Linux Kernel  3.7.1
 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Groups Pages
inet_diag.h
Go to the documentation of this file.
1 #ifndef _UAPI_INET_DIAG_H_
2 #define _UAPI_INET_DIAG_H_
3 
4 #include <linux/types.h>
5 
6 /* Just some random number */
7 #define TCPDIAG_GETSOCK 18
8 #define DCCPDIAG_GETSOCK 19
9 
10 #define INET_DIAG_GETSOCK_MAX 24
11 
12 /* Socket identity */
13 struct inet_diag_sockid {
14  __be16 idiag_sport;
15  __be16 idiag_dport;
16  __be32 idiag_src[4];
17  __be32 idiag_dst[4];
18  __u32 idiag_if;
19  __u32 idiag_cookie[2];
20 #define INET_DIAG_NOCOOKIE (~0U)
21 };
22 
23 /* Request structure */
24 
25 struct inet_diag_req {
26  __u8 idiag_family; /* Family of addresses. */
27  __u8 idiag_src_len;
28  __u8 idiag_dst_len;
29  __u8 idiag_ext; /* Query extended information */
30 
31  struct inet_diag_sockid id;
32 
33  __u32 idiag_states; /* States to dump */
34  __u32 idiag_dbs; /* Tables to dump (NI) */
35 };
36 
37 struct inet_diag_req_v2 {
38  __u8 sdiag_family;
39  __u8 sdiag_protocol;
40  __u8 idiag_ext;
41  __u8 pad;
42  __u32 idiag_states;
43  struct inet_diag_sockid id;
44 };
45 
46 enum {
47  INET_DIAG_REQ_NONE,
48  INET_DIAG_REQ_BYTECODE,
49 };
50 
51 #define INET_DIAG_REQ_MAX INET_DIAG_REQ_BYTECODE
52 
53 /* Bytecode is sequence of 4 byte commands followed by variable arguments.
54  * All the commands identified by "code" are conditional jumps forward:
55  * to offset cc+"yes" or to offset cc+"no". "yes" is supposed to be
56  * length of the command and its arguments.
57  */
58 
59 struct inet_diag_bc_op {
60  unsigned char code;
61  unsigned char yes;
62  unsigned short no;
63 };
64 
65 enum {
66  INET_DIAG_BC_NOP,
67  INET_DIAG_BC_JMP,
68  INET_DIAG_BC_S_GE,
69  INET_DIAG_BC_S_LE,
70  INET_DIAG_BC_D_GE,
71  INET_DIAG_BC_D_LE,
72  INET_DIAG_BC_AUTO,
73  INET_DIAG_BC_S_COND,
74  INET_DIAG_BC_D_COND,
75 };
76 
77 struct inet_diag_hostcond {
78  __u8 family;
79  __u8 prefix_len;
80  int port;
81  __be32 addr[0];
82 };
83 
84 /* Base info structure. It contains socket identity (addrs/ports/cookie)
85  * and, alas, the information shown by netstat. */
86 struct inet_diag_msg {
87  __u8 idiag_family;
88  __u8 idiag_state;
89  __u8 idiag_timer;
90  __u8 idiag_retrans;
91 
92  struct inet_diag_sockid id;
93 
94  __u32 idiag_expires;
95  __u32 idiag_rqueue;
96  __u32 idiag_wqueue;
97  __u32 idiag_uid;
98  __u32 idiag_inode;
99 };
100 
101 /* Extensions */
102 
103 enum {
104  INET_DIAG_NONE,
105  INET_DIAG_MEMINFO,
106  INET_DIAG_INFO,
107  INET_DIAG_VEGASINFO,
108  INET_DIAG_CONG,
109  INET_DIAG_TOS,
110  INET_DIAG_TCLASS,
111  INET_DIAG_SKMEMINFO,
112 };
113 
114 #define INET_DIAG_MAX INET_DIAG_SKMEMINFO
115 
116 
117 /* INET_DIAG_MEM */
118 
119 struct inet_diag_meminfo {
120  __u32 idiag_rmem;
121  __u32 idiag_wmem;
122  __u32 idiag_fmem;
123  __u32 idiag_tmem;
124 };
125 
126 /* INET_DIAG_VEGASINFO */
127 
128 struct tcpvegas_info {
129  __u32 tcpv_enabled;
130  __u32 tcpv_rttcnt;
131  __u32 tcpv_rtt;
132  __u32 tcpv_minrtt;
133 };
134 
135 
136 #endif /* _UAPI_INET_DIAG_H_ */
Generated on Thu Jan 10 2013 14:51:36 for Linux Kernel by   doxygen 1.8.2