From 9547267dc56d5bf84b8119dfcb8e101202fac7d3 Mon Sep 17 00:00:00 2001

From: Tom Gundersen <teg@jklm.no>

Date: Thu, 2 Oct 2014 16:00:55 +0200

Subject: [PATCH] sd-dhcp6: support custom DUID's up to the size specified in

 the RFC

---

 src/libsystemd-network/sd-dhcp6-client.c | 5 ++++-

 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/libsystemd-network/sd-dhcp6-client.c b/src/libsystemd-network/sd-dhcp6-client.c

index 130fe43cf2..ad6c5eb4d8 100644

--- a/src/libsystemd-network/sd-dhcp6-client.c

+++ b/src/libsystemd-network/sd-dhcp6-client.c

@@ -39,7 +39,10 @@

 #define SYSTEMD_PEN 43793

 #define HASH_KEY SD_ID128_MAKE(80,11,8c,c2,fe,4a,03,ee,3e,d6,0c,6f,36,39,14,09)

-#define MAX_DUID_LEN 32

+/* RFC 3315 section 9.1:

+ *      A DUID can be no more than 128 octets long (not including the type code).

+ */

+#define MAX_DUID_LEN 128

 struct sd_dhcp6_client {

         RefCount n_ref;