[UDP]: Allow users to configure UDP-Lite.
[linux-2.6.git] / include / net / transp_v6.h
1 #ifndef _TRANSP_V6_H
2 #define _TRANSP_V6_H
3
4 #include <net/checksum.h>
5
6 /*
7  *      IPv6 transport protocols
8  */
9
10 #ifdef __KERNEL__
11
12 extern struct proto rawv6_prot;
13 extern struct proto udpv6_prot;
14 extern struct proto udplitev6_prot;
15 extern struct proto tcpv6_prot;
16
17 struct flowi;
18
19 /* extention headers */
20 extern int                              ipv6_exthdrs_init(void);
21 extern void                             ipv6_exthdrs_exit(void);
22 extern int                              ipv6_frag_init(void);
23 extern void                             ipv6_frag_exit(void);
24
25 /* transport protocols */
26 extern int                              rawv6_init(void);
27 extern void                             rawv6_exit(void);
28 extern int                              udpv6_init(void);
29 extern void                             udpv6_exit(void);
30 #ifdef CONFIG_IP_UDPLITE
31 extern int                              udplitev6_init(void);
32 extern void                             udplitev6_exit(void);
33 #else
34 static inline int udplitev6_init(void) { return 0; }
35 static inline void udplitev6_exit(void) { }
36 #endif
37 extern int                              tcpv6_init(void);
38 extern void                             tcpv6_exit(void);
39
40 extern int                              udpv6_connect(struct sock *sk,
41                                                       struct sockaddr *uaddr,
42                                                       int addr_len);
43
44 extern int                      datagram_recv_ctl(struct sock *sk,
45                                                   struct msghdr *msg,
46                                                   struct sk_buff *skb);
47
48 extern int                      datagram_send_ctl(struct msghdr *msg,
49                                                   struct flowi *fl,
50                                                   struct ipv6_txoptions *opt,
51                                                   int *hlimit, int *tclass);
52
53 #define         LOOPBACK4_IPV6          __constant_htonl(0x7f000006)
54
55 /*
56  *      address family specific functions
57  */
58 extern struct inet_connection_sock_af_ops ipv4_specific;
59
60 extern int inet6_destroy_sock(struct sock *sk);
61
62 #endif
63
64 #endif