/* SPDX-License-Identifier: GPL-2.0 */#ifndef _INET_COMMON_H#define _INET_COMMON_H #include <linux/indirect_call_wrapper.h>#include <linux/net.h>#include <linux/netdev_features.h>#include <linux/types.h>#include <net/sock.h> extern const struct proto_ops inet_stream_ops;extern const struct proto_ops inet_dgram_ops; /* *	INET4 prototypes used by INET6 */ struct msghdr;struct net;struct page;struct sock;struct sockaddr;struct socket; int inet_release(struct socket *sock);int inet_stream_connect(struct socket *sock, struct sockaddr *uaddr,			int addr_len, int flags);int __inet_stream_connect(struct socket *sock, struct sockaddr *uaddr,			  int addr_len, int flags, int is_sendmsg);int inet_dgram_connect(struct socket *sock, struct sockaddr *uaddr,		       int addr_len, int flags);int inet_accept(struct socket *sock, struct socket *newsock,		struct proto_accept_arg *arg);void __inet_accept(struct socket *sock, struct socket *newsock,		   struct sock *newsk);int inet_send_prepare(struct sock *sk);int inet_sendmsg(struct socket *sock, struct msghdr *msg, size_t size);void inet_splice_eof(struct socket *sock);int inet_recvmsg(struct socket *sock, struct msghdr *msg, size_t size,		 int flags);int inet_shutdown(struct socket *sock, int how);int inet_listen(struct socket *sock, int backlog);int __inet_listen_sk(struct sock *sk, int backlog);void inet_sock_destruct(struct sock *sk);int inet_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len);int inet_bind_sk(struct sock *sk, struct sockaddr *uaddr, int addr_len);/* Don't allocate port at this moment, defer to connect. */#define BIND_FORCE_ADDRESS_NO_PORT	(1 << 0)/* Grab and release socket lock. */#define BIND_WITH_LOCK			(1 << 1)/* Called from BPF program. */#define BIND_FROM_BPF			(1 << 2)/* Skip CAP_NET_BIND_SERVICE check. */#define BIND_NO_CAP_NET_BIND_SERVICE	(1 << 3)int __inet_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len,		u32 flags);int inet_getname(struct socket *sock, struct sockaddr *uaddr,		 int peer);int inet_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg);int inet_ctl_sock_create(struct sock **sk, unsigned short family,			 unsigned short type, unsigned char protocol,			 struct net *net);int inet_recv_error(struct sock *sk, struct msghdr *msg, int len,		    int *addr_len); struct sk_buff *inet_gro_receive(struct list_head *head, struct sk_buff *skb);int inet_gro_complete(struct sk_buff *skb, int nhoff);struct sk_buff *inet_gso_segment(struct sk_buff *skb,				 netdev_features_t features); static inline void inet_ctl_sock_destroy(struct sock *sk){	if (sk)		sock_release(sk->sk_socket);} #define indirect_call_gro_receive(f2, f1, cb, head, skb)	\({								\	unlikely(gro_recursion_inc_test(skb)) ?			\		NAPI_GRO_CB(skb)->flush |= 1, NULL :		\		INDIRECT_CALL_2(cb, f2, f1, head, skb);		\}) #endif