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Commit | Line | Data |
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73c1f4a0 ACM |
1 | #ifndef _INET_DIAG_H_ |
2 | #define _INET_DIAG_H_ 1 | |
1da177e4 | 3 | |
2df005b7 JSR |
4 | #include <linux/types.h> |
5 | ||
1da177e4 LT |
6 | /* Just some random number */ |
7 | #define TCPDIAG_GETSOCK 18 | |
540722ff | 8 | #define DCCPDIAG_GETSOCK 19 |
8d34172d | 9 | #define SOCK_DIAG_BY_FAMILY 20 |
1da177e4 | 10 | |
4f5736c4 ACM |
11 | #define INET_DIAG_GETSOCK_MAX 24 |
12 | ||
1da177e4 | 13 | /* Socket identity */ |
73c1f4a0 | 14 | struct inet_diag_sockid { |
9f855299 AV |
15 | __be16 idiag_sport; |
16 | __be16 idiag_dport; | |
17 | __be32 idiag_src[4]; | |
18 | __be32 idiag_dst[4]; | |
73c1f4a0 ACM |
19 | __u32 idiag_if; |
20 | __u32 idiag_cookie[2]; | |
21 | #define INET_DIAG_NOCOOKIE (~0U) | |
1da177e4 LT |
22 | }; |
23 | ||
24 | /* Request structure */ | |
25 | ||
126fdc32 | 26 | struct inet_diag_req_compat { |
73c1f4a0 ACM |
27 | __u8 idiag_family; /* Family of addresses. */ |
28 | __u8 idiag_src_len; | |
29 | __u8 idiag_dst_len; | |
30 | __u8 idiag_ext; /* Query extended information */ | |
1da177e4 | 31 | |
73c1f4a0 | 32 | struct inet_diag_sockid id; |
1da177e4 | 33 | |
73c1f4a0 ACM |
34 | __u32 idiag_states; /* States to dump */ |
35 | __u32 idiag_dbs; /* Tables to dump (NI) */ | |
1da177e4 LT |
36 | }; |
37 | ||
126fdc32 PE |
38 | struct inet_diag_req { |
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 | ||
73c1f4a0 ACM |
47 | enum { |
48 | INET_DIAG_REQ_NONE, | |
49 | INET_DIAG_REQ_BYTECODE, | |
1da177e4 LT |
50 | }; |
51 | ||
73c1f4a0 | 52 | #define INET_DIAG_REQ_MAX INET_DIAG_REQ_BYTECODE |
1da177e4 LT |
53 | |
54 | /* Bytecode is sequence of 4 byte commands followed by variable arguments. | |
55 | * All the commands identified by "code" are conditional jumps forward: | |
56 | * to offset cc+"yes" or to offset cc+"no". "yes" is supposed to be | |
57 | * length of the command and its arguments. | |
58 | */ | |
59 | ||
73c1f4a0 | 60 | struct inet_diag_bc_op { |
1da177e4 LT |
61 | unsigned char code; |
62 | unsigned char yes; | |
63 | unsigned short no; | |
64 | }; | |
65 | ||
73c1f4a0 ACM |
66 | enum { |
67 | INET_DIAG_BC_NOP, | |
68 | INET_DIAG_BC_JMP, | |
69 | INET_DIAG_BC_S_GE, | |
70 | INET_DIAG_BC_S_LE, | |
71 | INET_DIAG_BC_D_GE, | |
72 | INET_DIAG_BC_D_LE, | |
73 | INET_DIAG_BC_AUTO, | |
74 | INET_DIAG_BC_S_COND, | |
75 | INET_DIAG_BC_D_COND, | |
1da177e4 LT |
76 | }; |
77 | ||
73c1f4a0 | 78 | struct inet_diag_hostcond { |
1da177e4 LT |
79 | __u8 family; |
80 | __u8 prefix_len; | |
81 | int port; | |
9f855299 | 82 | __be32 addr[0]; |
1da177e4 LT |
83 | }; |
84 | ||
85 | /* Base info structure. It contains socket identity (addrs/ports/cookie) | |
86 | * and, alas, the information shown by netstat. */ | |
73c1f4a0 ACM |
87 | struct inet_diag_msg { |
88 | __u8 idiag_family; | |
89 | __u8 idiag_state; | |
90 | __u8 idiag_timer; | |
91 | __u8 idiag_retrans; | |
92 | ||
93 | struct inet_diag_sockid id; | |
94 | ||
95 | __u32 idiag_expires; | |
96 | __u32 idiag_rqueue; | |
97 | __u32 idiag_wqueue; | |
98 | __u32 idiag_uid; | |
99 | __u32 idiag_inode; | |
1da177e4 LT |
100 | }; |
101 | ||
102 | /* Extensions */ | |
103 | ||
73c1f4a0 ACM |
104 | enum { |
105 | INET_DIAG_NONE, | |
106 | INET_DIAG_MEMINFO, | |
107 | INET_DIAG_INFO, | |
108 | INET_DIAG_VEGASINFO, | |
109 | INET_DIAG_CONG, | |
3ceca749 | 110 | INET_DIAG_TOS, |
06236ac3 | 111 | INET_DIAG_TCLASS, |
1da177e4 LT |
112 | }; |
113 | ||
06236ac3 | 114 | #define INET_DIAG_MAX INET_DIAG_TCLASS |
1da177e4 LT |
115 | |
116 | ||
73c1f4a0 | 117 | /* INET_DIAG_MEM */ |
1da177e4 | 118 | |
73c1f4a0 ACM |
119 | struct inet_diag_meminfo { |
120 | __u32 idiag_rmem; | |
121 | __u32 idiag_wmem; | |
122 | __u32 idiag_fmem; | |
123 | __u32 idiag_tmem; | |
1da177e4 LT |
124 | }; |
125 | ||
73c1f4a0 | 126 | /* INET_DIAG_VEGASINFO */ |
1da177e4 LT |
127 | |
128 | struct tcpvegas_info { | |
129 | __u32 tcpv_enabled; | |
130 | __u32 tcpv_rttcnt; | |
131 | __u32 tcpv_rtt; | |
132 | __u32 tcpv_minrtt; | |
133 | }; | |
134 | ||
4f5736c4 ACM |
135 | #ifdef __KERNEL__ |
136 | struct sock; | |
137 | struct inet_hashinfo; | |
138 | ||
139 | struct inet_diag_handler { | |
140 | struct inet_hashinfo *idiag_hashinfo; | |
141 | void (*idiag_get_info)(struct sock *sk, | |
73c1f4a0 | 142 | struct inet_diag_msg *r, |
4f5736c4 | 143 | void *info); |
4f5736c4 ACM |
144 | __u16 idiag_type; |
145 | }; | |
146 | ||
b005ab4e PE |
147 | int inet_diag_check_cookie(struct sock *sk, struct inet_diag_req *req); |
148 | ||
4f5736c4 ACM |
149 | extern int inet_diag_register(const struct inet_diag_handler *handler); |
150 | extern void inet_diag_unregister(const struct inet_diag_handler *handler); | |
151 | #endif /* __KERNEL__ */ | |
152 | ||
73c1f4a0 | 153 | #endif /* _INET_DIAG_H_ */ |