summaryrefslogtreecommitdiff
path: root/include/linux/icmpv6.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/icmpv6.h')
-rw-r--r--include/linux/icmpv6.h171
1 files changed, 171 insertions, 0 deletions
diff --git a/include/linux/icmpv6.h b/include/linux/icmpv6.h
new file mode 100644
index 000000000000..0cf6c8b12caf
--- /dev/null
+++ b/include/linux/icmpv6.h
@@ -0,0 +1,171 @@
+#ifndef _LINUX_ICMPV6_H
+#define _LINUX_ICMPV6_H
+
+#include <asm/byteorder.h>
+
+struct icmp6hdr {
+
+ __u8 icmp6_type;
+ __u8 icmp6_code;
+ __u16 icmp6_cksum;
+
+
+ union {
+ __u32 un_data32[1];
+ __u16 un_data16[2];
+ __u8 un_data8[4];
+
+ struct icmpv6_echo {
+ __u16 identifier;
+ __u16 sequence;
+ } u_echo;
+
+ struct icmpv6_nd_advt {
+#if defined(__LITTLE_ENDIAN_BITFIELD)
+ __u32 reserved:5,
+ override:1,
+ solicited:1,
+ router:1,
+ reserved2:24;
+#elif defined(__BIG_ENDIAN_BITFIELD)
+ __u32 router:1,
+ solicited:1,
+ override:1,
+ reserved:29;
+#else
+#error "Please fix <asm/byteorder.h>"
+#endif
+ } u_nd_advt;
+
+ struct icmpv6_nd_ra {
+ __u8 hop_limit;
+#if defined(__LITTLE_ENDIAN_BITFIELD)
+ __u8 reserved:6,
+ other:1,
+ managed:1;
+
+#elif defined(__BIG_ENDIAN_BITFIELD)
+ __u8 managed:1,
+ other:1,
+ reserved:6;
+#else
+#error "Please fix <asm/byteorder.h>"
+#endif
+ __u16 rt_lifetime;
+ } u_nd_ra;
+
+ } icmp6_dataun;
+
+#define icmp6_identifier icmp6_dataun.u_echo.identifier
+#define icmp6_sequence icmp6_dataun.u_echo.sequence
+#define icmp6_pointer icmp6_dataun.un_data32[0]
+#define icmp6_mtu icmp6_dataun.un_data32[0]
+#define icmp6_unused icmp6_dataun.un_data32[0]
+#define icmp6_maxdelay icmp6_dataun.un_data16[0]
+#define icmp6_router icmp6_dataun.u_nd_advt.router
+#define icmp6_solicited icmp6_dataun.u_nd_advt.solicited
+#define icmp6_override icmp6_dataun.u_nd_advt.override
+#define icmp6_ndiscreserved icmp6_dataun.u_nd_advt.reserved
+#define icmp6_hop_limit icmp6_dataun.u_nd_ra.hop_limit
+#define icmp6_addrconf_managed icmp6_dataun.u_nd_ra.managed
+#define icmp6_addrconf_other icmp6_dataun.u_nd_ra.other
+#define icmp6_rt_lifetime icmp6_dataun.u_nd_ra.rt_lifetime
+};
+
+
+#define ICMPV6_DEST_UNREACH 1
+#define ICMPV6_PKT_TOOBIG 2
+#define ICMPV6_TIME_EXCEED 3
+#define ICMPV6_PARAMPROB 4
+
+#define ICMPV6_INFOMSG_MASK 0x80
+
+#define ICMPV6_ECHO_REQUEST 128
+#define ICMPV6_ECHO_REPLY 129
+#define ICMPV6_MGM_QUERY 130
+#define ICMPV6_MGM_REPORT 131
+#define ICMPV6_MGM_REDUCTION 132
+
+#define ICMPV6_NI_QUERY 139
+#define ICMPV6_NI_REPLY 140
+
+#define ICMPV6_MLD2_REPORT 143
+
+#define ICMPV6_DHAAD_REQUEST 144
+#define ICMPV6_DHAAD_REPLY 145
+#define ICMPV6_MOBILE_PREFIX_SOL 146
+#define ICMPV6_MOBILE_PREFIX_ADV 147
+
+/*
+ * Codes for Destination Unreachable
+ */
+#define ICMPV6_NOROUTE 0
+#define ICMPV6_ADM_PROHIBITED 1
+#define ICMPV6_NOT_NEIGHBOUR 2
+#define ICMPV6_ADDR_UNREACH 3
+#define ICMPV6_PORT_UNREACH 4
+
+/*
+ * Codes for Time Exceeded
+ */
+#define ICMPV6_EXC_HOPLIMIT 0
+#define ICMPV6_EXC_FRAGTIME 1
+
+/*
+ * Codes for Parameter Problem
+ */
+#define ICMPV6_HDR_FIELD 0
+#define ICMPV6_UNK_NEXTHDR 1
+#define ICMPV6_UNK_OPTION 2
+
+/*
+ * constants for (set|get)sockopt
+ */
+
+#define ICMPV6_FILTER 1
+
+/*
+ * ICMPV6 filter
+ */
+
+#define ICMPV6_FILTER_BLOCK 1
+#define ICMPV6_FILTER_PASS 2
+#define ICMPV6_FILTER_BLOCKOTHERS 3
+#define ICMPV6_FILTER_PASSONLY 4
+
+struct icmp6_filter {
+ __u32 data[8];
+};
+
+/*
+ * Definitions for MLDv2
+ */
+#define MLD2_MODE_IS_INCLUDE 1
+#define MLD2_MODE_IS_EXCLUDE 2
+#define MLD2_CHANGE_TO_INCLUDE 3
+#define MLD2_CHANGE_TO_EXCLUDE 4
+#define MLD2_ALLOW_NEW_SOURCES 5
+#define MLD2_BLOCK_OLD_SOURCES 6
+
+#define MLD2_ALL_MCR_INIT { { { 0xff,0x02,0,0,0,0,0,0,0,0,0,0,0,0,0,0x16 } } }
+
+#ifdef __KERNEL__
+
+#include <linux/netdevice.h>
+#include <linux/skbuff.h>
+
+
+extern void icmpv6_send(struct sk_buff *skb,
+ int type, int code,
+ __u32 info,
+ struct net_device *dev);
+
+extern int icmpv6_init(struct net_proto_family *ops);
+extern int icmpv6_err_convert(int type, int code,
+ int *err);
+extern void icmpv6_cleanup(void);
+extern void icmpv6_param_prob(struct sk_buff *skb,
+ int code, int pos);
+#endif
+
+#endif