forked from php/php-src
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathcom_variant.c
1120 lines (965 loc) · 26.9 KB
/
com_variant.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
/*
+----------------------------------------------------------------------+
| Copyright (c) The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_01.txt |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| [email protected] so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Wez Furlong <[email protected]> |
+----------------------------------------------------------------------+
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#include "php_ini.h"
#include "ext/standard/info.h"
#include "php_com_dotnet.h"
#include "php_com_dotnet_internal.h"
/* create an automation SafeArray from a PHP array.
* Only creates a single-dimensional array of variants.
* The keys of the PHP hash MUST be numeric. If the array
* is sparse, then the gaps will be filled with NULL variants */
static void safe_array_from_zval(VARIANT *v, zval *z, int codepage)
{
SAFEARRAY *sa = NULL;
SAFEARRAYBOUND bound;
HashPosition pos;
int keytype;
zend_string *strindex;
zend_ulong intindex = 0;
VARIANT *va;
zval *item;
/* find the largest array index, and assert that all keys are integers */
zend_hash_internal_pointer_reset_ex(Z_ARRVAL_P(z), &pos);
for (;; zend_hash_move_forward_ex(Z_ARRVAL_P(z), &pos)) {
keytype = zend_hash_get_current_key_ex(Z_ARRVAL_P(z), &strindex, &intindex, &pos);
if (HASH_KEY_IS_STRING == keytype) {
goto bogus;
} else if (HASH_KEY_NON_EXISTENT == keytype) {
break;
} else if (intindex > UINT_MAX) {
php_error_docref(NULL, E_WARNING, "COM: max number %u of elements in safe array exceeded", UINT_MAX);
break;
}
}
/* allocate the structure */
bound.lLbound = 0;
bound.cElements = zend_hash_num_elements(Z_ARRVAL_P(z));
sa = SafeArrayCreate(VT_VARIANT, 1, &bound);
/* get a lock on the array itself */
SafeArrayAccessData(sa, &va);
va = (VARIANT*)sa->pvData;
/* now fill it in */
zend_hash_internal_pointer_reset_ex(Z_ARRVAL_P(z), &pos);
for (;; zend_hash_move_forward_ex(Z_ARRVAL_P(z), &pos)) {
if (NULL == (item = zend_hash_get_current_data_ex(Z_ARRVAL_P(z), &pos))) {
break;
}
zend_hash_get_current_key_ex(Z_ARRVAL_P(z), &strindex, &intindex, &pos);
php_com_variant_from_zval(&va[intindex], item, codepage);
}
/* Unlock it and stuff it into our variant */
SafeArrayUnaccessData(sa);
V_VT(v) = VT_ARRAY|VT_VARIANT;
V_ARRAY(v) = sa;
return;
bogus:
php_error_docref(NULL, E_WARNING, "COM: converting from PHP array to VARIANT array; only arrays with numeric keys are allowed");
V_VT(v) = VT_NULL;
if (sa) {
SafeArrayUnlock(sa);
SafeArrayDestroy(sa);
}
}
PHP_COM_DOTNET_API void php_com_variant_from_zval(VARIANT *v, zval *z, int codepage)
{
OLECHAR *olestring;
php_com_dotnet_object *obj;
zend_uchar ztype = IS_NULL;
if (z) {
ZVAL_DEREF(z);
ztype = Z_TYPE_P(z);
}
switch (ztype) {
case IS_NULL:
V_VT(v) = VT_NULL;
break;
case IS_FALSE:
V_VT(v) = VT_BOOL;
V_BOOL(v) = VARIANT_FALSE;
break;
case IS_TRUE:
V_VT(v) = VT_BOOL;
V_BOOL(v) = VARIANT_TRUE;
break;
case IS_OBJECT:
if (php_com_is_valid_object(z)) {
obj = CDNO_FETCH(z);
if (V_VT(&obj->v) == VT_DISPATCH) {
/* pass the underlying object */
V_VT(v) = VT_DISPATCH;
if (V_DISPATCH(&obj->v)) {
IDispatch_AddRef(V_DISPATCH(&obj->v));
}
V_DISPATCH(v) = V_DISPATCH(&obj->v);
} else {
/* pass the variant by reference */
V_VT(v) = VT_VARIANT | VT_BYREF;
V_VARIANTREF(v) = &obj->v;
}
} else {
/* export the PHP object using our COM wrapper */
V_VT(v) = VT_DISPATCH;
V_DISPATCH(v) = php_com_wrapper_export(z);
}
break;
case IS_ARRAY:
/* map as safe array */
safe_array_from_zval(v, z, codepage);
break;
case IS_LONG:
#if SIZEOF_ZEND_LONG == 4
V_VT(v) = VT_I4;
V_I4(v) = Z_LVAL_P(z);
#else
V_VT(v) = VT_I8;
V_I8(v) = Z_LVAL_P(z);
#endif
break;
case IS_DOUBLE:
V_VT(v) = VT_R8;
V_R8(v) = Z_DVAL_P(z);
break;
case IS_STRING:
V_VT(v) = VT_BSTR;
olestring = php_com_string_to_olestring(Z_STRVAL_P(z), Z_STRLEN_P(z), codepage);
if (CP_UTF8 == codepage) {
V_BSTR(v) = SysAllocStringByteLen((char*)olestring, (UINT)(wcslen(olestring) * sizeof(OLECHAR)));
} else {
V_BSTR(v) = SysAllocStringByteLen((char*)olestring, (UINT)(Z_STRLEN_P(z) * sizeof(OLECHAR)));
}
efree(olestring);
break;
case IS_RESOURCE:
case IS_CONSTANT_AST:
default:
V_VT(v) = VT_NULL;
break;
}
}
PHP_COM_DOTNET_API int php_com_zval_from_variant(zval *z, VARIANT *v, int codepage)
{
OLECHAR *olestring = NULL;
int ret = SUCCESS;
switch (V_VT(v)) {
case VT_EMPTY:
case VT_NULL:
case VT_VOID:
ZVAL_NULL(z);
break;
case VT_UI1:
ZVAL_LONG(z, (zend_long)V_UI1(v));
break;
case VT_I1:
ZVAL_LONG(z, (zend_long)V_I1(v));
break;
case VT_UI2:
ZVAL_LONG(z, (zend_long)V_UI2(v));
break;
case VT_I2:
ZVAL_LONG(z, (zend_long)V_I2(v));
break;
case VT_UI4: /* TODO: promote to double if large? */
ZVAL_LONG(z, (long)V_UI4(v));
break;
case VT_I4:
ZVAL_LONG(z, (long)V_I4(v));
break;
#if SIZEOF_ZEND_LONG == 8
case VT_UI8:
ZVAL_LONG(z, (zend_long)V_UI8(v));
break;
case VT_I8:
ZVAL_LONG(z, (zend_long)V_I8(v));
break;
#endif
case VT_INT:
ZVAL_LONG(z, V_INT(v));
break;
case VT_UINT: /* TODO: promote to double if large? */
ZVAL_LONG(z, (zend_long)V_UINT(v));
break;
case VT_R4:
ZVAL_DOUBLE(z, (double)V_R4(v));
break;
case VT_R8:
ZVAL_DOUBLE(z, V_R8(v));
break;
case VT_BOOL:
ZVAL_BOOL(z, V_BOOL(v) ? 1 : 0);
break;
case VT_BSTR:
olestring = V_BSTR(v);
if (olestring) {
size_t len;
char *str = php_com_olestring_to_string(olestring,
&len, codepage);
ZVAL_STRINGL(z, str, len);
// TODO: avoid reallocation???
efree(str);
olestring = NULL;
}
break;
case VT_UNKNOWN:
if (V_UNKNOWN(v) != NULL) {
IDispatch *disp;
if (SUCCEEDED(IUnknown_QueryInterface(V_UNKNOWN(v), &IID_IDispatch, &disp))) {
php_com_wrap_dispatch(z, disp, codepage);
IDispatch_Release(disp);
} else {
ret = FAILURE;
}
}
break;
case VT_DISPATCH:
if (V_DISPATCH(v) != NULL) {
php_com_wrap_dispatch(z, V_DISPATCH(v), codepage);
}
break;
case VT_VARIANT:
/* points to another variant */
return php_com_zval_from_variant(z, V_VARIANTREF(v), codepage);
default:
php_com_wrap_variant(z, v, codepage);
}
if (olestring) {
efree(olestring);
}
if (ret == FAILURE) {
php_error_docref(NULL, E_WARNING, "variant->zval: conversion from 0x%x ret=%d", V_VT(v), ret);
}
return ret;
}
PHP_COM_DOTNET_API int php_com_copy_variant(VARIANT *dstvar, VARIANT *srcvar)
{
int ret = SUCCESS;
switch (V_VT(dstvar) & ~VT_BYREF) {
case VT_EMPTY:
case VT_NULL:
case VT_VOID:
/* should not be possible */
break;
case VT_UI1:
if (V_VT(dstvar) & VT_BYREF) {
*V_UI1REF(dstvar) = V_UI1(srcvar);
} else {
V_UI1(dstvar) = V_UI1(srcvar);
}
break;
case VT_I1:
if (V_VT(dstvar) & VT_BYREF) {
*V_I1REF(dstvar) = V_I1(srcvar);
} else {
V_I1(dstvar) = V_I1(srcvar);
}
break;
case VT_UI2:
if (V_VT(dstvar) & VT_BYREF) {
*V_UI2REF(dstvar) = V_UI2(srcvar);
} else {
V_UI2(dstvar) = V_UI2(srcvar);
}
break;
case VT_I2:
if (V_VT(dstvar) & VT_BYREF) {
*V_I2REF(dstvar) = V_I2(srcvar);
} else {
V_I2(dstvar) = V_I2(srcvar);
}
break;
case VT_UI4:
if (V_VT(dstvar) & VT_BYREF) {
*V_UI4REF(dstvar) = V_UI4(srcvar);
} else {
V_UI4(dstvar) = V_UI4(srcvar);
}
break;
case VT_I4:
if (V_VT(dstvar) & VT_BYREF) {
*V_I4REF(dstvar) = V_I4(srcvar);
} else {
V_I4(dstvar) = V_I4(srcvar);
}
break;
#if SIZEOF_ZEND_LONG == 8
case VT_UI8:
if (V_VT(dstvar) & VT_BYREF) {
*V_UI8REF(dstvar) = V_UI8(srcvar);
} else {
V_UI8(dstvar) = V_UI8(srcvar);
}
break;
case VT_I8:
if (V_VT(dstvar) & VT_BYREF) {
*V_I8REF(dstvar) = V_I8(srcvar);
} else {
V_I8(dstvar) = V_I8(srcvar);
}
break;
#endif
case VT_INT:
if (V_VT(dstvar) & VT_BYREF) {
*V_INTREF(dstvar) = V_INT(srcvar);
} else {
V_INT(dstvar) = V_INT(srcvar);
}
break;
case VT_UINT:
if (V_VT(dstvar) & VT_BYREF) {
*V_UINTREF(dstvar) = V_UINT(srcvar);
} else {
V_UINT(dstvar) = V_UINT(srcvar);
}
break;
case VT_R4:
if (V_VT(dstvar) & VT_BYREF) {
*V_R4REF(dstvar) = V_R4(srcvar);
} else {
V_R4(dstvar) = V_R4(srcvar);
}
break;
case VT_R8:
if (V_VT(dstvar) & VT_BYREF) {
*V_R8REF(dstvar) = V_R8(srcvar);
} else {
V_R8(dstvar) = V_R8(srcvar);
}
break;
case VT_BOOL:
if (V_VT(dstvar) & VT_BYREF) {
*V_BOOLREF(dstvar) = V_BOOL(srcvar);
} else {
V_BOOL(dstvar) = V_BOOL(srcvar);
}
break;
case VT_BSTR:
if (V_VT(dstvar) & VT_BYREF) {
*V_BSTRREF(dstvar) = V_BSTR(srcvar);
} else {
V_BSTR(dstvar) = V_BSTR(srcvar);
}
break;
case VT_UNKNOWN:
if (V_VT(dstvar) & VT_BYREF) {
*V_UNKNOWNREF(dstvar) = V_UNKNOWN(srcvar);
} else {
V_UNKNOWN(dstvar) = V_UNKNOWN(srcvar);
}
break;
case VT_DISPATCH:
if (V_VT(dstvar) & VT_BYREF) {
*V_DISPATCHREF(dstvar) = V_DISPATCH(srcvar);
} else {
V_DISPATCH(dstvar) = V_DISPATCH(srcvar);
}
break;
case VT_VARIANT:
return php_com_copy_variant(V_VARIANTREF(dstvar), srcvar);
default:
php_error_docref(NULL, E_WARNING, "variant->variant: failed to copy from 0x%x to 0x%x", V_VT(dstvar), V_VT(srcvar));
ret = FAILURE;
}
return ret;
}
/* {{{ com_variant_create_instance - ctor for new VARIANT() */
PHP_FUNCTION(com_variant_create_instance)
{
/* VARTYPE == unsigned short */ zend_long vt = VT_EMPTY;
zend_long codepage = CP_ACP;
zval *object = getThis();
php_com_dotnet_object *obj;
zval *zvalue = NULL;
HRESULT res;
if (ZEND_NUM_ARGS() == 0) {
/* just leave things as-is - an empty variant */
return;
}
obj = CDNO_FETCH(object);
if (FAILURE == zend_parse_parameters(ZEND_NUM_ARGS(),
"z!|ll", &zvalue, &vt, &codepage)) {
return;
}
php_com_initialize();
if (ZEND_NUM_ARGS() == 3) {
obj->code_page = (int)codepage;
}
if (zvalue) {
php_com_variant_from_zval(&obj->v, zvalue, obj->code_page);
}
/* Only perform conversion if variant not already of type passed */
if ((ZEND_NUM_ARGS() >= 2) && (vt != V_VT(&obj->v))) {
/* If already an array and VT_ARRAY is passed then:
- if only VT_ARRAY passed then do not perform a conversion
- if VT_ARRAY plus other type passed then perform conversion
but will probably fail (original behavior)
*/
if ((vt & VT_ARRAY) && (V_VT(&obj->v) & VT_ARRAY)) {
zend_long orig_vt = vt;
vt &= ~VT_ARRAY;
if (vt) {
vt = orig_vt;
}
}
if (vt) {
res = VariantChangeType(&obj->v, &obj->v, 0, (VARTYPE)vt);
if (FAILED(res)) {
char *werr, *msg;
werr = php_win32_error_to_msg(res);
spprintf(&msg, 0, "Variant type conversion failed: %s", werr);
php_win32_error_msg_free(werr);
php_com_throw_exception(res, msg);
efree(msg);
}
}
}
if (V_VT(&obj->v) != VT_DISPATCH && obj->typeinfo) {
ITypeInfo_Release(obj->typeinfo);
obj->typeinfo = NULL;
}
}
/* }}} */
/* {{{ proto void variant_set(object variant, mixed value)
Assigns a new value for a variant object */
PHP_FUNCTION(variant_set)
{
zval *zobj, *zvalue = NULL;
php_com_dotnet_object *obj;
if (FAILURE == zend_parse_parameters(ZEND_NUM_ARGS(),
"Oz!", &zobj, php_com_variant_class_entry, &zvalue)) {
return;
}
obj = CDNO_FETCH(zobj);
/* dtor the old value */
if (obj->typeinfo) {
ITypeInfo_Release(obj->typeinfo);
obj->typeinfo = NULL;
}
if (obj->sink_dispatch) {
php_com_object_enable_event_sink(obj, FALSE);
IDispatch_Release(obj->sink_dispatch);
obj->sink_dispatch = NULL;
}
VariantClear(&obj->v);
php_com_variant_from_zval(&obj->v, zvalue, obj->code_page);
/* remember we modified this variant */
obj->modified = 1;
}
/* }}} */
enum variant_binary_opcode {
VOP_ADD, VOP_CAT, VOP_SUB, VOP_MUL, VOP_AND, VOP_DIV,
VOP_EQV, VOP_IDIV, VOP_IMP, VOP_MOD, VOP_OR, VOP_POW,
VOP_XOR
};
enum variant_unary_opcode {
VOP_ABS, VOP_FIX, VOP_INT, VOP_NEG, VOP_NOT
};
static void variant_binary_operation(enum variant_binary_opcode op, INTERNAL_FUNCTION_PARAMETERS) /* {{{ */
{
VARIANT vres;
VARIANT left_val, right_val;
VARIANT *vleft = NULL, *vright = NULL;
zval *zleft = NULL, *zright = NULL;
php_com_dotnet_object *obj;
HRESULT result;
int codepage = CP_ACP;
VariantInit(&left_val);
VariantInit(&right_val);
VariantInit(&vres);
if (SUCCESS == zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET,
ZEND_NUM_ARGS(), "OO", &zleft, php_com_variant_class_entry,
&zright, php_com_variant_class_entry)) {
obj = CDNO_FETCH(zleft);
vleft = &obj->v;
obj = CDNO_FETCH(zright);
vright = &obj->v;
} else if (SUCCESS == zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET,
ZEND_NUM_ARGS(), "Oz!", &zleft, php_com_variant_class_entry,
&zright)) {
obj = CDNO_FETCH(zleft);
vleft = &obj->v;
vright = &right_val;
php_com_variant_from_zval(vright, zright, codepage);
} else if (SUCCESS == zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET,
ZEND_NUM_ARGS(), "z!O", &zleft, &zright, php_com_variant_class_entry)) {
obj = CDNO_FETCH(zright);
vright = &obj->v;
vleft = &left_val;
php_com_variant_from_zval(vleft, zleft, codepage);
} else if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS(),
"z!z!", &zleft, &zright)) {
vleft = &left_val;
php_com_variant_from_zval(vleft, zleft, codepage);
vright = &right_val;
php_com_variant_from_zval(vright, zright, codepage);
} else {
return;
}
switch (op) {
case VOP_ADD:
result = VarAdd(vleft, vright, &vres);
break;
case VOP_CAT:
result = VarCat(vleft, vright, &vres);
break;
case VOP_SUB:
result = VarSub(vleft, vright, &vres);
break;
case VOP_MUL:
result = VarMul(vleft, vright, &vres);
break;
case VOP_AND:
result = VarAnd(vleft, vright, &vres);
break;
case VOP_DIV:
result = VarDiv(vleft, vright, &vres);
break;
case VOP_EQV:
result = VarEqv(vleft, vright, &vres);
break;
case VOP_IDIV:
result = VarIdiv(vleft, vright, &vres);
break;
case VOP_IMP:
result = VarImp(vleft, vright, &vres);
break;
case VOP_MOD:
result = VarMod(vleft, vright, &vres);
break;
case VOP_OR:
result = VarOr(vleft, vright, &vres);
break;
case VOP_POW:
result = VarPow(vleft, vright, &vres);
break;
case VOP_XOR:
result = VarXor(vleft, vright, &vres);
break;
/*Let say it fails as no valid op has been given */
default:
result = E_INVALIDARG;
}
if (SUCCEEDED(result)) {
php_com_wrap_variant(return_value, &vres, codepage);
} else {
php_com_throw_exception(result, NULL);
}
VariantClear(&vres);
VariantClear(&left_val);
VariantClear(&right_val);
}
/* }}} */
/* {{{ proto mixed variant_add(mixed left, mixed right)
"Adds" two variant values together and returns the result */
PHP_FUNCTION(variant_add)
{
variant_binary_operation(VOP_ADD, INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
/* {{{ proto mixed variant_cat(mixed left, mixed right)
concatenates two variant values together and returns the result */
PHP_FUNCTION(variant_cat)
{
variant_binary_operation(VOP_CAT, INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
/* {{{ proto mixed variant_sub(mixed left, mixed right)
subtracts the value of the right variant from the left variant value and returns the result */
PHP_FUNCTION(variant_sub)
{
variant_binary_operation(VOP_SUB, INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
/* {{{ proto mixed variant_mul(mixed left, mixed right)
multiplies the values of the two variants and returns the result */
PHP_FUNCTION(variant_mul)
{
variant_binary_operation(VOP_MUL, INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
/* {{{ proto mixed variant_and(mixed left, mixed right)
performs a bitwise AND operation between two variants and returns the result */
PHP_FUNCTION(variant_and)
{
variant_binary_operation(VOP_AND, INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
/* {{{ proto mixed variant_div(mixed left, mixed right)
Returns the result from dividing two variants */
PHP_FUNCTION(variant_div)
{
variant_binary_operation(VOP_DIV, INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
/* {{{ proto mixed variant_eqv(mixed left, mixed right)
Performs a bitwise equivalence on two variants */
PHP_FUNCTION(variant_eqv)
{
variant_binary_operation(VOP_EQV, INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
/* {{{ proto mixed variant_idiv(mixed left, mixed right)
Converts variants to integers and then returns the result from dividing them */
PHP_FUNCTION(variant_idiv)
{
variant_binary_operation(VOP_IDIV, INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
/* {{{ proto mixed variant_imp(mixed left, mixed right)
Performs a bitwise implication on two variants */
PHP_FUNCTION(variant_imp)
{
variant_binary_operation(VOP_IMP, INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
/* {{{ proto mixed variant_mod(mixed left, mixed right)
Divides two variants and returns only the remainder */
PHP_FUNCTION(variant_mod)
{
variant_binary_operation(VOP_MOD, INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
/* {{{ proto mixed variant_or(mixed left, mixed right)
Performs a logical disjunction on two variants */
PHP_FUNCTION(variant_or)
{
variant_binary_operation(VOP_OR, INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
/* {{{ proto mixed variant_pow(mixed left, mixed right)
Returns the result of performing the power function with two variants */
PHP_FUNCTION(variant_pow)
{
variant_binary_operation(VOP_POW, INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
/* {{{ proto mixed variant_xor(mixed left, mixed right)
Performs a logical exclusion on two variants */
PHP_FUNCTION(variant_xor)
{
variant_binary_operation(VOP_XOR, INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
static void variant_unary_operation(enum variant_unary_opcode op, INTERNAL_FUNCTION_PARAMETERS) /* {{{ */
{
VARIANT vres;
VARIANT left_val;
VARIANT *vleft = NULL;
zval *zleft = NULL;
php_com_dotnet_object *obj;
HRESULT result;
int codepage = CP_ACP;
VariantInit(&left_val);
VariantInit(&vres);
if (SUCCESS == zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET,
ZEND_NUM_ARGS(), "O", &zleft, php_com_variant_class_entry)) {
obj = CDNO_FETCH(zleft);
vleft = &obj->v;
} else if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS(),
"z!", &zleft)) {
vleft = &left_val;
php_com_variant_from_zval(vleft, zleft, codepage);
} else {
return;
}
switch (op) {
case VOP_ABS:
result = VarAbs(vleft, &vres);
break;
case VOP_FIX:
result = VarFix(vleft, &vres);
break;
case VOP_INT:
result = VarInt(vleft, &vres);
break;
case VOP_NEG:
result = VarNeg(vleft, &vres);
break;
case VOP_NOT:
result = VarNot(vleft, &vres);
break;
default:
result = E_INVALIDARG;
}
if (SUCCEEDED(result)) {
php_com_wrap_variant(return_value, &vres, codepage);
} else {
php_com_throw_exception(result, NULL);
}
VariantClear(&vres);
VariantClear(&left_val);
}
/* }}} */
/* {{{ proto mixed variant_abs(mixed left)
Returns the absolute value of a variant */
PHP_FUNCTION(variant_abs)
{
variant_unary_operation(VOP_ABS, INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
/* {{{ proto mixed variant_fix(mixed left)
Returns the integer part ? of a variant */
PHP_FUNCTION(variant_fix)
{
variant_unary_operation(VOP_FIX, INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
/* {{{ proto mixed variant_int(mixed left)
Returns the integer portion of a variant */
PHP_FUNCTION(variant_int)
{
variant_unary_operation(VOP_INT, INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
/* {{{ proto mixed variant_neg(mixed left)
Performs logical negation on a variant */
PHP_FUNCTION(variant_neg)
{
variant_unary_operation(VOP_NEG, INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
/* {{{ proto mixed variant_not(mixed left)
Performs bitwise not negation on a variant */
PHP_FUNCTION(variant_not)
{
variant_unary_operation(VOP_NOT, INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
/* {{{ proto mixed variant_round(mixed left, int decimals)
Rounds a variant to the specified number of decimal places */
PHP_FUNCTION(variant_round)
{
VARIANT vres;
VARIANT left_val;
VARIANT *vleft = NULL;
zval *zleft = NULL;
php_com_dotnet_object *obj;
int codepage = CP_ACP;
zend_long decimals = 0;
VariantInit(&left_val);
VariantInit(&vres);
if (SUCCESS == zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET,
ZEND_NUM_ARGS(), "Ol", &zleft, php_com_variant_class_entry, &decimals)) {
obj = CDNO_FETCH(zleft);
vleft = &obj->v;
} else if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS(),
"z!l", &zleft, &decimals)) {
vleft = &left_val;
php_com_variant_from_zval(vleft, zleft, codepage);
} else {
return;
}
if (SUCCEEDED(VarRound(vleft, (int)decimals, &vres))) {
php_com_wrap_variant(return_value, &vres, codepage);
}
VariantClear(&vres);
VariantClear(&left_val);
}
/* }}} */
/* {{{ proto int variant_cmp(mixed left, mixed right [, int lcid [, int flags]])
Compares two variants */
PHP_FUNCTION(variant_cmp)
{
VARIANT left_val, right_val;
VARIANT *vleft = NULL, *vright = NULL;
zval *zleft = NULL, *zright = NULL;
php_com_dotnet_object *obj;
int codepage = CP_ACP;
zend_long lcid = LOCALE_SYSTEM_DEFAULT;
zend_long flags = 0;
/* it is safe to ignore the warning for this line; see the comments in com_handlers.c */
STDAPI VarCmp(LPVARIANT pvarLeft, LPVARIANT pvarRight, LCID lcid, DWORD flags);
VariantInit(&left_val);
VariantInit(&right_val);
if (SUCCESS == zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET,
ZEND_NUM_ARGS(), "OO|ll", &zleft, php_com_variant_class_entry,
&zright, php_com_variant_class_entry, &lcid, &flags)) {
obj = CDNO_FETCH(zleft);
vleft = &obj->v;
obj = CDNO_FETCH(zright);
vright = &obj->v;
} else if (SUCCESS == zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET,
ZEND_NUM_ARGS(), "Oz!|ll", &zleft, php_com_variant_class_entry,
&zright, &lcid, &flags)) {
obj = CDNO_FETCH(zleft);
vleft = &obj->v;
vright = &right_val;
php_com_variant_from_zval(vright, zright, codepage);
} else if (SUCCESS == zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET,
ZEND_NUM_ARGS(), "z!O|ll", &zleft, &zright, php_com_variant_class_entry,
&lcid, &flags)) {
obj = CDNO_FETCH(zright);
vright = &obj->v;
vleft = &left_val;
php_com_variant_from_zval(vleft, zleft, codepage);
} else if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS(),
"z!z!|ll", &zleft, &zright, &lcid, &flags)) {
vleft = &left_val;
php_com_variant_from_zval(vleft, zleft, codepage);
vright = &right_val;
php_com_variant_from_zval(vright, zright, codepage);
} else {
return;
}
ZVAL_LONG(return_value, VarCmp(vleft, vright, (LCID)lcid, (ULONG)flags));
VariantClear(&left_val);
VariantClear(&right_val);
}
/* }}} */
/* {{{ proto int variant_date_to_timestamp(object variant)
Converts a variant date/time value to unix timestamp */
PHP_FUNCTION(variant_date_to_timestamp)
{
VARIANT vres;
zval *zleft = NULL;
php_com_dotnet_object *obj;
VariantInit(&vres);
if (FAILURE == zend_parse_parameters(ZEND_NUM_ARGS(),
"O", &zleft, php_com_variant_class_entry)) {
return;
}
obj = CDNO_FETCH(zleft);
if (SUCCEEDED(VariantChangeType(&vres, &obj->v, 0, VT_DATE))) {
SYSTEMTIME systime;
struct tm tmv;
VariantTimeToSystemTime(V_DATE(&vres), &systime);
memset(&tmv, 0, sizeof(tmv));
tmv.tm_year = systime.wYear - 1900;
tmv.tm_mon = systime.wMonth - 1;
tmv.tm_mday = systime.wDay;
tmv.tm_hour = systime.wHour;
tmv.tm_min = systime.wMinute;
tmv.tm_sec = systime.wSecond;
tmv.tm_isdst = -1;
tzset();
RETVAL_LONG(mktime(&tmv));
}
VariantClear(&vres);
}
/* }}} */
/* {{{ proto object variant_date_from_timestamp(int timestamp)
Returns a variant date representation of a unix timestamp */
PHP_FUNCTION(variant_date_from_timestamp)
{
zend_long timestamp;
time_t ttstamp;
SYSTEMTIME systime;
struct tm *tmv;
VARIANT res;
if (FAILURE == zend_parse_parameters(ZEND_NUM_ARGS(), "l",
×tamp)) {
return;
}
if (timestamp < 0) {