X-Git-Url: https://git.exim.org/users/jgh/exim.git/blobdiff_plain/7d758a6a6842fac6c511039c29d76300e2e21ccd..260958d632506e2789fc632381f560f5a0c77ed7:/src/OS/os.h-FreeBSD

diff --git a/src/OS/os.h-FreeBSD b/src/OS/os.h-FreeBSD
index 9b47de3d1..8b1af396a 100644
--- a/src/OS/os.h-FreeBSD
+++ b/src/OS/os.h-FreeBSD
@@ -1,4 +1,7 @@
 /* Exim: OS-specific C header file for FreeBSD */
+/* Copyright (c) University of Cambridge 2017 */
+/* See the file NOTICE for conditions of use and distribution. */
+
 
 #include <sys/types.h>
 
@@ -43,4 +46,23 @@ performance on outgoing mail a bit. */
 #define OS_SENDFILE
 extern ssize_t os_sendfile(int, int, off_t *, size_t);
 
+
+/*******************/
+
+/* TCP_FASTOPEN support.  There does not seems to be a
+MSG_FASTOPEN defined yet... */
+#define EXIM_TFO_PROBE
+
+#include <netinet/tcp.h>        /* for TCP_FASTOPEN */
+#include <sys/socket.h>         /* for MSG_FASTOPEN */
+#if defined(TCP_FASTOPEN) && !defined(MSG_FASTOPEN)
+# define MSG_FASTOPEN 0x20000000
+#endif
+ 
+/* for TCP state-variable values, for TFO logging */
+#include <netinet/tcp_fsm.h>
+#define TCP_SYN_RECV TCPS_SYN_RECEIVED
+
+/*******************/
+
 /* End */