2 * Copyright © Chris Wilson, 2008
4 * Permission to use, copy, modify, distribute, and sell this software
5 * and its documentation for any purpose is hereby granted without
6 * fee, provided that the above copyright notice appear in all copies
7 * and that both that copyright notice and this permission notice
8 * appear in supporting documentation, and that the name of
9 * Chris Wilson not be used in advertising or publicity pertaining to
10 * distribution of the software without specific, written prior
11 * permission. Chris Wilson makes no representations about the
12 * suitability of this software for any purpose. It is provided "as
13 * is" without express or implied warranty.
15 * CHRIS WILSON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
16 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
17 * FITNESS, IN NO EVENT SHALL CHRIS WILSON BE LIABLE FOR ANY SPECIAL,
18 * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
19 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
20 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
21 * IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
23 * Authors: Chris Wilson <chris@chris-wilson.co.uk>
26 #include "cairo-test.h"
28 /* This is a test case for the following bug:
30 * crafted gif file will crash firefox
31 * [XError: 'BadAlloc (insufficient resources for operation)']
32 * https://bugzilla.mozilla.org/show_bug.cgi?id=424333
35 #ifdef WORDS_BIGENDIAN
37 #define GREEN_MASK 0xA
40 #define GREEN_MASK 0x50
43 static cairo_test_status_t
44 draw (cairo_t *cr, int width, int height)
46 cairo_surface_t *surface;
49 cairo_set_source_rgb (cr, 0, 0, 1); /* blue */
52 surface = cairo_image_surface_create (CAIRO_FORMAT_A1, 32000, 20);
53 data = cairo_image_surface_get_data (surface);
55 int stride = cairo_image_surface_get_stride (surface);
56 int width = cairo_image_surface_get_width (surface);
57 int height = cairo_image_surface_get_height (surface);
60 for (y = 0; y < height; y++) {
61 for (x = 0; x < (width + 7) / 8; x++)
65 cairo_surface_mark_dirty (surface);
68 cairo_set_source_rgb (cr, 1, 0, 0); /* red */
69 cairo_mask_surface (cr, surface, 0, 0);
70 cairo_surface_destroy (surface);
72 surface = cairo_image_surface_create (CAIRO_FORMAT_A1, 20, 32000);
73 data = cairo_image_surface_get_data (surface);
75 int stride = cairo_image_surface_get_stride (surface);
76 int width = cairo_image_surface_get_width (surface);
77 int height = cairo_image_surface_get_height (surface);
80 for (y = 0; y < height; y++) {
81 for (x = 0; x < (width + 7) / 8; x++)
85 cairo_surface_mark_dirty (surface);
88 cairo_set_source_rgb (cr, 0, 1, 0); /* green */
89 cairo_mask_surface (cr, surface, 0, 0);
90 cairo_surface_destroy (surface);
92 return CAIRO_TEST_SUCCESS;
95 CAIRO_TEST (large_source,
96 "Exercises mozilla bug 424333 - handling of massive images",
97 "stress, source", /* keywords */
98 NULL, /* requirements */