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Convert unpack offset warning to ValueError

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This commit is contained in:
Nikita Popov 2020-09-22 14:00:48 +02:00
parent d893404fb9
commit 048cc9ba78
2 changed files with 16 additions and 2 deletions
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5
ext/standard/pack.c
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@ -731,9 +731,10 @@ PHP_FUNCTION(unpack)
if (offset < 0 || offset > inputlen) {
php_error_docref(NULL, E_WARNING, "Offset " ZEND_LONG_FMT " is out of input range" , offset);
RETURN_FALSE;
zend_argument_value_error(3, "must be contained in argument #2 ($data)");
RETURN_THROWS();
}
input += offset;
inputlen -= offset;

13
ext/standard/tests/strings/unpack_offset.phpt
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@ -10,7 +10,20 @@ printf("0x%08x 0x%08x\n", $a[1], $a[2]);
printf("0x%08x 0x%08x\n",
unpack("l", $data, 3)[1],
unpack("@4/l", $data, 3)[1]);
try {
unpack("l", "foo", 10);
} catch (ValueError $e) {
echo $e->getMessage(), "\n";
}
try {
unpack("l", "foo", -1);
} catch (ValueError $e) {
echo $e->getMessage(), "\n";
}
?>
--EXPECT--
0x01020304 0x05060708
0x01020304 0x05060708
unpack(): Argument #3 ($offset) must be contained in argument #2 ($data)
unpack(): Argument #3 ($offset) must be contained in argument #2 ($data)