From d4035e5f623d24b706e22e23f4d900a89fac46b4 Mon Sep 17 00:00:00 2001
From: toddouska <todd@yassl.com>
Date: Fri, 16 Nov 2012 13:25:45 -0800
Subject: [PATCH] add freebsd crl-monitor support

---
 configure.ac |  5 +++--
 src/crl.c    | 14 +++++++++++---
 2 files changed, 14 insertions(+), 5 deletions(-)

diff --git a/configure.ac b/configure.ac
index 7c523480c..11df99e88 100644
--- a/configure.ac
+++ b/configure.ac
@@ -613,10 +613,10 @@ AC_ARG_ENABLE(crl-monitor,
 if test "$ENABLED_CRL_MONITOR" = "yes"
 then
     case $host_os in
-    *linux* | *darwin*)
+    *linux* | *darwin* | *freebsd*)
         AM_CFLAGS="$AM_CFLAGS -DHAVE_CRL_MONITOR" ;;
     *)
-        AC_MSG_ERROR([crl monitor only allowed on linux or OS X]) ;;
+        AC_MSG_ERROR([crl monitor only allowed on linux, OS X, or freebsd]) ;;
     esac
 fi
 
@@ -787,6 +787,7 @@ echo "   * LEANPSK:                   $ENABLED_LEANPSK"
 echo "   * ECC:                       $ENABLED_ECC"
 echo "   * OCSP:                      $ENABLED_OCSP"
 echo "   * CRL:                       $ENABLED_CRL"
+echo "   * CRL-MONITOR:               $ENABLED_CRL_MONITOR"
 echo "   * NTRU:                      $ENABLED_NTRU"
 echo ""
 echo "---"
diff --git a/src/crl.c b/src/crl.c
index 599ec8057..b546af9cd 100644
--- a/src/crl.c
+++ b/src/crl.c
@@ -328,12 +328,20 @@ static int SwapLists(CYASSL_CRL* crl)
 }
 
 
-#ifdef __MACH__
+#if (defined(__MACH__) || defined(__FreeBSD__))
 
+#include <sys/types.h>
 #include <sys/event.h>
 #include <sys/time.h>
 #include <fcntl.h>
 
+#ifdef __MACH__
+    #define XEVENT_MODE O_EVTONLY
+#elif defined(__FreeBSD__)
+    #define XEVENT_MODE EVFILT_VNODE
+#endif
+
+
 /* OS X  monitoring */
 static void* DoMonitor(void* arg)
 {
@@ -354,7 +362,7 @@ static void* DoMonitor(void* arg)
     fDER = -1;
 
     if (crl->monitors[0].path) {
-        fPEM = open(crl->monitors[0].path, O_EVTONLY);
+        fPEM = open(crl->monitors[0].path, XEVENT_MODE);
         if (fPEM == -1) {
             CYASSL_MSG("PEM event dir open failed");
             return NULL;
@@ -362,7 +370,7 @@ static void* DoMonitor(void* arg)
     }
 
     if (crl->monitors[1].path) {
-        fDER = open(crl->monitors[1].path, O_EVTONLY);
+        fDER = open(crl->monitors[1].path, XEVENT_MODE);
         if (fDER == -1) {
             CYASSL_MSG("DER event dir open failed");
             return NULL;