projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| ba4e58ec GR |
1 | /* |
| 2 | * UDPLITEv6 An implementation of the UDP-Lite protocol over IPv6. | |
| 3 | * See also net/ipv4/udplite.c | |
| 4 | * | |
| 5 | * Version: $Id: udplite.c,v 1.9 2006/10/19 08:28:10 gerrit Exp $ | |
| 6 | * | |
| 7 | * Authors: Gerrit Renker <gerrit@erg.abdn.ac.uk> | |
| 8 | * | |
| 9 | * Changes: | |
| 10 | * Fixes: | |
| 11 | * This program is free software; you can redistribute it and/or | |
| 12 | * modify it under the terms of the GNU General Public License | |
| 13 | * as published by the Free Software Foundation; either version | |
| 14 | * 2 of the License, or (at your option) any later version. | |
| 15 | */ | |
| 16 | #include "udp_impl.h" | |
| 17 | ||
| 18 | DEFINE_SNMP_STAT(struct udp_mib, udplite_stats_in6) __read_mostly; | |
| 19 | ||
| e5bbef20 | 20 | static int udplitev6_rcv(struct sk_buff *skb) |
| ba4e58ec | 21 | { |
| e5bbef20 | 22 | return __udp6_lib_rcv(skb, udplite_hash, IPPROTO_UDPLITE); |
| ba4e58ec GR |
23 | } |
| 24 | ||
| f5b99bcd AB |
25 | static void udplitev6_err(struct sk_buff *skb, |
| 26 | struct inet6_skb_parm *opt, | |
| 27 | int type, int code, int offset, __be32 info) | |
| ba4e58ec GR |
28 | { |
| 29 | return __udp6_lib_err(skb, opt, type, code, offset, info, udplite_hash); | |
| 30 | } | |
| 31 | ||
| 32 | static struct inet6_protocol udplitev6_protocol = { | |
| 33 | .handler = udplitev6_rcv, | |
| 34 | .err_handler = udplitev6_err, | |
| 35 | .flags = INET6_PROTO_NOPOLICY|INET6_PROTO_FINAL, | |
| 36 | }; | |
| 37 | ||
| f5b99bcd | 38 | static int udplite_v6_get_port(struct sock *sk, unsigned short snum) |
| ba4e58ec | 39 | { |
| df2bc459 | 40 | return udplite_get_port(sk, snum, ipv6_rcv_saddr_equal); |
| ba4e58ec GR |
41 | } |
| 42 | ||
| c5a432f1 ED |
43 | DEFINE_PROTO_INUSE(udplitev6) |
| 44 | ||
| ba4e58ec GR |
45 | struct proto udplitev6_prot = { |
| 46 | .name = "UDPLITEv6", | |
| 47 | .owner = THIS_MODULE, | |
| 48 | .close = udp_lib_close, | |
| 49 | .connect = ip6_datagram_connect, | |
| 50 | .disconnect = udp_disconnect, | |
| 51 | .ioctl = udp_ioctl, | |
| 52 | .init = udplite_sk_init, | |
| 53 | .destroy = udpv6_destroy_sock, | |
| 54 | .setsockopt = udpv6_setsockopt, | |
| 55 | .getsockopt = udpv6_getsockopt, | |
| 56 | .sendmsg = udpv6_sendmsg, | |
| 57 | .recvmsg = udpv6_recvmsg, | |
| 58 | .backlog_rcv = udpv6_queue_rcv_skb, | |
| 59 | .hash = udp_lib_hash, | |
| 60 | .unhash = udp_lib_unhash, | |
| 61 | .get_port = udplite_v6_get_port, | |
| 62 | .obj_size = sizeof(struct udp6_sock), | |
| 63 | #ifdef CONFIG_COMPAT | |
| 64 | .compat_setsockopt = compat_udpv6_setsockopt, | |
| 65 | .compat_getsockopt = compat_udpv6_getsockopt, | |
| 66 | #endif | |
| c5a432f1 | 67 | REF_PROTO_INUSE(udplitev6) |
| ba4e58ec GR |
68 | }; |
| 69 | ||
| 70 | static struct inet_protosw udplite6_protosw = { | |
| 71 | .type = SOCK_DGRAM, | |
| 72 | .protocol = IPPROTO_UDPLITE, | |
| 73 | .prot = &udplitev6_prot, | |
| 74 | .ops = &inet6_dgram_ops, | |
| 75 | .capability = -1, | |
| 76 | .no_check = 0, | |
| 77 | .flags = INET_PROTOSW_PERMANENT, | |
| 78 | }; | |
| 79 | ||
| 80 | void __init udplitev6_init(void) | |
| 81 | { | |
| 82 | if (inet6_add_protocol(&udplitev6_protocol, IPPROTO_UDPLITE) < 0) | |
| 83 | printk(KERN_ERR "%s: Could not register.\n", __FUNCTION__); | |
| 84 | ||
| 85 | inet6_register_protosw(&udplite6_protosw); | |
| 86 | } | |
| 87 | ||
| 88 | #ifdef CONFIG_PROC_FS | |
| 89 | static struct file_operations udplite6_seq_fops; | |
| 90 | static struct udp_seq_afinfo udplite6_seq_afinfo = { | |
| 91 | .owner = THIS_MODULE, | |
| 92 | .name = "udplite6", | |
| 93 | .family = AF_INET6, | |
| 94 | .hashtable = udplite_hash, | |
| 95 | .seq_show = udp6_seq_show, | |
| 96 | .seq_fops = &udplite6_seq_fops, | |
| 97 | }; | |
| 98 | ||
| 99 | int __init udplite6_proc_init(void) | |
| 100 | { | |
| 101 | return udp_proc_register(&udplite6_seq_afinfo); | |
| 102 | } | |
| 103 | ||
| 104 | void udplite6_proc_exit(void) | |
| 105 | { | |
| 106 | udp_proc_unregister(&udplite6_seq_afinfo); | |
| 107 | } | |
| 108 | #endif |