From: François-Xavier Bourlet <bombela@gmail.com>
Date: Tue, 21 Dec 2010 16:32:35 +0000 (+0100)
Subject: reflector: cache entry link-local addresses filter
X-Git-Url: https://git.meshlink.io/?a=commitdiff_plain;h=b0f64b072a583f20efa97955f8900ec6d971210d;p=catta

reflector: cache entry link-local addresses filter

Do not reflect cache entry with ipv6 link-local addresses on query.
---

diff --git a/avahi-core/server.c b/avahi-core/server.c
index 2b8f95f..86fd4a5 100644
--- a/avahi-core/server.c
+++ b/avahi-core/server.c
@@ -513,12 +513,20 @@ static void reflect_response(AvahiServer *s, AvahiInterface *i, AvahiRecord *r,
 
 static void* reflect_cache_walk_callback(AvahiCache *c, AvahiKey *pattern, AvahiCacheEntry *e, void* userdata) {
     AvahiServer *s = userdata;
+    AvahiRecord* r;
 
     assert(c);
     assert(pattern);
     assert(e);
     assert(s);
 
+    /* Don't reflect cache entry with ipv6 link-local addresses. */
+    r = e->record;
+    if ((r->key->type == AVAHI_DNS_TYPE_AAAA) &&
+            (r->data.aaaa.address.address[0] == 0xFE) &&
+            (r->data.aaaa.address.address[1] == 0x80))
+      return NULL;
+
     avahi_record_list_push(s->record_list, e->record, e->cache_flush, 0, 0);
     return NULL;
 }