Release 4.11 net/ipv6/fou6.c
#include <linux/module.h>
#include <linux/errno.h>
#include <linux/socket.h>
#include <linux/skbuff.h>
#include <linux/ip.h>
#include <linux/udp.h>
#include <linux/types.h>
#include <linux/kernel.h>
#include <net/fou.h>
#include <net/ip.h>
#include <net/ip6_tunnel.h>
#include <net/ip6_checksum.h>
#include <net/protocol.h>
#include <net/udp.h>
#include <net/udp_tunnel.h>
static void fou6_build_udp(struct sk_buff *skb, struct ip_tunnel_encap *e,
struct flowi6 *fl6, u8 *protocol, __be16 sport)
{
struct udphdr *uh;
skb_push(skb, sizeof(struct udphdr));
skb_reset_transport_header(skb);
uh = udp_hdr(skb);
uh->dest = e->dport;
uh->source = sport;
uh->len = htons(skb->len);
udp6_set_csum(!(e->flags & TUNNEL_ENCAP_FLAG_CSUM6), skb,
&fl6->saddr, &fl6->daddr, skb->len);
*protocol = IPPROTO_UDP;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Tom Herbert | 114 | 100.00% | 1 | 100.00% |
| Total | 114 | 100.00% | 1 | 100.00% |
int fou6_build_header(struct sk_buff *skb, struct ip_tunnel_encap *e,
u8 *protocol, struct flowi6 *fl6)
{
__be16 sport;
int err;
int type = e->flags & TUNNEL_ENCAP_FLAG_CSUM6 ?
SKB_GSO_UDP_TUNNEL_CSUM : SKB_GSO_UDP_TUNNEL;
err = __fou_build_header(skb, e, protocol, &sport, type);
if (err)
return err;
fou6_build_udp(skb, e, fl6, protocol, sport);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Tom Herbert | 82 | 100.00% | 1 | 100.00% |
| Total | 82 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL(fou6_build_header);
int gue6_build_header(struct sk_buff *skb, struct ip_tunnel_encap *e,
u8 *protocol, struct flowi6 *fl6)
{
__be16 sport;
int err;
int type = e->flags & TUNNEL_ENCAP_FLAG_CSUM6 ?
SKB_GSO_UDP_TUNNEL_CSUM : SKB_GSO_UDP_TUNNEL;
err = __gue_build_header(skb, e, protocol, &sport, type);
if (err)
return err;
fou6_build_udp(skb, e, fl6, protocol, sport);
return 0;
}
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| Person | Tokens | Prop | Commits | CommitProp |
| Tom Herbert | 82 | 100.00% | 1 | 100.00% |
| Total | 82 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL(gue6_build_header);
#if IS_ENABLED(CONFIG_IPV6_FOU_TUNNEL)
static const struct ip6_tnl_encap_ops fou_ip6tun_ops = {
.encap_hlen = fou_encap_hlen,
.build_header = fou6_build_header,
};
static const struct ip6_tnl_encap_ops gue_ip6tun_ops = {
.encap_hlen = gue_encap_hlen,
.build_header = gue6_build_header,
};
static int ip6_tnl_encap_add_fou_ops(void)
{
int ret;
ret = ip6_tnl_encap_add_ops(&fou_ip6tun_ops, TUNNEL_ENCAP_FOU);
if (ret < 0) {
pr_err("can't add fou6 ops\n");
return ret;
}
ret = ip6_tnl_encap_add_ops(&gue_ip6tun_ops, TUNNEL_ENCAP_GUE);
if (ret < 0) {
pr_err("can't add gue6 ops\n");
ip6_tnl_encap_del_ops(&fou_ip6tun_ops, TUNNEL_ENCAP_FOU);
return ret;
}
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Tom Herbert | 74 | 100.00% | 1 | 100.00% |
| Total | 74 | 100.00% | 1 | 100.00% |
static void ip6_tnl_encap_del_fou_ops(void)
{
ip6_tnl_encap_del_ops(&fou_ip6tun_ops, TUNNEL_ENCAP_FOU);
ip6_tnl_encap_del_ops(&gue_ip6tun_ops, TUNNEL_ENCAP_GUE);
}
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| Person | Tokens | Prop | Commits | CommitProp |
| Tom Herbert | 24 | 100.00% | 1 | 100.00% |
| Total | 24 | 100.00% | 1 | 100.00% |
#else
static int ip6_tnl_encap_add_fou_ops(void)
{
return 0;
}
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| Person | Tokens | Prop | Commits | CommitProp |
| Tom Herbert | 11 | 100.00% | 1 | 100.00% |
| Total | 11 | 100.00% | 1 | 100.00% |
static void ip6_tnl_encap_del_fou_ops(void)
{
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Tom Herbert | 7 | 100.00% | 1 | 100.00% |
| Total | 7 | 100.00% | 1 | 100.00% |
#endif
static int __init fou6_init(void)
{
int ret;
ret = ip6_tnl_encap_add_fou_ops();
return ret;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Tom Herbert | 20 | 100.00% | 1 | 100.00% |
| Total | 20 | 100.00% | 1 | 100.00% |
static void __exit fou6_fini(void)
{
ip6_tnl_encap_del_fou_ops();
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Tom Herbert | 12 | 100.00% | 1 | 100.00% |
| Total | 12 | 100.00% | 1 | 100.00% |
module_init(fou6_init);
module_exit(fou6_fini);
MODULE_AUTHOR("Tom Herbert <therbert@google.com>");
MODULE_LICENSE("GPL");
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Tom Herbert | 541 | 98.90% | 1 | 50.00% |
| Arnd Bergmann | 6 | 1.10% | 1 | 50.00% |
| Total | 547 | 100.00% | 2 | 100.00% |
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