tcp_diag.h
上传用户:jlfgdled
上传日期:2013-04-10
资源大小:33168k
文件大小:2k
- #ifndef _TCP_DIAG_H_
- #define _TCP_DIAG_H_ 1
- /* Just some random number */
- #define TCPDIAG_GETSOCK 18
- /* Socket identity */
- struct tcpdiag_sockid
- {
- __u16 tcpdiag_sport;
- __u16 tcpdiag_dport;
- __u32 tcpdiag_src[4];
- __u32 tcpdiag_dst[4];
- __u32 tcpdiag_if;
- __u32 tcpdiag_cookie[2];
- #define TCPDIAG_NOCOOKIE (~0U)
- };
- /* Request structure */
- struct tcpdiagreq
- {
- __u8 tcpdiag_family; /* Family of addresses. */
- __u8 tcpdiag_src_len;
- __u8 tcpdiag_dst_len;
- __u8 tcpdiag_ext; /* Query extended information */
- struct tcpdiag_sockid id;
- __u32 tcpdiag_states; /* States to dump */
- __u32 tcpdiag_dbs; /* Tables to dump (NI) */
- };
- enum
- {
- TCPDIAG_REQ_NONE,
- TCPDIAG_REQ_BYTECODE,
- };
- #define TCPDIAG_REQ_MAX TCPDIAG_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 tcpdiag_bc_op
- {
- unsigned char code;
- unsigned char yes;
- unsigned short no;
- };
- enum
- {
- TCPDIAG_BC_NOP,
- TCPDIAG_BC_JMP,
- TCPDIAG_BC_S_GE,
- TCPDIAG_BC_S_LE,
- TCPDIAG_BC_D_GE,
- TCPDIAG_BC_D_LE,
- TCPDIAG_BC_AUTO,
- TCPDIAG_BC_S_COND,
- TCPDIAG_BC_D_COND,
- };
- struct tcpdiag_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 tcpdiagmsg
- {
- __u8 tcpdiag_family;
- __u8 tcpdiag_state;
- __u8 tcpdiag_timer;
- __u8 tcpdiag_retrans;
- struct tcpdiag_sockid id;
- __u32 tcpdiag_expires;
- __u32 tcpdiag_rqueue;
- __u32 tcpdiag_wqueue;
- __u32 tcpdiag_uid;
- __u32 tcpdiag_inode;
- };
- /* Extensions */
- enum
- {
- TCPDIAG_NONE,
- TCPDIAG_MEMINFO,
- TCPDIAG_INFO,
- };
- #define TCPDIAG_MAX TCPDIAG_INFO
- /* TCPDIAG_MEM */
- struct tcpdiag_meminfo
- {
- __u32 tcpdiag_rmem;
- __u32 tcpdiag_wmem;
- __u32 tcpdiag_fmem;
- __u32 tcpdiag_tmem;
- };
- #endif /* _TCP_DIAG_H_ */