1 files changed, 28 insertions, 0 deletions
diff --git a/src/resolver.hh b/src/resolver.hh
new file mode 100644
index 0000000..d98458f
--- /dev/null
+++ b/src/resolver.hh
@@ -0,0 +1,28 @@
+// -*- mode: c++; c-basic-offset: 2; -*-
+
+#ifndef RESOLVER_HH
+#define RESOLVER_HH
+
+#include <functional>
+
+class Looper;
+
+class Resolver {
+public:
+  typedef std::function<void(int fd, bool connected,
+                             char const* error)> Callback;
+
+  virtual ~Resolver() {}
+
+  static Resolver* create(Looper* looper);
+
+  virtual void* request(std::string const& host, uint16_t port,
+                        Callback const& callback) = 0;
+  virtual void cancel(void* ptr) = 0;
+
+protected:
+  Resolver() {}
+  Resolver(Resolver const&) = delete;
+};
+
+#endif  // RESOLVER_HH