Merge pull request #2122 from zonque/resolved-mdns-1

resolved: more mDNS specific bits

1 files changed, 8 insertions, 0 deletions

diff --git a/src/resolve/resolved-dns-rr.h b/src/resolve/resolved-dns-rr.h
index b82fa77562..5c2306ba96 100644
--- a/src/resolve/resolved-dns-rr.h
+++ b/src/resolve/resolved-dns-rr.h
@@ -45,6 +45,9 @@ enum {
 #define DNSKEY_FLAG_ZONE_KEY (UINT16_C(1) << 8)
 #define DNSKEY_FLAG_SEP      (UINT16_C(1) << 0)
 
+/* mDNS RR flags */
+#define MDNS_RR_CACHE_FLUSH  (UINT16_C(1) << 15)
+
 /* DNSSEC algorithm identifiers, see
  * http://tools.ietf.org/html/rfc4034#appendix-A.1 and
  * https://www.iana.org/assignments/dns-sec-alg-numbers/dns-sec-alg-numbers.xhtml */
@@ -76,6 +79,7 @@ struct DnsResourceKey {
         unsigned n_ref;
         uint16_t class, type;
         char *_name; /* don't access directy, use DNS_RESOURCE_KEY_NAME()! */
+        bool cache_flush:1;
 };
 
 /* Creates a temporary resource key. This is only useful to quickly
@@ -246,6 +250,10 @@ int dns_resource_key_match_cname(const DnsResourceKey *key, const DnsResourceRec
 int dns_resource_key_to_string(const DnsResourceKey *key, char **ret);
 DEFINE_TRIVIAL_CLEANUP_FUNC(DnsResourceKey*, dns_resource_key_unref);
 
+static inline bool dns_key_is_shared(const DnsResourceKey *key) {
+        return IN_SET(key->type, DNS_TYPE_PTR);
+}
+
 DnsResourceRecord* dns_resource_record_new(DnsResourceKey *key);
 DnsResourceRecord* dns_resource_record_new_full(uint16_t class, uint16_t type, const char *name);
 DnsResourceRecord* dns_resource_record_ref(DnsResourceRecord *rr);