System.Security.SecurityManager.SecurityManager.ReflectedLinkDemandInvoke C# (CSharp) Method

		internal unsafe static void ReflectedLinkDemandInvoke (MethodBase mb)
		{
			RuntimeDeclSecurityActions klass;
			RuntimeDeclSecurityActions method;

			if (!GetLinkDemandSecurity (mb, &klass, &method))
				return;

			PermissionSet ps = null;

			if (klass.cas.size > 0) {
				ps = Decode (klass.cas.blob, klass.cas.size);
			}
			if (klass.noncas.size > 0) {
				PermissionSet p = Decode (klass.noncas.blob, klass.noncas.size);
				ps = (ps == null) ? p : ps.Union (p);
			}

			if (method.cas.size > 0) {
				PermissionSet p = Decode (method.cas.blob, method.cas.size);
				ps = (ps == null) ? p : ps.Union (p);
			}
			if (method.noncas.size > 0) {
				PermissionSet p = Decode (method.noncas.blob, method.noncas.size);
				ps = (ps == null) ? p : ps.Union (p);
			}

			// in this case we union-ed the permission sets because we want to do 
			// a single stack walk (not up to 4).
			if (ps != null)
				ps.Demand ();
		}