From 62740e8e648f9b70ec0f6c78629b63c222cc842b Mon Sep 17 00:00:00 2001
From: Matias Fontanini <matias.fontanini@gmail.com>
Date: Sat, 4 May 2013 20:09:32 -0300
Subject: [PATCH] Implemented std::hash specialization for HWAddress.

---
 include/hw_address.h | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/include/hw_address.h b/include/hw_address.h
index 38d4d51..353c07e 100644
--- a/include/hw_address.h
+++ b/include/hw_address.h
@@ -37,6 +37,7 @@
 #include <iomanip>
 #include <iostream>
 #include <sstream>
+#include "cxxstd.h"
 
 namespace Tins {
 /**
@@ -319,5 +320,16 @@ void HWAddress<n, Storage>::convert(const std::string &hw_addr,
         }
     }
 }
-}
+} // namespace Tins
+#if TINS_IS_CXX11
+namespace std
+{
+template<size_t n>
+struct hash<Tins::HWAddress<n>> {
+    size_t operator()(const Tins::HWAddress<n> &addr) const {
+        return std::hash<std::string>()(addr.to_string());
+    }
+};
+} // namespace std
+#endif
 #endif // TINS_HWADDRESS_H