/*
   +----------------------------------------------------------------------+
   | Copyright (c) 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.               |
   +----------------------------------------------------------------------+
   | Authors: Andi Gutmans <andi@php.net>                                 |
   |          Zeev Suraski <zeev@php.net>                                 |
   +----------------------------------------------------------------------+
*/

#ifndef BASIC_FUNCTIONS_H
#define BASIC_FUNCTIONS_H

#include <sys/stat.h>
#include <wchar.h>

#include "php_filestat.h"

#include "zend_highlight.h"

#include "url_scanner_ex.h"

#if defined(_WIN32) && !defined(__clang__)
#include <intrin.h>
#endif

extern zend_module_entry basic_functions_module;
#define basic_functions_module_ptr &basic_functions_module

PHP_MINIT_FUNCTION(basic);
PHP_MSHUTDOWN_FUNCTION(basic);
PHP_RINIT_FUNCTION(basic);
PHP_RSHUTDOWN_FUNCTION(basic);
PHP_MINFO_FUNCTION(basic);

ZEND_API void php_get_highlight_struct(zend_syntax_highlighter_ini *syntax_highlighter_ini);

PHP_MINIT_FUNCTION(user_filters);
PHP_RSHUTDOWN_FUNCTION(user_filters);
PHP_RSHUTDOWN_FUNCTION(browscap);

/* Left for BC (not binary safe!) */
PHPAPI int _php_error_log(int opt_err, const char *message, const char *opt, const char *headers);
PHPAPI int _php_error_log_ex(int opt_err, const char *message, size_t message_len, const char *opt, const char *headers);
PHPAPI int php_prefix_varname(zval *result, zend_string *prefix, const char *var_name, size_t var_name_len, bool add_underscore);

#define MT_N (624)

/* Deprecated type aliases -- use the standard types instead */
typedef uint32_t php_uint32;
typedef int32_t php_int32;

typedef struct _php_basic_globals {
	HashTable *user_shutdown_function_names;
	HashTable putenv_ht;
	zend_string *strtok_string;
	zend_string *ctype_string; /* current LC_CTYPE locale (or NULL for 'C') */
	bool locale_changed;   /* locale was changed and has to be restored */
	char *strtok_last;
	char strtok_table[256];
	size_t strtok_len;
	zend_fcall_info user_compare_fci;
	zend_fcall_info_cache user_compare_fci_cache;
	zend_llist *user_tick_functions;

	zval active_ini_file_section;

	/* pageinfo.c */
	zend_long page_uid;
	zend_long page_gid;
	zend_long page_inode;
	time_t page_mtime;

	/* filestat.c && main/streams/streams.c */
	zend_string *CurrentStatFile, *CurrentLStatFile;
	php_stream_statbuf ssb, lssb;

	/* mt_rand.c */
	uint32_t state[MT_N+1];  /* state vector + 1 extra to not violate ANSI C */
	uint32_t *next;       /* next random value is computed from here */
	int      left;        /* can *next++ this many times before reloading */

	bool mt_rand_is_seeded; /* Whether mt_rand() has been seeded */
	zend_long mt_rand_mode;

	/* syslog.c */
	char *syslog_device;

	/* var.c */
	unsigned serialize_lock; /* whether to use the locally supplied var_hash instead (__sleep/__wakeup) */
	struct {
		struct php_serialize_data *data;
		unsigned level;
	} serialize;
	struct {
		struct php_unserialize_data *data;
		unsigned level;
	} unserialize;

	/* url_scanner_ex.re */
	url_adapt_state_ex_t url_adapt_session_ex;
	HashTable url_adapt_session_hosts_ht;
	url_adapt_state_ex_t url_adapt_output_ex;
	HashTable url_adapt_output_hosts_ht;
	HashTable *user_filter_map;

	/* file.c */
#if defined(_REENTRANT)
	mbstate_t mblen_state;
#endif

	int umask;
	zend_long unserialize_max_depth;
} php_basic_globals;

#ifdef ZTS
#define BG(v) ZEND_TSRMG(basic_globals_id, php_basic_globals *, v)
PHPAPI extern int basic_globals_id;
#else
#define BG(v) (basic_globals.v)
PHPAPI extern php_basic_globals basic_globals;
#endif

#if HAVE_PUTENV
typedef struct {
	char *putenv_string;
	char *previous_value;
	char *key;
	size_t key_len;
} putenv_entry;
#endif

PHPAPI zend_string *php_getenv(const char *str, size_t str_len);

PHPAPI double php_get_nan(void);
PHPAPI double php_get_inf(void);

typedef struct _php_shutdown_function_entry {
	zval function_name;
	zval *arguments;
	int arg_count;
} php_shutdown_function_entry;

PHPAPI extern bool register_user_shutdown_function(const char *function_name, size_t function_len, php_shutdown_function_entry *shutdown_function_entry);
PHPAPI extern bool remove_user_shutdown_function(const char *function_name, size_t function_len);
PHPAPI extern bool append_user_shutdown_function(php_shutdown_function_entry *shutdown_function_entry);

PHPAPI void php_call_shutdown_functions(void);
PHPAPI void php_free_shutdown_functions(void);


#endif /* BASIC_FUNCTIONS_H */