1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef _UAPI_IPV6_H 20 #define _UAPI_IPV6_H 21 #include <linux/libc-compat.h> 22 #include <linux/types.h> 23 #include <linux/in6.h> 24 #include <asm/byteorder.h> 25 #define IPV6_MIN_MTU 1280 26 #if __UAPI_DEF_IN6_PKTINFO 27 struct in6_pktinfo { 28 struct in6_addr ipi6_addr; 29 int ipi6_ifindex; 30 }; 31 #endif 32 #if __UAPI_DEF_IP6_MTUINFO 33 struct ip6_mtuinfo { 34 struct sockaddr_in6 ip6m_addr; 35 __u32 ip6m_mtu; 36 }; 37 #endif 38 struct in6_ifreq { 39 struct in6_addr ifr6_addr; 40 __u32 ifr6_prefixlen; 41 int ifr6_ifindex; 42 }; 43 #define IPV6_SRCRT_STRICT 0x01 44 #define IPV6_SRCRT_TYPE_0 0 45 #define IPV6_SRCRT_TYPE_2 2 46 #define IPV6_SRCRT_TYPE_4 4 47 struct ipv6_rt_hdr { 48 __u8 nexthdr; 49 __u8 hdrlen; 50 __u8 type; 51 __u8 segments_left; 52 }; 53 struct ipv6_opt_hdr { 54 __u8 nexthdr; 55 __u8 hdrlen; 56 } __attribute__((packed)); 57 #define ipv6_destopt_hdr ipv6_opt_hdr 58 #define ipv6_hopopt_hdr ipv6_opt_hdr 59 #define IPV6_OPT_ROUTERALERT_MLD 0x0000 60 struct rt0_hdr { 61 struct ipv6_rt_hdr rt_hdr; 62 __u32 reserved; 63 struct in6_addr addr[0]; 64 #define rt0_type rt_hdr.type 65 }; 66 struct rt2_hdr { 67 struct ipv6_rt_hdr rt_hdr; 68 __u32 reserved; 69 struct in6_addr addr; 70 #define rt2_type rt_hdr.type 71 }; 72 struct ipv6_destopt_hao { 73 __u8 type; 74 __u8 length; 75 struct in6_addr addr; 76 } __attribute__((packed)); 77 struct ipv6hdr { 78 #ifdef __LITTLE_ENDIAN_BITFIELD 79 __u8 priority : 4, version : 4; 80 #elif defined(__BIG_ENDIAN_BITFIELD) 81 __u8 version : 4, priority : 4; 82 #else 83 #error "Please fix <asm/byteorder.h>" 84 #endif 85 __u8 flow_lbl[3]; 86 __be16 payload_len; 87 __u8 nexthdr; 88 __u8 hop_limit; 89 struct in6_addr saddr; 90 struct in6_addr daddr; 91 }; 92 enum { 93 DEVCONF_FORWARDING = 0, 94 DEVCONF_HOPLIMIT, 95 DEVCONF_MTU6, 96 DEVCONF_ACCEPT_RA, 97 DEVCONF_ACCEPT_REDIRECTS, 98 DEVCONF_AUTOCONF, 99 DEVCONF_DAD_TRANSMITS, 100 DEVCONF_RTR_SOLICITS, 101 DEVCONF_RTR_SOLICIT_INTERVAL, 102 DEVCONF_RTR_SOLICIT_DELAY, 103 DEVCONF_USE_TEMPADDR, 104 DEVCONF_TEMP_VALID_LFT, 105 DEVCONF_TEMP_PREFERED_LFT, 106 DEVCONF_REGEN_MAX_RETRY, 107 DEVCONF_MAX_DESYNC_FACTOR, 108 DEVCONF_MAX_ADDRESSES, 109 DEVCONF_FORCE_MLD_VERSION, 110 DEVCONF_ACCEPT_RA_DEFRTR, 111 DEVCONF_ACCEPT_RA_PINFO, 112 DEVCONF_ACCEPT_RA_RTR_PREF, 113 DEVCONF_RTR_PROBE_INTERVAL, 114 DEVCONF_ACCEPT_RA_RT_INFO_MAX_PLEN, 115 DEVCONF_PROXY_NDP, 116 DEVCONF_OPTIMISTIC_DAD, 117 DEVCONF_ACCEPT_SOURCE_ROUTE, 118 DEVCONF_MC_FORWARDING, 119 DEVCONF_DISABLE_IPV6, 120 DEVCONF_ACCEPT_DAD, 121 DEVCONF_FORCE_TLLAO, 122 DEVCONF_NDISC_NOTIFY, 123 DEVCONF_MLDV1_UNSOLICITED_REPORT_INTERVAL, 124 DEVCONF_MLDV2_UNSOLICITED_REPORT_INTERVAL, 125 DEVCONF_SUPPRESS_FRAG_NDISC, 126 DEVCONF_ACCEPT_RA_FROM_LOCAL, 127 DEVCONF_USE_OPTIMISTIC, 128 DEVCONF_ACCEPT_RA_MTU, 129 DEVCONF_STABLE_SECRET, 130 DEVCONF_USE_OIF_ADDRS_ONLY, 131 DEVCONF_ACCEPT_RA_MIN_HOP_LIMIT, 132 DEVCONF_IGNORE_ROUTES_WITH_LINKDOWN, 133 DEVCONF_DROP_UNICAST_IN_L2_MULTICAST, 134 DEVCONF_DROP_UNSOLICITED_NA, 135 DEVCONF_KEEP_ADDR_ON_DOWN, 136 DEVCONF_RTR_SOLICIT_MAX_INTERVAL, 137 DEVCONF_SEG6_ENABLED, 138 DEVCONF_SEG6_REQUIRE_HMAC, 139 DEVCONF_ENHANCED_DAD, 140 DEVCONF_ADDR_GEN_MODE, 141 DEVCONF_DISABLE_POLICY, 142 DEVCONF_ACCEPT_RA_RT_INFO_MIN_PLEN, 143 DEVCONF_NDISC_TCLASS, 144 DEVCONF_MAX 145 }; 146 #endif 147