4 #include <linux/libc-compat.h>
5 #include <linux/types.h>
7 #include <asm/byteorder.h>
9 /* The latest drafts declared increase in minimal mtu up to 1280. */
11 #define IPV6_MIN_MTU 1280
15 * source interface/address selection, source routing, etc...
16 * *under construction*
19 #if __UAPI_DEF_IN6_PKTINFO
21 struct in6_addr ipi6_addr;
26 #if __UAPI_DEF_IP6_MTUINFO
28 struct sockaddr_in6 ip6m_addr;
34 struct in6_addr ifr6_addr;
39 #define IPV6_SRCRT_STRICT 0x01 /* Deprecated; will be removed */
40 #define IPV6_SRCRT_TYPE_0 0 /* Deprecated; will be removed */
41 #define IPV6_SRCRT_TYPE_2 2 /* IPv6 type 2 Routing Header */
42 #define IPV6_SRCRT_TYPE_4 4 /* Segment Routing with IPv6 */
55 * variable length field
64 * TLV encoded option data follows.
66 } __attribute__((packed)); /* required for some archs */
68 #define ipv6_destopt_hdr ipv6_opt_hdr
69 #define ipv6_hopopt_hdr ipv6_opt_hdr
71 /* Router Alert option values (RFC2711) */
72 #define IPV6_OPT_ROUTERALERT_MLD 0x0000 /* MLD(RFC2710) */
75 * routing header type 0 (used in cmsghdr struct)
79 struct ipv6_rt_hdr rt_hdr;
81 struct in6_addr addr[0];
83 #define rt0_type rt_hdr.type
87 * routing header type 2
91 struct ipv6_rt_hdr rt_hdr;
95 #define rt2_type rt_hdr.type
99 * home address option in destination options header
102 struct ipv6_destopt_hao {
105 struct in6_addr addr;
106 } __attribute__((packed));
111 * BEWARE, it is incorrect. The first 4 bits of flow_lbl
112 * are glued to priority now, forming "class".
116 #if defined(__LITTLE_ENDIAN_BITFIELD)
119 #elif defined(__BIG_ENDIAN_BITFIELD)
123 #error "Please fix <asm/byteorder.h>"
131 struct in6_addr saddr;
132 struct in6_addr daddr;
136 /* index values for the variables in ipv6_devconf */
138 DEVCONF_FORWARDING = 0,
142 DEVCONF_ACCEPT_REDIRECTS,
144 DEVCONF_DAD_TRANSMITS,
145 DEVCONF_RTR_SOLICITS,
146 DEVCONF_RTR_SOLICIT_INTERVAL,
147 DEVCONF_RTR_SOLICIT_DELAY,
148 DEVCONF_USE_TEMPADDR,
149 DEVCONF_TEMP_VALID_LFT,
150 DEVCONF_TEMP_PREFERED_LFT,
151 DEVCONF_REGEN_MAX_RETRY,
152 DEVCONF_MAX_DESYNC_FACTOR,
153 DEVCONF_MAX_ADDRESSES,
154 DEVCONF_FORCE_MLD_VERSION,
155 DEVCONF_ACCEPT_RA_DEFRTR,
156 DEVCONF_ACCEPT_RA_PINFO,
157 DEVCONF_ACCEPT_RA_RTR_PREF,
158 DEVCONF_RTR_PROBE_INTERVAL,
159 DEVCONF_ACCEPT_RA_RT_INFO_MAX_PLEN,
161 DEVCONF_OPTIMISTIC_DAD,
162 DEVCONF_ACCEPT_SOURCE_ROUTE,
163 DEVCONF_MC_FORWARDING,
164 DEVCONF_DISABLE_IPV6,
167 DEVCONF_NDISC_NOTIFY,
168 DEVCONF_MLDV1_UNSOLICITED_REPORT_INTERVAL,
169 DEVCONF_MLDV2_UNSOLICITED_REPORT_INTERVAL,
170 DEVCONF_SUPPRESS_FRAG_NDISC,
171 DEVCONF_ACCEPT_RA_FROM_LOCAL,
172 DEVCONF_USE_OPTIMISTIC,
173 DEVCONF_ACCEPT_RA_MTU,
174 DEVCONF_STABLE_SECRET,
175 DEVCONF_USE_OIF_ADDRS_ONLY,
176 DEVCONF_ACCEPT_RA_MIN_HOP_LIMIT,
177 DEVCONF_IGNORE_ROUTES_WITH_LINKDOWN,
178 DEVCONF_DROP_UNICAST_IN_L2_MULTICAST,
179 DEVCONF_DROP_UNSOLICITED_NA,
180 DEVCONF_KEEP_ADDR_ON_DOWN,
181 DEVCONF_RTR_SOLICIT_MAX_INTERVAL,
182 DEVCONF_SEG6_ENABLED,
183 DEVCONF_SEG6_REQUIRE_HMAC,
188 #endif /* _UAPI_IPV6_H */