diff options
author | Arnaldo Carvalho de Melo <acme@mandriva.com> | 2005-08-12 12:56:38 -0300 |
---|---|---|
committer | David S. Miller <davem@sunset.davemloft.net> | 2005-08-29 15:57:48 -0700 |
commit | a8c2190ee7da1a1dc68ff1a6b5f03feb61e523a5 (patch) | |
tree | 30ab4f0cb01c493249a858ce315a1847a8c2e65f /include/linux/inet_diag.h | |
parent | 73c1f4a033675f168df7e98bbeeafca3c644b8a6 (diff) | |
download | lwn-a8c2190ee7da1a1dc68ff1a6b5f03feb61e523a5.tar.gz lwn-a8c2190ee7da1a1dc68ff1a6b5f03feb61e523a5.zip |
[INET_DIAG]: Rename tcp_diag.[ch] to inet_diag.[ch]
Next changeset will introduce net/ipv4/tcp_diag.c, moving the code that was put
transitioanlly in inet_diag.c.
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/inet_diag.h')
-rw-r--r-- | include/linux/inet_diag.h | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/include/linux/inet_diag.h b/include/linux/inet_diag.h new file mode 100644 index 000000000000..a4606e5810e5 --- /dev/null +++ b/include/linux/inet_diag.h @@ -0,0 +1,138 @@ +#ifndef _INET_DIAG_H_ +#define _INET_DIAG_H_ 1 + +/* Just some random number */ +#define TCPDIAG_GETSOCK 18 +#define DCCPDIAG_GETSOCK 19 + +#define INET_DIAG_GETSOCK_MAX 24 + +/* Socket identity */ +struct inet_diag_sockid { + __u16 idiag_sport; + __u16 idiag_dport; + __u32 idiag_src[4]; + __u32 idiag_dst[4]; + __u32 idiag_if; + __u32 idiag_cookie[2]; +#define INET_DIAG_NOCOOKIE (~0U) +}; + +/* Request structure */ + +struct inet_diag_req { + __u8 idiag_family; /* Family of addresses. */ + __u8 idiag_src_len; + __u8 idiag_dst_len; + __u8 idiag_ext; /* Query extended information */ + + struct inet_diag_sockid id; + + __u32 idiag_states; /* States to dump */ + __u32 idiag_dbs; /* Tables to dump (NI) */ +}; + +enum { + INET_DIAG_REQ_NONE, + INET_DIAG_REQ_BYTECODE, +}; + +#define INET_DIAG_REQ_MAX INET_DIAG_REQ_BYTECODE + +/* Bytecode is sequence of 4 byte commands followed by variable arguments. + * All the commands identified by "code" are conditional jumps forward: + * to offset cc+"yes" or to offset cc+"no". "yes" is supposed to be + * length of the command and its arguments. + */ + +struct inet_diag_bc_op { + unsigned char code; + unsigned char yes; + unsigned short no; +}; + +enum { + INET_DIAG_BC_NOP, + INET_DIAG_BC_JMP, + INET_DIAG_BC_S_GE, + INET_DIAG_BC_S_LE, + INET_DIAG_BC_D_GE, + INET_DIAG_BC_D_LE, + INET_DIAG_BC_AUTO, + INET_DIAG_BC_S_COND, + INET_DIAG_BC_D_COND, +}; + +struct inet_diag_hostcond { + __u8 family; + __u8 prefix_len; + int port; + __u32 addr[0]; +}; + +/* Base info structure. It contains socket identity (addrs/ports/cookie) + * and, alas, the information shown by netstat. */ +struct inet_diag_msg { + __u8 idiag_family; + __u8 idiag_state; + __u8 idiag_timer; + __u8 idiag_retrans; + + struct inet_diag_sockid id; + + __u32 idiag_expires; + __u32 idiag_rqueue; + __u32 idiag_wqueue; + __u32 idiag_uid; + __u32 idiag_inode; +}; + +/* Extensions */ + +enum { + INET_DIAG_NONE, + INET_DIAG_MEMINFO, + INET_DIAG_INFO, + INET_DIAG_VEGASINFO, + INET_DIAG_CONG, +}; + +#define INET_DIAG_MAX INET_DIAG_CONG + + +/* INET_DIAG_MEM */ + +struct inet_diag_meminfo { + __u32 idiag_rmem; + __u32 idiag_wmem; + __u32 idiag_fmem; + __u32 idiag_tmem; +}; + +/* INET_DIAG_VEGASINFO */ + +struct tcpvegas_info { + __u32 tcpv_enabled; + __u32 tcpv_rttcnt; + __u32 tcpv_rtt; + __u32 tcpv_minrtt; +}; + +#ifdef __KERNEL__ +struct sock; +struct inet_hashinfo; + +struct inet_diag_handler { + struct inet_hashinfo *idiag_hashinfo; + void (*idiag_get_info)(struct sock *sk, + struct inet_diag_msg *r, + void *info); + __u16 idiag_info_size; + __u16 idiag_type; +}; + +extern int inet_diag_register(const struct inet_diag_handler *handler); +extern void inet_diag_unregister(const struct inet_diag_handler *handler); +#endif /* __KERNEL__ */ + +#endif /* _INET_DIAG_H_ */ |