uhd: dict: Add typecast operator to std::map<>

This will now allow calls like this:

uhd::dict<k, v> d = /* ... */;
auto m = static_cast<std::map<k, v>>(d);

2 files changed, 15 insertions, 0 deletions

diff --git a/host/include/uhd/types/dict.hpp b/host/include/uhd/types/dict.hpp
index 8b7a63c69..b5858d61c 100644
--- a/host/include/uhd/types/dict.hpp
+++ b/host/include/uhd/types/dict.hpp
@@ -10,6 +10,7 @@
 
 #include <uhd/config.hpp>
 #include <list>
+#include <map>
 #include <vector>
 
 namespace uhd {
@@ -138,6 +139,10 @@ public:
      */
     void update(const dict<Key, Val>& new_dict, bool fail_on_conflict = true);
 
+    /*! Typecast operator to std::map<>
+     */
+    operator std::map<Key, Val>() const;
+
 private:
     typedef std::pair<Key, Val> pair_t;
     std::list<pair_t> _map; // private container
diff --git a/host/include/uhd/types/dict.ipp b/host/include/uhd/types/dict.ipp
index b172d17f1..5a5024fcc 100644
--- a/host/include/uhd/types/dict.ipp
+++ b/host/include/uhd/types/dict.ipp
@@ -157,6 +157,16 @@ namespace uhd{
         }
     }
 
+    template <typename Key, typename Val>
+    dict<Key, Val>::operator std::map<Key, Val>() const
+    {
+        std::map<Key, Val> new_map;
+        BOOST_FOREACH (const pair_t& p, _map) {
+            new_map[p.first] = p.second;
+        }
+        return new_map;
+    }
+
 } //namespace uhd
 
 #endif /* INCLUDED_UHD_TYPES_DICT_IPP */