linux/include/net/raw.h
Jakub Kicinski 816cd16883 Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
include/net/sock.h
  310731e2f1 ("net: Fix data-races around sysctl_mem.")
  e70f3c7012 ("Revert "net: set SK_MEM_QUANTUM to 4096"")
https://lore.kernel.org/all/20220711120211.7c8b7cba@canb.auug.org.au/

net/ipv4/fib_semantics.c
  747c143072 ("ip: fix dflt addr selection for connected nexthop")
  d62607c3fe ("net: rename reference+tracking helpers")

net/tls/tls.h
include/net/tls.h
  3d8c51b25a ("net/tls: Check for errors in tls_device_init")
  5879031423 ("tls: create an internal header")

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2022-07-14 15:27:35 -07:00

94 lines
2.3 KiB
C

/* 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;
bool raw_v4_match(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 {
spinlock_t lock;
struct hlist_nulls_head ht[RAW_HTABLE_SIZE];
};
static inline void raw_hashinfo_init(struct raw_hashinfo *hashinfo)
{
int i;
spin_lock_init(&hashinfo->lock);
for (i = 0; i < RAW_HTABLE_SIZE; i++)
INIT_HLIST_NULLS_HEAD(&hashinfo->ht[i], i);
}
#ifdef CONFIG_PROC_FS
int 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(READ_ONCE(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 */