/// <summary>
/// Get an authentication package by name.
/// </summary>
/// <param name="package">The name of the package.</param>
/// <returns>The authentication package.</returns>
public static AuthenticationPackage FromName(string package)
{
SecurityNativeMethods.QuerySecurityPackageInfo(package, out IntPtr package_info).CheckResult();
try
{
return(new AuthenticationPackage((SecPkgInfo)Marshal.PtrToStructure(package_info, typeof(SecPkgInfo))));
}
finally
{
SecurityNativeMethods.FreeContextBuffer(package_info);
}
}
/// <summary>
/// Get authentication packages.
/// </summary>
/// <returns>The list of authentication packages.</returns>
public static IEnumerable <AuthenticationPackage> Get()
{
List <AuthenticationPackage> packages = new List <AuthenticationPackage>();
if (SecurityNativeMethods.EnumerateSecurityPackages(out int count,
out IntPtr ppPackageInfo) == SecStatusCode.Success)
{
try
{
int size = Marshal.SizeOf(typeof(SecPkgInfo));
for (int i = 0; i < count; ++i)
{
SecPkgInfo pkg = (SecPkgInfo)Marshal.PtrToStructure(ppPackageInfo + i * size, typeof(SecPkgInfo));
packages.Add(new AuthenticationPackage(pkg));
}
}
finally
{
SecurityNativeMethods.FreeContextBuffer(ppPackageInfo);
}
}
return(packages.AsReadOnly());
}