diff options
Diffstat (limited to 'Zend/zend_API.c')
| -rw-r--r-- | Zend/zend_API.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/Zend/zend_API.c b/Zend/zend_API.c index 02d21904ac..5ad9603e5d 100644 --- a/Zend/zend_API.c +++ b/Zend/zend_API.c @@ -909,3 +909,43 @@ ZEND_API int zend_disable_function(char *function_name, uint function_name_lengt disabled_function[0].fname = function_name; return zend_register_functions(disabled_function, CG(function_table), MODULE_PERSISTENT); } + +ZEND_API zend_bool zend_is_callable(zval *function) +{ + char *lcname; + zend_bool retval = 0; + ELS_FETCH(); + + switch (Z_TYPE_P(function)) { + case IS_STRING: + lcname = estrndup(Z_STRVAL_P(function), Z_STRLEN_P(function)); + zend_str_tolower(lcname, Z_STRLEN_P(function)); + if (zend_hash_exists(EG(function_table), lcname, Z_STRLEN_P(function)+1)) + retval = 1; + efree(lcname); + break; + + case IS_ARRAY: + { + zval **method; + zval **obj; + + if (zend_hash_index_find(Z_ARRVAL_P(function), 0, (void **) &obj) == SUCCESS && + zend_hash_index_find(Z_ARRVAL_P(function), 1, (void **) &method) == SUCCESS && + Z_TYPE_PP(obj) == IS_OBJECT && + Z_TYPE_PP(method) == IS_STRING) { + lcname = estrndup(Z_STRVAL_PP(method), Z_STRLEN_PP(method)); + zend_str_tolower(lcname, Z_STRLEN_PP(method)); + if (zend_hash_exists(&Z_OBJCE_PP(obj)->function_table, lcname, Z_STRLEN_PP(method)+1)) + retval = 1; + efree(lcname); + } + } + break; + + default: + break; + } + + return retval; +} |