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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TRANSP_V6_H
#define _TRANSP_V6_H
#include <net/checksum.h>
/* IPv6 transport protocols */
extern struct proto rawv6_prot;
extern struct proto udpv6_prot;
extern struct proto udplitev6_prot;
extern struct proto tcpv6_prot;
extern struct proto pingv6_prot;
struct flowi6;
/* extension headers */
int ipv6_exthdrs_init(void);
void ipv6_exthdrs_exit(void);
int ipv6_frag_init(void);
void ipv6_frag_exit(void);
/* transport protocols */
int pingv6_init(void);
void pingv6_exit(void);
int rawv6_init(void);
void rawv6_exit(void);
int udpv6_init(void);
void udpv6_exit(void);
int udplitev6_init(void);
void udplitev6_exit(void);
int tcpv6_init(void);
void tcpv6_exit(void);
int udpv6_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len);
/* this does all the common and the specific ctl work */
void ip6_datagram_recv_ctl(struct sock *sk, struct msghdr *msg,
struct sk_buff *skb);
void ip6_datagram_recv_common_ctl(struct sock *sk, struct msghdr *msg,
struct sk_buff *skb);
void ip6_datagram_recv_specific_ctl(struct sock *sk, struct msghdr *msg,
struct sk_buff *skb);
int ip6_datagram_send_ctl(struct net *net, struct sock *sk, struct msghdr *msg,
struct flowi6 *fl6, struct ipcm6_cookie *ipc6);
void __ip6_dgram_sock_seq_show(struct seq_file *seq, struct sock *sp,
__u16 srcp, __u16 destp, int rqueue, int bucket);
static inline void
ip6_dgram_sock_seq_show(struct seq_file *seq, struct sock *sp, __u16 srcp,
__u16 destp, int bucket)
{
__ip6_dgram_sock_seq_show(seq, sp, srcp, destp, sk_rmem_alloc_get(sp),
bucket);
}
#define LOOPBACK4_IPV6 cpu_to_be32(0x7f000006)
/* address family specific functions */
extern const struct inet_connection_sock_af_ops ipv4_specific;
void inet6_destroy_sock(struct sock *sk);
#define IPV6_SEQ_DGRAM_HEADER \
" sl " \
"local_address " \
"remote_address " \
"st tx_queue rx_queue tr tm->when retrnsmt" \
" uid timeout inode ref pointer drops\n"
#endif
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