diff --git a/lutinMacro_zeus.py b/lutinMacro_zeus.py
index 19c4607..b08b667 100644
--- a/lutinMacro_zeus.py
+++ b/lutinMacro_zeus.py
@@ -35,6 +35,7 @@ list_of_known_type = [
     ["file", "zeus::File"],
     ["stream", "zeus::Stream"],
     ["json", "ejson::Object"],
+    ["buffer", "zeus::Buffer"],
     ]
 
 
diff --git a/lutin_zeus.py b/lutin_zeus.py
index 2202bf2..35e9850 100644
--- a/lutin_zeus.py
+++ b/lutin_zeus.py
@@ -1,6 +1,7 @@
 #!/usr/bin/python
 import lutin.debug as debug
 import lutin.tools as tools
+import lutin.macro as macro
 
 
 def get_type():
@@ -41,7 +42,6 @@ def configure(target, my_module):
 	    'zeus/AbstractFunction.cpp',
 	    'zeus/FutureBase.cpp',
 	    'zeus/Future.cpp',
-	    'zeus/File.cpp',
 	    'zeus/Buffer.cpp',
 	    'zeus/BufferParameter.cpp',
 	    'zeus/BufferCall.cpp',
@@ -71,7 +71,6 @@ def configure(target, my_module):
 	    'zeus/FutureData.hpp',
 	    'zeus/FutureBase.hpp',
 	    'zeus/Future.hpp',
-	    'zeus/File.hpp',
 	    'zeus/Buffer.hpp',
 	    'zeus/BufferParameter.hpp',
 	    'zeus/BufferCall.hpp',
@@ -93,6 +92,11 @@ def configure(target, my_module):
 	    'zeus/RemoteProperty.hpp',
 	    'zeus/SystemProxy.hpp',
 	    ])
+	
+	# add basic object:
+	zeus_macro = macro.load_macro('zeus')
+	zeus_macro.parse_object_idl(my_module, 'zeus/zeus-File.obj.zeus.idl')
+	
 	if target.config["compilator"] == "clang":
 		my_module.add_flag('c++', "-Wno-unsequenced", export=True)
 	# build in C++ mode
diff --git a/zeus/BufferParameter.cpp b/zeus/BufferParameter.cpp
index 3ee6fbb..5200454 100644
--- a/zeus/BufferParameter.cpp
+++ b/zeus/BufferParameter.cpp
@@ -93,7 +93,7 @@ zeus::ParamType zeus::BufferParameter::getParameterType(int32_t _id) const {
 	if (typeId == createType<std::vector<uint16_t>>().getId()) { m_parameter[_id].first = 2; return createType<std::vector<uint16_t>>(); }
 	if (typeId == createType<std::vector<uint8_t>>().getId()) { m_parameter[_id].first = 2; return createType<std::vector<uint8_t>>(); }
 	if (typeId == createType<std::vector<std::string>>().getId()) { m_parameter[_id].first = 2; return createType<std::vector<std::string>>(); }
-	if (typeId == createType<zeus::File>().getId()) { m_parameter[_id].first = 2; return createType<zeus::File>(); }
+	//if (typeId == createType<zeus::File>().getId()) { m_parameter[_id].first = 2; return createType<zeus::File>(); }
 	if (typeId == paramTypeRaw) {
 		m_parameter[_id].first = sizeof(uint16_t);
 		return zeus::ParamType("raw", paramTypeRaw);
diff --git a/zeus/BufferParameter_addParameter.cpp b/zeus/BufferParameter_addParameter.cpp
index 87bdd02..8724acf 100644
--- a/zeus/BufferParameter_addParameter.cpp
+++ b/zeus/BufferParameter_addParameter.cpp
@@ -307,7 +307,7 @@ namespace zeus {
 		m_parameter.push_back(std::make_pair(2,data));
 	}
 	#define ZEUS_MINIMUM_SIZE_MULTIPLE (1024*50)
-	
+	#if 0
 	class SendData {
 		private:
 			std::vector<uint8_t> m_data;
@@ -446,5 +446,6 @@ namespace zeus {
 			m_multipleSend.push_back(zeus::SendFile(_value.getFileName(), _paramId, size));
 		}
 	}
+	#endif
 }
 
diff --git a/zeus/BufferParameter_getParameter.cpp b/zeus/BufferParameter_getParameter.cpp
index 122b737..982ce6b 100644
--- a/zeus/BufferParameter_getParameter.cpp
+++ b/zeus/BufferParameter_getParameter.cpp
@@ -1434,7 +1434,7 @@ namespace zeus {
 		ZEUS_ERROR("Can not get type from '" << type << "'");
 		return out;
 	}
-	
+	/*
 	template<>
 	zeus::File BufferParameter::getParameter<zeus::File>(int32_t _id) const {
 		zeus::File out;
@@ -1470,6 +1470,7 @@ namespace zeus {
 		ZEUS_ERROR("Can not get type from '" << type << "'");
 		return out;
 	}
+	*/
 	template<>
 	ememory::SharedPtr<zeus::ObjectRemoteBase> BufferParameter::getParameter<ememory::SharedPtr<zeus::ObjectRemoteBase>>(const ememory::SharedPtr<zeus::WebServer>& _iface, int32_t _id) const {
 		ememory::SharedPtr<zeus::ObjectRemoteBase> out;
diff --git a/zeus/ParamType.cpp b/zeus/ParamType.cpp
index 5d08173..e26774b 100644
--- a/zeus/ParamType.cpp
+++ b/zeus/ParamType.cpp
@@ -128,8 +128,10 @@ generate_basic_type(std::vector<uint16_t>, "vector:uint16", 0x010B, true, true);
 generate_basic_type(std::vector<uint8_t>, "vector:uint8", 0x010C, true, true);
 generate_basic_type(std::vector<std::string>, "vector:string", 0x010D, false, true);
 
+#if 0
 generate_basic_type(zeus::File, "file", 0x000E, false, false);
 generate_basic_type(zeus::FileServer, "file", 0x000E, false, false);
+#endif
 
 const uint16_t zeus::paramTypeObject = 0xFFFF;
 const uint16_t zeus::paramTypeRaw = 0xFFFE;
diff --git a/zeus/zeus-File.obj.zeus.idl b/zeus/zeus-File.obj.zeus.idl
new file mode 100644
index 0000000..a324141
--- /dev/null
+++ b/zeus/zeus-File.obj.zeus.idl
@@ -0,0 +1,20 @@
+#elem-brief: File Object interface
+#elem-version: 1.0
+#elem-type:FILE
+#elem-author:Heero Yui<yui.heero@gmail.com>
+
+#brief:Get size of the file
+#return:current size of the file
+uint64 size()
+
+#brief:Get the name of the file
+#return:Full name of the file (sha512)
+string name()
+
+#brief:Get the file "mine-type"
+#return:string of the mine-type
+string getMineType()
+
+#brief:get a part of the file (size < 64ko)
+#return:Buffer with the data
+buffer getPart(uint64, uint64)
diff --git a/zeus/File.cpp b/zeus/zzz_File.cpp
similarity index 99%
rename from zeus/File.cpp
rename to zeus/zzz_File.cpp
index e7e919e..9d3f72e 100644
--- a/zeus/File.cpp
+++ b/zeus/zzz_File.cpp
@@ -3,6 +3,7 @@
  * @copyright 2016, Edouard DUPIN, all right reserved
  * @license APACHE v2.0 (see license file)
  */
+#if 0
 #include <zeus/File.hpp>
 #include <zeus/debug.hpp>
 #include <etk/types.hpp>
@@ -12,7 +13,6 @@
 #include <cstring>
 
 
-
 zeus::File::File() {
 	
 }
@@ -74,4 +74,5 @@ namespace etk {
 	}
 }
 
+#endif
 
diff --git a/zeus/File.hpp b/zeus/zzz_File.hpp
similarity index 99%
rename from zeus/File.hpp
rename to zeus/zzz_File.hpp
index c6c4629..a229e53 100644
--- a/zeus/File.hpp
+++ b/zeus/zzz_File.hpp
@@ -6,6 +6,8 @@
 #pragma once
 #include <etk/types.hpp>
 
+
+#if 0
 namespace zeus {
 	/**
 	 * @brief File inetrface
@@ -119,3 +121,5 @@ namespace zeus {
 	};
 }
 
+#endif
+