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--TEST--
imagecreatefromwbmp with invalid wbmp
--SKIPIF--
<?php
if (!function_exists('imagecreatefromwbmp')) die("skip gd extension not available\n");
if (GD_BUNDLED) die("skip requires extern GD\n");
?>
--FILE--
<?php
$filename = dirname(__FILE__) . '/_tmp.wbmp';
$fp = fopen($filename,"wb");
if (!$fp) {
exit("Failed to create <$filename>");
}
//write header
$c = 0;
fputs($fp, chr($c), 1);
fputs($fp, $c, 1);
//write width = 2^32 / 4 + 1
$c = 0x84;
fputs($fp, chr($c), 1);
$c = 0x80;
fputs($fp, chr($c), 1);
fputs($fp, chr($c), 1);
fputs($fp, chr($c), 1);
$c = 0x01;
fputs($fp, chr($c), 1);
/*write height = 4*/
$c = 0x04;
fputs($fp, chr($c), 1);
/*write some data to cause overflow*/
for ($i=0; $i<10000; $i++) {
fwrite($fp, chr($c), 1);
}
fclose($fp);
$im = imagecreatefromwbmp($filename);
unlink($filename);
?>
--EXPECTF--
gd warning: product of memory allocation multiplication would exceed INT_MAX, failing operation gracefully
Warning: imagecreatefromwbmp(): '%s_tmp.wbmp' is not a valid WBMP file in %s on line %d