/******************************************************************************
*
*   Copyright (c) 2019 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
 * @file
 * @ingroup
 * @author Intel Corporation
 **/

#ifndef _SAMPLEAPP__CONFIG_H_
#define _SAMPLEAPP__CONFIG_H_

#include <stdint.h>
#include <rte_ether.h>
#include "xran_fh_o_du.h"

/** Run time configuration of application */
typedef struct _RuntimeConfig
{
    uint8_t appMode;      /**< Application mode: lls-CU or RU  */
    uint8_t xranCat;     /**< xran mode: Categoty A | Category B */
    uint8_t numCC;        /**< Number of CC per ports supported by RU */
    uint8_t numAxc;       /**< Number of Antenna Carriers per CC */
    uint8_t numUlAxc;     /**< Number of Antenna Carriers per CC for UL (Cat B) */
    uint32_t antElmTRx;   /**< Number of antenna elements for TX and RX */
    uint32_t muMimoUEs;   /**< Number of UEs (with 1 RX ant)/beams */

    uint32_t DlLayersPerUe; /**< Number of DL layer per UE */
    uint32_t UlLayersPerUe; /**< Number of UL layer per UE */

    uint32_t ttiPeriod;   /**< TTI period */
    uint32_t testVect;    /**< Test Signal to send */
    struct ether_addr o_du_addr; /**<  lls-CU Ethernet Mac Address */
    struct ether_addr o_ru_addr; /**<  RU Ethernet Mac Address */
    struct ether_addr tmp_addr; /**<  Temp Ethernet Mac Address */

    uint32_t instance_id; /**<  Instance ID of application */
    uint32_t io_core; /**<  Core used for IO */
    uint64_t system_core; /* <system core ID> */
    uint64_t pkt_proc_core;
    uint64_t pkt_aux_core;
    uint64_t timing_core;
    
    uint32_t mtu; /**< maximum transmission unit (MTU) is the size of the largest protocol data unit (PDU) that can be communicated in a single
                       xRAN network layer transaction. supported 1500 bytes and 9600 bytes (Jumbo Frame) */
    int numSlots;  /**< number of slots in IQ vector */
    char ant_file[XRAN_MAX_SECTOR_NR*XRAN_MAX_ANTENNA_NR][512]; /**<  file to use for test vector */
    char prach_file[XRAN_MAX_SECTOR_NR*XRAN_MAX_ANTENNA_NR][512]; /**<  file to use for test vector */

    char dl_bfw_file [XRAN_MAX_SECTOR_NR*XRAN_MAX_ANTENNA_NR][512]; /**< file with beamforming weights for DL streams */
    char ul_bfw_file [XRAN_MAX_SECTOR_NR*XRAN_MAX_ANTENNA_NR][512]; /**< file with beamforming weights for UL streams */

    char ul_srs_file [XRAN_MAX_SECTOR_NR*XRAN_MAX_ANT_ARRAY_ELM_NR][512]; /**< file with SRS content for UL antenna elements */

    /* prach config */
    uint8_t enablePrach; /**<  enable PRACH */
    uint8_t prachOffset; /**< Sets the PRACH position in frequency / subcarrier position, n_PRBoffset^RA and is expressed as a physical resource block number.
                              Set by SIB2, prach-FreqOffset in E-UTRA. */

    uint8_t prachConfigIndex; /**< TS36.211 - Table 5.7.1-2 : PRACH Configuration Index */
    uint8_t iqswap; /**< do swap of IQ before send to ETH */
    uint8_t nebyteorderswap; /**< do swap of byte order from host byte order to network byte order. ETH */
    uint8_t compression;     /**< enable use case with compression */

    uint16_t totalBfWeights; /**< The total number of beamforming weights on RU */

    uint8_t enableSrs; /**< enable SRS (valid for Cat B only) */
    uint16_t srsSymMask; /**< SRS symbol mask [014] within S/U slot [0-13] def is  13 */

    uint16_t maxFrameId; /**< max value of frame id */

    uint16_t Tadv_cp_dl;
    uint16_t T2a_min_cp_dl;
    uint16_t T2a_max_cp_dl;
    uint16_t T2a_min_cp_ul;
    uint16_t T2a_max_cp_ul;
    uint16_t T2a_min_up;
    uint16_t T2a_max_up;
    uint16_t Ta3_min;
    uint16_t Ta3_max;
    uint16_t T1a_min_cp_dl;
    uint16_t T1a_max_cp_dl;
    uint16_t T1a_min_cp_ul;
    uint16_t T1a_max_cp_ul;
    uint16_t T1a_min_up;
    uint16_t T1a_max_up;
    uint16_t Ta4_min;
    uint16_t Ta4_max;

    uint8_t enableCP;    /**<  enable C-plane */
    uint8_t cp_vlan_tag; /**<  C-plane vlan tag */
    uint8_t up_vlan_tag; /**<  U-plane vlan tag */

    int32_t debugStop;
    int32_t debugStopCount;
    int32_t bbdevMode;
    int32_t DynamicSectionEna;
    int32_t GPS_Alpha;
    int32_t GPS_Beta;

    uint8_t  mu_number;       /**< Mu numner as per 3GPP */
    uint32_t nDLAbsFrePointA; /**< Abs Freq Point A of the Carrier Center Frequency for in KHz Value: 450000->52600000 */
    uint32_t nULAbsFrePointA; /**< Abs Freq Point A of the Carrier Center Frequency for in KHz Value: 450000->52600000 */
    uint32_t nDLBandwidth;    /**< Carrier bandwidth for in MHz. Value: 5->400 */
    uint32_t nULBandwidth;    /**< Carrier bandwidth for in MHz. Value: 5->400 */
    uint32_t nDLFftSize;      /**< DL FFT size */
    uint32_t nULFftSize;      /**< UL FFT size */


    uint8_t nFrameDuplexType;
    uint8_t nTddPeriod;
    struct xran_slot_config sSlotConfig[XRAN_MAX_TDD_PERIODICITY];
    struct xran_prb_map PrbMapDl;
    struct xran_prb_map PrbMapUl;
} RuntimeConfig;

/**
 * Parse application configuration file.
 *
 * @param filename The name of the configuration file to be parsed.
 * @param config The configuration structure to be filled with parsed data. */
int parseConfigFile(char *filename, RuntimeConfig *config);

#endif /* _SAMPLEAPP__CONFIG_H_ */