/// <summary>
/// Initializes a new instance of the <see cref="NegotiateAuthentication"/>
/// for client-side authentication session.
/// </summary>
/// <param name="clientOptions">The property bag for the authentication options.</param>
public NegotiateAuthentication(NegotiateAuthenticationClientOptions clientOptions)
{
ArgumentNullException.ThrowIfNull(clientOptions);
ContextFlagsPal contextFlags = clientOptions.RequiredProtectionLevel switch
{
ProtectionLevel.Sign => ContextFlagsPal.InitIntegrity,
ProtectionLevel.EncryptAndSign => ContextFlagsPal.InitIntegrity | ContextFlagsPal.Confidentiality,
_ => 0
} | ContextFlagsPal.Connection;
/// <summary>
/// Initializes a new instance of the <see cref="NegotiateAuthentication"/>
/// for client-side authentication session.
/// </summary>
/// <param name="clientOptions">The property bag for the authentication options.</param>
public NegotiateAuthentication(NegotiateAuthenticationClientOptions clientOptions)
{
ArgumentNullException.ThrowIfNull(clientOptions);
ContextFlagsPal contextFlags = ContextFlagsPal.Connection;
contextFlags |= clientOptions.RequiredProtectionLevel switch
{
ProtectionLevel.Sign => ContextFlagsPal.InitIntegrity,
ProtectionLevel.EncryptAndSign => ContextFlagsPal.InitIntegrity | ContextFlagsPal.Confidentiality,
_ => 0
};
contextFlags |= clientOptions.RequireMutualAuthentication ? ContextFlagsPal.MutualAuth : 0;
contextFlags |= clientOptions.AllowedImpersonationLevel switch
{
TokenImpersonationLevel.Identification => ContextFlagsPal.InitIdentify,
TokenImpersonationLevel.Delegation => ContextFlagsPal.Delegate,
_ => 0
};
_isServer = false;
_requestedPackage = clientOptions.Package;
_requiredImpersonationLevel = TokenImpersonationLevel.None;
_requiredProtectionLevel = clientOptions.RequiredProtectionLevel;
try
{
_ntAuthentication = new NTAuthentication(
isServer: false,
clientOptions.Package,
clientOptions.Credential,
clientOptions.TargetName,
contextFlags,
clientOptions.Binding);
}
catch (PlatformNotSupportedException) // Managed implementation, Unix
{
}
catch (NotSupportedException) // Windows implementation
{
}
catch (Win32Exception) // Unix implementation in native layer
{
}
}