diff options
| author | Lorry Tar Creator <lorry-tar-importer@baserock.org> | 2013-03-14 05:42:27 +0000 |
|---|---|---|
| committer | <> | 2013-04-03 16:25:08 +0000 |
| commit | c4dd7a1a684490673e25aaf4fabec5df138854c4 (patch) | |
| tree | 4d57c44caae4480efff02b90b9be86f44bf25409 /ext/filter/tests/048.phpt | |
| download | php2-master.tar.gz | |
Imported from /home/lorry/working-area/delta_php2/php-5.4.13.tar.bz2.HEADphp-5.4.13master
Diffstat (limited to 'ext/filter/tests/048.phpt')
| -rw-r--r-- | ext/filter/tests/048.phpt | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/ext/filter/tests/048.phpt b/ext/filter/tests/048.phpt new file mode 100644 index 0000000..92ab690 --- /dev/null +++ b/ext/filter/tests/048.phpt @@ -0,0 +1,41 @@ +--TEST-- +Hex integer overflow +--SKIPIF-- +<?php if (!extension_loaded("filter")) die("skip"); ?> +--FILE-- +<?php +function hex_inc($s) { + $len = strlen($s); + while ($len > 0) { + $len--; + if ($s[$len] != 'f') { + if ($s[$len] == '9') { + $s[$len] = 'a'; + } else { + $s[$len] = $s[$len] + 1; + } + return $s; + } + $s[$len] = '0'; + } + return '1'.$s; +} + + +$s = sprintf("%x", PHP_INT_MAX); +var_dump(is_long(filter_var('0x'.$s, FILTER_VALIDATE_INT, array("flags"=>FILTER_FLAG_ALLOW_HEX)))); + +$s = hex_inc($s); +var_dump(is_long(filter_var('0x'.$s, FILTER_VALIDATE_INT, array("flags"=>FILTER_FLAG_ALLOW_HEX)))); + +$s = sprintf("%x", ~0); +var_dump(is_long(filter_var('0x'.$s, FILTER_VALIDATE_INT, array("flags"=>FILTER_FLAG_ALLOW_HEX)))); + +$s = hex_inc($s); +var_dump(filter_var('0x'.$s, FILTER_VALIDATE_INT, array("flags"=>FILTER_FLAG_ALLOW_HEX))); +?> +--EXPECT-- +bool(true) +bool(true) +bool(true) +bool(false) |