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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* Version: MPL 1.1 / GPLv3+ / LGPLv3+
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License or as specified alternatively below. You may obtain a copy of
* the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* Major Contributor(s):
* Copyright (C) 2012 Red Hat, Inc., Caolán McNamara <caolanm@redhat.com>
* (initial developer)
*
* All Rights Reserved.
*
* For minor contributions see the git repository.
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 3 or later (the "GPLv3+"), or
* the GNU Lesser General Public License Version 3 or later (the "LGPLv3+"),
* in which case the provisions of the GPLv3+ or the LGPLv3+ are applicable
* instead of those above.
*/
#include <sal/log.hxx>
#include <unx/x11/xlimits.hxx>
Pixmap limitXCreatePixmap(Display *display, Drawable d, unsigned int width, unsigned int height, unsigned int depth)
{
// The X protocol request CreatePixmap puts an upper bound
// of 16 bit to the size. Beyond that there may be implementation
// limits of the Xserver; which we should catch by a failed XCreatePixmap
// call. However extra large values should be caught here since we'd run into
// 16 bit truncation here without noticing.
//
// see, e.g. moz#424333
if (width > SAL_MAX_INT16 || height > SAL_MAX_INT16)
{
SAL_WARN("vcl", "overlarge pixmap: " << width << " x " << height);
return None;
}
return XCreatePixmap(display, d, width, height, depth);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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