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https://github.com/edk2-porting/linux-next.git
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9f8552996d
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: David S. Miller <davem@davemloft.net>
139 lines
2.7 KiB
C
139 lines
2.7 KiB
C
#ifndef _INET_DIAG_H_
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#define _INET_DIAG_H_ 1
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/* Just some random number */
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#define TCPDIAG_GETSOCK 18
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#define DCCPDIAG_GETSOCK 19
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#define INET_DIAG_GETSOCK_MAX 24
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/* Socket identity */
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struct inet_diag_sockid {
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__be16 idiag_sport;
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__be16 idiag_dport;
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__be32 idiag_src[4];
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__be32 idiag_dst[4];
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__u32 idiag_if;
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__u32 idiag_cookie[2];
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#define INET_DIAG_NOCOOKIE (~0U)
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};
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/* Request structure */
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struct inet_diag_req {
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__u8 idiag_family; /* Family of addresses. */
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__u8 idiag_src_len;
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__u8 idiag_dst_len;
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__u8 idiag_ext; /* Query extended information */
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struct inet_diag_sockid id;
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__u32 idiag_states; /* States to dump */
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__u32 idiag_dbs; /* Tables to dump (NI) */
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};
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enum {
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INET_DIAG_REQ_NONE,
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INET_DIAG_REQ_BYTECODE,
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};
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#define INET_DIAG_REQ_MAX INET_DIAG_REQ_BYTECODE
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/* Bytecode is sequence of 4 byte commands followed by variable arguments.
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* All the commands identified by "code" are conditional jumps forward:
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* to offset cc+"yes" or to offset cc+"no". "yes" is supposed to be
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* length of the command and its arguments.
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*/
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struct inet_diag_bc_op {
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unsigned char code;
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unsigned char yes;
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unsigned short no;
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};
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enum {
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INET_DIAG_BC_NOP,
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INET_DIAG_BC_JMP,
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INET_DIAG_BC_S_GE,
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INET_DIAG_BC_S_LE,
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INET_DIAG_BC_D_GE,
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INET_DIAG_BC_D_LE,
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INET_DIAG_BC_AUTO,
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INET_DIAG_BC_S_COND,
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INET_DIAG_BC_D_COND,
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};
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struct inet_diag_hostcond {
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__u8 family;
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__u8 prefix_len;
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int port;
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__be32 addr[0];
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};
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/* Base info structure. It contains socket identity (addrs/ports/cookie)
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* and, alas, the information shown by netstat. */
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struct inet_diag_msg {
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__u8 idiag_family;
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__u8 idiag_state;
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__u8 idiag_timer;
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__u8 idiag_retrans;
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struct inet_diag_sockid id;
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__u32 idiag_expires;
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__u32 idiag_rqueue;
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__u32 idiag_wqueue;
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__u32 idiag_uid;
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__u32 idiag_inode;
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};
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/* Extensions */
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enum {
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INET_DIAG_NONE,
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INET_DIAG_MEMINFO,
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INET_DIAG_INFO,
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INET_DIAG_VEGASINFO,
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INET_DIAG_CONG,
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};
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#define INET_DIAG_MAX INET_DIAG_CONG
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/* INET_DIAG_MEM */
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struct inet_diag_meminfo {
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__u32 idiag_rmem;
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__u32 idiag_wmem;
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__u32 idiag_fmem;
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__u32 idiag_tmem;
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};
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/* INET_DIAG_VEGASINFO */
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struct tcpvegas_info {
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__u32 tcpv_enabled;
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__u32 tcpv_rttcnt;
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__u32 tcpv_rtt;
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__u32 tcpv_minrtt;
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};
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#ifdef __KERNEL__
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struct sock;
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struct inet_hashinfo;
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struct inet_diag_handler {
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struct inet_hashinfo *idiag_hashinfo;
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void (*idiag_get_info)(struct sock *sk,
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struct inet_diag_msg *r,
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void *info);
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__u16 idiag_info_size;
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__u16 idiag_type;
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};
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extern int inet_diag_register(const struct inet_diag_handler *handler);
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extern void inet_diag_unregister(const struct inet_diag_handler *handler);
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#endif /* __KERNEL__ */
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#endif /* _INET_DIAG_H_ */
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