less than operator overloads

protocols/sacn/extended.cpp

@@ -194,6 +194,22 @@ bool operator== (const discoveredUniverse& a, const discoveredUniverse& b)
           a.source == b.source);
 }
 
+
+/**
+ * @brief operator <
+ * @param a
+ * @param b
+ * @return
+ */
+bool operator< (const discoveredUniverse& a, const discoveredUniverse& b)
+{
+  if (a.universe != b.universe)
+    return (a.universe < b.universe);
+
+  return a.source < b.source;
+}
+
+
 } // DISCOVERY
 } // EXTENDED
 } // SACN

protocols/sacn/extended.h

@@ -146,6 +146,8 @@ struct discoveredUniverse
 
   friend bool operator== (const discoveredUniverse& a,
                           const discoveredUniverse& b);
+  friend bool operator< (const discoveredUniverse& a,
+                         const discoveredUniverse& b);
 };
 
 

protocols/uuid/uuid.cpp

@@ -431,6 +431,18 @@ bool operator== (const uuid& a, const uuid& b)
 }
 
 
+/**
+ * @brief operator <
+ * @param a
+ * @param b
+ * @return
+ */
+bool operator< (const uuid& a, const uuid& b)
+{
+  return (std::memcmp(a.raw_, b.raw_, UUID_LENGTH) < 0);
+}
+
+
 /**
  * @brief uuid::operator const uint8_t *
  */

protocols/uuid/uuid.h

@@ -149,6 +149,7 @@ public:
   // operator overloads
   uuid& operator= (const uuid& other);
   friend bool operator== (const uuid&, const uuid&);
+  friend bool operator< (const uuid&, const uuid&);
 
   // typecast overload
   operator const uint8_t *   () const;