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