/* SPDX-License-Identifier: GPL-2.0-or-later *//* * INET		An implementation of the TCP/IP protocol suite for the LINUX *		operating system.  INET is implemented using the  BSD Socket *		interface as the means of communication with the user level. * *		Definitions for the RAW-IP module. * * Version:	@(#)raw.h	1.0.2	05/07/93 * * Author:	Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> */#ifndef _RAW_H#define _RAW_H #include <net/inet_sock.h>#include <net/protocol.h>#include <linux/icmp.h> extern struct proto raw_prot; extern struct raw_hashinfo raw_v4_hashinfo;struct sock *__raw_v4_lookup(struct net *net, struct sock *sk,			     unsigned short num, __be32 raddr,			     __be32 laddr, int dif, int sdif); int raw_abort(struct sock *sk, int err);void raw_icmp_error(struct sk_buff *, int, u32);int raw_local_deliver(struct sk_buff *, int); int raw_rcv(struct sock *, struct sk_buff *); #define RAW_HTABLE_SIZE	MAX_INET_PROTOS struct raw_hashinfo {	rwlock_t lock;	struct hlist_head ht[RAW_HTABLE_SIZE];}; #ifdef CONFIG_PROC_FSint raw_proc_init(void);void raw_proc_exit(void); struct raw_iter_state {	struct seq_net_private p;	int bucket;}; static inline struct raw_iter_state *raw_seq_private(struct seq_file *seq){	return seq->private;}void *raw_seq_start(struct seq_file *seq, loff_t *pos);void *raw_seq_next(struct seq_file *seq, void *v, loff_t *pos);void raw_seq_stop(struct seq_file *seq, void *v);#endif int raw_hash_sk(struct sock *sk);void raw_unhash_sk(struct sock *sk);void raw_init(void); struct raw_sock {	/* inet_sock has to be the first member */	struct inet_sock   inet;	struct icmp_filter filter;	u32		   ipmr_table;}; static inline struct raw_sock *raw_sk(const struct sock *sk){	return (struct raw_sock *)sk;} static inline bool raw_sk_bound_dev_eq(struct net *net, int bound_dev_if,				       int dif, int sdif){#if IS_ENABLED(CONFIG_NET_L3_MASTER_DEV)	return inet_bound_dev_eq(!!net->ipv4.sysctl_raw_l3mdev_accept,				 bound_dev_if, dif, sdif);#else	return inet_bound_dev_eq(true, bound_dev_if, dif, sdif);#endif} #endif	/* _RAW_H */