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Fix #47438 mysql_fetch_field ignores zero offse

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This commit is contained in:
Johannes Schlüter 2009-02-18 16:33:28 +00:00
parent 51b4f3426e
commit ea84127c9e
2 changed files with 40 additions and 1 deletions
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2
ext/mysql/php_mysql.c
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@ -2379,7 +2379,7 @@ PHP_FUNCTION(mysql_fetch_field)
ZEND_FETCH_RESOURCE(mysql_result, MYSQL_RES *, &result, -1, "MySQL result", le_result);
if (field) {
if (ZEND_NUM_ARGS() > 1) {
if (field<0 || field>=(int)mysql_num_fields(mysql_result)) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Bad field offset");
RETURN_FALSE;

39
ext/mysql/tests/bug47438.phpt Normal file
View File

@ -0,0 +1,39 @@
--TEST--
Bug #47438 mysql_fetch_field ignores zero offset
--SKIPIF--
<?php
require_once('skipif.inc');
require_once('skipifconnectfailure.inc');
?>
--FILE--
<?php
require_once('connect.inc');
if (!$link = my_mysql_connect($host, $user, $passwd, $db, $port, $socket))
printf("[001] Cannot connect to the server using host=%s, user=%s, passwd=***, dbname=%s, port=%s, socket=%s\n",
$host, $user, $db, $port, $socket);
mysql_connect("localhost", "root", "");
mysql_select_db("test");
mysql_query("DROP TABLE IF EXISTS test_47438");
mysql_query("CREATE TABLE test_47438 (a INT, b INT, c INT)");
mysql_query("INSERT INTO test_47438 VALUES (10, 11, 12), (20, 21, 22)");
$result = mysql_query("SELECT * FROM test_47438");
mysql_field_seek($result, 1);
$i = 0;
while($i<mysql_num_fields($result))
{
$meta=mysql_fetch_field($result,$i);
echo $i . "." . $meta->name . "\n";
$i++;
}
mysql_query("DROP TABLE IF EXISTS test_47438");
?>
--EXPECT--
0.a
1.b
2.c