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 */
9 extern struct proto rawv6_prot;
10 extern struct proto udpv6_prot;
11 extern struct proto udplitev6_prot;
12 extern struct proto tcpv6_prot;
13 extern struct proto pingv6_prot;
14
15 struct flowi6;
16 struct ipcm6_cookie;
17
18 /* extension headers */
19 int ipv6_exthdrs_init(void);
20 void ipv6_exthdrs_exit(void);
21 int ipv6_frag_init(void);
22 void ipv6_frag_exit(void);
23
24 /* transport protocols */
25 int pingv6_init(void);
26 void pingv6_exit(void);
27 int rawv6_init(void);
28 void rawv6_exit(void);
29 int udpv6_init(void);
30 void udpv6_exit(void);
31 int udplitev6_init(void);
32 void udplitev6_exit(void);
33 int tcpv6_init(void);
34 void tcpv6_exit(void);
35
36 /* this does all the common and the specific ctl work */
37 void ip6_datagram_recv_ctl(struct sock *sk, struct msghdr *msg,
38 struct sk_buff *skb);
39 void ip6_datagram_recv_common_ctl(struct sock *sk, struct msghdr *msg,
40 struct sk_buff *skb);
41 void ip6_datagram_recv_specific_ctl(struct sock *sk, struct msghdr *msg,
42 struct sk_buff *skb);
43
44 int ip6_datagram_send_ctl(struct net *net, struct sock *sk, struct msghdr *msg,
45 struct flowi6 *fl6, struct ipcm6_cookie *ipc6);
46
47 void __ip6_dgram_sock_seq_show(struct seq_file *seq, struct sock *sp,
48 __u16 srcp, __u16 destp, int rqueue, int bucket);
49 static inline void
50 ip6_dgram_sock_seq_show(struct seq_file *seq, struct sock *sp, __u16 srcp,
51 __u16 destp, int bucket)
52 {
53 __ip6_dgram_sock_seq_show(seq, sp, srcp, destp, sk_rmem_alloc_get(sp),
54 bucket);
55 }
56
57 #define LOOPBACK4_IPV6 cpu_to_be32(0x7f000006)
58
59 #define IPV6_SEQ_DGRAM_HEADER \
60 " sl " \
61 "local_address " \
62 "remote_address " \
63 "st tx_queue rx_queue tr tm->when retrnsmt" \
64 " uid timeout inode ref pointer drops\n"
65
66 #endif
67
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