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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _INET_DIAG_H_
#define _INET_DIAG_H_ 1
#include <net/netlink.h>
#include <uapi/linux/inet_diag.h>
struct inet_hashinfo;
struct inet_diag_handler {
struct module *owner;
void (*dump)(struct sk_buff *skb,
struct netlink_callback *cb,
const struct inet_diag_req_v2 *r);
int (*dump_one)(struct netlink_callback *cb,
const struct inet_diag_req_v2 *req);
void (*idiag_get_info)(struct sock *sk,
struct inet_diag_msg *r,
void *info);
int (*idiag_get_aux)(struct sock *sk,
bool net_admin,
struct sk_buff *skb);
size_t (*idiag_get_aux_size)(struct sock *sk,
bool net_admin);
int (*destroy)(struct sk_buff *in_skb,
const struct inet_diag_req_v2 *req);
__u16 idiag_type;
__u16 idiag_info_size;
};
struct bpf_sk_storage_diag;
struct inet_diag_dump_data {
struct nlattr *req_nlas[__INET_DIAG_REQ_MAX];
#define inet_diag_nla_bc req_nlas[INET_DIAG_REQ_BYTECODE]
#define inet_diag_nla_bpf_stgs req_nlas[INET_DIAG_REQ_SK_BPF_STORAGES]
struct bpf_sk_storage_diag *bpf_stg_diag;
};
struct inet_connection_sock;
int inet_sk_diag_fill(struct sock *sk, struct inet_connection_sock *icsk,
struct sk_buff *skb, struct netlink_callback *cb,
const struct inet_diag_req_v2 *req,
u16 nlmsg_flags, bool net_admin);
void inet_diag_dump_icsk(struct inet_hashinfo *h, struct sk_buff *skb,
struct netlink_callback *cb,
const struct inet_diag_req_v2 *r);
int inet_diag_dump_one_icsk(struct inet_hashinfo *hashinfo,
struct netlink_callback *cb,
const struct inet_diag_req_v2 *req);
struct sock *inet_diag_find_one_icsk(struct net *net,
struct inet_hashinfo *hashinfo,
const struct inet_diag_req_v2 *req);
int inet_diag_bc_sk(const struct nlattr *_bc, struct sock *sk);
void inet_diag_msg_common_fill(struct inet_diag_msg *r, struct sock *sk);
static inline size_t inet_diag_msg_attrs_size(void)
{
return nla_total_size(1) /* INET_DIAG_SHUTDOWN */
+ nla_total_size(1) /* INET_DIAG_TOS */
#if IS_ENABLED(CONFIG_IPV6)
+ nla_total_size(1) /* INET_DIAG_TCLASS */
+ nla_total_size(1) /* INET_DIAG_SKV6ONLY */
#endif
+ nla_total_size(4) /* INET_DIAG_MARK */
+ nla_total_size(4) /* INET_DIAG_CLASS_ID */
#ifdef CONFIG_SOCK_CGROUP_DATA
+ nla_total_size_64bit(sizeof(u64)) /* INET_DIAG_CGROUP_ID */
#endif
+ nla_total_size(sizeof(struct inet_diag_sockopt))
/* INET_DIAG_SOCKOPT */
;
}
int inet_diag_msg_attrs_fill(struct sock *sk, struct sk_buff *skb,
struct inet_diag_msg *r, int ext,
struct user_namespace *user_ns, bool net_admin);
extern int inet_diag_register(const struct inet_diag_handler *handler);
extern void inet_diag_unregister(const struct inet_diag_handler *handler);
#endif /* _INET_DIAG_H_ */
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