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xnu-6153.41.3.tar.gz
[apple/xnu.git] / bsd / net / ntstat.h
index 82577499f441e2f766fe5e1e665320eabacfe992..a5b976061350d2b1773b76042e532ef4ab0ce106 100644 (file)
 #ifdef PRIVATE
 #pragma mark -- Common Data Structures --
 
-#define __NSTAT_REVISION__     9
+#define __NSTAT_REVISION__      9
 
-typedef        u_int32_t       nstat_provider_id_t;
-typedef        u_int64_t       nstat_src_ref_t;
-typedef        u_int64_t       nstat_event_flags_t;
+typedef u_int32_t       nstat_provider_id_t;
+typedef u_int64_t       nstat_src_ref_t;
+typedef u_int64_t       nstat_event_flags_t;
 
 // The following event definitions are very provisional..
-enum
-{
-       NSTAT_EVENT_SRC_ADDED                                   = 0x00000001
-       ,NSTAT_EVENT_SRC_REMOVED                                = 0x00000002
-       ,NSTAT_EVENT_SRC_QUERIED                                = 0x00000004
-       ,NSTAT_EVENT_SRC_QUERIED_ALL                    = 0x00000008
-       ,NSTAT_EVENT_SRC_WILL_CHANGE_STATE              = 0x00000010
-       ,NSTAT_EVENT_SRC_DID_CHANGE_STATE               = 0x00000020
-       ,NSTAT_EVENT_SRC_WILL_CHANGE_OWNER              = 0x00000040
-       ,NSTAT_EVENT_SRC_DID_CHANGE_OWNER               = 0x00000080
-       ,NSTAT_EVENT_SRC_WILL_CHANGE_PROPERTY   = 0x00000100
-       ,NSTAT_EVENT_SRC_DID_CHANGE_PROPERTY    = 0x00000200
+enum{
+       NSTAT_EVENT_SRC_ADDED                    = 0x00000001
+       , NSTAT_EVENT_SRC_REMOVED                = 0x00000002
+       , NSTAT_EVENT_SRC_QUERIED                = 0x00000004
+       , NSTAT_EVENT_SRC_QUERIED_ALL            = 0x00000008
+       , NSTAT_EVENT_SRC_WILL_CHANGE_STATE      = 0x00000010
+       , NSTAT_EVENT_SRC_DID_CHANGE_STATE       = 0x00000020
+       , NSTAT_EVENT_SRC_WILL_CHANGE_OWNER      = 0x00000040
+       , NSTAT_EVENT_SRC_DID_CHANGE_OWNER       = 0x00000080
+       , NSTAT_EVENT_SRC_WILL_CHANGE_PROPERTY   = 0x00000100
+       , NSTAT_EVENT_SRC_DID_CHANGE_PROPERTY    = 0x00000200
+       , NSTAT_EVENT_SRC_ENTER_CELLFALLBACK     = 0x00000400
+       , NSTAT_EVENT_SRC_EXIT_CELLFALLBACK      = 0x00000800
+#if (DEBUG || DEVELOPMENT)
+       , NSTAT_EVENT_SRC_RESERVED_1             = 0x00001000
+       , NSTAT_EVENT_SRC_RESERVED_2             = 0x00002000
+#endif /* (DEBUG || DEVELOPMENT) */
 };
 
-typedef struct nstat_counts
-{
+typedef struct nstat_counts {
        /* Counters */
-       u_int64_t       nstat_rxpackets __attribute__((aligned(sizeof(u_int64_t))));
-       u_int64_t       nstat_rxbytes   __attribute__((aligned(sizeof(u_int64_t))));
-       u_int64_t       nstat_txpackets __attribute__((aligned(sizeof(u_int64_t))));
-       u_int64_t       nstat_txbytes   __attribute__((aligned(sizeof(u_int64_t))));
-
-       u_int64_t       nstat_cell_rxbytes      __attribute__((aligned(sizeof(u_int64_t))));
-       u_int64_t       nstat_cell_txbytes      __attribute__((aligned(sizeof(u_int64_t))));
-       u_int64_t       nstat_wifi_rxbytes      __attribute__((aligned(sizeof(u_int64_t))));
-       u_int64_t       nstat_wifi_txbytes      __attribute__((aligned(sizeof(u_int64_t))));
-       u_int64_t       nstat_wired_rxbytes     __attribute__((aligned(sizeof(u_int64_t))));
-       u_int64_t       nstat_wired_txbytes     __attribute__((aligned(sizeof(u_int64_t))));
-
-       u_int32_t       nstat_rxduplicatebytes;
-       u_int32_t       nstat_rxoutoforderbytes;
-       u_int32_t       nstat_txretransmit;
-
-       u_int32_t       nstat_connectattempts;
-       u_int32_t       nstat_connectsuccesses;
-
-       u_int32_t       nstat_min_rtt;
-       u_int32_t       nstat_avg_rtt;
-       u_int32_t       nstat_var_rtt;
+       u_int64_t       nstat_rxpackets __attribute__((aligned(sizeof(u_int64_t))));
+       u_int64_t       nstat_rxbytes   __attribute__((aligned(sizeof(u_int64_t))));
+       u_int64_t       nstat_txpackets __attribute__((aligned(sizeof(u_int64_t))));
+       u_int64_t       nstat_txbytes   __attribute__((aligned(sizeof(u_int64_t))));
+
+       u_int64_t       nstat_cell_rxbytes      __attribute__((aligned(sizeof(u_int64_t))));
+       u_int64_t       nstat_cell_txbytes      __attribute__((aligned(sizeof(u_int64_t))));
+       u_int64_t       nstat_wifi_rxbytes      __attribute__((aligned(sizeof(u_int64_t))));
+       u_int64_t       nstat_wifi_txbytes      __attribute__((aligned(sizeof(u_int64_t))));
+       u_int64_t       nstat_wired_rxbytes     __attribute__((aligned(sizeof(u_int64_t))));
+       u_int64_t       nstat_wired_txbytes     __attribute__((aligned(sizeof(u_int64_t))));
+
+       u_int32_t       nstat_rxduplicatebytes;
+       u_int32_t       nstat_rxoutoforderbytes;
+       u_int32_t       nstat_txretransmit;
+
+       u_int32_t       nstat_connectattempts;
+       u_int32_t       nstat_connectsuccesses;
+
+       u_int32_t       nstat_min_rtt;
+       u_int32_t       nstat_avg_rtt;
+       u_int32_t       nstat_var_rtt;
 } nstat_counts;
 
-#define        NSTAT_SYSINFO_KEYVAL_STRING_MAXSIZE     24
-typedef struct nstat_sysinfo_keyval
-{
-       u_int32_t       nstat_sysinfo_key;
-       u_int32_t       nstat_sysinfo_flags;
+#define NSTAT_SYSINFO_KEYVAL_STRING_MAXSIZE     24
+typedef struct nstat_sysinfo_keyval {
+       u_int32_t       nstat_sysinfo_key;
+       u_int32_t       nstat_sysinfo_flags;
        union {
-                       int64_t nstat_sysinfo_scalar;
-                       double  nstat_sysinfo_distribution;
-                       u_int8_t nstat_sysinfo_string[NSTAT_SYSINFO_KEYVAL_STRING_MAXSIZE];
+               int64_t nstat_sysinfo_scalar;
+               double  nstat_sysinfo_distribution;
+               u_int8_t nstat_sysinfo_string[NSTAT_SYSINFO_KEYVAL_STRING_MAXSIZE];
        } u;
-       u_int32_t       nstat_sysinfo_valsize;
-       u_int8_t        reserved[4];
+       u_int32_t       nstat_sysinfo_valsize;
+       u_int8_t        reserved[4];
 }  nstat_sysinfo_keyval;
 
-#define        NSTAT_SYSINFO_FLAG_SCALAR       0x0001
-#define        NSTAT_SYSINFO_FLAG_DISTRIBUTION 0x0002
-#define        NSTAT_SYSINFO_FLAG_STRING       0x0004
+#define NSTAT_SYSINFO_FLAG_SCALAR       0x0001
+#define NSTAT_SYSINFO_FLAG_DISTRIBUTION 0x0002
+#define NSTAT_SYSINFO_FLAG_STRING       0x0004
 
-#define NSTAT_MAX_MSG_SIZE     4096
+#define NSTAT_MAX_MSG_SIZE      4096
 
-typedef struct nstat_sysinfo_counts
-{
+typedef struct nstat_sysinfo_counts {
        /* Counters */
-       u_int32_t       nstat_sysinfo_len;
-       u_int32_t       pad;
-       u_int8_t        nstat_sysinfo_keyvals[];
+       u_int32_t       nstat_sysinfo_len;
+       u_int32_t       pad;
+       u_int8_t        nstat_sysinfo_keyvals[];
 }  nstat_sysinfo_counts;
 
-enum
-{
-       NSTAT_SYSINFO_KEY_MBUF_256B_TOTAL       = 1
-       ,NSTAT_SYSINFO_KEY_MBUF_2KB_TOTAL       = 2
-       ,NSTAT_SYSINFO_KEY_MBUF_4KB_TOTAL       = 3
-       ,NSTAT_SYSINFO_KEY_SOCK_MBCNT           = 4
-       ,NSTAT_SYSINFO_KEY_SOCK_ATMBLIMIT       = 5
-       ,NSTAT_SYSINFO_KEY_IPV4_AVGRTT          = 6
-       ,NSTAT_SYSINFO_KEY_IPV6_AVGRTT          = 7
-       ,NSTAT_SYSINFO_KEY_SEND_PLR             = 8
-       ,NSTAT_SYSINFO_KEY_RECV_PLR             = 9
-       ,NSTAT_SYSINFO_KEY_SEND_TLRTO           = 10
-       ,NSTAT_SYSINFO_KEY_SEND_REORDERRATE     = 11
-       ,NSTAT_SYSINFO_CONNECTION_ATTEMPTS      = 12
-       ,NSTAT_SYSINFO_CONNECTION_ACCEPTS       = 13
-       ,NSTAT_SYSINFO_ECN_CLIENT_SETUP         = 14
-       ,NSTAT_SYSINFO_ECN_SERVER_SETUP         = 15
-       ,NSTAT_SYSINFO_ECN_CLIENT_SUCCESS       = 16
-       ,NSTAT_SYSINFO_ECN_SERVER_SUCCESS       = 17
-       ,NSTAT_SYSINFO_ECN_NOT_SUPPORTED        = 18
-       ,NSTAT_SYSINFO_ECN_LOST_SYN             = 19
-       ,NSTAT_SYSINFO_ECN_LOST_SYNACK          = 20
-       ,NSTAT_SYSINFO_ECN_RECV_CE              = 21
-       ,NSTAT_SYSINFO_ECN_RECV_ECE             = 22
-       ,NSTAT_SYSINFO_ECN_SENT_ECE             = 23
-       ,NSTAT_SYSINFO_ECN_CONN_RECV_CE         = 24
-       ,NSTAT_SYSINFO_ECN_CONN_PLNOCE          = 25
-       ,NSTAT_SYSINFO_ECN_CONN_PL_CE           = 26
-       ,NSTAT_SYSINFO_ECN_CONN_NOPL_CE         = 27
-       ,NSTAT_SYSINFO_MBUF_16KB_TOTAL          = 28
-       ,NSTAT_SYSINFO_ECN_CLIENT_ENABLED       = 29
-       ,NSTAT_SYSINFO_ECN_SERVER_ENABLED       = 30
-       ,NSTAT_SYSINFO_ECN_CONN_RECV_ECE        = 31
-       ,NSTAT_SYSINFO_MBUF_MEM_RELEASED        = 32
-       ,NSTAT_SYSINFO_MBUF_DRAIN_CNT           = 33
-       ,NSTAT_SYSINFO_TFO_SYN_DATA_RCV         = 34
-       ,NSTAT_SYSINFO_TFO_COOKIE_REQ_RCV       = 35
-       ,NSTAT_SYSINFO_TFO_COOKIE_SENT          = 36
-       ,NSTAT_SYSINFO_TFO_COOKIE_INVALID       = 37
-       ,NSTAT_SYSINFO_TFO_COOKIE_REQ           = 38
-       ,NSTAT_SYSINFO_TFO_COOKIE_RCV           = 39
-       ,NSTAT_SYSINFO_TFO_SYN_DATA_SENT        = 40
-       ,NSTAT_SYSINFO_TFO_SYN_DATA_ACKED       = 41
-       ,NSTAT_SYSINFO_TFO_SYN_LOSS             = 42
-       ,NSTAT_SYSINFO_TFO_BLACKHOLE            = 43
-       ,NSTAT_SYSINFO_ECN_FALLBACK_SYNLOSS     = 44
-       ,NSTAT_SYSINFO_ECN_FALLBACK_REORDER     = 45
-       ,NSTAT_SYSINFO_ECN_FALLBACK_CE          = 46
-       ,NSTAT_SYSINFO_ECN_IFNET_TYPE           = 47
-       ,NSTAT_SYSINFO_ECN_IFNET_PROTO          = 48
-       ,NSTAT_SYSINFO_ECN_IFNET_CLIENT_SETUP   = 49
-       ,NSTAT_SYSINFO_ECN_IFNET_SERVER_SETUP   = 50
-       ,NSTAT_SYSINFO_ECN_IFNET_CLIENT_SUCCESS = 51
-       ,NSTAT_SYSINFO_ECN_IFNET_SERVER_SUCCESS = 52
-       ,NSTAT_SYSINFO_ECN_IFNET_PEER_NOSUPPORT = 53
-       ,NSTAT_SYSINFO_ECN_IFNET_SYN_LOST       = 54
-       ,NSTAT_SYSINFO_ECN_IFNET_SYNACK_LOST    = 55
-       ,NSTAT_SYSINFO_ECN_IFNET_RECV_CE        = 56
-       ,NSTAT_SYSINFO_ECN_IFNET_RECV_ECE       = 57
-       ,NSTAT_SYSINFO_ECN_IFNET_SENT_ECE       = 58
-       ,NSTAT_SYSINFO_ECN_IFNET_CONN_RECV_CE   = 59
-       ,NSTAT_SYSINFO_ECN_IFNET_CONN_RECV_ECE  = 60
-       ,NSTAT_SYSINFO_ECN_IFNET_CONN_PLNOCE    = 61
-       ,NSTAT_SYSINFO_ECN_IFNET_CONN_PLCE      = 62
-       ,NSTAT_SYSINFO_ECN_IFNET_CONN_NOPLCE    = 63
-       ,NSTAT_SYSINFO_ECN_IFNET_FALLBACK_SYNLOSS = 64
-       ,NSTAT_SYSINFO_ECN_IFNET_FALLBACK_REORDER = 65
-       ,NSTAT_SYSINFO_ECN_IFNET_FALLBACK_CE    = 66
-       ,NSTAT_SYSINFO_ECN_IFNET_ON_RTT_AVG     = 67
-       ,NSTAT_SYSINFO_ECN_IFNET_ON_RTT_VAR     = 68
-       ,NSTAT_SYSINFO_ECN_IFNET_ON_OOPERCENT   = 69
-       ,NSTAT_SYSINFO_ECN_IFNET_ON_SACK_EPISODE = 70
-       ,NSTAT_SYSINFO_ECN_IFNET_ON_REORDER_PERCENT = 71
-       ,NSTAT_SYSINFO_ECN_IFNET_ON_RXMIT_PERCENT = 72
-       ,NSTAT_SYSINFO_ECN_IFNET_ON_RXMIT_DROP  = 73
-       ,NSTAT_SYSINFO_ECN_IFNET_OFF_RTT_AVG    = 74
-       ,NSTAT_SYSINFO_ECN_IFNET_OFF_RTT_VAR    = 75
-       ,NSTAT_SYSINFO_ECN_IFNET_OFF_OOPERCENT  = 76
-       ,NSTAT_SYSINFO_ECN_IFNET_OFF_SACK_EPISODE = 77
-       ,NSTAT_SYSINFO_ECN_IFNET_OFF_REORDER_PERCENT = 78
-       ,NSTAT_SYSINFO_ECN_IFNET_OFF_RXMIT_PERCENT = 79
-       ,NSTAT_SYSINFO_ECN_IFNET_OFF_RXMIT_DROP = 80
-       ,NSTAT_SYSINFO_ECN_IFNET_ON_TOTAL_TXPKTS = 81
-       ,NSTAT_SYSINFO_ECN_IFNET_ON_TOTAL_RXMTPKTS = 82
-       ,NSTAT_SYSINFO_ECN_IFNET_ON_TOTAL_RXPKTS = 83
-       ,NSTAT_SYSINFO_ECN_IFNET_ON_TOTAL_OOPKTS = 84
-       ,NSTAT_SYSINFO_ECN_IFNET_ON_DROP_RST = 85
-       ,NSTAT_SYSINFO_ECN_IFNET_OFF_TOTAL_TXPKTS = 86
-       ,NSTAT_SYSINFO_ECN_IFNET_OFF_TOTAL_RXMTPKTS = 87
-       ,NSTAT_SYSINFO_ECN_IFNET_OFF_TOTAL_RXPKTS = 88
-       ,NSTAT_SYSINFO_ECN_IFNET_OFF_TOTAL_OOPKTS = 89
-       ,NSTAT_SYSINFO_ECN_IFNET_OFF_DROP_RST = 90
-       ,NSTAT_SYSINFO_ECN_IFNET_TOTAL_CONN = 91
-       ,NSTAT_SYSINFO_TFO_COOKIE_WRONG = 92
-       ,NSTAT_SYSINFO_TFO_NO_COOKIE_RCV = 93
-       ,NSTAT_SYSINFO_TFO_HEURISTICS_DISABLE = 94
-       ,NSTAT_SYSINFO_TFO_SEND_BLACKHOLE = 95
-       ,NSTAT_SYSINFO_KEY_SOCK_MBFLOOR = 96
-       ,NSTAT_SYSINFO_IFNET_UNSENT_DATA = 97
-       ,NSTAT_SYSINFO_ECN_IFNET_FALLBACK_DROPRST = 98
-       ,NSTAT_SYSINFO_ECN_IFNET_FALLBACK_DROPRXMT = 99
-       ,NSTAT_SYSINFO_LIM_IFNET_SIGNATURE = 100
-       ,NSTAT_SYSINFO_LIM_IFNET_DL_MAX_BANDWIDTH = 101
-       ,NSTAT_SYSINFO_LIM_IFNET_UL_MAX_BANDWIDTH = 102
-       ,NSTAT_SYSINFO_LIM_IFNET_PACKET_LOSS_PERCENT = 103
-       ,NSTAT_SYSINFO_LIM_IFNET_PACKET_OOO_PERCENT = 104
-       ,NSTAT_SYSINFO_LIM_IFNET_RTT_VARIANCE = 105
-       ,NSTAT_SYSINFO_LIM_IFNET_RTT_MIN = 106
-       ,NSTAT_SYSINFO_LIM_IFNET_RTT_AVG = 107
-       ,NSTAT_SYSINFO_LIM_IFNET_CONN_TIMEOUT_PERCENT = 108
-       ,NSTAT_SYSINFO_LIM_IFNET_DL_DETECTED = 109
-       ,NSTAT_SYSINFO_LIM_IFNET_UL_DETECTED = 110
-       ,NSTAT_SYSINFO_LIM_IFNET_TYPE = 111
-
-       ,NSTAT_SYSINFO_API_IF_FLTR_ATTACH = 112
-       ,NSTAT_SYSINFO_API_IF_FLTR_ATTACH_OS = 113
-       ,NSTAT_SYSINFO_API_IP_FLTR_ADD = 114
-       ,NSTAT_SYSINFO_API_IP_FLTR_ADD_OS = 115
-       ,NSTAT_SYSINFO_API_SOCK_FLTR_ATTACH = 116
-       ,NSTAT_SYSINFO_API_SOCK_FLTR_ATTACH_OS = 117
-
-       ,NSTAT_SYSINFO_API_SOCK_ALLOC_TOTAL = 118
-       ,NSTAT_SYSINFO_API_SOCK_ALLOC_KERNEL = 119
-       ,NSTAT_SYSINFO_API_SOCK_ALLOC_KERNEL_OS = 120
-       ,NSTAT_SYSINFO_API_SOCK_NECP_CLIENTUUID = 121
-
-       ,NSTAT_SYSINFO_API_SOCK_DOMAIN_LOCAL = 122
-       ,NSTAT_SYSINFO_API_SOCK_DOMAIN_ROUTE = 123
-       ,NSTAT_SYSINFO_API_SOCK_DOMAIN_INET = 124
-       ,NSTAT_SYSINFO_API_SOCK_DOMAIN_INET6 = 125
-       ,NSTAT_SYSINFO_API_SOCK_DOMAIN_SYSTEM = 126
-       ,NSTAT_SYSINFO_API_SOCK_DOMAIN_MULTIPATH = 127
-       ,NSTAT_SYSINFO_API_SOCK_DOMAIN_KEY = 128
-       ,NSTAT_SYSINFO_API_SOCK_DOMAIN_NDRV = 129
-       ,NSTAT_SYSINFO_API_SOCK_DOMAIN_OTHER = 130
-
-       ,NSTAT_SYSINFO_API_SOCK_INET_STREAM= 131
-       ,NSTAT_SYSINFO_API_SOCK_INET_DGRAM = 132
-       ,NSTAT_SYSINFO_API_SOCK_INET_DGRAM_CONNECTED = 133
-       ,NSTAT_SYSINFO_API_SOCK_INET_DGRAM_DNS = 134
-       ,NSTAT_SYSINFO_API_SOCK_INET_DGRAM_NO_DATA = 135
-
-       ,NSTAT_SYSINFO_API_SOCK_INET6_STREAM= 136
-       ,NSTAT_SYSINFO_API_SOCK_INET6_DGRAM = 137
-       ,NSTAT_SYSINFO_API_SOCK_INET6_DGRAM_CONNECTED = 138
-       ,NSTAT_SYSINFO_API_SOCK_INET6_DGRAM_DNS = 139
-       ,NSTAT_SYSINFO_API_SOCK_INET6_DGRAM_NO_DATA = 140
-
-       ,NSTAT_SYSINFO_API_SOCK_INET_MCAST_JOIN = 141
-       ,NSTAT_SYSINFO_API_SOCK_INET_MCAST_JOIN_OS = 142
-
-       ,NSTAT_SYSINFO_API_SOCK_INET6_STREAM_EXTHDR_IN = 143
-       ,NSTAT_SYSINFO_API_SOCK_INET6_STREAM_EXTHDR_OUT = 144
-       ,NSTAT_SYSINFO_API_SOCK_INET6_DGRAM_EXTHDR_IN = 145
-       ,NSTAT_SYSINFO_API_SOCK_INET6_DGRAM_EXTHDR_OUT = 146
-
-       ,NSTAT_SYSINFO_API_NEXUS_FLOW_INET_STREAM = 147
-       ,NSTAT_SYSINFO_API_NEXUS_FLOW_INET_DATAGRAM = 148
-
-       ,NSTAT_SYSINFO_API_NEXUS_FLOW_INET6_STREAM = 149
-       ,NSTAT_SYSINFO_API_NEXUS_FLOW_INET6_DATAGRAM = 150
-
-       ,NSTAT_SYSINFO_API_IFNET_ALLOC = 151
-       ,NSTAT_SYSINFO_API_IFNET_ALLOC_OS = 152
-
-       ,NSTAT_SYSINFO_API_PF_ADDRULE = 153
-       ,NSTAT_SYSINFO_API_PF_ADDRULE_OS = 154
-
-       ,NSTAT_SYSINFO_API_VMNET_START = 155
-
-       ,NSTAT_SYSINFO_API_IF_NETAGENT_ENABLED = 156
-
-       ,NSTAT_SYSINFO_API_REPORT_INTERVAL = 157
-
-       ,NSTAT_SYSINFO_MPTCP_HANDOVER_ATTEMPT = 158
-       ,NSTAT_SYSINFO_MPTCP_INTERACTIVE_ATTEMPT = 159
-       ,NSTAT_SYSINFO_MPTCP_AGGREGATE_ATTEMPT = 160
-       ,NSTAT_SYSINFO_MPTCP_FP_HANDOVER_ATTEMPT = 161 /* _FP_ stands for first-party */
-       ,NSTAT_SYSINFO_MPTCP_FP_INTERACTIVE_ATTEMPT = 162
-       ,NSTAT_SYSINFO_MPTCP_FP_AGGREGATE_ATTEMPT = 163
-       ,NSTAT_SYSINFO_MPTCP_HEURISTIC_FALLBACK = 164
-       ,NSTAT_SYSINFO_MPTCP_FP_HEURISTIC_FALLBACK = 165
-       ,NSTAT_SYSINFO_MPTCP_HANDOVER_SUCCESS_WIFI = 166
-       ,NSTAT_SYSINFO_MPTCP_HANDOVER_SUCCESS_CELL = 167
-       ,NSTAT_SYSINFO_MPTCP_INTERACTIVE_SUCCESS = 168
-       ,NSTAT_SYSINFO_MPTCP_AGGREGATE_SUCCESS = 169
-       ,NSTAT_SYSINFO_MPTCP_FP_HANDOVER_SUCCESS_WIFI = 170
-       ,NSTAT_SYSINFO_MPTCP_FP_HANDOVER_SUCCESS_CELL = 171
-       ,NSTAT_SYSINFO_MPTCP_FP_INTERACTIVE_SUCCESS = 172
-       ,NSTAT_SYSINFO_MPTCP_FP_AGGREGATE_SUCCESS = 173
-       ,NSTAT_SYSINFO_MPTCP_HANDOVER_CELL_FROM_WIFI = 174
-       ,NSTAT_SYSINFO_MPTCP_HANDOVER_WIFI_FROM_CELL = 175
-       ,NSTAT_SYSINFO_MPTCP_INTERACTIVE_CELL_FROM_WIFI = 176
-       ,NSTAT_SYSINFO_MPTCP_HANDOVER_CELL_BYTES = 177
-       ,NSTAT_SYSINFO_MPTCP_INTERACTIVE_CELL_BYTES = 178
-       ,NSTAT_SYSINFO_MPTCP_AGGREGATE_CELL_BYTES = 179
-       ,NSTAT_SYSINFO_MPTCP_HANDOVER_ALL_BYTES = 180
-       ,NSTAT_SYSINFO_MPTCP_INTERACTIVE_ALL_BYTES = 181
-       ,NSTAT_SYSINFO_MPTCP_AGGREGATE_ALL_BYTES = 182
-       ,NSTAT_SYSINFO_MPTCP_BACK_TO_WIFI = 183
-       ,NSTAT_SYSINFO_MPTCP_WIFI_PROXY = 184
-       ,NSTAT_SYSINFO_MPTCP_CELL_PROXY = 185
-       ,NSTAT_SYSINFO_ECN_IFNET_FALLBACK_SYNRST = 186
-       ,NSTAT_SYSINFO_MPTCP_TRIGGERED_CELL = 187
+enum{
+       NSTAT_SYSINFO_KEY_MBUF_256B_TOTAL        = 1
+       , NSTAT_SYSINFO_KEY_MBUF_2KB_TOTAL       = 2
+       , NSTAT_SYSINFO_KEY_MBUF_4KB_TOTAL       = 3
+       , NSTAT_SYSINFO_KEY_SOCK_MBCNT           = 4
+       , NSTAT_SYSINFO_KEY_SOCK_ATMBLIMIT       = 5
+       , NSTAT_SYSINFO_KEY_IPV4_AVGRTT          = 6
+       , NSTAT_SYSINFO_KEY_IPV6_AVGRTT          = 7
+       , NSTAT_SYSINFO_KEY_SEND_PLR             = 8
+       , NSTAT_SYSINFO_KEY_RECV_PLR             = 9
+       , NSTAT_SYSINFO_KEY_SEND_TLRTO           = 10
+       , NSTAT_SYSINFO_KEY_SEND_REORDERRATE     = 11
+       , NSTAT_SYSINFO_CONNECTION_ATTEMPTS      = 12
+       , NSTAT_SYSINFO_CONNECTION_ACCEPTS       = 13
+       , NSTAT_SYSINFO_ECN_CLIENT_SETUP         = 14
+       , NSTAT_SYSINFO_ECN_SERVER_SETUP         = 15
+       , NSTAT_SYSINFO_ECN_CLIENT_SUCCESS       = 16
+       , NSTAT_SYSINFO_ECN_SERVER_SUCCESS       = 17
+       , NSTAT_SYSINFO_ECN_NOT_SUPPORTED        = 18
+       , NSTAT_SYSINFO_ECN_LOST_SYN             = 19
+       , NSTAT_SYSINFO_ECN_LOST_SYNACK          = 20
+       , NSTAT_SYSINFO_ECN_RECV_CE              = 21
+       , NSTAT_SYSINFO_ECN_RECV_ECE             = 22
+       , NSTAT_SYSINFO_ECN_SENT_ECE             = 23
+       , NSTAT_SYSINFO_ECN_CONN_RECV_CE         = 24
+       , NSTAT_SYSINFO_ECN_CONN_PLNOCE          = 25
+       , NSTAT_SYSINFO_ECN_CONN_PL_CE           = 26
+       , NSTAT_SYSINFO_ECN_CONN_NOPL_CE         = 27
+       , NSTAT_SYSINFO_MBUF_16KB_TOTAL          = 28
+       , NSTAT_SYSINFO_ECN_CLIENT_ENABLED       = 29
+       , NSTAT_SYSINFO_ECN_SERVER_ENABLED       = 30
+       , NSTAT_SYSINFO_ECN_CONN_RECV_ECE        = 31
+       , NSTAT_SYSINFO_MBUF_MEM_RELEASED        = 32
+       , NSTAT_SYSINFO_MBUF_DRAIN_CNT           = 33
+       , NSTAT_SYSINFO_TFO_SYN_DATA_RCV         = 34
+       , NSTAT_SYSINFO_TFO_COOKIE_REQ_RCV       = 35
+       , NSTAT_SYSINFO_TFO_COOKIE_SENT          = 36
+       , NSTAT_SYSINFO_TFO_COOKIE_INVALID       = 37
+       , NSTAT_SYSINFO_TFO_COOKIE_REQ           = 38
+       , NSTAT_SYSINFO_TFO_COOKIE_RCV           = 39
+       , NSTAT_SYSINFO_TFO_SYN_DATA_SENT        = 40
+       , NSTAT_SYSINFO_TFO_SYN_DATA_ACKED       = 41
+       , NSTAT_SYSINFO_TFO_SYN_LOSS             = 42
+       , NSTAT_SYSINFO_TFO_BLACKHOLE            = 43
+       , NSTAT_SYSINFO_ECN_FALLBACK_SYNLOSS     = 44
+       , NSTAT_SYSINFO_ECN_FALLBACK_REORDER     = 45
+       , NSTAT_SYSINFO_ECN_FALLBACK_CE          = 46
+       , NSTAT_SYSINFO_ECN_IFNET_TYPE           = 47
+       , NSTAT_SYSINFO_ECN_IFNET_PROTO          = 48
+       , NSTAT_SYSINFO_ECN_IFNET_CLIENT_SETUP   = 49
+       , NSTAT_SYSINFO_ECN_IFNET_SERVER_SETUP   = 50
+       , NSTAT_SYSINFO_ECN_IFNET_CLIENT_SUCCESS = 51
+       , NSTAT_SYSINFO_ECN_IFNET_SERVER_SUCCESS = 52
+       , NSTAT_SYSINFO_ECN_IFNET_PEER_NOSUPPORT = 53
+       , NSTAT_SYSINFO_ECN_IFNET_SYN_LOST       = 54
+       , NSTAT_SYSINFO_ECN_IFNET_SYNACK_LOST    = 55
+       , NSTAT_SYSINFO_ECN_IFNET_RECV_CE        = 56
+       , NSTAT_SYSINFO_ECN_IFNET_RECV_ECE       = 57
+       , NSTAT_SYSINFO_ECN_IFNET_SENT_ECE       = 58
+       , NSTAT_SYSINFO_ECN_IFNET_CONN_RECV_CE   = 59
+       , NSTAT_SYSINFO_ECN_IFNET_CONN_RECV_ECE  = 60
+       , NSTAT_SYSINFO_ECN_IFNET_CONN_PLNOCE    = 61
+       , NSTAT_SYSINFO_ECN_IFNET_CONN_PLCE      = 62
+       , NSTAT_SYSINFO_ECN_IFNET_CONN_NOPLCE    = 63
+       , NSTAT_SYSINFO_ECN_IFNET_FALLBACK_SYNLOSS = 64
+       , NSTAT_SYSINFO_ECN_IFNET_FALLBACK_REORDER = 65
+       , NSTAT_SYSINFO_ECN_IFNET_FALLBACK_CE    = 66
+       , NSTAT_SYSINFO_ECN_IFNET_ON_RTT_AVG     = 67
+       , NSTAT_SYSINFO_ECN_IFNET_ON_RTT_VAR     = 68
+       , NSTAT_SYSINFO_ECN_IFNET_ON_OOPERCENT   = 69
+       , NSTAT_SYSINFO_ECN_IFNET_ON_SACK_EPISODE = 70
+       , NSTAT_SYSINFO_ECN_IFNET_ON_REORDER_PERCENT = 71
+       , NSTAT_SYSINFO_ECN_IFNET_ON_RXMIT_PERCENT = 72
+       , NSTAT_SYSINFO_ECN_IFNET_ON_RXMIT_DROP  = 73
+       , NSTAT_SYSINFO_ECN_IFNET_OFF_RTT_AVG    = 74
+       , NSTAT_SYSINFO_ECN_IFNET_OFF_RTT_VAR    = 75
+       , NSTAT_SYSINFO_ECN_IFNET_OFF_OOPERCENT  = 76
+       , NSTAT_SYSINFO_ECN_IFNET_OFF_SACK_EPISODE = 77
+       , NSTAT_SYSINFO_ECN_IFNET_OFF_REORDER_PERCENT = 78
+       , NSTAT_SYSINFO_ECN_IFNET_OFF_RXMIT_PERCENT = 79
+       , NSTAT_SYSINFO_ECN_IFNET_OFF_RXMIT_DROP = 80
+       , NSTAT_SYSINFO_ECN_IFNET_ON_TOTAL_TXPKTS = 81
+       , NSTAT_SYSINFO_ECN_IFNET_ON_TOTAL_RXMTPKTS = 82
+       , NSTAT_SYSINFO_ECN_IFNET_ON_TOTAL_RXPKTS = 83
+       , NSTAT_SYSINFO_ECN_IFNET_ON_TOTAL_OOPKTS = 84
+       , NSTAT_SYSINFO_ECN_IFNET_ON_DROP_RST = 85
+       , NSTAT_SYSINFO_ECN_IFNET_OFF_TOTAL_TXPKTS = 86
+       , NSTAT_SYSINFO_ECN_IFNET_OFF_TOTAL_RXMTPKTS = 87
+       , NSTAT_SYSINFO_ECN_IFNET_OFF_TOTAL_RXPKTS = 88
+       , NSTAT_SYSINFO_ECN_IFNET_OFF_TOTAL_OOPKTS = 89
+       , NSTAT_SYSINFO_ECN_IFNET_OFF_DROP_RST = 90
+       , NSTAT_SYSINFO_ECN_IFNET_TOTAL_CONN = 91
+       , NSTAT_SYSINFO_TFO_COOKIE_WRONG = 92
+       , NSTAT_SYSINFO_TFO_NO_COOKIE_RCV = 93
+       , NSTAT_SYSINFO_TFO_HEURISTICS_DISABLE = 94
+       , NSTAT_SYSINFO_TFO_SEND_BLACKHOLE = 95
+       , NSTAT_SYSINFO_KEY_SOCK_MBFLOOR = 96
+       , NSTAT_SYSINFO_IFNET_UNSENT_DATA = 97
+       , NSTAT_SYSINFO_ECN_IFNET_FALLBACK_DROPRST = 98
+       , NSTAT_SYSINFO_ECN_IFNET_FALLBACK_DROPRXMT = 99
+       , NSTAT_SYSINFO_LIM_IFNET_SIGNATURE = 100
+       , NSTAT_SYSINFO_LIM_IFNET_DL_MAX_BANDWIDTH = 101
+       , NSTAT_SYSINFO_LIM_IFNET_UL_MAX_BANDWIDTH = 102
+       , NSTAT_SYSINFO_LIM_IFNET_PACKET_LOSS_PERCENT = 103
+       , NSTAT_SYSINFO_LIM_IFNET_PACKET_OOO_PERCENT = 104
+       , NSTAT_SYSINFO_LIM_IFNET_RTT_VARIANCE = 105
+       , NSTAT_SYSINFO_LIM_IFNET_RTT_MIN = 106
+       , NSTAT_SYSINFO_LIM_IFNET_RTT_AVG = 107
+       , NSTAT_SYSINFO_LIM_IFNET_CONN_TIMEOUT_PERCENT = 108
+       , NSTAT_SYSINFO_LIM_IFNET_DL_DETECTED = 109
+       , NSTAT_SYSINFO_LIM_IFNET_UL_DETECTED = 110
+       , NSTAT_SYSINFO_LIM_IFNET_TYPE = 111
+
+       , NSTAT_SYSINFO_API_IF_FLTR_ATTACH = 112
+       , NSTAT_SYSINFO_API_IF_FLTR_ATTACH_OS = 113
+       , NSTAT_SYSINFO_API_IP_FLTR_ADD = 114
+       , NSTAT_SYSINFO_API_IP_FLTR_ADD_OS = 115
+       , NSTAT_SYSINFO_API_SOCK_FLTR_ATTACH = 116
+       , NSTAT_SYSINFO_API_SOCK_FLTR_ATTACH_OS = 117
+
+       , NSTAT_SYSINFO_API_SOCK_ALLOC_TOTAL = 118
+       , NSTAT_SYSINFO_API_SOCK_ALLOC_KERNEL = 119
+       , NSTAT_SYSINFO_API_SOCK_ALLOC_KERNEL_OS = 120
+       , NSTAT_SYSINFO_API_SOCK_NECP_CLIENTUUID = 121
+
+       , NSTAT_SYSINFO_API_SOCK_DOMAIN_LOCAL = 122
+       , NSTAT_SYSINFO_API_SOCK_DOMAIN_ROUTE = 123
+       , NSTAT_SYSINFO_API_SOCK_DOMAIN_INET = 124
+       , NSTAT_SYSINFO_API_SOCK_DOMAIN_INET6 = 125
+       , NSTAT_SYSINFO_API_SOCK_DOMAIN_SYSTEM = 126
+       , NSTAT_SYSINFO_API_SOCK_DOMAIN_MULTIPATH = 127
+       , NSTAT_SYSINFO_API_SOCK_DOMAIN_KEY = 128
+       , NSTAT_SYSINFO_API_SOCK_DOMAIN_NDRV = 129
+       , NSTAT_SYSINFO_API_SOCK_DOMAIN_OTHER = 130
+
+       , NSTAT_SYSINFO_API_SOCK_INET_STREAM= 131
+       , NSTAT_SYSINFO_API_SOCK_INET_DGRAM = 132
+       , NSTAT_SYSINFO_API_SOCK_INET_DGRAM_CONNECTED = 133
+       , NSTAT_SYSINFO_API_SOCK_INET_DGRAM_DNS = 134
+       , NSTAT_SYSINFO_API_SOCK_INET_DGRAM_NO_DATA = 135
+
+       , NSTAT_SYSINFO_API_SOCK_INET6_STREAM= 136
+       , NSTAT_SYSINFO_API_SOCK_INET6_DGRAM = 137
+       , NSTAT_SYSINFO_API_SOCK_INET6_DGRAM_CONNECTED = 138
+       , NSTAT_SYSINFO_API_SOCK_INET6_DGRAM_DNS = 139
+       , NSTAT_SYSINFO_API_SOCK_INET6_DGRAM_NO_DATA = 140
+
+       , NSTAT_SYSINFO_API_SOCK_INET_MCAST_JOIN = 141
+       , NSTAT_SYSINFO_API_SOCK_INET_MCAST_JOIN_OS = 142
+
+       , NSTAT_SYSINFO_API_SOCK_INET6_STREAM_EXTHDR_IN = 143
+       , NSTAT_SYSINFO_API_SOCK_INET6_STREAM_EXTHDR_OUT = 144
+       , NSTAT_SYSINFO_API_SOCK_INET6_DGRAM_EXTHDR_IN = 145
+       , NSTAT_SYSINFO_API_SOCK_INET6_DGRAM_EXTHDR_OUT = 146
+
+       , NSTAT_SYSINFO_API_NEXUS_FLOW_INET_STREAM = 147
+       , NSTAT_SYSINFO_API_NEXUS_FLOW_INET_DATAGRAM = 148
+
+       , NSTAT_SYSINFO_API_NEXUS_FLOW_INET6_STREAM = 149
+       , NSTAT_SYSINFO_API_NEXUS_FLOW_INET6_DATAGRAM = 150
+
+       , NSTAT_SYSINFO_API_IFNET_ALLOC = 151
+       , NSTAT_SYSINFO_API_IFNET_ALLOC_OS = 152
+
+       , NSTAT_SYSINFO_API_PF_ADDRULE = 153
+       , NSTAT_SYSINFO_API_PF_ADDRULE_OS = 154
+
+       , NSTAT_SYSINFO_API_VMNET_START = 155
+
+       , NSTAT_SYSINFO_API_IF_NETAGENT_ENABLED = 156
+
+       , NSTAT_SYSINFO_API_REPORT_INTERVAL = 157
+
+       , NSTAT_SYSINFO_MPTCP_HANDOVER_ATTEMPT = 158
+       , NSTAT_SYSINFO_MPTCP_INTERACTIVE_ATTEMPT = 159
+       , NSTAT_SYSINFO_MPTCP_AGGREGATE_ATTEMPT = 160
+       , NSTAT_SYSINFO_MPTCP_FP_HANDOVER_ATTEMPT = 161 /* _FP_ stands for first-party */
+       , NSTAT_SYSINFO_MPTCP_FP_INTERACTIVE_ATTEMPT = 162
+       , NSTAT_SYSINFO_MPTCP_FP_AGGREGATE_ATTEMPT = 163
+       , NSTAT_SYSINFO_MPTCP_HEURISTIC_FALLBACK = 164
+       , NSTAT_SYSINFO_MPTCP_FP_HEURISTIC_FALLBACK = 165
+       , NSTAT_SYSINFO_MPTCP_HANDOVER_SUCCESS_WIFI = 166
+       , NSTAT_SYSINFO_MPTCP_HANDOVER_SUCCESS_CELL = 167
+       , NSTAT_SYSINFO_MPTCP_INTERACTIVE_SUCCESS = 168
+       , NSTAT_SYSINFO_MPTCP_AGGREGATE_SUCCESS = 169
+       , NSTAT_SYSINFO_MPTCP_FP_HANDOVER_SUCCESS_WIFI = 170
+       , NSTAT_SYSINFO_MPTCP_FP_HANDOVER_SUCCESS_CELL = 171
+       , NSTAT_SYSINFO_MPTCP_FP_INTERACTIVE_SUCCESS = 172
+       , NSTAT_SYSINFO_MPTCP_FP_AGGREGATE_SUCCESS = 173
+       , NSTAT_SYSINFO_MPTCP_HANDOVER_CELL_FROM_WIFI = 174
+       , NSTAT_SYSINFO_MPTCP_HANDOVER_WIFI_FROM_CELL = 175
+       , NSTAT_SYSINFO_MPTCP_INTERACTIVE_CELL_FROM_WIFI = 176
+       , NSTAT_SYSINFO_MPTCP_HANDOVER_CELL_BYTES = 177
+       , NSTAT_SYSINFO_MPTCP_INTERACTIVE_CELL_BYTES = 178
+       , NSTAT_SYSINFO_MPTCP_AGGREGATE_CELL_BYTES = 179
+       , NSTAT_SYSINFO_MPTCP_HANDOVER_ALL_BYTES = 180
+       , NSTAT_SYSINFO_MPTCP_INTERACTIVE_ALL_BYTES = 181
+       , NSTAT_SYSINFO_MPTCP_AGGREGATE_ALL_BYTES = 182
+       , NSTAT_SYSINFO_MPTCP_BACK_TO_WIFI = 183
+       , NSTAT_SYSINFO_MPTCP_WIFI_PROXY = 184
+       , NSTAT_SYSINFO_MPTCP_CELL_PROXY = 185
+       , NSTAT_SYSINFO_ECN_IFNET_FALLBACK_SYNRST = 186
+       , NSTAT_SYSINFO_MPTCP_TRIGGERED_CELL = 187
 
 // NSTAT_SYSINFO_ENUM_VERSION must be updated any time a value is added
-#define        NSTAT_SYSINFO_ENUM_VERSION      20180416
+#define NSTAT_SYSINFO_ENUM_VERSION      20180416
 };
 
-#define        NSTAT_SYSINFO_API_FIRST NSTAT_SYSINFO_API_IF_FLTR_ATTACH
-#define        NSTAT_SYSINFO_API_LAST  NSTAT_SYSINFO_API_REPORT_INTERVAL
+#define NSTAT_SYSINFO_API_FIRST NSTAT_SYSINFO_API_IF_FLTR_ATTACH
+#define NSTAT_SYSINFO_API_LAST  NSTAT_SYSINFO_API_REPORT_INTERVAL
 
 #pragma mark -- Network Statistics Providers --
 
 
 // Interface properties
 
-#define NSTAT_IFNET_IS_UNKNOWN_TYPE      0x01
-#define NSTAT_IFNET_IS_LOOPBACK          0x02
-#define NSTAT_IFNET_IS_CELLULAR          0x04
-#define NSTAT_IFNET_IS_WIFI              0x08
-#define NSTAT_IFNET_IS_WIRED             0x10
-#define NSTAT_IFNET_IS_AWDL              0x20
-#define NSTAT_IFNET_IS_EXPENSIVE         0x40
-#define NSTAT_IFNET_IS_VPN               0x80
-#define NSTAT_IFNET_VIA_CELLFALLBACK     0x100
+#define NSTAT_IFNET_IS_UNKNOWN_TYPE      0x0001
+#define NSTAT_IFNET_IS_LOOPBACK          0x0002
+#define NSTAT_IFNET_IS_CELLULAR          0x0004
+#define NSTAT_IFNET_IS_WIFI              0x0008
+#define NSTAT_IFNET_IS_WIRED             0x0010
+#define NSTAT_IFNET_IS_AWDL              0x0020
+#define NSTAT_IFNET_IS_EXPENSIVE         0x0040
+#define NSTAT_IFNET_IS_VPN               0x0080
+#define NSTAT_IFNET_VIA_CELLFALLBACK     0x0100
+#define NSTAT_IFNET_IS_COMPANIONLINK     0x0200
+#define NSTAT_IFNET_IS_CONSTRAINED       0x0400
+// The following local and non-local flags are set only if fully known
+// They are mutually exclusive but there is no guarantee that one or the other will be set
+#define NSTAT_IFNET_IS_LOCAL             0x0800
+#define NSTAT_IFNET_IS_NON_LOCAL         0x1000
 // Temporary properties of use for bringing up userland providers
-#define NSTAT_IFNET_ROUTE_VALUE_UNOBTAINABLE      0x1000
-#define NSTAT_IFNET_FLOWSWITCH_VALUE_UNOBTAINABLE 0x2000
-
-
-enum
-{
-       NSTAT_PROVIDER_NONE     = 0
-       ,NSTAT_PROVIDER_ROUTE   = 1
-       ,NSTAT_PROVIDER_TCP_KERNEL      = 2
-       ,NSTAT_PROVIDER_TCP_USERLAND = 3
-       ,NSTAT_PROVIDER_UDP_KERNEL      = 4
-       ,NSTAT_PROVIDER_UDP_USERLAND = 5
-       ,NSTAT_PROVIDER_IFNET   = 6
-       ,NSTAT_PROVIDER_SYSINFO = 7
-};
-#define NSTAT_PROVIDER_LAST NSTAT_PROVIDER_SYSINFO
+#define NSTAT_IFNET_ROUTE_VALUE_UNOBTAINABLE      0x2000
+#define NSTAT_IFNET_FLOWSWITCH_VALUE_UNOBTAINABLE 0x4000
+
+
+typedef enum {
+       NSTAT_PROVIDER_NONE           = 0
+       , NSTAT_PROVIDER_ROUTE        = 1
+       , NSTAT_PROVIDER_TCP_KERNEL   = 2
+       , NSTAT_PROVIDER_TCP_USERLAND = 3
+       , NSTAT_PROVIDER_UDP_KERNEL   = 4
+       , NSTAT_PROVIDER_UDP_USERLAND = 5
+       , NSTAT_PROVIDER_IFNET        = 6
+       , NSTAT_PROVIDER_SYSINFO      = 7
+       , NSTAT_PROVIDER_QUIC_USERLAND = 8
+} nstat_provider_type_t;
+#define NSTAT_PROVIDER_LAST NSTAT_PROVIDER_QUIC_USERLAND
 #define NSTAT_PROVIDER_COUNT (NSTAT_PROVIDER_LAST+1)
 
-typedef struct nstat_route_add_param
-{
-       union
-       {
-               struct sockaddr_in      v4;
-               struct sockaddr_in6     v6;
+typedef struct nstat_route_add_param {
+       union{
+               struct sockaddr_in      v4;
+               struct sockaddr_in6     v6;
        } dst;
-       union
-       {
-               struct sockaddr_in      v4;
-               struct sockaddr_in6     v6;
+       union{
+               struct sockaddr_in      v4;
+               struct sockaddr_in6     v6;
        } mask;
-       u_int32_t       ifindex;
+       u_int32_t       ifindex;
 } nstat_route_add_param;
 
-typedef struct nstat_tcp_add_param
-{
-       union
-       {
-               struct sockaddr_in      v4;
-               struct sockaddr_in6     v6;
+typedef struct nstat_tcp_add_param {
+       union{
+               struct sockaddr_in      v4;
+               struct sockaddr_in6     v6;
        } local;
-       union
-       {
-               struct sockaddr_in      v4;
-               struct sockaddr_in6     v6;
+       union{
+               struct sockaddr_in      v4;
+               struct sockaddr_in6     v6;
        } remote;
 } nstat_tcp_add_param;
 
-typedef struct nstat_tcp_descriptor
-{
-       u_int64_t       upid __attribute__((aligned(sizeof(u_int64_t))));
-       u_int64_t       eupid __attribute__((aligned(sizeof(u_int64_t))));
-       u_int64_t       start_timestamp __attribute__((aligned(sizeof(u_int64_t))));
-       u_int64_t       timestamp __attribute__((aligned(sizeof(u_int64_t))));
+typedef struct nstat_tcp_descriptor {
+       u_int64_t       upid __attribute__((aligned(sizeof(u_int64_t))));
+       u_int64_t       eupid __attribute__((aligned(sizeof(u_int64_t))));
+       u_int64_t       start_timestamp __attribute__((aligned(sizeof(u_int64_t))));
+       u_int64_t       timestamp __attribute__((aligned(sizeof(u_int64_t))));
 
        activity_bitmap_t activity_bitmap;
 
-       u_int32_t       ifindex;
-       u_int32_t       state;
-
-       u_int32_t       sndbufsize;
-       u_int32_t       sndbufused;
-       u_int32_t       rcvbufsize;
-       u_int32_t       rcvbufused;
-       u_int32_t       txunacked;
-       u_int32_t       txwindow;
-       u_int32_t       txcwindow;
-       u_int32_t       traffic_class;
-       u_int32_t       traffic_mgt_flags;
-
-       u_int32_t       pid;
-       u_int32_t       epid;
-
-       union
-       {
-               struct sockaddr_in      v4;
-               struct sockaddr_in6     v6;
+       u_int32_t       ifindex;
+       u_int32_t       state;
+
+       u_int32_t       sndbufsize;
+       u_int32_t       sndbufused;
+       u_int32_t       rcvbufsize;
+       u_int32_t       rcvbufused;
+       u_int32_t       txunacked;
+       u_int32_t       txwindow;
+       u_int32_t       txcwindow;
+       u_int32_t       traffic_class;
+       u_int32_t       traffic_mgt_flags;
+
+       u_int32_t       pid;
+       u_int32_t       epid;
+
+       union{
+               struct sockaddr_in      v4;
+               struct sockaddr_in6     v6;
        } local;
 
-       union
-       {
-               struct sockaddr_in      v4;
-               struct sockaddr_in6     v6;
+       union{
+               struct sockaddr_in      v4;
+               struct sockaddr_in6     v6;
        } remote;
 
-       char            cc_algo[16];
-       char            pname[64];
+       char            cc_algo[16];
+       char            pname[64];
 
-       uuid_t          uuid;
-       uuid_t          euuid;
-       uuid_t          vuuid;
+       uuid_t          uuid;
+       uuid_t          euuid;
+       uuid_t          vuuid;
        union {
                struct tcp_conn_status connstatus;
                // On armv7k, tcp_conn_status is 1 byte instead of 4
-               uint8_t                                 __pad_connstatus[4];
+               uint8_t                                 __pad_connstatus[4];
        };
-       uint16_t        ifnet_properties        __attribute__((aligned(4)));
+       uint16_t        ifnet_properties        __attribute__((aligned(4)));
 
-       u_int8_t        reserved[6];
+       u_int8_t        reserved[6];
 } nstat_tcp_descriptor;
 
-typedef struct nstat_tcp_add_param     nstat_udp_add_param;
+typedef struct nstat_tcp_add_param      nstat_udp_add_param;
 
-typedef struct nstat_udp_descriptor
-{
-       u_int64_t       upid __attribute__((aligned(sizeof(u_int64_t))));
-       u_int64_t       eupid __attribute__((aligned(sizeof(u_int64_t))));
-       u_int64_t       start_timestamp __attribute__((aligned(sizeof(u_int64_t))));
-       u_int64_t       timestamp __attribute__((aligned(sizeof(u_int64_t))));
+typedef struct nstat_udp_descriptor {
+       u_int64_t       upid __attribute__((aligned(sizeof(u_int64_t))));
+       u_int64_t       eupid __attribute__((aligned(sizeof(u_int64_t))));
+       u_int64_t       start_timestamp __attribute__((aligned(sizeof(u_int64_t))));
+       u_int64_t       timestamp __attribute__((aligned(sizeof(u_int64_t))));
 
        activity_bitmap_t activity_bitmap;
 
-       union
-       {
-               struct sockaddr_in      v4;
-               struct sockaddr_in6     v6;
+       union{
+               struct sockaddr_in      v4;
+               struct sockaddr_in6     v6;
        } local;
 
-       union
-       {
-               struct sockaddr_in      v4;
-               struct sockaddr_in6     v6;
+       union{
+               struct sockaddr_in      v4;
+               struct sockaddr_in6     v6;
        } remote;
 
-       u_int32_t       ifindex;
+       u_int32_t       ifindex;
 
-       u_int32_t       rcvbufsize;
-       u_int32_t       rcvbufused;
-       u_int32_t       traffic_class;
+       u_int32_t       rcvbufsize;
+       u_int32_t       rcvbufused;
+       u_int32_t       traffic_class;
 
-       u_int32_t       pid;
-       char            pname[64];
-       u_int32_t       epid;
+       u_int32_t       pid;
+       char            pname[64];
+       u_int32_t       epid;
 
-       uuid_t          uuid;
-       uuid_t          euuid;
-       uuid_t          vuuid;
-       uint16_t        ifnet_properties;
+       uuid_t          uuid;
+       uuid_t          euuid;
+       uuid_t          vuuid;
+       uint16_t        ifnet_properties;
 
-       u_int8_t        reserved[6];
+       u_int8_t        reserved[6];
 } nstat_udp_descriptor;
 
-typedef struct nstat_route_descriptor
-{
-       u_int64_t       id __attribute__((aligned(sizeof(u_int64_t))));
-       u_int64_t       parent_id __attribute__((aligned(sizeof(u_int64_t))));
-       u_int64_t       gateway_id __attribute__((aligned(sizeof(u_int64_t))));
-
-       union
-       {
-               struct sockaddr_in      v4;
-               struct sockaddr_in6     v6;
-               struct sockaddr         sa;
+/*
+ * XXX For now just typedef'ing TCP Nstat descriptor to nstat_quic_descriptor
+ * as for now they report very similar data.
+ * Later when we extend the QUIC descriptor we can just declare its own
+ * descriptor struct.
+ */
+typedef struct nstat_tcp_add_param      nstat_quic_add_param;
+typedef struct nstat_tcp_descriptor     nstat_quic_descriptor;
+
+typedef struct nstat_route_descriptor {
+       u_int64_t       id __attribute__((aligned(sizeof(u_int64_t))));
+       u_int64_t       parent_id __attribute__((aligned(sizeof(u_int64_t))));
+       u_int64_t       gateway_id __attribute__((aligned(sizeof(u_int64_t))));
+
+       union{
+               struct sockaddr_in      v4;
+               struct sockaddr_in6     v6;
+               struct sockaddr         sa;
        } dst;
 
-       union
-       {
-               struct sockaddr_in      v4;
-               struct sockaddr_in6     v6;
-               struct sockaddr         sa;
+       union{
+               struct sockaddr_in      v4;
+               struct sockaddr_in6     v6;
+               struct sockaddr         sa;
        } mask;
 
-       union
-       {
-               struct sockaddr_in      v4;
-               struct sockaddr_in6     v6;
-               struct sockaddr         sa;
+       union{
+               struct sockaddr_in      v4;
+               struct sockaddr_in6     v6;
+               struct sockaddr         sa;
        } gateway;
 
-       u_int32_t       ifindex;
-       u_int32_t       flags;
+       u_int32_t       ifindex;
+       u_int32_t       flags;
 
-       u_int8_t        reserved[4];
+       u_int8_t        reserved[4];
 } nstat_route_descriptor;
 
-typedef struct nstat_ifnet_add_param
-{
-       u_int64_t       threshold __attribute__((aligned(sizeof(u_int64_t))));
-       u_int32_t       ifindex;
+typedef struct nstat_ifnet_add_param {
+       u_int64_t       threshold __attribute__((aligned(sizeof(u_int64_t))));
+       u_int32_t       ifindex;
 
-       u_int8_t        reserved[4];
+       u_int8_t        reserved[4];
 } nstat_ifnet_add_param;
 
-typedef struct nstat_ifnet_desc_cellular_status
-{
+typedef struct nstat_ifnet_desc_cellular_status {
        u_int32_t valid_bitmask; /* indicates which fields are valid */
-#define NSTAT_IFNET_DESC_CELL_LINK_QUALITY_METRIC_VALID                0x1
-#define NSTAT_IFNET_DESC_CELL_UL_EFFECTIVE_BANDWIDTH_VALID     0x2
-#define NSTAT_IFNET_DESC_CELL_UL_MAX_BANDWIDTH_VALID           0x4
-#define NSTAT_IFNET_DESC_CELL_UL_MIN_LATENCY_VALID             0x8
-#define NSTAT_IFNET_DESC_CELL_UL_EFFECTIVE_LATENCY_VALID       0x10
-#define NSTAT_IFNET_DESC_CELL_UL_MAX_LATENCY_VALID             0x20
-#define NSTAT_IFNET_DESC_CELL_UL_RETXT_LEVEL_VALID             0x40
-#define NSTAT_IFNET_DESC_CELL_UL_BYTES_LOST_VALID              0x80
-#define NSTAT_IFNET_DESC_CELL_UL_MIN_QUEUE_SIZE_VALID          0x100
-#define NSTAT_IFNET_DESC_CELL_UL_AVG_QUEUE_SIZE_VALID          0x200
-#define NSTAT_IFNET_DESC_CELL_UL_MAX_QUEUE_SIZE_VALID          0x400
-#define NSTAT_IFNET_DESC_CELL_DL_EFFECTIVE_BANDWIDTH_VALID     0x800
-#define NSTAT_IFNET_DESC_CELL_DL_MAX_BANDWIDTH_VALID           0x1000
-#define NSTAT_IFNET_DESC_CELL_CONFIG_INACTIVITY_TIME_VALID     0x2000
-#define NSTAT_IFNET_DESC_CELL_CONFIG_BACKOFF_TIME_VALID                0x4000
-#define NSTAT_IFNET_DESC_CELL_MSS_RECOMMENDED_VALID            0x8000
+#define NSTAT_IFNET_DESC_CELL_LINK_QUALITY_METRIC_VALID         0x1
+#define NSTAT_IFNET_DESC_CELL_UL_EFFECTIVE_BANDWIDTH_VALID      0x2
+#define NSTAT_IFNET_DESC_CELL_UL_MAX_BANDWIDTH_VALID            0x4
+#define NSTAT_IFNET_DESC_CELL_UL_MIN_LATENCY_VALID              0x8
+#define NSTAT_IFNET_DESC_CELL_UL_EFFECTIVE_LATENCY_VALID        0x10
+#define NSTAT_IFNET_DESC_CELL_UL_MAX_LATENCY_VALID              0x20
+#define NSTAT_IFNET_DESC_CELL_UL_RETXT_LEVEL_VALID              0x40
+#define NSTAT_IFNET_DESC_CELL_UL_BYTES_LOST_VALID               0x80
+#define NSTAT_IFNET_DESC_CELL_UL_MIN_QUEUE_SIZE_VALID           0x100
+#define NSTAT_IFNET_DESC_CELL_UL_AVG_QUEUE_SIZE_VALID           0x200
+#define NSTAT_IFNET_DESC_CELL_UL_MAX_QUEUE_SIZE_VALID           0x400
+#define NSTAT_IFNET_DESC_CELL_DL_EFFECTIVE_BANDWIDTH_VALID      0x800
+#define NSTAT_IFNET_DESC_CELL_DL_MAX_BANDWIDTH_VALID            0x1000
+#define NSTAT_IFNET_DESC_CELL_CONFIG_INACTIVITY_TIME_VALID      0x2000
+#define NSTAT_IFNET_DESC_CELL_CONFIG_BACKOFF_TIME_VALID         0x4000
+#define NSTAT_IFNET_DESC_CELL_MSS_RECOMMENDED_VALID             0x8000
        u_int32_t link_quality_metric;
        u_int32_t ul_effective_bandwidth; /* Measured uplink bandwidth based on
-                                            current activity (bps) */
+                                          *  current activity (bps) */
        u_int32_t ul_max_bandwidth; /* Maximum supported uplink bandwidth
-                                      (bps) */
+                                    *  (bps) */
        u_int32_t ul_min_latency; /* min expected uplink latency for first hop
-                                    (ms) */
+                                  *  (ms) */
        u_int32_t ul_effective_latency; /* current expected uplink latency for
-                                          first hop (ms) */
+                                        *  first hop (ms) */
        u_int32_t ul_max_latency; /* max expected uplink latency first hop
-                                   (ms) */
+                                   (ms) */
        u_int32_t ul_retxt_level; /* Retransmission metric */
-#define NSTAT_IFNET_DESC_CELL_UL_RETXT_LEVEL_NONE      1
-#define NSTAT_IFNET_DESC_CELL_UL_RETXT_LEVEL_LOW       2
-#define NSTAT_IFNET_DESC_CELL_UL_RETXT_LEVEL_MEDIUM    3
-#define NSTAT_IFNET_DESC_CELL_UL_RETXT_LEVEL_HIGH      4
+#define NSTAT_IFNET_DESC_CELL_UL_RETXT_LEVEL_NONE       1
+#define NSTAT_IFNET_DESC_CELL_UL_RETXT_LEVEL_LOW        2
+#define NSTAT_IFNET_DESC_CELL_UL_RETXT_LEVEL_MEDIUM     3
+#define NSTAT_IFNET_DESC_CELL_UL_RETXT_LEVEL_HIGH       4
 
        u_int32_t ul_bytes_lost; /* % of total bytes lost on uplink in Q10
-                                   format */
+                                 *  format */
        u_int32_t ul_min_queue_size; /* minimum bytes in queue */
        u_int32_t ul_avg_queue_size; /* average bytes in queue */
        u_int32_t ul_max_queue_size; /* maximum bytes in queue */
        u_int32_t dl_effective_bandwidth; /* Measured downlink bandwidth based
-                                            on current activity (bps) */
+                                          *  on current activity (bps) */
        u_int32_t dl_max_bandwidth; /* Maximum supported downlink bandwidth
-                                      (bps) */
+                                    *  (bps) */
        u_int32_t config_inactivity_time; /* ms */
        u_int32_t config_backoff_time; /* new connections backoff time in ms */
-#define        NSTAT_IFNET_DESC_MSS_RECOMMENDED_NONE   0x0
-#define        NSTAT_IFNET_DESC_MSS_RECOMMENDED_MEDIUM 0x1
-#define        NSTAT_IFNET_DESC_MSS_RECOMMENDED_LOW    0x2
+#define NSTAT_IFNET_DESC_MSS_RECOMMENDED_NONE   0x0
+#define NSTAT_IFNET_DESC_MSS_RECOMMENDED_MEDIUM 0x1
+#define NSTAT_IFNET_DESC_MSS_RECOMMENDED_LOW    0x2
        u_int16_t mss_recommended; /* recommended MSS */
-       u_int8_t        reserved[2];
+       u_int8_t        reserved[2];
 } nstat_ifnet_desc_cellular_status;
 
 typedef struct nstat_ifnet_desc_wifi_status {
        u_int32_t valid_bitmask;
-#define        NSTAT_IFNET_DESC_WIFI_LINK_QUALITY_METRIC_VALID         0x1
-#define        NSTAT_IFNET_DESC_WIFI_UL_EFFECTIVE_BANDWIDTH_VALID      0x2
-#define        NSTAT_IFNET_DESC_WIFI_UL_MAX_BANDWIDTH_VALID            0x4
-#define        NSTAT_IFNET_DESC_WIFI_UL_MIN_LATENCY_VALID              0x8
-#define        NSTAT_IFNET_DESC_WIFI_UL_EFFECTIVE_LATENCY_VALID        0x10
-#define        NSTAT_IFNET_DESC_WIFI_UL_MAX_LATENCY_VALID              0x20
-#define        NSTAT_IFNET_DESC_WIFI_UL_RETXT_LEVEL_VALID              0x40
-#define        NSTAT_IFNET_DESC_WIFI_UL_ERROR_RATE_VALID               0x80
-#define        NSTAT_IFNET_DESC_WIFI_UL_BYTES_LOST_VALID               0x100
-#define        NSTAT_IFNET_DESC_WIFI_DL_EFFECTIVE_BANDWIDTH_VALID      0x200
-#define        NSTAT_IFNET_DESC_WIFI_DL_MAX_BANDWIDTH_VALID            0x400
-#define        NSTAT_IFNET_DESC_WIFI_DL_MIN_LATENCY_VALID              0x800
-#define        NSTAT_IFNET_DESC_WIFI_DL_EFFECTIVE_LATENCY_VALID        0x1000
-#define        NSTAT_IFNET_DESC_WIFI_DL_MAX_LATENCY_VALID              0x2000
-#define        NSTAT_IFNET_DESC_WIFI_DL_ERROR_RATE_VALID               0x4000
-#define        NSTAT_IFNET_DESC_WIFI_CONFIG_FREQUENCY_VALID            0x8000
-#define        NSTAT_IFNET_DESC_WIFI_CONFIG_MULTICAST_RATE_VALID       0x10000
-#define        NSTAT_IFNET_DESC_WIFI_CONFIG_SCAN_COUNT_VALID           0x20000
-#define        NSTAT_IFNET_DESC_WIFI_CONFIG_SCAN_DURATION_VALID        0x40000
+#define NSTAT_IFNET_DESC_WIFI_LINK_QUALITY_METRIC_VALID         0x1
+#define NSTAT_IFNET_DESC_WIFI_UL_EFFECTIVE_BANDWIDTH_VALID      0x2
+#define NSTAT_IFNET_DESC_WIFI_UL_MAX_BANDWIDTH_VALID            0x4
+#define NSTAT_IFNET_DESC_WIFI_UL_MIN_LATENCY_VALID              0x8
+#define NSTAT_IFNET_DESC_WIFI_UL_EFFECTIVE_LATENCY_VALID        0x10
+#define NSTAT_IFNET_DESC_WIFI_UL_MAX_LATENCY_VALID              0x20
+#define NSTAT_IFNET_DESC_WIFI_UL_RETXT_LEVEL_VALID              0x40
+#define NSTAT_IFNET_DESC_WIFI_UL_ERROR_RATE_VALID               0x80
+#define NSTAT_IFNET_DESC_WIFI_UL_BYTES_LOST_VALID               0x100
+#define NSTAT_IFNET_DESC_WIFI_DL_EFFECTIVE_BANDWIDTH_VALID      0x200
+#define NSTAT_IFNET_DESC_WIFI_DL_MAX_BANDWIDTH_VALID            0x400
+#define NSTAT_IFNET_DESC_WIFI_DL_MIN_LATENCY_VALID              0x800
+#define NSTAT_IFNET_DESC_WIFI_DL_EFFECTIVE_LATENCY_VALID        0x1000
+#define NSTAT_IFNET_DESC_WIFI_DL_MAX_LATENCY_VALID              0x2000
+#define NSTAT_IFNET_DESC_WIFI_DL_ERROR_RATE_VALID               0x4000
+#define NSTAT_IFNET_DESC_WIFI_CONFIG_FREQUENCY_VALID            0x8000
+#define NSTAT_IFNET_DESC_WIFI_CONFIG_MULTICAST_RATE_VALID       0x10000
+#define NSTAT_IFNET_DESC_WIFI_CONFIG_SCAN_COUNT_VALID           0x20000
+#define NSTAT_IFNET_DESC_WIFI_CONFIG_SCAN_DURATION_VALID        0x40000
        u_int32_t link_quality_metric; /* link quality metric */
        u_int32_t ul_effective_bandwidth; /* Measured uplink bandwidth based on
-                                            current activity (bps) */
+                                          *  current activity (bps) */
        u_int32_t ul_max_bandwidth; /* Maximum supported uplink bandwidth
-                                      (bps) */
+                                    *  (bps) */
        u_int32_t ul_min_latency; /* min expected uplink latency for first hop
-                                    (ms) */
+                                  *  (ms) */
        u_int32_t ul_effective_latency; /* current expected uplink latency for
-                                          first hop (ms) */
+                                        *  first hop (ms) */
        u_int32_t ul_max_latency; /* max expected uplink latency for first hop
-                                    (ms) */
+                                  *  (ms) */
        u_int32_t ul_retxt_level; /* Retransmission metric */
-#define NSTAT_IFNET_DESC_WIFI_UL_RETXT_LEVEL_NONE      1
-#define NSTAT_IFNET_DESC_WIFI_UL_RETXT_LEVEL_LOW       2
-#define NSTAT_IFNET_DESC_WIFI_UL_RETXT_LEVEL_MEDIUM    3
-#define NSTAT_IFNET_DESC_WIFI_UL_RETXT_LEVEL_HIGH      4
+#define NSTAT_IFNET_DESC_WIFI_UL_RETXT_LEVEL_NONE       1
+#define NSTAT_IFNET_DESC_WIFI_UL_RETXT_LEVEL_LOW        2
+#define NSTAT_IFNET_DESC_WIFI_UL_RETXT_LEVEL_MEDIUM     3
+#define NSTAT_IFNET_DESC_WIFI_UL_RETXT_LEVEL_HIGH       4
 
        u_int32_t ul_bytes_lost; /* % of total bytes lost on uplink in Q10
-                                   format */
+                                 *  format */
        u_int32_t ul_error_rate; /* % of bytes dropped on uplink after many
-                                   retransmissions in Q10 format */
+                                 *  retransmissions in Q10 format */
        u_int32_t dl_effective_bandwidth; /* Measured downlink bandwidth based
-                                            on current activity (bps) */
+                                          *  on current activity (bps) */
        u_int32_t dl_max_bandwidth; /* Maximum supported downlink bandwidth
-                                      (bps) */
+                                    *  (bps) */
        /*
         * The download latency values indicate the time AP may have to wait
         * for the  driver to receive the packet. These values give the range
@@ -630,319 +628,293 @@ typedef struct nstat_ifnet_desc_wifi_status {
         */
        u_int32_t dl_min_latency; /* min expected latency for first hop in ms */
        u_int32_t dl_effective_latency; /* current expected latency for first
-                                          hop in ms */
+                                        *  hop in ms */
        u_int32_t dl_max_latency; /* max expected latency for first hop in ms */
        u_int32_t dl_error_rate; /* % of CRC or other errors in Q10 format */
        u_int32_t config_frequency; /* 2.4 or 5 GHz */
-#define        NSTAT_IFNET_DESC_WIFI_CONFIG_FREQUENCY_2_4_GHZ  1
-#define        NSTAT_IFNET_DESC_WIFI_CONFIG_FREQUENCY_5_0_GHZ  2
+#define NSTAT_IFNET_DESC_WIFI_CONFIG_FREQUENCY_2_4_GHZ  1
+#define NSTAT_IFNET_DESC_WIFI_CONFIG_FREQUENCY_5_0_GHZ  2
        u_int32_t config_multicast_rate; /* bps */
        u_int32_t scan_count; /* scan count during the previous period */
        u_int32_t scan_duration; /* scan duration in ms */
 } nstat_ifnet_desc_wifi_status;
 
-enum
-{
+enum{
        NSTAT_IFNET_DESC_LINK_STATUS_TYPE_NONE = 0
-       ,NSTAT_IFNET_DESC_LINK_STATUS_TYPE_CELLULAR = 1
-       ,NSTAT_IFNET_DESC_LINK_STATUS_TYPE_WIFI = 2
-       ,NSTAT_IFNET_DESC_LINK_STATUS_TYPE_ETHERNET = 3
+       , NSTAT_IFNET_DESC_LINK_STATUS_TYPE_CELLULAR = 1
+       , NSTAT_IFNET_DESC_LINK_STATUS_TYPE_WIFI = 2
+       , NSTAT_IFNET_DESC_LINK_STATUS_TYPE_ETHERNET = 3
 };
 
-typedef struct nstat_ifnet_desc_link_status
-{
-       u_int32_t       link_status_type;
+typedef struct nstat_ifnet_desc_link_status {
+       u_int32_t       link_status_type;
        union {
-               nstat_ifnet_desc_cellular_status        cellular;
-               nstat_ifnet_desc_wifi_status            wifi;
+               nstat_ifnet_desc_cellular_status        cellular;
+               nstat_ifnet_desc_wifi_status            wifi;
        } u;
 } nstat_ifnet_desc_link_status;
 
-#ifndef        IF_DESCSIZE
-#define        IF_DESCSIZE 128
+#ifndef IF_DESCSIZE
+#define IF_DESCSIZE 128
 #endif
-typedef struct nstat_ifnet_descriptor
-{
-       u_int64_t                       threshold __attribute__((aligned(sizeof(u_int64_t))));
-       u_int32_t                       ifindex;
-       nstat_ifnet_desc_link_status    link_status;
-       unsigned int            type;
-       char                            description[IF_DESCSIZE];
-       char                            name[IFNAMSIZ+1];
-       u_int8_t                        reserved[3];
+typedef struct nstat_ifnet_descriptor {
+       u_int64_t                       threshold __attribute__((aligned(sizeof(u_int64_t))));
+       u_int32_t                       ifindex;
+       nstat_ifnet_desc_link_status    link_status;
+       unsigned int            type;
+       char                            description[IF_DESCSIZE];
+       char                            name[IFNAMSIZ + 1];
+       u_int8_t                        reserved[3];
 } nstat_ifnet_descriptor;
 
-typedef struct nstat_sysinfo_descriptor
-{
-       u_int32_t       flags;
+typedef struct nstat_sysinfo_descriptor {
+       u_int32_t       flags;
 } nstat_sysinfo_descriptor;
 
-typedef struct nstat_sysinfo_add_param
-{
+typedef struct nstat_sysinfo_add_param {
        /* To indicate which system level information should be collected */
-       u_int32_t       flags;
+       u_int32_t       flags;
 } nstat_sysinfo_add_param;
 
-#define        NSTAT_SYSINFO_MBUF_STATS        0x0001
-#define        NSTAT_SYSINFO_TCP_STATS         0x0002
-#define        NSTAT_SYSINFO_IFNET_ECN_STATS   0x0003
-#define        NSTAT_SYSINFO_LIM_STATS         0x0004  /* Low Internet mode stats */
-#define        NSTAT_SYSINFO_NET_API_STATS     0x0005  /* API and KPI stats */
+#define NSTAT_SYSINFO_MBUF_STATS        0x0001
+#define NSTAT_SYSINFO_TCP_STATS         0x0002
+#define NSTAT_SYSINFO_IFNET_ECN_STATS   0x0003
+#define NSTAT_SYSINFO_LIM_STATS         0x0004  /* Low Internet mode stats */
+#define NSTAT_SYSINFO_NET_API_STATS     0x0005  /* API and KPI stats */
 
 #pragma mark -- Network Statistics User Client --
 
-#define        NET_STAT_CONTROL_NAME   "com.apple.network.statistics"
+#define NET_STAT_CONTROL_NAME   "com.apple.network.statistics"
 
-enum
-{
+enum{
        // generic response messages
-       NSTAT_MSG_TYPE_SUCCESS                  = 0
-       ,NSTAT_MSG_TYPE_ERROR                   = 1
-
-       // Requests
-       ,NSTAT_MSG_TYPE_ADD_SRC                         = 1001
-       ,NSTAT_MSG_TYPE_ADD_ALL_SRCS            = 1002
-       ,NSTAT_MSG_TYPE_REM_SRC                         = 1003
-       ,NSTAT_MSG_TYPE_QUERY_SRC                       = 1004
-       ,NSTAT_MSG_TYPE_GET_SRC_DESC            = 1005
-       ,NSTAT_MSG_TYPE_SET_FILTER                      = 1006
-       ,NSTAT_MSG_TYPE_GET_UPDATE                      = 1007
-       ,NSTAT_MSG_TYPE_SUBSCRIBE_SYSINFO       = 1008
-
-       // Responses/Notfications
-       ,NSTAT_MSG_TYPE_SRC_ADDED                               = 10001
-       ,NSTAT_MSG_TYPE_SRC_REMOVED                             = 10002
-       ,NSTAT_MSG_TYPE_SRC_DESC                                = 10003
-       ,NSTAT_MSG_TYPE_SRC_COUNTS                              = 10004
-       ,NSTAT_MSG_TYPE_SYSINFO_COUNTS                  = 10005
-       ,NSTAT_MSG_TYPE_SRC_UPDATE                              = 10006
+       NSTAT_MSG_TYPE_SUCCESS               = 0
+       , NSTAT_MSG_TYPE_ERROR               = 1
+
+           // Requests
+       , NSTAT_MSG_TYPE_ADD_SRC             = 1001
+       , NSTAT_MSG_TYPE_ADD_ALL_SRCS        = 1002
+       , NSTAT_MSG_TYPE_REM_SRC             = 1003
+       , NSTAT_MSG_TYPE_QUERY_SRC           = 1004
+       , NSTAT_MSG_TYPE_GET_SRC_DESC        = 1005
+       , NSTAT_MSG_TYPE_SET_FILTER          = 1006
+       , NSTAT_MSG_TYPE_GET_UPDATE          = 1007
+       , NSTAT_MSG_TYPE_SUBSCRIBE_SYSINFO   = 1008
+
+           // Responses/Notfications
+       , NSTAT_MSG_TYPE_SRC_ADDED           = 10001
+       , NSTAT_MSG_TYPE_SRC_REMOVED         = 10002
+       , NSTAT_MSG_TYPE_SRC_DESC            = 10003
+       , NSTAT_MSG_TYPE_SRC_COUNTS          = 10004
+       , NSTAT_MSG_TYPE_SYSINFO_COUNTS      = 10005
+       , NSTAT_MSG_TYPE_SRC_UPDATE          = 10006
 };
 
-enum
-{
-       NSTAT_SRC_REF_ALL       = 0xffffffffffffffffULL
-       ,NSTAT_SRC_REF_INVALID  = 0
+enum{
+       NSTAT_SRC_REF_ALL       = 0xffffffffffffffffULL
+       , NSTAT_SRC_REF_INVALID  = 0
 };
 
 /* Source-level filters */
-enum
-{
+enum{
        NSTAT_FILTER_NOZEROBYTES             = 0x00000001
 };
 
 /* Provider-level filters */
-enum
-{
-       NSTAT_FILTER_ACCEPT_UNKNOWN          = 0x00000001
-       ,NSTAT_FILTER_ACCEPT_LOOPBACK        = 0x00000002
-       ,NSTAT_FILTER_ACCEPT_CELLULAR        = 0x00000004
-       ,NSTAT_FILTER_ACCEPT_WIFI            = 0x00000008
-       ,NSTAT_FILTER_ACCEPT_WIRED           = 0x00000010
-       ,NSTAT_FILTER_ACCEPT_AWDL            = 0x00000020
-       ,NSTAT_FILTER_ACCEPT_EXPENSIVE       = 0x00000040
-       ,NSTAT_FILTER_ACCEPT_CELLFALLBACK    = 0x00000100
-       ,NSTAT_FILTER_IFNET_FLAGS            = 0x00000FFF
-
-       ,NSTAT_FILTER_TCP_NO_LISTENER        = 0x00001000
-       ,NSTAT_FILTER_TCP_ONLY_LISTENER      = 0x00002000
-       ,NSTAT_FILTER_TCP_INTERFACE_ATTACH   = 0x00004000
-       ,NSTAT_FILTER_TCP_NO_EARLY_CLOSE     = 0x00008000
-       ,NSTAT_FILTER_TCP_FLAGS              = 0x0000F000
-
-       ,NSTAT_FILTER_UDP_INTERFACE_ATTACH   = 0x00010000
-       ,NSTAT_FILTER_UDP_FLAGS              = 0x000F0000
-
-       ,NSTAT_FILTER_SUPPRESS_SRC_ADDED     = 0x00100000
-       ,NSTAT_FILTER_REQUIRE_SRC_ADDED      = 0x00200000
-       ,NSTAT_FILTER_PROVIDER_NOZEROBYTES   = 0x00400000
-
-       ,NSTAT_FILTER_SPECIFIC_USER_BY_PID   = 0x01000000
-       ,NSTAT_FILTER_SPECIFIC_USER_BY_EPID  = 0x02000000
-       ,NSTAT_FILTER_SPECIFIC_USER_BY_UUID  = 0x04000000
-       ,NSTAT_FILTER_SPECIFIC_USER_BY_EUUID = 0x08000000
-       ,NSTAT_FILTER_SPECIFIC_USER          = 0x0F000000
+enum{
+       NSTAT_FILTER_ACCEPT_UNKNOWN           = 0x00000001
+       , NSTAT_FILTER_ACCEPT_LOOPBACK        = 0x00000002
+       , NSTAT_FILTER_ACCEPT_CELLULAR        = 0x00000004
+       , NSTAT_FILTER_ACCEPT_WIFI            = 0x00000008
+       , NSTAT_FILTER_ACCEPT_WIRED           = 0x00000010
+       , NSTAT_FILTER_ACCEPT_AWDL            = 0x00000020
+       , NSTAT_FILTER_ACCEPT_EXPENSIVE       = 0x00000040
+       , NSTAT_FILTER_ACCEPT_CELLFALLBACK    = 0x00000100
+       , NSTAT_FILTER_ACCEPT_COMPANIONLINK   = 0x00000200
+       , NSTAT_FILTER_ACCEPT_IS_CONSTRAINED  = 0x00000400
+       , NSTAT_FILTER_ACCEPT_IS_LOCAL        = 0x00000800
+       , NSTAT_FILTER_ACCEPT_IS_NON_LOCAL    = 0x00001000
+       , NSTAT_FILTER_IFNET_FLAGS            = 0x00001FFF
+
+       , NSTAT_FILTER_TCP_INTERFACE_ATTACH   = 0x00004000
+       , NSTAT_FILTER_TCP_NO_EARLY_CLOSE     = 0x00008000
+       , NSTAT_FILTER_TCP_FLAGS              = 0x0000C000
+
+       , NSTAT_FILTER_UDP_INTERFACE_ATTACH   = 0x00010000
+       , NSTAT_FILTER_UDP_FLAGS              = 0x000F0000
+
+       , NSTAT_FILTER_SUPPRESS_SRC_ADDED     = 0x00100000
+       , NSTAT_FILTER_REQUIRE_SRC_ADDED      = 0x00200000
+       , NSTAT_FILTER_PROVIDER_NOZEROBYTES   = 0x00400000
+
+       , NSTAT_FILTER_SPECIFIC_USER_BY_PID   = 0x01000000
+       , NSTAT_FILTER_SPECIFIC_USER_BY_EPID  = 0x02000000
+       , NSTAT_FILTER_SPECIFIC_USER_BY_UUID  = 0x04000000
+       , NSTAT_FILTER_SPECIFIC_USER_BY_EUUID = 0x08000000
+       , NSTAT_FILTER_SPECIFIC_USER          = 0x0F000000
 };
 
-enum
-{
-       NSTAT_MSG_HDR_FLAG_SUPPORTS_AGGREGATE   = 1 << 0,
-       NSTAT_MSG_HDR_FLAG_CONTINUATION         = 1 << 1,
-       NSTAT_MSG_HDR_FLAG_CLOSING              = 1 << 2,
+enum{
+       NSTAT_MSG_HDR_FLAG_SUPPORTS_AGGREGATE   = 1 << 0,
+       NSTAT_MSG_HDR_FLAG_CONTINUATION         = 1 << 1,
+       NSTAT_MSG_HDR_FLAG_CLOSING              = 1 << 2,
 };
 
-typedef struct nstat_msg_hdr
-{
-       u_int64_t       context __attribute__((aligned(sizeof(u_int64_t))));
-       u_int32_t       type;
-       u_int16_t       length;
-       u_int16_t       flags;
+typedef struct nstat_msg_hdr {
+       u_int64_t       context __attribute__((aligned(sizeof(u_int64_t))));
+       u_int32_t       type;
+       u_int16_t       length;
+       u_int16_t       flags;
 } nstat_msg_hdr;
 
-typedef struct nstat_msg_error
-{
-       nstat_msg_hdr   hdr;
-       u_int32_t               error;  // errno error
-       u_int8_t                reserved[4];
+typedef struct nstat_msg_error {
+       nstat_msg_hdr   hdr;
+       u_int32_t               error;  // errno error
+       u_int8_t                reserved[4];
 } nstat_msg_error;
 
-#define NSTAT_ADD_SRC_FIELDS           \
-       nstat_msg_hdr           hdr;            \
-       nstat_provider_id_t     provider;       \
-       u_int8_t                        reserved[4]     \
+#define NSTAT_ADD_SRC_FIELDS            \
+       nstat_msg_hdr           hdr;            \
+       nstat_provider_id_t     provider;       \
+       u_int8_t                        reserved[4]     \
 
-typedef struct nstat_msg_add_src
-{
+typedef struct nstat_msg_add_src {
        NSTAT_ADD_SRC_FIELDS;
-       u_int8_t        param[];
+       u_int8_t        param[];
 } nstat_msg_add_src_req;
 
-typedef struct nstat_msg_add_src_header
-{
+typedef struct nstat_msg_add_src_header {
        NSTAT_ADD_SRC_FIELDS;
 } nstat_msg_add_src_header;
 
-typedef struct nstat_msg_add_src_convenient
-{
-       nstat_msg_add_src_header        hdr;
+typedef struct nstat_msg_add_src_convenient {
+       nstat_msg_add_src_header        hdr;
        union {
-               nstat_route_add_param   route;
-               nstat_tcp_add_param             tcp;
-               nstat_udp_add_param             udp;
-               nstat_ifnet_add_param   ifnet;
-               nstat_sysinfo_add_param sysinfo;
+               nstat_route_add_param   route;
+               nstat_tcp_add_param             tcp;
+               nstat_udp_add_param             udp;
+               nstat_ifnet_add_param   ifnet;
+               nstat_sysinfo_add_param sysinfo;
        };
 } nstat_msg_add_src_convenient;
 
 #undef NSTAT_ADD_SRC_FIELDS
 
-typedef struct nstat_msg_add_all_srcs
-{
-       nstat_msg_hdr           hdr;
-       u_int64_t                       filter __attribute__((aligned(sizeof(u_int64_t))));
-       nstat_event_flags_t     events __attribute__((aligned(sizeof(u_int64_t))));
-       nstat_provider_id_t     provider;
-       pid_t                           target_pid;
-       uuid_t                          target_uuid;
+typedef struct nstat_msg_add_all_srcs {
+       nstat_msg_hdr           hdr;
+       u_int64_t               filter __attribute__((aligned(sizeof(u_int64_t))));
+       nstat_event_flags_t     events __attribute__((aligned(sizeof(u_int64_t))));
+       nstat_provider_id_t     provider;
+       pid_t                   target_pid;
+       uuid_t                  target_uuid;
 } nstat_msg_add_all_srcs;
 
-typedef struct nstat_msg_src_added
-{
-       nstat_msg_hdr           hdr;
-       nstat_src_ref_t         srcref __attribute__((aligned(sizeof(u_int64_t))));
-       nstat_provider_id_t     provider;
-       u_int8_t                        reserved[4];
+typedef struct nstat_msg_src_added {
+       nstat_msg_hdr           hdr;
+       nstat_src_ref_t         srcref __attribute__((aligned(sizeof(u_int64_t))));
+       nstat_provider_id_t     provider;
+       u_int8_t                reserved[4];
 } nstat_msg_src_added;
 
-typedef struct nstat_msg_rem_src
-{
-       nstat_msg_hdr           hdr;
-       nstat_src_ref_t         srcref __attribute__((aligned(sizeof(u_int64_t))));
+typedef struct nstat_msg_rem_src {
+       nstat_msg_hdr           hdr;
+       nstat_src_ref_t         srcref __attribute__((aligned(sizeof(u_int64_t))));
 } nstat_msg_rem_src_req;
 
-typedef struct nstat_msg_get_src_description
-{
-       nstat_msg_hdr           hdr;
-       nstat_src_ref_t         srcref __attribute__((aligned(sizeof(u_int64_t))));
+typedef struct nstat_msg_get_src_description {
+       nstat_msg_hdr           hdr;
+       nstat_src_ref_t         srcref __attribute__((aligned(sizeof(u_int64_t))));
 } nstat_msg_get_src_description;
 
-typedef struct nstat_msg_set_filter
-{
-       nstat_msg_hdr           hdr;
-       nstat_src_ref_t         srcref __attribute__((aligned(sizeof(u_int64_t))));
-       u_int32_t                       filter;
-       u_int8_t                        reserved[4];
+typedef struct nstat_msg_set_filter {
+       nstat_msg_hdr           hdr;
+       nstat_src_ref_t         srcref __attribute__((aligned(sizeof(u_int64_t))));
+       u_int32_t               filter;
+       u_int8_t                reserved[4];
 } nstat_msg_set_filter;
 
-#define NSTAT_SRC_DESCRIPTION_FIELDS                                                                                           \
-       nstat_msg_hdr           hdr;                                                                                                            \
-       nstat_src_ref_t         srcref __attribute__((aligned(sizeof(u_int64_t))));                     \
-       nstat_event_flags_t     event_flags __attribute__((aligned(sizeof(u_int64_t))));        \
-       nstat_provider_id_t     provider;                                                                                                       \
+#define NSTAT_SRC_DESCRIPTION_FIELDS                                                                                            \
+       nstat_msg_hdr           hdr;                                                                                                            \
+       nstat_src_ref_t         srcref __attribute__((aligned(sizeof(u_int64_t))));                     \
+       nstat_event_flags_t     event_flags __attribute__((aligned(sizeof(u_int64_t))));        \
+       nstat_provider_id_t     provider;                                                                                                       \
        u_int8_t                        reserved[4]
 
-typedef struct nstat_msg_src_description
-{
+typedef struct nstat_msg_src_description {
        NSTAT_SRC_DESCRIPTION_FIELDS;
-       u_int8_t        data[];
+       u_int8_t        data[];
 } nstat_msg_src_description;
 
-typedef struct nstat_msg_src_description_header
-{
+typedef struct nstat_msg_src_description_header {
        NSTAT_SRC_DESCRIPTION_FIELDS;
 } nstat_msg_src_description_header;
 
-typedef struct nstat_msg_src_description_convenient
-{
-       nstat_msg_src_description_header        hdr;
+typedef struct nstat_msg_src_description_convenient {
+       nstat_msg_src_description_header    hdr;
        union {
-               nstat_tcp_descriptor                    tcp;
-               nstat_udp_descriptor                    udp;
-               nstat_route_descriptor                  route;
-               nstat_ifnet_descriptor                  ifnet;
-               nstat_sysinfo_descriptor                sysinfo;
+               nstat_tcp_descriptor            tcp;
+               nstat_udp_descriptor            udp;
+               nstat_route_descriptor          route;
+               nstat_ifnet_descriptor          ifnet;
+               nstat_sysinfo_descriptor        sysinfo;
+               nstat_quic_descriptor           quic;
        };
 } nstat_msg_src_description_convenient;
 
 #undef NSTAT_SRC_DESCRIPTION_FIELDS
 
-typedef struct nstat_msg_query_src
-{
-       nstat_msg_hdr           hdr;
-       nstat_src_ref_t         srcref __attribute__((aligned(sizeof(u_int64_t))));
+typedef struct nstat_msg_query_src {
+       nstat_msg_hdr           hdr;
+       nstat_src_ref_t         srcref __attribute__((aligned(sizeof(u_int64_t))));
 } nstat_msg_query_src_req;
 
-typedef struct nstat_msg_src_counts
-{
-       nstat_msg_hdr           hdr;
-       nstat_src_ref_t         srcref __attribute__((aligned(sizeof(u_int64_t))));
-       nstat_event_flags_t     event_flags __attribute__((aligned(sizeof(u_int64_t))));
-       nstat_counts            counts;
+typedef struct nstat_msg_src_counts {
+       nstat_msg_hdr           hdr;
+       nstat_src_ref_t         srcref __attribute__((aligned(sizeof(u_int64_t))));
+       nstat_event_flags_t     event_flags __attribute__((aligned(sizeof(u_int64_t))));
+       nstat_counts            counts;
 } nstat_msg_src_counts;
 
-#define NSTAT_SRC_UPDATE_FIELDS                                                                                                        \
-       nstat_msg_hdr           hdr;                                                                                                            \
-       nstat_src_ref_t         srcref __attribute__((aligned(sizeof(u_int64_t))));                     \
-       nstat_event_flags_t     event_flags __attribute__((aligned(sizeof(u_int64_t))));        \
-       nstat_counts            counts;                                                                                                         \
-       nstat_provider_id_t     provider;                                                                                                       \
+#define NSTAT_SRC_UPDATE_FIELDS                                                                                                         \
+       nstat_msg_hdr           hdr;                                                                                                            \
+       nstat_src_ref_t         srcref __attribute__((aligned(sizeof(u_int64_t))));                     \
+       nstat_event_flags_t     event_flags __attribute__((aligned(sizeof(u_int64_t))));        \
+       nstat_counts            counts;                                                                                                         \
+       nstat_provider_id_t     provider;                                                                                                       \
        u_int8_t                        reserved[4]
 
-typedef struct nstat_msg_src_update
-{
+typedef struct nstat_msg_src_update {
        NSTAT_SRC_UPDATE_FIELDS;
-       u_int8_t        data[];
+       u_int8_t        data[];
 } nstat_msg_src_update;
 
-typedef struct nstat_msg_src_update_hdr
-{
+typedef struct nstat_msg_src_update_hdr {
        NSTAT_SRC_UPDATE_FIELDS;
 } nstat_msg_src_update_hdr;
 
-typedef struct nstat_msg_src_update_convenient
-{
-       nstat_msg_src_update_hdr                hdr;
+typedef struct nstat_msg_src_update_convenient {
+       nstat_msg_src_update_hdr                hdr;
        union {
-               nstat_tcp_descriptor            tcp;
-               nstat_udp_descriptor            udp;
-               nstat_route_descriptor          route;
-               nstat_ifnet_descriptor          ifnet;
-               nstat_sysinfo_descriptor        sysinfo;
+               nstat_tcp_descriptor            tcp;
+               nstat_udp_descriptor            udp;
+               nstat_route_descriptor          route;
+               nstat_ifnet_descriptor          ifnet;
+               nstat_sysinfo_descriptor        sysinfo;
+               nstat_quic_descriptor           quic;
        };
 } nstat_msg_src_update_convenient;
 
 #undef NSTAT_SRC_UPDATE_FIELDS
 
-typedef struct nstat_msg_src_removed
-{
-       nstat_msg_hdr           hdr;
-       nstat_src_ref_t         srcref __attribute__((aligned(sizeof(u_int64_t))));
+typedef struct nstat_msg_src_removed {
+       nstat_msg_hdr           hdr;
+       nstat_src_ref_t         srcref __attribute__((aligned(sizeof(u_int64_t))));
 } nstat_msg_src_removed;
 
-typedef struct nstat_msg_sysinfo_counts
-{
-       nstat_msg_hdr           hdr;
-       nstat_src_ref_t         srcref __attribute__((aligned(sizeof(u_int64_t))));
-       nstat_sysinfo_counts    counts;
+typedef struct nstat_msg_sysinfo_counts {
+       nstat_msg_hdr           hdr;
+       nstat_src_ref_t         srcref __attribute__((aligned(sizeof(u_int64_t))));
+       nstat_sysinfo_counts    counts;
 }  nstat_msg_sysinfo_counts;
 
 #pragma mark -- Statitiscs about Network Statistics --
@@ -973,135 +945,132 @@ struct nstat_stats {
 
 #pragma mark -- System Information Internal Support --
 
-typedef struct nstat_sysinfo_mbuf_stats
-{
-       u_int32_t               total_256b;     /* Peak usage, 256B pool */
-       u_int32_t               total_2kb;      /* Peak usage, 2KB pool */
-       u_int32_t               total_4kb;      /* Peak usage, 4KB pool */
-       u_int32_t               total_16kb;     /* Peak usage, 16KB pool */
-       u_int32_t               sbmb_total;     /* Total mbufs in sock buffer pool */
-       u_int32_t               sb_atmbuflimit; /* Memory limit reached for socket buffer autoscaling */
-       u_int32_t               draincnt;       /* Number of times mbuf pool has been drained under memory pressure */
-       u_int32_t               memreleased;    /* Memory (bytes) released from mbuf pool to VM */
-       u_int32_t               sbmb_floor;     /* Lowest mbufs in sock buffer pool */
+typedef struct nstat_sysinfo_mbuf_stats {
+       u_int32_t       total_256b;     /* Peak usage, 256B pool */
+       u_int32_t       total_2kb;      /* Peak usage, 2KB pool */
+       u_int32_t       total_4kb;      /* Peak usage, 4KB pool */
+       u_int32_t       total_16kb;     /* Peak usage, 16KB pool */
+       u_int32_t       sbmb_total;     /* Total mbufs in sock buffer pool */
+       u_int32_t       sb_atmbuflimit; /* Memory limit reached for socket buffer autoscaling */
+       u_int32_t       draincnt;       /* Number of times mbuf pool has been drained under memory pressure */
+       u_int32_t       memreleased;    /* Memory (bytes) released from mbuf pool to VM */
+       u_int32_t       sbmb_floor;     /* Lowest mbufs in sock buffer pool */
 } nstat_sysinfo_mbuf_stats;
 
-typedef struct nstat_sysinfo_tcp_stats
-{
+typedef struct nstat_sysinfo_tcp_stats {
        /* When adding/removing here, also adjust NSTAT_SYSINFO_TCP_STATS_COUNT */
-       u_int32_t               ipv4_avgrtt;    /* Average RTT for IPv4 */
-       u_int32_t               ipv6_avgrtt;    /* Average RTT for IPv6 */
-       u_int32_t               send_plr;       /* Average uplink packet loss rate */
-       u_int32_t               recv_plr;       /* Average downlink packet loss rate */
-       u_int32_t               send_tlrto_rate; /* Average rxt timeout after tail loss */
-       u_int32_t               send_reorder_rate; /* Average packet reordering rate */
-       u_int32_t               connection_attempts; /* TCP client connection attempts */
-       u_int32_t               connection_accepts; /* TCP server connection accepts */
-       u_int32_t               ecn_client_enabled; /* Global setting for ECN client side */
-       u_int32_t               ecn_server_enabled; /* Global setting for ECN server side */
-       u_int32_t               ecn_client_setup; /* Attempts to setup TCP client connection with ECN */
-       u_int32_t               ecn_server_setup; /* Attempts to setup TCP server connection with ECN */
-       u_int32_t               ecn_client_success; /* Number of successful negotiations of ECN for a client connection */
-       u_int32_t               ecn_server_success; /* Number of successful negotiations of ECN for a server connection */
-       u_int32_t               ecn_not_supported; /* Number of falbacks to Non-ECN, no support from peer */
-       u_int32_t               ecn_lost_syn;   /* Number of SYNs lost with ECN bits */
-       u_int32_t               ecn_lost_synack; /* Number of SYN-ACKs lost with ECN bits */
-       u_int32_t               ecn_recv_ce;    /* Number of CEs received from network */
-       u_int32_t               ecn_recv_ece;   /* Number of ECEs received from receiver */
-       u_int32_t               ecn_sent_ece;   /* Number of ECEs sent in response to CE */
-       u_int32_t               ecn_conn_recv_ce; /* Number of connections using ECN received CE at least once */
-       u_int32_t               ecn_conn_recv_ece; /* Number of connections using ECN received ECE at least once */
-       u_int32_t               ecn_conn_plnoce; /* Number of connections using ECN seen packet loss but never received CE */
-       u_int32_t               ecn_conn_pl_ce; /* Number of connections using ECN seen packet loss and CE */
-       u_int32_t               ecn_conn_nopl_ce; /* Number of connections using ECN with no packet loss but received CE */
-       u_int32_t               ecn_fallback_synloss; /* Number of times we did fall back due to SYN-Loss */
-       u_int32_t               ecn_fallback_reorder; /* Number of times we fallback because we detected the PAWS-issue */
-       u_int32_t               ecn_fallback_ce; /* Number of times we fallback because we received too many CEs */
-       u_int32_t               tfo_syn_data_rcv;       /* Number of SYN+data received with valid cookie */
-       u_int32_t               tfo_cookie_req_rcv;/* Number of TFO cookie-requests received */
-       u_int32_t               tfo_cookie_sent;        /* Number of TFO-cookies offered to the client */
-       u_int32_t               tfo_cookie_invalid;/* Number of invalid TFO-cookies received */
-       u_int32_t               tfo_cookie_req; /* Number of SYNs with cookie request received*/
-       u_int32_t               tfo_cookie_rcv; /* Number of SYN/ACKs with Cookie received */
-       u_int32_t               tfo_syn_data_sent;      /* Number of SYNs+data+cookie sent */
-       u_int32_t               tfo_syn_data_acked;/* Number of times our SYN+data has been acknowledged */
-       u_int32_t               tfo_syn_loss;   /* Number of times SYN+TFO has been lost and we fallback */
-       u_int32_t               tfo_blackhole;  /* Number of times SYN+TFO has been lost and we fallback */
-       u_int32_t               tfo_cookie_wrong;       /* TFO-cookie we sent was wrong */
-       u_int32_t               tfo_no_cookie_rcv;      /* We asked for a cookie but didn't get one */
-       u_int32_t               tfo_heuristics_disable; /* TFO got disabled due to heuristics */
-       u_int32_t               tfo_sndblackhole;       /* TFO got blackholed in the sending direction */
-       u_int32_t               mptcp_handover_attempt; /* Total number of MPTCP-attempts using handover mode */
-       u_int32_t               mptcp_interactive_attempt;      /* Total number of MPTCP-attempts using interactive mode */
-       u_int32_t               mptcp_aggregate_attempt;        /* Total number of MPTCP-attempts using aggregate mode */
-       u_int32_t               mptcp_fp_handover_attempt; /* Same as previous three but only for first-party apps */
-       u_int32_t               mptcp_fp_interactive_attempt;
-       u_int32_t               mptcp_fp_aggregate_attempt;
-       u_int32_t               mptcp_heuristic_fallback;       /* Total number of MPTCP-connections that fell back due to heuristics */
-       u_int32_t               mptcp_fp_heuristic_fallback;    /* Same as previous but for first-party apps */
-       u_int32_t               mptcp_handover_success_wifi;    /* Total number of successfull handover-mode connections that *started* on WiFi */
-       u_int32_t               mptcp_handover_success_cell;    /* Total number of successfull handover-mode connections that *started* on Cell */
-       u_int32_t               mptcp_interactive_success;              /* Total number of interactive-mode connections that negotiated MPTCP */
-       u_int32_t               mptcp_aggregate_success;                /* Same as previous but for aggregate */
-       u_int32_t               mptcp_fp_handover_success_wifi; /* Same as previous four, but for first-party apps */
-       u_int32_t               mptcp_fp_handover_success_cell;
-       u_int32_t               mptcp_fp_interactive_success;
-       u_int32_t               mptcp_fp_aggregate_success;
-       u_int32_t               mptcp_handover_cell_from_wifi;  /* Total number of connections that use cell in handover-mode (coming from WiFi) */
-       u_int32_t               mptcp_handover_wifi_from_cell;  /* Total number of connections that use WiFi in handover-mode (coming from cell) */
-       u_int32_t               mptcp_interactive_cell_from_wifi;       /* Total number of connections that use cell in interactive mode (coming from WiFi) */
-       u_int32_t               mptcp_back_to_wifi;     /* Total number of connections that succeed to move traffic away from cell (when starting on cell) */
-       u_int64_t               mptcp_handover_cell_bytes;              /* Total number of bytes sent on cell in handover-mode (on new subflows, ignoring initial one) */
-       u_int64_t               mptcp_interactive_cell_bytes;   /* Same as previous but for interactive */
-       u_int64_t               mptcp_aggregate_cell_bytes;
-       u_int64_t               mptcp_handover_all_bytes;               /* Total number of bytes sent in handover */
-       u_int64_t               mptcp_interactive_all_bytes;
-       u_int64_t               mptcp_aggregate_all_bytes;
-       u_int32_t               mptcp_wifi_proxy;               /* Total number of new subflows that fell back to regular TCP on cell */
-       u_int32_t               mptcp_cell_proxy;               /* Total number of new subflows that fell back to regular TCP on WiFi */
-       u_int32_t               mptcp_triggered_cell;           /* Total number of times an MPTCP-connection triggered cell bringup */
-       u_int32_t               _padding;
+       u_int32_t       ipv4_avgrtt;    /* Average RTT for IPv4 */
+       u_int32_t       ipv6_avgrtt;    /* Average RTT for IPv6 */
+       u_int32_t       send_plr;       /* Average uplink packet loss rate */
+       u_int32_t       recv_plr;       /* Average downlink packet loss rate */
+       u_int32_t       send_tlrto_rate; /* Average rxt timeout after tail loss */
+       u_int32_t       send_reorder_rate; /* Average packet reordering rate */
+       u_int32_t       connection_attempts; /* TCP client connection attempts */
+       u_int32_t       connection_accepts; /* TCP server connection accepts */
+       u_int32_t       ecn_client_enabled; /* Global setting for ECN client side */
+       u_int32_t       ecn_server_enabled; /* Global setting for ECN server side */
+       u_int32_t       ecn_client_setup; /* Attempts to setup TCP client connection with ECN */
+       u_int32_t       ecn_server_setup; /* Attempts to setup TCP server connection with ECN */
+       u_int32_t       ecn_client_success; /* Number of successful negotiations of ECN for a client connection */
+       u_int32_t       ecn_server_success; /* Number of successful negotiations of ECN for a server connection */
+       u_int32_t       ecn_not_supported; /* Number of falbacks to Non-ECN, no support from peer */
+       u_int32_t       ecn_lost_syn;   /* Number of SYNs lost with ECN bits */
+       u_int32_t       ecn_lost_synack; /* Number of SYN-ACKs lost with ECN bits */
+       u_int32_t       ecn_recv_ce;    /* Number of CEs received from network */
+       u_int32_t       ecn_recv_ece;   /* Number of ECEs received from receiver */
+       u_int32_t       ecn_sent_ece;   /* Number of ECEs sent in response to CE */
+       u_int32_t       ecn_conn_recv_ce; /* Number of connections using ECN received CE at least once */
+       u_int32_t       ecn_conn_recv_ece; /* Number of connections using ECN received ECE at least once */
+       u_int32_t       ecn_conn_plnoce; /* Number of connections using ECN seen packet loss but never received CE */
+       u_int32_t       ecn_conn_pl_ce; /* Number of connections using ECN seen packet loss and CE */
+       u_int32_t       ecn_conn_nopl_ce; /* Number of connections using ECN with no packet loss but received CE */
+       u_int32_t       ecn_fallback_synloss; /* Number of times we did fall back due to SYN-Loss */
+       u_int32_t       ecn_fallback_reorder; /* Number of times we fallback because we detected the PAWS-issue */
+       u_int32_t       ecn_fallback_ce; /* Number of times we fallback because we received too many CEs */
+       u_int32_t       tfo_syn_data_rcv;       /* Number of SYN+data received with valid cookie */
+       u_int32_t       tfo_cookie_req_rcv;/* Number of TFO cookie-requests received */
+       u_int32_t       tfo_cookie_sent;        /* Number of TFO-cookies offered to the client */
+       u_int32_t       tfo_cookie_invalid;/* Number of invalid TFO-cookies received */
+       u_int32_t       tfo_cookie_req; /* Number of SYNs with cookie request received*/
+       u_int32_t       tfo_cookie_rcv; /* Number of SYN/ACKs with Cookie received */
+       u_int32_t       tfo_syn_data_sent;      /* Number of SYNs+data+cookie sent */
+       u_int32_t       tfo_syn_data_acked;/* Number of times our SYN+data has been acknowledged */
+       u_int32_t       tfo_syn_loss;   /* Number of times SYN+TFO has been lost and we fallback */
+       u_int32_t       tfo_blackhole;  /* Number of times SYN+TFO has been lost and we fallback */
+       u_int32_t       tfo_cookie_wrong;       /* TFO-cookie we sent was wrong */
+       u_int32_t       tfo_no_cookie_rcv;      /* We asked for a cookie but didn't get one */
+       u_int32_t       tfo_heuristics_disable; /* TFO got disabled due to heuristics */
+       u_int32_t       tfo_sndblackhole;       /* TFO got blackholed in the sending direction */
+       u_int32_t       mptcp_handover_attempt; /* Total number of MPTCP-attempts using handover mode */
+       u_int32_t       mptcp_interactive_attempt;      /* Total number of MPTCP-attempts using interactive mode */
+       u_int32_t       mptcp_aggregate_attempt;        /* Total number of MPTCP-attempts using aggregate mode */
+       u_int32_t       mptcp_fp_handover_attempt; /* Same as previous three but only for first-party apps */
+       u_int32_t       mptcp_fp_interactive_attempt;
+       u_int32_t       mptcp_fp_aggregate_attempt;
+       u_int32_t       mptcp_heuristic_fallback;       /* Total number of MPTCP-connections that fell back due to heuristics */
+       u_int32_t       mptcp_fp_heuristic_fallback;    /* Same as previous but for first-party apps */
+       u_int32_t       mptcp_handover_success_wifi;    /* Total number of successfull handover-mode connections that *started* on WiFi */
+       u_int32_t       mptcp_handover_success_cell;    /* Total number of successfull handover-mode connections that *started* on Cell */
+       u_int32_t       mptcp_interactive_success;              /* Total number of interactive-mode connections that negotiated MPTCP */
+       u_int32_t       mptcp_aggregate_success;                /* Same as previous but for aggregate */
+       u_int32_t       mptcp_fp_handover_success_wifi; /* Same as previous four, but for first-party apps */
+       u_int32_t       mptcp_fp_handover_success_cell;
+       u_int32_t       mptcp_fp_interactive_success;
+       u_int32_t       mptcp_fp_aggregate_success;
+       u_int32_t       mptcp_handover_cell_from_wifi;  /* Total number of connections that use cell in handover-mode (coming from WiFi) */
+       u_int32_t       mptcp_handover_wifi_from_cell;  /* Total number of connections that use WiFi in handover-mode (coming from cell) */
+       u_int32_t       mptcp_interactive_cell_from_wifi;       /* Total number of connections that use cell in interactive mode (coming from WiFi) */
+       u_int32_t       mptcp_back_to_wifi;     /* Total number of connections that succeed to move traffic away from cell (when starting on cell) */
+       u_int64_t       mptcp_handover_cell_bytes;              /* Total number of bytes sent on cell in handover-mode (on new subflows, ignoring initial one) */
+       u_int64_t       mptcp_interactive_cell_bytes;   /* Same as previous but for interactive */
+       u_int64_t       mptcp_aggregate_cell_bytes;
+       u_int64_t       mptcp_handover_all_bytes;               /* Total number of bytes sent in handover */
+       u_int64_t       mptcp_interactive_all_bytes;
+       u_int64_t       mptcp_aggregate_all_bytes;
+       u_int32_t       mptcp_wifi_proxy;               /* Total number of new subflows that fell back to regular TCP on cell */
+       u_int32_t       mptcp_cell_proxy;               /* Total number of new subflows that fell back to regular TCP on WiFi */
+       u_int32_t       mptcp_triggered_cell;           /* Total number of times an MPTCP-connection triggered cell bringup */
+       u_int32_t       _padding;
        /* When adding/removing here, also adjust NSTAT_SYSINFO_TCP_STATS_COUNT */
 } nstat_sysinfo_tcp_stats;
-#define NSTAT_SYSINFO_TCP_STATS_COUNT  71
+#define NSTAT_SYSINFO_TCP_STATS_COUNT   71
 
 enum {
        NSTAT_IFNET_ECN_PROTO_IPV4 = 1
-       ,NSTAT_IFNET_ECN_PROTO_IPV6
+       , NSTAT_IFNET_ECN_PROTO_IPV6
 };
 
 enum {
        NSTAT_IFNET_ECN_TYPE_CELLULAR = 1
-       ,NSTAT_IFNET_ECN_TYPE_WIFI
-       ,NSTAT_IFNET_ECN_TYPE_ETHERNET
+       , NSTAT_IFNET_ECN_TYPE_WIFI
+       , NSTAT_IFNET_ECN_TYPE_ETHERNET
 };
 
 typedef struct nstat_sysinfo_ifnet_ecn_stats {
-       u_int32_t                       ifnet_proto;
-       u_int32_t                       ifnet_type;
-       struct if_tcp_ecn_stat          ecn_stat;
+       u_int32_t               ifnet_proto;
+       u_int32_t               ifnet_type;
+       struct if_tcp_ecn_stat  ecn_stat;
 } nstat_sysinfo_ifnet_ecn_stats;
 
 /* Total number of Low Internet stats that will be reported */
-#define        NSTAT_LIM_STAT_KEYVAL_COUNT     12
+#define NSTAT_LIM_STAT_KEYVAL_COUNT     12
 typedef struct nstat_sysinfo_lim_stats {
-       u_int8_t                        ifnet_signature[NSTAT_SYSINFO_KEYVAL_STRING_MAXSIZE];
-       u_int32_t                       ifnet_siglen;
-       u_int32_t                       ifnet_type;
-       struct if_lim_perf_stat         lim_stat;
+       u_int8_t                ifnet_signature[NSTAT_SYSINFO_KEYVAL_STRING_MAXSIZE];
+       u_int32_t               ifnet_siglen;
+       u_int32_t               ifnet_type;
+       struct if_lim_perf_stat lim_stat;
 } nstat_sysinfo_lim_stats;
 
-#define        NSTAT_NET_API_STAT_KEYVAL_COUNT (NSTAT_SYSINFO_API_LAST - NSTAT_SYSINFO_API_FIRST + 1)
+#define NSTAT_NET_API_STAT_KEYVAL_COUNT (NSTAT_SYSINFO_API_LAST - NSTAT_SYSINFO_API_FIRST + 1)
 typedef struct nstat_sysinfo_net_api_stats {
-       u_int32_t                       report_interval;
-       u_int32_t                       _padding;
-       struct net_api_stats            net_api_stats;
+       u_int32_t               report_interval;
+       u_int32_t               _padding;
+       struct net_api_stats    net_api_stats;
 } nstat_sysinfo_net_api_stats;
 
-typedef struct nstat_sysinfo_data
-{
-       uint32_t                flags;
-       uint32_t                unsent_data_cnt; /* Before sleeping */
+typedef struct nstat_sysinfo_data {
+       uint32_t                flags;
+       uint32_t                unsent_data_cnt; /* Before sleeping */
        union {
                nstat_sysinfo_mbuf_stats mb_stats;
                nstat_sysinfo_tcp_stats tcp_stats;
@@ -1113,24 +1082,22 @@ typedef struct nstat_sysinfo_data
 
 #pragma mark -- Generic Network Statistics Provider --
 
-typedef        void *  nstat_provider_cookie_t;
+typedef void *  nstat_provider_cookie_t;
 
 #pragma mark -- Route Statistics Gathering Functions --
 struct rtentry;
 
-enum
-{
-       NSTAT_TX_FLAG_RETRANSMIT        = 1
+enum{
+       NSTAT_TX_FLAG_RETRANSMIT        = 1
 };
 
-enum
-{
-       NSTAT_RX_FLAG_DUPLICATE         = 1,
-       NSTAT_RX_FLAG_OUT_OF_ORDER      = 2
+enum{
+       NSTAT_RX_FLAG_DUPLICATE         = 1,
+       NSTAT_RX_FLAG_OUT_OF_ORDER      = 2
 };
 
 // indicates whether or not collection of statistics is enabled
-extern int     nstat_collect;
+extern int      nstat_collect;
 
 void nstat_init(void);
 
@@ -1141,10 +1108,10 @@ void nstat_route_tx(struct rtentry *rte, u_int32_t packets, u_int32_t bytes, u_i
 void nstat_route_rx(struct rtentry *rte, u_int32_t packets, u_int32_t bytes, u_int32_t flags);
 void nstat_route_rtt(struct rtentry *rte, u_int32_t rtt, u_int32_t rtt_var);
 void nstat_route_update(struct rtentry *rte, uint32_t connect_attempts, uint32_t connect_successes,
-                                               uint32_t rx_packets, uint32_t rx_bytes, uint32_t rx_duplicatebytes, uint32_t rx_outoforderbytes,
-                                               uint32_t tx_packets, uint32_t tx_bytes, uint32_t tx_retransmit,
-                                               uint32_t rtt, uint32_t rtt_var);
-struct nstat_counts* nstat_route_attach(struct rtentry *rte);
+    uint32_t rx_packets, uint32_t rx_bytes, uint32_t rx_duplicatebytes, uint32_t rx_outoforderbytes,
+    uint32_t tx_packets, uint32_t tx_bytes, uint32_t tx_retransmit,
+    uint32_t rtt, uint32_t rtt_var);
+struct nstat_counts* nstat_route_attach(struct rtentry  *rte);
 void nstat_route_detach(struct rtentry *rte);
 
 // watcher support
@@ -1153,6 +1120,7 @@ void nstat_tcp_new_pcb(struct inpcb *inp);
 void nstat_udp_new_pcb(struct inpcb *inp);
 void nstat_route_new_entry(struct rtentry *rt);
 void nstat_pcb_detach(struct inpcb *inp);
+void nstat_pcb_event(struct inpcb *inp, u_int64_t event);
 void nstat_pcb_cache(struct inpcb *inp);
 void nstat_pcb_invalidate_cache(struct inpcb *inp);
 
@@ -1172,11 +1140,11 @@ u_int16_t nstat_ifnet_to_flags(struct ifnet *ifp);
 // while under the socket lock, so on 64bit we don't actually need
 // atomic operations to increment.
 #if defined(__LP64__)
-#define        locked_add_64(__addr, __count) do { \
+#define locked_add_64(__addr, __count) do { \
        *(__addr) += (__count); \
 } while (0)
 #else
-#define        locked_add_64(__addr, __count) do { \
+#define locked_add_64(__addr, __count) do { \
        atomic_add_64((__addr), (__count)); \
 } while (0)
 #endif