Add the files

1 files changed, 18 insertions, 0 deletions

diff --git a/src/detection/memory/memory_obsd.c b/src/detection/memory/memory_obsd.c
new file mode 100644
index 0000000..c6da087
--- /dev/null
+++ b/src/detection/memory/memory_obsd.c
@@ -0,0 +1,18 @@
+#include "memory.h"
+#include "common/sysctl.h"
+
+#include <sys/param.h>
+#include <uvm/uvm_extern.h>
+
+const char* ffDetectMemory(FFMemoryResult* ram) {
+    struct uvmexp buf;
+    size_t length = sizeof(buf);
+    if (sysctl((int[]) { CTL_VM, VM_UVMEXP }, 2, &buf, &length, NULL, 0) < 0) {
+        return "sysctl(CTL_VM, VM_UVMEXP) failed";
+    }
+
+    ram->bytesTotal = (uint64_t) buf.npages * instance.state.platform.sysinfo.pageSize;
+    ram->bytesUsed = ((uint64_t) buf.active + (uint64_t) buf.inactive + (uint64_t) buf.wired) * instance.state.platform.sysinfo.pageSize;
+
+    return NULL;
+}