Enable IPv6 Payload in OpenVPN p2mp tun server mode. 20100104-1 release.

(cherry picked from commit ec9dce6387afd198881493bfebf13bb121e8a56b)

1 files changed, 16 insertions, 0 deletions

diff --git a/push.c b/push.c
index 08c7f99..e2a9182 100644
--- a/push.c
+++ b/push.c
@@ -191,6 +191,22 @@ send_push_reply (struct context *c)
 
   buf_printf (&buf, "%s", cmd);
 
+  if ( c->c2.push_ifconfig_ipv6_defined )
+    {
+      /* IPv6 is put into buffer first, could be lengthy */
+      /* TODO: push "/netbits" as well, to allow non-/64 subnet sizes
+       *       (needs changes in options.c, options.h, and other places)
+       */
+      buf_printf( &buf, ",ifconfig-ipv6 %s %s",
+		    print_in6_addr( c->c2.push_ifconfig_ipv6_local, 0, &gc),
+		    print_in6_addr( c->c2.push_ifconfig_ipv6_remote, 0, &gc) );
+      if (BLEN (&buf) >= safe_cap)
+	{
+	  msg (M_WARN, "--push ifconfig-ipv6 option is too long");
+	  goto fail;
+	}
+    }
+
   while (e)
     {
       if (e->enable)