/*
 * Copyright (c) 2020 Cisco and/or its affiliates.
 * 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.
 */

/**
 * \file address.c
 * \brief Implementation of Address
 */

#include <hicn/core/address.h>

int
address_from_ip_port(address_t * address, int family, ip_address_t * addr, uint16_t port)
{
  memset(address, 0, sizeof(address_t));
  switch(family) {
      case AF_INET:
        *address = ADDRESS4(ntohl(addr->v4.as_inaddr.s_addr), ntohs(port));
        break;
      case AF_INET6:
        *address = ADDRESS6(ntohl(addr->v6.as_in6addr), ntohs(port));
        break;
      default:
        return -1;
  }
  return 0;
}

const char * _address_family_str[] = {
    [AF_INET] = "AF_INET",
    [AF_INET6] = "AF_INET6",
};

int address_to_string(const address_t *address, char *buffer) {
    struct sockaddr_storage addr = *address;
    socklen_t addr_len = sizeof(addr);
    int err=getnameinfo((struct sockaddr*) &addr, addr_len, buffer, INET6_ADDRSTRLEN, 0, 0, NI_NUMERICHOST);

    if (err != 0) {
      strncpy(buffer, "N/A", INET6_ADDRSTRLEN);
    }
    return err;
}

address_t _ADDRESS4_LOCALHOST(uint16_t port) {
    return ADDRESS4_LOCALHOST(port);
}