diff options
Diffstat (limited to 'original/uapi/linux/tcp.h')
| -rw-r--r-- | original/uapi/linux/tcp.h | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/original/uapi/linux/tcp.h b/original/uapi/linux/tcp.h index 879eeb0..c07e9f9 100644 --- a/original/uapi/linux/tcp.h +++ b/original/uapi/linux/tcp.h @@ -129,6 +129,11 @@ enum { #define TCP_TX_DELAY 37 /* delay outgoing packets by XX usec */ +#define TCP_AO_ADD_KEY 38 /* Add/Set MKT */ +#define TCP_AO_DEL_KEY 39 /* Delete MKT */ +#define TCP_AO_INFO 40 /* Set/list TCP-AO per-socket options */ +#define TCP_AO_GET_KEYS 41 /* List MKT(s) */ +#define TCP_AO_REPAIR 42 /* Get/Set SNEs and ISNs */ #define TCP_REPAIR_ON 1 #define TCP_REPAIR_OFF 0 @@ -170,6 +175,7 @@ enum tcp_fastopen_client_fail { #define TCPI_OPT_ECN 8 /* ECN was negociated at TCP session init */ #define TCPI_OPT_ECN_SEEN 16 /* we received at least one packet with ECT */ #define TCPI_OPT_SYN_DATA 32 /* SYN-ACK acked data in SYN sent or rcvd */ +#define TCPI_OPT_USEC_TS 64 /* usec timestamps */ /* * Sender's congestion state indicating normal or abnormal situations @@ -289,6 +295,18 @@ struct tcp_info { */ __u32 tcpi_rehash; /* PLB or timeout triggered rehash attempts */ + + __u16 tcpi_total_rto; /* Total number of RTO timeouts, including + * SYN/SYN-ACK and recurring timeouts. + */ + __u16 tcpi_total_rto_recoveries; /* Total number of RTO + * recoveries, including any + * unfinished recovery. + */ + __u32 tcpi_total_rto_time; /* Total time spent in RTO recoveries + * in milliseconds, including any + * unfinished recovery. + */ }; /* netlink attributes types for SCM_TIMESTAMPING_OPT_STATS */ @@ -348,6 +366,106 @@ struct tcp_diag_md5sig { __u8 tcpm_key[TCP_MD5SIG_MAXKEYLEN]; }; +#define TCP_AO_MAXKEYLEN 80 + +#define TCP_AO_KEYF_IFINDEX (1 << 0) /* L3 ifindex for VRF */ +#define TCP_AO_KEYF_EXCLUDE_OPT (1 << 1) /* "Indicates whether TCP + * options other than TCP-AO + * are included in the MAC + * calculation" + */ + +struct tcp_ao_add { /* setsockopt(TCP_AO_ADD_KEY) */ + struct __kernel_sockaddr_storage addr; /* peer's address for the key */ + char alg_name[64]; /* crypto hash algorithm to use */ + __s32 ifindex; /* L3 dev index for VRF */ + __u32 set_current :1, /* set key as Current_key at once */ + set_rnext :1, /* request it from peer with RNext_key */ + reserved :30; /* must be 0 */ + __u16 reserved2; /* padding, must be 0 */ + __u8 prefix; /* peer's address prefix */ + __u8 sndid; /* SendID for outgoing segments */ + __u8 rcvid; /* RecvID to match for incoming seg */ + __u8 maclen; /* length of authentication code (hash) */ + __u8 keyflags; /* see TCP_AO_KEYF_ */ + __u8 keylen; /* length of ::key */ + __u8 key[TCP_AO_MAXKEYLEN]; +} __attribute__((aligned(8))); + +struct tcp_ao_del { /* setsockopt(TCP_AO_DEL_KEY) */ + struct __kernel_sockaddr_storage addr; /* peer's address for the key */ + __s32 ifindex; /* L3 dev index for VRF */ + __u32 set_current :1, /* corresponding ::current_key */ + set_rnext :1, /* corresponding ::rnext */ + del_async :1, /* only valid for listen sockets */ + reserved :29; /* must be 0 */ + __u16 reserved2; /* padding, must be 0 */ + __u8 prefix; /* peer's address prefix */ + __u8 sndid; /* SendID for outgoing segments */ + __u8 rcvid; /* RecvID to match for incoming seg */ + __u8 current_key; /* KeyID to set as Current_key */ + __u8 rnext; /* KeyID to set as Rnext_key */ + __u8 keyflags; /* see TCP_AO_KEYF_ */ +} __attribute__((aligned(8))); + +struct tcp_ao_info_opt { /* setsockopt(TCP_AO_INFO), getsockopt(TCP_AO_INFO) */ + /* Here 'in' is for setsockopt(), 'out' is for getsockopt() */ + __u32 set_current :1, /* in/out: corresponding ::current_key */ + set_rnext :1, /* in/out: corresponding ::rnext */ + ao_required :1, /* in/out: don't accept non-AO connects */ + set_counters :1, /* in: set/clear ::pkt_* counters */ + accept_icmps :1, /* in/out: accept incoming ICMPs */ + reserved :27; /* must be 0 */ + __u16 reserved2; /* padding, must be 0 */ + __u8 current_key; /* in/out: KeyID of Current_key */ + __u8 rnext; /* in/out: keyid of RNext_key */ + __u64 pkt_good; /* in/out: verified segments */ + __u64 pkt_bad; /* in/out: failed verification */ + __u64 pkt_key_not_found; /* in/out: could not find a key to verify */ + __u64 pkt_ao_required; /* in/out: segments missing TCP-AO sign */ + __u64 pkt_dropped_icmp; /* in/out: ICMPs that were ignored */ +} __attribute__((aligned(8))); + +struct tcp_ao_getsockopt { /* getsockopt(TCP_AO_GET_KEYS) */ + struct __kernel_sockaddr_storage addr; /* in/out: dump keys for peer + * with this address/prefix + */ + char alg_name[64]; /* out: crypto hash algorithm */ + __u8 key[TCP_AO_MAXKEYLEN]; + __u32 nkeys; /* in: size of the userspace buffer + * @optval, measured in @optlen - the + * sizeof(struct tcp_ao_getsockopt) + * out: number of keys that matched + */ + __u16 is_current :1, /* in: match and dump Current_key, + * out: the dumped key is Current_key + */ + + is_rnext :1, /* in: match and dump RNext_key, + * out: the dumped key is RNext_key + */ + get_all :1, /* in: dump all keys */ + reserved :13; /* padding, must be 0 */ + __u8 sndid; /* in/out: dump keys with SendID */ + __u8 rcvid; /* in/out: dump keys with RecvID */ + __u8 prefix; /* in/out: dump keys with address/prefix */ + __u8 maclen; /* out: key's length of authentication + * code (hash) + */ + __u8 keyflags; /* in/out: see TCP_AO_KEYF_ */ + __u8 keylen; /* out: length of ::key */ + __s32 ifindex; /* in/out: L3 dev index for VRF */ + __u64 pkt_good; /* out: verified segments */ + __u64 pkt_bad; /* out: segments that failed verification */ +} __attribute__((aligned(8))); + +struct tcp_ao_repair { /* {s,g}etsockopt(TCP_AO_REPAIR) */ + __be32 snt_isn; + __be32 rcv_isn; + __u32 snd_sne; + __u32 rcv_sne; +} __attribute__((aligned(8))); + /* setsockopt(fd, IPPROTO_TCP, TCP_ZEROCOPY_RECEIVE, ...) */ #define TCP_RECEIVE_ZEROCOPY_FLAG_TLB_CLEAN_HINT 0x1 |