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-rw-r--r--include/exthdr.h9
-rw-r--r--include/headers.h12
2 files changed, 21 insertions, 0 deletions
diff --git a/include/exthdr.h b/include/exthdr.h
index 06bf6285..32f99c9c 100644
--- a/include/exthdr.h
+++ b/include/exthdr.h
@@ -57,6 +57,14 @@ enum rt2_hdr_fields {
RT2HDR_ADDR,
};
+enum rt4_hdr_fields {
+ RT4HDR_INVALID,
+ RT4HDR_LASTENT,
+ RT4HDR_FLAGS,
+ RT4HDR_TAG,
+ RT4HDR_SID_1,
+};
+
enum frag_hdr_fields {
FRAGHDR_INVALID,
FRAGHDR_NEXTHDR,
@@ -87,6 +95,7 @@ extern const struct exthdr_desc exthdr_hbh;
extern const struct exthdr_desc exthdr_rt;
extern const struct exthdr_desc exthdr_rt0;
extern const struct exthdr_desc exthdr_rt2;
+extern const struct exthdr_desc exthdr_rt4;
extern const struct exthdr_desc exthdr_frag;
extern const struct exthdr_desc exthdr_dst;
extern const struct exthdr_desc exthdr_mh;
diff --git a/include/headers.h b/include/headers.h
index 469d6740..3d564deb 100644
--- a/include/headers.h
+++ b/include/headers.h
@@ -112,6 +112,18 @@ struct ip6_mh {
uint8_t data[0];
};
+/* Type 4 Routing header - well known as srh */
+struct ip6_rt4 {
+ uint8_t ip6r4_nxt; /* next header */
+ uint8_t ip6r4_len; /* length in units of 8 octets */
+ uint8_t ip6r4_type; /* always zero */
+ uint8_t ip6r4_segleft; /* segments left */
+ uint8_t ip6r4_last_entry; /* last entry */
+ uint8_t ip6r4_flags; /* flags */
+ uint16_t ip6r4_tag; /* tag */
+ struct in6_addr ip6r4_segments[0]; /* SID list */
+};
+
/* RFC 3775 */
#define IP6_MH_TYPE_BRR 0 /* Binding Refresh Request */
#define IP6_MH_TYPE_HOTI 1 /* HOTI Message */