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diff --git a/util/include/axutil_http_chunked_stream.h b/util/include/axutil_http_chunked_stream.h
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+++ b/util/include/axutil_http_chunked_stream.h
@@ -0,0 +1,132 @@
+
+/*
+* Licensed to the Apache Software Foundation (ASF) under one or more
+* contributor license agreements.  See the NOTICE file distributed with
+* this work for additional information regarding copyright ownership.
+* The ASF licenses this file to You under the Apache License, Version 2.0
+* (the "License"); you may not use this file except in compliance with
+* the License.  You may obtain a copy of the License at
+*
+*      http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+#ifndef AXUTIL_HTTP_CHUNKED_STREAM_H
+#define AXUTIL_HTTP_CHUNKED_STREAM_H
+
+/**
+ * @defgroup axutil_http_chunked_stream http chunked stream
+ * @ingroup axis2_core_trans_http
+ * Description
+ * @{
+ */
+
+/**
+ * @file axutil_http_chunked_stream.h
+ * @brief axis2 HTTP Chunked Stream
+ */
+
+#include <axutil_env.h>
+#include <axutil_stream.h>
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+    /** Type name for struct axutil_http_chunked_stream */
+    typedef struct axutil_http_chunked_stream axutil_http_chunked_stream_t;
+
+    struct axis2_callback_info
+    {
+        const axutil_env_t *env;
+        void *in_stream;
+        int content_length;
+        int unread_len;
+        axutil_http_chunked_stream_t *chunked_stream;
+    };
+    typedef struct axis2_callback_info axis2_callback_info_t;
+
+
+    /**
+    * @param chunked_stream pointer to chunked stream
+    * @param env pointer to environment struct
+    * @param buffer 
+    * @param count
+    */
+    AXIS2_EXTERN int AXIS2_CALL
+    axutil_http_chunked_stream_read(
+        axutil_http_chunked_stream_t * chunked_stream,
+        const axutil_env_t * env,
+        void *buffer,
+        size_t count);
+
+    /**
+    * @param env pointer to environment struct
+    * @param buffer
+    * @param count
+    */
+    AXIS2_EXTERN int AXIS2_CALL
+    axutil_http_chunked_stream_write(
+        axutil_http_chunked_stream_t * chunked_stream,
+        const axutil_env_t * env,
+        const void *buffer,
+        size_t count);
+
+    /**
+    * @param chunked_stream pointer to chunked stream
+    * @param env pointer to environment struct
+    */
+    AXIS2_EXTERN int AXIS2_CALL
+
+    axutil_http_chunked_stream_get_current_chunk_size(
+        const axutil_http_chunked_stream_t * chunked_stream,
+        const axutil_env_t * env);
+
+    /**
+    * @param chunked_stream pointer to chunked stream
+    * @param env pointer to environment struct
+    * @return AXIS2_SUCCESS on success, else AXIS2_FAILURE
+    */
+    AXIS2_EXTERN axis2_status_t AXIS2_CALL
+
+    axutil_http_chunked_stream_write_last_chunk(
+        axutil_http_chunked_stream_t * chunked_stream,
+        const axutil_env_t * env);
+
+    /**
+    * @param chunked_stream pointer to chunked stream
+    * @param env pointer to environment struct
+    * @return AXIS2_SUCCESS on success, else AXIS2_FAILURE
+    */
+    AXIS2_EXTERN void AXIS2_CALL
+    axutil_http_chunked_stream_free(
+        axutil_http_chunked_stream_t * chunked_stream,
+        const axutil_env_t * env);
+
+    /**
+     * @param env pointer to environment struct
+     * @param stream pointer to stream
+     */
+    AXIS2_EXTERN axutil_http_chunked_stream_t *AXIS2_CALL
+
+    axutil_http_chunked_stream_create(
+        const axutil_env_t * env,
+        axutil_stream_t * stream);
+
+    AXIS2_EXTERN axis2_bool_t AXIS2_CALL
+    axutil_http_chunked_stream_get_end_of_chunks(
+        axutil_http_chunked_stream_t * chunked_stream,
+        const axutil_env_t * env);
+    
+
+    /** @} */
+#ifdef __cplusplus
+}
+#endif
+#endif                          /* AXUTIL_HTTP_CHUNKED_STREAM_H */