@@ -248,6 +248,32 @@
 #define OF_HASH_FINALIZE(hash)		\
 	{				\
 		hash += (hash << 3);	\
 		hash ^= (hash >> 11);	\
 		hash += (hash << 15);	\
+	}
+#define OF_HASH_ADD_INT16(hash, int16)			\
+	{						\
+		uint16_t int16Copy = int16;		\
+		OF_HASH_ADD(hash, int16Copy >> 8);	\
+		OF_HASH_ADD(hash, int16Copy & 0xFF);	\
+	}
+#define OF_HASH_ADD_INT32(hash, int32)				\
+	{							\
+		uint32_t int32Copy = int32;			\
+		OF_HASH_ADD(hash, (int32Copy >> 24) & 0xFF);	\
+		OF_HASH_ADD(hash, (int32Copy >> 16) & 0xFF);	\
+		OF_HASH_ADD(hash, (int32Copy >>  8) & 0xFF);	\
+		OF_HASH_ADD(hash, int32Copy & 0xFF);		\
+	}
+#define OF_HASH_ADD_INT64(hash, int64)				\
+	{							\
+		uint64_t int64Copy = int64;			\
+		OF_HASH_ADD(hash, (int64Copy >> 56) & 0xFF);	\
+		OF_HASH_ADD(hash, (int64Copy >> 48) & 0xFF);	\
+		OF_HASH_ADD(hash, (int64Copy >> 40) & 0xFF);	\
+		OF_HASH_ADD(hash, (int64Copy >> 32) & 0xFF);	\
+		OF_HASH_ADD(hash, (int64Copy >> 24) & 0xFF);	\
+		OF_HASH_ADD(hash, (int64Copy >> 16) & 0xFF);	\
+		OF_HASH_ADD(hash, (int64Copy >>  8) & 0xFF);	\
+		OF_HASH_ADD(hash, int64Copy & 0xFF);		\
 	}