| xj | b04a402 | 2021-11-25 15:01:52 +0800 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | #ifndef _TRANSP_V6_H |
| 3 | #define _TRANSP_V6_H |
| 4 | |
| 5 | #include <net/checksum.h> |
| 6 | |
| 7 | /* IPv6 transport protocols */ |
| 8 | extern struct proto rawv6_prot; |
| 9 | extern struct proto udpv6_prot; |
| 10 | extern struct proto udplitev6_prot; |
| 11 | extern struct proto tcpv6_prot; |
| 12 | extern struct proto pingv6_prot; |
| 13 | |
| 14 | struct flowi6; |
| 15 | |
| 16 | /* extension headers */ |
| 17 | int ipv6_exthdrs_init(void); |
| 18 | void ipv6_exthdrs_exit(void); |
| 19 | int ipv6_frag_init(void); |
| 20 | void ipv6_frag_exit(void); |
| 21 | |
| 22 | /* transport protocols */ |
| 23 | int pingv6_init(void); |
| 24 | void pingv6_exit(void); |
| 25 | int rawv6_init(void); |
| 26 | void rawv6_exit(void); |
| 27 | int udpv6_init(void); |
| 28 | void udpv6_exit(void); |
| 29 | int udplitev6_init(void); |
| 30 | void udplitev6_exit(void); |
| 31 | int tcpv6_init(void); |
| 32 | void tcpv6_exit(void); |
| 33 | |
| 34 | int udpv6_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len); |
| 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 | /* address family specific functions */ |
| 60 | extern const struct inet_connection_sock_af_ops ipv4_specific; |
| 61 | |
| 62 | void inet6_destroy_sock(struct sock *sk); |
| 63 | |
| 64 | #define IPV6_SEQ_DGRAM_HEADER \ |
| 65 | " sl " \ |
| 66 | "local_address " \ |
| 67 | "remote_address " \ |
| 68 | "st tx_queue rx_queue tr tm->when retrnsmt" \ |
| 69 | " uid timeout inode ref pointer drops\n" |
| 70 | |
| 71 | #endif |