1: /*
2: +----------------------------------------------------------------------+
3: | Zend Engine |
4: +----------------------------------------------------------------------+
5: | Copyright (c) 1998-2013 Zend Technologies Ltd. (http://www.zend.com) |
6: +----------------------------------------------------------------------+
7: | This source file is subject to version 2.00 of the Zend license, |
8: | that is bundled with this package in the file LICENSE, and is |
9: | available through the world-wide-web at the following url: |
10: | http://www.zend.com/license/2_00.txt. |
11: | If you did not receive a copy of the Zend license and are unable to |
12: | obtain it through the world-wide-web, please send a note to |
13: | license@zend.com so we can mail you a copy immediately. |
14: +----------------------------------------------------------------------+
15: | Authors: Andi Gutmans <andi@zend.com> |
16: | Zeev Suraski <zeev@zend.com> |
17: | Andrei Zmievski <andrei@php.net> |
18: +----------------------------------------------------------------------+
19: */
20:
21: /* $Id: zend_API.c,v 1.1.1.4 2013/10/14 08:02:46 misho Exp $ */
22:
23: #include "zend.h"
24: #include "zend_execute.h"
25: #include "zend_API.h"
26: #include "zend_modules.h"
27: #include "zend_constants.h"
28: #include "zend_exceptions.h"
29: #include "zend_closures.h"
30:
31: #ifdef HAVE_STDARG_H
32: #include <stdarg.h>
33: #endif
34:
35: /* these variables are true statics/globals, and have to be mutex'ed on every access */
36: ZEND_API HashTable module_registry;
37:
38: static zend_module_entry **module_request_startup_handlers;
39: static zend_module_entry **module_request_shutdown_handlers;
40: static zend_module_entry **module_post_deactivate_handlers;
41:
42: static zend_class_entry **class_cleanup_handlers;
43:
44: /* this function doesn't check for too many parameters */
45: ZEND_API int zend_get_parameters(int ht, int param_count, ...) /* {{{ */
46: {
47: void **p;
48: int arg_count;
49: va_list ptr;
50: zval **param, *param_ptr;
51: TSRMLS_FETCH();
52:
53: p = zend_vm_stack_top(TSRMLS_C) - 1;
54: arg_count = (int)(zend_uintptr_t) *p;
55:
56: if (param_count>arg_count) {
57: return FAILURE;
58: }
59:
60: va_start(ptr, param_count);
61:
62: while (param_count-->0) {
63: param = va_arg(ptr, zval **);
64: param_ptr = *(p-arg_count);
65: if (!PZVAL_IS_REF(param_ptr) && Z_REFCOUNT_P(param_ptr) > 1) {
66: zval *new_tmp;
67:
68: ALLOC_ZVAL(new_tmp);
69: *new_tmp = *param_ptr;
70: zval_copy_ctor(new_tmp);
71: INIT_PZVAL(new_tmp);
72: param_ptr = new_tmp;
73: Z_DELREF_P((zval *) *(p-arg_count));
74: *(p-arg_count) = param_ptr;
75: }
76: *param = param_ptr;
77: arg_count--;
78: }
79: va_end(ptr);
80:
81: return SUCCESS;
82: }
83: /* }}} */
84:
85: ZEND_API int _zend_get_parameters_array(int ht, int param_count, zval **argument_array TSRMLS_DC) /* {{{ */
86: {
87: void **p;
88: int arg_count;
89: zval *param_ptr;
90:
91: p = zend_vm_stack_top(TSRMLS_C) - 1;
92: arg_count = (int)(zend_uintptr_t) *p;
93:
94: if (param_count>arg_count) {
95: return FAILURE;
96: }
97:
98: while (param_count-->0) {
99: param_ptr = *(p-arg_count);
100: if (!PZVAL_IS_REF(param_ptr) && Z_REFCOUNT_P(param_ptr) > 1) {
101: zval *new_tmp;
102:
103: ALLOC_ZVAL(new_tmp);
104: *new_tmp = *param_ptr;
105: zval_copy_ctor(new_tmp);
106: INIT_PZVAL(new_tmp);
107: param_ptr = new_tmp;
108: Z_DELREF_P((zval *) *(p-arg_count));
109: *(p-arg_count) = param_ptr;
110: }
111: *(argument_array++) = param_ptr;
112: arg_count--;
113: }
114:
115: return SUCCESS;
116: }
117: /* }}} */
118:
119: /* Zend-optimized Extended functions */
120: /* this function doesn't check for too many parameters */
121: ZEND_API int zend_get_parameters_ex(int param_count, ...) /* {{{ */
122: {
123: void **p;
124: int arg_count;
125: va_list ptr;
126: zval ***param;
127: TSRMLS_FETCH();
128:
129: p = zend_vm_stack_top(TSRMLS_C) - 1;
130: arg_count = (int)(zend_uintptr_t) *p;
131:
132: if (param_count>arg_count) {
133: return FAILURE;
134: }
135:
136: va_start(ptr, param_count);
137: while (param_count-->0) {
138: param = va_arg(ptr, zval ***);
139: *param = (zval **) p-(arg_count--);
140: }
141: va_end(ptr);
142:
143: return SUCCESS;
144: }
145: /* }}} */
146:
147: ZEND_API int _zend_get_parameters_array_ex(int param_count, zval ***argument_array TSRMLS_DC) /* {{{ */
148: {
149: void **p;
150: int arg_count;
151:
152: p = zend_vm_stack_top(TSRMLS_C) - 1;
153: arg_count = (int)(zend_uintptr_t) *p;
154:
155: if (param_count>arg_count) {
156: return FAILURE;
157: }
158:
159: while (param_count-->0) {
160: zval **value = (zval**)(p-arg_count);
161:
162: *(argument_array++) = value;
163: arg_count--;
164: }
165:
166: return SUCCESS;
167: }
168: /* }}} */
169:
170: ZEND_API int zend_copy_parameters_array(int param_count, zval *argument_array TSRMLS_DC) /* {{{ */
171: {
172: void **p;
173: int arg_count;
174:
175: p = zend_vm_stack_top(TSRMLS_C) - 1;
176: arg_count = (int)(zend_uintptr_t) *p;
177:
178: if (param_count>arg_count) {
179: return FAILURE;
180: }
181:
182: while (param_count-->0) {
183: zval **param = (zval **) p-(arg_count--);
184: zval_add_ref(param);
185: add_next_index_zval(argument_array, *param);
186: }
187:
188: return SUCCESS;
189: }
190: /* }}} */
191:
192: ZEND_API void zend_wrong_param_count(TSRMLS_D) /* {{{ */
193: {
194: const char *space;
195: const char *class_name = get_active_class_name(&space TSRMLS_CC);
196:
197: zend_error(E_WARNING, "Wrong parameter count for %s%s%s()", class_name, space, get_active_function_name(TSRMLS_C));
198: }
199: /* }}} */
200:
201: /* Argument parsing API -- andrei */
202: ZEND_API char *zend_get_type_by_const(int type) /* {{{ */
203: {
204: switch(type) {
205: case IS_BOOL:
206: return "boolean";
207: case IS_LONG:
208: return "integer";
209: case IS_DOUBLE:
210: return "double";
211: case IS_STRING:
212: return "string";
213: case IS_OBJECT:
214: return "object";
215: case IS_RESOURCE:
216: return "resource";
217: case IS_NULL:
218: return "null";
219: case IS_CALLABLE:
220: return "callable";
221: case IS_ARRAY:
222: return "array";
223: default:
224: return "unknown";
225: }
226: }
227: /* }}} */
228:
229: ZEND_API char *zend_zval_type_name(const zval *arg) /* {{{ */
230: {
231: return zend_get_type_by_const(Z_TYPE_P(arg));
232: }
233: /* }}} */
234:
235: ZEND_API zend_class_entry *zend_get_class_entry(const zval *zobject TSRMLS_DC) /* {{{ */
236: {
237: if (Z_OBJ_HT_P(zobject)->get_class_entry) {
238: return Z_OBJ_HT_P(zobject)->get_class_entry(zobject TSRMLS_CC);
239: } else {
240: zend_error(E_ERROR, "Class entry requested for an object without PHP class");
241: return NULL;
242: }
243: }
244: /* }}} */
245:
246: /* returns 1 if you need to copy result, 0 if it's already a copy */
247: ZEND_API int zend_get_object_classname(const zval *object, const char **class_name, zend_uint *class_name_len TSRMLS_DC) /* {{{ */
248: {
249: if (Z_OBJ_HT_P(object)->get_class_name == NULL ||
250: Z_OBJ_HT_P(object)->get_class_name(object, class_name, class_name_len, 0 TSRMLS_CC) != SUCCESS) {
251: zend_class_entry *ce = Z_OBJCE_P(object);
252:
253: *class_name = ce->name;
254: *class_name_len = ce->name_length;
255: return 1;
256: }
257: return 0;
258: }
259: /* }}} */
260:
261: static int parse_arg_object_to_string(zval **arg, char **p, int *pl, int type TSRMLS_DC) /* {{{ */
262: {
263: if (Z_OBJ_HANDLER_PP(arg, cast_object)) {
264: zval *obj;
265: MAKE_STD_ZVAL(obj);
266: if (Z_OBJ_HANDLER_P(*arg, cast_object)(*arg, obj, type TSRMLS_CC) == SUCCESS) {
267: zval_ptr_dtor(arg);
268: *arg = obj;
269: *pl = Z_STRLEN_PP(arg);
270: *p = Z_STRVAL_PP(arg);
271: return SUCCESS;
272: }
273: efree(obj);
274: }
275: /* Standard PHP objects */
276: if (Z_OBJ_HT_PP(arg) == &std_object_handlers || !Z_OBJ_HANDLER_PP(arg, cast_object)) {
277: SEPARATE_ZVAL_IF_NOT_REF(arg);
278: if (zend_std_cast_object_tostring(*arg, *arg, type TSRMLS_CC) == SUCCESS) {
279: *pl = Z_STRLEN_PP(arg);
280: *p = Z_STRVAL_PP(arg);
281: return SUCCESS;
282: }
283: }
284: if (!Z_OBJ_HANDLER_PP(arg, cast_object) && Z_OBJ_HANDLER_PP(arg, get)) {
285: int use_copy;
286: zval *z = Z_OBJ_HANDLER_PP(arg, get)(*arg TSRMLS_CC);
287: Z_ADDREF_P(z);
288: if(Z_TYPE_P(z) != IS_OBJECT) {
289: zval_dtor(*arg);
290: Z_TYPE_P(*arg) = IS_NULL;
291: zend_make_printable_zval(z, *arg, &use_copy);
292: if (!use_copy) {
293: ZVAL_ZVAL(*arg, z, 1, 1);
294: }
295: *pl = Z_STRLEN_PP(arg);
296: *p = Z_STRVAL_PP(arg);
297: return SUCCESS;
298: }
299: zval_ptr_dtor(&z);
300: }
301: return FAILURE;
302: }
303: /* }}} */
304:
305: static const char *zend_parse_arg_impl(int arg_num, zval **arg, va_list *va, const char **spec, char **error, int *severity TSRMLS_DC) /* {{{ */
306: {
307: const char *spec_walk = *spec;
308: char c = *spec_walk++;
309: int return_null = 0;
310:
311: /* scan through modifiers */
312: while (1) {
313: if (*spec_walk == '/') {
314: SEPARATE_ZVAL_IF_NOT_REF(arg);
315: } else if (*spec_walk == '!') {
316: if (Z_TYPE_PP(arg) == IS_NULL) {
317: return_null = 1;
318: }
319: } else {
320: break;
321: }
322: spec_walk++;
323: }
324:
325: switch (c) {
326: case 'l':
327: case 'L':
328: {
329: long *p = va_arg(*va, long *);
330: switch (Z_TYPE_PP(arg)) {
331: case IS_STRING:
332: {
333: double d;
334: int type;
335:
336: if ((type = is_numeric_string(Z_STRVAL_PP(arg), Z_STRLEN_PP(arg), p, &d, -1)) == 0) {
337: return "long";
338: } else if (type == IS_DOUBLE) {
339: if (c == 'L') {
340: if (d > LONG_MAX) {
341: *p = LONG_MAX;
342: break;
343: } else if (d < LONG_MIN) {
344: *p = LONG_MIN;
345: break;
346: }
347: }
348:
349: *p = zend_dval_to_lval(d);
350: }
351: }
352: break;
353:
354: case IS_DOUBLE:
355: if (c == 'L') {
356: if (Z_DVAL_PP(arg) > LONG_MAX) {
357: *p = LONG_MAX;
358: break;
359: } else if (Z_DVAL_PP(arg) < LONG_MIN) {
360: *p = LONG_MIN;
361: break;
362: }
363: }
364: case IS_NULL:
365: case IS_LONG:
366: case IS_BOOL:
367: convert_to_long_ex(arg);
368: *p = Z_LVAL_PP(arg);
369: break;
370:
371: case IS_ARRAY:
372: case IS_OBJECT:
373: case IS_RESOURCE:
374: default:
375: return "long";
376: }
377: }
378: break;
379:
380: case 'd':
381: {
382: double *p = va_arg(*va, double *);
383: switch (Z_TYPE_PP(arg)) {
384: case IS_STRING:
385: {
386: long l;
387: int type;
388:
389: if ((type = is_numeric_string(Z_STRVAL_PP(arg), Z_STRLEN_PP(arg), &l, p, -1)) == 0) {
390: return "double";
391: } else if (type == IS_LONG) {
392: *p = (double) l;
393: }
394: }
395: break;
396:
397: case IS_NULL:
398: case IS_LONG:
399: case IS_DOUBLE:
400: case IS_BOOL:
401: convert_to_double_ex(arg);
402: *p = Z_DVAL_PP(arg);
403: break;
404:
405: case IS_ARRAY:
406: case IS_OBJECT:
407: case IS_RESOURCE:
408: default:
409: return "double";
410: }
411: }
412: break;
413:
414: case 'p':
415: case 's':
416: {
417: char **p = va_arg(*va, char **);
418: int *pl = va_arg(*va, int *);
419: switch (Z_TYPE_PP(arg)) {
420: case IS_NULL:
421: if (return_null) {
422: *p = NULL;
423: *pl = 0;
424: break;
425: }
426: /* break omitted intentionally */
427:
428: case IS_STRING:
429: case IS_LONG:
430: case IS_DOUBLE:
431: case IS_BOOL:
432: convert_to_string_ex(arg);
433: if (UNEXPECTED(Z_ISREF_PP(arg) != 0)) {
434: /* it's dangerous to return pointers to string
435: buffer of referenced variable, because it can
436: be clobbered throug magic callbacks */
437: SEPARATE_ZVAL(arg);
438: }
439: *p = Z_STRVAL_PP(arg);
440: *pl = Z_STRLEN_PP(arg);
441: if (c == 'p' && CHECK_ZVAL_NULL_PATH(*arg)) {
442: return "a valid path";
443: }
444: break;
445:
446: case IS_OBJECT:
447: if (parse_arg_object_to_string(arg, p, pl, IS_STRING TSRMLS_CC) == SUCCESS) {
448: if (c == 'p' && CHECK_ZVAL_NULL_PATH(*arg)) {
449: return "a valid path";
450: }
451: break;
452: }
453:
454: case IS_ARRAY:
455: case IS_RESOURCE:
456: default:
457: return c == 's' ? "string" : "a valid path";
458: }
459: }
460: break;
461:
462: case 'b':
463: {
464: zend_bool *p = va_arg(*va, zend_bool *);
465: switch (Z_TYPE_PP(arg)) {
466: case IS_NULL:
467: case IS_STRING:
468: case IS_LONG:
469: case IS_DOUBLE:
470: case IS_BOOL:
471: convert_to_boolean_ex(arg);
472: *p = Z_BVAL_PP(arg);
473: break;
474:
475: case IS_ARRAY:
476: case IS_OBJECT:
477: case IS_RESOURCE:
478: default:
479: return "boolean";
480: }
481: }
482: break;
483:
484: case 'r':
485: {
486: zval **p = va_arg(*va, zval **);
487: if (return_null) {
488: *p = NULL;
489: break;
490: }
491: if (Z_TYPE_PP(arg) == IS_RESOURCE) {
492: *p = *arg;
493: } else {
494: return "resource";
495: }
496: }
497: break;
498: case 'A':
499: case 'a':
500: {
501: zval **p = va_arg(*va, zval **);
502: if (return_null) {
503: *p = NULL;
504: break;
505: }
506: if (Z_TYPE_PP(arg) == IS_ARRAY || (c == 'A' && Z_TYPE_PP(arg) == IS_OBJECT)) {
507: *p = *arg;
508: } else {
509: return "array";
510: }
511: }
512: break;
513: case 'H':
514: case 'h':
515: {
516: HashTable **p = va_arg(*va, HashTable **);
517: if (return_null) {
518: *p = NULL;
519: break;
520: }
521: if (Z_TYPE_PP(arg) == IS_ARRAY) {
522: *p = Z_ARRVAL_PP(arg);
523: } else if(c == 'H' && Z_TYPE_PP(arg) == IS_OBJECT) {
524: *p = HASH_OF(*arg);
525: if(*p == NULL) {
526: return "array";
527: }
528: } else {
529: return "array";
530: }
531: }
532: break;
533:
534: case 'o':
535: {
536: zval **p = va_arg(*va, zval **);
537: if (return_null) {
538: *p = NULL;
539: break;
540: }
541: if (Z_TYPE_PP(arg) == IS_OBJECT) {
542: *p = *arg;
543: } else {
544: return "object";
545: }
546: }
547: break;
548:
549: case 'O':
550: {
551: zval **p = va_arg(*va, zval **);
552: zend_class_entry *ce = va_arg(*va, zend_class_entry *);
553:
554: if (return_null) {
555: *p = NULL;
556: break;
557: }
558: if (Z_TYPE_PP(arg) == IS_OBJECT &&
559: (!ce || instanceof_function(Z_OBJCE_PP(arg), ce TSRMLS_CC))) {
560: *p = *arg;
561: } else {
562: if (ce) {
563: return ce->name;
564: } else {
565: return "object";
566: }
567: }
568: }
569: break;
570:
571: case 'C':
572: {
573: zend_class_entry **lookup, **pce = va_arg(*va, zend_class_entry **);
574: zend_class_entry *ce_base = *pce;
575:
576: if (return_null) {
577: *pce = NULL;
578: break;
579: }
580: convert_to_string_ex(arg);
581: if (zend_lookup_class(Z_STRVAL_PP(arg), Z_STRLEN_PP(arg), &lookup TSRMLS_CC) == FAILURE) {
582: *pce = NULL;
583: } else {
584: *pce = *lookup;
585: }
586: if (ce_base) {
587: if ((!*pce || !instanceof_function(*pce, ce_base TSRMLS_CC))) {
588: zend_spprintf(error, 0, "to be a class name derived from %s, '%s' given",
589: ce_base->name, Z_STRVAL_PP(arg));
590: *pce = NULL;
591: return "";
592: }
593: }
594: if (!*pce) {
595: zend_spprintf(error, 0, "to be a valid class name, '%s' given",
596: Z_STRVAL_PP(arg));
597: return "";
598: }
599: break;
600:
601: }
602: break;
603:
604: case 'f':
605: {
606: zend_fcall_info *fci = va_arg(*va, zend_fcall_info *);
607: zend_fcall_info_cache *fcc = va_arg(*va, zend_fcall_info_cache *);
608: char *is_callable_error = NULL;
609:
610: if (return_null) {
611: fci->size = 0;
612: fcc->initialized = 0;
613: break;
614: }
615:
616: if (zend_fcall_info_init(*arg, 0, fci, fcc, NULL, &is_callable_error TSRMLS_CC) == SUCCESS) {
617: if (is_callable_error) {
618: *severity = E_STRICT;
619: zend_spprintf(error, 0, "to be a valid callback, %s", is_callable_error);
620: efree(is_callable_error);
621: *spec = spec_walk;
622: return "";
623: }
624: break;
625: } else {
626: if (is_callable_error) {
627: *severity = E_WARNING;
628: zend_spprintf(error, 0, "to be a valid callback, %s", is_callable_error);
629: efree(is_callable_error);
630: return "";
631: } else {
632: return "valid callback";
633: }
634: }
635: }
636:
637: case 'z':
638: {
639: zval **p = va_arg(*va, zval **);
640: if (return_null) {
641: *p = NULL;
642: } else {
643: *p = *arg;
644: }
645: }
646: break;
647:
648: case 'Z':
649: {
650: zval ***p = va_arg(*va, zval ***);
651: if (return_null) {
652: *p = NULL;
653: } else {
654: *p = arg;
655: }
656: }
657: break;
658:
659: default:
660: return "unknown";
661: }
662:
663: *spec = spec_walk;
664:
665: return NULL;
666: }
667: /* }}} */
668:
669: static int zend_parse_arg(int arg_num, zval **arg, va_list *va, const char **spec, int quiet TSRMLS_DC) /* {{{ */
670: {
671: const char *expected_type = NULL;
672: char *error = NULL;
673: int severity = E_WARNING;
674:
675: expected_type = zend_parse_arg_impl(arg_num, arg, va, spec, &error, &severity TSRMLS_CC);
676: if (expected_type) {
677: if (!quiet && (*expected_type || error)) {
678: const char *space;
679: const char *class_name = get_active_class_name(&space TSRMLS_CC);
680:
681: if (error) {
682: zend_error(severity, "%s%s%s() expects parameter %d %s",
683: class_name, space, get_active_function_name(TSRMLS_C), arg_num, error);
684: efree(error);
685: } else {
686: zend_error(severity, "%s%s%s() expects parameter %d to be %s, %s given",
687: class_name, space, get_active_function_name(TSRMLS_C), arg_num, expected_type,
688: zend_zval_type_name(*arg));
689: }
690: }
691: if (severity != E_STRICT) {
692: return FAILURE;
693: }
694: }
695:
696: return SUCCESS;
697: }
698: /* }}} */
699:
700: static int zend_parse_va_args(int num_args, const char *type_spec, va_list *va, int flags TSRMLS_DC) /* {{{ */
701: {
702: const char *spec_walk;
703: int c, i;
704: int min_num_args = -1;
705: int max_num_args = 0;
706: int post_varargs = 0;
707: zval **arg;
708: int arg_count;
709: int quiet = flags & ZEND_PARSE_PARAMS_QUIET;
710: zend_bool have_varargs = 0;
711: zval ****varargs = NULL;
712: int *n_varargs = NULL;
713:
714: for (spec_walk = type_spec; *spec_walk; spec_walk++) {
715: c = *spec_walk;
716: switch (c) {
717: case 'l': case 'd':
718: case 's': case 'b':
719: case 'r': case 'a':
720: case 'o': case 'O':
721: case 'z': case 'Z':
722: case 'C': case 'h':
723: case 'f': case 'A':
724: case 'H': case 'p':
725: max_num_args++;
726: break;
727:
728: case '|':
729: min_num_args = max_num_args;
730: break;
731:
732: case '/':
733: case '!':
734: /* Pass */
735: break;
736:
737: case '*':
738: case '+':
739: if (have_varargs) {
740: if (!quiet) {
741: zend_function *active_function = EG(current_execute_data)->function_state.function;
742: const char *class_name = active_function->common.scope ? active_function->common.scope->name : "";
743: zend_error(E_WARNING, "%s%s%s(): only one varargs specifier (* or +) is permitted",
744: class_name,
745: class_name[0] ? "::" : "",
746: active_function->common.function_name);
747: }
748: return FAILURE;
749: }
750: have_varargs = 1;
751: /* we expect at least one parameter in varargs */
752: if (c == '+') {
753: max_num_args++;
754: }
755: /* mark the beginning of varargs */
756: post_varargs = max_num_args;
757: break;
758:
759: default:
760: if (!quiet) {
761: zend_function *active_function = EG(current_execute_data)->function_state.function;
762: const char *class_name = active_function->common.scope ? active_function->common.scope->name : "";
763: zend_error(E_WARNING, "%s%s%s(): bad type specifier while parsing parameters",
764: class_name,
765: class_name[0] ? "::" : "",
766: active_function->common.function_name);
767: }
768: return FAILURE;
769: }
770: }
771:
772: if (min_num_args < 0) {
773: min_num_args = max_num_args;
774: }
775:
776: if (have_varargs) {
777: /* calculate how many required args are at the end of the specifier list */
778: post_varargs = max_num_args - post_varargs;
779: max_num_args = -1;
780: }
781:
782: if (num_args < min_num_args || (num_args > max_num_args && max_num_args > 0)) {
783: if (!quiet) {
784: zend_function *active_function = EG(current_execute_data)->function_state.function;
785: const char *class_name = active_function->common.scope ? active_function->common.scope->name : "";
786: zend_error(E_WARNING, "%s%s%s() expects %s %d parameter%s, %d given",
787: class_name,
788: class_name[0] ? "::" : "",
789: active_function->common.function_name,
790: min_num_args == max_num_args ? "exactly" : num_args < min_num_args ? "at least" : "at most",
791: num_args < min_num_args ? min_num_args : max_num_args,
792: (num_args < min_num_args ? min_num_args : max_num_args) == 1 ? "" : "s",
793: num_args);
794: }
795: return FAILURE;
796: }
797:
798: arg_count = (int)(zend_uintptr_t) *(zend_vm_stack_top(TSRMLS_C) - 1);
799:
800: if (num_args > arg_count) {
801: zend_error(E_WARNING, "%s(): could not obtain parameters for parsing",
802: get_active_function_name(TSRMLS_C));
803: return FAILURE;
804: }
805:
806: i = 0;
807: while (num_args-- > 0) {
808: if (*type_spec == '|') {
809: type_spec++;
810: }
811:
812: if (*type_spec == '*' || *type_spec == '+') {
813: int num_varargs = num_args + 1 - post_varargs;
814:
815: /* eat up the passed in storage even if it won't be filled in with varargs */
816: varargs = va_arg(*va, zval ****);
817: n_varargs = va_arg(*va, int *);
818: type_spec++;
819:
820: if (num_varargs > 0) {
821: int iv = 0;
822: zval **p = (zval **) (zend_vm_stack_top(TSRMLS_C) - 1 - (arg_count - i));
823:
824: *n_varargs = num_varargs;
825:
826: /* allocate space for array and store args */
827: *varargs = safe_emalloc(num_varargs, sizeof(zval **), 0);
828: while (num_varargs-- > 0) {
829: (*varargs)[iv++] = p++;
830: }
831:
832: /* adjust how many args we have left and restart loop */
833: num_args = num_args + 1 - iv;
834: i += iv;
835: continue;
836: } else {
837: *varargs = NULL;
838: *n_varargs = 0;
839: }
840: }
841:
842: arg = (zval **) (zend_vm_stack_top(TSRMLS_C) - 1 - (arg_count-i));
843:
844: if (zend_parse_arg(i+1, arg, va, &type_spec, quiet TSRMLS_CC) == FAILURE) {
845: /* clean up varargs array if it was used */
846: if (varargs && *varargs) {
847: efree(*varargs);
848: *varargs = NULL;
849: }
850: return FAILURE;
851: }
852: i++;
853: }
854:
855: return SUCCESS;
856: }
857: /* }}} */
858:
859: #define RETURN_IF_ZERO_ARGS(num_args, type_spec, quiet) { \
860: int __num_args = (num_args); \
861: \
862: if (0 == (type_spec)[0] && 0 != __num_args && !(quiet)) { \
863: const char *__space; \
864: const char * __class_name = get_active_class_name(&__space TSRMLS_CC); \
865: zend_error(E_WARNING, "%s%s%s() expects exactly 0 parameters, %d given", \
866: __class_name, __space, \
867: get_active_function_name(TSRMLS_C), __num_args); \
868: return FAILURE; \
869: }\
870: }
871:
872: ZEND_API int zend_parse_parameters_ex(int flags, int num_args TSRMLS_DC, const char *type_spec, ...) /* {{{ */
873: {
874: va_list va;
875: int retval;
876:
877: RETURN_IF_ZERO_ARGS(num_args, type_spec, flags & ZEND_PARSE_PARAMS_QUIET);
878:
879: va_start(va, type_spec);
880: retval = zend_parse_va_args(num_args, type_spec, &va, flags TSRMLS_CC);
881: va_end(va);
882:
883: return retval;
884: }
885: /* }}} */
886:
887: ZEND_API int zend_parse_parameters(int num_args TSRMLS_DC, const char *type_spec, ...) /* {{{ */
888: {
889: va_list va;
890: int retval;
891:
892: RETURN_IF_ZERO_ARGS(num_args, type_spec, 0);
893:
894: va_start(va, type_spec);
895: retval = zend_parse_va_args(num_args, type_spec, &va, 0 TSRMLS_CC);
896: va_end(va);
897:
898: return retval;
899: }
900: /* }}} */
901:
902: ZEND_API int zend_parse_method_parameters(int num_args TSRMLS_DC, zval *this_ptr, const char *type_spec, ...) /* {{{ */
903: {
904: va_list va;
905: int retval;
906: const char *p = type_spec;
907: zval **object;
908: zend_class_entry *ce;
909:
910: if (!this_ptr) {
911: RETURN_IF_ZERO_ARGS(num_args, p, 0);
912:
913: va_start(va, type_spec);
914: retval = zend_parse_va_args(num_args, type_spec, &va, 0 TSRMLS_CC);
915: va_end(va);
916: } else {
917: p++;
918: RETURN_IF_ZERO_ARGS(num_args, p, 0);
919:
920: va_start(va, type_spec);
921:
922: object = va_arg(va, zval **);
923: ce = va_arg(va, zend_class_entry *);
924: *object = this_ptr;
925:
926: if (ce && !instanceof_function(Z_OBJCE_P(this_ptr), ce TSRMLS_CC)) {
927: zend_error(E_CORE_ERROR, "%s::%s() must be derived from %s::%s",
928: ce->name, get_active_function_name(TSRMLS_C), Z_OBJCE_P(this_ptr)->name, get_active_function_name(TSRMLS_C));
929: }
930:
931: retval = zend_parse_va_args(num_args, p, &va, 0 TSRMLS_CC);
932: va_end(va);
933: }
934: return retval;
935: }
936: /* }}} */
937:
938: ZEND_API int zend_parse_method_parameters_ex(int flags, int num_args TSRMLS_DC, zval *this_ptr, const char *type_spec, ...) /* {{{ */
939: {
940: va_list va;
941: int retval;
942: const char *p = type_spec;
943: zval **object;
944: zend_class_entry *ce;
945: int quiet = flags & ZEND_PARSE_PARAMS_QUIET;
946:
947: if (!this_ptr) {
948: RETURN_IF_ZERO_ARGS(num_args, p, quiet);
949:
950: va_start(va, type_spec);
951: retval = zend_parse_va_args(num_args, type_spec, &va, flags TSRMLS_CC);
952: va_end(va);
953: } else {
954: p++;
955: RETURN_IF_ZERO_ARGS(num_args, p, quiet);
956:
957: va_start(va, type_spec);
958:
959: object = va_arg(va, zval **);
960: ce = va_arg(va, zend_class_entry *);
961: *object = this_ptr;
962:
963: if (ce && !instanceof_function(Z_OBJCE_P(this_ptr), ce TSRMLS_CC)) {
964: if (!quiet) {
965: zend_error(E_CORE_ERROR, "%s::%s() must be derived from %s::%s",
966: ce->name, get_active_function_name(TSRMLS_C), Z_OBJCE_P(this_ptr)->name, get_active_function_name(TSRMLS_C));
967: }
968: va_end(va);
969: return FAILURE;
970: }
971:
972: retval = zend_parse_va_args(num_args, p, &va, flags TSRMLS_CC);
973: va_end(va);
974: }
975: return retval;
976: }
977: /* }}} */
978:
979: /* Argument parsing API -- andrei */
980: ZEND_API int _array_init(zval *arg, uint size ZEND_FILE_LINE_DC) /* {{{ */
981: {
982: ALLOC_HASHTABLE_REL(Z_ARRVAL_P(arg));
983:
984: _zend_hash_init(Z_ARRVAL_P(arg), size, NULL, ZVAL_PTR_DTOR, 0 ZEND_FILE_LINE_RELAY_CC);
985: Z_TYPE_P(arg) = IS_ARRAY;
986: return SUCCESS;
987: }
988: /* }}} */
989:
990: static int zend_merge_property(zval **value TSRMLS_DC, int num_args, va_list args, const zend_hash_key *hash_key) /* {{{ */
991: {
992: /* which name should a numeric property have ? */
993: if (hash_key->nKeyLength) {
994: zval *obj = va_arg(args, zval *);
995: zend_object_handlers *obj_ht = va_arg(args, zend_object_handlers *);
996: zval *member;
997:
998: MAKE_STD_ZVAL(member);
999: ZVAL_STRINGL(member, hash_key->arKey, hash_key->nKeyLength-1, 1);
1000: obj_ht->write_property(obj, member, *value, 0 TSRMLS_CC);
1001: zval_ptr_dtor(&member);
1002: }
1003: return ZEND_HASH_APPLY_KEEP;
1004: }
1005: /* }}} */
1006:
1007: /* This function should be called after the constructor has been called
1008: * because it may call __set from the uninitialized object otherwise. */
1009: ZEND_API void zend_merge_properties(zval *obj, HashTable *properties, int destroy_ht TSRMLS_DC) /* {{{ */
1010: {
1011: const zend_object_handlers *obj_ht = Z_OBJ_HT_P(obj);
1012: zend_class_entry *old_scope = EG(scope);
1013:
1014: EG(scope) = Z_OBJCE_P(obj);
1015: zend_hash_apply_with_arguments(properties TSRMLS_CC, (apply_func_args_t)zend_merge_property, 2, obj, obj_ht);
1016: EG(scope) = old_scope;
1017:
1018: if (destroy_ht) {
1019: zend_hash_destroy(properties);
1020: FREE_HASHTABLE(properties);
1021: }
1022: }
1023: /* }}} */
1024:
1025: static int zval_update_class_constant(zval **pp, int is_static, int offset TSRMLS_DC) /* {{{ */
1026: {
1027: if ((Z_TYPE_PP(pp) & IS_CONSTANT_TYPE_MASK) == IS_CONSTANT ||
1028: (Z_TYPE_PP(pp) & IS_CONSTANT_TYPE_MASK) == IS_CONSTANT_ARRAY) {
1029: zend_class_entry **scope = EG(in_execution)?&EG(scope):&CG(active_class_entry);
1030:
1031: if ((*scope)->parent) {
1032: zend_class_entry *ce = *scope;
1033: HashPosition pos;
1034: zend_property_info *prop_info;
1035:
1036: do {
1037: for (zend_hash_internal_pointer_reset_ex(&ce->properties_info, &pos);
1038: zend_hash_get_current_data_ex(&ce->properties_info, (void **) &prop_info, &pos) == SUCCESS;
1039: zend_hash_move_forward_ex(&ce->properties_info, &pos)) {
1040: if (is_static == ((prop_info->flags & ZEND_ACC_STATIC) != 0) &&
1041: offset == prop_info->offset) {
1042: int ret;
1043: zend_class_entry *old_scope = *scope;
1044: *scope = prop_info->ce;
1045: ret = zval_update_constant(pp, (void*)1 TSRMLS_CC);
1046: *scope = old_scope;
1047: return ret;
1048: }
1049: }
1050: ce = ce->parent;
1051: } while (ce);
1052:
1053: }
1054: return zval_update_constant(pp, (void*)1 TSRMLS_CC);
1055: }
1056: return 0;
1057: }
1058: /* }}} */
1059:
1060: ZEND_API void zend_update_class_constants(zend_class_entry *class_type TSRMLS_DC) /* {{{ */
1061: {
1062: if ((class_type->ce_flags & ZEND_ACC_CONSTANTS_UPDATED) == 0 || (!CE_STATIC_MEMBERS(class_type) && class_type->default_static_members_count)) {
1063: zend_class_entry **scope = EG(in_execution)?&EG(scope):&CG(active_class_entry);
1064: zend_class_entry *old_scope = *scope;
1065: int i;
1066:
1067: *scope = class_type;
1068: zend_hash_apply_with_argument(&class_type->constants_table, (apply_func_arg_t) zval_update_constant, (void*)1 TSRMLS_CC);
1069:
1070: for (i = 0; i < class_type->default_properties_count; i++) {
1071: if (class_type->default_properties_table[i]) {
1072: zval_update_class_constant(&class_type->default_properties_table[i], 0, i TSRMLS_CC);
1073: }
1074: }
1075:
1076: if (!CE_STATIC_MEMBERS(class_type) && class_type->default_static_members_count) {
1077: zval **p;
1078:
1079: if (class_type->parent) {
1080: zend_update_class_constants(class_type->parent TSRMLS_CC);
1081: }
1082: #if ZTS
1083: CG(static_members_table)[(zend_intptr_t)(class_type->static_members_table)] = emalloc(sizeof(zval*) * class_type->default_static_members_count);
1084: #else
1085: class_type->static_members_table = emalloc(sizeof(zval*) * class_type->default_static_members_count);
1086: #endif
1087: for (i = 0; i < class_type->default_static_members_count; i++) {
1088: p = &class_type->default_static_members_table[i];
1089: if (Z_ISREF_PP(p) &&
1090: class_type->parent &&
1091: i < class_type->parent->default_static_members_count &&
1092: *p == class_type->parent->default_static_members_table[i] &&
1093: CE_STATIC_MEMBERS(class_type->parent)[i]
1094: ) {
1095: zval *q = CE_STATIC_MEMBERS(class_type->parent)[i];
1096:
1097: Z_ADDREF_P(q);
1098: Z_SET_ISREF_P(q);
1099: CE_STATIC_MEMBERS(class_type)[i] = q;
1100: } else {
1101: zval *r;
1102:
1103: ALLOC_ZVAL(r);
1104: *r = **p;
1105: INIT_PZVAL(r);
1106: zval_copy_ctor(r);
1107: CE_STATIC_MEMBERS(class_type)[i] = r;
1108: }
1109: }
1110: }
1111:
1112: for (i = 0; i < class_type->default_static_members_count; i++) {
1113: zval_update_class_constant(&CE_STATIC_MEMBERS(class_type)[i], 1, i TSRMLS_CC);
1114: }
1115:
1116: *scope = old_scope;
1117: class_type->ce_flags |= ZEND_ACC_CONSTANTS_UPDATED;
1118: }
1119: }
1120: /* }}} */
1121:
1122: ZEND_API void object_properties_init(zend_object *object, zend_class_entry *class_type) /* {{{ */
1123: {
1124: int i;
1125:
1126: if (class_type->default_properties_count) {
1127: object->properties_table = emalloc(sizeof(zval*) * class_type->default_properties_count);
1128: for (i = 0; i < class_type->default_properties_count; i++) {
1129: object->properties_table[i] = class_type->default_properties_table[i];
1130: if (class_type->default_properties_table[i]) {
1131: #if ZTS
1132: ALLOC_ZVAL( object->properties_table[i]);
1133: MAKE_COPY_ZVAL(&class_type->default_properties_table[i], object->properties_table[i]);
1134: #else
1135: Z_ADDREF_P(object->properties_table[i]);
1136: #endif
1137: }
1138: }
1139: object->properties = NULL;
1140: }
1141: }
1142: /* }}} */
1143:
1144: /* This function requires 'properties' to contain all props declared in the
1145: * class and all props being public. If only a subset is given or the class
1146: * has protected members then you need to merge the properties separately by
1147: * calling zend_merge_properties(). */
1148: ZEND_API int _object_and_properties_init(zval *arg, zend_class_entry *class_type, HashTable *properties ZEND_FILE_LINE_DC TSRMLS_DC) /* {{{ */
1149: {
1150: zend_object *object;
1151:
1152: if (class_type->ce_flags & (ZEND_ACC_INTERFACE|ZEND_ACC_IMPLICIT_ABSTRACT_CLASS|ZEND_ACC_EXPLICIT_ABSTRACT_CLASS)) {
1153: char *what = (class_type->ce_flags & ZEND_ACC_INTERFACE) ? "interface"
1154: :((class_type->ce_flags & ZEND_ACC_TRAIT) == ZEND_ACC_TRAIT) ? "trait"
1155: : "abstract class";
1156: zend_error(E_ERROR, "Cannot instantiate %s %s", what, class_type->name);
1157: }
1158:
1159: zend_update_class_constants(class_type TSRMLS_CC);
1160:
1161: Z_TYPE_P(arg) = IS_OBJECT;
1162: if (class_type->create_object == NULL) {
1163: Z_OBJVAL_P(arg) = zend_objects_new(&object, class_type TSRMLS_CC);
1164: if (properties) {
1165: object->properties = properties;
1166: object->properties_table = NULL;
1167: } else {
1168: object_properties_init(object, class_type);
1169: }
1170: } else {
1171: Z_OBJVAL_P(arg) = class_type->create_object(class_type TSRMLS_CC);
1172: }
1173: return SUCCESS;
1174: }
1175: /* }}} */
1176:
1177: ZEND_API int _object_init_ex(zval *arg, zend_class_entry *class_type ZEND_FILE_LINE_DC TSRMLS_DC) /* {{{ */
1178: {
1179: return _object_and_properties_init(arg, class_type, 0 ZEND_FILE_LINE_RELAY_CC TSRMLS_CC);
1180: }
1181: /* }}} */
1182:
1183: ZEND_API int _object_init(zval *arg ZEND_FILE_LINE_DC TSRMLS_DC) /* {{{ */
1184: {
1185: return _object_init_ex(arg, zend_standard_class_def ZEND_FILE_LINE_RELAY_CC TSRMLS_CC);
1186: }
1187: /* }}} */
1188:
1189: ZEND_API int add_assoc_function(zval *arg, const char *key, void (*function_ptr)(INTERNAL_FUNCTION_PARAMETERS)) /* {{{ */
1190: {
1191: zend_error(E_WARNING, "add_assoc_function() is no longer supported");
1192: return FAILURE;
1193: }
1194: /* }}} */
1195:
1196: ZEND_API int add_assoc_long_ex(zval *arg, const char *key, uint key_len, long n) /* {{{ */
1197: {
1198: zval *tmp;
1199:
1200: MAKE_STD_ZVAL(tmp);
1201: ZVAL_LONG(tmp, n);
1202:
1203: return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
1204: }
1205: /* }}} */
1206:
1207: ZEND_API int add_assoc_null_ex(zval *arg, const char *key, uint key_len) /* {{{ */
1208: {
1209: zval *tmp;
1210:
1211: MAKE_STD_ZVAL(tmp);
1212: ZVAL_NULL(tmp);
1213:
1214: return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
1215: }
1216: /* }}} */
1217:
1218: ZEND_API int add_assoc_bool_ex(zval *arg, const char *key, uint key_len, int b) /* {{{ */
1219: {
1220: zval *tmp;
1221:
1222: MAKE_STD_ZVAL(tmp);
1223: ZVAL_BOOL(tmp, b);
1224:
1225: return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
1226: }
1227: /* }}} */
1228:
1229: ZEND_API int add_assoc_resource_ex(zval *arg, const char *key, uint key_len, int r) /* {{{ */
1230: {
1231: zval *tmp;
1232:
1233: MAKE_STD_ZVAL(tmp);
1234: ZVAL_RESOURCE(tmp, r);
1235:
1236: return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
1237: }
1238: /* }}} */
1239:
1240: ZEND_API int add_assoc_double_ex(zval *arg, const char *key, uint key_len, double d) /* {{{ */
1241: {
1242: zval *tmp;
1243:
1244: MAKE_STD_ZVAL(tmp);
1245: ZVAL_DOUBLE(tmp, d);
1246:
1247: return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
1248: }
1249: /* }}} */
1250:
1251: ZEND_API int add_assoc_string_ex(zval *arg, const char *key, uint key_len, char *str, int duplicate) /* {{{ */
1252: {
1253: zval *tmp;
1254:
1255: MAKE_STD_ZVAL(tmp);
1256: ZVAL_STRING(tmp, str, duplicate);
1257:
1258: return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
1259: }
1260: /* }}} */
1261:
1262: ZEND_API int add_assoc_stringl_ex(zval *arg, const char *key, uint key_len, char *str, uint length, int duplicate) /* {{{ */
1263: {
1264: zval *tmp;
1265:
1266: MAKE_STD_ZVAL(tmp);
1267: ZVAL_STRINGL(tmp, str, length, duplicate);
1268:
1269: return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
1270: }
1271: /* }}} */
1272:
1273: ZEND_API int add_assoc_zval_ex(zval *arg, const char *key, uint key_len, zval *value) /* {{{ */
1274: {
1275: return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &value, sizeof(zval *), NULL);
1276: }
1277: /* }}} */
1278:
1279: ZEND_API int add_index_long(zval *arg, ulong index, long n) /* {{{ */
1280: {
1281: zval *tmp;
1282:
1283: MAKE_STD_ZVAL(tmp);
1284: ZVAL_LONG(tmp, n);
1285:
1286: return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), NULL);
1287: }
1288: /* }}} */
1289:
1290: ZEND_API int add_index_null(zval *arg, ulong index) /* {{{ */
1291: {
1292: zval *tmp;
1293:
1294: MAKE_STD_ZVAL(tmp);
1295: ZVAL_NULL(tmp);
1296:
1297: return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), NULL);
1298: }
1299: /* }}} */
1300:
1301: ZEND_API int add_index_bool(zval *arg, ulong index, int b) /* {{{ */
1302: {
1303: zval *tmp;
1304:
1305: MAKE_STD_ZVAL(tmp);
1306: ZVAL_BOOL(tmp, b);
1307:
1308: return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), NULL);
1309: }
1310: /* }}} */
1311:
1312: ZEND_API int add_index_resource(zval *arg, ulong index, int r) /* {{{ */
1313: {
1314: zval *tmp;
1315:
1316: MAKE_STD_ZVAL(tmp);
1317: ZVAL_RESOURCE(tmp, r);
1318:
1319: return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), NULL);
1320: }
1321: /* }}} */
1322:
1323: ZEND_API int add_index_double(zval *arg, ulong index, double d) /* {{{ */
1324: {
1325: zval *tmp;
1326:
1327: MAKE_STD_ZVAL(tmp);
1328: ZVAL_DOUBLE(tmp, d);
1329:
1330: return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), NULL);
1331: }
1332: /* }}} */
1333:
1334: ZEND_API int add_index_string(zval *arg, ulong index, const char *str, int duplicate) /* {{{ */
1335: {
1336: zval *tmp;
1337:
1338: MAKE_STD_ZVAL(tmp);
1339: ZVAL_STRING(tmp, str, duplicate);
1340:
1341: return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), NULL);
1342: }
1343: /* }}} */
1344:
1345: ZEND_API int add_index_stringl(zval *arg, ulong index, const char *str, uint length, int duplicate) /* {{{ */
1346: {
1347: zval *tmp;
1348:
1349: MAKE_STD_ZVAL(tmp);
1350: ZVAL_STRINGL(tmp, str, length, duplicate);
1351:
1352: return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), NULL);
1353: }
1354: /* }}} */
1355:
1356: ZEND_API int add_index_zval(zval *arg, ulong index, zval *value) /* {{{ */
1357: {
1358: return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &value, sizeof(zval *), NULL);
1359: }
1360: /* }}} */
1361:
1362: ZEND_API int add_next_index_long(zval *arg, long n) /* {{{ */
1363: {
1364: zval *tmp;
1365:
1366: MAKE_STD_ZVAL(tmp);
1367: ZVAL_LONG(tmp, n);
1368:
1369: return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp, sizeof(zval *), NULL);
1370: }
1371: /* }}} */
1372:
1373: ZEND_API int add_next_index_null(zval *arg) /* {{{ */
1374: {
1375: zval *tmp;
1376:
1377: MAKE_STD_ZVAL(tmp);
1378: ZVAL_NULL(tmp);
1379:
1380: return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp, sizeof(zval *), NULL);
1381: }
1382: /* }}} */
1383:
1384: ZEND_API int add_next_index_bool(zval *arg, int b) /* {{{ */
1385: {
1386: zval *tmp;
1387:
1388: MAKE_STD_ZVAL(tmp);
1389: ZVAL_BOOL(tmp, b);
1390:
1391: return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp, sizeof(zval *), NULL);
1392: }
1393: /* }}} */
1394:
1395: ZEND_API int add_next_index_resource(zval *arg, int r) /* {{{ */
1396: {
1397: zval *tmp;
1398:
1399: MAKE_STD_ZVAL(tmp);
1400: ZVAL_RESOURCE(tmp, r);
1401:
1402: return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp, sizeof(zval *), NULL);
1403: }
1404: /* }}} */
1405:
1406: ZEND_API int add_next_index_double(zval *arg, double d) /* {{{ */
1407: {
1408: zval *tmp;
1409:
1410: MAKE_STD_ZVAL(tmp);
1411: ZVAL_DOUBLE(tmp, d);
1412:
1413: return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp, sizeof(zval *), NULL);
1414: }
1415: /* }}} */
1416:
1417: ZEND_API int add_next_index_string(zval *arg, const char *str, int duplicate) /* {{{ */
1418: {
1419: zval *tmp;
1420:
1421: MAKE_STD_ZVAL(tmp);
1422: ZVAL_STRING(tmp, str, duplicate);
1423:
1424: return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp, sizeof(zval *), NULL);
1425: }
1426: /* }}} */
1427:
1428: ZEND_API int add_next_index_stringl(zval *arg, const char *str, uint length, int duplicate) /* {{{ */
1429: {
1430: zval *tmp;
1431:
1432: MAKE_STD_ZVAL(tmp);
1433: ZVAL_STRINGL(tmp, str, length, duplicate);
1434:
1435: return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp, sizeof(zval *), NULL);
1436: }
1437: /* }}} */
1438:
1439: ZEND_API int add_next_index_zval(zval *arg, zval *value) /* {{{ */
1440: {
1441: return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &value, sizeof(zval *), NULL);
1442: }
1443: /* }}} */
1444:
1445: ZEND_API int add_get_assoc_string_ex(zval *arg, const char *key, uint key_len, const char *str, void **dest, int duplicate) /* {{{ */
1446: {
1447: zval *tmp;
1448:
1449: MAKE_STD_ZVAL(tmp);
1450: ZVAL_STRING(tmp, str, duplicate);
1451:
1452: return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), dest);
1453: }
1454: /* }}} */
1455:
1456: ZEND_API int add_get_assoc_stringl_ex(zval *arg, const char *key, uint key_len, const char *str, uint length, void **dest, int duplicate) /* {{{ */
1457: {
1458: zval *tmp;
1459:
1460: MAKE_STD_ZVAL(tmp);
1461: ZVAL_STRINGL(tmp, str, length, duplicate);
1462:
1463: return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), dest);
1464: }
1465: /* }}} */
1466:
1467: ZEND_API int add_get_index_long(zval *arg, ulong index, long l, void **dest) /* {{{ */
1468: {
1469: zval *tmp;
1470:
1471: MAKE_STD_ZVAL(tmp);
1472: ZVAL_LONG(tmp, l);
1473:
1474: return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), dest);
1475: }
1476: /* }}} */
1477:
1478: ZEND_API int add_get_index_double(zval *arg, ulong index, double d, void **dest) /* {{{ */
1479: {
1480: zval *tmp;
1481:
1482: MAKE_STD_ZVAL(tmp);
1483: ZVAL_DOUBLE(tmp, d);
1484:
1485: return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), dest);
1486: }
1487: /* }}} */
1488:
1489: ZEND_API int add_get_index_string(zval *arg, ulong index, const char *str, void **dest, int duplicate) /* {{{ */
1490: {
1491: zval *tmp;
1492:
1493: MAKE_STD_ZVAL(tmp);
1494: ZVAL_STRING(tmp, str, duplicate);
1495:
1496: return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), dest);
1497: }
1498: /* }}} */
1499:
1500: ZEND_API int add_get_index_stringl(zval *arg, ulong index, const char *str, uint length, void **dest, int duplicate) /* {{{ */
1501: {
1502: zval *tmp;
1503:
1504: MAKE_STD_ZVAL(tmp);
1505: ZVAL_STRINGL(tmp, str, length, duplicate);
1506:
1507: return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), dest);
1508: }
1509: /* }}} */
1510:
1511: ZEND_API int add_property_long_ex(zval *arg, const char *key, uint key_len, long n TSRMLS_DC) /* {{{ */
1512: {
1513: zval *tmp;
1514: zval *z_key;
1515:
1516: MAKE_STD_ZVAL(tmp);
1517: ZVAL_LONG(tmp, n);
1518:
1519: MAKE_STD_ZVAL(z_key);
1520: ZVAL_STRINGL(z_key, key, key_len-1, 1);
1521:
1522: Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, tmp, 0 TSRMLS_CC);
1523: zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */
1524: zval_ptr_dtor(&z_key);
1525: return SUCCESS;
1526: }
1527: /* }}} */
1528:
1529: ZEND_API int add_property_bool_ex(zval *arg, const char *key, uint key_len, int b TSRMLS_DC) /* {{{ */
1530: {
1531: zval *tmp;
1532: zval *z_key;
1533:
1534: MAKE_STD_ZVAL(tmp);
1535: ZVAL_BOOL(tmp, b);
1536:
1537: MAKE_STD_ZVAL(z_key);
1538: ZVAL_STRINGL(z_key, key, key_len-1, 1);
1539:
1540: Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, tmp, 0 TSRMLS_CC);
1541: zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */
1542: zval_ptr_dtor(&z_key);
1543: return SUCCESS;
1544: }
1545: /* }}} */
1546:
1547: ZEND_API int add_property_null_ex(zval *arg, const char *key, uint key_len TSRMLS_DC) /* {{{ */
1548: {
1549: zval *tmp;
1550: zval *z_key;
1551:
1552: MAKE_STD_ZVAL(tmp);
1553: ZVAL_NULL(tmp);
1554:
1555: MAKE_STD_ZVAL(z_key);
1556: ZVAL_STRINGL(z_key, key, key_len-1, 1);
1557:
1558: Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, tmp, 0 TSRMLS_CC);
1559: zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */
1560: zval_ptr_dtor(&z_key);
1561: return SUCCESS;
1562: }
1563: /* }}} */
1564:
1565: ZEND_API int add_property_resource_ex(zval *arg, const char *key, uint key_len, long n TSRMLS_DC) /* {{{ */
1566: {
1567: zval *tmp;
1568: zval *z_key;
1569:
1570: MAKE_STD_ZVAL(tmp);
1571: ZVAL_RESOURCE(tmp, n);
1572:
1573: MAKE_STD_ZVAL(z_key);
1574: ZVAL_STRINGL(z_key, key, key_len-1, 1);
1575:
1576: Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, tmp, 0 TSRMLS_CC);
1577: zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */
1578: zval_ptr_dtor(&z_key);
1579: return SUCCESS;
1580: }
1581: /* }}} */
1582:
1583: ZEND_API int add_property_double_ex(zval *arg, const char *key, uint key_len, double d TSRMLS_DC) /* {{{ */
1584: {
1585: zval *tmp;
1586: zval *z_key;
1587:
1588: MAKE_STD_ZVAL(tmp);
1589: ZVAL_DOUBLE(tmp, d);
1590:
1591: MAKE_STD_ZVAL(z_key);
1592: ZVAL_STRINGL(z_key, key, key_len-1, 1);
1593:
1594: Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, tmp, 0 TSRMLS_CC);
1595: zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */
1596: zval_ptr_dtor(&z_key);
1597: return SUCCESS;
1598: }
1599: /* }}} */
1600:
1601: ZEND_API int add_property_string_ex(zval *arg, const char *key, uint key_len, const char *str, int duplicate TSRMLS_DC) /* {{{ */
1602: {
1603: zval *tmp;
1604: zval *z_key;
1605:
1606: MAKE_STD_ZVAL(tmp);
1607: ZVAL_STRING(tmp, str, duplicate);
1608:
1609: MAKE_STD_ZVAL(z_key);
1610: ZVAL_STRINGL(z_key, key, key_len-1, 1);
1611:
1612: Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, tmp, 0 TSRMLS_CC);
1613: zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */
1614: zval_ptr_dtor(&z_key);
1615: return SUCCESS;
1616: }
1617: /* }}} */
1618:
1619: ZEND_API int add_property_stringl_ex(zval *arg, const char *key, uint key_len, const char *str, uint length, int duplicate TSRMLS_DC) /* {{{ */
1620: {
1621: zval *tmp;
1622: zval *z_key;
1623:
1624: MAKE_STD_ZVAL(tmp);
1625: ZVAL_STRINGL(tmp, str, length, duplicate);
1626:
1627: MAKE_STD_ZVAL(z_key);
1628: ZVAL_STRINGL(z_key, key, key_len-1, 1);
1629:
1630: Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, tmp, 0 TSRMLS_CC);
1631: zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */
1632: zval_ptr_dtor(&z_key);
1633: return SUCCESS;
1634: }
1635: /* }}} */
1636:
1637: ZEND_API int add_property_zval_ex(zval *arg, const char *key, uint key_len, zval *value TSRMLS_DC) /* {{{ */
1638: {
1639: zval *z_key;
1640:
1641: MAKE_STD_ZVAL(z_key);
1642: ZVAL_STRINGL(z_key, key, key_len-1, 1);
1643:
1644: Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, value, 0 TSRMLS_CC);
1645: zval_ptr_dtor(&z_key);
1646: return SUCCESS;
1647: }
1648: /* }}} */
1649:
1650: ZEND_API int zend_startup_module_ex(zend_module_entry *module TSRMLS_DC) /* {{{ */
1651: {
1652: int name_len;
1653: char *lcname;
1654:
1655: if (module->module_started) {
1656: return SUCCESS;
1657: }
1658: module->module_started = 1;
1659:
1660: /* Check module dependencies */
1661: if (module->deps) {
1662: const zend_module_dep *dep = module->deps;
1663:
1664: while (dep->name) {
1665: if (dep->type == MODULE_DEP_REQUIRED) {
1666: zend_module_entry *req_mod;
1667:
1668: name_len = strlen(dep->name);
1669: lcname = zend_str_tolower_dup(dep->name, name_len);
1670:
1671: if (zend_hash_find(&module_registry, lcname, name_len+1, (void**)&req_mod) == FAILURE || !req_mod->module_started) {
1672: efree(lcname);
1673: /* TODO: Check version relationship */
1674: zend_error(E_CORE_WARNING, "Cannot load module '%s' because required module '%s' is not loaded", module->name, dep->name);
1675: module->module_started = 0;
1676: return FAILURE;
1677: }
1678: efree(lcname);
1679: }
1680: ++dep;
1681: }
1682: }
1683:
1684: /* Initialize module globals */
1685: if (module->globals_size) {
1686: #ifdef ZTS
1687: ts_allocate_id(module->globals_id_ptr, module->globals_size, (ts_allocate_ctor) module->globals_ctor, (ts_allocate_dtor) module->globals_dtor);
1688: #else
1689: if (module->globals_ctor) {
1690: module->globals_ctor(module->globals_ptr TSRMLS_CC);
1691: }
1692: #endif
1693: }
1694: if (module->module_startup_func) {
1695: EG(current_module) = module;
1696: if (module->module_startup_func(module->type, module->module_number TSRMLS_CC)==FAILURE) {
1697: zend_error(E_CORE_ERROR,"Unable to start %s module", module->name);
1698: EG(current_module) = NULL;
1699: return FAILURE;
1700: }
1701: EG(current_module) = NULL;
1702: }
1703: return SUCCESS;
1704: }
1705: /* }}} */
1706:
1707: static void zend_sort_modules(void *base, size_t count, size_t siz, compare_func_t compare TSRMLS_DC) /* {{{ */
1708: {
1709: Bucket **b1 = base;
1710: Bucket **b2;
1711: Bucket **end = b1 + count;
1712: Bucket *tmp;
1713: zend_module_entry *m, *r;
1714:
1715: while (b1 < end) {
1716: try_again:
1717: m = (zend_module_entry*)(*b1)->pData;
1718: if (!m->module_started && m->deps) {
1719: const zend_module_dep *dep = m->deps;
1720: while (dep->name) {
1721: if (dep->type == MODULE_DEP_REQUIRED || dep->type == MODULE_DEP_OPTIONAL) {
1722: b2 = b1 + 1;
1723: while (b2 < end) {
1724: r = (zend_module_entry*)(*b2)->pData;
1725: if (strcasecmp(dep->name, r->name) == 0) {
1726: tmp = *b1;
1727: *b1 = *b2;
1728: *b2 = tmp;
1729: goto try_again;
1730: }
1731: b2++;
1732: }
1733: }
1734: dep++;
1735: }
1736: }
1737: b1++;
1738: }
1739: }
1740: /* }}} */
1741:
1742: ZEND_API void zend_collect_module_handlers(TSRMLS_D) /* {{{ */
1743: {
1744: HashPosition pos;
1745: zend_module_entry *module;
1746: int startup_count = 0;
1747: int shutdown_count = 0;
1748: int post_deactivate_count = 0;
1749: zend_class_entry **pce;
1750: int class_count = 0;
1751:
1752: /* Collect extensions with request startup/shutdown handlers */
1753: for (zend_hash_internal_pointer_reset_ex(&module_registry, &pos);
1754: zend_hash_get_current_data_ex(&module_registry, (void *) &module, &pos) == SUCCESS;
1755: zend_hash_move_forward_ex(&module_registry, &pos)) {
1756: if (module->request_startup_func) {
1757: startup_count++;
1758: }
1759: if (module->request_shutdown_func) {
1760: shutdown_count++;
1761: }
1762: if (module->post_deactivate_func) {
1763: post_deactivate_count++;
1764: }
1765: }
1766: module_request_startup_handlers = (zend_module_entry**)malloc(
1767: sizeof(zend_module_entry*) *
1768: (startup_count + 1 +
1769: shutdown_count + 1 +
1770: post_deactivate_count + 1));
1771: module_request_startup_handlers[startup_count] = NULL;
1772: module_request_shutdown_handlers = module_request_startup_handlers + startup_count + 1;
1773: module_request_shutdown_handlers[shutdown_count] = NULL;
1774: module_post_deactivate_handlers = module_request_shutdown_handlers + shutdown_count + 1;
1775: module_post_deactivate_handlers[post_deactivate_count] = NULL;
1776: startup_count = 0;
1777:
1778: for (zend_hash_internal_pointer_reset_ex(&module_registry, &pos);
1779: zend_hash_get_current_data_ex(&module_registry, (void *) &module, &pos) == SUCCESS;
1780: zend_hash_move_forward_ex(&module_registry, &pos)) {
1781: if (module->request_startup_func) {
1782: module_request_startup_handlers[startup_count++] = module;
1783: }
1784: if (module->request_shutdown_func) {
1785: module_request_shutdown_handlers[--shutdown_count] = module;
1786: }
1787: if (module->post_deactivate_func) {
1788: module_post_deactivate_handlers[--post_deactivate_count] = module;
1789: }
1790: }
1791:
1792: /* Collect internal classes with static members */
1793: for (zend_hash_internal_pointer_reset_ex(CG(class_table), &pos);
1794: zend_hash_get_current_data_ex(CG(class_table), (void *) &pce, &pos) == SUCCESS;
1795: zend_hash_move_forward_ex(CG(class_table), &pos)) {
1796: if ((*pce)->type == ZEND_INTERNAL_CLASS &&
1797: (*pce)->default_static_members_count > 0) {
1798: class_count++;
1799: }
1800: }
1801:
1802: class_cleanup_handlers = (zend_class_entry**)malloc(
1803: sizeof(zend_class_entry*) *
1804: (class_count + 1));
1805: class_cleanup_handlers[class_count] = NULL;
1806:
1807: if (class_count) {
1808: for (zend_hash_internal_pointer_reset_ex(CG(class_table), &pos);
1809: zend_hash_get_current_data_ex(CG(class_table), (void *) &pce, &pos) == SUCCESS;
1810: zend_hash_move_forward_ex(CG(class_table), &pos)) {
1811: if ((*pce)->type == ZEND_INTERNAL_CLASS &&
1812: (*pce)->default_static_members_count > 0) {
1813: class_cleanup_handlers[--class_count] = *pce;
1814: }
1815: }
1816: }
1817: }
1818: /* }}} */
1819:
1820: ZEND_API int zend_startup_modules(TSRMLS_D) /* {{{ */
1821: {
1822: zend_hash_sort(&module_registry, zend_sort_modules, NULL, 0 TSRMLS_CC);
1823: zend_hash_apply(&module_registry, (apply_func_t)zend_startup_module_ex TSRMLS_CC);
1824: return SUCCESS;
1825: }
1826: /* }}} */
1827:
1828: ZEND_API void zend_destroy_modules(void) /* {{{ */
1829: {
1830: free(class_cleanup_handlers);
1831: free(module_request_startup_handlers);
1832: zend_hash_graceful_reverse_destroy(&module_registry);
1833: }
1834: /* }}} */
1835:
1836: ZEND_API zend_module_entry* zend_register_module_ex(zend_module_entry *module TSRMLS_DC) /* {{{ */
1837: {
1838: int name_len;
1839: char *lcname;
1840: zend_module_entry *module_ptr;
1841:
1842: if (!module) {
1843: return NULL;
1844: }
1845:
1846: #if 0
1847: zend_printf("%s: Registering module %d\n", module->name, module->module_number);
1848: #endif
1849:
1850: /* Check module dependencies */
1851: if (module->deps) {
1852: const zend_module_dep *dep = module->deps;
1853:
1854: while (dep->name) {
1855: if (dep->type == MODULE_DEP_CONFLICTS) {
1856: name_len = strlen(dep->name);
1857: lcname = zend_str_tolower_dup(dep->name, name_len);
1858:
1859: if (zend_hash_exists(&module_registry, lcname, name_len+1)) {
1860: efree(lcname);
1861: /* TODO: Check version relationship */
1862: zend_error(E_CORE_WARNING, "Cannot load module '%s' because conflicting module '%s' is already loaded", module->name, dep->name);
1863: return NULL;
1864: }
1865: efree(lcname);
1866: }
1867: ++dep;
1868: }
1869: }
1870:
1871: name_len = strlen(module->name);
1872: lcname = zend_str_tolower_dup(module->name, name_len);
1873:
1874: if (zend_hash_add(&module_registry, lcname, name_len+1, (void *)module, sizeof(zend_module_entry), (void**)&module_ptr)==FAILURE) {
1875: zend_error(E_CORE_WARNING, "Module '%s' already loaded", module->name);
1876: efree(lcname);
1877: return NULL;
1878: }
1879: efree(lcname);
1880: module = module_ptr;
1881: EG(current_module) = module;
1882:
1883: if (module->functions && zend_register_functions(NULL, module->functions, NULL, module->type TSRMLS_CC)==FAILURE) {
1884: EG(current_module) = NULL;
1885: zend_error(E_CORE_WARNING,"%s: Unable to register functions, unable to load", module->name);
1886: return NULL;
1887: }
1888:
1889: EG(current_module) = NULL;
1890: return module;
1891: }
1892: /* }}} */
1893:
1894: ZEND_API zend_module_entry* zend_register_internal_module(zend_module_entry *module TSRMLS_DC) /* {{{ */
1895: {
1896: module->module_number = zend_next_free_module();
1897: module->type = MODULE_PERSISTENT;
1898: return zend_register_module_ex(module TSRMLS_CC);
1899: }
1900: /* }}} */
1901:
1902: ZEND_API void zend_check_magic_method_implementation(const zend_class_entry *ce, const zend_function *fptr, int error_type TSRMLS_DC) /* {{{ */
1903: {
1904: char lcname[16];
1905: int name_len;
1906:
1907: /* we don't care if the function name is longer, in fact lowercasing only
1908: * the beginning of the name speeds up the check process */
1909: name_len = strlen(fptr->common.function_name);
1910: zend_str_tolower_copy(lcname, fptr->common.function_name, MIN(name_len, sizeof(lcname)-1));
1911: lcname[sizeof(lcname)-1] = '\0'; /* zend_str_tolower_copy won't necessarily set the zero byte */
1912:
1913: if (name_len == sizeof(ZEND_DESTRUCTOR_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_DESTRUCTOR_FUNC_NAME, sizeof(ZEND_DESTRUCTOR_FUNC_NAME)) && fptr->common.num_args != 0) {
1914: zend_error(error_type, "Destructor %s::%s() cannot take arguments", ce->name, ZEND_DESTRUCTOR_FUNC_NAME);
1915: } else if (name_len == sizeof(ZEND_CLONE_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_CLONE_FUNC_NAME, sizeof(ZEND_CLONE_FUNC_NAME)) && fptr->common.num_args != 0) {
1916: zend_error(error_type, "Method %s::%s() cannot accept any arguments", ce->name, ZEND_CLONE_FUNC_NAME);
1917: } else if (name_len == sizeof(ZEND_GET_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_GET_FUNC_NAME, sizeof(ZEND_GET_FUNC_NAME))) {
1918: if (fptr->common.num_args != 1) {
1919: zend_error(error_type, "Method %s::%s() must take exactly 1 argument", ce->name, ZEND_GET_FUNC_NAME);
1920: } else if (ARG_SHOULD_BE_SENT_BY_REF(fptr, 1)) {
1921: zend_error(error_type, "Method %s::%s() cannot take arguments by reference", ce->name, ZEND_GET_FUNC_NAME);
1922: }
1923: } else if (name_len == sizeof(ZEND_SET_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_SET_FUNC_NAME, sizeof(ZEND_SET_FUNC_NAME))) {
1924: if (fptr->common.num_args != 2) {
1925: zend_error(error_type, "Method %s::%s() must take exactly 2 arguments", ce->name, ZEND_SET_FUNC_NAME);
1926: } else if (ARG_SHOULD_BE_SENT_BY_REF(fptr, 1) || ARG_SHOULD_BE_SENT_BY_REF(fptr, 2)) {
1927: zend_error(error_type, "Method %s::%s() cannot take arguments by reference", ce->name, ZEND_SET_FUNC_NAME);
1928: }
1929: } else if (name_len == sizeof(ZEND_UNSET_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_UNSET_FUNC_NAME, sizeof(ZEND_UNSET_FUNC_NAME))) {
1930: if (fptr->common.num_args != 1) {
1931: zend_error(error_type, "Method %s::%s() must take exactly 1 argument", ce->name, ZEND_UNSET_FUNC_NAME);
1932: } else if (ARG_SHOULD_BE_SENT_BY_REF(fptr, 1)) {
1933: zend_error(error_type, "Method %s::%s() cannot take arguments by reference", ce->name, ZEND_UNSET_FUNC_NAME);
1934: }
1935: } else if (name_len == sizeof(ZEND_ISSET_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_ISSET_FUNC_NAME, sizeof(ZEND_ISSET_FUNC_NAME))) {
1936: if (fptr->common.num_args != 1) {
1937: zend_error(error_type, "Method %s::%s() must take exactly 1 argument", ce->name, ZEND_ISSET_FUNC_NAME);
1938: } else if (ARG_SHOULD_BE_SENT_BY_REF(fptr, 1)) {
1939: zend_error(error_type, "Method %s::%s() cannot take arguments by reference", ce->name, ZEND_ISSET_FUNC_NAME);
1940: }
1941: } else if (name_len == sizeof(ZEND_CALL_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_CALL_FUNC_NAME, sizeof(ZEND_CALL_FUNC_NAME))) {
1942: if (fptr->common.num_args != 2) {
1943: zend_error(error_type, "Method %s::%s() must take exactly 2 arguments", ce->name, ZEND_CALL_FUNC_NAME);
1944: } else if (ARG_SHOULD_BE_SENT_BY_REF(fptr, 1) || ARG_SHOULD_BE_SENT_BY_REF(fptr, 2)) {
1945: zend_error(error_type, "Method %s::%s() cannot take arguments by reference", ce->name, ZEND_CALL_FUNC_NAME);
1946: }
1947: } else if (name_len == sizeof(ZEND_CALLSTATIC_FUNC_NAME) - 1 &&
1948: !memcmp(lcname, ZEND_CALLSTATIC_FUNC_NAME, sizeof(ZEND_CALLSTATIC_FUNC_NAME)-1)
1949: ) {
1950: if (fptr->common.num_args != 2) {
1951: zend_error(error_type, "Method %s::%s() must take exactly 2 arguments", ce->name, ZEND_CALLSTATIC_FUNC_NAME);
1952: } else if (ARG_SHOULD_BE_SENT_BY_REF(fptr, 1) || ARG_SHOULD_BE_SENT_BY_REF(fptr, 2)) {
1953: zend_error(error_type, "Method %s::%s() cannot take arguments by reference", ce->name, ZEND_CALLSTATIC_FUNC_NAME);
1954: }
1955: } else if (name_len == sizeof(ZEND_TOSTRING_FUNC_NAME) - 1 &&
1956: !memcmp(lcname, ZEND_TOSTRING_FUNC_NAME, sizeof(ZEND_TOSTRING_FUNC_NAME)-1) && fptr->common.num_args != 0
1957: ) {
1958: zend_error(error_type, "Method %s::%s() cannot take arguments", ce->name, ZEND_TOSTRING_FUNC_NAME);
1959: }
1960: }
1961: /* }}} */
1962:
1963: /* registers all functions in *library_functions in the function hash */
1964: ZEND_API int zend_register_functions(zend_class_entry *scope, const zend_function_entry *functions, HashTable *function_table, int type TSRMLS_DC) /* {{{ */
1965: {
1966: const zend_function_entry *ptr = functions;
1967: zend_function function, *reg_function;
1968: zend_internal_function *internal_function = (zend_internal_function *)&function;
1969: int count=0, unload=0, result=0;
1970: HashTable *target_function_table = function_table;
1971: int error_type;
1972: zend_function *ctor = NULL, *dtor = NULL, *clone = NULL, *__get = NULL, *__set = NULL, *__unset = NULL, *__isset = NULL, *__call = NULL, *__callstatic = NULL, *__tostring = NULL;
1973: const char *lowercase_name;
1974: int fname_len;
1975: const char *lc_class_name = NULL;
1976: int class_name_len = 0;
1977:
1978: if (type==MODULE_PERSISTENT) {
1979: error_type = E_CORE_WARNING;
1980: } else {
1981: error_type = E_WARNING;
1982: }
1983:
1984: if (!target_function_table) {
1985: target_function_table = CG(function_table);
1986: }
1987: internal_function->type = ZEND_INTERNAL_FUNCTION;
1988: internal_function->module = EG(current_module);
1989:
1990: if (scope) {
1991: class_name_len = strlen(scope->name);
1992: if ((lc_class_name = zend_memrchr(scope->name, '\\', class_name_len))) {
1993: ++lc_class_name;
1994: class_name_len -= (lc_class_name - scope->name);
1995: lc_class_name = zend_str_tolower_dup(lc_class_name, class_name_len);
1996: } else {
1997: lc_class_name = zend_str_tolower_dup(scope->name, class_name_len);
1998: }
1999: }
2000:
2001: while (ptr->fname) {
2002: internal_function->handler = ptr->handler;
2003: internal_function->function_name = (char*)ptr->fname;
2004: internal_function->scope = scope;
2005: internal_function->prototype = NULL;
2006: if (ptr->flags) {
2007: if (!(ptr->flags & ZEND_ACC_PPP_MASK)) {
2008: if (ptr->flags != ZEND_ACC_DEPRECATED || scope) {
2009: zend_error(error_type, "Invalid access level for %s%s%s() - access must be exactly one of public, protected or private", scope ? scope->name : "", scope ? "::" : "", ptr->fname);
2010: }
2011: internal_function->fn_flags = ZEND_ACC_PUBLIC | ptr->flags;
2012: } else {
2013: internal_function->fn_flags = ptr->flags;
2014: }
2015: } else {
2016: internal_function->fn_flags = ZEND_ACC_PUBLIC;
2017: }
2018: if (ptr->arg_info) {
2019: zend_internal_function_info *info = (zend_internal_function_info*)ptr->arg_info;
2020:
2021: internal_function->arg_info = (zend_arg_info*)ptr->arg_info+1;
2022: internal_function->num_args = ptr->num_args;
2023: /* Currently you cannot denote that the function can accept less arguments than num_args */
2024: if (info->required_num_args == -1) {
2025: internal_function->required_num_args = ptr->num_args;
2026: } else {
2027: internal_function->required_num_args = info->required_num_args;
2028: }
2029: if (info->pass_rest_by_reference) {
2030: if (info->pass_rest_by_reference == ZEND_SEND_PREFER_REF) {
2031: internal_function->fn_flags |= ZEND_ACC_PASS_REST_PREFER_REF;
2032: } else {
2033: internal_function->fn_flags |= ZEND_ACC_PASS_REST_BY_REFERENCE;
2034: }
2035: }
2036: if (info->return_reference) {
2037: internal_function->fn_flags |= ZEND_ACC_RETURN_REFERENCE;
2038: }
2039: } else {
2040: internal_function->arg_info = NULL;
2041: internal_function->num_args = 0;
2042: internal_function->required_num_args = 0;
2043: }
2044: if (ptr->flags & ZEND_ACC_ABSTRACT) {
2045: if (scope) {
2046: /* This is a class that must be abstract itself. Here we set the check info. */
2047: scope->ce_flags |= ZEND_ACC_IMPLICIT_ABSTRACT_CLASS;
2048: if (!(scope->ce_flags & ZEND_ACC_INTERFACE)) {
2049: /* Since the class is not an interface it needs to be declared as a abstract class. */
2050: /* Since here we are handling internal functions only we can add the keyword flag. */
2051: /* This time we set the flag for the keyword 'abstract'. */
2052: scope->ce_flags |= ZEND_ACC_EXPLICIT_ABSTRACT_CLASS;
2053: }
2054: }
2055: if (ptr->flags & ZEND_ACC_STATIC && (!scope || !(scope->ce_flags & ZEND_ACC_INTERFACE))) {
2056: zend_error(error_type, "Static function %s%s%s() cannot be abstract", scope ? scope->name : "", scope ? "::" : "", ptr->fname);
2057: }
2058: } else {
2059: if (scope && (scope->ce_flags & ZEND_ACC_INTERFACE)) {
2060: efree((char*)lc_class_name);
2061: zend_error(error_type, "Interface %s cannot contain non abstract method %s()", scope->name, ptr->fname);
2062: return FAILURE;
2063: }
2064: if (!internal_function->handler) {
2065: if (scope) {
2066: efree((char*)lc_class_name);
2067: }
2068: zend_error(error_type, "Method %s%s%s() cannot be a NULL function", scope ? scope->name : "", scope ? "::" : "", ptr->fname);
2069: zend_unregister_functions(functions, count, target_function_table TSRMLS_CC);
2070: return FAILURE;
2071: }
2072: }
2073: fname_len = strlen(ptr->fname);
2074: lowercase_name = zend_new_interned_string(zend_str_tolower_dup(ptr->fname, fname_len), fname_len + 1, 1 TSRMLS_CC);
2075: if (IS_INTERNED(lowercase_name)) {
2076: result = zend_hash_quick_add(target_function_table, lowercase_name, fname_len+1, INTERNED_HASH(lowercase_name), &function, sizeof(zend_function), (void**)®_function);
2077: } else {
2078: result = zend_hash_add(target_function_table, lowercase_name, fname_len+1, &function, sizeof(zend_function), (void**)®_function);
2079: }
2080: if (result == FAILURE) {
2081: unload=1;
2082: str_efree(lowercase_name);
2083: break;
2084: }
2085: if (scope) {
2086: /* Look for ctor, dtor, clone
2087: * If it's an old-style constructor, store it only if we don't have
2088: * a constructor already.
2089: */
2090: if ((fname_len == class_name_len) && !ctor && !memcmp(lowercase_name, lc_class_name, class_name_len+1)) {
2091: ctor = reg_function;
2092: } else if ((fname_len == sizeof(ZEND_CONSTRUCTOR_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_CONSTRUCTOR_FUNC_NAME, sizeof(ZEND_CONSTRUCTOR_FUNC_NAME))) {
2093: ctor = reg_function;
2094: } else if ((fname_len == sizeof(ZEND_DESTRUCTOR_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_DESTRUCTOR_FUNC_NAME, sizeof(ZEND_DESTRUCTOR_FUNC_NAME))) {
2095: dtor = reg_function;
2096: if (internal_function->num_args) {
2097: zend_error(error_type, "Destructor %s::%s() cannot take arguments", scope->name, ptr->fname);
2098: }
2099: } else if ((fname_len == sizeof(ZEND_CLONE_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_CLONE_FUNC_NAME, sizeof(ZEND_CLONE_FUNC_NAME))) {
2100: clone = reg_function;
2101: } else if ((fname_len == sizeof(ZEND_CALL_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_CALL_FUNC_NAME, sizeof(ZEND_CALL_FUNC_NAME))) {
2102: __call = reg_function;
2103: } else if ((fname_len == sizeof(ZEND_CALLSTATIC_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_CALLSTATIC_FUNC_NAME, sizeof(ZEND_CALLSTATIC_FUNC_NAME))) {
2104: __callstatic = reg_function;
2105: } else if ((fname_len == sizeof(ZEND_TOSTRING_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_TOSTRING_FUNC_NAME, sizeof(ZEND_TOSTRING_FUNC_NAME))) {
2106: __tostring = reg_function;
2107: } else if ((fname_len == sizeof(ZEND_GET_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_GET_FUNC_NAME, sizeof(ZEND_GET_FUNC_NAME))) {
2108: __get = reg_function;
2109: } else if ((fname_len == sizeof(ZEND_SET_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_SET_FUNC_NAME, sizeof(ZEND_SET_FUNC_NAME))) {
2110: __set = reg_function;
2111: } else if ((fname_len == sizeof(ZEND_UNSET_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_UNSET_FUNC_NAME, sizeof(ZEND_UNSET_FUNC_NAME))) {
2112: __unset = reg_function;
2113: } else if ((fname_len == sizeof(ZEND_ISSET_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_ISSET_FUNC_NAME, sizeof(ZEND_ISSET_FUNC_NAME))) {
2114: __isset = reg_function;
2115: } else {
2116: reg_function = NULL;
2117: }
2118: if (reg_function) {
2119: zend_check_magic_method_implementation(scope, reg_function, error_type TSRMLS_CC);
2120: }
2121: }
2122: ptr++;
2123: count++;
2124: str_efree(lowercase_name);
2125: }
2126: if (unload) { /* before unloading, display all remaining bad function in the module */
2127: if (scope) {
2128: efree((char*)lc_class_name);
2129: }
2130: while (ptr->fname) {
2131: fname_len = strlen(ptr->fname);
2132: lowercase_name = zend_str_tolower_dup(ptr->fname, fname_len);
2133: if (zend_hash_exists(target_function_table, lowercase_name, fname_len+1)) {
2134: zend_error(error_type, "Function registration failed - duplicate name - %s%s%s", scope ? scope->name : "", scope ? "::" : "", ptr->fname);
2135: }
2136: efree((char*)lowercase_name);
2137: ptr++;
2138: }
2139: zend_unregister_functions(functions, count, target_function_table TSRMLS_CC);
2140: return FAILURE;
2141: }
2142: if (scope) {
2143: scope->constructor = ctor;
2144: scope->destructor = dtor;
2145: scope->clone = clone;
2146: scope->__call = __call;
2147: scope->__callstatic = __callstatic;
2148: scope->__tostring = __tostring;
2149: scope->__get = __get;
2150: scope->__set = __set;
2151: scope->__unset = __unset;
2152: scope->__isset = __isset;
2153: if (ctor) {
2154: ctor->common.fn_flags |= ZEND_ACC_CTOR;
2155: if (ctor->common.fn_flags & ZEND_ACC_STATIC) {
2156: zend_error(error_type, "Constructor %s::%s() cannot be static", scope->name, ctor->common.function_name);
2157: }
2158: ctor->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC;
2159: }
2160: if (dtor) {
2161: dtor->common.fn_flags |= ZEND_ACC_DTOR;
2162: if (dtor->common.fn_flags & ZEND_ACC_STATIC) {
2163: zend_error(error_type, "Destructor %s::%s() cannot be static", scope->name, dtor->common.function_name);
2164: }
2165: dtor->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC;
2166: }
2167: if (clone) {
2168: clone->common.fn_flags |= ZEND_ACC_CLONE;
2169: if (clone->common.fn_flags & ZEND_ACC_STATIC) {
2170: zend_error(error_type, "Constructor %s::%s() cannot be static", scope->name, clone->common.function_name);
2171: }
2172: clone->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC;
2173: }
2174: if (__call) {
2175: if (__call->common.fn_flags & ZEND_ACC_STATIC) {
2176: zend_error(error_type, "Method %s::%s() cannot be static", scope->name, __call->common.function_name);
2177: }
2178: __call->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC;
2179: }
2180: if (__callstatic) {
2181: if (!(__callstatic->common.fn_flags & ZEND_ACC_STATIC)) {
2182: zend_error(error_type, "Method %s::%s() must be static", scope->name, __callstatic->common.function_name);
2183: }
2184: __callstatic->common.fn_flags |= ZEND_ACC_STATIC;
2185: }
2186: if (__tostring) {
2187: if (__tostring->common.fn_flags & ZEND_ACC_STATIC) {
2188: zend_error(error_type, "Method %s::%s() cannot be static", scope->name, __tostring->common.function_name);
2189: }
2190: __tostring->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC;
2191: }
2192: if (__get) {
2193: if (__get->common.fn_flags & ZEND_ACC_STATIC) {
2194: zend_error(error_type, "Method %s::%s() cannot be static", scope->name, __get->common.function_name);
2195: }
2196: __get->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC;
2197: }
2198: if (__set) {
2199: if (__set->common.fn_flags & ZEND_ACC_STATIC) {
2200: zend_error(error_type, "Method %s::%s() cannot be static", scope->name, __set->common.function_name);
2201: }
2202: __set->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC;
2203: }
2204: if (__unset) {
2205: if (__unset->common.fn_flags & ZEND_ACC_STATIC) {
2206: zend_error(error_type, "Method %s::%s() cannot be static", scope->name, __unset->common.function_name);
2207: }
2208: __unset->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC;
2209: }
2210: if (__isset) {
2211: if (__isset->common.fn_flags & ZEND_ACC_STATIC) {
2212: zend_error(error_type, "Method %s::%s() cannot be static", scope->name, __isset->common.function_name);
2213: }
2214: __isset->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC;
2215: }
2216: efree((char*)lc_class_name);
2217: }
2218: return SUCCESS;
2219: }
2220: /* }}} */
2221:
2222: /* count=-1 means erase all functions, otherwise,
2223: * erase the first count functions
2224: */
2225: ZEND_API void zend_unregister_functions(const zend_function_entry *functions, int count, HashTable *function_table TSRMLS_DC) /* {{{ */
2226: {
2227: const zend_function_entry *ptr = functions;
2228: int i=0;
2229: HashTable *target_function_table = function_table;
2230:
2231: if (!target_function_table) {
2232: target_function_table = CG(function_table);
2233: }
2234: while (ptr->fname) {
2235: if (count!=-1 && i>=count) {
2236: break;
2237: }
2238: #if 0
2239: zend_printf("Unregistering %s()\n", ptr->fname);
2240: #endif
2241: zend_hash_del(target_function_table, ptr->fname, strlen(ptr->fname)+1);
2242: ptr++;
2243: i++;
2244: }
2245: }
2246: /* }}} */
2247:
2248: ZEND_API int zend_startup_module(zend_module_entry *module) /* {{{ */
2249: {
2250: TSRMLS_FETCH();
2251:
2252: if ((module = zend_register_internal_module(module TSRMLS_CC)) != NULL && zend_startup_module_ex(module TSRMLS_CC) == SUCCESS) {
2253: return SUCCESS;
2254: }
2255: return FAILURE;
2256: }
2257: /* }}} */
2258:
2259: ZEND_API int zend_get_module_started(const char *module_name) /* {{{ */
2260: {
2261: zend_module_entry *module;
2262:
2263: return (zend_hash_find(&module_registry, module_name, strlen(module_name)+1, (void**)&module) == SUCCESS && module->module_started) ? SUCCESS : FAILURE;
2264: }
2265: /* }}} */
2266:
2267: static int clean_module_class(const zend_class_entry **ce, int *module_number TSRMLS_DC) /* {{{ */
2268: {
2269: if ((*ce)->type == ZEND_INTERNAL_CLASS && (*ce)->info.internal.module->module_number == *module_number) {
2270: return ZEND_HASH_APPLY_REMOVE;
2271: } else {
2272: return ZEND_HASH_APPLY_KEEP;
2273: }
2274: }
2275: /* }}} */
2276:
2277: static void clean_module_classes(int module_number TSRMLS_DC) /* {{{ */
2278: {
2279: zend_hash_apply_with_argument(EG(class_table), (apply_func_arg_t) clean_module_class, (void *) &module_number TSRMLS_CC);
2280: }
2281: /* }}} */
2282:
2283: void module_destructor(zend_module_entry *module) /* {{{ */
2284: {
2285: TSRMLS_FETCH();
2286:
2287: if (module->type == MODULE_TEMPORARY) {
2288: zend_clean_module_rsrc_dtors(module->module_number TSRMLS_CC);
2289: clean_module_constants(module->module_number TSRMLS_CC);
2290: clean_module_classes(module->module_number TSRMLS_CC);
2291: }
2292:
2293: if (module->module_started && module->module_shutdown_func) {
2294: #if 0
2295: zend_printf("%s: Module shutdown\n", module->name);
2296: #endif
2297: module->module_shutdown_func(module->type, module->module_number TSRMLS_CC);
2298: }
2299:
2300: /* Deinitilaise module globals */
2301: if (module->globals_size) {
2302: #ifdef ZTS
2303: if (*module->globals_id_ptr) {
2304: ts_free_id(*module->globals_id_ptr);
2305: }
2306: #else
2307: if (module->globals_dtor) {
2308: module->globals_dtor(module->globals_ptr TSRMLS_CC);
2309: }
2310: #endif
2311: }
2312:
2313: module->module_started=0;
2314: if (module->functions) {
2315: zend_unregister_functions(module->functions, -1, NULL TSRMLS_CC);
2316: }
2317:
2318: #if HAVE_LIBDL
2319: #if !(defined(NETWARE) && defined(APACHE_1_BUILD))
2320: if (module->handle && !getenv("ZEND_DONT_UNLOAD_MODULES")) {
2321: DL_UNLOAD(module->handle);
2322: }
2323: #endif
2324: #endif
2325: }
2326: /* }}} */
2327:
2328: void zend_activate_modules(TSRMLS_D) /* {{{ */
2329: {
2330: zend_module_entry **p = module_request_startup_handlers;
2331:
2332: while (*p) {
2333: zend_module_entry *module = *p;
2334:
2335: if (module->request_startup_func(module->type, module->module_number TSRMLS_CC)==FAILURE) {
2336: zend_error(E_WARNING, "request_startup() for %s module failed", module->name);
2337: exit(1);
2338: }
2339: p++;
2340: }
2341: }
2342: /* }}} */
2343:
2344: /* call request shutdown for all modules */
2345: int module_registry_cleanup(zend_module_entry *module TSRMLS_DC) /* {{{ */
2346: {
2347: if (module->request_shutdown_func) {
2348: #if 0
2349: zend_printf("%s: Request shutdown\n", module->name);
2350: #endif
2351: module->request_shutdown_func(module->type, module->module_number TSRMLS_CC);
2352: }
2353: return 0;
2354: }
2355: /* }}} */
2356:
2357: void zend_deactivate_modules(TSRMLS_D) /* {{{ */
2358: {
2359: EG(opline_ptr) = NULL; /* we're no longer executing anything */
2360:
2361: zend_try {
2362: if (EG(full_tables_cleanup)) {
2363: zend_hash_reverse_apply(&module_registry, (apply_func_t) module_registry_cleanup TSRMLS_CC);
2364: } else {
2365: zend_module_entry **p = module_request_shutdown_handlers;
2366:
2367: while (*p) {
2368: zend_module_entry *module = *p;
2369:
2370: module->request_shutdown_func(module->type, module->module_number TSRMLS_CC);
2371: p++;
2372: }
2373: }
2374: } zend_end_try();
2375: }
2376: /* }}} */
2377:
2378: ZEND_API void zend_cleanup_internal_classes(TSRMLS_D) /* {{{ */
2379: {
2380: zend_class_entry **p = class_cleanup_handlers;
2381:
2382: while (*p) {
2383: zend_cleanup_internal_class_data(*p TSRMLS_CC);
2384: p++;
2385: }
2386: }
2387: /* }}} */
2388:
2389: int module_registry_unload_temp(const zend_module_entry *module TSRMLS_DC) /* {{{ */
2390: {
2391: return (module->type == MODULE_TEMPORARY) ? ZEND_HASH_APPLY_REMOVE : ZEND_HASH_APPLY_STOP;
2392: }
2393: /* }}} */
2394:
2395: static int exec_done_cb(zend_module_entry *module TSRMLS_DC) /* {{{ */
2396: {
2397: if (module->post_deactivate_func) {
2398: module->post_deactivate_func();
2399: }
2400: return 0;
2401: }
2402: /* }}} */
2403:
2404: void zend_post_deactivate_modules(TSRMLS_D) /* {{{ */
2405: {
2406: if (EG(full_tables_cleanup)) {
2407: zend_hash_apply(&module_registry, (apply_func_t) exec_done_cb TSRMLS_CC);
2408: zend_hash_reverse_apply(&module_registry, (apply_func_t) module_registry_unload_temp TSRMLS_CC);
2409: } else {
2410: zend_module_entry **p = module_post_deactivate_handlers;
2411:
2412: while (*p) {
2413: zend_module_entry *module = *p;
2414:
2415: module->post_deactivate_func();
2416: p++;
2417: }
2418: }
2419: }
2420: /* }}} */
2421:
2422: /* return the next free module number */
2423: int zend_next_free_module(void) /* {{{ */
2424: {
2425: return zend_hash_num_elements(&module_registry) + 1;
2426: }
2427: /* }}} */
2428:
2429: static zend_class_entry *do_register_internal_class(zend_class_entry *orig_class_entry, zend_uint ce_flags TSRMLS_DC) /* {{{ */
2430: {
2431: zend_class_entry *class_entry = malloc(sizeof(zend_class_entry));
2432: char *lowercase_name = emalloc(orig_class_entry->name_length + 1);
2433: *class_entry = *orig_class_entry;
2434:
2435: class_entry->type = ZEND_INTERNAL_CLASS;
2436: zend_initialize_class_data(class_entry, 0 TSRMLS_CC);
2437: class_entry->ce_flags = ce_flags;
2438: class_entry->info.internal.module = EG(current_module);
2439:
2440: if (class_entry->info.internal.builtin_functions) {
2441: zend_register_functions(class_entry, class_entry->info.internal.builtin_functions, &class_entry->function_table, MODULE_PERSISTENT TSRMLS_CC);
2442: }
2443:
2444: zend_str_tolower_copy(lowercase_name, orig_class_entry->name, class_entry->name_length);
2445: lowercase_name = (char*)zend_new_interned_string(lowercase_name, class_entry->name_length + 1, 1 TSRMLS_CC);
2446: if (IS_INTERNED(lowercase_name)) {
2447: zend_hash_quick_update(CG(class_table), lowercase_name, class_entry->name_length+1, INTERNED_HASH(lowercase_name), &class_entry, sizeof(zend_class_entry *), NULL);
2448: } else {
2449: zend_hash_update(CG(class_table), lowercase_name, class_entry->name_length+1, &class_entry, sizeof(zend_class_entry *), NULL);
2450: }
2451: str_efree(lowercase_name);
2452: return class_entry;
2453: }
2454: /* }}} */
2455:
2456: /* If parent_ce is not NULL then it inherits from parent_ce
2457: * If parent_ce is NULL and parent_name isn't then it looks for the parent and inherits from it
2458: * If both parent_ce and parent_name are NULL it does a regular class registration
2459: * If parent_name is specified but not found NULL is returned
2460: */
2461: ZEND_API zend_class_entry *zend_register_internal_class_ex(zend_class_entry *class_entry, zend_class_entry *parent_ce, char *parent_name TSRMLS_DC) /* {{{ */
2462: {
2463: zend_class_entry *register_class;
2464:
2465: if (!parent_ce && parent_name) {
2466: zend_class_entry **pce;
2467: if (zend_hash_find(CG(class_table), parent_name, strlen(parent_name)+1, (void **) &pce)==FAILURE) {
2468: return NULL;
2469: } else {
2470: parent_ce = *pce;
2471: }
2472: }
2473:
2474: register_class = zend_register_internal_class(class_entry TSRMLS_CC);
2475:
2476: if (parent_ce) {
2477: zend_do_inheritance(register_class, parent_ce TSRMLS_CC);
2478: }
2479: return register_class;
2480: }
2481: /* }}} */
2482:
2483: ZEND_API void zend_class_implements(zend_class_entry *class_entry TSRMLS_DC, int num_interfaces, ...) /* {{{ */
2484: {
2485: zend_class_entry *interface_entry;
2486: va_list interface_list;
2487: va_start(interface_list, num_interfaces);
2488:
2489: while (num_interfaces--) {
2490: interface_entry = va_arg(interface_list, zend_class_entry *);
2491: zend_do_implement_interface(class_entry, interface_entry TSRMLS_CC);
2492: }
2493:
2494: va_end(interface_list);
2495: }
2496: /* }}} */
2497:
2498: /* A class that contains at least one abstract method automatically becomes an abstract class.
2499: */
2500: ZEND_API zend_class_entry *zend_register_internal_class(zend_class_entry *orig_class_entry TSRMLS_DC) /* {{{ */
2501: {
2502: return do_register_internal_class(orig_class_entry, 0 TSRMLS_CC);
2503: }
2504: /* }}} */
2505:
2506: ZEND_API zend_class_entry *zend_register_internal_interface(zend_class_entry *orig_class_entry TSRMLS_DC) /* {{{ */
2507: {
2508: return do_register_internal_class(orig_class_entry, ZEND_ACC_INTERFACE TSRMLS_CC);
2509: }
2510: /* }}} */
2511:
2512: ZEND_API int zend_register_class_alias_ex(const char *name, int name_len, zend_class_entry *ce TSRMLS_DC) /* {{{ */
2513: {
2514: char *lcname = zend_str_tolower_dup(name, name_len);
2515: int ret;
2516:
2517: if (lcname[0] == '\\') {
2518: ret = zend_hash_add(CG(class_table), lcname+1, name_len, &ce, sizeof(zend_class_entry *), NULL);
2519: } else {
2520: ret = zend_hash_add(CG(class_table), lcname, name_len+1, &ce, sizeof(zend_class_entry *), NULL);
2521: }
2522:
2523: efree(lcname);
2524: if (ret == SUCCESS) {
2525: ce->refcount++;
2526: }
2527: return ret;
2528: }
2529: /* }}} */
2530:
2531: ZEND_API int zend_set_hash_symbol(zval *symbol, const char *name, int name_length, zend_bool is_ref, int num_symbol_tables, ...) /* {{{ */
2532: {
2533: HashTable *symbol_table;
2534: va_list symbol_table_list;
2535:
2536: if (num_symbol_tables <= 0) return FAILURE;
2537:
2538: Z_SET_ISREF_TO_P(symbol, is_ref);
2539:
2540: va_start(symbol_table_list, num_symbol_tables);
2541: while (num_symbol_tables-- > 0) {
2542: symbol_table = va_arg(symbol_table_list, HashTable *);
2543: zend_hash_update(symbol_table, name, name_length + 1, &symbol, sizeof(zval *), NULL);
2544: zval_add_ref(&symbol);
2545: }
2546: va_end(symbol_table_list);
2547: return SUCCESS;
2548: }
2549: /* }}} */
2550:
2551: /* Disabled functions support */
2552:
2553: /* {{{ proto void display_disabled_function(void)
2554: Dummy function which displays an error when a disabled function is called. */
2555: ZEND_API ZEND_FUNCTION(display_disabled_function)
2556: {
2557: zend_error(E_WARNING, "%s() has been disabled for security reasons", get_active_function_name(TSRMLS_C));
2558: }
2559: /* }}} */
2560:
2561: static zend_function_entry disabled_function[] = {
2562: ZEND_FE(display_disabled_function, NULL)
2563: ZEND_FE_END
2564: };
2565:
2566: ZEND_API int zend_disable_function(char *function_name, uint function_name_length TSRMLS_DC) /* {{{ */
2567: {
2568: if (zend_hash_del(CG(function_table), function_name, function_name_length+1)==FAILURE) {
2569: return FAILURE;
2570: }
2571: disabled_function[0].fname = function_name;
2572: return zend_register_functions(NULL, disabled_function, CG(function_table), MODULE_PERSISTENT TSRMLS_CC);
2573: }
2574: /* }}} */
2575:
2576: #ifdef ZEND_WIN32
2577: #pragma optimize("", off)
2578: #endif
2579: static zend_object_value display_disabled_class(zend_class_entry *class_type TSRMLS_DC) /* {{{ */
2580: {
2581: zend_object_value retval;
2582: zend_object *intern;
2583: retval = zend_objects_new(&intern, class_type TSRMLS_CC);
2584: zend_error(E_WARNING, "%s() has been disabled for security reasons", class_type->name);
2585: return retval;
2586: }
2587: #ifdef ZEND_WIN32
2588: #pragma optimize("", on)
2589: #endif
2590: /* }}} */
2591:
2592: static const zend_function_entry disabled_class_new[] = {
2593: ZEND_FE_END
2594: };
2595:
2596: ZEND_API int zend_disable_class(char *class_name, uint class_name_length TSRMLS_DC) /* {{{ */
2597: {
2598: zend_class_entry **disabled_class;
2599:
2600: zend_str_tolower(class_name, class_name_length);
2601: if (zend_hash_find(CG(class_table), class_name, class_name_length+1, (void **)&disabled_class)==FAILURE) {
2602: return FAILURE;
2603: }
2604: INIT_CLASS_ENTRY_INIT_METHODS((**disabled_class), disabled_class_new, NULL, NULL, NULL, NULL, NULL);
2605: (*disabled_class)->create_object = display_disabled_class;
2606: zend_hash_clean(&((*disabled_class)->function_table));
2607: return SUCCESS;
2608: }
2609: /* }}} */
2610:
2611: static int zend_is_callable_check_class(const char *name, int name_len, zend_fcall_info_cache *fcc, int *strict_class, char **error TSRMLS_DC) /* {{{ */
2612: {
2613: int ret = 0;
2614: zend_class_entry **pce;
2615: char *lcname = zend_str_tolower_dup(name, name_len);
2616:
2617: *strict_class = 0;
2618: if (name_len == sizeof("self") - 1 &&
2619: !memcmp(lcname, "self", sizeof("self") - 1)) {
2620: if (!EG(scope)) {
2621: if (error) *error = estrdup("cannot access self:: when no class scope is active");
2622: } else {
2623: fcc->called_scope = EG(called_scope);
2624: fcc->calling_scope = EG(scope);
2625: if (!fcc->object_ptr) {
2626: fcc->object_ptr = EG(This);
2627: }
2628: ret = 1;
2629: }
2630: } else if (name_len == sizeof("parent") - 1 &&
2631: !memcmp(lcname, "parent", sizeof("parent") - 1)) {
2632: if (!EG(scope)) {
2633: if (error) *error = estrdup("cannot access parent:: when no class scope is active");
2634: } else if (!EG(scope)->parent) {
2635: if (error) *error = estrdup("cannot access parent:: when current class scope has no parent");
2636: } else {
2637: fcc->called_scope = EG(called_scope);
2638: fcc->calling_scope = EG(scope)->parent;
2639: if (!fcc->object_ptr) {
2640: fcc->object_ptr = EG(This);
2641: }
2642: *strict_class = 1;
2643: ret = 1;
2644: }
2645: } else if (name_len == sizeof("static") - 1 &&
2646: !memcmp(lcname, "static", sizeof("static") - 1)) {
2647: if (!EG(called_scope)) {
2648: if (error) *error = estrdup("cannot access static:: when no class scope is active");
2649: } else {
2650: fcc->called_scope = EG(called_scope);
2651: fcc->calling_scope = EG(called_scope);
2652: if (!fcc->object_ptr) {
2653: fcc->object_ptr = EG(This);
2654: }
2655: *strict_class = 1;
2656: ret = 1;
2657: }
2658: } else if (zend_lookup_class_ex(name, name_len, NULL, 1, &pce TSRMLS_CC) == SUCCESS) {
2659: zend_class_entry *scope = EG(active_op_array) ? EG(active_op_array)->scope : NULL;
2660:
2661: fcc->calling_scope = *pce;
2662: if (scope && !fcc->object_ptr && EG(This) &&
2663: instanceof_function(Z_OBJCE_P(EG(This)), scope TSRMLS_CC) &&
2664: instanceof_function(scope, fcc->calling_scope TSRMLS_CC)) {
2665: fcc->object_ptr = EG(This);
2666: fcc->called_scope = Z_OBJCE_P(fcc->object_ptr);
2667: } else {
2668: fcc->called_scope = fcc->object_ptr ? Z_OBJCE_P(fcc->object_ptr) : fcc->calling_scope;
2669: }
2670: *strict_class = 1;
2671: ret = 1;
2672: } else {
2673: if (error) zend_spprintf(error, 0, "class '%.*s' not found", name_len, name);
2674: }
2675: efree(lcname);
2676: return ret;
2677: }
2678: /* }}} */
2679:
2680: static int zend_is_callable_check_func(int check_flags, zval *callable, zend_fcall_info_cache *fcc, int strict_class, char **error TSRMLS_DC) /* {{{ */
2681: {
2682: zend_class_entry *ce_org = fcc->calling_scope;
2683: int retval = 0;
2684: char *mname, *lmname;
2685: const char *colon;
2686: int clen, mlen;
2687: zend_class_entry *last_scope;
2688: HashTable *ftable;
2689: int call_via_handler = 0;
2690:
2691: if (error) {
2692: *error = NULL;
2693: }
2694:
2695: fcc->calling_scope = NULL;
2696: fcc->function_handler = NULL;
2697:
2698: if (!ce_org) {
2699: /* Skip leading \ */
2700: if (Z_STRVAL_P(callable)[0] == '\\') {
2701: mlen = Z_STRLEN_P(callable) - 1;
2702: lmname = zend_str_tolower_dup(Z_STRVAL_P(callable) + 1, mlen);
2703: } else {
2704: mlen = Z_STRLEN_P(callable);
2705: lmname = zend_str_tolower_dup(Z_STRVAL_P(callable), mlen);
2706: }
2707: /* Check if function with given name exists.
2708: * This may be a compound name that includes namespace name */
2709: if (zend_hash_find(EG(function_table), lmname, mlen+1, (void**)&fcc->function_handler) == SUCCESS) {
2710: efree(lmname);
2711: return 1;
2712: }
2713: efree(lmname);
2714: }
2715:
2716: /* Split name into class/namespace and method/function names */
2717: if ((colon = zend_memrchr(Z_STRVAL_P(callable), ':', Z_STRLEN_P(callable))) != NULL &&
2718: colon > Z_STRVAL_P(callable) &&
2719: *(colon-1) == ':'
2720: ) {
2721: colon--;
2722: clen = colon - Z_STRVAL_P(callable);
2723: mlen = Z_STRLEN_P(callable) - clen - 2;
2724:
2725: if (colon == Z_STRVAL_P(callable)) {
2726: if (error) zend_spprintf(error, 0, "invalid function name");
2727: return 0;
2728: }
2729:
2730: /* This is a compound name.
2731: * Try to fetch class and then find static method. */
2732: last_scope = EG(scope);
2733: if (ce_org) {
2734: EG(scope) = ce_org;
2735: }
2736:
2737: if (!zend_is_callable_check_class(Z_STRVAL_P(callable), clen, fcc, &strict_class, error TSRMLS_CC)) {
2738: EG(scope) = last_scope;
2739: return 0;
2740: }
2741: EG(scope) = last_scope;
2742:
2743: ftable = &fcc->calling_scope->function_table;
2744: if (ce_org && !instanceof_function(ce_org, fcc->calling_scope TSRMLS_CC)) {
2745: if (error) zend_spprintf(error, 0, "class '%s' is not a subclass of '%s'", ce_org->name, fcc->calling_scope->name);
2746: return 0;
2747: }
2748: mname = Z_STRVAL_P(callable) + clen + 2;
2749: } else if (ce_org) {
2750: /* Try to fetch find static method of given class. */
2751: mlen = Z_STRLEN_P(callable);
2752: mname = Z_STRVAL_P(callable);
2753: ftable = &ce_org->function_table;
2754: fcc->calling_scope = ce_org;
2755: } else {
2756: /* We already checked for plain function before. */
2757: if (error && !(check_flags & IS_CALLABLE_CHECK_SILENT)) {
2758: zend_spprintf(error, 0, "function '%s' not found or invalid function name", Z_STRVAL_P(callable));
2759: }
2760: return 0;
2761: }
2762:
2763: lmname = zend_str_tolower_dup(mname, mlen);
2764: if (strict_class &&
2765: fcc->calling_scope &&
2766: mlen == sizeof(ZEND_CONSTRUCTOR_FUNC_NAME)-1 &&
2767: !memcmp(lmname, ZEND_CONSTRUCTOR_FUNC_NAME, sizeof(ZEND_CONSTRUCTOR_FUNC_NAME))) {
2768: fcc->function_handler = fcc->calling_scope->constructor;
2769: if (fcc->function_handler) {
2770: retval = 1;
2771: }
2772: } else if (zend_hash_find(ftable, lmname, mlen+1, (void**)&fcc->function_handler) == SUCCESS) {
2773: retval = 1;
2774: if ((fcc->function_handler->op_array.fn_flags & ZEND_ACC_CHANGED) &&
2775: !strict_class && EG(scope) &&
2776: instanceof_function(fcc->function_handler->common.scope, EG(scope) TSRMLS_CC)) {
2777: zend_function *priv_fbc;
2778:
2779: if (zend_hash_find(&EG(scope)->function_table, lmname, mlen+1, (void **) &priv_fbc)==SUCCESS
2780: && priv_fbc->common.fn_flags & ZEND_ACC_PRIVATE
2781: && priv_fbc->common.scope == EG(scope)) {
2782: fcc->function_handler = priv_fbc;
2783: }
2784: }
2785: if ((check_flags & IS_CALLABLE_CHECK_NO_ACCESS) == 0 &&
2786: (fcc->calling_scope &&
2787: ((fcc->object_ptr && fcc->calling_scope->__call) ||
2788: (!fcc->object_ptr && fcc->calling_scope->__callstatic)))) {
2789: if (fcc->function_handler->op_array.fn_flags & ZEND_ACC_PRIVATE) {
2790: if (!zend_check_private(fcc->function_handler, fcc->object_ptr ? Z_OBJCE_P(fcc->object_ptr) : EG(scope), lmname, mlen TSRMLS_CC)) {
2791: retval = 0;
2792: fcc->function_handler = NULL;
2793: goto get_function_via_handler;
2794: }
2795: } else if (fcc->function_handler->common.fn_flags & ZEND_ACC_PROTECTED) {
2796: if (!zend_check_protected(fcc->function_handler->common.scope, EG(scope))) {
2797: retval = 0;
2798: fcc->function_handler = NULL;
2799: goto get_function_via_handler;
2800: }
2801: }
2802: }
2803: } else {
2804: get_function_via_handler:
2805: if (fcc->object_ptr && fcc->calling_scope == ce_org) {
2806: if (strict_class && ce_org->__call) {
2807: fcc->function_handler = emalloc(sizeof(zend_internal_function));
2808: fcc->function_handler->internal_function.type = ZEND_INTERNAL_FUNCTION;
2809: fcc->function_handler->internal_function.module = (ce_org->type == ZEND_INTERNAL_CLASS) ? ce_org->info.internal.module : NULL;
2810: fcc->function_handler->internal_function.handler = zend_std_call_user_call;
2811: fcc->function_handler->internal_function.arg_info = NULL;
2812: fcc->function_handler->internal_function.num_args = 0;
2813: fcc->function_handler->internal_function.scope = ce_org;
2814: fcc->function_handler->internal_function.fn_flags = ZEND_ACC_CALL_VIA_HANDLER;
2815: fcc->function_handler->internal_function.function_name = estrndup(mname, mlen);
2816: call_via_handler = 1;
2817: retval = 1;
2818: } else if (Z_OBJ_HT_P(fcc->object_ptr)->get_method) {
2819: fcc->function_handler = Z_OBJ_HT_P(fcc->object_ptr)->get_method(&fcc->object_ptr, mname, mlen, NULL TSRMLS_CC);
2820: if (fcc->function_handler) {
2821: if (strict_class &&
2822: (!fcc->function_handler->common.scope ||
2823: !instanceof_function(ce_org, fcc->function_handler->common.scope TSRMLS_CC))) {
2824: if ((fcc->function_handler->common.fn_flags & ZEND_ACC_CALL_VIA_HANDLER) != 0) {
2825: if (fcc->function_handler->type != ZEND_OVERLOADED_FUNCTION) {
2826: efree((char*)fcc->function_handler->common.function_name);
2827: }
2828: efree(fcc->function_handler);
2829: }
2830: } else {
2831: retval = 1;
2832: call_via_handler = (fcc->function_handler->common.fn_flags & ZEND_ACC_CALL_VIA_HANDLER) != 0;
2833: }
2834: }
2835: }
2836: } else if (fcc->calling_scope) {
2837: if (fcc->calling_scope->get_static_method) {
2838: fcc->function_handler = fcc->calling_scope->get_static_method(fcc->calling_scope, mname, mlen TSRMLS_CC);
2839: } else {
2840: fcc->function_handler = zend_std_get_static_method(fcc->calling_scope, mname, mlen, NULL TSRMLS_CC);
2841: }
2842: if (fcc->function_handler) {
2843: retval = 1;
2844: call_via_handler = (fcc->function_handler->common.fn_flags & ZEND_ACC_CALL_VIA_HANDLER) != 0;
2845: if (call_via_handler && !fcc->object_ptr && EG(This) &&
2846: Z_OBJ_HT_P(EG(This))->get_class_entry &&
2847: instanceof_function(Z_OBJCE_P(EG(This)), fcc->calling_scope TSRMLS_CC)) {
2848: fcc->object_ptr = EG(This);
2849: }
2850: }
2851: }
2852: }
2853:
2854: if (retval) {
2855: if (fcc->calling_scope && !call_via_handler) {
2856: if (!fcc->object_ptr && (fcc->function_handler->common.fn_flags & ZEND_ACC_ABSTRACT)) {
2857: if (error) {
2858: zend_spprintf(error, 0, "cannot call abstract method %s::%s()", fcc->calling_scope->name, fcc->function_handler->common.function_name);
2859: retval = 0;
2860: } else {
2861: zend_error(E_ERROR, "Cannot call abstract method %s::%s()", fcc->calling_scope->name, fcc->function_handler->common.function_name);
2862: }
2863: } else if (!fcc->object_ptr && !(fcc->function_handler->common.fn_flags & ZEND_ACC_STATIC)) {
2864: int severity;
2865: char *verb;
2866: if (fcc->function_handler->common.fn_flags & ZEND_ACC_ALLOW_STATIC) {
2867: severity = E_STRICT;
2868: verb = "should not";
2869: } else {
2870: /* An internal function assumes $this is present and won't check that. So PHP would crash by allowing the call. */
2871: severity = E_ERROR;
2872: verb = "cannot";
2873: }
2874: if ((check_flags & IS_CALLABLE_CHECK_IS_STATIC) != 0) {
2875: retval = 0;
2876: }
2877: if (EG(This) && instanceof_function(Z_OBJCE_P(EG(This)), fcc->calling_scope TSRMLS_CC)) {
2878: fcc->object_ptr = EG(This);
2879: if (error) {
2880: zend_spprintf(error, 0, "non-static method %s::%s() %s be called statically, assuming $this from compatible context %s", fcc->calling_scope->name, fcc->function_handler->common.function_name, verb, Z_OBJCE_P(EG(This))->name);
2881: if (severity == E_ERROR) {
2882: retval = 0;
2883: }
2884: } else if (retval) {
2885: zend_error(severity, "Non-static method %s::%s() %s be called statically, assuming $this from compatible context %s", fcc->calling_scope->name, fcc->function_handler->common.function_name, verb, Z_OBJCE_P(EG(This))->name);
2886: }
2887: } else {
2888: if (error) {
2889: zend_spprintf(error, 0, "non-static method %s::%s() %s be called statically", fcc->calling_scope->name, fcc->function_handler->common.function_name, verb);
2890: if (severity == E_ERROR) {
2891: retval = 0;
2892: }
2893: } else if (retval) {
2894: zend_error(severity, "Non-static method %s::%s() %s be called statically", fcc->calling_scope->name, fcc->function_handler->common.function_name, verb);
2895: }
2896: }
2897: }
2898: if (retval && (check_flags & IS_CALLABLE_CHECK_NO_ACCESS) == 0) {
2899: if (fcc->function_handler->op_array.fn_flags & ZEND_ACC_PRIVATE) {
2900: if (!zend_check_private(fcc->function_handler, fcc->object_ptr ? Z_OBJCE_P(fcc->object_ptr) : EG(scope), lmname, mlen TSRMLS_CC)) {
2901: if (error) {
2902: if (*error) {
2903: efree(*error);
2904: }
2905: zend_spprintf(error, 0, "cannot access private method %s::%s()", fcc->calling_scope->name, fcc->function_handler->common.function_name);
2906: }
2907: retval = 0;
2908: }
2909: } else if ((fcc->function_handler->common.fn_flags & ZEND_ACC_PROTECTED)) {
2910: if (!zend_check_protected(fcc->function_handler->common.scope, EG(scope))) {
2911: if (error) {
2912: if (*error) {
2913: efree(*error);
2914: }
2915: zend_spprintf(error, 0, "cannot access protected method %s::%s()", fcc->calling_scope->name, fcc->function_handler->common.function_name);
2916: }
2917: retval = 0;
2918: }
2919: }
2920: }
2921: }
2922: } else if (error && !(check_flags & IS_CALLABLE_CHECK_SILENT)) {
2923: if (fcc->calling_scope) {
2924: if (error) zend_spprintf(error, 0, "class '%s' does not have a method '%s'", fcc->calling_scope->name, mname);
2925: } else {
2926: if (error) zend_spprintf(error, 0, "function '%s' does not exist", mname);
2927: }
2928: }
2929: efree(lmname);
2930:
2931: if (fcc->object_ptr) {
2932: fcc->called_scope = Z_OBJCE_P(fcc->object_ptr);
2933: }
2934: if (retval) {
2935: fcc->initialized = 1;
2936: }
2937: return retval;
2938: }
2939: /* }}} */
2940:
2941: ZEND_API zend_bool zend_is_callable_ex(zval *callable, zval *object_ptr, uint check_flags, char **callable_name, int *callable_name_len, zend_fcall_info_cache *fcc, char **error TSRMLS_DC) /* {{{ */
2942: {
2943: zend_bool ret;
2944: int callable_name_len_local;
2945: zend_fcall_info_cache fcc_local;
2946:
2947: if (callable_name) {
2948: *callable_name = NULL;
2949: }
2950: if (callable_name_len == NULL) {
2951: callable_name_len = &callable_name_len_local;
2952: }
2953: if (fcc == NULL) {
2954: fcc = &fcc_local;
2955: }
2956: if (error) {
2957: *error = NULL;
2958: }
2959:
2960: fcc->initialized = 0;
2961: fcc->calling_scope = NULL;
2962: fcc->called_scope = NULL;
2963: fcc->function_handler = NULL;
2964: fcc->calling_scope = NULL;
2965: fcc->object_ptr = NULL;
2966:
2967: if (object_ptr && Z_TYPE_P(object_ptr) != IS_OBJECT) {
2968: object_ptr = NULL;
2969: }
2970: if (object_ptr &&
2971: (!EG(objects_store).object_buckets ||
2972: !EG(objects_store).object_buckets[Z_OBJ_HANDLE_P(object_ptr)].valid)) {
2973: return 0;
2974: }
2975:
2976: switch (Z_TYPE_P(callable)) {
2977: case IS_STRING:
2978: if (object_ptr) {
2979: fcc->object_ptr = object_ptr;
2980: fcc->calling_scope = Z_OBJCE_P(object_ptr);
2981: if (callable_name) {
2982: char *ptr;
2983:
2984: *callable_name_len = fcc->calling_scope->name_length + Z_STRLEN_P(callable) + sizeof("::") - 1;
2985: ptr = *callable_name = emalloc(*callable_name_len + 1);
2986: memcpy(ptr, fcc->calling_scope->name, fcc->calling_scope->name_length);
2987: ptr += fcc->calling_scope->name_length;
2988: memcpy(ptr, "::", sizeof("::") - 1);
2989: ptr += sizeof("::") - 1;
2990: memcpy(ptr, Z_STRVAL_P(callable), Z_STRLEN_P(callable) + 1);
2991: }
2992: } else if (callable_name) {
2993: *callable_name = estrndup(Z_STRVAL_P(callable), Z_STRLEN_P(callable));
2994: *callable_name_len = Z_STRLEN_P(callable);
2995: }
2996: if (check_flags & IS_CALLABLE_CHECK_SYNTAX_ONLY) {
2997: fcc->called_scope = fcc->calling_scope;
2998: return 1;
2999: }
3000:
3001: ret = zend_is_callable_check_func(check_flags, callable, fcc, 0, error TSRMLS_CC);
3002: if (fcc == &fcc_local &&
3003: fcc->function_handler &&
3004: ((fcc->function_handler->type == ZEND_INTERNAL_FUNCTION &&
3005: (fcc->function_handler->common.fn_flags & ZEND_ACC_CALL_VIA_HANDLER)) ||
3006: fcc->function_handler->type == ZEND_OVERLOADED_FUNCTION_TEMPORARY ||
3007: fcc->function_handler->type == ZEND_OVERLOADED_FUNCTION)) {
3008: if (fcc->function_handler->type != ZEND_OVERLOADED_FUNCTION) {
3009: efree((char*)fcc->function_handler->common.function_name);
3010: }
3011: efree(fcc->function_handler);
3012: }
3013: return ret;
3014:
3015: case IS_ARRAY:
3016: {
3017: zval **method = NULL;
3018: zval **obj = NULL;
3019: int strict_class = 0;
3020:
3021: if (zend_hash_num_elements(Z_ARRVAL_P(callable)) == 2) {
3022: zend_hash_index_find(Z_ARRVAL_P(callable), 0, (void **) &obj);
3023: zend_hash_index_find(Z_ARRVAL_P(callable), 1, (void **) &method);
3024: }
3025: if (obj && method &&
3026: (Z_TYPE_PP(obj) == IS_OBJECT ||
3027: Z_TYPE_PP(obj) == IS_STRING) &&
3028: Z_TYPE_PP(method) == IS_STRING) {
3029:
3030: if (Z_TYPE_PP(obj) == IS_STRING) {
3031: if (callable_name) {
3032: char *ptr;
3033:
3034: *callable_name_len = Z_STRLEN_PP(obj) + Z_STRLEN_PP(method) + sizeof("::") - 1;
3035: ptr = *callable_name = emalloc(*callable_name_len + 1);
3036: memcpy(ptr, Z_STRVAL_PP(obj), Z_STRLEN_PP(obj));
3037: ptr += Z_STRLEN_PP(obj);
3038: memcpy(ptr, "::", sizeof("::") - 1);
3039: ptr += sizeof("::") - 1;
3040: memcpy(ptr, Z_STRVAL_PP(method), Z_STRLEN_PP(method) + 1);
3041: }
3042:
3043: if (check_flags & IS_CALLABLE_CHECK_SYNTAX_ONLY) {
3044: return 1;
3045: }
3046:
3047: if (!zend_is_callable_check_class(Z_STRVAL_PP(obj), Z_STRLEN_PP(obj), fcc, &strict_class, error TSRMLS_CC)) {
3048: return 0;
3049: }
3050:
3051: } else {
3052: if (!EG(objects_store).object_buckets ||
3053: !EG(objects_store).object_buckets[Z_OBJ_HANDLE_PP(obj)].valid) {
3054: return 0;
3055: }
3056:
3057: fcc->calling_scope = Z_OBJCE_PP(obj); /* TBFixed: what if it's overloaded? */
3058:
3059: fcc->object_ptr = *obj;
3060:
3061: if (callable_name) {
3062: char *ptr;
3063:
3064: *callable_name_len = fcc->calling_scope->name_length + Z_STRLEN_PP(method) + sizeof("::") - 1;
3065: ptr = *callable_name = emalloc(*callable_name_len + 1);
3066: memcpy(ptr, fcc->calling_scope->name, fcc->calling_scope->name_length);
3067: ptr += fcc->calling_scope->name_length;
3068: memcpy(ptr, "::", sizeof("::") - 1);
3069: ptr += sizeof("::") - 1;
3070: memcpy(ptr, Z_STRVAL_PP(method), Z_STRLEN_PP(method) + 1);
3071: }
3072:
3073: if (check_flags & IS_CALLABLE_CHECK_SYNTAX_ONLY) {
3074: fcc->called_scope = fcc->calling_scope;
3075: return 1;
3076: }
3077: }
3078:
3079: ret = zend_is_callable_check_func(check_flags, *method, fcc, strict_class, error TSRMLS_CC);
3080: if (fcc == &fcc_local &&
3081: fcc->function_handler &&
3082: ((fcc->function_handler->type == ZEND_INTERNAL_FUNCTION &&
3083: (fcc->function_handler->common.fn_flags & ZEND_ACC_CALL_VIA_HANDLER)) ||
3084: fcc->function_handler->type == ZEND_OVERLOADED_FUNCTION_TEMPORARY ||
3085: fcc->function_handler->type == ZEND_OVERLOADED_FUNCTION)) {
3086: if (fcc->function_handler->type != ZEND_OVERLOADED_FUNCTION) {
3087: efree((char*)fcc->function_handler->common.function_name);
3088: }
3089: efree(fcc->function_handler);
3090: }
3091: return ret;
3092:
3093: } else {
3094: if (zend_hash_num_elements(Z_ARRVAL_P(callable)) == 2) {
3095: if (!obj || (Z_TYPE_PP(obj) != IS_STRING && Z_TYPE_PP(obj) != IS_OBJECT)) {
3096: if (error) zend_spprintf(error, 0, "first array member is not a valid class name or object");
3097: } else {
3098: if (error) zend_spprintf(error, 0, "second array member is not a valid method");
3099: }
3100: } else {
3101: if (error) zend_spprintf(error, 0, "array must have exactly two members");
3102: }
3103: if (callable_name) {
3104: *callable_name = estrndup("Array", sizeof("Array")-1);
3105: *callable_name_len = sizeof("Array") - 1;
3106: }
3107: }
3108: }
3109: return 0;
3110:
3111: case IS_OBJECT:
3112: if (Z_OBJ_HANDLER_P(callable, get_closure) && Z_OBJ_HANDLER_P(callable, get_closure)(callable, &fcc->calling_scope, &fcc->function_handler, &fcc->object_ptr TSRMLS_CC) == SUCCESS) {
3113: fcc->called_scope = fcc->calling_scope;
3114: if (callable_name) {
3115: zend_class_entry *ce = Z_OBJCE_P(callable); /* TBFixed: what if it's overloaded? */
3116:
3117: *callable_name_len = ce->name_length + sizeof("::__invoke") - 1;
3118: *callable_name = emalloc(*callable_name_len + 1);
3119: memcpy(*callable_name, ce->name, ce->name_length);
3120: memcpy((*callable_name) + ce->name_length, "::__invoke", sizeof("::__invoke"));
3121: }
3122: return 1;
3123: }
3124: /* break missing intentionally */
3125:
3126: default:
3127: if (callable_name) {
3128: zval expr_copy;
3129: int use_copy;
3130:
3131: zend_make_printable_zval(callable, &expr_copy, &use_copy);
3132: *callable_name = estrndup(Z_STRVAL(expr_copy), Z_STRLEN(expr_copy));
3133: *callable_name_len = Z_STRLEN(expr_copy);
3134: zval_dtor(&expr_copy);
3135: }
3136: if (error) zend_spprintf(error, 0, "no array or string given");
3137: return 0;
3138: }
3139: }
3140: /* }}} */
3141:
3142: ZEND_API zend_bool zend_is_callable(zval *callable, uint check_flags, char **callable_name TSRMLS_DC) /* {{{ */
3143: {
3144: return zend_is_callable_ex(callable, NULL, check_flags, callable_name, NULL, NULL, NULL TSRMLS_CC);
3145: }
3146: /* }}} */
3147:
3148: ZEND_API zend_bool zend_make_callable(zval *callable, char **callable_name TSRMLS_DC) /* {{{ */
3149: {
3150: zend_fcall_info_cache fcc;
3151:
3152: if (zend_is_callable_ex(callable, NULL, IS_CALLABLE_STRICT, callable_name, NULL, &fcc, NULL TSRMLS_CC)) {
3153: if (Z_TYPE_P(callable) == IS_STRING && fcc.calling_scope) {
3154: zval_dtor(callable);
3155: array_init(callable);
3156: add_next_index_string(callable, fcc.calling_scope->name, 1);
3157: add_next_index_string(callable, fcc.function_handler->common.function_name, 1);
3158: }
3159: if (fcc.function_handler &&
3160: ((fcc.function_handler->type == ZEND_INTERNAL_FUNCTION &&
3161: (fcc.function_handler->common.fn_flags & ZEND_ACC_CALL_VIA_HANDLER)) ||
3162: fcc.function_handler->type == ZEND_OVERLOADED_FUNCTION_TEMPORARY ||
3163: fcc.function_handler->type == ZEND_OVERLOADED_FUNCTION)) {
3164: if (fcc.function_handler->type != ZEND_OVERLOADED_FUNCTION) {
3165: efree((char*)fcc.function_handler->common.function_name);
3166: }
3167: efree(fcc.function_handler);
3168: }
3169: return 1;
3170: }
3171: return 0;
3172: }
3173: /* }}} */
3174:
3175: ZEND_API int zend_fcall_info_init(zval *callable, uint check_flags, zend_fcall_info *fci, zend_fcall_info_cache *fcc, char **callable_name, char **error TSRMLS_DC) /* {{{ */
3176: {
3177: if (!zend_is_callable_ex(callable, NULL, check_flags, callable_name, NULL, fcc, error TSRMLS_CC)) {
3178: return FAILURE;
3179: }
3180:
3181: fci->size = sizeof(*fci);
3182: fci->function_table = fcc->calling_scope ? &fcc->calling_scope->function_table : EG(function_table);
3183: fci->object_ptr = fcc->object_ptr;
3184: fci->function_name = callable;
3185: fci->retval_ptr_ptr = NULL;
3186: fci->param_count = 0;
3187: fci->params = NULL;
3188: fci->no_separation = 1;
3189: fci->symbol_table = NULL;
3190:
3191: return SUCCESS;
3192: }
3193: /* }}} */
3194:
3195: ZEND_API void zend_fcall_info_args_clear(zend_fcall_info *fci, int free_mem) /* {{{ */
3196: {
3197: if (fci->params) {
3198: if (free_mem) {
3199: efree(fci->params);
3200: fci->params = NULL;
3201: }
3202: }
3203: fci->param_count = 0;
3204: }
3205: /* }}} */
3206:
3207: ZEND_API void zend_fcall_info_args_save(zend_fcall_info *fci, int *param_count, zval ****params) /* {{{ */
3208: {
3209: *param_count = fci->param_count;
3210: *params = fci->params;
3211: fci->param_count = 0;
3212: fci->params = NULL;
3213: }
3214: /* }}} */
3215:
3216: ZEND_API void zend_fcall_info_args_restore(zend_fcall_info *fci, int param_count, zval ***params) /* {{{ */
3217: {
3218: zend_fcall_info_args_clear(fci, 1);
3219: fci->param_count = param_count;
3220: fci->params = params;
3221: }
3222: /* }}} */
3223:
3224: ZEND_API int zend_fcall_info_args(zend_fcall_info *fci, zval *args TSRMLS_DC) /* {{{ */
3225: {
3226: HashPosition pos;
3227: zval **arg, ***params;
3228:
3229: zend_fcall_info_args_clear(fci, !args);
3230:
3231: if (!args) {
3232: return SUCCESS;
3233: }
3234:
3235: if (Z_TYPE_P(args) != IS_ARRAY) {
3236: return FAILURE;
3237: }
3238:
3239: fci->param_count = zend_hash_num_elements(Z_ARRVAL_P(args));
3240: fci->params = params = (zval ***) erealloc(fci->params, fci->param_count * sizeof(zval **));
3241:
3242: zend_hash_internal_pointer_reset_ex(Z_ARRVAL_P(args), &pos);
3243: while (zend_hash_get_current_data_ex(Z_ARRVAL_P(args), (void *) &arg, &pos) == SUCCESS) {
3244: *params++ = arg;
3245: zend_hash_move_forward_ex(Z_ARRVAL_P(args), &pos);
3246: }
3247:
3248: return SUCCESS;
3249: }
3250: /* }}} */
3251:
3252: ZEND_API int zend_fcall_info_argp(zend_fcall_info *fci TSRMLS_DC, int argc, zval ***argv) /* {{{ */
3253: {
3254: int i;
3255:
3256: if (argc < 0) {
3257: return FAILURE;
3258: }
3259:
3260: zend_fcall_info_args_clear(fci, !argc);
3261:
3262: if (argc) {
3263: fci->param_count = argc;
3264: fci->params = (zval ***) erealloc(fci->params, fci->param_count * sizeof(zval **));
3265:
3266: for (i = 0; i < argc; ++i) {
3267: fci->params[i] = argv[i];
3268: }
3269: }
3270:
3271: return SUCCESS;
3272: }
3273: /* }}} */
3274:
3275: ZEND_API int zend_fcall_info_argv(zend_fcall_info *fci TSRMLS_DC, int argc, va_list *argv) /* {{{ */
3276: {
3277: int i;
3278: zval **arg;
3279:
3280: if (argc < 0) {
3281: return FAILURE;
3282: }
3283:
3284: zend_fcall_info_args_clear(fci, !argc);
3285:
3286: if (argc) {
3287: fci->param_count = argc;
3288: fci->params = (zval ***) erealloc(fci->params, fci->param_count * sizeof(zval **));
3289:
3290: for (i = 0; i < argc; ++i) {
3291: arg = va_arg(*argv, zval **);
3292: fci->params[i] = arg;
3293: }
3294: }
3295:
3296: return SUCCESS;
3297: }
3298: /* }}} */
3299:
3300: ZEND_API int zend_fcall_info_argn(zend_fcall_info *fci TSRMLS_DC, int argc, ...) /* {{{ */
3301: {
3302: int ret;
3303: va_list argv;
3304:
3305: va_start(argv, argc);
3306: ret = zend_fcall_info_argv(fci TSRMLS_CC, argc, &argv);
3307: va_end(argv);
3308:
3309: return ret;
3310: }
3311: /* }}} */
3312:
3313: ZEND_API int zend_fcall_info_call(zend_fcall_info *fci, zend_fcall_info_cache *fcc, zval **retval_ptr_ptr, zval *args TSRMLS_DC) /* {{{ */
3314: {
3315: zval *retval, ***org_params = NULL;
3316: int result, org_count = 0;
3317:
3318: fci->retval_ptr_ptr = retval_ptr_ptr ? retval_ptr_ptr : &retval;
3319: if (args) {
3320: zend_fcall_info_args_save(fci, &org_count, &org_params);
3321: zend_fcall_info_args(fci, args TSRMLS_CC);
3322: }
3323: result = zend_call_function(fci, fcc TSRMLS_CC);
3324:
3325: if (!retval_ptr_ptr && retval) {
3326: zval_ptr_dtor(&retval);
3327: }
3328: if (args) {
3329: zend_fcall_info_args_restore(fci, org_count, org_params);
3330: }
3331: return result;
3332: }
3333: /* }}} */
3334:
3335: ZEND_API const char *zend_get_module_version(const char *module_name) /* {{{ */
3336: {
3337: char *lname;
3338: int name_len = strlen(module_name);
3339: zend_module_entry *module;
3340:
3341: lname = zend_str_tolower_dup(module_name, name_len);
3342: if (zend_hash_find(&module_registry, lname, name_len + 1, (void**)&module) == FAILURE) {
3343: efree(lname);
3344: return NULL;
3345: }
3346: efree(lname);
3347: return module->version;
3348: }
3349: /* }}} */
3350:
3351: ZEND_API int zend_declare_property_ex(zend_class_entry *ce, const char *name, int name_length, zval *property, int access_type, const char *doc_comment, int doc_comment_len TSRMLS_DC) /* {{{ */
3352: {
3353: zend_property_info property_info, *property_info_ptr;
3354: const char *interned_name;
3355: ulong h = zend_get_hash_value(name, name_length+1);
3356:
3357: if (!(access_type & ZEND_ACC_PPP_MASK)) {
3358: access_type |= ZEND_ACC_PUBLIC;
3359: }
3360: if (access_type & ZEND_ACC_STATIC) {
3361: if (zend_hash_quick_find(&ce->properties_info, name, name_length + 1, h, (void**)&property_info_ptr) == SUCCESS &&
3362: (property_info_ptr->flags & ZEND_ACC_STATIC) != 0) {
3363: property_info.offset = property_info_ptr->offset;
3364: zval_ptr_dtor(&ce->default_static_members_table[property_info.offset]);
3365: zend_hash_quick_del(&ce->properties_info, name, name_length + 1, h);
3366: } else {
3367: property_info.offset = ce->default_static_members_count++;
3368: ce->default_static_members_table = perealloc(ce->default_static_members_table, sizeof(zval*) * ce->default_static_members_count, ce->type == ZEND_INTERNAL_CLASS);
3369: }
3370: ce->default_static_members_table[property_info.offset] = property;
3371: if (ce->type == ZEND_USER_CLASS) {
3372: ce->static_members_table = ce->default_static_members_table;
3373: }
3374: } else {
3375: if (zend_hash_quick_find(&ce->properties_info, name, name_length + 1, h, (void**)&property_info_ptr) == SUCCESS &&
3376: (property_info_ptr->flags & ZEND_ACC_STATIC) == 0) {
3377: property_info.offset = property_info_ptr->offset;
3378: zval_ptr_dtor(&ce->default_properties_table[property_info.offset]);
3379: zend_hash_quick_del(&ce->properties_info, name, name_length + 1, h);
3380: } else {
3381: property_info.offset = ce->default_properties_count++;
3382: ce->default_properties_table = perealloc(ce->default_properties_table, sizeof(zval*) * ce->default_properties_count, ce->type == ZEND_INTERNAL_CLASS);
3383: }
3384: ce->default_properties_table[property_info.offset] = property;
3385: }
3386: if (ce->type & ZEND_INTERNAL_CLASS) {
3387: switch(Z_TYPE_P(property)) {
3388: case IS_ARRAY:
3389: case IS_CONSTANT_ARRAY:
3390: case IS_OBJECT:
3391: case IS_RESOURCE:
3392: zend_error(E_CORE_ERROR, "Internal zval's can't be arrays, objects or resources");
3393: break;
3394: default:
3395: break;
3396: }
3397: }
3398: switch (access_type & ZEND_ACC_PPP_MASK) {
3399: case ZEND_ACC_PRIVATE: {
3400: char *priv_name;
3401: int priv_name_length;
3402:
3403: zend_mangle_property_name(&priv_name, &priv_name_length, ce->name, ce->name_length, name, name_length, ce->type & ZEND_INTERNAL_CLASS);
3404: property_info.name = priv_name;
3405: property_info.name_length = priv_name_length;
3406: }
3407: break;
3408: case ZEND_ACC_PROTECTED: {
3409: char *prot_name;
3410: int prot_name_length;
3411:
3412: zend_mangle_property_name(&prot_name, &prot_name_length, "*", 1, name, name_length, ce->type & ZEND_INTERNAL_CLASS);
3413: property_info.name = prot_name;
3414: property_info.name_length = prot_name_length;
3415: }
3416: break;
3417: case ZEND_ACC_PUBLIC:
3418: if (IS_INTERNED(name)) {
3419: property_info.name = (char*)name;
3420: } else {
3421: property_info.name = ce->type & ZEND_INTERNAL_CLASS ? zend_strndup(name, name_length) : estrndup(name, name_length);
3422: }
3423: property_info.name_length = name_length;
3424: break;
3425: }
3426:
3427: interned_name = zend_new_interned_string(property_info.name, property_info.name_length+1, 0 TSRMLS_CC);
3428: if (interned_name != property_info.name) {
3429: if (ce->type == ZEND_USER_CLASS) {
3430: efree((char*)property_info.name);
3431: } else {
3432: free((char*)property_info.name);
3433: }
3434: property_info.name = interned_name;
3435: }
3436:
3437: property_info.flags = access_type;
3438: property_info.h = (access_type & ZEND_ACC_PUBLIC) ? h : zend_get_hash_value(property_info.name, property_info.name_length+1);
3439:
3440: property_info.doc_comment = doc_comment;
3441: property_info.doc_comment_len = doc_comment_len;
3442:
3443: property_info.ce = ce;
3444:
3445: zend_hash_quick_update(&ce->properties_info, name, name_length+1, h, &property_info, sizeof(zend_property_info), NULL);
3446:
3447: return SUCCESS;
3448: }
3449: /* }}} */
3450:
3451: ZEND_API int zend_declare_property(zend_class_entry *ce, const char *name, int name_length, zval *property, int access_type TSRMLS_DC) /* {{{ */
3452: {
3453: return zend_declare_property_ex(ce, name, name_length, property, access_type, NULL, 0 TSRMLS_CC);
3454: }
3455: /* }}} */
3456:
3457: ZEND_API int zend_declare_property_null(zend_class_entry *ce, const char *name, int name_length, int access_type TSRMLS_DC) /* {{{ */
3458: {
3459: zval *property;
3460:
3461: if (ce->type & ZEND_INTERNAL_CLASS) {
3462: ALLOC_PERMANENT_ZVAL(property);
3463: } else {
3464: ALLOC_ZVAL(property);
3465: }
3466: INIT_ZVAL(*property);
3467: return zend_declare_property(ce, name, name_length, property, access_type TSRMLS_CC);
3468: }
3469: /* }}} */
3470:
3471: ZEND_API int zend_declare_property_bool(zend_class_entry *ce, const char *name, int name_length, long value, int access_type TSRMLS_DC) /* {{{ */
3472: {
3473: zval *property;
3474:
3475: if (ce->type & ZEND_INTERNAL_CLASS) {
3476: ALLOC_PERMANENT_ZVAL(property);
3477: } else {
3478: ALLOC_ZVAL(property);
3479: }
3480: INIT_PZVAL(property);
3481: ZVAL_BOOL(property, value);
3482: return zend_declare_property(ce, name, name_length, property, access_type TSRMLS_CC);
3483: }
3484: /* }}} */
3485:
3486: ZEND_API int zend_declare_property_long(zend_class_entry *ce, const char *name, int name_length, long value, int access_type TSRMLS_DC) /* {{{ */
3487: {
3488: zval *property;
3489:
3490: if (ce->type & ZEND_INTERNAL_CLASS) {
3491: ALLOC_PERMANENT_ZVAL(property);
3492: } else {
3493: ALLOC_ZVAL(property);
3494: }
3495: INIT_PZVAL(property);
3496: ZVAL_LONG(property, value);
3497: return zend_declare_property(ce, name, name_length, property, access_type TSRMLS_CC);
3498: }
3499: /* }}} */
3500:
3501: ZEND_API int zend_declare_property_double(zend_class_entry *ce, const char *name, int name_length, double value, int access_type TSRMLS_DC) /* {{{ */
3502: {
3503: zval *property;
3504:
3505: if (ce->type & ZEND_INTERNAL_CLASS) {
3506: ALLOC_PERMANENT_ZVAL(property);
3507: } else {
3508: ALLOC_ZVAL(property);
3509: }
3510: INIT_PZVAL(property);
3511: ZVAL_DOUBLE(property, value);
3512: return zend_declare_property(ce, name, name_length, property, access_type TSRMLS_CC);
3513: }
3514: /* }}} */
3515:
3516: ZEND_API int zend_declare_property_string(zend_class_entry *ce, const char *name, int name_length, const char *value, int access_type TSRMLS_DC) /* {{{ */
3517: {
3518: zval *property;
3519: int len = strlen(value);
3520:
3521: if (ce->type & ZEND_INTERNAL_CLASS) {
3522: ALLOC_PERMANENT_ZVAL(property);
3523: ZVAL_STRINGL(property, zend_strndup(value, len), len, 0);
3524: } else {
3525: ALLOC_ZVAL(property);
3526: ZVAL_STRINGL(property, value, len, 1);
3527: }
3528: INIT_PZVAL(property);
3529: return zend_declare_property(ce, name, name_length, property, access_type TSRMLS_CC);
3530: }
3531: /* }}} */
3532:
3533: ZEND_API int zend_declare_property_stringl(zend_class_entry *ce, const char *name, int name_length, const char *value, int value_len, int access_type TSRMLS_DC) /* {{{ */
3534: {
3535: zval *property;
3536:
3537: if (ce->type & ZEND_INTERNAL_CLASS) {
3538: ALLOC_PERMANENT_ZVAL(property);
3539: ZVAL_STRINGL(property, zend_strndup(value, value_len), value_len, 0);
3540: } else {
3541: ALLOC_ZVAL(property);
3542: ZVAL_STRINGL(property, value, value_len, 1);
3543: }
3544: INIT_PZVAL(property);
3545: return zend_declare_property(ce, name, name_length, property, access_type TSRMLS_CC);
3546: }
3547: /* }}} */
3548:
3549: ZEND_API int zend_declare_class_constant(zend_class_entry *ce, const char *name, size_t name_length, zval *value TSRMLS_DC) /* {{{ */
3550: {
3551: return zend_hash_update(&ce->constants_table, name, name_length+1, &value, sizeof(zval *), NULL);
3552: }
3553: /* }}} */
3554:
3555: ZEND_API int zend_declare_class_constant_null(zend_class_entry *ce, const char *name, size_t name_length TSRMLS_DC) /* {{{ */
3556: {
3557: zval *constant;
3558:
3559: if (ce->type & ZEND_INTERNAL_CLASS) {
3560: ALLOC_PERMANENT_ZVAL(constant);
3561: } else {
3562: ALLOC_ZVAL(constant);
3563: }
3564: ZVAL_NULL(constant);
3565: INIT_PZVAL(constant);
3566: return zend_declare_class_constant(ce, name, name_length, constant TSRMLS_CC);
3567: }
3568: /* }}} */
3569:
3570: ZEND_API int zend_declare_class_constant_long(zend_class_entry *ce, const char *name, size_t name_length, long value TSRMLS_DC) /* {{{ */
3571: {
3572: zval *constant;
3573:
3574: if (ce->type & ZEND_INTERNAL_CLASS) {
3575: ALLOC_PERMANENT_ZVAL(constant);
3576: } else {
3577: ALLOC_ZVAL(constant);
3578: }
3579: ZVAL_LONG(constant, value);
3580: INIT_PZVAL(constant);
3581: return zend_declare_class_constant(ce, name, name_length, constant TSRMLS_CC);
3582: }
3583: /* }}} */
3584:
3585: ZEND_API int zend_declare_class_constant_bool(zend_class_entry *ce, const char *name, size_t name_length, zend_bool value TSRMLS_DC) /* {{{ */
3586: {
3587: zval *constant;
3588:
3589: if (ce->type & ZEND_INTERNAL_CLASS) {
3590: ALLOC_PERMANENT_ZVAL(constant);
3591: } else {
3592: ALLOC_ZVAL(constant);
3593: }
3594: ZVAL_BOOL(constant, value);
3595: INIT_PZVAL(constant);
3596: return zend_declare_class_constant(ce, name, name_length, constant TSRMLS_CC);
3597: }
3598: /* }}} */
3599:
3600: ZEND_API int zend_declare_class_constant_double(zend_class_entry *ce, const char *name, size_t name_length, double value TSRMLS_DC) /* {{{ */
3601: {
3602: zval *constant;
3603:
3604: if (ce->type & ZEND_INTERNAL_CLASS) {
3605: ALLOC_PERMANENT_ZVAL(constant);
3606: } else {
3607: ALLOC_ZVAL(constant);
3608: }
3609: ZVAL_DOUBLE(constant, value);
3610: INIT_PZVAL(constant);
3611: return zend_declare_class_constant(ce, name, name_length, constant TSRMLS_CC);
3612: }
3613: /* }}} */
3614:
3615: ZEND_API int zend_declare_class_constant_stringl(zend_class_entry *ce, const char *name, size_t name_length, const char *value, size_t value_length TSRMLS_DC) /* {{{ */
3616: {
3617: zval *constant;
3618:
3619: if (ce->type & ZEND_INTERNAL_CLASS) {
3620: ALLOC_PERMANENT_ZVAL(constant);
3621: ZVAL_STRINGL(constant, zend_strndup(value, value_length), value_length, 0);
3622: } else {
3623: ALLOC_ZVAL(constant);
3624: ZVAL_STRINGL(constant, value, value_length, 1);
3625: }
3626: INIT_PZVAL(constant);
3627: return zend_declare_class_constant(ce, name, name_length, constant TSRMLS_CC);
3628: }
3629: /* }}} */
3630:
3631: ZEND_API int zend_declare_class_constant_string(zend_class_entry *ce, const char *name, size_t name_length, const char *value TSRMLS_DC) /* {{{ */
3632: {
3633: return zend_declare_class_constant_stringl(ce, name, name_length, value, strlen(value) TSRMLS_CC);
3634: }
3635: /* }}} */
3636:
3637: ZEND_API void zend_update_property(zend_class_entry *scope, zval *object, const char *name, int name_length, zval *value TSRMLS_DC) /* {{{ */
3638: {
3639: zval *property;
3640: zend_class_entry *old_scope = EG(scope);
3641:
3642: EG(scope) = scope;
3643:
3644: if (!Z_OBJ_HT_P(object)->write_property) {
3645: const char *class_name;
3646: zend_uint class_name_len;
3647:
3648: zend_get_object_classname(object, &class_name, &class_name_len TSRMLS_CC);
3649:
3650: zend_error(E_CORE_ERROR, "Property %s of class %s cannot be updated", name, class_name);
3651: }
3652: MAKE_STD_ZVAL(property);
3653: ZVAL_STRINGL(property, name, name_length, 1);
3654: Z_OBJ_HT_P(object)->write_property(object, property, value, 0 TSRMLS_CC);
3655: zval_ptr_dtor(&property);
3656:
3657: EG(scope) = old_scope;
3658: }
3659: /* }}} */
3660:
3661: ZEND_API void zend_update_property_null(zend_class_entry *scope, zval *object, const char *name, int name_length TSRMLS_DC) /* {{{ */
3662: {
3663: zval *tmp;
3664:
3665: ALLOC_ZVAL(tmp);
3666: Z_UNSET_ISREF_P(tmp);
3667: Z_SET_REFCOUNT_P(tmp, 0);
3668: ZVAL_NULL(tmp);
3669: zend_update_property(scope, object, name, name_length, tmp TSRMLS_CC);
3670: }
3671: /* }}} */
3672:
3673: ZEND_API void zend_update_property_bool(zend_class_entry *scope, zval *object, const char *name, int name_length, long value TSRMLS_DC) /* {{{ */
3674: {
3675: zval *tmp;
3676:
3677: ALLOC_ZVAL(tmp);
3678: Z_UNSET_ISREF_P(tmp);
3679: Z_SET_REFCOUNT_P(tmp, 0);
3680: ZVAL_BOOL(tmp, value);
3681: zend_update_property(scope, object, name, name_length, tmp TSRMLS_CC);
3682: }
3683: /* }}} */
3684:
3685: ZEND_API void zend_update_property_long(zend_class_entry *scope, zval *object, const char *name, int name_length, long value TSRMLS_DC) /* {{{ */
3686: {
3687: zval *tmp;
3688:
3689: ALLOC_ZVAL(tmp);
3690: Z_UNSET_ISREF_P(tmp);
3691: Z_SET_REFCOUNT_P(tmp, 0);
3692: ZVAL_LONG(tmp, value);
3693: zend_update_property(scope, object, name, name_length, tmp TSRMLS_CC);
3694: }
3695: /* }}} */
3696:
3697: ZEND_API void zend_update_property_double(zend_class_entry *scope, zval *object, const char *name, int name_length, double value TSRMLS_DC) /* {{{ */
3698: {
3699: zval *tmp;
3700:
3701: ALLOC_ZVAL(tmp);
3702: Z_UNSET_ISREF_P(tmp);
3703: Z_SET_REFCOUNT_P(tmp, 0);
3704: ZVAL_DOUBLE(tmp, value);
3705: zend_update_property(scope, object, name, name_length, tmp TSRMLS_CC);
3706: }
3707: /* }}} */
3708:
3709: ZEND_API void zend_update_property_string(zend_class_entry *scope, zval *object, const char *name, int name_length, const char *value TSRMLS_DC) /* {{{ */
3710: {
3711: zval *tmp;
3712:
3713: ALLOC_ZVAL(tmp);
3714: Z_UNSET_ISREF_P(tmp);
3715: Z_SET_REFCOUNT_P(tmp, 0);
3716: ZVAL_STRING(tmp, value, 1);
3717: zend_update_property(scope, object, name, name_length, tmp TSRMLS_CC);
3718: }
3719: /* }}} */
3720:
3721: ZEND_API void zend_update_property_stringl(zend_class_entry *scope, zval *object, const char *name, int name_length, const char *value, int value_len TSRMLS_DC) /* {{{ */
3722: {
3723: zval *tmp;
3724:
3725: ALLOC_ZVAL(tmp);
3726: Z_UNSET_ISREF_P(tmp);
3727: Z_SET_REFCOUNT_P(tmp, 0);
3728: ZVAL_STRINGL(tmp, value, value_len, 1);
3729: zend_update_property(scope, object, name, name_length, tmp TSRMLS_CC);
3730: }
3731: /* }}} */
3732:
3733: ZEND_API int zend_update_static_property(zend_class_entry *scope, const char *name, int name_length, zval *value TSRMLS_DC) /* {{{ */
3734: {
3735: zval **property;
3736: zend_class_entry *old_scope = EG(scope);
3737:
3738: EG(scope) = scope;
3739: property = zend_std_get_static_property(scope, name, name_length, 0, NULL TSRMLS_CC);
3740: EG(scope) = old_scope;
3741: if (!property) {
3742: return FAILURE;
3743: } else {
3744: if (*property != value) {
3745: if (PZVAL_IS_REF(*property)) {
3746: zval_dtor(*property);
3747: Z_TYPE_PP(property) = Z_TYPE_P(value);
3748: (*property)->value = value->value;
3749: if (Z_REFCOUNT_P(value) > 0) {
3750: zval_copy_ctor(*property);
3751: } else {
3752: efree(value);
3753: }
3754: } else {
3755: zval *garbage = *property;
3756:
3757: Z_ADDREF_P(value);
3758: if (PZVAL_IS_REF(value)) {
3759: SEPARATE_ZVAL(&value);
3760: }
3761: *property = value;
3762: zval_ptr_dtor(&garbage);
3763: }
3764: }
3765: return SUCCESS;
3766: }
3767: }
3768: /* }}} */
3769:
3770: ZEND_API int zend_update_static_property_null(zend_class_entry *scope, const char *name, int name_length TSRMLS_DC) /* {{{ */
3771: {
3772: zval *tmp;
3773:
3774: ALLOC_ZVAL(tmp);
3775: Z_UNSET_ISREF_P(tmp);
3776: Z_SET_REFCOUNT_P(tmp, 0);
3777: ZVAL_NULL(tmp);
3778: return zend_update_static_property(scope, name, name_length, tmp TSRMLS_CC);
3779: }
3780: /* }}} */
3781:
3782: ZEND_API int zend_update_static_property_bool(zend_class_entry *scope, const char *name, int name_length, long value TSRMLS_DC) /* {{{ */
3783: {
3784: zval *tmp;
3785:
3786: ALLOC_ZVAL(tmp);
3787: Z_UNSET_ISREF_P(tmp);
3788: Z_SET_REFCOUNT_P(tmp, 0);
3789: ZVAL_BOOL(tmp, value);
3790: return zend_update_static_property(scope, name, name_length, tmp TSRMLS_CC);
3791: }
3792: /* }}} */
3793:
3794: ZEND_API int zend_update_static_property_long(zend_class_entry *scope, const char *name, int name_length, long value TSRMLS_DC) /* {{{ */
3795: {
3796: zval *tmp;
3797:
3798: ALLOC_ZVAL(tmp);
3799: Z_UNSET_ISREF_P(tmp);
3800: Z_SET_REFCOUNT_P(tmp, 0);
3801: ZVAL_LONG(tmp, value);
3802: return zend_update_static_property(scope, name, name_length, tmp TSRMLS_CC);
3803: }
3804: /* }}} */
3805:
3806: ZEND_API int zend_update_static_property_double(zend_class_entry *scope, const char *name, int name_length, double value TSRMLS_DC) /* {{{ */
3807: {
3808: zval *tmp;
3809:
3810: ALLOC_ZVAL(tmp);
3811: Z_UNSET_ISREF_P(tmp);
3812: Z_SET_REFCOUNT_P(tmp, 0);
3813: ZVAL_DOUBLE(tmp, value);
3814: return zend_update_static_property(scope, name, name_length, tmp TSRMLS_CC);
3815: }
3816: /* }}} */
3817:
3818: ZEND_API int zend_update_static_property_string(zend_class_entry *scope, const char *name, int name_length, const char *value TSRMLS_DC) /* {{{ */
3819: {
3820: zval *tmp;
3821:
3822: ALLOC_ZVAL(tmp);
3823: Z_UNSET_ISREF_P(tmp);
3824: Z_SET_REFCOUNT_P(tmp, 0);
3825: ZVAL_STRING(tmp, value, 1);
3826: return zend_update_static_property(scope, name, name_length, tmp TSRMLS_CC);
3827: }
3828: /* }}} */
3829:
3830: ZEND_API int zend_update_static_property_stringl(zend_class_entry *scope, const char *name, int name_length, const char *value, int value_len TSRMLS_DC) /* {{{ */
3831: {
3832: zval *tmp;
3833:
3834: ALLOC_ZVAL(tmp);
3835: Z_UNSET_ISREF_P(tmp);
3836: Z_SET_REFCOUNT_P(tmp, 0);
3837: ZVAL_STRINGL(tmp, value, value_len, 1);
3838: return zend_update_static_property(scope, name, name_length, tmp TSRMLS_CC);
3839: }
3840: /* }}} */
3841:
3842: ZEND_API zval *zend_read_property(zend_class_entry *scope, zval *object, const char *name, int name_length, zend_bool silent TSRMLS_DC) /* {{{ */
3843: {
3844: zval *property, *value;
3845: zend_class_entry *old_scope = EG(scope);
3846:
3847: EG(scope) = scope;
3848:
3849: if (!Z_OBJ_HT_P(object)->read_property) {
3850: const char *class_name;
3851: zend_uint class_name_len;
3852:
3853: zend_get_object_classname(object, &class_name, &class_name_len TSRMLS_CC);
3854: zend_error(E_CORE_ERROR, "Property %s of class %s cannot be read", name, class_name);
3855: }
3856:
3857: MAKE_STD_ZVAL(property);
3858: ZVAL_STRINGL(property, name, name_length, 1);
3859: value = Z_OBJ_HT_P(object)->read_property(object, property, silent?BP_VAR_IS:BP_VAR_R, 0 TSRMLS_CC);
3860: zval_ptr_dtor(&property);
3861:
3862: EG(scope) = old_scope;
3863: return value;
3864: }
3865: /* }}} */
3866:
3867: ZEND_API zval *zend_read_static_property(zend_class_entry *scope, const char *name, int name_length, zend_bool silent TSRMLS_DC) /* {{{ */
3868: {
3869: zval **property;
3870: zend_class_entry *old_scope = EG(scope);
3871:
3872: EG(scope) = scope;
3873: property = zend_std_get_static_property(scope, name, name_length, silent, NULL TSRMLS_CC);
3874: EG(scope) = old_scope;
3875:
3876: return property?*property:NULL;
3877: }
3878: /* }}} */
3879:
3880: ZEND_API void zend_save_error_handling(zend_error_handling *current TSRMLS_DC) /* {{{ */
3881: {
3882: current->handling = EG(error_handling);
3883: current->exception = EG(exception_class);
3884: current->user_handler = EG(user_error_handler);
3885: if (current->user_handler) {
3886: Z_ADDREF_P(current->user_handler);
3887: }
3888: }
3889: /* }}} */
3890:
3891: ZEND_API void zend_replace_error_handling(zend_error_handling_t error_handling, zend_class_entry *exception_class, zend_error_handling *current TSRMLS_DC) /* {{{ */
3892: {
3893: if (current) {
3894: zend_save_error_handling(current TSRMLS_CC);
3895: if (error_handling != EH_NORMAL && EG(user_error_handler)) {
3896: zval_ptr_dtor(&EG(user_error_handler));
3897: EG(user_error_handler) = NULL;
3898: }
3899: }
3900: EG(error_handling) = error_handling;
3901: EG(exception_class) = error_handling == EH_THROW ? exception_class : NULL;
3902: }
3903: /* }}} */
3904:
3905: ZEND_API void zend_restore_error_handling(zend_error_handling *saved TSRMLS_DC) /* {{{ */
3906: {
3907: EG(error_handling) = saved->handling;
3908: EG(exception_class) = saved->handling == EH_THROW ? saved->exception : NULL;
3909: if (saved->user_handler && saved->user_handler != EG(user_error_handler)) {
3910: if (EG(user_error_handler)) {
3911: zval_ptr_dtor(&EG(user_error_handler));
3912: }
3913: EG(user_error_handler) = saved->user_handler;
3914: } else if (saved->user_handler) {
3915: zval_ptr_dtor(&saved->user_handler);
3916: }
3917: saved->user_handler = NULL;
3918: }
3919: /* }}} */
3920:
3921: ZEND_API const char* zend_find_alias_name(zend_class_entry *ce, const char *name, zend_uint len) /* {{{ */
3922: {
3923: zend_trait_alias *alias, **alias_ptr;
3924:
3925: if ((alias_ptr = ce->trait_aliases)) {
3926: alias = *alias_ptr;
3927: while (alias) {
3928: if (alias->alias_len == len &&
3929: !strncasecmp(name, alias->alias, alias->alias_len)) {
3930: return alias->alias;
3931: }
3932: alias_ptr++;
3933: alias = *alias_ptr;
3934: }
3935: }
3936:
3937: return name;
3938: }
3939: /* }}} */
3940:
3941: ZEND_API const char* zend_resolve_method_name(zend_class_entry *ce, zend_function *f) /* {{{ */
3942: {
3943: zend_function *func;
3944: HashPosition iterator;
3945: HashTable *function_table;
3946:
3947: if (f->common.type != ZEND_USER_FUNCTION ||
3948: *(f->op_array.refcount) < 2 ||
3949: !f->common.scope ||
3950: !f->common.scope->trait_aliases) {
3951: return f->common.function_name;
3952: }
3953:
3954: function_table = &ce->function_table;
3955: zend_hash_internal_pointer_reset_ex(function_table, &iterator);
3956: while (zend_hash_get_current_data_ex(function_table, (void **)&func, &iterator) == SUCCESS) {
3957: if (func == f) {
3958: char *name;
3959: uint len;
3960: ulong idx;
3961:
3962: if (zend_hash_get_current_key_ex(function_table, &name, &len, &idx, 0, &iterator) != HASH_KEY_IS_STRING) {
3963: return f->common.function_name;
3964: }
3965: --len;
3966: if (len == strlen(f->common.function_name) &&
3967: !strncasecmp(name, f->common.function_name, len)) {
3968: return f->common.function_name;
3969: }
3970: return zend_find_alias_name(f->common.scope, name, len);
3971: }
3972: zend_hash_move_forward_ex(function_table, &iterator);
3973: }
3974: return f->common.function_name;
3975: }
3976: /* }}} */
3977:
3978: /*
3979: * Local variables:
3980: * tab-width: 4
3981: * c-basic-offset: 4
3982: * indent-tabs-mode: t
3983: * End:
3984: */
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