/// <summary>
/// Asynchronously attempts to connect to the specified WiFi access point using a generated xml profile.
/// </summary>
/// <param name="accessPoint">WiFi access point to connect to.</param>
/// <param name="password">Password required for authorization.</param>
/// <param name="timeout">Timeout duration.</param>
/// <param name="cancellationToken">Cancellation token.</param>
/// <returns>True if successfully connected, false if failed or timed out.</returns>
/// <remarks>
/// Only BssType.Infrastructure is supported by Microsoft.
/// WlanSetProfile, ErrorCode: 1206, ErrorMessage: The network connection profile is corrupted.
/// ReasonCode: 524301, ReasonMessage: The BSS type is not valid.
/// https://forums.intel.com/s/question/0D50P0000490AeNSAU/the-bss-type-is-not-valid?language=en_US#400176
/// </remarks>
public Task <bool> ConnectNetworkAsync(AccessPoint accessPoint, string password,
TimeSpan timeout, CancellationToken cancellationToken)
{
if (accessPoint == null)
{
throw new ArgumentNullException(nameof(accessPoint));
}
if (accessPoint.IsPasswordRequired && string.IsNullOrEmpty(password))
{
throw new ArgumentNullException(nameof(password));
}
if (timeout.TotalSeconds < 0)
{
throw new ArgumentOutOfRangeException(nameof(timeout));
}
return(Task.Run(() =>
{
string profile = _profileService.CreateProfileXml(accessPoint, password);
SetProfile(accessPoint.Id, ProfileType.AllUser, profile, null, true);
return ConnectNetworkAsync(accessPoint.Id, accessPoint.Ssid, BssType.Infrastructure,
timeout, cancellationToken);
}));
}
/// <summary>
/// Create a valid profile xml according to: http://msdn.microsoft.com/en-us/library/ms707381(v=VS.85).aspx
/// </summary>
/// <param name="accessPoint">Access point for which the profile is created.</param>
/// <param name="password">Password for the access point.</param>
/// <returns></returns>
public string CreateProfileXml(AccessPoint accessPoint, string password)
{
string profile = string.Empty;
string template = string.Empty;
string name = accessPoint.Ssid;
string hex = HexConverter.ToHexadecimalString(accessPoint.Ssid);
if (accessPoint.BssType != WiFiBssType.Infrastructure)
{
throw new NotSupportedException("Only BssType.Infrastructure is supported by Microsoft.");
}
switch (accessPoint.Encryption)
{
case WiFiEncryptionType.None:
if (accessPoint.Authentication == WiFiAuthentication.Open)
{
template = GetTemplate("OPEN");
profile = string.Format(template, name, hex);
}
break;
case WiFiEncryptionType.WEP:
if (accessPoint.Authentication == WiFiAuthentication.Open)
{
template = GetTemplate("WEP");
profile = string.Format(template, name, hex, password);
}
break;
case WiFiEncryptionType.AES:
if (accessPoint.Authentication == WiFiAuthentication.WPA2_Personal)
{
template = GetTemplate("WPA2-PSK");
profile = string.Format(template, name, hex, password, accessPoint.Encryption);
}
else if (accessPoint.Authentication == WiFiAuthentication.WPA_Personal)
{
template = GetTemplate("WPA-PSK");
profile = string.Format(template, name, hex, password, accessPoint.Encryption);
}
break;
case WiFiEncryptionType.TKIP:
if (accessPoint.Authentication == WiFiAuthentication.WPA_Personal)
{
template = GetTemplate("WPA-PSK");
profile = string.Format(template, name, hex, password, accessPoint.Encryption);
}
else if (accessPoint.Authentication == WiFiAuthentication.WPA2_Personal)
{
template = GetTemplate("WPA2-PSK");
profile = string.Format(template, name, hex, password, accessPoint.Encryption);
}
break;
}
if (string.IsNullOrEmpty(profile))
{
throw new NotImplementedException("Profile generation for access point is not implemented.");
}
else
{
return(profile);
}
}
