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
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
|
/*
+----------------------------------------------------------------------+
| Zend Engine |
+----------------------------------------------------------------------+
| Copyright (c) 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@php.net> |
| Zeev Suraski <zeev@php.net> |
| Dmitry Stogov <dmitry@php.net> |
| Xinchen Hui <laruence@php.net> |
+----------------------------------------------------------------------+
*/
#ifndef ZEND_TYPES_H
#define ZEND_TYPES_H
#include "zend_portability.h"
#include "zend_long.h"
#ifdef __SSE2__
# include <mmintrin.h>
# include <emmintrin.h>
#endif
#ifdef WORDS_BIGENDIAN
# define ZEND_ENDIAN_LOHI(lo, hi) hi; lo;
# define ZEND_ENDIAN_LOHI_3(lo, mi, hi) hi; mi; lo;
# define ZEND_ENDIAN_LOHI_4(a, b, c, d) d; c; b; a;
# define ZEND_ENDIAN_LOHI_C(lo, hi) hi, lo
# define ZEND_ENDIAN_LOHI_C_3(lo, mi, hi) hi, mi, lo,
# define ZEND_ENDIAN_LOHI_C_4(a, b, c, d) d, c, b, a
#else
# define ZEND_ENDIAN_LOHI(lo, hi) lo; hi;
# define ZEND_ENDIAN_LOHI_3(lo, mi, hi) lo; mi; hi;
# define ZEND_ENDIAN_LOHI_4(a, b, c, d) a; b; c; d;
# define ZEND_ENDIAN_LOHI_C(lo, hi) lo, hi
# define ZEND_ENDIAN_LOHI_C_3(lo, mi, hi) lo, mi, hi,
# define ZEND_ENDIAN_LOHI_C_4(a, b, c, d) a, b, c, d
#endif
typedef unsigned char zend_bool;
typedef unsigned char zend_uchar;
typedef enum {
SUCCESS = 0,
FAILURE = -1, /* this MUST stay a negative number, or it may affect functions! */
} ZEND_RESULT_CODE;
#ifdef ZEND_ENABLE_ZVAL_LONG64
# ifdef ZEND_WIN32
# define ZEND_SIZE_MAX _UI64_MAX
# else
# define ZEND_SIZE_MAX SIZE_MAX
# endif
#else
# if defined(ZEND_WIN32)
# define ZEND_SIZE_MAX _UI32_MAX
# else
# define ZEND_SIZE_MAX SIZE_MAX
# endif
#endif
typedef intptr_t zend_intptr_t;
typedef uintptr_t zend_uintptr_t;
#ifdef ZTS
#define ZEND_TLS static TSRM_TLS
#define ZEND_EXT_TLS TSRM_TLS
#else
#define ZEND_TLS static
#define ZEND_EXT_TLS
#endif
typedef struct _zend_object_handlers zend_object_handlers;
typedef struct _zend_class_entry zend_class_entry;
typedef union _zend_function zend_function;
typedef struct _zend_execute_data zend_execute_data;
typedef struct _zval_struct zval;
typedef struct _zend_refcounted zend_refcounted;
typedef struct _zend_string zend_string;
typedef struct _zend_array zend_array;
typedef struct _zend_object zend_object;
typedef struct _zend_resource zend_resource;
typedef struct _zend_reference zend_reference;
typedef struct _zend_ast_ref zend_ast_ref;
typedef struct _zend_ast zend_ast;
typedef int (*compare_func_t)(const void *, const void *);
typedef void (*swap_func_t)(void *, void *);
typedef void (*sort_func_t)(void *, size_t, size_t, compare_func_t, swap_func_t);
typedef void (*dtor_func_t)(zval *pDest);
typedef void (*copy_ctor_func_t)(zval *pElement);
/*
* zend_type - is an abstraction layer to represent information about type hint.
* It shouldn't be used directly. Only through ZEND_TYPE_* macros.
*
* ZEND_TYPE_IS_SET() - checks if type-hint exists
* ZEND_TYPE_IS_ONLY_MASK() - checks if type-hint refer to standard type
* ZEND_TYPE_IS_CLASS() - checks if type-hint refer to some class
* ZEND_TYPE_IS_CE() - checks if type-hint refer to some class by zend_class_entry *
* ZEND_TYPE_IS_NAME() - checks if type-hint refer to some class by zend_string *
*
* ZEND_TYPE_NAME() - returns referenced class name
* ZEND_TYPE_CE() - returns referenced class entry
* ZEND_TYPE_PURE_MASK() - returns MAY_BE_* type mask
* ZEND_TYPE_FULL_MASK() - returns MAY_BE_* type mask together with other flags
*
* ZEND_TYPE_ALLOW_NULL() - checks if NULL is allowed
*
* ZEND_TYPE_INIT_*() should be used for construction.
*/
typedef struct {
/* Not using a union here, because there's no good way to initialize them
* in a way that is supported in both C and C++ (designated initializers
* are only supported since C++20). */
void *ptr;
uint32_t type_mask;
/* TODO: We could use the extra 32-bit of padding on 64-bit systems. */
} zend_type;
#define _ZEND_TYPE_EXTRA_FLAGS_SHIFT 24
#define _ZEND_TYPE_MASK ((1u << 24) - 1)
#define _ZEND_TYPE_MAY_BE_MASK ((1u << (IS_VOID+1)) - 1)
#define _ZEND_TYPE_CE_BIT (1u << 22)
#define _ZEND_TYPE_NAME_BIT (1u << 23)
/* Must have same value as MAY_BE_NULL */
#define _ZEND_TYPE_NULLABLE_BIT 0x2
#define ZEND_TYPE_IS_SET(t) \
(((t).type_mask & _ZEND_TYPE_MASK) != 0)
#define ZEND_TYPE_IS_CLASS(t) \
(((t.type_mask) & (_ZEND_TYPE_NAME_BIT|_ZEND_TYPE_CE_BIT)) != 0)
#define ZEND_TYPE_IS_CE(t) \
(((t.type_mask) & _ZEND_TYPE_CE_BIT) != 0)
#define ZEND_TYPE_IS_NAME(t) \
(((t.type_mask) & _ZEND_TYPE_NAME_BIT) != 0)
#define ZEND_TYPE_IS_ONLY_MASK(t) \
(ZEND_TYPE_IS_SET(t) && (t).ptr == NULL)
#define ZEND_TYPE_NAME(t) \
((zend_string *) (t).ptr)
#define ZEND_TYPE_LITERAL_NAME(t) \
((const char *) (t).ptr)
#define ZEND_TYPE_CE(t) \
((zend_class_entry *) (t).ptr)
#define ZEND_TYPE_SET_PTR(t, _ptr) \
((t).ptr = (_ptr))
/* FULL_MASK() includes the MAY_BE_* type mask, the CE/NAME bits, as well as extra reserved bits.
* The PURE_MASK() only includes the MAY_BE_* type mask. */
#define ZEND_TYPE_FULL_MASK(t) \
((t).type_mask)
#define ZEND_TYPE_PURE_MASK(t) \
((t).type_mask & _ZEND_TYPE_MAY_BE_MASK)
#define ZEND_TYPE_FULL_MASK_WITHOUT_NULL(t) \
((t).type_mask & ~_ZEND_TYPE_NULLABLE_BIT)
#define ZEND_TYPE_PURE_MASK_WITHOUT_NULL(t) \
((t).type_mask & _ZEND_TYPE_MAY_BE_MASK & ~_ZEND_TYPE_NULLABLE_BIT)
#define ZEND_TYPE_CONTAINS_CODE(t, code) \
(((t).type_mask & (1u << (code))) != 0)
#define ZEND_TYPE_ALLOW_NULL(t) \
(((t).type_mask & _ZEND_TYPE_NULLABLE_BIT) != 0)
#define ZEND_TYPE_INIT_NONE(extra_flags) \
{ NULL, (extra_flags) }
#define ZEND_TYPE_INIT_MASK(_type_mask) \
{ NULL, (_type_mask) }
#define ZEND_TYPE_INIT_CODE(code, allow_null, extra_flags) \
ZEND_TYPE_INIT_MASK(((code) == _IS_BOOL ? (MAY_BE_FALSE|MAY_BE_TRUE) : (1 << (code))) \
| ((allow_null) ? _ZEND_TYPE_NULLABLE_BIT : 0) | (extra_flags))
#define ZEND_TYPE_INIT_CE(_ce, allow_null, extra_flags) \
{ (void *) (_ce), \
_ZEND_TYPE_CE_BIT | ((allow_null) ? _ZEND_TYPE_NULLABLE_BIT : 0) | (extra_flags) }
#define ZEND_TYPE_INIT_CLASS(class_name, allow_null, extra_flags) \
{ (void *) (class_name), \
_ZEND_TYPE_NAME_BIT | ((allow_null) ? _ZEND_TYPE_NULLABLE_BIT : 0) | (extra_flags) }
#define ZEND_TYPE_INIT_CLASS_CONST(class_name, allow_null, extra_flags) \
{ (void *) (class_name), \
_ZEND_TYPE_NAME_BIT | ((allow_null) ? _ZEND_TYPE_NULLABLE_BIT : 0) | (extra_flags) }
typedef union _zend_value {
zend_long lval; /* long value */
double dval; /* double value */
zend_refcounted *counted;
zend_string *str;
zend_array *arr;
zend_object *obj;
zend_resource *res;
zend_reference *ref;
zend_ast_ref *ast;
zval *zv;
void *ptr;
zend_class_entry *ce;
zend_function *func;
struct {
uint32_t w1;
uint32_t w2;
} ww;
} zend_value;
struct _zval_struct {
zend_value value; /* value */
union {
struct {
ZEND_ENDIAN_LOHI_3(
zend_uchar type, /* active type */
zend_uchar type_flags,
union {
uint16_t extra; /* not further specified */
} u)
} v;
uint32_t type_info;
} u1;
union {
uint32_t next; /* hash collision chain */
uint32_t cache_slot; /* cache slot (for RECV_INIT) */
uint32_t opline_num; /* opline number (for FAST_CALL) */
uint32_t lineno; /* line number (for ast nodes) */
uint32_t num_args; /* arguments number for EX(This) */
uint32_t fe_pos; /* foreach position */
uint32_t fe_iter_idx; /* foreach iterator index */
uint32_t access_flags; /* class constant access flags */
uint32_t property_guard; /* single property guard */
uint32_t constant_flags; /* constant flags */
uint32_t extra; /* not further specified */
} u2;
};
typedef struct _zend_refcounted_h {
uint32_t refcount; /* reference counter 32-bit */
union {
uint32_t type_info;
} u;
} zend_refcounted_h;
struct _zend_refcounted {
zend_refcounted_h gc;
};
struct _zend_string {
zend_refcounted_h gc;
zend_ulong h; /* hash value */
size_t len;
char val[1];
};
typedef struct _Bucket {
zval val;
zend_ulong h; /* hash value (or numeric index) */
zend_string *key; /* string key or NULL for numerics */
} Bucket;
typedef struct _zend_array HashTable;
struct _zend_array {
zend_refcounted_h gc;
union {
struct {
ZEND_ENDIAN_LOHI_4(
zend_uchar flags,
zend_uchar _unused,
zend_uchar nIteratorsCount,
zend_uchar _unused2)
} v;
uint32_t flags;
} u;
uint32_t nTableMask;
Bucket *arData;
uint32_t nNumUsed;
uint32_t nNumOfElements;
uint32_t nTableSize;
uint32_t nInternalPointer;
zend_long nNextFreeElement;
dtor_func_t pDestructor;
};
/*
* HashTable Data Layout
* =====================
*
* +=============================+
* | HT_HASH(ht, ht->nTableMask) |
* | ... |
* | HT_HASH(ht, -1) |
* +-----------------------------+
* ht->arData ---> | Bucket[0] |
* | ... |
* | Bucket[ht->nTableSize-1] |
* +=============================+
*/
#define HT_INVALID_IDX ((uint32_t) -1)
#define HT_MIN_MASK ((uint32_t) -2)
#define HT_MIN_SIZE 8
#if SIZEOF_SIZE_T == 4
# define HT_MAX_SIZE 0x04000000 /* small enough to avoid overflow checks */
# define HT_HASH_TO_BUCKET_EX(data, idx) \
((Bucket*)((char*)(data) + (idx)))
# define HT_IDX_TO_HASH(idx) \
((idx) * sizeof(Bucket))
# define HT_HASH_TO_IDX(idx) \
((idx) / sizeof(Bucket))
#elif SIZEOF_SIZE_T == 8
# define HT_MAX_SIZE 0x80000000
# define HT_HASH_TO_BUCKET_EX(data, idx) \
((data) + (idx))
# define HT_IDX_TO_HASH(idx) \
(idx)
# define HT_HASH_TO_IDX(idx) \
(idx)
#else
# error "Unknown SIZEOF_SIZE_T"
#endif
#define HT_HASH_EX(data, idx) \
((uint32_t*)(data))[(int32_t)(idx)]
#define HT_HASH(ht, idx) \
HT_HASH_EX((ht)->arData, idx)
#define HT_SIZE_TO_MASK(nTableSize) \
((uint32_t)(-((nTableSize) + (nTableSize))))
#define HT_HASH_SIZE(nTableMask) \
(((size_t)(uint32_t)-(int32_t)(nTableMask)) * sizeof(uint32_t))
#define HT_DATA_SIZE(nTableSize) \
((size_t)(nTableSize) * sizeof(Bucket))
#define HT_SIZE_EX(nTableSize, nTableMask) \
(HT_DATA_SIZE((nTableSize)) + HT_HASH_SIZE((nTableMask)))
#define HT_SIZE(ht) \
HT_SIZE_EX((ht)->nTableSize, (ht)->nTableMask)
#define HT_USED_SIZE(ht) \
(HT_HASH_SIZE((ht)->nTableMask) + ((size_t)(ht)->nNumUsed * sizeof(Bucket)))
#ifdef __SSE2__
# define HT_HASH_RESET(ht) do { \
char *p = (char*)&HT_HASH(ht, (ht)->nTableMask); \
size_t size = HT_HASH_SIZE((ht)->nTableMask); \
__m128i xmm0 = _mm_setzero_si128(); \
xmm0 = _mm_cmpeq_epi8(xmm0, xmm0); \
ZEND_ASSERT(size >= 64 && ((size & 0x3f) == 0)); \
do { \
_mm_storeu_si128((__m128i*)p, xmm0); \
_mm_storeu_si128((__m128i*)(p+16), xmm0); \
_mm_storeu_si128((__m128i*)(p+32), xmm0); \
_mm_storeu_si128((__m128i*)(p+48), xmm0); \
p += 64; \
size -= 64; \
} while (size != 0); \
} while (0)
#else
# define HT_HASH_RESET(ht) \
memset(&HT_HASH(ht, (ht)->nTableMask), HT_INVALID_IDX, HT_HASH_SIZE((ht)->nTableMask))
#endif
#define HT_HASH_RESET_PACKED(ht) do { \
HT_HASH(ht, -2) = HT_INVALID_IDX; \
HT_HASH(ht, -1) = HT_INVALID_IDX; \
} while (0)
#define HT_HASH_TO_BUCKET(ht, idx) \
HT_HASH_TO_BUCKET_EX((ht)->arData, idx)
#define HT_SET_DATA_ADDR(ht, ptr) do { \
(ht)->arData = (Bucket*)(((char*)(ptr)) + HT_HASH_SIZE((ht)->nTableMask)); \
} while (0)
#define HT_GET_DATA_ADDR(ht) \
((char*)((ht)->arData) - HT_HASH_SIZE((ht)->nTableMask))
typedef uint32_t HashPosition;
typedef struct _HashTableIterator {
HashTable *ht;
HashPosition pos;
} HashTableIterator;
struct _zend_object {
zend_refcounted_h gc;
uint32_t handle; // TODO: may be removed ???
zend_class_entry *ce;
const zend_object_handlers *handlers;
HashTable *properties;
zval properties_table[1];
};
struct _zend_resource {
zend_refcounted_h gc;
int handle; // TODO: may be removed ???
int type;
void *ptr;
};
typedef struct {
size_t num;
size_t num_allocated;
struct _zend_property_info *ptr[1];
} zend_property_info_list;
typedef union {
struct _zend_property_info *ptr;
uintptr_t list;
} zend_property_info_source_list;
#define ZEND_PROPERTY_INFO_SOURCE_FROM_LIST(list) (0x1 | (uintptr_t) (list))
#define ZEND_PROPERTY_INFO_SOURCE_TO_LIST(list) ((zend_property_info_list *) ((list) & ~0x1))
#define ZEND_PROPERTY_INFO_SOURCE_IS_LIST(list) ((list) & 0x1)
struct _zend_reference {
zend_refcounted_h gc;
zval val;
zend_property_info_source_list sources;
};
struct _zend_ast_ref {
zend_refcounted_h gc;
/*zend_ast ast; zend_ast follows the zend_ast_ref structure */
};
/* Regular data types: Must be in sync with zend_variables.c. */
#define IS_UNDEF 0
#define IS_NULL 1
#define IS_FALSE 2
#define IS_TRUE 3
#define IS_LONG 4
#define IS_DOUBLE 5
#define IS_STRING 6
#define IS_ARRAY 7
#define IS_OBJECT 8
#define IS_RESOURCE 9
#define IS_REFERENCE 10
#define IS_CONSTANT_AST 11 /* Constant expressions */
/* Fake types used only for type hinting. IS_VOID should be the last. */
#define IS_CALLABLE 12
#define IS_ITERABLE 13
#define IS_VOID 14
/* internal types */
#define IS_INDIRECT 15
#define IS_PTR 16
#define _IS_ERROR 17
/* used for casts */
#define _IS_BOOL 18
#define _IS_NUMBER 19
static zend_always_inline zend_uchar zval_get_type(const zval* pz) {
return pz->u1.v.type;
}
#define ZEND_SAME_FAKE_TYPE(faketype, realtype) ( \
(faketype) == (realtype) \
|| ((faketype) == _IS_BOOL && ((realtype) == IS_TRUE || (realtype) == IS_FALSE)) \
)
/* we should never set just Z_TYPE, we should set Z_TYPE_INFO */
#define Z_TYPE(zval) zval_get_type(&(zval))
#define Z_TYPE_P(zval_p) Z_TYPE(*(zval_p))
#define Z_TYPE_FLAGS(zval) (zval).u1.v.type_flags
#define Z_TYPE_FLAGS_P(zval_p) Z_TYPE_FLAGS(*(zval_p))
#define Z_TYPE_INFO(zval) (zval).u1.type_info
#define Z_TYPE_INFO_P(zval_p) Z_TYPE_INFO(*(zval_p))
#define Z_NEXT(zval) (zval).u2.next
#define Z_NEXT_P(zval_p) Z_NEXT(*(zval_p))
#define Z_CACHE_SLOT(zval) (zval).u2.cache_slot
#define Z_CACHE_SLOT_P(zval_p) Z_CACHE_SLOT(*(zval_p))
#define Z_LINENO(zval) (zval).u2.lineno
#define Z_LINENO_P(zval_p) Z_LINENO(*(zval_p))
#define Z_OPLINE_NUM(zval) (zval).u2.opline_num
#define Z_OPLINE_NUM_P(zval_p) Z_OPLINE_NUM(*(zval_p))
#define Z_FE_POS(zval) (zval).u2.fe_pos
#define Z_FE_POS_P(zval_p) Z_FE_POS(*(zval_p))
#define Z_FE_ITER(zval) (zval).u2.fe_iter_idx
#define Z_FE_ITER_P(zval_p) Z_FE_ITER(*(zval_p))
#define Z_ACCESS_FLAGS(zval) (zval).u2.access_flags
#define Z_ACCESS_FLAGS_P(zval_p) Z_ACCESS_FLAGS(*(zval_p))
#define Z_PROPERTY_GUARD(zval) (zval).u2.property_guard
#define Z_PROPERTY_GUARD_P(zval_p) Z_PROPERTY_GUARD(*(zval_p))
#define Z_CONSTANT_FLAGS(zval) (zval).u2.constant_flags
#define Z_CONSTANT_FLAGS_P(zval_p) Z_CONSTANT_FLAGS(*(zval_p))
#define Z_EXTRA(zval) (zval).u2.extra
#define Z_EXTRA_P(zval_p) Z_EXTRA(*(zval_p))
#define Z_COUNTED(zval) (zval).value.counted
#define Z_COUNTED_P(zval_p) Z_COUNTED(*(zval_p))
#define Z_TYPE_MASK 0xff
#define Z_TYPE_FLAGS_MASK 0xff00
#define Z_TYPE_FLAGS_SHIFT 8
#define GC_REFCOUNT(p) zend_gc_refcount(&(p)->gc)
#define GC_SET_REFCOUNT(p, rc) zend_gc_set_refcount(&(p)->gc, rc)
#define GC_ADDREF(p) zend_gc_addref(&(p)->gc)
#define GC_DELREF(p) zend_gc_delref(&(p)->gc)
#define GC_ADDREF_EX(p, rc) zend_gc_addref_ex(&(p)->gc, rc)
#define GC_DELREF_EX(p, rc) zend_gc_delref_ex(&(p)->gc, rc)
#define GC_TYPE_MASK 0x0000000f
#define GC_FLAGS_MASK 0x000003f0
#define GC_INFO_MASK 0xfffffc00
#define GC_FLAGS_SHIFT 0
#define GC_INFO_SHIFT 10
static zend_always_inline zend_uchar zval_gc_type(uint32_t gc_type_info) {
return (gc_type_info & GC_TYPE_MASK);
}
static zend_always_inline uint32_t zval_gc_flags(uint32_t gc_type_info) {
return (gc_type_info >> GC_FLAGS_SHIFT) & (GC_FLAGS_MASK >> GC_FLAGS_SHIFT);
}
static zend_always_inline uint32_t zval_gc_info(uint32_t gc_type_info) {
return (gc_type_info >> GC_INFO_SHIFT);
}
#define GC_TYPE_INFO(p) (p)->gc.u.type_info
#define GC_TYPE(p) zval_gc_type(GC_TYPE_INFO(p))
#define GC_FLAGS(p) zval_gc_flags(GC_TYPE_INFO(p))
#define GC_INFO(p) zval_gc_info(GC_TYPE_INFO(p))
#define GC_ADD_FLAGS(p, flags) do { \
GC_TYPE_INFO(p) |= (flags) << GC_FLAGS_SHIFT; \
} while (0)
#define GC_DEL_FLAGS(p, flags) do { \
GC_TYPE_INFO(p) &= ~((flags) << GC_FLAGS_SHIFT); \
} while (0)
#define Z_GC_TYPE(zval) GC_TYPE(Z_COUNTED(zval))
#define Z_GC_TYPE_P(zval_p) Z_GC_TYPE(*(zval_p))
#define Z_GC_FLAGS(zval) GC_FLAGS(Z_COUNTED(zval))
#define Z_GC_FLAGS_P(zval_p) Z_GC_FLAGS(*(zval_p))
#define Z_GC_INFO(zval) GC_INFO(Z_COUNTED(zval))
#define Z_GC_INFO_P(zval_p) Z_GC_INFO(*(zval_p))
#define Z_GC_TYPE_INFO(zval) GC_TYPE_INFO(Z_COUNTED(zval))
#define Z_GC_TYPE_INFO_P(zval_p) Z_GC_TYPE_INFO(*(zval_p))
/* zval_gc_flags(zval.value->gc.u.type_info) (common flags) */
#define GC_COLLECTABLE (1<<4)
#define GC_PROTECTED (1<<5) /* used for recursion detection */
#define GC_IMMUTABLE (1<<6) /* can't be canged in place */
#define GC_PERSISTENT (1<<7) /* allocated using malloc */
#define GC_PERSISTENT_LOCAL (1<<8) /* persistent, but thread-local */
#define GC_ARRAY (IS_ARRAY | (GC_COLLECTABLE << GC_FLAGS_SHIFT))
#define GC_OBJECT (IS_OBJECT | (GC_COLLECTABLE << GC_FLAGS_SHIFT))
/* zval.u1.v.type_flags */
#define IS_TYPE_REFCOUNTED (1<<0)
#define IS_TYPE_COLLECTABLE (1<<1)
#if 1
/* This optimized version assumes that we have a single "type_flag" */
/* IS_TYPE_COLLECTABLE may be used only with IS_TYPE_REFCOUNTED */
# define Z_TYPE_INFO_REFCOUNTED(t) (((t) & Z_TYPE_FLAGS_MASK) != 0)
#else
# define Z_TYPE_INFO_REFCOUNTED(t) (((t) & (IS_TYPE_REFCOUNTED << Z_TYPE_FLAGS_SHIFT)) != 0)
#endif
/* extended types */
#define IS_INTERNED_STRING_EX IS_STRING
#define IS_STRING_EX (IS_STRING | (IS_TYPE_REFCOUNTED << Z_TYPE_FLAGS_SHIFT))
#define IS_ARRAY_EX (IS_ARRAY | (IS_TYPE_REFCOUNTED << Z_TYPE_FLAGS_SHIFT) | (IS_TYPE_COLLECTABLE << Z_TYPE_FLAGS_SHIFT))
#define IS_OBJECT_EX (IS_OBJECT | (IS_TYPE_REFCOUNTED << Z_TYPE_FLAGS_SHIFT) | (IS_TYPE_COLLECTABLE << Z_TYPE_FLAGS_SHIFT))
#define IS_RESOURCE_EX (IS_RESOURCE | (IS_TYPE_REFCOUNTED << Z_TYPE_FLAGS_SHIFT))
#define IS_REFERENCE_EX (IS_REFERENCE | (IS_TYPE_REFCOUNTED << Z_TYPE_FLAGS_SHIFT))
#define IS_CONSTANT_AST_EX (IS_CONSTANT_AST | (IS_TYPE_REFCOUNTED << Z_TYPE_FLAGS_SHIFT))
/* string flags (zval.value->gc.u.flags) */
#define IS_STR_INTERNED GC_IMMUTABLE /* interned string */
#define IS_STR_PERSISTENT GC_PERSISTENT /* allocated using malloc */
#define IS_STR_PERMANENT (1<<8) /* relives request boundary */
#define IS_STR_VALID_UTF8 (1<<9) /* valid UTF-8 according to PCRE */
/* array flags */
#define IS_ARRAY_IMMUTABLE GC_IMMUTABLE
#define IS_ARRAY_PERSISTENT GC_PERSISTENT
/* object flags (zval.value->gc.u.flags) */
#define IS_OBJ_WEAKLY_REFERENCED GC_PERSISTENT
#define IS_OBJ_DESTRUCTOR_CALLED (1<<8)
#define IS_OBJ_FREE_CALLED (1<<9)
#define OBJ_FLAGS(obj) GC_FLAGS(obj)
/* Recursion protection macros must be used only for arrays and objects */
#define GC_IS_RECURSIVE(p) \
(GC_FLAGS(p) & GC_PROTECTED)
#define GC_PROTECT_RECURSION(p) do { \
GC_ADD_FLAGS(p, GC_PROTECTED); \
} while (0)
#define GC_UNPROTECT_RECURSION(p) do { \
GC_DEL_FLAGS(p, GC_PROTECTED); \
} while (0)
#define GC_TRY_PROTECT_RECURSION(p) do { \
if (!(GC_FLAGS(p) & GC_IMMUTABLE)) GC_PROTECT_RECURSION(p); \
} while (0)
#define GC_TRY_UNPROTECT_RECURSION(p) do { \
if (!(GC_FLAGS(p) & GC_IMMUTABLE)) GC_UNPROTECT_RECURSION(p); \
} while (0)
#define Z_IS_RECURSIVE(zval) GC_IS_RECURSIVE(Z_COUNTED(zval))
#define Z_PROTECT_RECURSION(zval) GC_PROTECT_RECURSION(Z_COUNTED(zval))
#define Z_UNPROTECT_RECURSION(zval) GC_UNPROTECT_RECURSION(Z_COUNTED(zval))
#define Z_IS_RECURSIVE_P(zv) Z_IS_RECURSIVE(*(zv))
#define Z_PROTECT_RECURSION_P(zv) Z_PROTECT_RECURSION(*(zv))
#define Z_UNPROTECT_RECURSION_P(zv) Z_UNPROTECT_RECURSION(*(zv))
/* All data types < IS_STRING have their constructor/destructors skipped */
#define Z_CONSTANT(zval) (Z_TYPE(zval) == IS_CONSTANT_AST)
#define Z_CONSTANT_P(zval_p) Z_CONSTANT(*(zval_p))
#if 1
/* This optimized version assumes that we have a single "type_flag" */
/* IS_TYPE_COLLECTABLE may be used only with IS_TYPE_REFCOUNTED */
#define Z_REFCOUNTED(zval) (Z_TYPE_FLAGS(zval) != 0)
#else
#define Z_REFCOUNTED(zval) ((Z_TYPE_FLAGS(zval) & IS_TYPE_REFCOUNTED) != 0)
#endif
#define Z_REFCOUNTED_P(zval_p) Z_REFCOUNTED(*(zval_p))
#define Z_COLLECTABLE(zval) ((Z_TYPE_FLAGS(zval) & IS_TYPE_COLLECTABLE) != 0)
#define Z_COLLECTABLE_P(zval_p) Z_COLLECTABLE(*(zval_p))
/* deprecated: (COPYABLE is the same as IS_ARRAY) */
#define Z_COPYABLE(zval) (Z_TYPE(zval) == IS_ARRAY)
#define Z_COPYABLE_P(zval_p) Z_COPYABLE(*(zval_p))
/* deprecated: (IMMUTABLE is the same as IS_ARRAY && !REFCOUNTED) */
#define Z_IMMUTABLE(zval) (Z_TYPE_INFO(zval) == IS_ARRAY)
#define Z_IMMUTABLE_P(zval_p) Z_IMMUTABLE(*(zval_p))
#define Z_OPT_IMMUTABLE(zval) Z_IMMUTABLE(zval_p)
#define Z_OPT_IMMUTABLE_P(zval_p) Z_IMMUTABLE(*(zval_p))
/* the following Z_OPT_* macros make better code when Z_TYPE_INFO accessed before */
#define Z_OPT_TYPE(zval) (Z_TYPE_INFO(zval) & Z_TYPE_MASK)
#define Z_OPT_TYPE_P(zval_p) Z_OPT_TYPE(*(zval_p))
#define Z_OPT_CONSTANT(zval) (Z_OPT_TYPE(zval) == IS_CONSTANT_AST)
#define Z_OPT_CONSTANT_P(zval_p) Z_OPT_CONSTANT(*(zval_p))
#define Z_OPT_REFCOUNTED(zval) Z_TYPE_INFO_REFCOUNTED(Z_TYPE_INFO(zval))
#define Z_OPT_REFCOUNTED_P(zval_p) Z_OPT_REFCOUNTED(*(zval_p))
/* deprecated: (COPYABLE is the same as IS_ARRAY) */
#define Z_OPT_COPYABLE(zval) (Z_OPT_TYPE(zval) == IS_ARRAY)
#define Z_OPT_COPYABLE_P(zval_p) Z_OPT_COPYABLE(*(zval_p))
#define Z_OPT_ISREF(zval) (Z_OPT_TYPE(zval) == IS_REFERENCE)
#define Z_OPT_ISREF_P(zval_p) Z_OPT_ISREF(*(zval_p))
#define Z_ISREF(zval) (Z_TYPE(zval) == IS_REFERENCE)
#define Z_ISREF_P(zval_p) Z_ISREF(*(zval_p))
#define Z_ISUNDEF(zval) (Z_TYPE(zval) == IS_UNDEF)
#define Z_ISUNDEF_P(zval_p) Z_ISUNDEF(*(zval_p))
#define Z_ISNULL(zval) (Z_TYPE(zval) == IS_NULL)
#define Z_ISNULL_P(zval_p) Z_ISNULL(*(zval_p))
#define Z_ISERROR(zval) (Z_TYPE(zval) == _IS_ERROR)
#define Z_ISERROR_P(zval_p) Z_ISERROR(*(zval_p))
#define Z_LVAL(zval) (zval).value.lval
#define Z_LVAL_P(zval_p) Z_LVAL(*(zval_p))
#define Z_DVAL(zval) (zval).value.dval
#define Z_DVAL_P(zval_p) Z_DVAL(*(zval_p))
#define Z_STR(zval) (zval).value.str
#define Z_STR_P(zval_p) Z_STR(*(zval_p))
#define Z_STRVAL(zval) ZSTR_VAL(Z_STR(zval))
#define Z_STRVAL_P(zval_p) Z_STRVAL(*(zval_p))
#define Z_STRLEN(zval) ZSTR_LEN(Z_STR(zval))
#define Z_STRLEN_P(zval_p) Z_STRLEN(*(zval_p))
#define Z_STRHASH(zval) ZSTR_HASH(Z_STR(zval))
#define Z_STRHASH_P(zval_p) Z_STRHASH(*(zval_p))
#define Z_ARR(zval) (zval).value.arr
#define Z_ARR_P(zval_p) Z_ARR(*(zval_p))
#define Z_ARRVAL(zval) Z_ARR(zval)
#define Z_ARRVAL_P(zval_p) Z_ARRVAL(*(zval_p))
#define Z_OBJ(zval) (zval).value.obj
#define Z_OBJ_P(zval_p) Z_OBJ(*(zval_p))
#define Z_OBJ_HT(zval) Z_OBJ(zval)->handlers
#define Z_OBJ_HT_P(zval_p) Z_OBJ_HT(*(zval_p))
#define Z_OBJ_HANDLER(zval, hf) Z_OBJ_HT((zval))->hf
#define Z_OBJ_HANDLER_P(zv_p, hf) Z_OBJ_HANDLER(*(zv_p), hf)
#define Z_OBJ_HANDLE(zval) (Z_OBJ((zval)))->handle
#define Z_OBJ_HANDLE_P(zval_p) Z_OBJ_HANDLE(*(zval_p))
#define Z_OBJCE(zval) (Z_OBJ(zval)->ce)
#define Z_OBJCE_P(zval_p) Z_OBJCE(*(zval_p))
#define Z_OBJPROP(zval) Z_OBJ_HT((zval))->get_properties(Z_OBJ(zval))
#define Z_OBJPROP_P(zval_p) Z_OBJPROP(*(zval_p))
#define Z_RES(zval) (zval).value.res
#define Z_RES_P(zval_p) Z_RES(*zval_p)
#define Z_RES_HANDLE(zval) Z_RES(zval)->handle
#define Z_RES_HANDLE_P(zval_p) Z_RES_HANDLE(*zval_p)
#define Z_RES_TYPE(zval) Z_RES(zval)->type
#define Z_RES_TYPE_P(zval_p) Z_RES_TYPE(*zval_p)
#define Z_RES_VAL(zval) Z_RES(zval)->ptr
#define Z_RES_VAL_P(zval_p) Z_RES_VAL(*zval_p)
#define Z_REF(zval) (zval).value.ref
#define Z_REF_P(zval_p) Z_REF(*(zval_p))
#define Z_REFVAL(zval) &Z_REF(zval)->val
#define Z_REFVAL_P(zval_p) Z_REFVAL(*(zval_p))
#define Z_AST(zval) (zval).value.ast
#define Z_AST_P(zval_p) Z_AST(*(zval_p))
#define GC_AST(p) ((zend_ast*)(((char*)p) + sizeof(zend_ast_ref)))
#define Z_ASTVAL(zval) GC_AST(Z_AST(zval))
#define Z_ASTVAL_P(zval_p) Z_ASTVAL(*(zval_p))
#define Z_INDIRECT(zval) (zval).value.zv
#define Z_INDIRECT_P(zval_p) Z_INDIRECT(*(zval_p))
#define Z_CE(zval) (zval).value.ce
#define Z_CE_P(zval_p) Z_CE(*(zval_p))
#define Z_FUNC(zval) (zval).value.func
#define Z_FUNC_P(zval_p) Z_FUNC(*(zval_p))
#define Z_PTR(zval) (zval).value.ptr
#define Z_PTR_P(zval_p) Z_PTR(*(zval_p))
#define ZVAL_UNDEF(z) do { \
Z_TYPE_INFO_P(z) = IS_UNDEF; \
} while (0)
#define ZVAL_NULL(z) do { \
Z_TYPE_INFO_P(z) = IS_NULL; \
} while (0)
#define ZVAL_FALSE(z) do { \
Z_TYPE_INFO_P(z) = IS_FALSE; \
} while (0)
#define ZVAL_TRUE(z) do { \
Z_TYPE_INFO_P(z) = IS_TRUE; \
} while (0)
#define ZVAL_BOOL(z, b) do { \
Z_TYPE_INFO_P(z) = \
(b) ? IS_TRUE : IS_FALSE; \
} while (0)
#define ZVAL_LONG(z, l) do { \
zval *__z = (z); \
Z_LVAL_P(__z) = l; \
Z_TYPE_INFO_P(__z) = IS_LONG; \
} while (0)
#define ZVAL_DOUBLE(z, d) do { \
zval *__z = (z); \
Z_DVAL_P(__z) = d; \
Z_TYPE_INFO_P(__z) = IS_DOUBLE; \
} while (0)
#define ZVAL_STR(z, s) do { \
zval *__z = (z); \
zend_string *__s = (s); \
Z_STR_P(__z) = __s; \
/* interned strings support */ \
Z_TYPE_INFO_P(__z) = ZSTR_IS_INTERNED(__s) ? \
IS_INTERNED_STRING_EX : \
IS_STRING_EX; \
} while (0)
#define ZVAL_INTERNED_STR(z, s) do { \
zval *__z = (z); \
zend_string *__s = (s); \
Z_STR_P(__z) = __s; \
Z_TYPE_INFO_P(__z) = IS_INTERNED_STRING_EX; \
} while (0)
#define ZVAL_NEW_STR(z, s) do { \
zval *__z = (z); \
zend_string *__s = (s); \
Z_STR_P(__z) = __s; \
Z_TYPE_INFO_P(__z) = IS_STRING_EX; \
} while (0)
#define ZVAL_STR_COPY(z, s) do { \
zval *__z = (z); \
zend_string *__s = (s); \
Z_STR_P(__z) = __s; \
/* interned strings support */ \
if (ZSTR_IS_INTERNED(__s)) { \
Z_TYPE_INFO_P(__z) = IS_INTERNED_STRING_EX; \
} else { \
GC_ADDREF(__s); \
Z_TYPE_INFO_P(__z) = IS_STRING_EX; \
} \
} while (0)
#define ZVAL_ARR(z, a) do { \
zend_array *__arr = (a); \
zval *__z = (z); \
Z_ARR_P(__z) = __arr; \
Z_TYPE_INFO_P(__z) = IS_ARRAY_EX; \
} while (0)
#define ZVAL_NEW_ARR(z) do { \
zval *__z = (z); \
zend_array *_arr = \
(zend_array *) emalloc(sizeof(zend_array)); \
Z_ARR_P(__z) = _arr; \
Z_TYPE_INFO_P(__z) = IS_ARRAY_EX; \
} while (0)
#define ZVAL_NEW_PERSISTENT_ARR(z) do { \
zval *__z = (z); \
zend_array *_arr = \
(zend_array *) malloc(sizeof(zend_array)); \
Z_ARR_P(__z) = _arr; \
Z_TYPE_INFO_P(__z) = IS_ARRAY_EX; \
} while (0)
#define ZVAL_OBJ(z, o) do { \
zval *__z = (z); \
Z_OBJ_P(__z) = (o); \
Z_TYPE_INFO_P(__z) = IS_OBJECT_EX; \
} while (0)
#define ZVAL_RES(z, r) do { \
zval *__z = (z); \
Z_RES_P(__z) = (r); \
Z_TYPE_INFO_P(__z) = IS_RESOURCE_EX; \
} while (0)
#define ZVAL_NEW_RES(z, h, p, t) do { \
zend_resource *_res = \
(zend_resource *) emalloc(sizeof(zend_resource)); \
zval *__z; \
GC_SET_REFCOUNT(_res, 1); \
GC_TYPE_INFO(_res) = IS_RESOURCE; \
_res->handle = (h); \
_res->type = (t); \
_res->ptr = (p); \
__z = (z); \
Z_RES_P(__z) = _res; \
Z_TYPE_INFO_P(__z) = IS_RESOURCE_EX; \
} while (0)
#define ZVAL_NEW_PERSISTENT_RES(z, h, p, t) do { \
zend_resource *_res = \
(zend_resource *) malloc(sizeof(zend_resource)); \
zval *__z; \
GC_SET_REFCOUNT(_res, 1); \
GC_TYPE_INFO(_res) = IS_RESOURCE | \
(GC_PERSISTENT << GC_FLAGS_SHIFT); \
_res->handle = (h); \
_res->type = (t); \
_res->ptr = (p); \
__z = (z); \
Z_RES_P(__z) = _res; \
Z_TYPE_INFO_P(__z) = IS_RESOURCE_EX; \
} while (0)
#define ZVAL_REF(z, r) do { \
zval *__z = (z); \
Z_REF_P(__z) = (r); \
Z_TYPE_INFO_P(__z) = IS_REFERENCE_EX; \
} while (0)
#define ZVAL_NEW_EMPTY_REF(z) do { \
zend_reference *_ref = \
(zend_reference *) emalloc(sizeof(zend_reference)); \
GC_SET_REFCOUNT(_ref, 1); \
GC_TYPE_INFO(_ref) = IS_REFERENCE; \
_ref->sources.ptr = NULL; \
Z_REF_P(z) = _ref; \
Z_TYPE_INFO_P(z) = IS_REFERENCE_EX; \
} while (0)
#define ZVAL_NEW_REF(z, r) do { \
zend_reference *_ref = \
(zend_reference *) emalloc(sizeof(zend_reference)); \
GC_SET_REFCOUNT(_ref, 1); \
GC_TYPE_INFO(_ref) = IS_REFERENCE; \
ZVAL_COPY_VALUE(&_ref->val, r); \
_ref->sources.ptr = NULL; \
Z_REF_P(z) = _ref; \
Z_TYPE_INFO_P(z) = IS_REFERENCE_EX; \
} while (0)
#define ZVAL_MAKE_REF_EX(z, refcount) do { \
zval *_z = (z); \
zend_reference *_ref = \
(zend_reference *) emalloc(sizeof(zend_reference)); \
GC_SET_REFCOUNT(_ref, (refcount)); \
GC_TYPE_INFO(_ref) = IS_REFERENCE; \
ZVAL_COPY_VALUE(&_ref->val, _z); \
_ref->sources.ptr = NULL; \
Z_REF_P(_z) = _ref; \
Z_TYPE_INFO_P(_z) = IS_REFERENCE_EX; \
} while (0)
#define ZVAL_NEW_PERSISTENT_REF(z, r) do { \
zend_reference *_ref = \
(zend_reference *) malloc(sizeof(zend_reference)); \
GC_SET_REFCOUNT(_ref, 1); \
GC_TYPE_INFO(_ref) = IS_REFERENCE | \
(GC_PERSISTENT << GC_FLAGS_SHIFT); \
ZVAL_COPY_VALUE(&_ref->val, r); \
_ref->sources.ptr = NULL; \
Z_REF_P(z) = _ref; \
Z_TYPE_INFO_P(z) = IS_REFERENCE_EX; \
} while (0)
#define ZVAL_AST(z, ast) do { \
zval *__z = (z); \
Z_AST_P(__z) = ast; \
Z_TYPE_INFO_P(__z) = IS_CONSTANT_AST_EX; \
} while (0)
#define ZVAL_INDIRECT(z, v) do { \
Z_INDIRECT_P(z) = (v); \
Z_TYPE_INFO_P(z) = IS_INDIRECT; \
} while (0)
#define ZVAL_PTR(z, p) do { \
Z_PTR_P(z) = (p); \
Z_TYPE_INFO_P(z) = IS_PTR; \
} while (0)
#define ZVAL_FUNC(z, f) do { \
Z_FUNC_P(z) = (f); \
Z_TYPE_INFO_P(z) = IS_PTR; \
} while (0)
#define ZVAL_CE(z, c) do { \
Z_CE_P(z) = (c); \
Z_TYPE_INFO_P(z) = IS_PTR; \
} while (0)
#define ZVAL_ERROR(z) do { \
Z_TYPE_INFO_P(z) = _IS_ERROR; \
} while (0)
#define Z_REFCOUNT_P(pz) zval_refcount_p(pz)
#define Z_SET_REFCOUNT_P(pz, rc) zval_set_refcount_p(pz, rc)
#define Z_ADDREF_P(pz) zval_addref_p(pz)
#define Z_DELREF_P(pz) zval_delref_p(pz)
#define Z_REFCOUNT(z) Z_REFCOUNT_P(&(z))
#define Z_SET_REFCOUNT(z, rc) Z_SET_REFCOUNT_P(&(z), rc)
#define Z_ADDREF(z) Z_ADDREF_P(&(z))
#define Z_DELREF(z) Z_DELREF_P(&(z))
#define Z_TRY_ADDREF_P(pz) do { \
if (Z_REFCOUNTED_P((pz))) { \
Z_ADDREF_P((pz)); \
} \
} while (0)
#define Z_TRY_DELREF_P(pz) do { \
if (Z_REFCOUNTED_P((pz))) { \
Z_DELREF_P((pz)); \
} \
} while (0)
#define Z_TRY_ADDREF(z) Z_TRY_ADDREF_P(&(z))
#define Z_TRY_DELREF(z) Z_TRY_DELREF_P(&(z))
#ifndef ZEND_RC_DEBUG
# define ZEND_RC_DEBUG 0
#endif
#if ZEND_RC_DEBUG
extern ZEND_API zend_bool zend_rc_debug;
# define ZEND_RC_MOD_CHECK(p) do { \
if (zend_rc_debug && zval_gc_type((p)->u.type_info) != IS_OBJECT) { \
ZEND_ASSERT(!(zval_gc_flags((p)->u.type_info) & GC_IMMUTABLE)); \
ZEND_ASSERT((zval_gc_flags((p)->u.type_info) & (GC_PERSISTENT|GC_PERSISTENT_LOCAL)) != GC_PERSISTENT); \
} \
} while (0)
# define GC_MAKE_PERSISTENT_LOCAL(p) do { \
GC_ADD_FLAGS(p, GC_PERSISTENT_LOCAL); \
} while (0)
#else
# define ZEND_RC_MOD_CHECK(p) \
do { } while (0)
# define GC_MAKE_PERSISTENT_LOCAL(p) \
do { } while (0)
#endif
static zend_always_inline uint32_t zend_gc_refcount(const zend_refcounted_h *p) {
return p->refcount;
}
static zend_always_inline uint32_t zend_gc_set_refcount(zend_refcounted_h *p, uint32_t rc) {
p->refcount = rc;
return p->refcount;
}
static zend_always_inline uint32_t zend_gc_addref(zend_refcounted_h *p) {
ZEND_RC_MOD_CHECK(p);
return ++(p->refcount);
}
static zend_always_inline uint32_t zend_gc_delref(zend_refcounted_h *p) {
ZEND_ASSERT(p->refcount > 0);
ZEND_RC_MOD_CHECK(p);
return --(p->refcount);
}
static zend_always_inline uint32_t zend_gc_addref_ex(zend_refcounted_h *p, uint32_t rc) {
ZEND_RC_MOD_CHECK(p);
p->refcount += rc;
return p->refcount;
}
static zend_always_inline uint32_t zend_gc_delref_ex(zend_refcounted_h *p, uint32_t rc) {
ZEND_RC_MOD_CHECK(p);
p->refcount -= rc;
return p->refcount;
}
static zend_always_inline uint32_t zval_refcount_p(const zval* pz) {
#if ZEND_DEBUG
ZEND_ASSERT(Z_REFCOUNTED_P(pz) || Z_TYPE_P(pz) == IS_ARRAY);
#endif
return GC_REFCOUNT(Z_COUNTED_P(pz));
}
static zend_always_inline uint32_t zval_set_refcount_p(zval* pz, uint32_t rc) {
ZEND_ASSERT(Z_REFCOUNTED_P(pz));
return GC_SET_REFCOUNT(Z_COUNTED_P(pz), rc);
}
static zend_always_inline uint32_t zval_addref_p(zval* pz) {
ZEND_ASSERT(Z_REFCOUNTED_P(pz));
return GC_ADDREF(Z_COUNTED_P(pz));
}
static zend_always_inline uint32_t zval_delref_p(zval* pz) {
ZEND_ASSERT(Z_REFCOUNTED_P(pz));
return GC_DELREF(Z_COUNTED_P(pz));
}
#if SIZEOF_SIZE_T == 4
# define ZVAL_COPY_VALUE_EX(z, v, gc, t) \
do { \
uint32_t _w2 = v->value.ww.w2; \
Z_COUNTED_P(z) = gc; \
z->value.ww.w2 = _w2; \
Z_TYPE_INFO_P(z) = t; \
} while (0)
#elif SIZEOF_SIZE_T == 8
# define ZVAL_COPY_VALUE_EX(z, v, gc, t) \
do { \
Z_COUNTED_P(z) = gc; \
Z_TYPE_INFO_P(z) = t; \
} while (0)
#else
# error "Unknown SIZEOF_SIZE_T"
#endif
#define ZVAL_COPY_VALUE(z, v) \
do { \
zval *_z1 = (z); \
const zval *_z2 = (v); \
zend_refcounted *_gc = Z_COUNTED_P(_z2); \
uint32_t _t = Z_TYPE_INFO_P(_z2); \
ZVAL_COPY_VALUE_EX(_z1, _z2, _gc, _t); \
} while (0)
#define ZVAL_COPY(z, v) \
do { \
zval *_z1 = (z); \
const zval *_z2 = (v); \
zend_refcounted *_gc = Z_COUNTED_P(_z2); \
uint32_t _t = Z_TYPE_INFO_P(_z2); \
ZVAL_COPY_VALUE_EX(_z1, _z2, _gc, _t); \
if (Z_TYPE_INFO_REFCOUNTED(_t)) { \
GC_ADDREF(_gc); \
} \
} while (0)
#define ZVAL_DUP(z, v) \
do { \
zval *_z1 = (z); \
const zval *_z2 = (v); \
zend_refcounted *_gc = Z_COUNTED_P(_z2); \
uint32_t _t = Z_TYPE_INFO_P(_z2); \
if ((_t & Z_TYPE_MASK) == IS_ARRAY) { \
ZVAL_ARR(_z1, zend_array_dup((zend_array*)_gc));\
} else { \
if (Z_TYPE_INFO_REFCOUNTED(_t)) { \
GC_ADDREF(_gc); \
} \
ZVAL_COPY_VALUE_EX(_z1, _z2, _gc, _t); \
} \
} while (0)
/* ZVAL_COPY_OR_DUP() should be used instead of ZVAL_COPY() and ZVAL_DUP()
* in all places where the source may be a persistent zval.
*/
#define ZVAL_COPY_OR_DUP(z, v) \
do { \
zval *_z1 = (z); \
const zval *_z2 = (v); \
zend_refcounted *_gc = Z_COUNTED_P(_z2); \
uint32_t _t = Z_TYPE_INFO_P(_z2); \
ZVAL_COPY_VALUE_EX(_z1, _z2, _gc, _t); \
if (Z_TYPE_INFO_REFCOUNTED(_t)) { \
if (EXPECTED(!(GC_FLAGS(_gc) & GC_PERSISTENT))) { \
GC_ADDREF(_gc); \
} else { \
zval_copy_ctor_func(_z1); \
} \
} \
} while (0)
#define ZVAL_DEREF(z) do { \
if (UNEXPECTED(Z_ISREF_P(z))) { \
(z) = Z_REFVAL_P(z); \
} \
} while (0)
#define ZVAL_DEINDIRECT(z) do { \
if (Z_TYPE_P(z) == IS_INDIRECT) { \
(z) = Z_INDIRECT_P(z); \
} \
} while (0)
#define ZVAL_OPT_DEREF(z) do { \
if (UNEXPECTED(Z_OPT_ISREF_P(z))) { \
(z) = Z_REFVAL_P(z); \
} \
} while (0)
#define ZVAL_MAKE_REF(zv) do { \
zval *__zv = (zv); \
if (!Z_ISREF_P(__zv)) { \
ZVAL_NEW_REF(__zv, __zv); \
} \
} while (0)
#define ZVAL_UNREF(z) do { \
zval *_z = (z); \
zend_reference *ref; \
ZEND_ASSERT(Z_ISREF_P(_z)); \
ref = Z_REF_P(_z); \
ZVAL_COPY_VALUE(_z, &ref->val); \
efree_size(ref, sizeof(zend_reference)); \
} while (0)
#define ZVAL_COPY_DEREF(z, v) do { \
zval *_z3 = (v); \
if (Z_OPT_REFCOUNTED_P(_z3)) { \
if (UNEXPECTED(Z_OPT_ISREF_P(_z3))) { \
_z3 = Z_REFVAL_P(_z3); \
if (Z_OPT_REFCOUNTED_P(_z3)) { \
Z_ADDREF_P(_z3); \
} \
} else { \
Z_ADDREF_P(_z3); \
} \
} \
ZVAL_COPY_VALUE(z, _z3); \
} while (0)
#define SEPARATE_STRING(zv) do { \
zval *_zv = (zv); \
if (Z_REFCOUNT_P(_zv) > 1) { \
zend_string *_str = Z_STR_P(_zv); \
ZEND_ASSERT(Z_REFCOUNTED_P(_zv)); \
ZEND_ASSERT(!ZSTR_IS_INTERNED(_str)); \
Z_DELREF_P(_zv); \
ZVAL_NEW_STR(_zv, zend_string_init( \
ZSTR_VAL(_str), ZSTR_LEN(_str), 0)); \
} \
} while (0)
#define SEPARATE_ARRAY(zv) do { \
zval *_zv = (zv); \
zend_array *_arr = Z_ARR_P(_zv); \
if (UNEXPECTED(GC_REFCOUNT(_arr) > 1)) { \
if (Z_REFCOUNTED_P(_zv)) { \
GC_DELREF(_arr); \
} \
ZVAL_ARR(_zv, zend_array_dup(_arr)); \
} \
} while (0)
#define SEPARATE_ZVAL_IF_NOT_REF(zv) do { \
zval *__zv = (zv); \
if (Z_TYPE_P(__zv) == IS_ARRAY) { \
if (Z_REFCOUNT_P(__zv) > 1) { \
if (Z_REFCOUNTED_P(__zv)) { \
Z_DELREF_P(__zv); \
} \
ZVAL_ARR(__zv, zend_array_dup(Z_ARR_P(__zv)));\
} \
} \
} while (0)
#define SEPARATE_ZVAL_NOREF(zv) do { \
zval *_zv = (zv); \
ZEND_ASSERT(Z_TYPE_P(_zv) != IS_REFERENCE); \
SEPARATE_ZVAL_IF_NOT_REF(_zv); \
} while (0)
#define SEPARATE_ZVAL(zv) do { \
zval *_zv = (zv); \
if (Z_ISREF_P(_zv)) { \
zend_reference *_r = Z_REF_P(_zv); \
ZVAL_COPY_VALUE(_zv, &_r->val); \
if (GC_DELREF(_r) == 0) { \
efree_size(_r, sizeof(zend_reference)); \
} else if (Z_OPT_TYPE_P(_zv) == IS_ARRAY) { \
ZVAL_ARR(_zv, zend_array_dup(Z_ARR_P(_zv)));\
break; \
} else if (Z_OPT_REFCOUNTED_P(_zv)) { \
Z_ADDREF_P(_zv); \
break; \
} \
} \
SEPARATE_ZVAL_IF_NOT_REF(_zv); \
} while (0)
#define SEPARATE_ARG_IF_REF(varptr) do { \
ZVAL_DEREF(varptr); \
if (Z_REFCOUNTED_P(varptr)) { \
Z_ADDREF_P(varptr); \
} \
} while (0)
/* Properties store a flag distinguishing unset and uninitialized properties
* (both use IS_UNDEF type) in the Z_EXTRA space. As such we also need to copy
* the Z_EXTRA space when copying property default values etc. We define separate
* macros for this purpose, so this workaround is easier to remove in the future. */
#define IS_PROP_UNINIT 1
#define Z_PROP_FLAG_P(z) Z_EXTRA_P(z)
#define ZVAL_COPY_VALUE_PROP(z, v) \
do { *(z) = *(v); } while (0)
#define ZVAL_COPY_PROP(z, v) \
do { ZVAL_COPY(z, v); Z_PROP_FLAG_P(z) = Z_PROP_FLAG_P(v); } while (0)
#define ZVAL_COPY_OR_DUP_PROP(z, v) \
do { ZVAL_COPY_OR_DUP(z, v); Z_PROP_FLAG_P(z) = Z_PROP_FLAG_P(v); } while (0)
#endif /* ZEND_TYPES_H */
|