X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2FOS%2Fos.c-FreeBSD;h=c0fd48df8432f3530878514efabe38f7a5b0602d;hb=c85879f8174a658ddac9524d078b2a717f964710;hp=715a9ed42dd1700502a5241cfbb794a63d80cd7e;hpb=06d80058fa084f672f544ae4e12866796e5f759c;p=user%2Fhenk%2Fcode%2Fexim.git

diff --git a/src/OS/os.c-FreeBSD b/src/OS/os.c-FreeBSD
index 715a9ed42..c0fd48df8 100644
--- a/src/OS/os.c-FreeBSD
+++ b/src/OS/os.c-FreeBSD
@@ -2,7 +2,7 @@
 *     Exim - an Internet mail transport agent    *
 *************************************************/
 
-/* Copyright (c) Jeremy Harris 2017 */
+/* Copyright (c) Jeremy Harris 1995 - 2019 */
 /* See the file NOTICE for conditions of use and distribution. */
 
 /* FreeBSD-specific code. This is concatenated onto the generic
@@ -10,15 +10,38 @@ src/os.c file. */
 
 
 /*************
-* Sendfile   *
+Sendfile shim
 *************/
 
 ssize_t
-os_sendfile(int out, int in, off_t * off, size_t cnt)
+os_sendfile(int out, int in, off_t * offp, size_t cnt)
 {
-off_t written;
-return sendfile(in, out, *off, cnt, NULL, &written, 0) < 0
-  ? (ssize_t) -1 : (ssize_t) written;
+off_t loff = *offp, written;
+
+if (sendfile(in, out, loff, cnt, NULL, &written, 0) < 0) return (ssize_t)-1;
+*offp = loff + written;
+return (ssize_t)written;
 }
 
+/*************************************************
+TCP Fast Open:  check that the ioctl is accepted
+*************************************************/
+
+#ifndef COMPILE_UTILITY
+void
+tfo_probe(void)
+{
+# ifdef TCP_FASTOPEN
+int sock;
+
+if (  (sock = socket(AF_INET, SOCK_STREAM, 0)) >= 0
+   && setsockopt(sock, IPPROTO_TCP, TCP_FASTOPEN, &on, sizeof(on) >= 0)
+   )
+  f.tcp_fastopen_ok = TRUE;
+close(sock);
+# endif
+}
+#endif
+
+
 /* End of os.c-Linux */