-
Notifications
You must be signed in to change notification settings - Fork 7.7k
/
zend.c
1274 lines (1127 loc) · 37.6 KB
/
zend.c
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
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/*
+----------------------------------------------------------------------+
| Zend Engine |
+----------------------------------------------------------------------+
| Copyright (c) 1998-2010 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> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#include "zend.h"
#include "zend_extensions.h"
#include "zend_modules.h"
#include "zend_constants.h"
#include "zend_list.h"
#include "zend_API.h"
#include "zend_exceptions.h"
#include "zend_builtin_functions.h"
#include "zend_ini.h"
#include "zend_vm.h"
#ifdef ZTS
# define GLOBAL_FUNCTION_TABLE global_function_table
# define GLOBAL_CLASS_TABLE global_class_table
# define GLOBAL_CONSTANTS_TABLE global_constants_table
# define GLOBAL_AUTO_GLOBALS_TABLE global_auto_globals_table
#else
# define GLOBAL_FUNCTION_TABLE CG(function_table)
# define GLOBAL_CLASS_TABLE CG(class_table)
# define GLOBAL_AUTO_GLOBALS_TABLE CG(auto_globals)
# define GLOBAL_CONSTANTS_TABLE EG(zend_constants)
#endif
#if defined(ZEND_WIN32) && ZEND_DEBUG
BOOL WINAPI IsDebuggerPresent(VOID);
#endif
/* true multithread-shared globals */
ZEND_API zend_class_entry *zend_standard_class_def = NULL;
ZEND_API int (*zend_printf)(const char *format, ...);
ZEND_API zend_write_func_t zend_write;
ZEND_API FILE *(*zend_fopen)(const char *filename, char **opened_path TSRMLS_DC);
ZEND_API int (*zend_stream_open_function)(const char *filename, zend_file_handle *handle TSRMLS_DC);
ZEND_API void (*zend_block_interruptions)(void);
ZEND_API void (*zend_unblock_interruptions)(void);
ZEND_API void (*zend_ticks_function)(int ticks);
ZEND_API void (*zend_error_cb)(int type, const char *error_filename, const uint error_lineno, const char *format, va_list args);
int (*zend_vspprintf)(char **pbuf, size_t max_len, const char *format, va_list ap);
ZEND_API char *(*zend_getenv)(char *name, size_t name_len TSRMLS_DC);
ZEND_API char *(*zend_resolve_path)(const char *filename, int filename_len TSRMLS_DC);
void (*zend_on_timeout)(int seconds TSRMLS_DC);
static void (*zend_message_dispatcher_p)(long message, void *data TSRMLS_DC);
static int (*zend_get_configuration_directive_p)(const char *name, uint name_length, zval *contents);
static ZEND_INI_MH(OnUpdateErrorReporting) /* {{{ */
{
if (!new_value) {
EG(error_reporting) = E_ALL & ~E_NOTICE & ~E_STRICT & ~E_DEPRECATED;
} else {
EG(error_reporting) = atoi(new_value);
}
return SUCCESS;
}
/* }}} */
static ZEND_INI_MH(OnUpdateGCEnabled) /* {{{ */
{
OnUpdateBool(entry, new_value, new_value_length, mh_arg1, mh_arg2, mh_arg3, stage TSRMLS_CC);
if (GC_G(gc_enabled)) {
gc_init(TSRMLS_C);
}
return SUCCESS;
}
/* }}} */
ZEND_INI_BEGIN()
ZEND_INI_ENTRY("error_reporting", NULL, ZEND_INI_ALL, OnUpdateErrorReporting)
STD_ZEND_INI_BOOLEAN("zend.enable_gc", "1", ZEND_INI_ALL, OnUpdateGCEnabled, gc_enabled, zend_gc_globals, gc_globals)
#ifdef ZEND_MULTIBYTE
STD_ZEND_INI_BOOLEAN("detect_unicode", "1", ZEND_INI_ALL, OnUpdateBool, detect_unicode, zend_compiler_globals, compiler_globals)
#endif
ZEND_INI_END()
#ifdef ZTS
ZEND_API int compiler_globals_id;
ZEND_API int executor_globals_id;
static HashTable *global_function_table = NULL;
static HashTable *global_class_table = NULL;
static HashTable *global_constants_table = NULL;
static HashTable *global_auto_globals_table = NULL;
static HashTable *global_persistent_list = NULL;
#endif
ZEND_API zend_utility_values zend_uv;
ZEND_API zval zval_used_for_init; /* True global variable */
/* version information */
static char *zend_version_info;
static uint zend_version_info_length;
#define ZEND_CORE_VERSION_INFO "Zend Engine v" ZEND_VERSION ", Copyright (c) 1998-2010 Zend Technologies\n"
#define PRINT_ZVAL_INDENT 4
static void print_hash(zend_write_func_t write_func, HashTable *ht, int indent, zend_bool is_object TSRMLS_DC) /* {{{ */
{
zval **tmp;
char *string_key;
HashPosition iterator;
ulong num_key;
uint str_len;
int i;
for (i = 0; i < indent; i++) {
ZEND_PUTS_EX(" ");
}
ZEND_PUTS_EX("(\n");
indent += PRINT_ZVAL_INDENT;
zend_hash_internal_pointer_reset_ex(ht, &iterator);
while (zend_hash_get_current_data_ex(ht, (void **) &tmp, &iterator) == SUCCESS) {
for (i = 0; i < indent; i++) {
ZEND_PUTS_EX(" ");
}
ZEND_PUTS_EX("[");
switch (zend_hash_get_current_key_ex(ht, &string_key, &str_len, &num_key, 0, &iterator)) {
case HASH_KEY_IS_STRING:
if (is_object) {
char *prop_name, *class_name;
int mangled = zend_unmangle_property_name(string_key, str_len - 1, &class_name, &prop_name);
ZEND_PUTS_EX(prop_name);
if (class_name && mangled == SUCCESS) {
if (class_name[0]=='*') {
ZEND_PUTS_EX(":protected");
} else {
ZEND_PUTS_EX(":");
ZEND_PUTS_EX(class_name);
ZEND_PUTS_EX(":private");
}
}
} else {
ZEND_WRITE_EX(string_key, str_len-1);
}
break;
case HASH_KEY_IS_LONG:
{
char key[25];
snprintf(key, sizeof(key), "%ld", num_key);
ZEND_PUTS_EX(key);
}
break;
}
ZEND_PUTS_EX("] => ");
zend_print_zval_r_ex(write_func, *tmp, indent+PRINT_ZVAL_INDENT TSRMLS_CC);
ZEND_PUTS_EX("\n");
zend_hash_move_forward_ex(ht, &iterator);
}
indent -= PRINT_ZVAL_INDENT;
for (i = 0; i < indent; i++) {
ZEND_PUTS_EX(" ");
}
ZEND_PUTS_EX(")\n");
}
/* }}} */
static void print_flat_hash(HashTable *ht TSRMLS_DC) /* {{{ */
{
zval **tmp;
char *string_key;
HashPosition iterator;
ulong num_key;
uint str_len;
int i = 0;
zend_hash_internal_pointer_reset_ex(ht, &iterator);
while (zend_hash_get_current_data_ex(ht, (void **) &tmp, &iterator) == SUCCESS) {
if (i++ > 0) {
ZEND_PUTS(",");
}
ZEND_PUTS("[");
switch (zend_hash_get_current_key_ex(ht, &string_key, &str_len, &num_key, 0, &iterator)) {
case HASH_KEY_IS_STRING:
ZEND_PUTS(string_key);
break;
case HASH_KEY_IS_LONG:
zend_printf("%ld", num_key);
break;
}
ZEND_PUTS("] => ");
zend_print_flat_zval_r(*tmp TSRMLS_CC);
zend_hash_move_forward_ex(ht, &iterator);
}
}
/* }}} */
ZEND_API void zend_make_printable_zval(zval *expr, zval *expr_copy, int *use_copy) /* {{{ */
{
if (Z_TYPE_P(expr)==IS_STRING) {
*use_copy = 0;
return;
}
switch (Z_TYPE_P(expr)) {
case IS_NULL:
Z_STRLEN_P(expr_copy) = 0;
Z_STRVAL_P(expr_copy) = STR_EMPTY_ALLOC();
break;
case IS_BOOL:
if (Z_LVAL_P(expr)) {
Z_STRLEN_P(expr_copy) = 1;
Z_STRVAL_P(expr_copy) = estrndup("1", 1);
} else {
Z_STRLEN_P(expr_copy) = 0;
Z_STRVAL_P(expr_copy) = STR_EMPTY_ALLOC();
}
break;
case IS_RESOURCE:
Z_STRVAL_P(expr_copy) = (char *) emalloc(sizeof("Resource id #") - 1 + MAX_LENGTH_OF_LONG);
Z_STRLEN_P(expr_copy) = sprintf(Z_STRVAL_P(expr_copy), "Resource id #%ld", Z_LVAL_P(expr));
break;
case IS_ARRAY:
Z_STRLEN_P(expr_copy) = sizeof("Array") - 1;
Z_STRVAL_P(expr_copy) = estrndup("Array", Z_STRLEN_P(expr_copy));
break;
case IS_OBJECT:
{
TSRMLS_FETCH();
if (Z_OBJ_HANDLER_P(expr, cast_object) && Z_OBJ_HANDLER_P(expr, cast_object)(expr, expr_copy, IS_STRING TSRMLS_CC) == SUCCESS) {
break;
}
/* Standard PHP objects */
if (Z_OBJ_HT_P(expr) == &std_object_handlers || !Z_OBJ_HANDLER_P(expr, cast_object)) {
if (zend_std_cast_object_tostring(expr, expr_copy, IS_STRING TSRMLS_CC) == SUCCESS) {
break;
}
}
if (!Z_OBJ_HANDLER_P(expr, cast_object) && Z_OBJ_HANDLER_P(expr, get)) {
zval *z = Z_OBJ_HANDLER_P(expr, get)(expr TSRMLS_CC);
Z_ADDREF_P(z);
if (Z_TYPE_P(z) != IS_OBJECT) {
zend_make_printable_zval(z, expr_copy, use_copy);
if (*use_copy) {
zval_ptr_dtor(&z);
} else {
ZVAL_ZVAL(expr_copy, z, 0, 1);
*use_copy = 1;
}
return;
}
zval_ptr_dtor(&z);
}
zend_error(EG(exception) ? E_ERROR : E_RECOVERABLE_ERROR, "Object of class %s could not be converted to string", Z_OBJCE_P(expr)->name);
Z_STRLEN_P(expr_copy) = 0;
Z_STRVAL_P(expr_copy) = STR_EMPTY_ALLOC();
}
break;
case IS_DOUBLE:
*expr_copy = *expr;
zval_copy_ctor(expr_copy);
zend_locale_sprintf_double(expr_copy ZEND_FILE_LINE_CC);
break;
default:
*expr_copy = *expr;
zval_copy_ctor(expr_copy);
convert_to_string(expr_copy);
break;
}
Z_TYPE_P(expr_copy) = IS_STRING;
*use_copy = 1;
}
/* }}} */
ZEND_API int zend_print_zval(zval *expr, int indent) /* {{{ */
{
return zend_print_zval_ex(zend_write, expr, indent);
}
/* }}} */
ZEND_API int zend_print_zval_ex(zend_write_func_t write_func, zval *expr, int indent) /* {{{ */
{
zval expr_copy;
int use_copy;
zend_make_printable_zval(expr, &expr_copy, &use_copy);
if (use_copy) {
expr = &expr_copy;
}
if (Z_STRLEN_P(expr) == 0) { /* optimize away empty strings */
if (use_copy) {
zval_dtor(expr);
}
return 0;
}
write_func(Z_STRVAL_P(expr), Z_STRLEN_P(expr));
if (use_copy) {
zval_dtor(expr);
}
return Z_STRLEN_P(expr);
}
/* }}} */
ZEND_API void zend_print_flat_zval_r(zval *expr TSRMLS_DC) /* {{{ */
{
switch (Z_TYPE_P(expr)) {
case IS_ARRAY:
ZEND_PUTS("Array (");
if (++Z_ARRVAL_P(expr)->nApplyCount>1) {
ZEND_PUTS(" *RECURSION*");
Z_ARRVAL_P(expr)->nApplyCount--;
return;
}
print_flat_hash(Z_ARRVAL_P(expr) TSRMLS_CC);
ZEND_PUTS(")");
Z_ARRVAL_P(expr)->nApplyCount--;
break;
case IS_OBJECT:
{
HashTable *properties = NULL;
char *class_name = NULL;
zend_uint clen;
if (Z_OBJ_HANDLER_P(expr, get_class_name)) {
Z_OBJ_HANDLER_P(expr, get_class_name)(expr, &class_name, &clen, 0 TSRMLS_CC);
}
if (class_name) {
zend_printf("%s Object (", class_name);
} else {
zend_printf("%s Object (", "Unknown Class");
}
if (class_name) {
efree(class_name);
}
if (Z_OBJ_HANDLER_P(expr, get_properties)) {
properties = Z_OBJPROP_P(expr);
}
if (properties) {
if (++properties->nApplyCount>1) {
ZEND_PUTS(" *RECURSION*");
properties->nApplyCount--;
return;
}
print_flat_hash(properties TSRMLS_CC);
properties->nApplyCount--;
}
ZEND_PUTS(")");
break;
}
default:
zend_print_variable(expr);
break;
}
}
/* }}} */
ZEND_API void zend_print_zval_r(zval *expr, int indent TSRMLS_DC) /* {{{ */
{
zend_print_zval_r_ex(zend_write, expr, indent TSRMLS_CC);
}
/* }}} */
ZEND_API void zend_print_zval_r_ex(zend_write_func_t write_func, zval *expr, int indent TSRMLS_DC) /* {{{ */
{
switch (Z_TYPE_P(expr)) {
case IS_ARRAY:
ZEND_PUTS_EX("Array\n");
if (++Z_ARRVAL_P(expr)->nApplyCount>1) {
ZEND_PUTS_EX(" *RECURSION*");
Z_ARRVAL_P(expr)->nApplyCount--;
return;
}
print_hash(write_func, Z_ARRVAL_P(expr), indent, 0 TSRMLS_CC);
Z_ARRVAL_P(expr)->nApplyCount--;
break;
case IS_OBJECT:
{
HashTable *properties;
char *class_name = NULL;
zend_uint clen;
int is_temp;
if (Z_OBJ_HANDLER_P(expr, get_class_name)) {
Z_OBJ_HANDLER_P(expr, get_class_name)(expr, &class_name, &clen, 0 TSRMLS_CC);
}
if (class_name) {
ZEND_PUTS_EX(class_name);
} else {
ZEND_PUTS_EX("Unknown Class");
}
ZEND_PUTS_EX(" Object\n");
if (class_name) {
efree(class_name);
}
if ((properties = Z_OBJDEBUG_P(expr, is_temp)) == NULL) {
break;
}
if (++properties->nApplyCount>1) {
ZEND_PUTS_EX(" *RECURSION*");
properties->nApplyCount--;
return;
}
print_hash(write_func, properties, indent, 1 TSRMLS_CC);
properties->nApplyCount--;
if (is_temp) {
zend_hash_destroy(properties);
efree(properties);
}
break;
}
default:
zend_print_zval_ex(write_func, expr, indent);
break;
}
}
/* }}} */
static FILE *zend_fopen_wrapper(const char *filename, char **opened_path TSRMLS_DC) /* {{{ */
{
if (opened_path) {
*opened_path = estrdup(filename);
}
return fopen(filename, "rb");
}
/* }}} */
#ifdef ZTS
static zend_bool asp_tags_default = 0;
static zend_bool short_tags_default = 1;
static zend_bool ct_pass_ref_default = 1;
static zend_uint compiler_options_default = ZEND_COMPILE_DEFAULT;
#else
# define asp_tags_default 0
# define short_tags_default 1
# define ct_pass_ref_default 1
# define compiler_options_default ZEND_COMPILE_DEFAULT
#endif
static void zend_set_default_compile_time_values(TSRMLS_D) /* {{{ */
{
/* default compile-time values */
CG(asp_tags) = asp_tags_default;
CG(short_tags) = short_tags_default;
CG(allow_call_time_pass_reference) = ct_pass_ref_default;
CG(compiler_options) = compiler_options_default;
}
/* }}} */
static void zend_init_exception_op(TSRMLS_D) /* {{{ */
{
memset(EG(exception_op), 0, sizeof(EG(exception_op)));
EG(exception_op)[0].opcode = ZEND_HANDLE_EXCEPTION;
EG(exception_op)[0].op1.op_type = IS_UNUSED;
EG(exception_op)[0].op2.op_type = IS_UNUSED;
EG(exception_op)[0].result.op_type = IS_UNUSED;
ZEND_VM_SET_OPCODE_HANDLER(EG(exception_op));
EG(exception_op)[1].opcode = ZEND_HANDLE_EXCEPTION;
EG(exception_op)[1].op1.op_type = IS_UNUSED;
EG(exception_op)[1].op2.op_type = IS_UNUSED;
EG(exception_op)[1].result.op_type = IS_UNUSED;
ZEND_VM_SET_OPCODE_HANDLER(EG(exception_op)+1);
EG(exception_op)[2].opcode = ZEND_HANDLE_EXCEPTION;
EG(exception_op)[2].op1.op_type = IS_UNUSED;
EG(exception_op)[2].op2.op_type = IS_UNUSED;
EG(exception_op)[2].result.op_type = IS_UNUSED;
ZEND_VM_SET_OPCODE_HANDLER(EG(exception_op)+2);
}
/* }}} */
#ifdef ZTS
static void compiler_globals_ctor(zend_compiler_globals *compiler_globals TSRMLS_DC) /* {{{ */
{
zend_function tmp_func;
zend_class_entry *tmp_class;
compiler_globals->compiled_filename = NULL;
compiler_globals->function_table = (HashTable *) malloc(sizeof(HashTable));
zend_hash_init_ex(compiler_globals->function_table, 100, NULL, ZEND_FUNCTION_DTOR, 1, 0);
zend_hash_copy(compiler_globals->function_table, global_function_table, NULL, &tmp_func, sizeof(zend_function));
compiler_globals->class_table = (HashTable *) malloc(sizeof(HashTable));
zend_hash_init_ex(compiler_globals->class_table, 10, NULL, ZEND_CLASS_DTOR, 1, 0);
zend_hash_copy(compiler_globals->class_table, global_class_table, (copy_ctor_func_t) zend_class_add_ref, &tmp_class, sizeof(zend_class_entry *));
zend_set_default_compile_time_values(TSRMLS_C);
CG(interactive) = 0;
compiler_globals->auto_globals = (HashTable *) malloc(sizeof(HashTable));
zend_hash_init_ex(compiler_globals->auto_globals, 8, NULL, NULL, 1, 0);
zend_hash_copy(compiler_globals->auto_globals, global_auto_globals_table, NULL, NULL, sizeof(zend_auto_global) /* empty element */);
compiler_globals->last_static_member = zend_hash_num_elements(compiler_globals->class_table);
if (compiler_globals->last_static_member) {
compiler_globals->static_members = (HashTable**)calloc(compiler_globals->last_static_member, sizeof(HashTable*));
} else {
compiler_globals->static_members = NULL;
}
}
/* }}} */
static void compiler_globals_dtor(zend_compiler_globals *compiler_globals TSRMLS_DC) /* {{{ */
{
if (compiler_globals->function_table != GLOBAL_FUNCTION_TABLE) {
zend_hash_destroy(compiler_globals->function_table);
free(compiler_globals->function_table);
}
if (compiler_globals->class_table != GLOBAL_CLASS_TABLE) {
zend_hash_destroy(compiler_globals->class_table);
free(compiler_globals->class_table);
}
if (compiler_globals->auto_globals != GLOBAL_AUTO_GLOBALS_TABLE) {
zend_hash_destroy(compiler_globals->auto_globals);
free(compiler_globals->auto_globals);
}
if (compiler_globals->static_members) {
free(compiler_globals->static_members);
}
compiler_globals->last_static_member = 0;
}
/* }}} */
static void executor_globals_ctor(zend_executor_globals *executor_globals TSRMLS_DC) /* {{{ */
{
zend_startup_constants(TSRMLS_C);
zend_copy_constants(EG(zend_constants), GLOBAL_CONSTANTS_TABLE);
zend_init_rsrc_plist(TSRMLS_C);
zend_init_exception_op(TSRMLS_C);
EG(lambda_count) = 0;
EG(user_error_handler) = NULL;
EG(user_exception_handler) = NULL;
EG(in_execution) = 0;
EG(in_autoload) = NULL;
EG(current_execute_data) = NULL;
EG(current_module) = NULL;
EG(exit_status) = 0;
EG(saved_fpu_cw) = NULL;
EG(active) = 0;
}
/* }}} */
static void executor_globals_dtor(zend_executor_globals *executor_globals TSRMLS_DC) /* {{{ */
{
zend_ini_shutdown(TSRMLS_C);
if (&executor_globals->persistent_list != global_persistent_list) {
zend_destroy_rsrc_list(&executor_globals->persistent_list TSRMLS_CC);
}
if (executor_globals->zend_constants != GLOBAL_CONSTANTS_TABLE) {
zend_hash_destroy(executor_globals->zend_constants);
free(executor_globals->zend_constants);
}
}
/* }}} */
static void zend_new_thread_end_handler(THREAD_T thread_id TSRMLS_DC) /* {{{ */
{
if (zend_copy_ini_directives(TSRMLS_C) == SUCCESS) {
zend_ini_refresh_caches(ZEND_INI_STAGE_STARTUP TSRMLS_CC);
}
}
/* }}} */
#endif
#if defined(__FreeBSD__) || defined(__DragonFly__)
/* FreeBSD and DragonFly floating point precision fix */
#include <floatingpoint.h>
#endif
static void ini_scanner_globals_ctor(zend_ini_scanner_globals *scanner_globals_p TSRMLS_DC) /* {{{ */
{
memset(scanner_globals_p, 0, sizeof(*scanner_globals_p));
}
/* }}} */
static void php_scanner_globals_ctor(zend_php_scanner_globals *scanner_globals_p TSRMLS_DC) /* {{{ */
{
memset(scanner_globals_p, 0, sizeof(*scanner_globals_p));
}
/* }}} */
void zend_init_opcodes_handlers(void);
int zend_startup(zend_utility_functions *utility_functions, char **extensions TSRMLS_DC) /* {{{ */
{
#ifdef ZTS
zend_compiler_globals *compiler_globals;
zend_executor_globals *executor_globals;
extern ZEND_API ts_rsrc_id ini_scanner_globals_id;
extern ZEND_API ts_rsrc_id language_scanner_globals_id;
#else
extern zend_ini_scanner_globals ini_scanner_globals;
extern zend_php_scanner_globals language_scanner_globals;
#endif
start_memory_manager(TSRMLS_C);
#if defined(__FreeBSD__) || defined(__DragonFly__)
/* FreeBSD and DragonFly floating point precision fix */
fpsetmask(0);
#endif
zend_startup_strtod();
zend_startup_extensions_mechanism();
/* Set up utility functions and values */
zend_error_cb = utility_functions->error_function;
zend_printf = utility_functions->printf_function;
zend_write = (zend_write_func_t) utility_functions->write_function;
zend_fopen = utility_functions->fopen_function;
if (!zend_fopen) {
zend_fopen = zend_fopen_wrapper;
}
zend_stream_open_function = utility_functions->stream_open_function;
zend_message_dispatcher_p = utility_functions->message_handler;
zend_block_interruptions = utility_functions->block_interruptions;
zend_unblock_interruptions = utility_functions->unblock_interruptions;
zend_get_configuration_directive_p = utility_functions->get_configuration_directive;
zend_ticks_function = utility_functions->ticks_function;
zend_on_timeout = utility_functions->on_timeout;
zend_vspprintf = utility_functions->vspprintf_function;
zend_getenv = utility_functions->getenv_function;
zend_resolve_path = utility_functions->resolve_path_function;
zend_compile_file = compile_file;
zend_compile_string = compile_string;
zend_execute = execute;
zend_execute_internal = NULL;
zend_throw_exception_hook = NULL;
zend_init_opcodes_handlers();
/* set up version */
zend_version_info = strdup(ZEND_CORE_VERSION_INFO);
zend_version_info_length = sizeof(ZEND_CORE_VERSION_INFO) - 1;
GLOBAL_FUNCTION_TABLE = (HashTable *) malloc(sizeof(HashTable));
GLOBAL_CLASS_TABLE = (HashTable *) malloc(sizeof(HashTable));
GLOBAL_AUTO_GLOBALS_TABLE = (HashTable *) malloc(sizeof(HashTable));
GLOBAL_CONSTANTS_TABLE = (HashTable *) malloc(sizeof(HashTable));
zend_hash_init_ex(GLOBAL_FUNCTION_TABLE, 100, NULL, ZEND_FUNCTION_DTOR, 1, 0);
zend_hash_init_ex(GLOBAL_CLASS_TABLE, 10, NULL, ZEND_CLASS_DTOR, 1, 0);
zend_hash_init_ex(GLOBAL_AUTO_GLOBALS_TABLE, 8, NULL, (dtor_func_t) zend_auto_global_dtor, 1, 0);
zend_hash_init_ex(GLOBAL_CONSTANTS_TABLE, 20, NULL, ZEND_CONSTANT_DTOR, 1, 0);
zend_hash_init_ex(&module_registry, 50, NULL, ZEND_MODULE_DTOR, 1, 0);
zend_init_rsrc_list_dtors();
/* This zval can be used to initialize allocate zval's to an uninit'ed value */
Z_UNSET_ISREF(zval_used_for_init);
Z_SET_REFCOUNT(zval_used_for_init, 1);
Z_TYPE(zval_used_for_init) = IS_NULL;
#ifdef ZTS
ts_allocate_id(&compiler_globals_id, sizeof(zend_compiler_globals), (ts_allocate_ctor) compiler_globals_ctor, (ts_allocate_dtor) compiler_globals_dtor);
ts_allocate_id(&executor_globals_id, sizeof(zend_executor_globals), (ts_allocate_ctor) executor_globals_ctor, (ts_allocate_dtor) executor_globals_dtor);
ts_allocate_id(&language_scanner_globals_id, sizeof(zend_php_scanner_globals), (ts_allocate_ctor) php_scanner_globals_ctor, NULL);
ts_allocate_id(&ini_scanner_globals_id, sizeof(zend_ini_scanner_globals), (ts_allocate_ctor) ini_scanner_globals_ctor, NULL);
compiler_globals = ts_resource(compiler_globals_id);
executor_globals = ts_resource(executor_globals_id);
compiler_globals_dtor(compiler_globals TSRMLS_CC);
compiler_globals->in_compilation = 0;
compiler_globals->function_table = (HashTable *) malloc(sizeof(HashTable));
compiler_globals->class_table = (HashTable *) malloc(sizeof(HashTable));
*compiler_globals->function_table = *GLOBAL_FUNCTION_TABLE;
*compiler_globals->class_table = *GLOBAL_CLASS_TABLE;
compiler_globals->auto_globals = GLOBAL_AUTO_GLOBALS_TABLE;
zend_hash_destroy(executor_globals->zend_constants);
*executor_globals->zend_constants = *GLOBAL_CONSTANTS_TABLE;
#else
ini_scanner_globals_ctor(&ini_scanner_globals TSRMLS_CC);
php_scanner_globals_ctor(&language_scanner_globals TSRMLS_CC);
zend_set_default_compile_time_values(TSRMLS_C);
EG(user_error_handler) = NULL;
EG(user_exception_handler) = NULL;
#endif
zend_startup_builtin_functions(TSRMLS_C);
zend_register_standard_constants(TSRMLS_C);
zend_register_auto_global("GLOBALS", sizeof("GLOBALS") - 1, NULL TSRMLS_CC);
#ifndef ZTS
zend_init_rsrc_plist(TSRMLS_C);
zend_init_exception_op(TSRMLS_C);
#endif
zend_ini_startup(TSRMLS_C);
#ifdef ZTS
tsrm_set_new_thread_end_handler(zend_new_thread_end_handler);
#endif
return SUCCESS;
}
/* }}} */
void zend_register_standard_ini_entries(TSRMLS_D) /* {{{ */
{
int module_number = 0;
REGISTER_INI_ENTRIES();
}
/* }}} */
/* Unlink the global (r/o) copies of the class, function and constant tables,
* and use a fresh r/w copy for the startup thread
*/
void zend_post_startup(TSRMLS_D) /* {{{ */
{
#ifdef ZTS
zend_compiler_globals *compiler_globals = ts_resource(compiler_globals_id);
zend_executor_globals *executor_globals = ts_resource(executor_globals_id);
*GLOBAL_FUNCTION_TABLE = *compiler_globals->function_table;
*GLOBAL_CLASS_TABLE = *compiler_globals->class_table;
*GLOBAL_CONSTANTS_TABLE = *executor_globals->zend_constants;
asp_tags_default = CG(asp_tags);
short_tags_default = CG(short_tags);
ct_pass_ref_default = CG(allow_call_time_pass_reference);
compiler_options_default = CG(compiler_options);
zend_destroy_rsrc_list(&EG(persistent_list) TSRMLS_CC);
free(compiler_globals->function_table);
free(compiler_globals->class_table);
compiler_globals_ctor(compiler_globals, tsrm_ls);
free(EG(zend_constants));
executor_globals_ctor(executor_globals, tsrm_ls);
global_persistent_list = &EG(persistent_list);
zend_copy_ini_directives(TSRMLS_C);
#endif
}
/* }}} */
void zend_shutdown(TSRMLS_D) /* {{{ */
{
#ifdef ZEND_WIN32
zend_shutdown_timeout_thread();
#endif
zend_destroy_rsrc_list(&EG(persistent_list) TSRMLS_CC);
zend_hash_graceful_reverse_destroy(&module_registry);
zend_hash_destroy(GLOBAL_FUNCTION_TABLE);
zend_hash_destroy(GLOBAL_CLASS_TABLE);
zend_hash_destroy(GLOBAL_AUTO_GLOBALS_TABLE);
free(GLOBAL_AUTO_GLOBALS_TABLE);
zend_shutdown_extensions(TSRMLS_C);
free(zend_version_info);
free(GLOBAL_FUNCTION_TABLE);
free(GLOBAL_CLASS_TABLE);
zend_hash_destroy(GLOBAL_CONSTANTS_TABLE);
free(GLOBAL_CONSTANTS_TABLE);
zend_shutdown_strtod();
#ifdef ZTS
GLOBAL_FUNCTION_TABLE = NULL;
GLOBAL_CLASS_TABLE = NULL;
GLOBAL_AUTO_GLOBALS_TABLE = NULL;
GLOBAL_CONSTANTS_TABLE = NULL;
#endif
zend_destroy_rsrc_list_dtors();
}
/* }}} */
void zend_set_utility_values(zend_utility_values *utility_values) /* {{{ */
{
zend_uv = *utility_values;
zend_uv.import_use_extension_length = strlen(zend_uv.import_use_extension);
}
/* }}} */
/* this should be compatible with the standard zenderror */
void zenderror(const char *error) /* {{{ */
{
zend_error(E_PARSE, "%s", error);
}
/* }}} */
BEGIN_EXTERN_C()
ZEND_API void _zend_bailout(char *filename, uint lineno) /* {{{ */
{
TSRMLS_FETCH();
if (!EG(bailout)) {
zend_output_debug_string(1, "%s(%d) : Bailed out without a bailout address!", filename, lineno);
exit(-1);
}
CG(unclean_shutdown) = 1;
CG(in_compilation) = EG(in_execution) = 0;
EG(current_execute_data) = NULL;
LONGJMP(*EG(bailout), FAILURE);
}
/* }}} */
END_EXTERN_C()
void zend_append_version_info(const zend_extension *extension) /* {{{ */
{
char *new_info;
uint new_info_length;
new_info_length = sizeof(" with v, by \n")
+ strlen(extension->name)
+ strlen(extension->version)
+ strlen(extension->copyright)
+ strlen(extension->author);
new_info = (char *) malloc(new_info_length + 1);
sprintf(new_info, " with %s v%s, %s, by %s\n", extension->name, extension->version, extension->copyright, extension->author);
zend_version_info = (char *) realloc(zend_version_info, zend_version_info_length+new_info_length + 1);
strcat(zend_version_info, new_info);
zend_version_info_length += new_info_length;
free(new_info);
}
/* }}} */
ZEND_API char *get_zend_version(void) /* {{{ */
{
return zend_version_info;
}
/* }}} */
void zend_activate(TSRMLS_D) /* {{{ */
{
gc_reset(TSRMLS_C);
init_compiler(TSRMLS_C);
init_executor(TSRMLS_C);
startup_scanner(TSRMLS_C);
}
/* }}} */
void zend_activate_modules(TSRMLS_D) /* {{{ */
{
zend_hash_apply(&module_registry, (apply_func_t) module_registry_request_startup TSRMLS_CC);
}
/* }}} */
void zend_deactivate_modules(TSRMLS_D) /* {{{ */
{
EG(opline_ptr) = NULL; /* we're no longer executing anything */
zend_try {
zend_hash_reverse_apply(&module_registry, (apply_func_t) module_registry_cleanup TSRMLS_CC);
} zend_end_try();
}
/* }}} */
void zend_call_destructors(TSRMLS_D) /* {{{ */
{
zend_try {
shutdown_destructors(TSRMLS_C);
} zend_end_try();
}
/* }}} */
void zend_deactivate(TSRMLS_D) /* {{{ */
{
/* we're no longer executing anything */
EG(opline_ptr) = NULL;
EG(active_symbol_table) = NULL;
zend_try {
shutdown_scanner(TSRMLS_C);
} zend_end_try();
/* shutdown_executor() takes care of its own bailout handling */
shutdown_executor(TSRMLS_C);
zend_try {
shutdown_compiler(TSRMLS_C);
} zend_end_try();
zend_destroy_rsrc_list(&EG(regular_list) TSRMLS_CC);
#ifdef ZEND_DEBUG
if (GC_G(gc_enabled) && !CG(unclean_shutdown)) {
gc_collect_cycles(TSRMLS_C);
}
#endif
#if GC_BENCH
fprintf(stderr, "GC Statistics\n");
fprintf(stderr, "-------------\n");
fprintf(stderr, "Runs: %d\n", GC_G(gc_runs));
fprintf(stderr, "Collected: %d\n", GC_G(collected));
fprintf(stderr, "Root buffer length: %d\n", GC_G(root_buf_length));
fprintf(stderr, "Root buffer peak: %d\n\n", GC_G(root_buf_peak));
fprintf(stderr, " Possible Remove from Marked\n");
fprintf(stderr, " Root Buffered buffer grey\n");
fprintf(stderr, " -------- -------- ----------- ------\n");
fprintf(stderr, "ZVAL %8d %8d %9d %8d\n", GC_G(zval_possible_root), GC_G(zval_buffered), GC_G(zval_remove_from_buffer), GC_G(zval_marked_grey));
fprintf(stderr, "ZOBJ %8d %8d %9d %8d\n", GC_G(zobj_possible_root), GC_G(zobj_buffered), GC_G(zobj_remove_from_buffer), GC_G(zobj_marked_grey));
#endif
zend_try {
zend_ini_deactivate(TSRMLS_C);
} zend_end_try();
}
/* }}} */
static int exec_done_cb(zend_module_entry *module TSRMLS_DC) /* {{{ */
{
if (module->post_deactivate_func) {
module->post_deactivate_func();
}
return 0;
}
/* }}} */
void zend_post_deactivate_modules(TSRMLS_D) /* {{{ */
{
zend_hash_apply(&module_registry, (apply_func_t) exec_done_cb TSRMLS_CC);
zend_hash_reverse_apply(&module_registry, (apply_func_t) module_registry_unload_temp TSRMLS_CC);
}
/* }}} */
BEGIN_EXTERN_C()
ZEND_API void zend_message_dispatcher(long message, void *data TSRMLS_DC) /* {{{ */
{
if (zend_message_dispatcher_p) {
zend_message_dispatcher_p(message, data TSRMLS_CC);
}
}
/* }}} */
END_EXTERN_C()
ZEND_API int zend_get_configuration_directive(const char *name, uint name_length, zval *contents) /* {{{ */
{
if (zend_get_configuration_directive_p) {
return zend_get_configuration_directive_p(name, name_length, contents);
} else {
return FAILURE;
}
}
/* }}} */
ZEND_API void zend_error(int type, const char *format, ...) /* {{{ */
{
va_list args;
va_list usr_copy;
zval ***params;
zval *retval;
zval *z_error_type, *z_error_message, *z_error_filename, *z_error_lineno, *z_context;
char *error_filename;
uint error_lineno;
zval *orig_user_error_handler;
zend_bool in_compilation;
zend_class_entry *saved_class_entry;
TSRMLS_FETCH();
/* Obtain relevant filename and lineno */
switch (type) {
case E_CORE_ERROR:
case E_CORE_WARNING:
error_filename = NULL;
error_lineno = 0;
break;
case E_PARSE:
case E_COMPILE_ERROR:
case E_COMPILE_WARNING:
case E_ERROR:
case E_NOTICE:
case E_STRICT:
case E_DEPRECATED:
case E_WARNING:
case E_USER_ERROR:
case E_USER_WARNING:
case E_USER_NOTICE:
case E_USER_DEPRECATED:
case E_RECOVERABLE_ERROR:
if (zend_is_compiling(TSRMLS_C)) {
error_filename = zend_get_compiled_filename(TSRMLS_C);
error_lineno = zend_get_compiled_lineno(TSRMLS_C);
} else if (zend_is_executing(TSRMLS_C)) {
error_filename = zend_get_executed_filename(TSRMLS_C);
error_lineno = zend_get_executed_lineno(TSRMLS_C);
} else {