/*******************************************************************************
    OpenAirInterface
    Copyright(c) 1999 - 2014 Eurecom

    OpenAirInterface is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.


    OpenAirInterface is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with OpenAirInterface.The full GNU General Public License is
   included in this distribution in the file called "COPYING". If not,
   see <http://www.gnu.org/licenses/>.

  Contact Information
  OpenAirInterface Admin: openair_admin@eurecom.fr
  OpenAirInterface Tech : openair_tech@eurecom.fr
  OpenAirInterface Dev  : openair4g-devel@eurecom.fr

  Address      : Eurecom, Compus SophiaTech 450, route des chappes, 06451 Biot, France.

 *******************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "common_types.h"

#include "enum_string.h"

enum_to_string_t rat_to_string[NUMBER_OF_RAT_TYPE] = {
    { RAT_WLAN,     "WLAN" },
    { RAT_VIRTUAL,  "VIRUTAL" },
    { RAT_UTRAN,    "UTRAN" },
    { RAT_GERAN,    "GERAN" },
    { RAT_GAN,      "GAN" },
    { RAT_HSPA_EVOLUTION, "HSPA_EVOLUTION" },
    { RAT_EUTRAN,         "E-UTRAN" },
    { RAT_CDMA2000_1X,    "CDMA2000_1X" },
    { RAT_HRPD,           "HRPD" },
    { RAT_UMB,            "UMB" },
    { RAT_EHRPD,          "EHRPD" },
};

enum_to_string_t network_access_mode_to_string[NAM_MAX] = {
    { NAM_PACKET_AND_CIRCUIT, "PACKET AND CIRCUIT" },
    { NAM_RESERVED,           "RESERVED" },
    { NAM_ONLY_PACKET,        "ONLY PACKET" },
};

enum_to_string_t all_apn_conf_ind_to_string[ALL_APN_MAX] = {
    { ALL_APN_CONFIGURATIONS_INCLUDED, "ALL APN CONFIGURATIONS INCLUDED" },
    { MODIFIED_ADDED_APN_CONFIGURATIONS_INCLUDED, "MODIFIED ADDED APN CONFIGURATIONS INCLUDED" },
};

enum_to_string_t pdn_type_to_string[IP_MAX] = {
    { IPv4, "IPv4" },
    { IPv6, "IPv6" },
    { IPv4_AND_v6, "IPv4 and IPv6" },
    { IPv4_OR_v6,  "IPv4 or IPv6" },
};

static int
compare_values(const void *m1, const void *m2)
{
    enum_to_string_t *mi1 = (enum_to_string_t *) m1;
    enum_to_string_t *mi2 = (enum_to_string_t *) m2;
    return (mi1->enum_value - mi2->enum_value);
}

char *enum_to_string(int enum_val, enum_to_string_t *string_table, int nb_element)
{
    enum_to_string_t *res;
    enum_to_string_t temp;

    temp.enum_value = enum_val;
    res = bsearch(&temp, string_table, nb_element,
                  sizeof(enum_to_string_t), compare_values);

    if (res == NULL) {
        return "UNKNOWN";
    }
    return res->enum_value_name;
}