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 void ipv6_rthdr_init(void); 21 extern void ipv6_frag_init(void); 22 extern void ipv6_nodata_init(void); 23 extern void ipv6_destopt_init(void); 24 25 /* transport protocols */ 26 extern void rawv6_init(void); 27 extern void udpv6_init(void); 28 extern void udplitev6_init(void); 29 extern void tcpv6_init(void); 30 31 extern int udpv6_connect(struct sock *sk, 32 struct sockaddr *uaddr, 33 int addr_len); 34 35 extern int datagram_recv_ctl(struct sock *sk, 36 struct msghdr *msg, 37 struct sk_buff *skb); 38 39 extern int datagram_send_ctl(struct msghdr *msg, 40 struct flowi *fl, 41 struct ipv6_txoptions *opt, 42 int *hlimit, int *tclass); 43 44 #define LOOPBACK4_IPV6 __constant_htonl(0x7f000006) 45 46 /* 47 * address family specific functions 48 */ 49 extern struct inet_connection_sock_af_ops ipv4_specific; 50 51 extern int inet6_destroy_sock(struct sock *sk); 52 53 #endif 54 55 #endif 56