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| author | Ilia Alshanetsky <iliaa@php.net> | 2003-12-19 13:33:51 +0000 |
|---|---|---|
| committer | Ilia Alshanetsky <iliaa@php.net> | 2003-12-19 13:33:51 +0000 |
| commit | c9a9dee2980e2e44e2727c1019668d92cd425f9c (patch) | |
| tree | baed0b3512cc60b4a1bf0dc142752483b57c6885 | |
| parent | 95c48c740c8ab49092af05baa16a284db39d7c29 (diff) | |
| download | php-git-c9a9dee2980e2e44e2727c1019668d92cd425f9c.tar.gz | |
Fixed bug #26667 (Added safety checks to ip2long()).
| -rw-r--r-- | ext/standard/basic_functions.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/ext/standard/basic_functions.c b/ext/standard/basic_functions.c index 3912e37db2..7e5e89c328 100644 --- a/ext/standard/basic_functions.c +++ b/ext/standard/basic_functions.c @@ -1181,6 +1181,7 @@ PHP_FUNCTION(constant) PHP_FUNCTION(ip2long) { zval **str; + unsigned long int ip; if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &str) == FAILURE) { WRONG_PARAM_COUNT; @@ -1188,7 +1189,11 @@ PHP_FUNCTION(ip2long) convert_to_string_ex(str); - RETURN_LONG(ntohl(inet_addr(Z_STRVAL_PP(str)))); + if (Z_STRVAL_PP(str) == "" || (ip = inet_addr(Z_STRVAL_PP(str))) == INADDR_NONE) { + RETURN_LONG(-1); + } + + RETURN_LONG(ntohl(ip)); } /* }}} */ |