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1#ifndef _TRANSP_V6_H
2#define _TRANSP_V6_H
3
4#include <net/checksum.h>
5
6/*
7 * IPv6 transport protocols
8 */
9
10extern struct proto rawv6_prot;
11extern struct proto udpv6_prot;
12extern struct proto udplitev6_prot;
13extern struct proto tcpv6_prot;
14
15struct flowi6;
16
17/* extension headers */
18extern int ipv6_exthdrs_init(void);
19extern void ipv6_exthdrs_exit(void);
20extern int ipv6_frag_init(void);
21extern void ipv6_frag_exit(void);
22
23/* transport protocols */
24extern int rawv6_init(void);
25extern void rawv6_exit(void);
26extern int udpv6_init(void);
27extern void udpv6_exit(void);
28extern int udplitev6_init(void);
29extern void udplitev6_exit(void);
30extern int tcpv6_init(void);
31extern void tcpv6_exit(void);
32
33extern int udpv6_connect(struct sock *sk,
34 struct sockaddr *uaddr,
35 int addr_len);
36
37extern int datagram_recv_ctl(struct sock *sk,
38 struct msghdr *msg,
39 struct sk_buff *skb);
40
41extern int datagram_send_ctl(struct net *net,
42 struct sock *sk,
43 struct msghdr *msg,
44 struct flowi6 *fl6,
45 struct ipv6_txoptions *opt,
46 int *hlimit, int *tclass,
47 int *dontfrag);
48
49#define LOOPBACK4_IPV6 cpu_to_be32(0x7f000006)
50
51/*
52 * address family specific functions
53 */
54extern const struct inet_connection_sock_af_ops ipv4_specific;
55
56extern void inet6_destroy_sock(struct sock *sk);
57
58#endif
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _TRANSP_V6_H
3#define _TRANSP_V6_H
4
5#include <net/checksum.h>
6#include <net/sock.h>
7
8/* IPv6 transport protocols */
9extern struct proto rawv6_prot;
10extern struct proto udpv6_prot;
11extern struct proto udplitev6_prot;
12extern struct proto tcpv6_prot;
13extern struct proto pingv6_prot;
14
15struct flowi6;
16struct ipcm6_cookie;
17
18/* extension headers */
19int ipv6_exthdrs_init(void);
20void ipv6_exthdrs_exit(void);
21int ipv6_frag_init(void);
22void ipv6_frag_exit(void);
23
24/* transport protocols */
25int pingv6_init(void);
26void pingv6_exit(void);
27int rawv6_init(void);
28void rawv6_exit(void);
29int udpv6_init(void);
30void udpv6_exit(void);
31int udplitev6_init(void);
32void udplitev6_exit(void);
33int tcpv6_init(void);
34void tcpv6_exit(void);
35
36int udpv6_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len);
37
38/* this does all the common and the specific ctl work */
39void ip6_datagram_recv_ctl(struct sock *sk, struct msghdr *msg,
40 struct sk_buff *skb);
41void ip6_datagram_recv_common_ctl(struct sock *sk, struct msghdr *msg,
42 struct sk_buff *skb);
43void ip6_datagram_recv_specific_ctl(struct sock *sk, struct msghdr *msg,
44 struct sk_buff *skb);
45
46int ip6_datagram_send_ctl(struct net *net, struct sock *sk, struct msghdr *msg,
47 struct flowi6 *fl6, struct ipcm6_cookie *ipc6);
48
49void __ip6_dgram_sock_seq_show(struct seq_file *seq, struct sock *sp,
50 __u16 srcp, __u16 destp, int rqueue, int bucket);
51static inline void
52ip6_dgram_sock_seq_show(struct seq_file *seq, struct sock *sp, __u16 srcp,
53 __u16 destp, int bucket)
54{
55 __ip6_dgram_sock_seq_show(seq, sp, srcp, destp, sk_rmem_alloc_get(sp),
56 bucket);
57}
58
59#define LOOPBACK4_IPV6 cpu_to_be32(0x7f000006)
60
61#define IPV6_SEQ_DGRAM_HEADER \
62 " sl " \
63 "local_address " \
64 "remote_address " \
65 "st tx_queue rx_queue tr tm->when retrnsmt" \
66 " uid timeout inode ref pointer drops\n"
67
68#endif