php-src/ext/standard/php_var.h
2007-12-31 07:17:19 +00:00

115 lines
5.3 KiB
C

/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2008 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: |
| http://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 |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Jani Lehtimäki <jkl@njet.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#ifndef PHP_VAR_H
#define PHP_VAR_H
#include "ext/standard/php_smart_str_public.h"
PHP_FUNCTION(var_dump);
PHP_FUNCTION(var_export);
PHP_FUNCTION(debug_zval_dump);
PHP_FUNCTION(serialize);
PHP_FUNCTION(unserialize);
PHP_FUNCTION(memory_get_usage);
PHP_FUNCTION(memory_get_peak_usage);
PHPAPI void php_var_dump(zval **struc, int level TSRMLS_DC);
PHPAPI void php_var_export(zval **struc, int level TSRMLS_DC);
PHPAPI void php_debug_zval_dump(zval **struc, int level TSRMLS_DC);
/* typdef HashTable php_serialize_data_t; */
#define php_serialize_data_t HashTable
struct php_unserialize_data {
void *first;
void *first_dtor;
};
typedef struct php_unserialize_data php_unserialize_data_t;
PHPAPI void php_var_serialize(smart_str *buf, zval **struc, php_serialize_data_t *var_hash TSRMLS_DC);
PHPAPI int php_var_unserialize(zval **rval, const unsigned char **p, const unsigned char *max, php_unserialize_data_t *var_hash TSRMLS_DC);
#define PHP_VAR_SERIALIZE_INIT(var_hash) \
zend_hash_init(&(var_hash), 10, NULL, NULL, 0)
#define PHP_VAR_SERIALIZE_DESTROY(var_hash) \
zend_hash_destroy(&(var_hash))
#define PHP_VAR_UNSERIALIZE_INIT(var_hash) \
(var_hash).first = 0; \
(var_hash).first_dtor = 0
#define PHP_VAR_UNSERIALIZE_DESTROY(var_hash) \
var_destroy(&(var_hash))
PHPAPI void var_replace(php_unserialize_data_t *var_hash, zval *ozval, zval **nzval);
PHPAPI void var_destroy(php_unserialize_data_t *var_hash);
#define PHP_VAR_UNSERIALIZE_ZVAL_CHANGED(var_hash, ozval, nzval) \
var_replace((var_hash), (ozval), &(nzval))
PHPAPI zend_class_entry *php_create_empty_class(char *class_name, int len);
static inline int php_varname_check(char *name, int name_len, zend_bool silent TSRMLS_DC) /* {{{ */
{
if (name_len == sizeof("GLOBALS") - 1 && !memcmp(name, "GLOBALS", sizeof("GLOBALS") - 1)) {
if (!silent) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Attempted GLOBALS variable overwrite");
}
return FAILURE;
} else if (name[0] == '_' &&
(
(name_len == sizeof("_GET") - 1 && !memcmp(name, "_GET", sizeof("_GET") - 1)) ||
(name_len == sizeof("_POST") - 1 && !memcmp(name, "_POST", sizeof("_POST") - 1)) ||
(name_len == sizeof("_COOKIE") - 1 && !memcmp(name, "_COOKIE", sizeof("_COOKIE") - 1)) ||
(name_len == sizeof("_ENV") - 1 && !memcmp(name, "_ENV", sizeof("_ENV") - 1)) ||
(name_len == sizeof("_SERVER") - 1 && !memcmp(name, "_SERVER", sizeof("_SERVER") - 1)) ||
(name_len == sizeof("_SESSION") - 1 && !memcmp(name, "_SESSION", sizeof("_SESSION") - 1)) ||
(name_len == sizeof("_FILES") - 1 && !memcmp(name, "_FILES", sizeof("_FILES") - 1)) ||
(name_len == sizeof("_REQUEST") -1 && !memcmp(name, "_REQUEST", sizeof("_REQUEST") - 1))
)
) {
if (!silent) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Attempted super-global (%s) variable overwrite", name);
}
return FAILURE;
} else if (name[0] == 'H' &&
(
(name_len == sizeof("HTTP_POST_VARS") - 1 && !memcmp(name, "HTTP_POST_VARS", sizeof("HTTP_POST_VARS") - 1)) ||
(name_len == sizeof("HTTP_GET_VARS") - 1 && !memcmp(name, "HTTP_GET_VARS", sizeof("HTTP_GET_VARS") - 1)) ||
(name_len == sizeof("HTTP_COOKIE_VARS") - 1 && !memcmp(name, "HTTP_COOKIE_VARS", sizeof("HTTP_COOKIE_VARS") - 1)) ||
(name_len == sizeof("HTTP_ENV_VARS") - 1 && !memcmp(name, "HTTP_ENV_VARS", sizeof("HTTP_ENV_VARS") - 1)) ||
(name_len == sizeof("HTTP_SERVER_VARS") - 1 && !memcmp(name, "HTTP_SERVER_VARS", sizeof("HTTP_SERVER_VARS") - 1)) ||
(name_len == sizeof("HTTP_SESSION_VARS") - 1 && !memcmp(name, "HTTP_SESSION_VARS", sizeof("HTTP_SESSION_VARS") - 1)) ||
(name_len == sizeof("HTTP_RAW_POST_DATA") - 1 && !memcmp(name, "HTTP_RAW_POST_DATA", sizeof("HTTP_RAW_POST_DATA") - 1)) ||
(name_len == sizeof("HTTP_POST_FILES") - 1 && !memcmp(name, "HTTP_POST_FILES", sizeof("HTTP_POST_FILES") - 1))
)
) {
if (!silent) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Attempted long input array (%s) overwrite", name);
}
return FAILURE;
}
return SUCCESS;
}
/* }}} */
#endif /* PHP_VAR_H */