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Release 4.11 net/ipv4/udplite.c

Directory: net/ipv4
/*
 *  UDPLITE     An implementation of the UDP-Lite protocol (RFC 3828).
 *
 *  Authors:    Gerrit Renker       <gerrit@erg.abdn.ac.uk>
 *
 *  Changes:
 *  Fixes:
 *              This program is free software; you can redistribute it and/or
 *              modify it under the terms of the GNU General Public License
 *              as published by the Free Software Foundation; either version
 *              2 of the License, or (at your option) any later version.
 */


#define pr_fmt(fmt) "UDPLite: " fmt

#include <linux/export.h>
#include "udp_impl.h"


struct udp_table 	udplite_table __read_mostly;

EXPORT_SYMBOL(udplite_table);


static int udplite_rcv(struct sk_buff *skb) { return __udp4_lib_rcv(skb, &udplite_table, IPPROTO_UDPLITE); }

Contributors

PersonTokensPropCommitsCommitProp
Gerrit Renker1881.82%125.00%
Eric Dumazet29.09%125.00%
Adrian Bunk14.55%125.00%
Herbert Xu14.55%125.00%
Total22100.00%4100.00%


static void udplite_err(struct sk_buff *skb, u32 info) { __udp4_lib_err(skb, info, &udplite_table); }

Contributors

PersonTokensPropCommitsCommitProp
Gerrit Renker2083.33%125.00%
Eric Dumazet28.33%125.00%
Adrian Bunk14.17%125.00%
Hideaki Yoshifuji / 吉藤英明14.17%125.00%
Total24100.00%4100.00%

static const struct net_protocol udplite_protocol = { .handler = udplite_rcv, .err_handler = udplite_err, .no_policy = 1, .netns_ok = 1, }; struct proto udplite_prot = { .name = "UDP-Lite", .owner = THIS_MODULE, .close = udp_lib_close, .connect = ip4_datagram_connect, .disconnect = udp_disconnect, .ioctl = udp_ioctl, .init = udplite_sk_init, .destroy = udp_destroy_sock, .setsockopt = udp_setsockopt, .getsockopt = udp_getsockopt, .sendmsg = udp_sendmsg, .recvmsg = udp_recvmsg, .sendpage = udp_sendpage, .hash = udp_lib_hash, .unhash = udp_lib_unhash, .get_port = udp_v4_get_port, .memory_allocated = &udp_memory_allocated, .sysctl_mem = sysctl_udp_mem, .obj_size = sizeof(struct udp_sock), .h.udp_table = &udplite_table, #ifdef CONFIG_COMPAT .compat_setsockopt = compat_udp_setsockopt, .compat_getsockopt = compat_udp_getsockopt, #endif }; EXPORT_SYMBOL(udplite_prot); static struct inet_protosw udplite4_protosw = { .type = SOCK_DGRAM, .protocol = IPPROTO_UDPLITE, .prot = &udplite_prot, .ops = &inet_dgram_ops, .flags = INET_PROTOSW_PERMANENT, }; #ifdef CONFIG_PROC_FS static const struct file_operations udplite_afinfo_seq_fops = { .owner = THIS_MODULE, .open = udp_seq_open, .read = seq_read, .llseek = seq_lseek, .release = seq_release_net }; static struct udp_seq_afinfo udplite4_seq_afinfo = { .name = "udplite", .family = AF_INET, .udp_table = &udplite_table, .seq_fops = &udplite_afinfo_seq_fops, .seq_ops = { .show = udp4_seq_show, }, };
static int __net_init udplite4_proc_init_net(struct net *net) { return udp_proc_register(net, &udplite4_seq_afinfo); }

Contributors

PersonTokensPropCommitsCommitProp
Pavel Emelyanov2095.24%266.67%
Alexey Dobriyan14.76%133.33%
Total21100.00%3100.00%


static void __net_exit udplite4_proc_exit_net(struct net *net) { udp_proc_unregister(net, &udplite4_seq_afinfo); }

Contributors

PersonTokensPropCommitsCommitProp
Pavel Emelyanov1995.00%266.67%
Alexey Dobriyan15.00%133.33%
Total20100.00%3100.00%

static struct pernet_operations udplite4_net_ops = { .init = udplite4_proc_init_net, .exit = udplite4_proc_exit_net, };
static __init int udplite4_proc_init(void) { return register_pernet_subsys(&udplite4_net_ops); }

Contributors

PersonTokensPropCommitsCommitProp
Pavel Emelyanov16100.00%2100.00%
Total16100.00%2100.00%

#else
static inline int udplite4_proc_init(void) { return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Pavel Emelyanov12100.00%1100.00%
Total12100.00%1100.00%

#endif
void __init udplite4_register(void) { udp_table_init(&udplite_table, "UDP-Lite"); if (proto_register(&udplite_prot, 1)) goto out_register_err; if (inet_add_protocol(&udplite_protocol, IPPROTO_UDPLITE) < 0) goto out_unregister_proto; inet_register_protosw(&udplite4_protosw); if (udplite4_proc_init()) pr_err("%s: Cannot register /proc!\n", __func__); return; out_unregister_proto: proto_unregister(&udplite_prot); out_register_err: pr_crit("%s: Cannot add UDP-Lite protocol\n", __func__); }

Contributors

PersonTokensPropCommitsCommitProp
Gerrit Renker6581.25%116.67%
Eric Dumazet810.00%233.33%
Joe Perches33.75%116.67%
Harvey Harrison22.50%116.67%
Pavel Emelyanov22.50%116.67%
Total80100.00%6100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
Gerrit Renker30058.59%14.35%
Pavel Emelyanov9418.36%313.04%
Arjan van de Ven356.84%14.35%
Eric Dumazet326.25%417.39%
Denis V. Lunev173.32%313.04%
Paolo Abeni112.15%14.35%
Joe Perches101.95%28.70%
Alexey Dobriyan30.59%28.70%
Paul Gortmaker30.59%14.35%
Adrian Bunk30.59%28.70%
Harvey Harrison20.39%14.35%
Herbert Xu10.20%14.35%
Hideaki Yoshifuji / 吉藤英明10.20%14.35%
Total512100.00%23100.00%
Directory: net/ipv4
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