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 tcpv6_prot; 15 16 struct flowi; 17 18 /* extention headers */ 19 extern void ipv6_rthdr_init(void); 20 extern void ipv6_frag_init(void); 21 extern void ipv6_nodata_init(void); 22 extern void ipv6_destopt_init(void); 23 24 /* transport protocols */ 25 extern void rawv6_init(void); 26 extern void udpv6_init(void); 27 extern void tcpv6_init(void); 28 29 extern int udpv6_connect(struct sock *sk, 30 struct sockaddr *uaddr, 31 int addr_len); 32 33 extern int datagram_recv_ctl(struct sock *sk, 34 struct msghdr *msg, 35 struct sk_buff *skb); 36 37 extern int datagram_send_ctl(struct msghdr *msg, 38 struct flowi *fl, 39 struct ipv6_txoptions *opt, 40 int *hlimit, int *tclass); 41 42 #define LOOPBACK4_IPV6 __constant_htonl(0x7f000006) 43 44 /* 45 * address family specific functions 46 */ 47 extern struct inet_connection_sock_af_ops ipv4_specific; 48 49 extern int inet6_destroy_sock(struct sock *sk); 50 51 #endif 52 53 #endif 54