add a iface pointer to services and records

[project/mdnsd.git] / cache.c

diff --git a/cache.c b/cache.c
index 190290a..e447922 100644 (file)
--- a/cache.c
+++ b/cache.c
@@ -100,16 +100,18 @@ cache_init(void)
        return 0;
 }
 
-void cache_cleanup(void)
+void cache_cleanup(struct interface *iface)
 {
        struct cache_record *r, *p;
        struct cache_service *s, *t;
 
-       avl_for_each_element_safe(&records, r, avl, p)
-               cache_record_free(r);
-
        avl_for_each_element_safe(&services, s, avl, t)
-               cache_service_free(s);
+               if (!iface || iface == s->iface)
+                       cache_service_free(s);
+
+       avl_for_each_element_safe(&records, r, avl, p)
+               if (!iface || iface == r->iface)
+                       cache_record_free(r);
 }
 
 void
@@ -142,6 +144,7 @@ cache_service(struct interface *iface, char *entry, int hlen, int ttl)
        s->avl.key = s->entry = strcpy(entry_buf, entry);
        s->time = time(NULL);
        s->ttl = ttl;
+       s->iface = iface;
 
        if (hlen)
                s->host = strncpy(host_buf, s->entry, hlen);
@@ -320,6 +323,7 @@ cache_answer(struct interface *iface, uint8_t *base, int blen, char *name, struc
        r->port = port;
        r->rdlength = dlen;
        r->time = time(NULL);
+       r->iface = iface;
 
        if (tlen)
                r->txt = memcpy(txt_ptr, rdata_buffer, tlen);