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-rw-r--r--include/uapi/linux/ipv6.h178
1 files changed, 178 insertions, 0 deletions
diff --git a/include/uapi/linux/ipv6.h b/include/uapi/linux/ipv6.h
new file mode 100644
index 000000000..5efa54ae5
--- /dev/null
+++ b/include/uapi/linux/ipv6.h
@@ -0,0 +1,178 @@
+#ifndef _UAPI_IPV6_H
+#define _UAPI_IPV6_H
+
+#include <linux/libc-compat.h>
+#include <linux/types.h>
+#include <linux/in6.h>
+#include <asm/byteorder.h>
+
+/* The latest drafts declared increase in minimal mtu up to 1280. */
+
+#define IPV6_MIN_MTU 1280
+
+/*
+ * Advanced API
+ * source interface/address selection, source routing, etc...
+ * *under construction*
+ */
+
+#if __UAPI_DEF_IN6_PKTINFO
+struct in6_pktinfo {
+ struct in6_addr ipi6_addr;
+ int ipi6_ifindex;
+};
+#endif
+
+#if __UAPI_DEF_IP6_MTUINFO
+struct ip6_mtuinfo {
+ struct sockaddr_in6 ip6m_addr;
+ __u32 ip6m_mtu;
+};
+#endif
+
+struct in6_ifreq {
+ struct in6_addr ifr6_addr;
+ __u32 ifr6_prefixlen;
+ int ifr6_ifindex;
+};
+
+#define IPV6_SRCRT_STRICT 0x01 /* Deprecated; will be removed */
+#define IPV6_SRCRT_TYPE_0 0 /* Deprecated; will be removed */
+#define IPV6_SRCRT_TYPE_2 2 /* IPv6 type 2 Routing Header */
+
+/*
+ * routing header
+ */
+struct ipv6_rt_hdr {
+ __u8 nexthdr;
+ __u8 hdrlen;
+ __u8 type;
+ __u8 segments_left;
+
+ /*
+ * type specific data
+ * variable length field
+ */
+};
+
+
+struct ipv6_opt_hdr {
+ __u8 nexthdr;
+ __u8 hdrlen;
+ /*
+ * TLV encoded option data follows.
+ */
+} __attribute__((packed)); /* required for some archs */
+
+#define ipv6_destopt_hdr ipv6_opt_hdr
+#define ipv6_hopopt_hdr ipv6_opt_hdr
+
+/* Router Alert option values (RFC2711) */
+#define IPV6_OPT_ROUTERALERT_MLD 0x0000 /* MLD(RFC2710) */
+
+/*
+ * routing header type 0 (used in cmsghdr struct)
+ */
+
+struct rt0_hdr {
+ struct ipv6_rt_hdr rt_hdr;
+ __u32 reserved;
+ struct in6_addr addr[0];
+
+#define rt0_type rt_hdr.type
+};
+
+/*
+ * routing header type 2
+ */
+
+struct rt2_hdr {
+ struct ipv6_rt_hdr rt_hdr;
+ __u32 reserved;
+ struct in6_addr addr;
+
+#define rt2_type rt_hdr.type
+};
+
+/*
+ * home address option in destination options header
+ */
+
+struct ipv6_destopt_hao {
+ __u8 type;
+ __u8 length;
+ struct in6_addr addr;
+} __attribute__((packed));
+
+/*
+ * IPv6 fixed header
+ *
+ * BEWARE, it is incorrect. The first 4 bits of flow_lbl
+ * are glued to priority now, forming "class".
+ */
+
+struct ipv6hdr {
+#if defined(__LITTLE_ENDIAN_BITFIELD)
+ __u8 priority:4,
+ version:4;
+#elif defined(__BIG_ENDIAN_BITFIELD)
+ __u8 version:4,
+ priority:4;
+#else
+#error "Please fix <asm/byteorder.h>"
+#endif
+ __u8 flow_lbl[3];
+
+ __be16 payload_len;
+ __u8 nexthdr;
+ __u8 hop_limit;
+
+ struct in6_addr saddr;
+ struct in6_addr daddr;
+};
+
+
+/* index values for the variables in ipv6_devconf */
+enum {
+ DEVCONF_FORWARDING = 0,
+ DEVCONF_HOPLIMIT,
+ DEVCONF_MTU6,
+ DEVCONF_ACCEPT_RA,
+ DEVCONF_ACCEPT_REDIRECTS,
+ DEVCONF_AUTOCONF,
+ DEVCONF_DAD_TRANSMITS,
+ DEVCONF_RTR_SOLICITS,
+ DEVCONF_RTR_SOLICIT_INTERVAL,
+ DEVCONF_RTR_SOLICIT_DELAY,
+ DEVCONF_USE_TEMPADDR,
+ DEVCONF_TEMP_VALID_LFT,
+ DEVCONF_TEMP_PREFERED_LFT,
+ DEVCONF_REGEN_MAX_RETRY,
+ DEVCONF_MAX_DESYNC_FACTOR,
+ DEVCONF_MAX_ADDRESSES,
+ DEVCONF_FORCE_MLD_VERSION,
+ DEVCONF_ACCEPT_RA_DEFRTR,
+ DEVCONF_ACCEPT_RA_PINFO,
+ DEVCONF_ACCEPT_RA_RTR_PREF,
+ DEVCONF_RTR_PROBE_INTERVAL,
+ DEVCONF_ACCEPT_RA_RT_INFO_MAX_PLEN,
+ DEVCONF_PROXY_NDP,
+ DEVCONF_OPTIMISTIC_DAD,
+ DEVCONF_ACCEPT_SOURCE_ROUTE,
+ DEVCONF_MC_FORWARDING,
+ DEVCONF_DISABLE_IPV6,
+ DEVCONF_ACCEPT_DAD,
+ DEVCONF_FORCE_TLLAO,
+ DEVCONF_NDISC_NOTIFY,
+ DEVCONF_MLDV1_UNSOLICITED_REPORT_INTERVAL,
+ DEVCONF_MLDV2_UNSOLICITED_REPORT_INTERVAL,
+ DEVCONF_SUPPRESS_FRAG_NDISC,
+ DEVCONF_ACCEPT_RA_FROM_LOCAL,
+ DEVCONF_USE_OPTIMISTIC,
+ DEVCONF_ACCEPT_RA_MTU,
+ DEVCONF_STABLE_SECRET,
+ DEVCONF_MAX
+};
+
+
+#endif /* _UAPI_IPV6_H */