Enhance zend_dump_op_array to Properly Represent Non-Printable Characters (GH-15680)
#15730
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,36 @@ | ||
| --TEST-- | ||
| Match expression mixed jump table | ||
| --INI-- | ||
| opcache.enable=1 | ||
| opcache.enable_cli=1 | ||
| opcache.opt_debug_level=0x20000 | ||
| zend_test.observer.enabled=0 | ||
| --EXTENSIONS-- | ||
| opcache | ||
| --FILE-- | ||
| <?php | ||
| return <<<EOT | ||
| \x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f | ||
| \x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f | ||
| \x20\x21\x22\x23\x24\x25\x26\x27\x28\x29\x2a\x2b\x2c\x2d\x2e\x2f | ||
| \x30\x31\x32\x33\x34\x35\x36\x37\x38\x39\x3a\x3b\x3c\x3d\x3e\x3f | ||
| \x40\x41\x42\x43\x44\x45\x46\x47\x48\x49\x4a\x4b\x4c\x4d\x4e\x4f | ||
| \x50\x51\x52\x53\x54\x55\x56\x57\x58\x59\x5a\x5b\x5c\x5d\x5e\x5f | ||
| \x60\x61\x62\x63\x64\x65\x66\x67\x68\x69\x6a\x6b\x6c\x6d\x6e\x6f | ||
| \x70\x71\x72\x73\x74\x75\x76\x77\x78\x79\x7a\x7b\x7c\x7d\x7e\x7f | ||
| \x80\x81\x82\x83\x84\x85\x86\x87\x88\x89\x8a\x8b\x8c\x8d\x8e\x8f | ||
| \x90\x91\x92\x93\x94\x95\x96\x97\x98\x99\x9a\x9b\x9c\x9d\x9e\x9f | ||
| \xa0\xa1\xa2\xa3\xa4\xa5\xa6\xa7\xa8\xa9\xaa\xab\xac\xad\xae\xaf | ||
| \xb0\xb1\xb2\xb3\xb4\xb5\xb6\xb7\xb8\xb9\xba\xbb\xbc\xbd\xbe\xbf | ||
| \xc0\xc1\xc2\xc3\xc4\xc5\xc6\xc7\xc8\xc9\xca\xcb\xcc\xcd\xce\xcf | ||
| \xd0\xd1\xd2\xd3\xd4\xd5\xd6\xd7\xd8\xd9\xda\xdb\xdc\xdd\xde\xdf | ||
| \xe0\xe1\xe2\xe3\xe4\xe5\xe6\xe7\xe8\xe9\xea\xeb\xec\xed\xee\xef | ||
| \xf0\xf1\xf2\xf3\xf4\xf5\xf6\xf7\xf8\xf9\xfa\xfb\xfc\xfd\xfe\xff | ||
| EOT; | ||
| ?> | ||
| --EXPECTF-- | ||
| $_main: | ||
| ; (lines=1, args=0, vars=0, tmps=0) | ||
| ; (after optimizer) | ||
| ; %s.php:1-21 | ||
| 0000 RETURN string("\x00\x01\x02\x03\x04\x05\x06\x07\b\t\n\x0b\f\r\x0e\x0f\n\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f\n !\"#$%&'()*+,-./\n0123456789:;<=>?\n@ABCDEFGHIJKLMNO\nPQRSTUVWXYZ[\\]^_\n`abcdefghijklmno\npqrstuvwxyz{|}~\x7f\n\x80\x81\x82\x83\x84\x85\x86\x87\x88\x89\x8a\x8b\x8c\x8d\x8e\x8f\n\x90\x91\x92\x93\x94\x95\x96\x97\x98\x99\x9a\x9b\x9c\x9d\x9e\x9f\n\xa0\xa1\xa2\xa3\xa4\xa5\xa6\xa7\xa8\xa9\xaa\xab\xac\xad\xae\xaf\n\xb0\xb1\xb2\xb3\xb4\xb5\xb6\xb7\xb8\xb9\xba\xbb\xbc\xbd\xbe\xbf\n\xc0\xc1\xc2\xc3\xc4\xc5\xc6\xc7\xc8\xc9\xca\xcb\xcc\xcd\xce\xcf\n\xd0\xd1\xd2\xd3\xd4\xd5\xd6\xd7\xd8\xd9\xda\xdb\xdc\xdd\xde\xdf\n\xe0\xe1\xe2\xe3\xe4\xe5\xe6\xe7\xe8\xe9\xea\xeb\xec\xed\xee\xef\n\xf0\xf1\xf2\xf3\xf4\xf5\xf6\xf7\xf8\xf9\xfa\xfb\xfc\xfd\xfe\xff") |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,284 @@ | ||
| /* | ||
| +----------------------------------------------------------------------+ | ||
| | Copyright (c) The PHP Group | | ||
| +----------------------------------------------------------------------+ | ||
| | This source file is subject to version 3.01 of the PHP license, | | ||
| | that is bundled with this package in the file LICENSE, and is | | ||
| | available through the world-wide-web at the following url: | | ||
| | https://www.php.net/license/3_01.txt | | ||
| | If you did not receive a copy of the PHP license and are unable to | | ||
| | obtain it through the world-wide-web, please send a note to | | ||
| | [email protected] so we can mail you a copy immediately. | | ||
| +----------------------------------------------------------------------+ | ||
| | Author: Yihang Wang <[email protected]> | | ||
| +----------------------------------------------------------------------+ | ||
| */ | ||
|
|
||
| #ifndef STRING_H | ||
| #define STRING_H | ||
|
|
||
| typedef struct { | ||
| const char *repr; | ||
| const unsigned char len; | ||
| } char_repr_t; | ||
|
|
||
| static const char_repr_t char_reprs[256] = { | ||
|
There was a problem hiding this comment. What is the reason to separate this array into a header? There was a problem hiding this comment. The reason I separated this array into a header file was primarily for modularity and reusability. The current file ( However, if you believe this separation is unnecessary, I can certainly move this part back into There was a problem hiding this comment. Was this code copied from somewhere? There's no header/license that would indicate so. |
||
| {"\\x00", 4}, | ||
| {"\\x01", 4}, | ||
| {"\\x02", 4}, | ||
| {"\\x03", 4}, | ||
| {"\\x04", 4}, | ||
| {"\\x05", 4}, | ||
| {"\\x06", 4}, | ||
| {"\\x07", 4}, | ||
| {"\\b", 2}, | ||
| {"\\t", 2}, | ||
| {"\\n", 2}, | ||
| {"\\x0b", 4}, | ||
| {"\\f", 2}, | ||
| {"\\r", 2}, | ||
| {"\\x0e", 4}, | ||
| {"\\x0f", 4}, | ||
| {"\\x10", 4}, | ||
| {"\\x11", 4}, | ||
| {"\\x12", 4}, | ||
| {"\\x13", 4}, | ||
| {"\\x14", 4}, | ||
| {"\\x15", 4}, | ||
| {"\\x16", 4}, | ||
| {"\\x17", 4}, | ||
| {"\\x18", 4}, | ||
| {"\\x19", 4}, | ||
| {"\\x1a", 4}, | ||
| {"\\x1b", 4}, | ||
| {"\\x1c", 4}, | ||
| {"\\x1d", 4}, | ||
| {"\\x1e", 4}, | ||
| {"\\x1f", 4}, | ||
| {" ", 1}, | ||
| {"!", 1}, | ||
| {"\\\"", 2}, | ||
| {"#", 1}, | ||
| {"$", 1}, | ||
| {"%%", 1}, | ||
|
||
| {"&", 1}, | ||
| {"\'", 1}, | ||
| {"(", 1}, | ||
| {")", 1}, | ||
| {"*", 1}, | ||
| {"+", 1}, | ||
| {",", 1}, | ||
| {"-", 1}, | ||
| {".", 1}, | ||
| {"/", 1}, | ||
| {"0", 1}, | ||
| {"1", 1}, | ||
| {"2", 1}, | ||
| {"3", 1}, | ||
| {"4", 1}, | ||
| {"5", 1}, | ||
| {"6", 1}, | ||
| {"7", 1}, | ||
| {"8", 1}, | ||
| {"9", 1}, | ||
| {":", 1}, | ||
| {";", 1}, | ||
| {"<", 1}, | ||
| {"=", 1}, | ||
| {">", 1}, | ||
| {"?", 1}, | ||
| {"@", 1}, | ||
| {"A", 1}, | ||
| {"B", 1}, | ||
| {"C", 1}, | ||
| {"D", 1}, | ||
| {"E", 1}, | ||
| {"F", 1}, | ||
| {"G", 1}, | ||
| {"H", 1}, | ||
| {"I", 1}, | ||
| {"J", 1}, | ||
| {"K", 1}, | ||
| {"L", 1}, | ||
| {"M", 1}, | ||
| {"N", 1}, | ||
| {"O", 1}, | ||
| {"P", 1}, | ||
| {"Q", 1}, | ||
| {"R", 1}, | ||
| {"S", 1}, | ||
| {"T", 1}, | ||
| {"U", 1}, | ||
| {"V", 1}, | ||
| {"W", 1}, | ||
| {"X", 1}, | ||
| {"Y", 1}, | ||
| {"Z", 1}, | ||
| {"[", 1}, | ||
| {"\\\\", 2}, | ||
| {"]", 1}, | ||
| {"^", 1}, | ||
| {"_", 1}, | ||
| {"`", 1}, | ||
| {"a", 1}, | ||
| {"b", 1}, | ||
| {"c", 1}, | ||
| {"d", 1}, | ||
| {"e", 1}, | ||
| {"f", 1}, | ||
| {"g", 1}, | ||
| {"h", 1}, | ||
| {"i", 1}, | ||
| {"j", 1}, | ||
| {"k", 1}, | ||
| {"l", 1}, | ||
| {"m", 1}, | ||
| {"n", 1}, | ||
| {"o", 1}, | ||
| {"p", 1}, | ||
| {"q", 1}, | ||
| {"r", 1}, | ||
| {"s", 1}, | ||
| {"t", 1}, | ||
| {"u", 1}, | ||
| {"v", 1}, | ||
| {"w", 1}, | ||
| {"x", 1}, | ||
| {"y", 1}, | ||
| {"z", 1}, | ||
| {"{", 1}, | ||
| {"|", 1}, | ||
| {"}", 1}, | ||
| {"~", 1}, | ||
| {"\\x7f", 4}, | ||
| {"\\x80", 4}, | ||
| {"\\x81", 4}, | ||
| {"\\x82", 4}, | ||
| {"\\x83", 4}, | ||
| {"\\x84", 4}, | ||
| {"\\x85", 4}, | ||
| {"\\x86", 4}, | ||
| {"\\x87", 4}, | ||
| {"\\x88", 4}, | ||
| {"\\x89", 4}, | ||
| {"\\x8a", 4}, | ||
| {"\\x8b", 4}, | ||
| {"\\x8c", 4}, | ||
| {"\\x8d", 4}, | ||
| {"\\x8e", 4}, | ||
| {"\\x8f", 4}, | ||
| {"\\x90", 4}, | ||
| {"\\x91", 4}, | ||
| {"\\x92", 4}, | ||
| {"\\x93", 4}, | ||
| {"\\x94", 4}, | ||
| {"\\x95", 4}, | ||
| {"\\x96", 4}, | ||
| {"\\x97", 4}, | ||
| {"\\x98", 4}, | ||
| {"\\x99", 4}, | ||
| {"\\x9a", 4}, | ||
| {"\\x9b", 4}, | ||
| {"\\x9c", 4}, | ||
| {"\\x9d", 4}, | ||
| {"\\x9e", 4}, | ||
| {"\\x9f", 4}, | ||
| {"\\xa0", 4}, | ||
| {"\\xa1", 4}, | ||
| {"\\xa2", 4}, | ||
| {"\\xa3", 4}, | ||
| {"\\xa4", 4}, | ||
| {"\\xa5", 4}, | ||
| {"\\xa6", 4}, | ||
| {"\\xa7", 4}, | ||
| {"\\xa8", 4}, | ||
| {"\\xa9", 4}, | ||
| {"\\xaa", 4}, | ||
| {"\\xab", 4}, | ||
| {"\\xac", 4}, | ||
| {"\\xad", 4}, | ||
| {"\\xae", 4}, | ||
| {"\\xaf", 4}, | ||
| {"\\xb0", 4}, | ||
| {"\\xb1", 4}, | ||
| {"\\xb2", 4}, | ||
| {"\\xb3", 4}, | ||
| {"\\xb4", 4}, | ||
| {"\\xb5", 4}, | ||
| {"\\xb6", 4}, | ||
| {"\\xb7", 4}, | ||
| {"\\xb8", 4}, | ||
| {"\\xb9", 4}, | ||
| {"\\xba", 4}, | ||
| {"\\xbb", 4}, | ||
| {"\\xbc", 4}, | ||
| {"\\xbd", 4}, | ||
| {"\\xbe", 4}, | ||
| {"\\xbf", 4}, | ||
| {"\\xc0", 4}, | ||
| {"\\xc1", 4}, | ||
| {"\\xc2", 4}, | ||
| {"\\xc3", 4}, | ||
| {"\\xc4", 4}, | ||
| {"\\xc5", 4}, | ||
| {"\\xc6", 4}, | ||
| {"\\xc7", 4}, | ||
| {"\\xc8", 4}, | ||
| {"\\xc9", 4}, | ||
| {"\\xca", 4}, | ||
| {"\\xcb", 4}, | ||
| {"\\xcc", 4}, | ||
| {"\\xcd", 4}, | ||
| {"\\xce", 4}, | ||
| {"\\xcf", 4}, | ||
| {"\\xd0", 4}, | ||
| {"\\xd1", 4}, | ||
| {"\\xd2", 4}, | ||
| {"\\xd3", 4}, | ||
| {"\\xd4", 4}, | ||
| {"\\xd5", 4}, | ||
| {"\\xd6", 4}, | ||
| {"\\xd7", 4}, | ||
| {"\\xd8", 4}, | ||
| {"\\xd9", 4}, | ||
| {"\\xda", 4}, | ||
| {"\\xdb", 4}, | ||
| {"\\xdc", 4}, | ||
| {"\\xdd", 4}, | ||
| {"\\xde", 4}, | ||
| {"\\xdf", 4}, | ||
| {"\\xe0", 4}, | ||
| {"\\xe1", 4}, | ||
| {"\\xe2", 4}, | ||
| {"\\xe3", 4}, | ||
| {"\\xe4", 4}, | ||
| {"\\xe5", 4}, | ||
| {"\\xe6", 4}, | ||
| {"\\xe7", 4}, | ||
| {"\\xe8", 4}, | ||
| {"\\xe9", 4}, | ||
| {"\\xea", 4}, | ||
| {"\\xeb", 4}, | ||
| {"\\xec", 4}, | ||
| {"\\xed", 4}, | ||
| {"\\xee", 4}, | ||
| {"\\xef", 4}, | ||
| {"\\xf0", 4}, | ||
| {"\\xf1", 4}, | ||
| {"\\xf2", 4}, | ||
| {"\\xf3", 4}, | ||
| {"\\xf4", 4}, | ||
| {"\\xf5", 4}, | ||
| {"\\xf6", 4}, | ||
| {"\\xf7", 4}, | ||
| {"\\xf8", 4}, | ||
| {"\\xf9", 4}, | ||
| {"\\xfa", 4}, | ||
| {"\\xfb", 4}, | ||
| {"\\xfc", 4}, | ||
| {"\\xfd", 4}, | ||
| {"\\xfe", 4}, | ||
| {"\\xff", 4}, | ||
| }; | ||
|
|
||
| #endif | ||
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We can achieve a similar result with
php_addcslashes(Z_STR_P(zv), "\x00..\x1f\\\\\x7f..\xff", 10)(with the difference that it uses an octal representation), or the same result withsmart_str_append_escaped().