Libraryize test.cc

lib/tun_tap_device.h

@@ -1,21 +1,33 @@
 #include <string>
 
+#include <fcntl.h>
 #include <linux/if_tun.h>
+#include <sys/stat.h>
+#include <sys/types.h>
 
-class TapTunDevice {
+namespace funstraw {
+
+class TunTapDevice {
  public:
-  static const auto kTunFormat = IFF_TUN;
-  static const auto kTapFormat = IFF_TAP;
-  static const auto kNoPacketInfo = IFF_NO_PI;
+  static const auto kIfFormatTun = IFF_TUN;
+  static const auto kIfFormatTap = IFF_TAP;
+  static const auto kIfNoPacketInfo = IFF_NO_PI;
 
-	TapTunDevice(const std::string& name, uint64_t flags);
-	TapTunDevice(uint64_t flags);
+  static const auto kFdReadOnly = O_RDONLY;
+  static const auto kFdWriteOnly = O_WRONLY;
+  static const auto kFdReadWrite = O_RDWR;
 
-  const std::string& Name() {
-    return name_;
-  }
+  TunTapDevice(const std::string& name, uint64_t if_flags, uint64_t fd_flags);
+  ~TunTapDevice();
+
+  const std::string& Name() { return name_; }
+
+  // TODO: real buffer object
+  size_t Read(char* buf);
 
  private:
+  int fd_;
   std::string name_;
 };
 
+}  // namespace funstraw