Libraryize test.cc

tools/BUILD

@@ -0,0 +1,12 @@
+cc_binary(
+  name = "dump_tun",
+  srcs = [
+    "dump_tun.cc",
+  ],
+  deps = [
+    "//lib:tun_tap_device_lib",
+  ],
+  linkopts = [
+    "-lglog",
+  ],
+)

tools/dump_tun.cc

@@ -0,0 +1,18 @@
+#include "lib/tun_tap_device.h"
+
+#include "glog/logging.h"
+
+using funstraw::TunTapDevice;
+
+int main(int argc, char* argv[]) {
+  google::InitGoogleLogging(argv[0]);
+
+  TunTapDevice dev("", TunTapDevice::kIfFormatTun | TunTapDevice::kIfNoPacketInfo, TunTapDevice::kFdReadOnly);
+
+  LOG(INFO) << "Device: " << dev.Name();
+  while (true) {
+    char buf[2048];
+    auto bytes = dev.Read(buf);
+    LOG(INFO) << bytes << " byte packet";
+  }
+}