X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/251b9eb4698f569864c35127ddb7c309b92ccecb..e30f4f43de211b14bd405a3d0e1579b9bd814908:/src/src/structs.h

diff --git a/src/src/structs.h b/src/src/structs.h
index b1df408be..48f475a89 100644
--- a/src/src/structs.h
+++ b/src/src/structs.h
@@ -65,6 +65,10 @@ typedef enum {	CHUNKING_NOT_OFFERED = -1,
 		CHUNKING_ACTIVE,
 		CHUNKING_LAST} chunking_state_t;
 
+typedef enum {	TFO_NOT_USED = 0,
+		TFO_ATTEMPTED,
+		TFO_USED } tfo_state_t;
+
 /* Structure for holding information about a host for use mainly by routers,
 but also used when checking lists of hosts and when transporting. Looking up
 host addresses is done using this structure. */
@@ -739,11 +743,12 @@ typedef struct {
   const uschar *data;                   /* pointer to data */
 } dns_record;
 
-/* Structure for holding the result of a DNS query. */
+/* Structure for holding the result of a DNS query.  A touch over
+64k big, so take care to release as soon as possible. */
 
 typedef struct {
   int     answerlen;              /* length of the answer */
-  uschar  answer[MAXPACKET];      /* the answer itself */
+  uschar  answer[NS_MAXMSG];      /* the answer itself */
 } dns_answer;
 
 /* Structure for holding the intermediate data while scanning a DNS answer