src/Tizen.Network.WiFi/Tizen.Network.WiFi/WiFiAddressInformation.cs

   1 /*
   2  * Copyright (c) 2016 Samsung Electronics Co., Ltd All Rights Reserved
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the License);
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an AS IS BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 using System;
  18 using System.Runtime.InteropServices;
  19 using System.Net;
  20 using Tizen.Network.Connection;
  21
  22 namespace Tizen.Network.WiFi
  23 {
  24     internal class WiFiAddressInformation : IAddressInformation
  25     {
  26         private Interop.WiFi.SafeWiFiAPHandle _handle;
  27         private AddressFamily _family;
  28
  29         private const string DefaultIPv4 = "0.0.0.0";
  30         private const string DefaultIPv6 = "::";
  31
  32         internal WiFiAddressInformation(Interop.WiFi.SafeWiFiAPHandle handle, AddressFamily family)
  33         {
  34             _handle = handle;
  35             _family = family;
  36         }
  37
  38         public System.Net.IPAddress Dns1
  39         {
  40             get
  41             {
  42                 IntPtr addrPtr;
  43                 int ret = Interop.WiFi.AP.GetDnsAddress(_handle, 1, (int)_family, out addrPtr);
  44                 return ParseIPAddress(ret, addrPtr);
  45             }
  46             set
  47             {
  48                 int ret = Interop.WiFi.AP.SetDnsAddress(_handle, 1, (int)_family, value.ToString());
  49                 if (ret != (int)WiFiError.None)
  50                 {
  51                     Log.Error(Globals.LogTag, "Failed to set first dns address, Error - " + (WiFiError)ret);
  52                     WiFiErrorFactory.ThrowWiFiException(ret, _handle.DangerousGetHandle());
  53                 }
  54             }
  55         }
  56
  57         public System.Net.IPAddress Dns2
  58         {
  59             get
  60             {
  61                 IntPtr addrPtr;
  62                 int ret = Interop.WiFi.AP.GetDnsAddress(_handle, 2, (int)_family, out addrPtr);
  63                 return ParseIPAddress(ret, addrPtr);
  64            }
  65             set
  66             {
  67                 int ret = Interop.WiFi.AP.SetDnsAddress(_handle, 2, (int)_family, value.ToString());
  68                 if (ret != (int)WiFiError.None)
  69                 {
  70                     Log.Error(Globals.LogTag, "Failed to set second dns address, Error - " + (WiFiError)ret);
  71                     WiFiErrorFactory.ThrowWiFiException(ret, _handle.DangerousGetHandle());
  72                 }
  73             }
  74         }
  75
  76         public System.Net.IPAddress Gateway
  77         {
  78             get
  79             {
  80                 IntPtr addrPtr;
  81                 int ret = Interop.WiFi.AP.GetGatewayAddress(_handle, (int)_family, out addrPtr);
  82                 return ParseIPAddress(ret, addrPtr);
  83             }
  84             set
  85             {
  86                 int ret = Interop.WiFi.AP.SetGatewayAddress(_handle, (int)_family, value.ToString());
  87                 if (ret != (int)WiFiError.None)
  88                 {
  89                     Log.Error(Globals.LogTag, "Failed to set gateway address, Error - " + (WiFiError)ret);
  90                     WiFiErrorFactory.ThrowWiFiException(ret, _handle.DangerousGetHandle());
  91                 }
  92             }
  93         }
  94
  95         public System.Net.IPAddress SubnetMask
  96         {
  97             get
  98             {
  99                 IntPtr addrPtr;
 100                 int ret = Interop.WiFi.AP.GetSubnetMask(_handle, (int)_family, out addrPtr);
 101                 return ParseIPAddress(ret, addrPtr);
 102             }
 103             set
 104             {
 105                 int ret = Interop.WiFi.AP.SetSubnetMask(_handle, (int)_family, value.ToString());
 106                 if (ret != (int)WiFiError.None)
 107                 {
 108                     Log.Error(Globals.LogTag, "Failed to set subnet mask, Error - " + (WiFiError)ret);
 109                     WiFiErrorFactory.ThrowWiFiException(ret, _handle.DangerousGetHandle());
 110                 }
 111             }
 112         }
 113
 114         public System.Net.IPAddress IP
 115         {
 116             get
 117             {
 118                 IntPtr addrPtr;
 119                 int ret = Interop.WiFi.AP.GetIPAddress(_handle, (int)_family, out addrPtr);
 120                 return ParseIPAddress(ret, addrPtr);
 121             }
 122             set
 123             {
 124                 int ret = Interop.WiFi.AP.SetIPAddress(_handle, (int)_family, value.ToString());
 125                 if (ret != (int)WiFiError.None)
 126                 {
 127                     Log.Error(Globals.LogTag, "Failed to set ip address, Error - " + (WiFiError)ret);
 128                     WiFiErrorFactory.ThrowWiFiException(ret, _handle.DangerousGetHandle());
 129                 }
 130             }
 131         }
 132
 133         public IPConfigType IPConfigType
 134         {
 135             get
 136             {
 137                 int type;
 138                 int ret = Interop.WiFi.AP.GetIPConfigType(_handle, (int)_family, out type);
 139                 if (ret != (int)WiFiError.None)
 140                 {
 141                     Log.Error(Globals.LogTag, "Failed to get ip config type, Error - " + (WiFiError)ret);
 142                 }
 143                 return (IPConfigType)type;
 144             }
 145             set
 146             {
 147                 int ret = Interop.WiFi.AP.SetIPConfigType(_handle, (int)_family, (int)value);
 148                 if (ret != (int)WiFiError.None)
 149                 {
 150                     Log.Error(Globals.LogTag, "Failed to set ip config type, Error - " + (WiFiError)ret);
 151                     WiFiErrorFactory.ThrowWiFiException(ret, _handle.DangerousGetHandle());
 152                 }
 153             }
 154         }
 155
 156         public int PrefixLength
 157         {
 158             get
 159             {
 160                 int Value;
 161                 int ret = Interop.WiFi.AP.GetPrefixLength(_handle, (int)_family, out Value);
 162                 if (ret != (int)WiFiError.None)
 163                 {
 164                     Log.Error(Globals.LogTag, "It failed to get prefix length, " + (WiFiError)ret);
 165                     return -1;
 166                 }
 167                 return Value;
 168             }
 169
 170             set
 171             {
 172                 int ret = Interop.WiFi.AP.SetPrefixLength(_handle, (int)_family, value);
 173                 if (ret != (int)WiFiError.None)
 174                 {
 175                     Log.Error(Globals.LogTag, "It failed to set prefix length, " + (WiFiError)ret);
 176                     WiFiErrorFactory.ThrowWiFiException(ret, _handle.DangerousGetHandle());
 177                 }
 178             }
 179         }
 180
 181         public DnsConfigType DnsConfigType
 182         {
 183             get
 184             {
 185                 int Value;
 186                 int ret = Interop.WiFi.AP.GetDnsConfigType(_handle, (int)_family, out Value);
 187                 if ((WiFiError)ret != WiFiError.None)
 188                 {
 189                     Log.Error(Globals.LogTag, "It failed to get DNS config type, " + (WiFiError)ret);
 190                 }
 191                 return (DnsConfigType)Value;
 192             }
 193             set
 194             {
 195                 int ret = Interop.WiFi.AP.SetDnsConfigType(_handle, (int)_family, (int)value);
 196                 if ((WiFiError)ret != WiFiError.None)
 197                 {
 198                     Log.Error(Globals.LogTag, "It failed to set DNS config type, " + (WiFiError)ret);
 199                     WiFiErrorFactory.ThrowWiFiException(ret, _handle.DangerousGetHandle());
 200                 }
 201             }
 202         }
 203
 204         /// <summary>
 205         /// DHCP server address. It is only supported for IPv4 address family.
 206         /// </summary>
 207         /// <value>Represents DHCP server address.</value>
 208         public System.Net.IPAddress DhcpServerAddress
 209         {
 210             get
 211             {
 212                 string dhcpServer;
 213                 int ret = Interop.WiFi.AP.GetDhcpServerAddress(_handle, _family, out dhcpServer);
 214                 if (ret != (int)WiFiError.None || dhcpServer == null || dhcpServer.Length == 0)
 215                 {
 216                     Log.Error(Globals.LogTag, "Failed to get DHCP server address, Error - " + (WiFiError)ret);
 217                     return DefaultIPAddress();
 218                 }
 219
 220                 return IPAddress.Parse(dhcpServer);
 221             }
 222         }
 223
 224         /// <summary>
 225         /// DHCP lease duration. It is only supported for IPv4 address family.
 226         /// </summary>
 227         /// <value>Represents DHCP lease duration.</value>
 228         public int  DhcpLeaseDuration
 229         {
 230             get
 231             {
 232                 int leaseDuration;
 233                 int ret = Interop.WiFi.AP.GetDhcpLeaseDuration(_handle, AddressFamily.IPv4, out leaseDuration);
 234                 if (ret != (int)WiFiError.None)
 235                 {
 236                     Log.Error(Globals.LogTag, "Failed to get DHCP lease duration, Error - " + (WiFiError)ret);
 237                     return 0;
 238                 }
 239
 240                 return leaseDuration;
 241             }
 242         }
 243
 244         private System.Net.IPAddress ParseIPAddress(int ret, IntPtr addrPtr)
 245         {
 246             if (ret != (int)WiFiError.None)
 247             {
 248                 Log.Error(Globals.LogTag, "Failed to get address, Error - " + (WiFiError)ret);
 249                 return DefaultIPAddress();
 250             }
 251
 252             string addr = Marshal.PtrToStringAnsi(addrPtr);
 253             if (addr == null || addr.Length == 0)
 254                 return DefaultIPAddress();
 255             Interop.Libc.Free(addrPtr);
 256             return System.Net.IPAddress.Parse(addr);
 257         }
 258
 259         private System.Net.IPAddress DefaultIPAddress()
 260         {
 261             if (_family == AddressFamily.IPv4)
 262                 return System.Net.IPAddress.Parse(DefaultIPv4);
 263             else
 264                 return System.Net.IPAddress.Parse(DefaultIPv6);
 265         }
 266     }
 267 }