| #ifndef _INET_DIAG_H_ |
| #define _INET_DIAG_H_ |
| |
| #include <linux/types.h> |
| |
| /* Just some random number */ |
| #define TCPDIAG_GETSOCK 18 |
| #define DCCPDIAG_GETSOCK 19 |
| |
| #define INET_DIAG_GETSOCK_MAX 24 |
| |
| /* Socket identity */ |
| struct inet_diag_sockid { |
| __be16 idiag_sport; |
| __be16 idiag_dport; |
| __be32 idiag_src[4]; |
| __be32 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) */ |
| }; |
| |
| struct inet_diag_req_v2 { |
| __u8 sdiag_family; |
| __u8 sdiag_protocol; |
| __u8 idiag_ext; |
| __u8 pad; |
| __u32 idiag_states; |
| struct inet_diag_sockid id; |
| }; |
| |
| 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; |
| __be32 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, |
| INET_DIAG_TOS, |
| INET_DIAG_TCLASS, |
| INET_DIAG_SKMEMINFO, |
| INET_DIAG_SHUTDOWN, |
| INET_DIAG_DCTCPINFO, |
| INET_DIAG_PROTOCOL, /* response attribute only */ |
| INET_DIAG_SKV6ONLY, |
| }; |
| |
| #define INET_DIAG_MAX INET_DIAG_SKV6ONLY |
| |
| /* 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; |
| }; |
| |
| /* INET_DIAG_DCTCPINFO */ |
| |
| struct tcp_dctcp_info { |
| __u16 dctcp_enabled; |
| __u16 dctcp_ce_state; |
| __u32 dctcp_alpha; |
| __u32 dctcp_ab_ecn; |
| __u32 dctcp_ab_tot; |
| }; |
| |
| union tcp_cc_info { |
| struct tcpvegas_info vegas; |
| struct tcp_dctcp_info dctcp; |
| }; |
| #endif /* _INET_DIAG_H_ */ |