--- /dev/null
+/******************************************************************************
+*
+* Copyright (c) 2020 Intel.
+*
+* Licensed 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.
+*
+*******************************************************************************/
+
+/**
+ * @brief XRAN Callback processing module header file
+ * @file xran_cb_proc.h
+ * @ingroup group_source_xran
+ * @author Intel Corporation
+ **/
+
+#ifndef _XRAN_CB_PROC_H_
+#define _XRAN_CB_PROC_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdio.h>
+#include <unistd.h>
+
+int32_t xran_timing_create_cbs(void *args);
+int32_t xran_timing_destroy_cbs(void *args);
+
+void xran_timer_arm_ex(struct rte_timer *tim, void* CbFct, void *CbArg, unsigned tim_lcore);
+void xran_timer_arm(struct rte_timer *tim, void* arg, void* p_dev_ctx);
+void xran_timer_arm_cp_dl(struct rte_timer *tim, void* arg, void* p_dev_ctx);
+void xran_timer_arm_cp_ul(struct rte_timer *tim, void* arg, void* p_dev_ctx);
+void xran_timer_arm_ex(struct rte_timer *tim, void* CbFct, void *CbArg, unsigned tim_lcore);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _XRAN_CB_PROC_H_ */