Linux kernel mirror (for testing)
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linux
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _INET_COMMON_H
3#define _INET_COMMON_H
4
5#include <linux/indirect_call_wrapper.h>
6
7extern const struct proto_ops inet_stream_ops;
8extern const struct proto_ops inet_dgram_ops;
9
10/*
11 * INET4 prototypes used by INET6
12 */
13
14struct msghdr;
15struct sock;
16struct sockaddr;
17struct socket;
18
19int inet_release(struct socket *sock);
20int inet_stream_connect(struct socket *sock, struct sockaddr *uaddr,
21 int addr_len, int flags);
22int __inet_stream_connect(struct socket *sock, struct sockaddr *uaddr,
23 int addr_len, int flags, int is_sendmsg);
24int inet_dgram_connect(struct socket *sock, struct sockaddr *uaddr,
25 int addr_len, int flags);
26int inet_accept(struct socket *sock, struct socket *newsock, int flags,
27 bool kern);
28int inet_send_prepare(struct sock *sk);
29int inet_sendmsg(struct socket *sock, struct msghdr *msg, size_t size);
30ssize_t inet_sendpage(struct socket *sock, struct page *page, int offset,
31 size_t size, int flags);
32int inet_recvmsg(struct socket *sock, struct msghdr *msg, size_t size,
33 int flags);
34int inet_shutdown(struct socket *sock, int how);
35int inet_listen(struct socket *sock, int backlog);
36void inet_sock_destruct(struct sock *sk);
37int inet_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len);
38/* Don't allocate port at this moment, defer to connect. */
39#define BIND_FORCE_ADDRESS_NO_PORT (1 << 0)
40/* Grab and release socket lock. */
41#define BIND_WITH_LOCK (1 << 1)
42/* Called from BPF program. */
43#define BIND_FROM_BPF (1 << 2)
44int __inet_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len,
45 u32 flags);
46int inet_getname(struct socket *sock, struct sockaddr *uaddr,
47 int peer);
48int inet_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg);
49int inet_ctl_sock_create(struct sock **sk, unsigned short family,
50 unsigned short type, unsigned char protocol,
51 struct net *net);
52int inet_recv_error(struct sock *sk, struct msghdr *msg, int len,
53 int *addr_len);
54
55struct sk_buff *inet_gro_receive(struct list_head *head, struct sk_buff *skb);
56int inet_gro_complete(struct sk_buff *skb, int nhoff);
57struct sk_buff *inet_gso_segment(struct sk_buff *skb,
58 netdev_features_t features);
59
60static inline void inet_ctl_sock_destroy(struct sock *sk)
61{
62 if (sk)
63 sock_release(sk->sk_socket);
64}
65
66#define indirect_call_gro_receive(f2, f1, cb, head, skb) \
67({ \
68 unlikely(gro_recursion_inc_test(skb)) ? \
69 NAPI_GRO_CB(skb)->flush |= 1, NULL : \
70 INDIRECT_CALL_2(cb, f2, f1, head, skb); \
71})
72
73#endif