The branch main has been updated by imp:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=1e8eb413f6c8b0d7c44b9779f59fd1d33d2e6ac8

commit 1e8eb413f6c8b0d7c44b9779f59fd1d33d2e6ac8
Author:     Lexi Winter <l...@le-fay.org>
AuthorDate: 2024-04-26 21:33:13 +0000
Commit:     Warner Losh <i...@freebsd.org>
CommitDate: 2024-05-23 20:40:11 +0000

    netinet/icmp6: add PREF64 definitions (RFC 8781)
    
    Reviewed by: imp, glebius (prior suggetions done)
    Pull Request: https://github.com/freebsd/freebsd-src/pull/1206
---
 sys/netinet/icmp6.h | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/sys/netinet/icmp6.h b/sys/netinet/icmp6.h
index 4368fd2a0fcf..05f4737e8fd9 100644
--- a/sys/netinet/icmp6.h
+++ b/sys/netinet/icmp6.h
@@ -307,7 +307,8 @@ struct nd_opt_hdr {         /* Neighbor discovery option 
header */
 #define ND_OPT_ROUTE_INFO              24      /* RFC 4191 */
 #define ND_OPT_RDNSS                   25      /* RFC 6106 */
 #define ND_OPT_DNSSL                   31      /* RFC 6106 */
-#define ND_OPT_MAX                     31
+#define ND_OPT_PREF64                  38      /* RFC 8781 */
+#define ND_OPT_MAX                     38
 
 struct nd_opt_prefix_info {    /* prefix information */
        u_int8_t        nd_opt_pi_type;
@@ -373,6 +374,14 @@ struct nd_opt_dnssl {              /* DNSSL option (RFC 
6106) */
        /* followed by list of DNS search domains */
 } __packed;
 
+struct nd_opt_pref64 {         /* PREF64 option (RFC 8781) */
+       u_int8_t        nd_opt_pref64_type;
+       u_int8_t        nd_opt_pref64_len;
+       /* bits 0-12 are the SL, bits 13-15 are the PLC */
+       u_int16_t       nd_opt_pref64_sl_plc;
+       char            nd_opt_prefix[12];
+} __packed;
+
 /*
  * icmp6 namelookup
  */

Reply via email to