dm: factor out max_io_len_target_boundary
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / include / linux / inet_diag.h
blobbc8c490220842540e6ea30c49662077c927e6142
1 #ifndef _INET_DIAG_H_
2 #define _INET_DIAG_H_ 1
4 #include <linux/types.h>
6 /* Just some random number */
7 #define TCPDIAG_GETSOCK 18
8 #define DCCPDIAG_GETSOCK 19
10 #define INET_DIAG_GETSOCK_MAX 24
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)
23 /* Request structure */
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 */
31 struct inet_diag_sockid id;
33 __u32 idiag_states; /* States to dump */
34 __u32 idiag_dbs; /* Tables to dump (NI) */
37 enum {
38 INET_DIAG_REQ_NONE,
39 INET_DIAG_REQ_BYTECODE,
42 #define INET_DIAG_REQ_MAX INET_DIAG_REQ_BYTECODE
44 /* Bytecode is sequence of 4 byte commands followed by variable arguments.
45 * All the commands identified by "code" are conditional jumps forward:
46 * to offset cc+"yes" or to offset cc+"no". "yes" is supposed to be
47 * length of the command and its arguments.
50 struct inet_diag_bc_op {
51 unsigned char code;
52 unsigned char yes;
53 unsigned short no;
56 enum {
57 INET_DIAG_BC_NOP,
58 INET_DIAG_BC_JMP,
59 INET_DIAG_BC_S_GE,
60 INET_DIAG_BC_S_LE,
61 INET_DIAG_BC_D_GE,
62 INET_DIAG_BC_D_LE,
63 INET_DIAG_BC_AUTO,
64 INET_DIAG_BC_S_COND,
65 INET_DIAG_BC_D_COND,
68 struct inet_diag_hostcond {
69 __u8 family;
70 __u8 prefix_len;
71 int port;
72 __be32 addr[0];
75 /* Base info structure. It contains socket identity (addrs/ports/cookie)
76 * and, alas, the information shown by netstat. */
77 struct inet_diag_msg {
78 __u8 idiag_family;
79 __u8 idiag_state;
80 __u8 idiag_timer;
81 __u8 idiag_retrans;
83 struct inet_diag_sockid id;
85 __u32 idiag_expires;
86 __u32 idiag_rqueue;
87 __u32 idiag_wqueue;
88 __u32 idiag_uid;
89 __u32 idiag_inode;
92 /* Extensions */
94 enum {
95 INET_DIAG_NONE,
96 INET_DIAG_MEMINFO,
97 INET_DIAG_INFO,
98 INET_DIAG_VEGASINFO,
99 INET_DIAG_CONG,
102 #define INET_DIAG_MAX INET_DIAG_CONG
105 /* INET_DIAG_MEM */
107 struct inet_diag_meminfo {
108 __u32 idiag_rmem;
109 __u32 idiag_wmem;
110 __u32 idiag_fmem;
111 __u32 idiag_tmem;
114 /* INET_DIAG_VEGASINFO */
116 struct tcpvegas_info {
117 __u32 tcpv_enabled;
118 __u32 tcpv_rttcnt;
119 __u32 tcpv_rtt;
120 __u32 tcpv_minrtt;
123 #ifdef __KERNEL__
124 struct sock;
125 struct inet_hashinfo;
127 struct inet_diag_handler {
128 struct inet_hashinfo *idiag_hashinfo;
129 void (*idiag_get_info)(struct sock *sk,
130 struct inet_diag_msg *r,
131 void *info);
132 __u16 idiag_info_size;
133 __u16 idiag_type;
136 extern int inet_diag_register(const struct inet_diag_handler *handler);
137 extern void inet_diag_unregister(const struct inet_diag_handler *handler);
138 #endif /* __KERNEL__ */
140 #endif /* _INET_DIAG_H_ */