/*
 * Copyright (c) 2015, EURECOM (www.eurecom.fr)
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice, this
 *    list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * The views and conclusions contained in the software and documentation are those
 * of the authors and should not be interpreted as representing official policies,
 * either expressed or implied, of the FreeBSD Project.
 */
#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;
}