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);
 
 
 
 
 
 
 
 
38int __inet_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len,
39		bool force_bind_address_no_port, bool with_lock);
40int inet_getname(struct socket *sock, struct sockaddr *uaddr,
41		 int peer);
42int inet_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg);
43int inet_ctl_sock_create(struct sock **sk, unsigned short family,
44			 unsigned short type, unsigned char protocol,
45			 struct net *net);
46int inet_recv_error(struct sock *sk, struct msghdr *msg, int len,
47		    int *addr_len);
48
49struct sk_buff *inet_gro_receive(struct list_head *head, struct sk_buff *skb);
50int inet_gro_complete(struct sk_buff *skb, int nhoff);
51struct sk_buff *inet_gso_segment(struct sk_buff *skb,
52				 netdev_features_t features);
53
54static inline void inet_ctl_sock_destroy(struct sock *sk)
55{
56	if (sk)
57		sock_release(sk->sk_socket);
58}
59
60#define indirect_call_gro_receive(f2, f1, cb, head, skb)	\
61({								\
62	unlikely(gro_recursion_inc_test(skb)) ?			\
63		NAPI_GRO_CB(skb)->flush |= 1, NULL :		\
64		INDIRECT_CALL_2(cb, f2, f1, head, skb);		\
65})
66
67#endif

 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)
44/* Skip CAP_NET_BIND_SERVICE check. */
45#define BIND_NO_CAP_NET_BIND_SERVICE	(1 << 3)
46int __inet_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len,
47		u32 flags);
48int inet_getname(struct socket *sock, struct sockaddr *uaddr,
49		 int peer);
50int inet_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg);
51int inet_ctl_sock_create(struct sock **sk, unsigned short family,
52			 unsigned short type, unsigned char protocol,
53			 struct net *net);
54int inet_recv_error(struct sock *sk, struct msghdr *msg, int len,
55		    int *addr_len);
56
57struct sk_buff *inet_gro_receive(struct list_head *head, struct sk_buff *skb);
58int inet_gro_complete(struct sk_buff *skb, int nhoff);
59struct sk_buff *inet_gso_segment(struct sk_buff *skb,
60				 netdev_features_t features);
61
62static inline void inet_ctl_sock_destroy(struct sock *sk)
63{
64	if (sk)
65		sock_release(sk->sk_socket);
66}
67
68#define indirect_call_gro_receive(f2, f1, cb, head, skb)	\
69({								\
70	unlikely(gro_recursion_inc_test(skb)) ?			\
71		NAPI_GRO_CB(skb)->flush |= 1, NULL :		\
72		INDIRECT_CALL_2(cb, f2, f1, head, skb);		\
73})
74
75#endif