This file is indexed.

/usr/include/php5/Zend/zend_compile.h is in php5-dev 5.3.10-1ubuntu3.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
/*
   +----------------------------------------------------------------------+
   | Zend Engine                                                          |
   +----------------------------------------------------------------------+
   | Copyright (c) 1998-2012 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: zend_compile.h 321634 2012-01-01 13:15:04Z felipe $ */

#ifndef ZEND_COMPILE_H
#define ZEND_COMPILE_H

#include "zend.h"

#ifdef HAVE_STDARG_H
# include <stdarg.h>
#endif

#include "zend_llist.h"

#define DEBUG_ZEND 0

#define FREE_PNODE(znode)	zval_dtor(&znode->u.constant);

#define SET_UNUSED(op)  (op).op_type = IS_UNUSED

#define INC_BPC(op_array)	if (op_array->fn_flags & ZEND_ACC_INTERACTIVE) { ((op_array)->backpatch_count++); }
#define DEC_BPC(op_array)	if (op_array->fn_flags & ZEND_ACC_INTERACTIVE) { ((op_array)->backpatch_count--); }
#define HANDLE_INTERACTIVE()  if (CG(active_op_array)->fn_flags & ZEND_ACC_INTERACTIVE) { execute_new_code(TSRMLS_C); }
#define DO_TICKS()            if (Z_LVAL(CG(declarables).ticks)) { zend_do_ticks(TSRMLS_C); }

#define RESET_DOC_COMMENT()        \
    {                              \
        if (CG(doc_comment)) {     \
          efree(CG(doc_comment));  \
          CG(doc_comment) = NULL;  \
        }                          \
        CG(doc_comment_len) = 0;   \
    }

typedef struct _zend_op_array zend_op_array;
typedef struct _zend_op zend_op;

typedef struct _znode {
	int op_type;
	union {
		zval constant;

		zend_uint var;
		zend_uint opline_num; /*  Needs to be signed */
		zend_op_array *op_array;
		zend_op *jmp_addr;
		struct {
			zend_uint var;	/* dummy */
			zend_uint type;
		} EA;
	} u;
} znode;

typedef struct _zend_execute_data zend_execute_data;

#define ZEND_OPCODE_HANDLER_ARGS zend_execute_data *execute_data TSRMLS_DC
#define ZEND_OPCODE_HANDLER_ARGS_PASSTHRU execute_data TSRMLS_CC

typedef int (*user_opcode_handler_t) (ZEND_OPCODE_HANDLER_ARGS);
typedef int (ZEND_FASTCALL *opcode_handler_t) (ZEND_OPCODE_HANDLER_ARGS);

extern ZEND_API opcode_handler_t *zend_opcode_handlers;

struct _zend_op {
	opcode_handler_t handler;
	znode result;
	znode op1;
	znode op2;
	ulong extended_value;
	uint lineno;
	zend_uchar opcode;
};


typedef struct _zend_brk_cont_element {
	int start;
	int cont;
	int brk;
	int parent;
} zend_brk_cont_element;

typedef struct _zend_label {
	int brk_cont;
	zend_uint opline_num;
} zend_label;

typedef struct _zend_try_catch_element {
	zend_uint try_op;
	zend_uint catch_op;  /* ketchup! */
} zend_try_catch_element;


/* method flags (types) */
#define ZEND_ACC_STATIC			0x01
#define ZEND_ACC_ABSTRACT		0x02
#define ZEND_ACC_FINAL			0x04
#define ZEND_ACC_IMPLEMENTED_ABSTRACT		0x08

/* class flags (types) */
/* ZEND_ACC_IMPLICIT_ABSTRACT_CLASS is used for abstract classes (since it is set by any abstract method even interfaces MAY have it set, too). */
/* ZEND_ACC_EXPLICIT_ABSTRACT_CLASS denotes that a class was explicitly defined as abstract by using the keyword. */
#define ZEND_ACC_IMPLICIT_ABSTRACT_CLASS	0x10
#define ZEND_ACC_EXPLICIT_ABSTRACT_CLASS	0x20
#define ZEND_ACC_FINAL_CLASS	            0x40
#define ZEND_ACC_INTERFACE		            0x80

/* op_array flags */
#define ZEND_ACC_INTERACTIVE				0x10

/* method flags (visibility) */
/* The order of those must be kept - public < protected < private */
#define ZEND_ACC_PUBLIC		0x100
#define ZEND_ACC_PROTECTED	0x200
#define ZEND_ACC_PRIVATE	0x400
#define ZEND_ACC_PPP_MASK  (ZEND_ACC_PUBLIC | ZEND_ACC_PROTECTED | ZEND_ACC_PRIVATE)

#define ZEND_ACC_CHANGED	0x800
#define ZEND_ACC_IMPLICIT_PUBLIC	0x1000

/* method flags (special method detection) */
#define ZEND_ACC_CTOR		0x2000
#define ZEND_ACC_DTOR		0x4000
#define ZEND_ACC_CLONE		0x8000

/* method flag (bc only), any method that has this flag can be used statically and non statically. */
#define ZEND_ACC_ALLOW_STATIC	0x10000

/* shadow of parent's private method/property */
#define ZEND_ACC_SHADOW 0x20000

/* deprecation flag */
#define ZEND_ACC_DEPRECATED 0x40000

/* class implement interface(s) flag */
#define ZEND_ACC_IMPLEMENT_INTERFACES 0x80000

#define ZEND_ACC_CLOSURE              0x100000

/* function flag for internal user call handlers __call, __callstatic */
#define ZEND_ACC_CALL_VIA_HANDLER     0x200000

char *zend_visibility_string(zend_uint fn_flags);


typedef struct _zend_property_info {
	zend_uint flags;
	char *name;
	int name_length;
	ulong h;
	char *doc_comment;
	int doc_comment_len;
	zend_class_entry *ce;
} zend_property_info;


typedef struct _zend_arg_info {
	const char *name;
	zend_uint name_len;
	const char *class_name;
	zend_uint class_name_len;
	zend_bool array_type_hint;
	zend_bool allow_null;
	zend_bool pass_by_reference;
	zend_bool return_reference;
	int required_num_args;
} zend_arg_info;

typedef struct _zend_compiled_variable {
	char *name;
	int name_len;
	ulong hash_value;
} zend_compiled_variable;

struct _zend_op_array {
	/* Common elements */
	zend_uchar type;
	char *function_name;		
	zend_class_entry *scope;
	zend_uint fn_flags;
	union _zend_function *prototype;
	zend_uint num_args;
	zend_uint required_num_args;
	zend_arg_info *arg_info;
	zend_bool pass_rest_by_reference;
	unsigned char return_reference;
	/* END of common elements */

	zend_bool done_pass_two;

	zend_uint *refcount;

	zend_op *opcodes;
	zend_uint last, size;

	zend_compiled_variable *vars;
	int last_var, size_var;

	zend_uint T;

	zend_brk_cont_element *brk_cont_array;
	int last_brk_cont;
	int current_brk_cont;

	zend_try_catch_element *try_catch_array;
	int last_try_catch;

	/* static variables support */
	HashTable *static_variables;

	zend_op *start_op;
	int backpatch_count;

	zend_uint this_var;

	char *filename;
	zend_uint line_start;
	zend_uint line_end;
	char *doc_comment;
	zend_uint doc_comment_len;
	zend_uint early_binding; /* the linked list of delayed declarations */

	void *reserved[ZEND_MAX_RESERVED_RESOURCES];
};


#define ZEND_RETURN_VALUE				0
#define ZEND_RETURN_REFERENCE			1

typedef struct _zend_internal_function {
	/* Common elements */
	zend_uchar type;
	char * function_name;
	zend_class_entry *scope;
	zend_uint fn_flags;
	union _zend_function *prototype;
	zend_uint num_args;
	zend_uint required_num_args;
	zend_arg_info *arg_info;
	zend_bool pass_rest_by_reference;
	unsigned char return_reference;
	/* END of common elements */

	void (*handler)(INTERNAL_FUNCTION_PARAMETERS);
	struct _zend_module_entry *module;
} zend_internal_function;

#define ZEND_FN_SCOPE_NAME(function)  ((function) && (function)->common.scope ? (function)->common.scope->name : "")

typedef union _zend_function {
	zend_uchar type;	/* MUST be the first element of this struct! */

	struct {
		zend_uchar type;  /* never used */
		char *function_name;
		zend_class_entry *scope;
		zend_uint fn_flags;
		union _zend_function *prototype;
		zend_uint num_args;
		zend_uint required_num_args;
		zend_arg_info *arg_info;
		zend_bool pass_rest_by_reference;
		unsigned char return_reference;
	} common;

	zend_op_array op_array;
	zend_internal_function internal_function;
} zend_function;


typedef struct _zend_function_state {
	zend_function *function;
	void **arguments;
} zend_function_state;


typedef struct _zend_switch_entry {
	znode cond;
	int default_case;
	int control_var;
} zend_switch_entry;


typedef struct _list_llist_element {
	znode var;
	zend_llist dimensions;
	znode value;
} list_llist_element;

union _temp_variable;

struct _zend_execute_data {
	struct _zend_op *opline;
	zend_function_state function_state;
	zend_function *fbc; /* Function Being Called */
	zend_class_entry *called_scope;
	zend_op_array *op_array;
	zval *object;
	union _temp_variable *Ts;
	zval ***CVs;
	HashTable *symbol_table;
	struct _zend_execute_data *prev_execute_data;
	zval *old_error_reporting;
	zend_bool nested;
	zval **original_return_value;
	zend_class_entry *current_scope;
	zend_class_entry *current_called_scope;
	zval *current_this;
	zval *current_object;
	struct _zend_op *call_opline;
};

#define EX(element) execute_data.element


#define IS_CONST	(1<<0)
#define IS_TMP_VAR	(1<<1)
#define IS_VAR		(1<<2)
#define IS_UNUSED	(1<<3)	/* Unused variable */
#define IS_CV		(1<<4)	/* Compiled variable */

#define EXT_TYPE_UNUSED				(1<<0)
#define EXT_TYPE_FREE_ON_RETURN		(2<<0)

#include "zend_globals.h"

BEGIN_EXTERN_C()

void init_compiler(TSRMLS_D);
void shutdown_compiler(TSRMLS_D);
void zend_init_compiler_data_structures(TSRMLS_D);

extern ZEND_API zend_op_array *(*zend_compile_file)(zend_file_handle *file_handle, int type TSRMLS_DC);
extern ZEND_API zend_op_array *(*zend_compile_string)(zval *source_string, char *filename TSRMLS_DC);

ZEND_API int lex_scan(zval *zendlval TSRMLS_DC);
void startup_scanner(TSRMLS_D);
void shutdown_scanner(TSRMLS_D);

ZEND_API char *zend_set_compiled_filename(const char *new_compiled_filename TSRMLS_DC);
ZEND_API void zend_restore_compiled_filename(char *original_compiled_filename TSRMLS_DC);
ZEND_API char *zend_get_compiled_filename(TSRMLS_D);
ZEND_API int zend_get_compiled_lineno(TSRMLS_D);
ZEND_API size_t zend_get_scanned_file_offset(TSRMLS_D);

void zend_resolve_non_class_name(znode *element_name, zend_bool check_namespace TSRMLS_DC);
void zend_resolve_class_name(znode *class_name, ulong *fetch_type, int check_ns_name TSRMLS_DC);
ZEND_API char* zend_get_compiled_variable_name(const zend_op_array *op_array, zend_uint var, int* name_len);

#ifdef ZTS
const char *zend_get_zendtext(TSRMLS_D);
int zend_get_zendleng(TSRMLS_D);
#endif


/* parser-driven code generators */
void zend_do_binary_op(zend_uchar op, znode *result, const znode *op1, const znode *op2 TSRMLS_DC);
void zend_do_unary_op(zend_uchar op, znode *result, const znode *op1 TSRMLS_DC);
void zend_do_binary_assign_op(zend_uchar op, znode *result, const znode *op1, const znode *op2 TSRMLS_DC);
void zend_do_assign(znode *result, znode *variable, const znode *value TSRMLS_DC);
void zend_do_assign_ref(znode *result, const znode *lvar, const znode *rvar TSRMLS_DC);
void fetch_simple_variable(znode *result, znode *varname, int bp TSRMLS_DC);
void fetch_simple_variable_ex(znode *result, znode *varname, int bp, zend_uchar op TSRMLS_DC);
void zend_do_indirect_references(znode *result, const znode *num_references, znode *variable TSRMLS_DC);
void zend_do_fetch_static_variable(znode *varname, const znode *static_assignment, int fetch_type TSRMLS_DC);
void zend_do_fetch_global_variable(znode *varname, const znode *static_assignment, int fetch_type TSRMLS_DC);

void fetch_array_begin(znode *result, znode *varname, znode *first_dim TSRMLS_DC);
void fetch_array_dim(znode *result, const znode *parent, const znode *dim TSRMLS_DC);
void fetch_string_offset(znode *result, const znode *parent, const znode *offset TSRMLS_DC);
void zend_do_fetch_static_member(znode *result, znode *class_znode TSRMLS_DC);
void zend_do_print(znode *result, const znode *arg TSRMLS_DC);
void zend_do_echo(const znode *arg TSRMLS_DC);
typedef int (*unary_op_type)(zval *, zval * TSRMLS_DC);
typedef int (*binary_op_type)(zval *, zval *, zval * TSRMLS_DC);
ZEND_API unary_op_type get_unary_op(int opcode);
ZEND_API binary_op_type get_binary_op(int opcode);

void zend_do_while_cond(const znode *expr, znode *close_bracket_token TSRMLS_DC);
void zend_do_while_end(const znode *while_token, const znode *close_bracket_token TSRMLS_DC);
void zend_do_do_while_begin(TSRMLS_D);
void zend_do_do_while_end(const znode *do_token, const znode *expr_open_bracket, const znode *expr TSRMLS_DC);


void zend_do_if_cond(const znode *cond, znode *closing_bracket_token TSRMLS_DC);
void zend_do_if_after_statement(const znode *closing_bracket_token, unsigned char initialize TSRMLS_DC);
void zend_do_if_end(TSRMLS_D);

void zend_do_for_cond(const znode *expr, znode *second_semicolon_token TSRMLS_DC);
void zend_do_for_before_statement(const znode *cond_start, const znode *second_semicolon_token TSRMLS_DC);
void zend_do_for_end(const znode *second_semicolon_token TSRMLS_DC);

void zend_do_pre_incdec(znode *result, const znode *op1, zend_uchar op TSRMLS_DC);
void zend_do_post_incdec(znode *result, const znode *op1, zend_uchar op TSRMLS_DC);

void zend_do_begin_variable_parse(TSRMLS_D);
void zend_do_end_variable_parse(znode *variable, int type, int arg_offset TSRMLS_DC);

void zend_check_writable_variable(const znode *variable);

void zend_do_free(znode *op1 TSRMLS_DC);

void zend_do_add_string(znode *result, const znode *op1, znode *op2 TSRMLS_DC);
void zend_do_add_variable(znode *result, const znode *op1, const znode *op2 TSRMLS_DC);

int zend_do_verify_access_types(const znode *current_access_type, const znode *new_modifier);
void zend_do_begin_function_declaration(znode *function_token, znode *function_name, int is_method, int return_reference, znode *fn_flags_znode TSRMLS_DC);
void zend_do_end_function_declaration(const znode *function_token TSRMLS_DC);
void zend_do_receive_arg(zend_uchar op, const znode *var, const znode *offset, const znode *initialization, znode *class_type, const znode *varname, zend_bool pass_by_reference TSRMLS_DC);
int zend_do_begin_function_call(znode *function_name, zend_bool check_namespace TSRMLS_DC);
void zend_do_begin_method_call(znode *left_bracket TSRMLS_DC);
void zend_do_clone(znode *result, const znode *expr TSRMLS_DC);
void zend_do_begin_dynamic_function_call(znode *function_name, int prefix_len TSRMLS_DC);
void zend_do_fetch_class(znode *result, znode *class_name TSRMLS_DC);
void zend_do_build_full_name(znode *result, znode *prefix, znode *name, int is_class_member TSRMLS_DC);
int zend_do_begin_class_member_function_call(znode *class_name, znode *method_name TSRMLS_DC);
void zend_do_end_function_call(znode *function_name, znode *result, const znode *argument_list, int is_method, int is_dynamic_fcall TSRMLS_DC);
void zend_do_return(znode *expr, int do_end_vparse TSRMLS_DC);
void zend_do_handle_exception(TSRMLS_D);

void zend_do_begin_lambda_function_declaration(znode *result, znode *function_token, int return_reference TSRMLS_DC);
void zend_do_fetch_lexical_variable(znode *varname, zend_bool is_ref TSRMLS_DC);

void zend_do_try(znode *try_token TSRMLS_DC);
void zend_do_begin_catch(znode *try_token, znode *catch_class, const znode *catch_var, znode *first_catch TSRMLS_DC);
void zend_do_end_catch(const znode *try_token TSRMLS_DC);
void zend_do_throw(const znode *expr TSRMLS_DC);

ZEND_API int do_bind_function(zend_op *opline, HashTable *function_table, zend_bool compile_time);
ZEND_API zend_class_entry *do_bind_class(const zend_op *opline, HashTable *class_table, zend_bool compile_time TSRMLS_DC);
ZEND_API zend_class_entry *do_bind_inherited_class(const zend_op *opline, HashTable *class_table, zend_class_entry *parent_ce, zend_bool compile_time TSRMLS_DC);
ZEND_API void zend_do_inherit_interfaces(zend_class_entry *ce, const zend_class_entry *iface TSRMLS_DC);
ZEND_API void zend_do_implement_interface(zend_class_entry *ce, zend_class_entry *iface TSRMLS_DC);
void zend_do_implements_interface(znode *interface_znode TSRMLS_DC);

ZEND_API void zend_do_inheritance(zend_class_entry *ce, zend_class_entry *parent_ce TSRMLS_DC);
void zend_do_early_binding(TSRMLS_D);
ZEND_API void zend_do_delayed_early_binding(const zend_op_array *op_array TSRMLS_DC);

void zend_do_pass_param(znode *param, zend_uchar op, int offset TSRMLS_DC);


void zend_do_boolean_or_begin(znode *expr1, znode *op_token TSRMLS_DC);
void zend_do_boolean_or_end(znode *result, const znode *expr1, const znode *expr2, znode *op_token TSRMLS_DC);
void zend_do_boolean_and_begin(znode *expr1, znode *op_token TSRMLS_DC);
void zend_do_boolean_and_end(znode *result, const znode *expr1, const znode *expr2, const znode *op_token TSRMLS_DC);

void zend_do_brk_cont(zend_uchar op, const znode *expr TSRMLS_DC);

void zend_do_switch_cond(const znode *cond TSRMLS_DC);
void zend_do_switch_end(const znode *case_list TSRMLS_DC);
void zend_do_case_before_statement(const znode *case_list, znode *case_token, const znode *case_expr TSRMLS_DC);
void zend_do_case_after_statement(znode *result, const znode *case_token TSRMLS_DC);
void zend_do_default_before_statement(const znode *case_list, znode *default_token TSRMLS_DC);

void zend_do_begin_class_declaration(const znode *class_token, znode *class_name, const znode *parent_class_name TSRMLS_DC);
void zend_do_end_class_declaration(const znode *class_token, const znode *parent_token TSRMLS_DC);
void zend_do_declare_property(const znode *var_name, const znode *value, zend_uint access_type TSRMLS_DC);
void zend_do_declare_implicit_property(TSRMLS_D);
void zend_do_declare_class_constant(znode *var_name, const znode *value TSRMLS_DC);

void zend_do_fetch_property(znode *result, znode *object, const znode *property TSRMLS_DC);

void zend_do_halt_compiler_register(TSRMLS_D);

void zend_do_push_object(const znode *object TSRMLS_DC);
void zend_do_pop_object(znode *object TSRMLS_DC);


void zend_do_begin_new_object(znode *new_token, znode *class_type TSRMLS_DC);
void zend_do_end_new_object(znode *result, const znode *new_token, const znode *argument_list TSRMLS_DC);

void zend_do_fetch_constant(znode *result, znode *constant_container, znode *constant_name, int mode, zend_bool check_namespace TSRMLS_DC);

void zend_do_shell_exec(znode *result, const znode *cmd TSRMLS_DC);

void zend_do_init_array(znode *result, const znode *expr, const znode *offset, zend_bool is_ref TSRMLS_DC);
void zend_do_add_array_element(znode *result, const znode *expr, const znode *offset, zend_bool is_ref TSRMLS_DC);
void zend_do_add_static_array_element(znode *result, znode *offset, const znode *expr);
void zend_do_list_init(TSRMLS_D);
void zend_do_list_end(znode *result, znode *expr TSRMLS_DC);
void zend_do_add_list_element(const znode *element TSRMLS_DC);
void zend_do_new_list_begin(TSRMLS_D);
void zend_do_new_list_end(TSRMLS_D);

void zend_do_cast(znode *result, const znode *expr, int type TSRMLS_DC);
void zend_do_include_or_eval(int type, znode *result, const znode *op1 TSRMLS_DC);

void zend_do_unset(const znode *variable TSRMLS_DC);
void zend_do_isset_or_isempty(int type, znode *result, znode *variable TSRMLS_DC);

void zend_do_instanceof(znode *result, const znode *expr, const znode *class_znode, int type TSRMLS_DC);

void zend_do_foreach_begin(znode *foreach_token, znode *open_brackets_token, znode *array, znode *as_token, int variable TSRMLS_DC);
void zend_do_foreach_cont(znode *foreach_token, const znode *open_brackets_token, const znode *as_token, znode *value, znode *key TSRMLS_DC);
void zend_do_foreach_end(const znode *foreach_token, const znode *as_token TSRMLS_DC);

void zend_do_declare_begin(TSRMLS_D);
void zend_do_declare_stmt(znode *var, znode *val TSRMLS_DC);
void zend_do_declare_end(const znode *declare_token TSRMLS_DC);

void zend_do_exit(znode *result, const znode *message TSRMLS_DC);

void zend_do_begin_silence(znode *strudel_token TSRMLS_DC);
void zend_do_end_silence(const znode *strudel_token TSRMLS_DC);

void zend_do_jmp_set(const znode *value, znode *jmp_token, znode *colon_token TSRMLS_DC);
void zend_do_jmp_set_else(znode *result, const znode *false_value, const znode *jmp_token, const znode *colon_token TSRMLS_DC);

void zend_do_begin_qm_op(const znode *cond, znode *qm_token TSRMLS_DC);
void zend_do_qm_true(const znode *true_value, znode *qm_token, znode *colon_token TSRMLS_DC);
void zend_do_qm_false(znode *result, const znode *false_value, const znode *qm_token, const znode *colon_token TSRMLS_DC);

void zend_do_extended_info(TSRMLS_D);
void zend_do_extended_fcall_begin(TSRMLS_D);
void zend_do_extended_fcall_end(TSRMLS_D);

void zend_do_ticks(TSRMLS_D);

void zend_do_abstract_method(const znode *function_name, znode *modifiers, const znode *body TSRMLS_DC);

void zend_do_declare_constant(znode *name, znode *value TSRMLS_DC);
void zend_do_build_namespace_name(znode *result, znode *prefix, znode *name TSRMLS_DC);
void zend_do_begin_namespace(const znode *name, zend_bool with_brackets TSRMLS_DC);
void zend_do_end_namespace(TSRMLS_D);
void zend_verify_namespace(TSRMLS_D);
void zend_do_use(znode *name, znode *new_name, int is_global TSRMLS_DC);
void zend_do_end_compilation(TSRMLS_D);

void zend_do_label(znode *label TSRMLS_DC);
void zend_do_goto(const znode *label TSRMLS_DC);
void zend_resolve_goto_label(zend_op_array *op_array, zend_op *opline, int pass2 TSRMLS_DC);
void zend_release_labels(TSRMLS_D);

ZEND_API void function_add_ref(zend_function *function);

#define INITIAL_OP_ARRAY_SIZE 64


/* helper functions in zend_language_scanner.l */
ZEND_API zend_op_array *compile_file(zend_file_handle *file_handle, int type TSRMLS_DC);
ZEND_API zend_op_array *compile_string(zval *source_string, char *filename TSRMLS_DC);
ZEND_API zend_op_array *compile_filename(int type, zval *filename TSRMLS_DC);
ZEND_API int zend_execute_scripts(int type TSRMLS_DC, zval **retval, int file_count, ...);
ZEND_API int open_file_for_scanning(zend_file_handle *file_handle TSRMLS_DC);
ZEND_API void init_op_array(zend_op_array *op_array, zend_uchar type, int initial_ops_size TSRMLS_DC);
ZEND_API void destroy_op_array(zend_op_array *op_array TSRMLS_DC);
ZEND_API void zend_destroy_file_handle(zend_file_handle *file_handle TSRMLS_DC);
ZEND_API int zend_cleanup_class_data(zend_class_entry **pce TSRMLS_DC);
ZEND_API int zend_cleanup_function_data(zend_function *function TSRMLS_DC);
ZEND_API int zend_cleanup_function_data_full(zend_function *function TSRMLS_DC);

ZEND_API void destroy_zend_function(zend_function *function TSRMLS_DC);
ZEND_API void zend_function_dtor(zend_function *function);
ZEND_API void destroy_zend_class(zend_class_entry **pce);
void zend_class_add_ref(zend_class_entry **ce);

ZEND_API void zend_mangle_property_name(char **dest, int *dest_length, const char *src1, int src1_length, const char *src2, int src2_length, int internal);
ZEND_API int zend_unmangle_property_name(char *mangled_property, int mangled_property_len, char **prop_name, char **class_name);

#define ZEND_FUNCTION_DTOR (void (*)(void *)) zend_function_dtor
#define ZEND_CLASS_DTOR (void (*)(void *)) destroy_zend_class

zend_op *get_next_op(zend_op_array *op_array TSRMLS_DC);
void init_op(zend_op *op TSRMLS_DC);
int get_next_op_number(zend_op_array *op_array);
int print_class(zend_class_entry *class_entry TSRMLS_DC);
void print_op_array(zend_op_array *op_array, int optimizations);
ZEND_API int pass_two(zend_op_array *op_array TSRMLS_DC);
zend_brk_cont_element *get_next_brk_cont_element(zend_op_array *op_array);
void zend_do_first_catch(znode *open_parentheses TSRMLS_DC);
void zend_initialize_try_catch_element(const znode *try_token TSRMLS_DC);
void zend_do_mark_last_catch(const znode *first_catch, const znode *last_additional_catch TSRMLS_DC);
ZEND_API zend_bool zend_is_compiling(TSRMLS_D);
ZEND_API char *zend_make_compiled_string_description(const char *name TSRMLS_DC);
ZEND_API void zend_initialize_class_data(zend_class_entry *ce, zend_bool nullify_handlers TSRMLS_DC);
int zend_get_class_fetch_type(const char *class_name, uint class_name_len);

typedef zend_bool (*zend_auto_global_callback)(char *name, uint name_len TSRMLS_DC);
typedef struct _zend_auto_global {
	char *name;
	uint name_len;
	zend_auto_global_callback auto_global_callback;
	zend_bool armed;
} zend_auto_global;

void zend_auto_global_dtor(zend_auto_global *auto_global);
ZEND_API int zend_register_auto_global(const char *name, uint name_len, zend_auto_global_callback auto_global_callback TSRMLS_DC);
ZEND_API zend_bool zend_is_auto_global(const char *name, uint name_len TSRMLS_DC);
ZEND_API int zend_auto_global_disable_jit(const char *varname, zend_uint varname_length TSRMLS_DC);
ZEND_API size_t zend_dirname(char *path, size_t len);

#if SUHOSIN_PATCH
extern void *suhosin_zend_destroy_property_info_internal;
extern void *suhosin_zend_destroy_property_info;
#endif

int zendlex(znode *zendlval TSRMLS_DC);

/* BEGIN: OPCODES */

#include "zend_vm_opcodes.h"

#define ZEND_OP_DATA				137

/* END: OPCODES */




/* global/local fetches */
#define ZEND_FETCH_GLOBAL			0
#define ZEND_FETCH_LOCAL			1
#define ZEND_FETCH_STATIC			2
#define ZEND_FETCH_STATIC_MEMBER	3
#define ZEND_FETCH_GLOBAL_LOCK		4
#define ZEND_FETCH_LEXICAL			5


/* class fetches */
#define ZEND_FETCH_CLASS_DEFAULT	0
#define ZEND_FETCH_CLASS_SELF		1
#define ZEND_FETCH_CLASS_PARENT		2
#define ZEND_FETCH_CLASS_MAIN		3
#define ZEND_FETCH_CLASS_GLOBAL		4
#define ZEND_FETCH_CLASS_AUTO		5
#define ZEND_FETCH_CLASS_INTERFACE	6
#define ZEND_FETCH_CLASS_STATIC		7
#define ZEND_FETCH_CLASS_MASK        0x0f
#define ZEND_FETCH_CLASS_NO_AUTOLOAD 0x80
#define ZEND_FETCH_CLASS_SILENT      0x0100

/* variable parsing type (compile-time) */
#define ZEND_PARSED_MEMBER				(1<<0)
#define ZEND_PARSED_METHOD_CALL			(1<<1)
#define ZEND_PARSED_STATIC_MEMBER		(1<<2)
#define ZEND_PARSED_FUNCTION_CALL		(1<<3)
#define ZEND_PARSED_VARIABLE			(1<<4)
#define ZEND_PARSED_REFERENCE_VARIABLE	(1<<5)
#define ZEND_PARSED_NEW					(1<<6)


/* unset types */
#define ZEND_UNSET_REG 0

/* var status for backpatching */
#define BP_VAR_R			0
#define BP_VAR_W			1
#define BP_VAR_RW			2
#define BP_VAR_IS			3
#define BP_VAR_NA			4	/* if not applicable */
#define BP_VAR_FUNC_ARG		5
#define BP_VAR_UNSET		6


#define ZEND_INTERNAL_FUNCTION				1
#define ZEND_USER_FUNCTION					2
#define ZEND_OVERLOADED_FUNCTION			3
#define	ZEND_EVAL_CODE						4
#define ZEND_OVERLOADED_FUNCTION_TEMPORARY	5

#define ZEND_INTERNAL_CLASS         1
#define ZEND_USER_CLASS             2

#define ZEND_EVAL				(1<<0)
#define ZEND_INCLUDE			(1<<1)
#define ZEND_INCLUDE_ONCE		(1<<2)
#define ZEND_REQUIRE			(1<<3)
#define ZEND_REQUIRE_ONCE		(1<<4)

#define ZEND_ISSET				(1<<0)
#define ZEND_ISEMPTY			(1<<1)
#define ZEND_ISSET_ISEMPTY_MASK	(ZEND_ISSET | ZEND_ISEMPTY)
#define ZEND_QUICK_SET			(1<<2)

#define ZEND_CT	(1<<0)
#define ZEND_RT (1<<1)

#define ZEND_FETCH_STANDARD	    0x00000000
#define ZEND_FETCH_ADD_LOCK	    0x08000000
#define ZEND_FETCH_MAKE_REF	    0x04000000

#define ZEND_FE_FETCH_BYREF	1
#define ZEND_FE_FETCH_WITH_KEY	2

#define ZEND_FE_RESET_VARIABLE 		1
#define ZEND_FE_RESET_REFERENCE		2

#define ZEND_MEMBER_FUNC_CALL	1<<0

#define ZEND_ARG_SEND_BY_REF (1<<0)
#define ZEND_ARG_COMPILE_TIME_BOUND (1<<1)
#define ZEND_ARG_SEND_FUNCTION (1<<2)
#define ZEND_ARG_SEND_SILENT   (1<<3)

#define ZEND_SEND_BY_VAL     0
#define ZEND_SEND_BY_REF     1
#define ZEND_SEND_PREFER_REF 2

#define ARG_SEND_TYPE(zf, arg_num)												\
	((zf) ?                                                                     \
	 ((((zend_function*)(zf))->common.arg_info &&                               \
	   arg_num<=((zend_function*)(zf))->common.num_args) ?                      \
	  ((zend_function *)(zf))->common.arg_info[arg_num-1].pass_by_reference :   \
	  ((zend_function *)(zf))->common.pass_rest_by_reference) :                 \
	 ZEND_SEND_BY_VAL)	

#define ARG_MUST_BE_SENT_BY_REF(zf, arg_num) \
	(ARG_SEND_TYPE(zf, arg_num) == ZEND_SEND_BY_REF)

#define ARG_SHOULD_BE_SENT_BY_REF(zf, arg_num) \
	(ARG_SEND_TYPE(zf, arg_num) & (ZEND_SEND_BY_REF|ZEND_SEND_PREFER_REF))

#define ARG_MAY_BE_SENT_BY_REF(zf, arg_num) \
	(ARG_SEND_TYPE(zf, arg_num) == ZEND_SEND_PREFER_REF)

#define ZEND_RETURN_VAL 0
#define ZEND_RETURN_REF 1


#define ZEND_RETURNS_FUNCTION 1<<0
#define ZEND_RETURNS_NEW      1<<1

END_EXTERN_C()

#define ZEND_CLONE_FUNC_NAME		"__clone"
#define ZEND_CONSTRUCTOR_FUNC_NAME	"__construct"
#define ZEND_DESTRUCTOR_FUNC_NAME	"__destruct"
#define ZEND_GET_FUNC_NAME          "__get"
#define ZEND_SET_FUNC_NAME          "__set"
#define ZEND_UNSET_FUNC_NAME        "__unset"
#define ZEND_ISSET_FUNC_NAME        "__isset"
#define ZEND_CALL_FUNC_NAME         "__call"
#define ZEND_CALLSTATIC_FUNC_NAME   "__callstatic"
#define ZEND_TOSTRING_FUNC_NAME     "__tostring"
#define ZEND_AUTOLOAD_FUNC_NAME     "__autoload"

/* The following constants may be combined in CG(compiler_options)
 * to change the default compiler behavior */

/* generate extended debug information */
#define ZEND_COMPILE_EXTENDED_INFO				(1<<0)

/* call op_array handler of extendions */
#define ZEND_COMPILE_HANDLE_OP_ARRAY            (1<<1)

/* generate ZEND_DO_FCALL_BY_NAME for internal functions instead of ZEND_DO_FCALL */
#define ZEND_COMPILE_IGNORE_INTERNAL_FUNCTIONS	(1<<2)

/* don't perform early binding for classes inherited form internal ones;
 * in namespaces assume that internal class that doesn't exist at compile-time
 * may apper in run-time */
#define ZEND_COMPILE_IGNORE_INTERNAL_CLASSES	(1<<3)

/* generate ZEND_DECLARE_INHERITED_CLASS_DELAYED opcode to delay early binding */
#define ZEND_COMPILE_DELAYED_BINDING			(1<<4)

/* disable constant substitution at compile-time */
#define ZEND_COMPILE_NO_CONSTANT_SUBSTITUTION	(1<<5)

/* The default value for CG(compiler_options) */
#define ZEND_COMPILE_DEFAULT					ZEND_COMPILE_HANDLE_OP_ARRAY

/* The default value for CG(compiler_options) during eval() */
#define ZEND_COMPILE_DEFAULT_FOR_EVAL			0

#endif /* ZEND_COMPILE_H */

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