+int32_t xran_cp_populate_section_ext_1(int8_t *p_ext1_dst, /**< destination buffer */
+ uint16_t ext1_dst_len, /**< dest buffer size */
+ int16_t *p_bfw_iq_src, /**< source buffer of IQs */
+ uint16_t rbNumber, /**< number RBs to ext1 chain */
+ uint16_t bfwNumber, /**< number of bf weights in this set of sections */
+ uint8_t bfwiqWidth, /**< bit size of IQs */
+ uint8_t bfwCompMeth); /**< compression method */
+struct rte_mbuf *xran_attach_cp_ext_buf(int8_t* p_ext_buff_start, int8_t* p_ext_buff, uint16_t ext_buff_len,
+ struct rte_mbuf_ext_shared_info * p_share_data);