php-src/ext/session/php_session.h
2014-08-25 19:24:55 +02:00

297 lines
9.6 KiB
C

/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2014 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: Sascha Schumann <sascha@schumann.cx> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#ifndef PHP_SESSION_H
#define PHP_SESSION_H
#include "ext/standard/php_var.h"
#if defined(HAVE_HASH_EXT) && !defined(COMPILE_DL_HASH)
# include "ext/hash/php_hash.h"
#endif
#define PHP_SESSION_API 20020330
/* To check php_session_valid_key()/php_session_reset_id() */
#define PHP_SESSION_STRICT 1
#define PS_OPEN_ARGS void **mod_data, const char *save_path, const char *session_name TSRMLS_DC
#define PS_CLOSE_ARGS void **mod_data TSRMLS_DC
#define PS_READ_ARGS void **mod_data, zend_string *key, zend_string **val TSRMLS_DC
#define PS_WRITE_ARGS void **mod_data, zend_string *key, zend_string *val TSRMLS_DC
#define PS_DESTROY_ARGS void **mod_data, zend_string *key TSRMLS_DC
#define PS_GC_ARGS void **mod_data, int maxlifetime, int *nrdels TSRMLS_DC
#define PS_CREATE_SID_ARGS void **mod_data TSRMLS_DC
/* default create id function */
PHPAPI zend_string *php_session_create_id(PS_CREATE_SID_ARGS);
typedef struct ps_module_struct {
const char *s_name;
int (*s_open)(PS_OPEN_ARGS);
int (*s_close)(PS_CLOSE_ARGS);
int (*s_read)(PS_READ_ARGS);
int (*s_write)(PS_WRITE_ARGS);
int (*s_destroy)(PS_DESTROY_ARGS);
int (*s_gc)(PS_GC_ARGS);
zend_string *(*s_create_sid)(PS_CREATE_SID_ARGS);
} ps_module;
#define PS_GET_MOD_DATA() *mod_data
#define PS_SET_MOD_DATA(a) *mod_data = (a)
#define PS_OPEN_FUNC(x) int ps_open_##x(PS_OPEN_ARGS)
#define PS_CLOSE_FUNC(x) int ps_close_##x(PS_CLOSE_ARGS)
#define PS_READ_FUNC(x) int ps_read_##x(PS_READ_ARGS)
#define PS_WRITE_FUNC(x) int ps_write_##x(PS_WRITE_ARGS)
#define PS_DESTROY_FUNC(x) int ps_delete_##x(PS_DESTROY_ARGS)
#define PS_GC_FUNC(x) int ps_gc_##x(PS_GC_ARGS)
#define PS_CREATE_SID_FUNC(x) zend_string *ps_create_sid_##x(PS_CREATE_SID_ARGS)
#define PS_FUNCS(x) \
PS_OPEN_FUNC(x); \
PS_CLOSE_FUNC(x); \
PS_READ_FUNC(x); \
PS_WRITE_FUNC(x); \
PS_DESTROY_FUNC(x); \
PS_GC_FUNC(x); \
PS_CREATE_SID_FUNC(x)
#define PS_MOD(x) \
#x, ps_open_##x, ps_close_##x, ps_read_##x, ps_write_##x, \
ps_delete_##x, ps_gc_##x, php_session_create_id
/* SID creation enabled module handler definitions */
#define PS_FUNCS_SID(x) \
PS_OPEN_FUNC(x); \
PS_CLOSE_FUNC(x); \
PS_READ_FUNC(x); \
PS_WRITE_FUNC(x); \
PS_DESTROY_FUNC(x); \
PS_GC_FUNC(x); \
PS_CREATE_SID_FUNC(x)
#define PS_MOD_SID(x) \
#x, ps_open_##x, ps_close_##x, ps_read_##x, ps_write_##x, \
ps_delete_##x, ps_gc_##x, ps_create_sid_##x
typedef enum {
php_session_disabled,
php_session_none,
php_session_active
} php_session_status;
typedef struct _php_session_rfc1867_progress {
size_t sname_len;
zval sid;
smart_str key;
zend_long update_step;
zend_long next_update;
double next_update_time;
zend_bool cancel_upload;
zend_bool apply_trans_sid;
size_t content_length;
zval data; /* the array exported to session data */
zval *post_bytes_processed; /* data["bytes_processed"] */
zval files; /* data["files"] array */
zval current_file; /* array of currently uploading file */
zval *current_file_bytes_processed;
} php_session_rfc1867_progress;
typedef struct _php_ps_globals {
char *save_path;
char *session_name;
zend_string *id;
char *extern_referer_chk;
char *entropy_file;
char *cache_limiter;
zend_long entropy_length;
zend_long cookie_lifetime;
char *cookie_path;
char *cookie_domain;
zend_bool cookie_secure;
zend_bool cookie_httponly;
ps_module *mod;
ps_module *default_mod;
void *mod_data;
php_session_status session_status;
zend_long gc_probability;
zend_long gc_divisor;
zend_long gc_maxlifetime;
int module_number;
zend_long cache_expire;
union {
zval names[7];
struct {
zval ps_open;
zval ps_close;
zval ps_read;
zval ps_write;
zval ps_destroy;
zval ps_gc;
zval ps_create_sid;
} name;
} mod_user_names;
int mod_user_implemented;
int mod_user_is_open;
const struct ps_serializer_struct *serializer;
zval http_session_vars;
zend_bool auto_start;
zend_bool use_cookies;
zend_bool use_only_cookies;
zend_bool use_trans_sid; /* contains the INI value of whether to use trans-sid */
zend_bool apply_trans_sid; /* whether or not to enable trans-sid for the current request */
zend_long hash_func;
#if defined(HAVE_HASH_EXT) && !defined(COMPILE_DL_HASH)
php_hash_ops *hash_ops;
#endif
zend_long hash_bits_per_character;
int send_cookie;
int define_sid;
zend_bool invalid_session_id; /* allows the driver to report about an invalid session id and request id regeneration */
php_session_rfc1867_progress *rfc1867_progress;
zend_bool rfc1867_enabled; /* session.upload_progress.enabled */
zend_bool rfc1867_cleanup; /* session.upload_progress.cleanup */
char *rfc1867_prefix; /* session.upload_progress.prefix */
char *rfc1867_name; /* session.upload_progress.name */
zend_long rfc1867_freq; /* session.upload_progress.freq */
double rfc1867_min_freq; /* session.upload_progress.min_freq */
zend_bool use_strict_mode; /* whether or not PHP accepts unknown session ids */
unsigned char session_data_hash[16]; /* binary MD5 hash length */
} php_ps_globals;
typedef php_ps_globals zend_ps_globals;
extern zend_module_entry session_module_entry;
#define phpext_session_ptr &session_module_entry
#ifdef ZTS
#define PS(v) TSRMG(ps_globals_id, php_ps_globals *, v)
#else
#define PS(v) (ps_globals.v)
#endif
#define PS_SERIALIZER_ENCODE_ARGS TSRMLS_D
#define PS_SERIALIZER_DECODE_ARGS const char *val, int vallen TSRMLS_DC
typedef struct ps_serializer_struct {
const char *name;
zend_string *(*encode)(PS_SERIALIZER_ENCODE_ARGS);
int (*decode)(PS_SERIALIZER_DECODE_ARGS);
} ps_serializer;
#define PS_SERIALIZER_ENCODE_NAME(x) ps_srlzr_encode_##x
#define PS_SERIALIZER_DECODE_NAME(x) ps_srlzr_decode_##x
#define PS_SERIALIZER_ENCODE_FUNC(x) \
zend_string *PS_SERIALIZER_ENCODE_NAME(x)(PS_SERIALIZER_ENCODE_ARGS)
#define PS_SERIALIZER_DECODE_FUNC(x) \
int PS_SERIALIZER_DECODE_NAME(x)(PS_SERIALIZER_DECODE_ARGS)
#define PS_SERIALIZER_FUNCS(x) \
PS_SERIALIZER_ENCODE_FUNC(x); \
PS_SERIALIZER_DECODE_FUNC(x)
#define PS_SERIALIZER_ENTRY(x) \
{ #x, PS_SERIALIZER_ENCODE_NAME(x), PS_SERIALIZER_DECODE_NAME(x) }
PHPAPI void session_adapt_url(const char *, size_t, char **, size_t * TSRMLS_DC);
PHPAPI void php_add_session_var(zend_string *name TSRMLS_DC);
PHPAPI zval *php_set_session_var(zend_string *name, zval *state_val, php_unserialize_data_t *var_hash TSRMLS_DC);
PHPAPI zval *php_get_session_var(zend_string *name TSRMLS_DC);
PHPAPI int php_session_register_module(ps_module *);
PHPAPI int php_session_register_serializer(const char *name,
zend_string *(*encode)(PS_SERIALIZER_ENCODE_ARGS),
int (*decode)(PS_SERIALIZER_DECODE_ARGS));
PHPAPI void php_session_set_id(char *id TSRMLS_DC);
PHPAPI void php_session_start(TSRMLS_D);
PHPAPI ps_module *_php_find_ps_module(char *name TSRMLS_DC);
PHPAPI const ps_serializer *_php_find_ps_serializer(char *name TSRMLS_DC);
PHPAPI int php_session_valid_key(const char *key);
PHPAPI void php_session_reset_id(TSRMLS_D);
#define PS_ADD_VARL(name) do { \
php_add_session_var(name TSRMLS_CC); \
} while (0)
#define PS_ADD_VAR(name) PS_ADD_VARL(name)
#define PS_DEL_VARL(name) do { \
if (!Z_ISNULL(PS(http_session_vars))) { \
zend_hash_del(Z_ARRVAL(PS(http_session_vars)), name); \
} \
} while (0)
#define PS_ENCODE_VARS \
zend_string *key; \
zend_ulong num_key; \
zval *struc;
#define PS_ENCODE_LOOP(code) do { \
HashTable *_ht = Z_ARRVAL_P(Z_REFVAL(PS(http_session_vars))); \
ZEND_HASH_FOREACH_KEY(_ht, num_key, key) { \
if (key == NULL) { \
php_error_docref(NULL TSRMLS_CC, E_NOTICE, \
"Skipping numeric key %pd", num_key); \
continue; \
} \
if ((struc = php_get_session_var(key TSRMLS_CC))) { \
code; \
} \
} ZEND_HASH_FOREACH_END(); \
} while(0)
PHPAPI ZEND_EXTERN_MODULE_GLOBALS(ps)
void php_session_auto_start(void *data);
void php_session_shutdown(void *data);
#define PS_CLASS_NAME "SessionHandler"
extern zend_class_entry *php_session_class_entry;
#define PS_IFACE_NAME "SessionHandlerInterface"
extern zend_class_entry *php_session_iface_entry;
#define PS_SID_IFACE_NAME "SessionIdInterface"
extern zend_class_entry *php_session_id_iface_entry;
extern PHP_METHOD(SessionHandler, open);
extern PHP_METHOD(SessionHandler, close);
extern PHP_METHOD(SessionHandler, read);
extern PHP_METHOD(SessionHandler, write);
extern PHP_METHOD(SessionHandler, destroy);
extern PHP_METHOD(SessionHandler, gc);
extern PHP_METHOD(SessionHandler, create_sid);
#endif