/* [<][>][^][v][top][bottom][index][help] */
/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2015 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, const char *key, char **val, int *vallen TSRMLS_DC
#define PS_WRITE_ARGS void **mod_data, const char *key, const char *val, const int vallen TSRMLS_DC
#define PS_DESTROY_ARGS void **mod_data, const char *key TSRMLS_DC
#define PS_GC_ARGS void **mod_data, int maxlifetime, int *nrdels TSRMLS_DC
#define PS_CREATE_SID_ARGS void **mod_data, int *newlen TSRMLS_DC
/* default create id function */
PHPAPI char *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);
char *(*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) char *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;
long update_step;
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;
char *id;
char *extern_referer_chk;
char *entropy_file;
char *cache_limiter;
long entropy_length;
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;
long gc_probability;
long gc_divisor;
long gc_maxlifetime;
int module_number;
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 */
long hash_func;
#if defined(HAVE_HASH_EXT) && !defined(COMPILE_DL_HASH)
php_hash_ops *hash_ops;
#endif
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 */
smart_str rfc1867_prefix; /* session.upload_progress.prefix */
smart_str rfc1867_name; /* session.upload_progress.name */
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 char **newstr, int *newlen TSRMLS_DC
#define PS_SERIALIZER_DECODE_ARGS const char *val, int vallen TSRMLS_DC
typedef struct ps_serializer_struct {
const char *name;
int (*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) \
int 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(char *name, size_t namelen TSRMLS_DC);
PHPAPI void php_set_session_var(char *name, size_t namelen, zval *state_val, php_unserialize_data_t *var_hash TSRMLS_DC);
PHPAPI int php_get_session_var(char *name, size_t namelen, zval ***state_var TSRMLS_DC);
PHPAPI int php_session_register_module(ps_module *);
PHPAPI int php_session_register_serializer(const char *name,
int (*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,namelen) do { \
php_add_session_var(name, namelen TSRMLS_CC); \
} while (0)
#define PS_ADD_VAR(name) PS_ADD_VARL(name, strlen(name))
#define PS_DEL_VARL(name,namelen) do { \
if (PS(http_session_vars)) { \
zend_hash_del(Z_ARRVAL_P(PS(http_session_vars)), name, namelen+1); \
} \
} while (0)
#define PS_ENCODE_VARS \
char *key; \
uint key_length; \
ulong num_key; \
zval **struc;
#define PS_ENCODE_LOOP(code) do { \
HashTable *_ht = Z_ARRVAL_P(PS(http_session_vars)); \
int key_type; \
\
for (zend_hash_internal_pointer_reset(_ht); \
(key_type = zend_hash_get_current_key_ex(_ht, &key, &key_length, &num_key, 0, NULL)) != HASH_KEY_NON_EXISTENT; \
zend_hash_move_forward(_ht)) { \
if (key_type == HASH_KEY_IS_LONG) { \
php_error_docref(NULL TSRMLS_CC, E_NOTICE, "Skipping numeric key %ld", num_key); \
continue; \
} \
key_length--; \
if (php_get_session_var(key, key_length, &struc TSRMLS_CC) == SUCCESS) { \
code; \
} \
} \
} while(0)
PHPAPI ZEND_EXTERN_MODULE_GLOBALS(ps)
void php_session_auto_start(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