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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */#ifndef _UAPI_IF_TUNNEL_H_#define _UAPI_IF_TUNNEL_H_
#include <linux/types.h>#include <linux/if.h>#include <linux/ip.h>#include <linux/in6.h>#include <asm/byteorder.h>
#define SIOCGETTUNNEL (SIOCDEVPRIVATE + 0)#define SIOCADDTUNNEL (SIOCDEVPRIVATE + 1)#define SIOCDELTUNNEL (SIOCDEVPRIVATE + 2)#define SIOCCHGTUNNEL (SIOCDEVPRIVATE + 3)#define SIOCGETPRL (SIOCDEVPRIVATE + 4)#define SIOCADDPRL (SIOCDEVPRIVATE + 5)#define SIOCDELPRL (SIOCDEVPRIVATE + 6)#define SIOCCHGPRL (SIOCDEVPRIVATE + 7)#define SIOCGET6RD (SIOCDEVPRIVATE + 8)#define SIOCADD6RD (SIOCDEVPRIVATE + 9)#define SIOCDEL6RD (SIOCDEVPRIVATE + 10)#define SIOCCHG6RD (SIOCDEVPRIVATE + 11)
#define GRE_CSUM __cpu_to_be16(0x8000)#define GRE_ROUTING __cpu_to_be16(0x4000)#define GRE_KEY __cpu_to_be16(0x2000)#define GRE_SEQ __cpu_to_be16(0x1000)#define GRE_STRICT __cpu_to_be16(0x0800)#define GRE_REC __cpu_to_be16(0x0700)#define GRE_ACK __cpu_to_be16(0x0080)#define GRE_FLAGS __cpu_to_be16(0x0078)#define GRE_VERSION __cpu_to_be16(0x0007)
#define GRE_IS_CSUM(f) ((f) & GRE_CSUM)#define GRE_IS_ROUTING(f) ((f) & GRE_ROUTING)#define GRE_IS_KEY(f) ((f) & GRE_KEY)#define GRE_IS_SEQ(f) ((f) & GRE_SEQ)#define GRE_IS_STRICT(f) ((f) & GRE_STRICT)#define GRE_IS_REC(f) ((f) & GRE_REC)#define GRE_IS_ACK(f) ((f) & GRE_ACK)
#define GRE_VERSION_0 __cpu_to_be16(0x0000)#define GRE_VERSION_1 __cpu_to_be16(0x0001)#define GRE_PROTO_PPP __cpu_to_be16(0x880b)#define GRE_PPTP_KEY_MASK __cpu_to_be32(0xffff)
struct ip_tunnel_parm { char name[IFNAMSIZ]; int link; __be16 i_flags; __be16 o_flags; __be32 i_key; __be32 o_key; struct iphdr iph;};
enum { IFLA_IPTUN_UNSPEC, IFLA_IPTUN_LINK, IFLA_IPTUN_LOCAL, IFLA_IPTUN_REMOTE, IFLA_IPTUN_TTL, IFLA_IPTUN_TOS, IFLA_IPTUN_ENCAP_LIMIT, IFLA_IPTUN_FLOWINFO, IFLA_IPTUN_FLAGS, IFLA_IPTUN_PROTO, IFLA_IPTUN_PMTUDISC, IFLA_IPTUN_6RD_PREFIX, IFLA_IPTUN_6RD_RELAY_PREFIX, IFLA_IPTUN_6RD_PREFIXLEN, IFLA_IPTUN_6RD_RELAY_PREFIXLEN, IFLA_IPTUN_ENCAP_TYPE, IFLA_IPTUN_ENCAP_FLAGS, IFLA_IPTUN_ENCAP_SPORT, IFLA_IPTUN_ENCAP_DPORT, IFLA_IPTUN_COLLECT_METADATA, IFLA_IPTUN_FWMARK, __IFLA_IPTUN_MAX,};#define IFLA_IPTUN_MAX (__IFLA_IPTUN_MAX - 1)
enum tunnel_encap_types { TUNNEL_ENCAP_NONE, TUNNEL_ENCAP_FOU, TUNNEL_ENCAP_GUE, TUNNEL_ENCAP_MPLS,};
#define TUNNEL_ENCAP_FLAG_CSUM (1<<0)#define TUNNEL_ENCAP_FLAG_CSUM6 (1<<1)#define TUNNEL_ENCAP_FLAG_REMCSUM (1<<2)
/* SIT-mode i_flags */#define SIT_ISATAP 0x0001
struct ip_tunnel_prl { __be32 addr; __u16 flags; __u16 __reserved; __u32 datalen; __u32 __reserved2; /* data follows */};
/* PRL flags */#define PRL_DEFAULT 0x0001
struct ip_tunnel_6rd { struct in6_addr prefix; __be32 relay_prefix; __u16 prefixlen; __u16 relay_prefixlen;};
enum { IFLA_GRE_UNSPEC, IFLA_GRE_LINK, IFLA_GRE_IFLAGS, IFLA_GRE_OFLAGS, IFLA_GRE_IKEY, IFLA_GRE_OKEY, IFLA_GRE_LOCAL, IFLA_GRE_REMOTE, IFLA_GRE_TTL, IFLA_GRE_TOS, IFLA_GRE_PMTUDISC, IFLA_GRE_ENCAP_LIMIT, IFLA_GRE_FLOWINFO, IFLA_GRE_FLAGS, IFLA_GRE_ENCAP_TYPE, IFLA_GRE_ENCAP_FLAGS, IFLA_GRE_ENCAP_SPORT, IFLA_GRE_ENCAP_DPORT, IFLA_GRE_COLLECT_METADATA, IFLA_GRE_IGNORE_DF, IFLA_GRE_FWMARK, IFLA_GRE_ERSPAN_INDEX, IFLA_GRE_ERSPAN_VER, IFLA_GRE_ERSPAN_DIR, IFLA_GRE_ERSPAN_HWID, __IFLA_GRE_MAX,};
#define IFLA_GRE_MAX (__IFLA_GRE_MAX - 1)
/* VTI-mode i_flags */#define VTI_ISVTI ((__force __be16)0x0001)
enum { IFLA_VTI_UNSPEC, IFLA_VTI_LINK, IFLA_VTI_IKEY, IFLA_VTI_OKEY, IFLA_VTI_LOCAL, IFLA_VTI_REMOTE, IFLA_VTI_FWMARK, __IFLA_VTI_MAX,};
#define IFLA_VTI_MAX (__IFLA_VTI_MAX - 1)
#ifndef __KERNEL__/* Historically, tunnel flags have been defined as __be16 and now there are * no free bits left. It is strongly advised to switch the already existing * userspace code to the new *_BIT definitions from down below, as __be16 * can't be simply cast to a wider type on LE systems. All new flags and * code must use *_BIT only. */
#define TUNNEL_CSUM __cpu_to_be16(0x01)#define TUNNEL_ROUTING __cpu_to_be16(0x02)#define TUNNEL_KEY __cpu_to_be16(0x04)#define TUNNEL_SEQ __cpu_to_be16(0x08)#define TUNNEL_STRICT __cpu_to_be16(0x10)#define TUNNEL_REC __cpu_to_be16(0x20)#define TUNNEL_VERSION __cpu_to_be16(0x40)#define TUNNEL_NO_KEY __cpu_to_be16(0x80)#define TUNNEL_DONT_FRAGMENT __cpu_to_be16(0x0100)#define TUNNEL_OAM __cpu_to_be16(0x0200)#define TUNNEL_CRIT_OPT __cpu_to_be16(0x0400)#define TUNNEL_GENEVE_OPT __cpu_to_be16(0x0800)#define TUNNEL_VXLAN_OPT __cpu_to_be16(0x1000)#define TUNNEL_NOCACHE __cpu_to_be16(0x2000)#define TUNNEL_ERSPAN_OPT __cpu_to_be16(0x4000)#define TUNNEL_GTP_OPT __cpu_to_be16(0x8000)
#define TUNNEL_OPTIONS_PRESENT \ (TUNNEL_GENEVE_OPT | TUNNEL_VXLAN_OPT | TUNNEL_ERSPAN_OPT | \ TUNNEL_GTP_OPT)#endif
enum { IP_TUNNEL_CSUM_BIT = 0U, IP_TUNNEL_ROUTING_BIT, IP_TUNNEL_KEY_BIT, IP_TUNNEL_SEQ_BIT, IP_TUNNEL_STRICT_BIT, IP_TUNNEL_REC_BIT, IP_TUNNEL_VERSION_BIT, IP_TUNNEL_NO_KEY_BIT, IP_TUNNEL_DONT_FRAGMENT_BIT, IP_TUNNEL_OAM_BIT, IP_TUNNEL_CRIT_OPT_BIT, IP_TUNNEL_GENEVE_OPT_BIT, /* OPTIONS_PRESENT */ IP_TUNNEL_VXLAN_OPT_BIT, /* OPTIONS_PRESENT */ IP_TUNNEL_NOCACHE_BIT, IP_TUNNEL_ERSPAN_OPT_BIT, /* OPTIONS_PRESENT */ IP_TUNNEL_GTP_OPT_BIT, /* OPTIONS_PRESENT */
IP_TUNNEL_VTI_BIT, IP_TUNNEL_SIT_ISATAP_BIT = IP_TUNNEL_VTI_BIT,
/* Flags starting from here are not available via the old UAPI */ IP_TUNNEL_PFCP_OPT_BIT, /* OPTIONS_PRESENT */
__IP_TUNNEL_FLAG_NUM,};
#endif /* _UAPI_IF_TUNNEL_H_ */