From 9fd51e9b0ad33a89a83fdbbb66bd20d85f7893fb Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Fri, 4 Feb 2000 03:21:18 +0000 Subject: Import of Linux 2.2.12 subset (ipv4 stack and related) --- pfinet/linux-src/include/net/ipip.h | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 pfinet/linux-src/include/net/ipip.h (limited to 'pfinet/linux-src/include/net/ipip.h') diff --git a/pfinet/linux-src/include/net/ipip.h b/pfinet/linux-src/include/net/ipip.h new file mode 100644 index 00000000..22c464c3 --- /dev/null +++ b/pfinet/linux-src/include/net/ipip.h @@ -0,0 +1,33 @@ +#ifndef __NET_IPIP_H +#define __NET_IPIP_H 1 + +#include + +/* Keep error state on tunnel for 30 sec */ +#define IPTUNNEL_ERR_TIMEO (30*HZ) + +struct ip_tunnel +{ + struct ip_tunnel *next; + struct device *dev; + struct net_device_stats stat; + + int recursion; /* Depth of hard_start_xmit recursion */ + int err_count; /* Number of arrived ICMP errors */ + unsigned long err_time; /* Time when the last ICMP error arrived */ + + /* These four fields used only by GRE */ + __u32 i_seqno; /* The last seen seqno */ + __u32 o_seqno; /* The last output seqno */ + int hlen; /* Precalculated GRE header length */ + int mlink; + + struct ip_tunnel_parm parms; +}; + +extern int ipip_init(void); +extern int ipgre_init(void); +extern int sit_init(void); +extern void sit_cleanup(void); + +#endif -- cgit v1.2.3