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Edit File Name: zend_globals.h

/*
   +----------------------------------------------------------------------+
   | Zend Engine                                                          |
   +----------------------------------------------------------------------+
   | Copyright (c) 1998-2018 Zend Technologies Ltd. (http://www.zend.com) |
   +----------------------------------------------------------------------+
   | This source file is subject to version 2.00 of the Zend 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.zend.com/license/2_00.txt.                                |
   | If you did not receive a copy of the Zend license and are unable to  |
   | obtain it through the world-wide-web, please send a note to          |
   | license@zend.com so we can mail you a copy immediately.              |
   +----------------------------------------------------------------------+
   | Authors: Andi Gutmans <andi@zend.com>                                |
   |          Zeev Suraski <zeev@zend.com>                                |
   +----------------------------------------------------------------------+
*/

/* $Id$ */

#ifndef ZEND_GLOBALS_H
#define ZEND_GLOBALS_H

#include <setjmp.h>

#include "zend_globals_macros.h"

#include "zend_stack.h"
#include "zend_ptr_stack.h"
#include "zend_hash.h"
#include "zend_llist.h"
#include "zend_objects.h"
#include "zend_objects_API.h"
#include "zend_modules.h"
#include "zend_float.h"
#include "zend_multibyte.h"
#include "zend_multiply.h"
#include "zend_arena.h"

/* Define ZTS if you want a thread-safe Zend */
/*#undef ZTS*/

#ifdef ZTS

BEGIN_EXTERN_C()
ZEND_API extern int compiler_globals_id;
ZEND_API extern int executor_globals_id;
END_EXTERN_C()

#endif

#define SYMTABLE_CACHE_SIZE 32

#include "zend_compile.h"

/* excpt.h on Digital Unix 4.0 defines function_table */
#undef function_table

#define ZEND_EARLY_BINDING_COMPILE_TIME 0
#define ZEND_EARLY_BINDING_DELAYED      1
#define ZEND_EARLY_BINDING_DELAYED_ALL  2

typedef struct _zend_vm_stack *zend_vm_stack;
typedef struct _zend_ini_entry zend_ini_entry;

struct _zend_compiler_globals {
	zend_stack loop_var_stack;

zend_class_entry *active_class_entry;

zend_string *compiled_filename;

int zend_lineno;

zend_op_array *active_op_array;

HashTable *function_table;	/* function symbol table */
	HashTable *class_table;		/* class table */

HashTable filenames_table;

HashTable *auto_globals;

zend_bool parse_error;
	zend_bool in_compilation;
	zend_bool short_tags;

zend_bool unclean_shutdown;

zend_bool ini_parser_unbuffered_errors;

zend_llist open_files;

struct _zend_ini_parser_param *ini_parser_param;

uint32_t start_lineno;
	zend_bool increment_lineno;

zend_string *doc_comment;
	uint32_t extra_fn_flags;

uint32_t compiler_options; /* set of ZEND_COMPILE_* constants */

HashTable const_filenames;

zend_oparray_context context;
	zend_file_context file_context;

zend_arena *arena;

zend_string *empty_string;
	zend_string *one_char_string[256];
	zend_string **known_strings;
	uint32_t    known_strings_count;

HashTable interned_strings;

const zend_encoding **script_encoding_list;
	size_t script_encoding_list_size;
	zend_bool multibyte;
	zend_bool detect_unicode;
	zend_bool encoding_declared;

zend_ast *ast;
	zend_arena *ast_arena;

zend_stack delayed_oplines_stack;

#ifdef ZTS
	zval **static_members_table;
	int last_static_member;
#endif
};

struct _zend_executor_globals {
	zval uninitialized_zval;
	zval error_zval;

/* symbol table cache */
	zend_array *symtable_cache[SYMTABLE_CACHE_SIZE];
	zend_array **symtable_cache_limit;
	zend_array **symtable_cache_ptr;

zend_array symbol_table;		/* main symbol table */

HashTable included_files;	/* files already included */

JMP_BUF *bailout;

int error_reporting;
	int exit_status;

HashTable *function_table;	/* function symbol table */
	HashTable *class_table;		/* class table */
	HashTable *zend_constants;	/* constants table */

zval          *vm_stack_top;
	zval          *vm_stack_end;
	zend_vm_stack  vm_stack;

struct _zend_execute_data *current_execute_data;
	zend_class_entry *fake_scope; /* used to avoid checks accessing properties */

zend_long precision;

int ticks_count;

HashTable *in_autoload;
	zend_function *autoload_func;
	zend_bool full_tables_cleanup;

/* for extended information support */
	zend_bool no_extensions;

zend_bool vm_interrupt;
	zend_bool timed_out;
	zend_long hard_timeout;

#ifdef ZEND_WIN32
	OSVERSIONINFOEX windows_version_info;
#endif

HashTable regular_list;
	HashTable persistent_list;

int user_error_handler_error_reporting;
	zval user_error_handler;
	zval user_exception_handler;
	zend_stack user_error_handlers_error_reporting;
	zend_stack user_error_handlers;
	zend_stack user_exception_handlers;

zend_error_handling_t  error_handling;
	zend_class_entry      *exception_class;

/* timeout support */
	zend_long timeout_seconds;

int lambda_count;

HashTable *ini_directives;
	HashTable *modified_ini_directives;
	zend_ini_entry *error_reporting_ini_entry;

zend_objects_store objects_store;
	zend_object *exception, *prev_exception;
	const zend_op *opline_before_exception;
	zend_op exception_op[3];

struct _zend_module_entry *current_module;

zend_bool active;
	zend_bool valid_symbol_table;

zend_long assertions;

uint32_t           ht_iterators_count;     /* number of allocatd slots */
	uint32_t           ht_iterators_used;      /* number of used slots */
	HashTableIterator *ht_iterators;
	HashTableIterator  ht_iterators_slots[16];

void *saved_fpu_cw_ptr;
#if XPFPA_HAVE_CW
	XPFPA_CW_DATATYPE saved_fpu_cw;
#endif

zend_function trampoline;
	zend_op       call_trampoline_op;

void *reserved[ZEND_MAX_RESERVED_RESOURCES];
};

struct _zend_ini_scanner_globals {
	zend_file_handle *yy_in;
	zend_file_handle *yy_out;

unsigned int yy_leng;
	unsigned char *yy_start;
	unsigned char *yy_text;
	unsigned char *yy_cursor;
	unsigned char *yy_marker;
	unsigned char *yy_limit;
	int yy_state;
	zend_stack state_stack;

char *filename;
	int lineno;

/* Modes are: ZEND_INI_SCANNER_NORMAL, ZEND_INI_SCANNER_RAW, ZEND_INI_SCANNER_TYPED */
	int scanner_mode;
};

typedef enum {
	ON_TOKEN,
	ON_FEEDBACK,
	ON_STOP
} zend_php_scanner_event;

struct _zend_php_scanner_globals {
	zend_file_handle *yy_in;
	zend_file_handle *yy_out;

unsigned int yy_leng;
	unsigned char *yy_start;
	unsigned char *yy_text;
	unsigned char *yy_cursor;
	unsigned char *yy_marker;
	unsigned char *yy_limit;
	int yy_state;
	zend_stack state_stack;
	zend_ptr_stack heredoc_label_stack;

/* original (unfiltered) script */
	unsigned char *script_org;
	size_t script_org_size;

/* filtered script */
	unsigned char *script_filtered;
	size_t script_filtered_size;

/* input/output filters */
	zend_encoding_filter input_filter;
	zend_encoding_filter output_filter;
	const zend_encoding *script_encoding;

/* initial string length after scanning to first variable */
	int scanned_string_len;

/* hooks */
	void (*on_event)(zend_php_scanner_event event, int token, int line, void *context);
	void *on_event_context;
};

#endif /* ZEND_GLOBALS_H */

/*
 * Local variables:
 * tab-width: 4
 * c-basic-offset: 4
 * indent-tabs-mode: t
 * End:
 */