X-Git-Url: https://vcs.fsf.org/?a=blobdiff_plain;f=src%2Fsrc%2Fmacros.h;h=beab72a28433023ffa057372e70482a802531825;hb=3fb501abec98b3f00fb83b180fb6bf920ca0738b;hp=b97e9931551cfb533cc5e675831478c3aab93c90;hpb=e3a69b62f532a5ac4990d529e015683108155a98;p=exim.git

diff --git a/src/src/macros.h b/src/src/macros.h
index b97e99315..beab72a28 100644
--- a/src/src/macros.h
+++ b/src/src/macros.h
@@ -2,7 +2,7 @@
 *     Exim - an Internet mail transport agent    *
 *************************************************/
 
-/* Copyright (c) University of Cambridge 1995 - 2017 */
+/* Copyright (c) University of Cambridge 1995 - 2018 */
 /* See the file NOTICE for conditions of use and distribution. */
 
 
@@ -750,7 +750,12 @@ enum { hwhy_unknown, hwhy_retry, hwhy_insecure, hwhy_failed, hwhy_deferred,
 
 /* Domain lookup types for routers */
 
-enum { lk_default, lk_byname, lk_bydns };
+#define LK_DEFAULT	BIT(0)
+#define LK_BYNAME	BIT(1)
+#define LK_BYDNS	BIT(2)	/* those 3 should be mutually exclusive */
+
+#define LK_IPV4_ONLY	BIT(3)
+#define LK_IPV4_PREFER	BIT(4)
 
 /* Values for the self_code fields */
 
@@ -819,11 +824,14 @@ enum {
 
 /* Flags for host_find_bydns() */
 
-#define HOST_FIND_BY_SRV          0x0001
-#define HOST_FIND_BY_MX           0x0002
-#define HOST_FIND_BY_A            0x0004
-#define HOST_FIND_QUALIFY_SINGLE  0x0008
-#define HOST_FIND_SEARCH_PARENTS  0x0010
+#define HOST_FIND_BY_SRV          BIT(0)
+#define HOST_FIND_BY_MX           BIT(1)
+#define HOST_FIND_BY_A            BIT(2)
+#define HOST_FIND_BY_AAAA         BIT(3)
+#define HOST_FIND_QUALIFY_SINGLE  BIT(4)
+#define HOST_FIND_SEARCH_PARENTS  BIT(5)
+#define HOST_FIND_IPV4_FIRST	  BIT(6)
+#define HOST_FIND_IPV4_ONLY	  BIT(7)
 
 /* Actions applied to specific messages. */
 
@@ -1019,5 +1027,10 @@ enum { FILTER_UNSET, FILTER_FORWARD, FILTER_EXIM, FILTER_SIEVE };
 #define UTF8_VERT_2DASH		"\xE2\x95\x8E"
 
 
+/* Options on tls_close */
+#define TLS_NO_SHUTDOWN		0
+#define TLS_SHUTDOWN_NOWAIT	1
+#define TLS_SHUTDOWN_WAIT	2
+
 
 /* End of macros.h */