define DNS_OPT_EDNSOPTIONS

(cherry picked from commit 72ba6ba736)
2014-02-20 13:55:21 +11:00
parent f74c892d50
commit 375dac22e4
3 changed files with 7 additions and 4 deletions
--- a/lib/dns/include/dns/message.h
+++ b/lib/dns/include/dns/message.h
@@ -107,6 +107,9 @@
 #define DNS_OPT_NSID		0x0003		/*%< NSID opt code */
 #define DNS_OPT_CLIENT_SUBNET	0x0008		/*%< client subnet opt code */

+/*%< The number of EDNS options we know about. */
+#define DNS_OPT_EDNSOPTIONS	3
+
 #define DNS_MESSAGE_REPLYPRESERVE	(DNS_MESSAGEFLAG_RD|DNS_MESSAGEFLAG_CD)
 #define DNS_MESSAGEEXTFLAG_REPLYPRESERVE (DNS_MESSAGEEXTFLAG_DO)