1 /* SPDX-License-Identifier: GPL-2.0-or-later * 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 2
3 #include <net/inet_common.h> <<
4 <<
5 enum linux_mptcp_mib_field { 3 enum linux_mptcp_mib_field {
6 MPTCP_MIB_NUM = 0, 4 MPTCP_MIB_NUM = 0,
7 MPTCP_MIB_MPCAPABLEPASSIVE, /* Rec 5 MPTCP_MIB_MPCAPABLEPASSIVE, /* Received SYN with MP_CAPABLE */
8 MPTCP_MIB_MPCAPABLEACTIVE, /* Sen <<
9 MPTCP_MIB_MPCAPABLEACTIVEACK, /* Rec <<
10 MPTCP_MIB_MPCAPABLEPASSIVEACK, /* Rec 6 MPTCP_MIB_MPCAPABLEPASSIVEACK, /* Received third ACK with MP_CAPABLE */
11 MPTCP_MIB_MPCAPABLEPASSIVEFALLBACK,/* 7 MPTCP_MIB_MPCAPABLEPASSIVEFALLBACK,/* Server-side fallback during 3-way handshake */
12 MPTCP_MIB_MPCAPABLEACTIVEFALLBACK, /* 8 MPTCP_MIB_MPCAPABLEACTIVEFALLBACK, /* Client-side fallback during 3-way handshake */
13 MPTCP_MIB_MPCAPABLEACTIVEDROP, /* Cli <<
14 MPTCP_MIB_MPCAPABLEACTIVEDISABLED, /* <<
15 MPTCP_MIB_MPCAPABLEENDPATTEMPT, /* Pro <<
16 MPTCP_MIB_TOKENFALLBACKINIT, /* Cou <<
17 MPTCP_MIB_RETRANSSEGS, /* Seg 9 MPTCP_MIB_RETRANSSEGS, /* Segments retransmitted at the MPTCP-level */
18 MPTCP_MIB_JOINNOTOKEN, /* Rec 10 MPTCP_MIB_JOINNOTOKEN, /* Received MP_JOIN but the token was not found */
19 MPTCP_MIB_JOINSYNRX, /* Rec 11 MPTCP_MIB_JOINSYNRX, /* Received a SYN + MP_JOIN */
20 MPTCP_MIB_JOINSYNBACKUPRX, /* Rec <<
21 MPTCP_MIB_JOINSYNACKRX, /* Rec 12 MPTCP_MIB_JOINSYNACKRX, /* Received a SYN/ACK + MP_JOIN */
22 MPTCP_MIB_JOINSYNACKBACKUPRX, /* Rec <<
23 MPTCP_MIB_JOINSYNACKMAC, /* HMA 13 MPTCP_MIB_JOINSYNACKMAC, /* HMAC was wrong on SYN/ACK + MP_JOIN */
24 MPTCP_MIB_JOINACKRX, /* Rec 14 MPTCP_MIB_JOINACKRX, /* Received an ACK + MP_JOIN */
25 MPTCP_MIB_JOINACKMAC, /* HMA 15 MPTCP_MIB_JOINACKMAC, /* HMAC was wrong on ACK + MP_JOIN */
26 MPTCP_MIB_JOINSYNTX, /* Sen <<
27 MPTCP_MIB_JOINSYNTXCREATSKERR, /* Not <<
28 MPTCP_MIB_JOINSYNTXBINDERR, /* Not <<
29 MPTCP_MIB_JOINSYNTXCONNECTERR, /* Not <<
30 MPTCP_MIB_DSSNOMATCH, /* Rec 16 MPTCP_MIB_DSSNOMATCH, /* Received a new mapping that did not match the previous one */
31 MPTCP_MIB_DSSCORRUPTIONFALLBACK,/* DSS <<
32 MPTCP_MIB_DSSCORRUPTIONRESET, /* DSS <<
33 MPTCP_MIB_INFINITEMAPTX, /* Sen <<
34 MPTCP_MIB_INFINITEMAPRX, /* Rec 17 MPTCP_MIB_INFINITEMAPRX, /* Received an infinite mapping */
35 MPTCP_MIB_DSSTCPMISMATCH, /* DSS <<
36 MPTCP_MIB_DATACSUMERR, /* The <<
37 MPTCP_MIB_OFOQUEUETAIL, /* Segments in <<
38 MPTCP_MIB_OFOQUEUE, /* Seg <<
39 MPTCP_MIB_OFOMERGE, /* Seg <<
40 MPTCP_MIB_NODSSWINDOW, /* Seg <<
41 MPTCP_MIB_DUPDATA, /* Seg <<
42 MPTCP_MIB_ADDADDR, /* Rec <<
43 MPTCP_MIB_ADDADDRTX, /* Sen <<
44 MPTCP_MIB_ADDADDRTXDROP, /* ADD <<
45 * res <<
46 */ <<
47 MPTCP_MIB_ECHOADD, /* Rec <<
48 MPTCP_MIB_ECHOADDTX, /* Sen <<
49 MPTCP_MIB_ECHOADDTXDROP, /* ADD <<
50 * to <<
51 */ <<
52 MPTCP_MIB_PORTADD, /* Rec <<
53 MPTCP_MIB_ADDADDRDROP, /* Dro <<
54 MPTCP_MIB_JOINPORTSYNRX, /* Rec <<
55 MPTCP_MIB_JOINPORTSYNACKRX, /* Rec <<
56 MPTCP_MIB_JOINPORTACKRX, /* Rec <<
57 MPTCP_MIB_MISMATCHPORTSYNRX, /* Rec <<
58 MPTCP_MIB_MISMATCHPORTACKRX, /* Rec <<
59 MPTCP_MIB_RMADDR, /* Rec <<
60 MPTCP_MIB_RMADDRDROP, /* Dro <<
61 MPTCP_MIB_RMADDRTX, /* Sen <<
62 MPTCP_MIB_RMADDRTXDROP, /* RM_ <<
63 MPTCP_MIB_RMSUBFLOW, /* Rem <<
64 MPTCP_MIB_MPPRIOTX, /* Tra <<
65 MPTCP_MIB_MPPRIORX, /* Rec <<
66 MPTCP_MIB_MPFAILTX, /* Tra <<
67 MPTCP_MIB_MPFAILRX, /* Rec <<
68 MPTCP_MIB_MPFASTCLOSETX, /* Tra <<
69 MPTCP_MIB_MPFASTCLOSERX, /* Rec <<
70 MPTCP_MIB_MPRSTTX, /* Tra <<
71 MPTCP_MIB_MPRSTRX, /* Rec <<
72 MPTCP_MIB_RCVPRUNED, /* Inc <<
73 MPTCP_MIB_SUBFLOWSTALE, /* Sub <<
74 MPTCP_MIB_SUBFLOWRECOVER, /* Sub <<
75 MPTCP_MIB_SNDWNDSHARED, /* Sub <<
76 MPTCP_MIB_RCVWNDSHARED, /* Sub <<
77 MPTCP_MIB_RCVWNDCONFLICTUPDATE, /* sub <<
78 * con <<
79 */ <<
80 MPTCP_MIB_RCVWNDCONFLICT, /* Con <<
81 MPTCP_MIB_CURRESTAB, /* Cur <<
82 MPTCP_MIB_BLACKHOLE, /* A b <<
83 __MPTCP_MIB_MAX 18 __MPTCP_MIB_MAX
84 }; 19 };
85 20
86 #define LINUX_MIB_MPTCP_MAX __MPTCP_MIB_MA 21 #define LINUX_MIB_MPTCP_MAX __MPTCP_MIB_MAX
87 struct mptcp_mib { 22 struct mptcp_mib {
88 unsigned long mibs[LINUX_MIB_MPTCP_MAX 23 unsigned long mibs[LINUX_MIB_MPTCP_MAX];
89 }; 24 };
90 25
91 static inline void MPTCP_ADD_STATS(struct net <<
92 enum linux_ <<
93 int val) <<
94 { <<
95 if (likely(net->mib.mptcp_statistics)) <<
96 SNMP_ADD_STATS(net->mib.mptcp_ <<
97 } <<
98 <<
99 static inline void MPTCP_INC_STATS(struct net 26 static inline void MPTCP_INC_STATS(struct net *net,
100 enum linux_ 27 enum linux_mptcp_mib_field field)
101 { 28 {
102 if (likely(net->mib.mptcp_statistics)) 29 if (likely(net->mib.mptcp_statistics))
103 SNMP_INC_STATS(net->mib.mptcp_ 30 SNMP_INC_STATS(net->mib.mptcp_statistics, field);
104 } 31 }
105 32
106 static inline void __MPTCP_INC_STATS(struct ne 33 static inline void __MPTCP_INC_STATS(struct net *net,
107 enum linu 34 enum linux_mptcp_mib_field field)
108 { 35 {
109 if (likely(net->mib.mptcp_statistics)) 36 if (likely(net->mib.mptcp_statistics))
110 __SNMP_INC_STATS(net->mib.mptc 37 __SNMP_INC_STATS(net->mib.mptcp_statistics, field);
111 } <<
112 <<
113 static inline void MPTCP_DEC_STATS(struct net <<
114 enum linux_ <<
115 { <<
116 if (likely(net->mib.mptcp_statistics)) <<
117 SNMP_DEC_STATS(net->mib.mptcp_ <<
118 } 38 }
119 39
120 bool mptcp_mib_alloc(struct net *net); 40 bool mptcp_mib_alloc(struct net *net);
121 41
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