From 2a9171c6231a0c1db145ec8174fe4510368ae60a Mon Sep 17 00:00:00 2001
From: Vinnie Falco <vinnie.falco@gmail.com>
Date: Sun, 3 Nov 2013 12:50:17 -0800
Subject: [PATCH] Improve hasher for IPAddress

---
 src/beast/beast/net/IPAddress.h             | 50 +++++++++++++++------
 src/ripple/peerfinder/ripple_peerfinder.cpp |  1 +
 2 files changed, 38 insertions(+), 13 deletions(-)

diff --git a/src/beast/beast/net/IPAddress.h b/src/beast/beast/net/IPAddress.h
index fb91f82e9..c4b6c3941 100644
--- a/src/beast/beast/net/IPAddress.h
+++ b/src/beast/beast/net/IPAddress.h
@@ -27,6 +27,18 @@
 #include "../CStdInt.h"
 #include "../mpl/IfCond.h"
 
+namespace std {
+
+template <typename T>
+struct hash;
+
+//template <>
+//struct hash <beast::IPAddress>;
+
+}
+
+//------------------------------------------------------------------------------
+
 namespace beast {
 
 /** Represents an IP address (v4 or v6) and port combination. */
@@ -309,19 +321,7 @@ public:
     operator std::string () const;
     /** @} */
 
-    struct hasher
-    {
-        std::size_t operator() (IPAddress const& value) const
-        {
-            std::size_t hash (0);
-            if (value.isV4())
-                hash = V4::hasher() (value.v4());
-            else if (value.isV6())
-                hash = V6::hasher() (value.v6());
-            hash += value.port();
-            return hash;
-        }
-    };
+    typedef std::hash <IPAddress> hasher;
 
     struct key_equal;
 
@@ -374,4 +374,28 @@ struct IPAddress::key_equal
 
 }
 
+//------------------------------------------------------------------------------
+
+namespace std {
+
+template <typename T>
+struct hash;
+
+template <>
+struct hash <beast::IPAddress>
+{
+    std::size_t operator() (beast::IPAddress const& value) const
+    {
+        std::size_t hash (0);
+        if (value.isV4())
+            hash = beast::IPAddress::V4::hasher() (value.v4());
+        else if (value.isV6())
+            hash = beast::IPAddress::V6::hasher() (value.v6());
+        hash += value.port();
+        return hash;
+    }
+};
+
+}
+
 #endif
diff --git a/src/ripple/peerfinder/ripple_peerfinder.cpp b/src/ripple/peerfinder/ripple_peerfinder.cpp
index e255fd1e9..f67103014 100644
--- a/src/ripple/peerfinder/ripple_peerfinder.cpp
+++ b/src/ripple/peerfinder/ripple_peerfinder.cpp
@@ -43,6 +43,7 @@ namespace ripple {
 using namespace beast;
 }
 
+#include "impl/BootstrapCache.h"
 #include "impl/PrivateTypes.h"
 #  include "impl/Tuning.h"
 # include "impl/Checker.h"