Add ra-names SLAAC-hostnames from DHCPv4 option.

[people/ms/dnsmasq.git] / src / option.c

diff --git a/src/option.c b/src/option.c
index ee7989a136d350f94f448cc62d820a90087cb4db..13dc8bfe7693396f92999c6143fc353ba576c395 100644 (file)
--- a/src/option.c
+++ b/src/option.c
@@ -2345,6 +2345,11 @@ static char *one_opt(int option, char *arg, char *gen_prob, int command_line)
                memcpy(&new->end6, &new->start6, IN6ADDRSZ);
                new->flags |= CONTEXT_RA_ONLY;
              }
+           else if (strcmp(a[1], "ra-names") == 0)
+             {
+               memcpy(&new->end6, &new->start6, IN6ADDRSZ);
+               new->flags |= CONTEXT_RA_NAME | CONTEXT_RA_ONLY;
+             }
            else if (!inet_pton(AF_INET6, a[1], &new->end6))
              option = '?';
            
@@ -2370,7 +2375,9 @@ static char *one_opt(int option, char *arg, char *gen_prob, int command_line)
                  {
                    new->prefix = pref;
                    leasepos = 3;
-                   if (new->prefix < 64)
+                   if ((new->flags & CONTEXT_RA_ONLY) && new->prefix != 64)
+                     problem = _("prefix must be exactly 64 for RA subnets");
+                   else if (new->prefix < 64)
                      problem = _("prefix must be at least 64");
                  }
              }