/// <summary>
/// Initialize global controller that will be used for all
/// security-related operations.
/// </summary>
/// <remarks>
/// Initialize global controller that will be used for all
/// security-related operations. The global controller takes precedence
/// over already installed
/// <see cref="Context">Context</see>
/// -specific controllers and cause
/// any subsequent call to
/// <see cref="Context.SetSecurityController(SecurityController)">Context.SetSecurityController(SecurityController)</see>
/// to throw an exception.
/// <p>
/// The method can only be called once.
/// </remarks>
/// <seealso cref="HasGlobal()">HasGlobal()</seealso>
public static void InitGlobal(SecurityController controller)
{
if (controller == null)
{
throw new ArgumentException();
}
if (global != null)
{
throw new SecurityException("Cannot overwrite already installed global SecurityController");
}
global = controller;
}
private InterpretedFunction(InterpreterData idata, object staticSecurityDomain)
{
this.idata = idata;
// Always get Context from the current thread to
// avoid security breaches via passing mangled Context instances
// with bogus SecurityController
Context cx = Context.GetContext();
SecurityController sc = cx.GetSecurityController();
object dynamicDomain;
if (sc != null)
{
dynamicDomain = sc.GetDynamicSecurityDomain(staticSecurityDomain);
}
else
{
if (staticSecurityDomain != null)
{
throw new ArgumentException();
}
dynamicDomain = null;
}
this.securityController = sc;
this.securityDomain = dynamicDomain;
}
private InterpretedFunction(Rhino.InterpretedFunction parent, int index)
{
this.idata = parent.idata.itsNestedFunctions[index];
this.securityController = parent.securityController;
this.securityDomain = parent.securityDomain;
}
/// <summary>Set the security controller for this context.</summary>
/// <remarks>
/// Set the security controller for this context.
/// <p> SecurityController may only be set if it is currently null
/// and
/// <see cref="SecurityController.HasGlobal()">SecurityController.HasGlobal()</see>
/// is <tt>false</tt>.
/// Otherwise a SecurityException is thrown.
/// </remarks>
/// <param name="controller">a SecurityController object</param>
/// <exception cref="System.Security.SecurityException">
/// if there is already a SecurityController
/// object for this Context or globally installed.
/// </exception>
/// <seealso cref="SecurityController.InitGlobal(SecurityController)">SecurityController.InitGlobal(SecurityController)</seealso>
/// <seealso cref="SecurityController.HasGlobal()">SecurityController.HasGlobal()</seealso>
public void SetSecurityController(SecurityController controller)
{
if (@sealed)
{
OnSealedMutation();
}
if (controller == null)
{
throw new ArgumentException();
}
if (securityController != null)
{
throw new SecurityException("Can not overwrite existing SecurityController object");
}
if (SecurityController.HasGlobal())
{
throw new SecurityException("Can not overwrite existing global SecurityController object");
}
securityController = controller;
}
