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6f52b16c | 1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
607ca46e DH |
2 | #ifndef _UAPI_INET_DIAG_H_ |
3 | #define _UAPI_INET_DIAG_H_ | |
4 | ||
5 | #include <linux/types.h> | |
6 | ||
7 | /* Just some random number */ | |
8 | #define TCPDIAG_GETSOCK 18 | |
9 | #define DCCPDIAG_GETSOCK 19 | |
10 | ||
11 | #define INET_DIAG_GETSOCK_MAX 24 | |
12 | ||
13 | /* Socket identity */ | |
14 | struct inet_diag_sockid { | |
15 | __be16 idiag_sport; | |
16 | __be16 idiag_dport; | |
17 | __be32 idiag_src[4]; | |
18 | __be32 idiag_dst[4]; | |
19 | __u32 idiag_if; | |
20 | __u32 idiag_cookie[2]; | |
21 | #define INET_DIAG_NOCOOKIE (~0U) | |
22 | }; | |
23 | ||
24 | /* Request structure */ | |
25 | ||
26 | struct inet_diag_req { | |
27 | __u8 idiag_family; /* Family of addresses. */ | |
28 | __u8 idiag_src_len; | |
29 | __u8 idiag_dst_len; | |
30 | __u8 idiag_ext; /* Query extended information */ | |
31 | ||
32 | struct inet_diag_sockid id; | |
33 | ||
34 | __u32 idiag_states; /* States to dump */ | |
35 | __u32 idiag_dbs; /* Tables to dump (NI) */ | |
36 | }; | |
37 | ||
38 | struct inet_diag_req_v2 { | |
39 | __u8 sdiag_family; | |
40 | __u8 sdiag_protocol; | |
41 | __u8 idiag_ext; | |
42 | __u8 pad; | |
43 | __u32 idiag_states; | |
44 | struct inet_diag_sockid id; | |
45 | }; | |
46 | ||
432490f9 CG |
47 | /* |
48 | * SOCK_RAW sockets require the underlied protocol to be | |
49 | * additionally specified so we can use @pad member for | |
50 | * this, but we can't rename it because userspace programs | |
51 | * still may depend on this name. Instead lets use another | |
52 | * structure definition as an alias for struct | |
53 | * @inet_diag_req_v2. | |
54 | */ | |
55 | struct inet_diag_req_raw { | |
56 | __u8 sdiag_family; | |
57 | __u8 sdiag_protocol; | |
58 | __u8 idiag_ext; | |
59 | __u8 sdiag_raw_protocol; | |
60 | __u32 idiag_states; | |
61 | struct inet_diag_sockid id; | |
62 | }; | |
63 | ||
607ca46e DH |
64 | enum { |
65 | INET_DIAG_REQ_NONE, | |
66 | INET_DIAG_REQ_BYTECODE, | |
67 | }; | |
68 | ||
69 | #define INET_DIAG_REQ_MAX INET_DIAG_REQ_BYTECODE | |
70 | ||
71 | /* Bytecode is sequence of 4 byte commands followed by variable arguments. | |
72 | * All the commands identified by "code" are conditional jumps forward: | |
73 | * to offset cc+"yes" or to offset cc+"no". "yes" is supposed to be | |
74 | * length of the command and its arguments. | |
75 | */ | |
76 | ||
77 | struct inet_diag_bc_op { | |
78 | unsigned char code; | |
79 | unsigned char yes; | |
80 | unsigned short no; | |
81 | }; | |
82 | ||
83 | enum { | |
84 | INET_DIAG_BC_NOP, | |
85 | INET_DIAG_BC_JMP, | |
86 | INET_DIAG_BC_S_GE, | |
87 | INET_DIAG_BC_S_LE, | |
88 | INET_DIAG_BC_D_GE, | |
89 | INET_DIAG_BC_D_LE, | |
90 | INET_DIAG_BC_AUTO, | |
91 | INET_DIAG_BC_S_COND, | |
92 | INET_DIAG_BC_D_COND, | |
637c841d | 93 | INET_DIAG_BC_DEV_COND, /* u32 ifindex */ |
a52e95ab | 94 | INET_DIAG_BC_MARK_COND, |
607ca46e DH |
95 | }; |
96 | ||
97 | struct inet_diag_hostcond { | |
98 | __u8 family; | |
99 | __u8 prefix_len; | |
100 | int port; | |
101 | __be32 addr[0]; | |
102 | }; | |
103 | ||
a52e95ab LC |
104 | struct inet_diag_markcond { |
105 | __u32 mark; | |
106 | __u32 mask; | |
107 | }; | |
108 | ||
607ca46e DH |
109 | /* Base info structure. It contains socket identity (addrs/ports/cookie) |
110 | * and, alas, the information shown by netstat. */ | |
111 | struct inet_diag_msg { | |
112 | __u8 idiag_family; | |
113 | __u8 idiag_state; | |
114 | __u8 idiag_timer; | |
115 | __u8 idiag_retrans; | |
116 | ||
117 | struct inet_diag_sockid id; | |
118 | ||
119 | __u32 idiag_expires; | |
120 | __u32 idiag_rqueue; | |
121 | __u32 idiag_wqueue; | |
122 | __u32 idiag_uid; | |
123 | __u32 idiag_inode; | |
124 | }; | |
125 | ||
126 | /* Extensions */ | |
127 | ||
128 | enum { | |
129 | INET_DIAG_NONE, | |
130 | INET_DIAG_MEMINFO, | |
131 | INET_DIAG_INFO, | |
132 | INET_DIAG_VEGASINFO, | |
133 | INET_DIAG_CONG, | |
134 | INET_DIAG_TOS, | |
135 | INET_DIAG_TCLASS, | |
136 | INET_DIAG_SKMEMINFO, | |
e4e541a8 | 137 | INET_DIAG_SHUTDOWN, |
e3118e83 | 138 | INET_DIAG_DCTCPINFO, |
35ac838a | 139 | INET_DIAG_PROTOCOL, /* response attribute only */ |
20462155 | 140 | INET_DIAG_SKV6ONLY, |
8f840e47 XL |
141 | INET_DIAG_LOCALS, |
142 | INET_DIAG_PEERS, | |
6ed46d12 | 143 | INET_DIAG_PAD, |
d545caca | 144 | INET_DIAG_MARK, |
0f8782ea | 145 | INET_DIAG_BBRINFO, |
0888e372 | 146 | INET_DIAG_CLASS_ID, |
c03fa9bc | 147 | INET_DIAG_MD5SIG, |
6ed46d12 | 148 | __INET_DIAG_MAX, |
607ca46e DH |
149 | }; |
150 | ||
6ed46d12 | 151 | #define INET_DIAG_MAX (__INET_DIAG_MAX - 1) |
607ca46e DH |
152 | |
153 | /* INET_DIAG_MEM */ | |
154 | ||
155 | struct inet_diag_meminfo { | |
156 | __u32 idiag_rmem; | |
157 | __u32 idiag_wmem; | |
158 | __u32 idiag_fmem; | |
159 | __u32 idiag_tmem; | |
160 | }; | |
161 | ||
162 | /* INET_DIAG_VEGASINFO */ | |
163 | ||
164 | struct tcpvegas_info { | |
165 | __u32 tcpv_enabled; | |
166 | __u32 tcpv_rttcnt; | |
167 | __u32 tcpv_rtt; | |
168 | __u32 tcpv_minrtt; | |
169 | }; | |
170 | ||
e3118e83 DB |
171 | /* INET_DIAG_DCTCPINFO */ |
172 | ||
173 | struct tcp_dctcp_info { | |
174 | __u16 dctcp_enabled; | |
175 | __u16 dctcp_ce_state; | |
176 | __u32 dctcp_alpha; | |
177 | __u32 dctcp_ab_ecn; | |
178 | __u32 dctcp_ab_tot; | |
179 | }; | |
607ca46e | 180 | |
0f8782ea NC |
181 | /* INET_DIAG_BBRINFO */ |
182 | ||
183 | struct tcp_bbr_info { | |
184 | /* u64 bw: max-filtered BW (app throughput) estimate in Byte per sec: */ | |
185 | __u32 bbr_bw_lo; /* lower 32 bits of bw */ | |
186 | __u32 bbr_bw_hi; /* upper 32 bits of bw */ | |
187 | __u32 bbr_min_rtt; /* min-filtered RTT in uSec */ | |
188 | __u32 bbr_pacing_gain; /* pacing gain shifted left 8 bits */ | |
189 | __u32 bbr_cwnd_gain; /* cwnd gain shifted left 8 bits */ | |
190 | }; | |
191 | ||
64f40ff5 ED |
192 | union tcp_cc_info { |
193 | struct tcpvegas_info vegas; | |
194 | struct tcp_dctcp_info dctcp; | |
0f8782ea | 195 | struct tcp_bbr_info bbr; |
64f40ff5 | 196 | }; |
607ca46e | 197 | #endif /* _UAPI_INET_DIAG_H_ */ |