Add the files

1 files changed, 27 insertions, 0 deletions

diff --git a/src/detection/uptime/uptime_bsd.c b/src/detection/uptime/uptime_bsd.c
new file mode 100644
index 0000000..46943b0
--- /dev/null
+++ b/src/detection/uptime/uptime_bsd.c
@@ -0,0 +1,27 @@
+#include "uptime.h"
+#include "common/time.h"
+
+#include <sys/sysctl.h>
+#include <sys/time.h>
+
+const char* ffDetectUptime(FFUptimeResult* result) {
+#if __NetBSD__
+    struct timespec bootTime;
+#else
+    struct timeval bootTime;
+#endif
+    size_t bootTimeSize = sizeof(bootTime);
+    if (sysctl(
+            (int[]) { CTL_KERN, KERN_BOOTTIME }, 2, &bootTime, &bootTimeSize, NULL, 0) != 0) {
+        return "sysctl({CTL_KERN, KERN_BOOTTIME}) failed";
+    }
+
+#if __NetBSD__
+    result->bootTime = (uint64_t) bootTime.tv_sec * 1000 + (uint64_t) bootTime.tv_nsec / 1000000;
+#else
+    result->bootTime = (uint64_t) bootTime.tv_sec * 1000 + (uint64_t) bootTime.tv_usec / 1000;
+#endif
+    result->uptime = ffTimeGetNow() - result->bootTime;
+
+    return NULL;
+}