/* 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;struct iphdr iph;enum {#define IFLA_IPTUN_MAX (__IFLA_IPTUN_MAX - 1)enum tunnel_encap_types {#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 0x0001struct ip_tunnel_prl {/* data follows */ /* PRL flags */ #define PRL_DEFAULT 0x0001struct ip_tunnel_6rd {struct in6_addr prefix;enum {#define IFLA_GRE_MAX (__IFLA_GRE_MAX - 1)/* VTI-mode i_flags */ #define VTI_ISVTI ((__force __be16)0x0001)enum {#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 \#endif enum {/* OPTIONS_PRESENT */ /* OPTIONS_PRESENT */ /* OPTIONS_PRESENT */ /* OPTIONS_PRESENT */ /* Flags starting from here are not available via the old UAPI */ /* OPTIONS_PRESENT */ #endif /* _UAPI_IF_TUNNEL_H_ */ quality 96%
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