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-rw-r--r--include/netinet/ip6.h142
1 files changed, 142 insertions, 0 deletions
diff --git a/include/netinet/ip6.h b/include/netinet/ip6.h
new file mode 100644
index 00000000..a4347a53
--- /dev/null
+++ b/include/netinet/ip6.h
@@ -0,0 +1,142 @@
+#ifndef _NETINET_IP6_H
+#define _NETINET_IP6_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+#include <netinet/in.h>
+#include <endian.h>
+
+struct ip6_hdr {
+ union {
+ struct ip6_hdrctl {
+ uint32_t ip6_un1_flow;
+ uint16_t ip6_un1_plen;
+ uint8_t ip6_un1_nxt;
+ uint8_t ip6_un1_hlim;
+ } ip6_un1;
+ uint8_t ip6_un2_vfc;
+ } ip6_ctlun;
+ struct in6_addr ip6_src;
+ struct in6_addr ip6_dst;
+};
+
+#define ip6_vfc ip6_ctlun.ip6_un2_vfc
+#define ip6_flow ip6_ctlun.ip6_un1.ip6_un1_flow
+#define ip6_plen ip6_ctlun.ip6_un1.ip6_un1_plen
+#define ip6_nxt ip6_ctlun.ip6_un1.ip6_un1_nxt
+#define ip6_hlim ip6_ctlun.ip6_un1.ip6_un1_hlim
+#define ip6_hops ip6_ctlun.ip6_un1.ip6_un1_hlim
+
+struct ip6_ext {
+ uint8_t ip6e_nxt;
+ uint8_t ip6e_len;
+};
+
+struct ip6_hbh {
+ uint8_t ip6h_nxt;
+ uint8_t ip6h_len;
+};
+
+struct ip6_dest {
+ uint8_t ip6d_nxt;
+ uint8_t ip6d_len;
+};
+
+struct ip6_rthdr {
+ uint8_t ip6r_nxt;
+ uint8_t ip6r_len;
+ uint8_t ip6r_type;
+ uint8_t ip6r_segleft;
+};
+
+struct ip6_rthdr0 {
+ uint8_t ip6r0_nxt;
+ uint8_t ip6r0_len;
+ uint8_t ip6r0_type;
+ uint8_t ip6r0_segleft;
+ uint8_t ip6r0_reserved;
+ uint8_t ip6r0_slmap[3];
+ struct in6_addr ip6r0_addr[];
+};
+
+struct ip6_frag {
+ uint8_t ip6f_nxt;
+ uint8_t ip6f_reserved;
+ uint16_t ip6f_offlg;
+ uint32_t ip6f_ident;
+};
+
+#if __BYTE_ORDER == __BIG_ENDIAN
+#define IP6F_OFF_MASK 0xfff8
+#define IP6F_RESERVED_MASK 0x0006
+#define IP6F_MORE_FRAG 0x0001
+#else
+#define IP6F_OFF_MASK 0xf8ff
+#define IP6F_RESERVED_MASK 0x0600
+#define IP6F_MORE_FRAG 0x0100
+#endif
+
+struct ip6_opt {
+ uint8_t ip6o_type;
+ uint8_t ip6o_len;
+};
+
+#define IP6OPT_TYPE(o) ((o) & 0xc0)
+#define IP6OPT_TYPE_SKIP 0x00
+#define IP6OPT_TYPE_DISCARD 0x40
+#define IP6OPT_TYPE_FORCEICMP 0x80
+#define IP6OPT_TYPE_ICMP 0xc0
+#define IP6OPT_TYPE_MUTABLE 0x20
+
+#define IP6OPT_PAD1 0
+#define IP6OPT_PADN 1
+
+#define IP6OPT_JUMBO 0xc2
+#define IP6OPT_NSAP_ADDR 0xc3
+#define IP6OPT_TUNNEL_LIMIT 0x04
+#define IP6OPT_ROUTER_ALERT 0x05
+
+struct ip6_opt_jumbo {
+ uint8_t ip6oj_type;
+ uint8_t ip6oj_len;
+ uint8_t ip6oj_jumbo_len[4];
+};
+#define IP6OPT_JUMBO_LEN 6
+
+struct ip6_opt_nsap {
+ uint8_t ip6on_type;
+ uint8_t ip6on_len;
+ uint8_t ip6on_src_nsap_len;
+ uint8_t ip6on_dst_nsap_len;
+};
+
+struct ip6_opt_tunnel {
+ uint8_t ip6ot_type;
+ uint8_t ip6ot_len;
+ uint8_t ip6ot_encap_limit;
+};
+
+struct ip6_opt_router {
+ uint8_t ip6or_type;
+ uint8_t ip6or_len;
+ uint8_t ip6or_value[2];
+};
+
+#if __BYTE_ORDER == __BIG_ENDIAN
+#define IP6_ALERT_MLD 0x0000
+#define IP6_ALERT_RSVP 0x0001
+#define IP6_ALERT_AN 0x0002
+#else
+#define IP6_ALERT_MLD 0x0000
+#define IP6_ALERT_RSVP 0x0100
+#define IP6_ALERT_AN 0x0200
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif