linux/net/ipv4/datagram.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 *	common UDP/RAW code
 *	Linux INET implementation
 *
 * Authors:
 * 	Hideaki YOSHIFUJI <[email protected]>
 */

#include <linux/types.h>
#include <linux/module.h>
#include <linux/in.h>
#include <net/ip.h>
#include <net/sock.h>
#include <net/route.h>
#include <net/tcp_states.h>
#include <net/sock_reuseport.h>

int __ip4_datagram_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
{ … }
EXPORT_SYMBOL(…);

int ip4_datagram_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
{ … }
EXPORT_SYMBOL(…);

/* Because UDP xmit path can manipulate sk_dst_cache without holding
 * socket lock, we need to use sk_dst_set() here,
 * even if we own the socket lock.
 */
void ip4_datagram_release_cb(struct sock *sk)
{ … }
EXPORT_SYMBOL_GPL(…);