERIMENTER_MISS {
                value 65535; //0xffff 
                description "Experimenter for table-miss.";
            }
        }
    }
    
    typedef group-types {
        /* ofp_group_type */
        type bits {
            bit OFPGT_ALL {
                /* All (multicast/broadcast) group. */
                position 0;
            }
            bit OFPGT_SELECT {
                /* Select group. */
                position 1;
            }
            bit OFPGT_INDIRECT {
                /* Indirect group. */
                position 2;
            }
            bit OFPGT_FF {
                /* Fast failover group. */
                position 3;
            }
        }
    }
    
    typedef group-capabilities {
        /* ofp_group_capabilities */
        type bits {
            bit OFPGFC_SELECT_WEIGHT {
                /* Support weight for select groups */
                position 0;
            }
            bit OFPGFC_SELECT_LIVENESS {
                /* Support liveness for select groups */
                position 1;
            }
            bit OFPGFC_CHAINING {
                /* Support chaining groups */
                position 2;
            }
            bit OFPGFC_CHAINING_CHECKS {
                /* Check chaining for loops and delete */
                position 3;
            }
        }
    }
    
}