xref: /php-src/Zend/zend.c (revision da0663a3)
1 /*
2    +----------------------------------------------------------------------+
3    | Zend Engine                                                          |
4    +----------------------------------------------------------------------+
5    | Copyright (c) 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@php.net>                                 |
16    |          Zeev Suraski <zeev@php.net>                                 |
17    +----------------------------------------------------------------------+
18 */
19 
20 #include "zend.h"
21 #include "zend_extensions.h"
22 #include "zend_modules.h"
23 #include "zend_constants.h"
24 #include "zend_list.h"
25 #include "zend_API.h"
26 #include "zend_exceptions.h"
27 #include "zend_builtin_functions.h"
28 #include "zend_ini.h"
29 #include "zend_vm.h"
30 #include "zend_dtrace.h"
31 #include "zend_virtual_cwd.h"
32 #include "zend_smart_str.h"
33 #include "zend_smart_string.h"
34 #include "zend_cpuinfo.h"
35 #include "zend_attributes.h"
36 #include "zend_observer.h"
37 
38 static size_t global_map_ptr_last = 0;
39 
40 #ifdef ZTS
41 ZEND_API int compiler_globals_id;
42 ZEND_API int executor_globals_id;
43 ZEND_API size_t compiler_globals_offset;
44 ZEND_API size_t executor_globals_offset;
45 static HashTable *global_function_table = NULL;
46 static HashTable *global_class_table = NULL;
47 static HashTable *global_constants_table = NULL;
48 static HashTable *global_auto_globals_table = NULL;
49 static HashTable *global_persistent_list = NULL;
50 ZEND_TSRMLS_CACHE_DEFINE()
51 # define GLOBAL_FUNCTION_TABLE		global_function_table
52 # define GLOBAL_CLASS_TABLE			global_class_table
53 # define GLOBAL_CONSTANTS_TABLE		global_constants_table
54 # define GLOBAL_AUTO_GLOBALS_TABLE	global_auto_globals_table
55 #else
56 # define GLOBAL_FUNCTION_TABLE		CG(function_table)
57 # define GLOBAL_CLASS_TABLE			CG(class_table)
58 # define GLOBAL_AUTO_GLOBALS_TABLE	CG(auto_globals)
59 # define GLOBAL_CONSTANTS_TABLE		EG(zend_constants)
60 #endif
61 
62 ZEND_API zend_utility_values zend_uv;
63 ZEND_API zend_bool zend_dtrace_enabled;
64 
65 /* version information */
66 static char *zend_version_info;
67 static uint32_t zend_version_info_length;
68 #define ZEND_CORE_VERSION_INFO	"Zend Engine v" ZEND_VERSION ", Copyright (c) Zend Technologies\n"
69 #define PRINT_ZVAL_INDENT 4
70 
71 /* true multithread-shared globals */
72 ZEND_API zend_class_entry *zend_standard_class_def = NULL;
73 ZEND_API size_t (*zend_printf)(const char *format, ...);
74 ZEND_API zend_write_func_t zend_write;
75 ZEND_API FILE *(*zend_fopen)(const char *filename, zend_string **opened_path);
76 ZEND_API zend_result (*zend_stream_open_function)(const char *filename, zend_file_handle *handle);
77 ZEND_API void (*zend_ticks_function)(int ticks);
78 ZEND_API void (*zend_interrupt_function)(zend_execute_data *execute_data);
79 ZEND_API void (*zend_error_cb)(int type, const char *error_filename, const uint32_t error_lineno, zend_string *message);
80 void (*zend_printf_to_smart_string)(smart_string *buf, const char *format, va_list ap);
81 void (*zend_printf_to_smart_str)(smart_str *buf, const char *format, va_list ap);
82 ZEND_API char *(*zend_getenv)(const char *name, size_t name_len);
83 ZEND_API zend_string *(*zend_resolve_path)(const char *filename, size_t filename_len);
84 ZEND_API zend_result (*zend_post_startup_cb)(void) = NULL;
85 ZEND_API void (*zend_post_shutdown_cb)(void) = NULL;
86 ZEND_API zend_result (*zend_preload_autoload)(zend_string *filename) = NULL;
87 
88 /* This callback must be signal handler safe! */
89 void (*zend_on_timeout)(int seconds);
90 
91 static void (*zend_message_dispatcher_p)(zend_long message, const void *data);
92 static zval *(*zend_get_configuration_directive_p)(zend_string *name);
93 
94 #if ZEND_RC_DEBUG
95 ZEND_API zend_bool zend_rc_debug = 0;
96 #endif
97 
98 static ZEND_INI_MH(OnUpdateErrorReporting) /* {{{ */
99 {
100 	if (!new_value) {
101 		EG(error_reporting) = E_ALL;
102 	} else {
103 		EG(error_reporting) = atoi(ZSTR_VAL(new_value));
104 	}
105 	return SUCCESS;
106 }
107 /* }}} */
108 
109 static ZEND_INI_MH(OnUpdateGCEnabled) /* {{{ */
110 {
111 	zend_bool val;
112 
113 	val = zend_ini_parse_bool(new_value);
114 	gc_enable(val);
115 
116 	return SUCCESS;
117 }
118 /* }}} */
119 
120 static ZEND_INI_DISP(zend_gc_enabled_displayer_cb) /* {{{ */
121 {
122 	if (gc_enabled()) {
123 		ZEND_PUTS("On");
124 	} else {
125 		ZEND_PUTS("Off");
126 	}
127 }
128 /* }}} */
129 
130 
131 static ZEND_INI_MH(OnUpdateScriptEncoding) /* {{{ */
132 {
133 	if (!CG(multibyte)) {
134 		return FAILURE;
135 	}
136 	if (!zend_multibyte_get_functions()) {
137 		return SUCCESS;
138 	}
139 	return zend_multibyte_set_script_encoding_by_string(new_value ? ZSTR_VAL(new_value) : NULL, new_value ? ZSTR_LEN(new_value) : 0);
140 }
141 /* }}} */
142 
143 static ZEND_INI_MH(OnUpdateAssertions) /* {{{ */
144 {
145 	zend_long *p = (zend_long *) ZEND_INI_GET_ADDR();
146 
147 	zend_long val = zend_atol(ZSTR_VAL(new_value), ZSTR_LEN(new_value));
148 
149 	if (stage != ZEND_INI_STAGE_STARTUP &&
150 	    stage != ZEND_INI_STAGE_SHUTDOWN &&
151 	    *p != val &&
152 	    (*p < 0 || val < 0)) {
153 		zend_error(E_WARNING, "zend.assertions may be completely enabled or disabled only in php.ini");
154 		return FAILURE;
155 	}
156 
157 	*p = val;
158 	return SUCCESS;
159 }
160 /* }}} */
161 
162 static ZEND_INI_MH(OnSetExceptionStringParamMaxLen) /* {{{ */
163 {
164 	zend_long i;
165 
166 	ZEND_ATOL(i, ZSTR_VAL(new_value));
167 	if (i >= 0 && i <= 1000000) {
168 		EG(exception_string_param_max_len) = i;
169 		return SUCCESS;
170 	} else {
171 		return FAILURE;
172 	}
173 }
174 /* }}} */
175 
176 #if ZEND_DEBUG
177 # define SIGNAL_CHECK_DEFAULT "1"
178 #else
179 # define SIGNAL_CHECK_DEFAULT "0"
180 #endif
181 
182 ZEND_INI_BEGIN()
183 	ZEND_INI_ENTRY("error_reporting",				NULL,		ZEND_INI_ALL,		OnUpdateErrorReporting)
184 	STD_ZEND_INI_ENTRY("zend.assertions",				"1",    ZEND_INI_ALL,       OnUpdateAssertions,           assertions,   zend_executor_globals,  executor_globals)
185 	ZEND_INI_ENTRY3_EX("zend.enable_gc",				"1",	ZEND_INI_ALL,		OnUpdateGCEnabled, NULL, NULL, NULL, zend_gc_enabled_displayer_cb)
186  	STD_ZEND_INI_BOOLEAN("zend.multibyte", "0", ZEND_INI_PERDIR, OnUpdateBool, multibyte,      zend_compiler_globals, compiler_globals)
187  	ZEND_INI_ENTRY("zend.script_encoding",			NULL,		ZEND_INI_ALL,		OnUpdateScriptEncoding)
188  	STD_ZEND_INI_BOOLEAN("zend.detect_unicode",			"1",	ZEND_INI_ALL,		OnUpdateBool, detect_unicode, zend_compiler_globals, compiler_globals)
189 #ifdef ZEND_SIGNALS
190 	STD_ZEND_INI_BOOLEAN("zend.signal_check", SIGNAL_CHECK_DEFAULT, ZEND_INI_SYSTEM, OnUpdateBool, check, zend_signal_globals_t, zend_signal_globals)
191 #endif
192 	STD_ZEND_INI_BOOLEAN("zend.exception_ignore_args",	"0",	ZEND_INI_ALL,		OnUpdateBool, exception_ignore_args, zend_executor_globals, executor_globals)
193 	STD_ZEND_INI_ENTRY("zend.exception_string_param_max_len",	"15",	ZEND_INI_ALL,	OnSetExceptionStringParamMaxLen,	exception_string_param_max_len,		zend_executor_globals,	executor_globals)
194 ZEND_INI_END()
195 
196 ZEND_API size_t zend_vspprintf(char **pbuf, size_t max_len, const char *format, va_list ap) /* {{{ */
197 {
198 	smart_string buf = {0};
199 
200 	/* since there are places where (v)spprintf called without checking for null,
201 	   a bit of defensive coding here */
202 	if (!pbuf) {
203 		return 0;
204 	}
205 
206 	zend_printf_to_smart_string(&buf, format, ap);
207 
208 	if (max_len && buf.len > max_len) {
209 		buf.len = max_len;
210 	}
211 
212 	smart_string_0(&buf);
213 
214 	if (buf.c) {
215 		*pbuf = buf.c;
216 		return buf.len;
217 	} else {
218 		*pbuf = estrndup("", 0);
219 		return 0;
220 	}
221 }
222 /* }}} */
223 
224 ZEND_API size_t zend_spprintf(char **message, size_t max_len, const char *format, ...) /* {{{ */
225 {
226 	va_list arg;
227 	size_t len;
228 
229 	va_start(arg, format);
230 	len = zend_vspprintf(message, max_len, format, arg);
231 	va_end(arg);
232 	return len;
233 }
234 /* }}} */
235 
236 ZEND_API size_t zend_spprintf_unchecked(char **message, size_t max_len, const char *format, ...) /* {{{ */
237 {
238 	va_list arg;
239 	size_t len;
240 
241 	va_start(arg, format);
242 	len = zend_vspprintf(message, max_len, format, arg);
243 	va_end(arg);
244 	return len;
245 }
246 /* }}} */
247 
248 ZEND_API zend_string *zend_vstrpprintf(size_t max_len, const char *format, va_list ap) /* {{{ */
249 {
250 	smart_str buf = {0};
251 
252 	zend_printf_to_smart_str(&buf, format, ap);
253 
254 	if (!buf.s) {
255 		return ZSTR_EMPTY_ALLOC();
256 	}
257 
258 	if (max_len && ZSTR_LEN(buf.s) > max_len) {
259 		ZSTR_LEN(buf.s) = max_len;
260 	}
261 
262 	smart_str_0(&buf);
263 	return buf.s;
264 }
265 /* }}} */
266 
267 ZEND_API zend_string *zend_strpprintf(size_t max_len, const char *format, ...) /* {{{ */
268 {
269 	va_list arg;
270 	zend_string *str;
271 
272 	va_start(arg, format);
273 	str = zend_vstrpprintf(max_len, format, arg);
274 	va_end(arg);
275 	return str;
276 }
277 /* }}} */
278 
279 ZEND_API zend_string *zend_strpprintf_unchecked(size_t max_len, const char *format, ...) /* {{{ */
280 {
281 	va_list arg;
282 	zend_string *str;
283 
284 	va_start(arg, format);
285 	str = zend_vstrpprintf(max_len, format, arg);
286 	va_end(arg);
287 	return str;
288 }
289 /* }}} */
290 
291 static void zend_print_zval_r_to_buf(smart_str *buf, zval *expr, int indent);
292 
293 static void print_hash(smart_str *buf, HashTable *ht, int indent, zend_bool is_object) /* {{{ */
294 {
295 	zval *tmp;
296 	zend_string *string_key;
297 	zend_ulong num_key;
298 	int i;
299 
300 	for (i = 0; i < indent; i++) {
301 		smart_str_appendc(buf, ' ');
302 	}
303 	smart_str_appends(buf, "(\n");
304 	indent += PRINT_ZVAL_INDENT;
305 	ZEND_HASH_FOREACH_KEY_VAL_IND(ht, num_key, string_key, tmp) {
306 		for (i = 0; i < indent; i++) {
307 			smart_str_appendc(buf, ' ');
308 		}
309 		smart_str_appendc(buf, '[');
310 		if (string_key) {
311 			if (is_object) {
312 				const char *prop_name, *class_name;
313 				size_t prop_len;
314 				int mangled = zend_unmangle_property_name_ex(string_key, &class_name, &prop_name, &prop_len);
315 
316 				smart_str_appendl(buf, prop_name, prop_len);
317 				if (class_name && mangled == SUCCESS) {
318 					if (class_name[0] == '*') {
319 						smart_str_appends(buf, ":protected");
320 					} else {
321 						smart_str_appends(buf, ":");
322 						smart_str_appends(buf, class_name);
323 						smart_str_appends(buf, ":private");
324 					}
325 				}
326 			} else {
327 				smart_str_append(buf, string_key);
328 			}
329 		} else {
330 			smart_str_append_long(buf, num_key);
331 		}
332 		smart_str_appends(buf, "] => ");
333 		zend_print_zval_r_to_buf(buf, tmp, indent+PRINT_ZVAL_INDENT);
334 		smart_str_appends(buf, "\n");
335 	} ZEND_HASH_FOREACH_END();
336 	indent -= PRINT_ZVAL_INDENT;
337 	for (i = 0; i < indent; i++) {
338 		smart_str_appendc(buf, ' ');
339 	}
340 	smart_str_appends(buf, ")\n");
341 }
342 /* }}} */
343 
344 static void print_flat_hash(HashTable *ht) /* {{{ */
345 {
346 	zval *tmp;
347 	zend_string *string_key;
348 	zend_ulong num_key;
349 	int i = 0;
350 
351 	ZEND_HASH_FOREACH_KEY_VAL_IND(ht, num_key, string_key, tmp) {
352 		if (i++ > 0) {
353 			ZEND_PUTS(",");
354 		}
355 		ZEND_PUTS("[");
356 		if (string_key) {
357 			ZEND_WRITE(ZSTR_VAL(string_key), ZSTR_LEN(string_key));
358 		} else {
359 			zend_printf(ZEND_ULONG_FMT, num_key);
360 		}
361 		ZEND_PUTS("] => ");
362 		zend_print_flat_zval_r(tmp);
363 	} ZEND_HASH_FOREACH_END();
364 }
365 /* }}} */
366 
367 ZEND_API bool zend_make_printable_zval(zval *expr, zval *expr_copy) /* {{{ */
368 {
369 	if (Z_TYPE_P(expr) == IS_STRING) {
370 		return 0;
371 	} else {
372 		ZVAL_STR(expr_copy, zval_get_string_func(expr));
373 		return 1;
374 	}
375 }
376 /* }}} */
377 
378 ZEND_API size_t zend_print_zval(zval *expr, int indent) /* {{{ */
379 {
380 	zend_string *tmp_str;
381 	zend_string *str = zval_get_tmp_string(expr, &tmp_str);
382 	size_t len = ZSTR_LEN(str);
383 
384 	if (len != 0) {
385 		zend_write(ZSTR_VAL(str), len);
386 	}
387 
388 	zend_tmp_string_release(tmp_str);
389 	return len;
390 }
391 /* }}} */
392 
393 ZEND_API void zend_print_flat_zval_r(zval *expr) /* {{{ */
394 {
395 	switch (Z_TYPE_P(expr)) {
396 		case IS_ARRAY:
397 			ZEND_PUTS("Array (");
398 			if (!(GC_FLAGS(Z_ARRVAL_P(expr)) & GC_IMMUTABLE)) {
399 				if (GC_IS_RECURSIVE(Z_ARRVAL_P(expr))) {
400 					ZEND_PUTS(" *RECURSION*");
401 					return;
402 				}
403 				GC_PROTECT_RECURSION(Z_ARRVAL_P(expr));
404 			}
405 			print_flat_hash(Z_ARRVAL_P(expr));
406 			ZEND_PUTS(")");
407 			GC_TRY_UNPROTECT_RECURSION(Z_ARRVAL_P(expr));
408 			break;
409 		case IS_OBJECT:
410 		{
411 			HashTable *properties;
412 			zend_string *class_name = Z_OBJ_HANDLER_P(expr, get_class_name)(Z_OBJ_P(expr));
413 			zend_printf("%s Object (", ZSTR_VAL(class_name));
414 			zend_string_release_ex(class_name, 0);
415 
416 			if (GC_IS_RECURSIVE(Z_COUNTED_P(expr))) {
417 				ZEND_PUTS(" *RECURSION*");
418 				return;
419 			}
420 
421 			properties = Z_OBJPROP_P(expr);
422 			if (properties) {
423 				GC_PROTECT_RECURSION(Z_OBJ_P(expr));
424 				print_flat_hash(properties);
425 				GC_UNPROTECT_RECURSION(Z_OBJ_P(expr));
426 			}
427 			ZEND_PUTS(")");
428 			break;
429 		}
430 		case IS_REFERENCE:
431 			zend_print_flat_zval_r(Z_REFVAL_P(expr));
432 			break;
433 		default:
434 			zend_print_zval(expr, 0);
435 			break;
436 	}
437 }
438 /* }}} */
439 
440 static void zend_print_zval_r_to_buf(smart_str *buf, zval *expr, int indent) /* {{{ */
441 {
442 	switch (Z_TYPE_P(expr)) {
443 		case IS_ARRAY:
444 			smart_str_appends(buf, "Array\n");
445 			if (!(GC_FLAGS(Z_ARRVAL_P(expr)) & GC_IMMUTABLE)) {
446 				if (GC_IS_RECURSIVE(Z_ARRVAL_P(expr))) {
447 					smart_str_appends(buf, " *RECURSION*");
448 					return;
449 				}
450 				GC_PROTECT_RECURSION(Z_ARRVAL_P(expr));
451 			}
452 			print_hash(buf, Z_ARRVAL_P(expr), indent, 0);
453 			GC_TRY_UNPROTECT_RECURSION(Z_ARRVAL_P(expr));
454 			break;
455 		case IS_OBJECT:
456 			{
457 				HashTable *properties;
458 
459 				zend_string *class_name = Z_OBJ_HANDLER_P(expr, get_class_name)(Z_OBJ_P(expr));
460 				smart_str_appends(buf, ZSTR_VAL(class_name));
461 				zend_string_release_ex(class_name, 0);
462 
463 				smart_str_appends(buf, " Object\n");
464 				if (GC_IS_RECURSIVE(Z_OBJ_P(expr))) {
465 					smart_str_appends(buf, " *RECURSION*");
466 					return;
467 				}
468 
469 				if ((properties = zend_get_properties_for(expr, ZEND_PROP_PURPOSE_DEBUG)) == NULL) {
470 					break;
471 				}
472 
473 				GC_PROTECT_RECURSION(Z_OBJ_P(expr));
474 				print_hash(buf, properties, indent, 1);
475 				GC_UNPROTECT_RECURSION(Z_OBJ_P(expr));
476 
477 				zend_release_properties(properties);
478 				break;
479 			}
480 		case IS_LONG:
481 			smart_str_append_long(buf, Z_LVAL_P(expr));
482 			break;
483 		case IS_REFERENCE:
484 			zend_print_zval_r_to_buf(buf, Z_REFVAL_P(expr), indent);
485 			break;
486 		case IS_STRING:
487 			smart_str_append(buf, Z_STR_P(expr));
488 			break;
489 		default:
490 			{
491 				zend_string *str = zval_get_string_func(expr);
492 				smart_str_append(buf, str);
493 				zend_string_release_ex(str, 0);
494 			}
495 			break;
496 	}
497 }
498 /* }}} */
499 
500 ZEND_API zend_string *zend_print_zval_r_to_str(zval *expr, int indent) /* {{{ */
501 {
502 	smart_str buf = {0};
503 	zend_print_zval_r_to_buf(&buf, expr, indent);
504 	smart_str_0(&buf);
505 	return buf.s;
506 }
507 /* }}} */
508 
509 ZEND_API void zend_print_zval_r(zval *expr, int indent) /* {{{ */
510 {
511 	zend_string *str = zend_print_zval_r_to_str(expr, indent);
512 	zend_write(ZSTR_VAL(str), ZSTR_LEN(str));
513 	zend_string_release_ex(str, 0);
514 }
515 /* }}} */
516 
517 static FILE *zend_fopen_wrapper(const char *filename, zend_string **opened_path) /* {{{ */
518 {
519 	if (opened_path) {
520 		*opened_path = zend_string_init(filename, strlen(filename), 0);
521 	}
522 	return fopen(filename, "rb");
523 }
524 /* }}} */
525 
526 #ifdef ZTS
527 static zend_bool short_tags_default      = 1;
528 static uint32_t compiler_options_default = ZEND_COMPILE_DEFAULT;
529 #else
530 # define short_tags_default			1
531 # define compiler_options_default	ZEND_COMPILE_DEFAULT
532 #endif
533 
534 static void zend_set_default_compile_time_values(void) /* {{{ */
535 {
536 	/* default compile-time values */
537 	CG(short_tags) = short_tags_default;
538 	CG(compiler_options) = compiler_options_default;
539 
540 	CG(rtd_key_counter) = 0;
541 }
542 /* }}} */
543 
544 #ifdef ZEND_WIN32
545 static void zend_get_windows_version_info(OSVERSIONINFOEX *osvi) /* {{{ */
546 {
547 	ZeroMemory(osvi, sizeof(OSVERSIONINFOEX));
548 	osvi->dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX);
549 	if(!GetVersionEx((OSVERSIONINFO *) osvi)) {
550 		ZEND_UNREACHABLE(); /* Should not happen as sizeof is used. */
551 	}
552 }
553 /* }}} */
554 #endif
555 
556 static void zend_init_exception_op(void) /* {{{ */
557 {
558 	memset(EG(exception_op), 0, sizeof(EG(exception_op)));
559 	EG(exception_op)[0].opcode = ZEND_HANDLE_EXCEPTION;
560 	ZEND_VM_SET_OPCODE_HANDLER(EG(exception_op));
561 	EG(exception_op)[1].opcode = ZEND_HANDLE_EXCEPTION;
562 	ZEND_VM_SET_OPCODE_HANDLER(EG(exception_op)+1);
563 	EG(exception_op)[2].opcode = ZEND_HANDLE_EXCEPTION;
564 	ZEND_VM_SET_OPCODE_HANDLER(EG(exception_op)+2);
565 }
566 /* }}} */
567 
568 static void zend_init_call_trampoline_op(void) /* {{{ */
569 {
570 	memset(&EG(call_trampoline_op), 0, sizeof(EG(call_trampoline_op)));
571 	EG(call_trampoline_op).opcode = ZEND_CALL_TRAMPOLINE;
572 	ZEND_VM_SET_OPCODE_HANDLER(&EG(call_trampoline_op));
573 }
574 /* }}} */
575 
576 static void auto_global_dtor(zval *zv) /* {{{ */
577 {
578 	free(Z_PTR_P(zv));
579 }
580 /* }}} */
581 
582 #ifdef ZTS
583 static void function_copy_ctor(zval *zv) /* {{{ */
584 {
585 	zend_function *old_func = Z_FUNC_P(zv);
586 	zend_function *func;
587 
588 	if (old_func->type == ZEND_USER_FUNCTION) {
589 		ZEND_ASSERT(old_func->op_array.fn_flags & ZEND_ACC_IMMUTABLE);
590 		return;
591 	}
592 	func = pemalloc(sizeof(zend_internal_function), 1);
593 	Z_FUNC_P(zv) = func;
594 	memcpy(func, old_func, sizeof(zend_internal_function));
595 	function_add_ref(func);
596 	if ((old_func->common.fn_flags & (ZEND_ACC_HAS_RETURN_TYPE|ZEND_ACC_HAS_TYPE_HINTS))
597 	 && old_func->common.arg_info) {
598 		uint32_t i;
599 		uint32_t num_args = old_func->common.num_args + 1;
600 		zend_arg_info *arg_info = old_func->common.arg_info - 1;
601 		zend_arg_info *new_arg_info;
602 
603 		if (old_func->common.fn_flags & ZEND_ACC_VARIADIC) {
604 			num_args++;
605 		}
606 		new_arg_info = pemalloc(sizeof(zend_arg_info) * num_args, 1);
607 		memcpy(new_arg_info, arg_info, sizeof(zend_arg_info) * num_args);
608 		for (i = 0 ; i < num_args; i++) {
609 			if (ZEND_TYPE_HAS_LIST(arg_info[i].type)) {
610 				zend_type_list *old_list = ZEND_TYPE_LIST(arg_info[i].type);
611 				zend_type_list *new_list = pemalloc(ZEND_TYPE_LIST_SIZE(old_list->num_types), 1);
612 				memcpy(new_list, old_list, ZEND_TYPE_LIST_SIZE(old_list->num_types));
613 				ZEND_TYPE_SET_PTR(new_arg_info[i].type, new_list);
614 
615 				zend_type *list_type;
616 				ZEND_TYPE_LIST_FOREACH(new_list, list_type) {
617 					zend_string *name = zend_string_dup(ZEND_TYPE_NAME(*list_type), 1);
618 					ZEND_TYPE_SET_PTR(*list_type, name);
619 				} ZEND_TYPE_LIST_FOREACH_END();
620 			} else if (ZEND_TYPE_HAS_NAME(arg_info[i].type)) {
621 				zend_string *name = zend_string_dup(ZEND_TYPE_NAME(arg_info[i].type), 1);
622 				ZEND_TYPE_SET_PTR(new_arg_info[i].type, name);
623 			}
624 		}
625 		func->common.arg_info = new_arg_info + 1;
626 	}
627 }
628 /* }}} */
629 
630 static void auto_global_copy_ctor(zval *zv) /* {{{ */
631 {
632 	zend_auto_global *old_ag = (zend_auto_global *) Z_PTR_P(zv);
633 	zend_auto_global *new_ag = pemalloc(sizeof(zend_auto_global), 1);
634 
635 	new_ag->name = old_ag->name;
636 	new_ag->auto_global_callback = old_ag->auto_global_callback;
637 	new_ag->jit = old_ag->jit;
638 
639 	Z_PTR_P(zv) = new_ag;
640 }
641 /* }}} */
642 
643 static void compiler_globals_ctor(zend_compiler_globals *compiler_globals) /* {{{ */
644 {
645 	compiler_globals->compiled_filename = NULL;
646 
647 	compiler_globals->function_table = (HashTable *) malloc(sizeof(HashTable));
648 	zend_hash_init(compiler_globals->function_table, 1024, NULL, ZEND_FUNCTION_DTOR, 1);
649 	zend_hash_copy(compiler_globals->function_table, global_function_table, function_copy_ctor);
650 
651 	compiler_globals->class_table = (HashTable *) malloc(sizeof(HashTable));
652 	zend_hash_init(compiler_globals->class_table, 64, NULL, ZEND_CLASS_DTOR, 1);
653 	zend_hash_copy(compiler_globals->class_table, global_class_table, zend_class_add_ref);
654 
655 	zend_set_default_compile_time_values();
656 
657 	compiler_globals->auto_globals = (HashTable *) malloc(sizeof(HashTable));
658 	zend_hash_init(compiler_globals->auto_globals, 8, NULL, auto_global_dtor, 1);
659 	zend_hash_copy(compiler_globals->auto_globals, global_auto_globals_table, auto_global_copy_ctor);
660 
661 	compiler_globals->script_encoding_list = NULL;
662 
663 #if ZEND_MAP_PTR_KIND == ZEND_MAP_PTR_KIND_PTR_OR_OFFSET
664 	/* Map region is going to be created and resized at run-time. */
665 	ZEND_MAP_PTR_SET_REAL_BASE(compiler_globals->map_ptr_base, NULL);
666 	compiler_globals->map_ptr_size = 0;
667 	compiler_globals->map_ptr_last = global_map_ptr_last;
668 	if (compiler_globals->map_ptr_last) {
669 		/* Allocate map_ptr table */
670 		void *base;
671 		compiler_globals->map_ptr_size = ZEND_MM_ALIGNED_SIZE_EX(compiler_globals->map_ptr_last, 4096);
672 		base = pemalloc(compiler_globals->map_ptr_size * sizeof(void*), 1);
673 		ZEND_MAP_PTR_SET_REAL_BASE(compiler_globals->map_ptr_base, base);
674 		memset(base, 0, compiler_globals->map_ptr_last * sizeof(void*));
675 	}
676 #else
677 # error "Unknown ZEND_MAP_PTR_KIND"
678 #endif
679 }
680 /* }}} */
681 
682 static void compiler_globals_dtor(zend_compiler_globals *compiler_globals) /* {{{ */
683 {
684 	if (compiler_globals->function_table != GLOBAL_FUNCTION_TABLE) {
685 		zend_hash_destroy(compiler_globals->function_table);
686 		free(compiler_globals->function_table);
687 	}
688 	if (compiler_globals->class_table != GLOBAL_CLASS_TABLE) {
689 		zend_hash_destroy(compiler_globals->class_table);
690 		free(compiler_globals->class_table);
691 	}
692 	if (compiler_globals->auto_globals != GLOBAL_AUTO_GLOBALS_TABLE) {
693 		zend_hash_destroy(compiler_globals->auto_globals);
694 		free(compiler_globals->auto_globals);
695 	}
696 	if (compiler_globals->script_encoding_list) {
697 		pefree((char*)compiler_globals->script_encoding_list, 1);
698 	}
699 	if (ZEND_MAP_PTR_REAL_BASE(compiler_globals->map_ptr_base)) {
700 		free(ZEND_MAP_PTR_REAL_BASE(compiler_globals->map_ptr_base));
701 		ZEND_MAP_PTR_SET_REAL_BASE(compiler_globals->map_ptr_base, NULL);
702 		compiler_globals->map_ptr_size = 0;
703 	}
704 }
705 /* }}} */
706 
707 static void executor_globals_ctor(zend_executor_globals *executor_globals) /* {{{ */
708 {
709 	zend_startup_constants();
710 	zend_copy_constants(executor_globals->zend_constants, GLOBAL_CONSTANTS_TABLE);
711 	zend_init_rsrc_plist();
712 	zend_init_exception_op();
713 	zend_init_call_trampoline_op();
714 	memset(&executor_globals->trampoline, 0, sizeof(zend_op_array));
715 	executor_globals->lambda_count = 0;
716 	ZVAL_UNDEF(&executor_globals->user_error_handler);
717 	ZVAL_UNDEF(&executor_globals->user_exception_handler);
718 	executor_globals->in_autoload = NULL;
719 	executor_globals->current_execute_data = NULL;
720 	executor_globals->current_module = NULL;
721 	executor_globals->exit_status = 0;
722 #if XPFPA_HAVE_CW
723 	executor_globals->saved_fpu_cw = 0;
724 #endif
725 	executor_globals->saved_fpu_cw_ptr = NULL;
726 	executor_globals->active = 0;
727 	executor_globals->bailout = NULL;
728 	executor_globals->error_handling  = EH_NORMAL;
729 	executor_globals->exception_class = NULL;
730 	executor_globals->exception = NULL;
731 	executor_globals->objects_store.object_buckets = NULL;
732 #ifdef ZEND_WIN32
733 	zend_get_windows_version_info(&executor_globals->windows_version_info);
734 #endif
735 	executor_globals->flags = EG_FLAGS_INITIAL;
736 }
737 /* }}} */
738 
739 static void executor_globals_dtor(zend_executor_globals *executor_globals) /* {{{ */
740 {
741 	zend_ini_dtor(executor_globals->ini_directives);
742 
743 	if (&executor_globals->persistent_list != global_persistent_list) {
744 		zend_destroy_rsrc_list(&executor_globals->persistent_list);
745 	}
746 	if (executor_globals->zend_constants != GLOBAL_CONSTANTS_TABLE) {
747 		zend_hash_destroy(executor_globals->zend_constants);
748 		free(executor_globals->zend_constants);
749 	}
750 }
751 /* }}} */
752 
753 static void zend_new_thread_end_handler(THREAD_T thread_id) /* {{{ */
754 {
755 	zend_copy_ini_directives();
756 	zend_ini_refresh_caches(ZEND_INI_STAGE_STARTUP);
757 }
758 /* }}} */
759 #endif
760 
761 #if defined(__FreeBSD__) || defined(__DragonFly__)
762 /* FreeBSD and DragonFly floating point precision fix */
763 #include <floatingpoint.h>
764 #endif
765 
766 static void ini_scanner_globals_ctor(zend_ini_scanner_globals *scanner_globals_p) /* {{{ */
767 {
768 	memset(scanner_globals_p, 0, sizeof(*scanner_globals_p));
769 }
770 /* }}} */
771 
772 static void php_scanner_globals_ctor(zend_php_scanner_globals *scanner_globals_p) /* {{{ */
773 {
774 	memset(scanner_globals_p, 0, sizeof(*scanner_globals_p));
775 }
776 /* }}} */
777 
778 static void module_destructor_zval(zval *zv) /* {{{ */
779 {
780 	zend_module_entry *module = (zend_module_entry*)Z_PTR_P(zv);
781 
782 	module_destructor(module);
783 	free(module);
784 }
785 /* }}} */
786 
787 static zend_bool php_auto_globals_create_globals(zend_string *name) /* {{{ */
788 {
789 	zval globals;
790 
791 	/* IS_ARRAY, but with ref-counter 1 and not IS_TYPE_REFCOUNTED */
792 	ZVAL_ARR(&globals, &EG(symbol_table));
793 	Z_TYPE_FLAGS_P(&globals) = 0;
794 	ZVAL_NEW_REF(&globals, &globals);
795 	zend_hash_update(&EG(symbol_table), name, &globals);
796 	return 0;
797 }
798 /* }}} */
799 
800 void zend_startup(zend_utility_functions *utility_functions) /* {{{ */
801 {
802 #ifdef ZTS
803 	zend_compiler_globals *compiler_globals;
804 	zend_executor_globals *executor_globals;
805 	extern ZEND_API ts_rsrc_id ini_scanner_globals_id;
806 	extern ZEND_API ts_rsrc_id language_scanner_globals_id;
807 #else
808 	extern zend_ini_scanner_globals ini_scanner_globals;
809 	extern zend_php_scanner_globals language_scanner_globals;
810 #endif
811 
812 	zend_cpu_startup();
813 
814 #ifdef ZEND_WIN32
815 	php_win32_cp_set_by_id(65001);
816 #endif
817 
818 	start_memory_manager();
819 
820 	virtual_cwd_startup(); /* Could use shutdown to free the main cwd but it would just slow it down for CGI */
821 
822 #if defined(__FreeBSD__) || defined(__DragonFly__)
823 	/* FreeBSD and DragonFly floating point precision fix */
824 	fpsetmask(0);
825 #endif
826 
827 	zend_startup_strtod();
828 	zend_startup_extensions_mechanism();
829 
830 	/* Set up utility functions and values */
831 	zend_error_cb = utility_functions->error_function;
832 	zend_printf = utility_functions->printf_function;
833 	zend_write = utility_functions->write_function;
834 	zend_fopen = utility_functions->fopen_function;
835 	if (!zend_fopen) {
836 		zend_fopen = zend_fopen_wrapper;
837 	}
838 	zend_stream_open_function = utility_functions->stream_open_function;
839 	zend_message_dispatcher_p = utility_functions->message_handler;
840 	zend_get_configuration_directive_p = utility_functions->get_configuration_directive;
841 	zend_ticks_function = utility_functions->ticks_function;
842 	zend_on_timeout = utility_functions->on_timeout;
843 	zend_printf_to_smart_string = utility_functions->printf_to_smart_string_function;
844 	zend_printf_to_smart_str = utility_functions->printf_to_smart_str_function;
845 	zend_getenv = utility_functions->getenv_function;
846 	zend_resolve_path = utility_functions->resolve_path_function;
847 
848 	zend_interrupt_function = NULL;
849 
850 #ifdef HAVE_DTRACE
851 /* build with dtrace support */
852 	{
853 		char *tmp = getenv("USE_ZEND_DTRACE");
854 
855 		if (tmp && zend_atoi(tmp, 0)) {
856 			zend_dtrace_enabled = 1;
857 			zend_compile_file = dtrace_compile_file;
858 			zend_execute_ex = dtrace_execute_ex;
859 			zend_execute_internal = dtrace_execute_internal;
860 
861 			zend_observer_error_register(dtrace_error_notify_cb);
862 		} else {
863 			zend_compile_file = compile_file;
864 			zend_execute_ex = execute_ex;
865 			zend_execute_internal = NULL;
866 		}
867 	}
868 #else
869 	zend_compile_file = compile_file;
870 	zend_execute_ex = execute_ex;
871 	zend_execute_internal = NULL;
872 #endif /* HAVE_DTRACE */
873 	zend_compile_string = compile_string;
874 	zend_throw_exception_hook = NULL;
875 
876 	/* Set up the default garbage collection implementation. */
877 	gc_collect_cycles = zend_gc_collect_cycles;
878 
879 	zend_vm_init();
880 
881 	/* set up version */
882 	zend_version_info = strdup(ZEND_CORE_VERSION_INFO);
883 	zend_version_info_length = sizeof(ZEND_CORE_VERSION_INFO) - 1;
884 
885 	GLOBAL_FUNCTION_TABLE = (HashTable *) malloc(sizeof(HashTable));
886 	GLOBAL_CLASS_TABLE = (HashTable *) malloc(sizeof(HashTable));
887 	GLOBAL_AUTO_GLOBALS_TABLE = (HashTable *) malloc(sizeof(HashTable));
888 	GLOBAL_CONSTANTS_TABLE = (HashTable *) malloc(sizeof(HashTable));
889 
890 	zend_hash_init(GLOBAL_FUNCTION_TABLE, 1024, NULL, ZEND_FUNCTION_DTOR, 1);
891 	zend_hash_init(GLOBAL_CLASS_TABLE, 64, NULL, ZEND_CLASS_DTOR, 1);
892 	zend_hash_init(GLOBAL_AUTO_GLOBALS_TABLE, 8, NULL, auto_global_dtor, 1);
893 	zend_hash_init(GLOBAL_CONSTANTS_TABLE, 128, NULL, ZEND_CONSTANT_DTOR, 1);
894 
895 	zend_hash_init(&module_registry, 32, NULL, module_destructor_zval, 1);
896 	zend_init_rsrc_list_dtors();
897 
898 #ifdef ZTS
899 	ts_allocate_fast_id(&compiler_globals_id, &compiler_globals_offset, sizeof(zend_compiler_globals), (ts_allocate_ctor) compiler_globals_ctor, (ts_allocate_dtor) compiler_globals_dtor);
900 	ts_allocate_fast_id(&executor_globals_id, &executor_globals_offset, sizeof(zend_executor_globals), (ts_allocate_ctor) executor_globals_ctor, (ts_allocate_dtor) executor_globals_dtor);
901 	ts_allocate_fast_id(&language_scanner_globals_id, &language_scanner_globals_offset, sizeof(zend_php_scanner_globals), (ts_allocate_ctor) php_scanner_globals_ctor, NULL);
902 	ts_allocate_fast_id(&ini_scanner_globals_id, &ini_scanner_globals_offset, sizeof(zend_ini_scanner_globals), (ts_allocate_ctor) ini_scanner_globals_ctor, NULL);
903 	compiler_globals = ts_resource(compiler_globals_id);
904 	executor_globals = ts_resource(executor_globals_id);
905 
906 	compiler_globals_dtor(compiler_globals);
907 	compiler_globals->in_compilation = 0;
908 	compiler_globals->function_table = (HashTable *) malloc(sizeof(HashTable));
909 	compiler_globals->class_table = (HashTable *) malloc(sizeof(HashTable));
910 
911 	*compiler_globals->function_table = *GLOBAL_FUNCTION_TABLE;
912 	*compiler_globals->class_table = *GLOBAL_CLASS_TABLE;
913 	compiler_globals->auto_globals = GLOBAL_AUTO_GLOBALS_TABLE;
914 
915 	zend_hash_destroy(executor_globals->zend_constants);
916 	*executor_globals->zend_constants = *GLOBAL_CONSTANTS_TABLE;
917 #else
918 	ini_scanner_globals_ctor(&ini_scanner_globals);
919 	php_scanner_globals_ctor(&language_scanner_globals);
920 	zend_set_default_compile_time_values();
921 #ifdef ZEND_WIN32
922 	zend_get_windows_version_info(&EG(windows_version_info));
923 #endif
924 # if ZEND_MAP_PTR_KIND == ZEND_MAP_PTR_KIND_PTR
925 		/* Create a map region, used for indirect pointers from shared to
926 		 * process memory. It's allocatred once and never resized.
927 		 * All processes must map it into the same address space.
928 		 */
929 		CG(map_ptr_size) = 1024 * 1024; // TODO: initial size ???
930 		CG(map_ptr_last) = 0;
931 		ZEND_MAP_PTR_SET_REAL_BASE(CG(map_ptr_base), pemalloc(CG(map_ptr_size) * sizeof(void*), 1));
932 # elif ZEND_MAP_PTR_KIND == ZEND_MAP_PTR_KIND_PTR_OR_OFFSET
933 		/* Map region is going to be created and resized at run-time. */
934 		ZEND_MAP_PTR_SET_REAL_BASE(CG(map_ptr_base), NULL);
935 		CG(map_ptr_size) = 0;
936 		CG(map_ptr_last) = 0;
937 # else
938 #  error "Unknown ZEND_MAP_PTR_KIND"
939 # endif
940 #endif
941 	EG(error_reporting) = E_ALL & ~E_NOTICE;
942 
943 	zend_interned_strings_init();
944 	zend_startup_builtin_functions();
945 	zend_register_standard_constants();
946 	zend_register_auto_global(zend_string_init_interned("GLOBALS", sizeof("GLOBALS") - 1, 1), 1, php_auto_globals_create_globals);
947 
948 #ifndef ZTS
949 	zend_init_rsrc_plist();
950 	zend_init_exception_op();
951 	zend_init_call_trampoline_op();
952 #endif
953 
954 	zend_ini_startup();
955 
956 #ifdef ZEND_WIN32
957 	/* Uses INI settings, so needs to be run after it. */
958 	php_win32_cp_setup();
959 #endif
960 
961 #ifdef ZTS
962 	tsrm_set_new_thread_end_handler(zend_new_thread_end_handler);
963 	tsrm_set_shutdown_handler(zend_interned_strings_dtor);
964 #endif
965 }
966 /* }}} */
967 
968 void zend_register_standard_ini_entries(void) /* {{{ */
969 {
970 	int module_number = 0;
971 
972 	REGISTER_INI_ENTRIES();
973 }
974 /* }}} */
975 
976 static zend_class_entry *resolve_type_name(zend_string *type_name) {
977 	zend_string *lc_type_name = zend_string_tolower(type_name);
978 	zend_class_entry *ce = zend_hash_find_ptr(CG(class_table), lc_type_name);
979 
980 	ZEND_ASSERT(ce && ce->type == ZEND_INTERNAL_CLASS);
981 	zend_string_release(lc_type_name);
982 	return ce;
983 }
984 
985 static void zend_resolve_property_types(void) /* {{{ */
986 {
987 	zend_class_entry *ce;
988 	zend_property_info *prop_info;
989 
990 	ZEND_HASH_FOREACH_PTR(CG(class_table), ce) {
991 		if (ce->type != ZEND_INTERNAL_CLASS) {
992 			continue;
993 		}
994 
995 		if (UNEXPECTED(ZEND_CLASS_HAS_TYPE_HINTS(ce))) {
996 			ZEND_HASH_FOREACH_PTR(&ce->properties_info, prop_info) {
997 				zend_type *single_type;
998 				ZEND_TYPE_FOREACH(prop_info->type, single_type) {
999 					if (ZEND_TYPE_HAS_NAME(*single_type)) {
1000 						zend_string *type_name = ZEND_TYPE_NAME(*single_type);
1001 						ZEND_TYPE_SET_CE(*single_type, resolve_type_name(type_name));
1002 						zend_string_release(type_name);
1003 					}
1004 				} ZEND_TYPE_FOREACH_END();
1005 			} ZEND_HASH_FOREACH_END();
1006 		}
1007 		ce->ce_flags |= ZEND_ACC_PROPERTY_TYPES_RESOLVED;
1008 	} ZEND_HASH_FOREACH_END();
1009 }
1010 /* }}} */
1011 
1012 /* Unlink the global (r/o) copies of the class, function and constant tables,
1013  * and use a fresh r/w copy for the startup thread
1014  */
1015 zend_result zend_post_startup(void) /* {{{ */
1016 {
1017 #ifdef ZTS
1018 	zend_encoding **script_encoding_list;
1019 
1020 	zend_compiler_globals *compiler_globals = ts_resource(compiler_globals_id);
1021 	zend_executor_globals *executor_globals = ts_resource(executor_globals_id);
1022 #endif
1023 
1024 	zend_resolve_property_types();
1025 
1026 	if (zend_post_startup_cb) {
1027 		zend_result (*cb)(void) = zend_post_startup_cb;
1028 
1029 		zend_post_startup_cb = NULL;
1030 		if (cb() != SUCCESS) {
1031 			return FAILURE;
1032 		}
1033 	}
1034 
1035 #ifdef ZTS
1036 	*GLOBAL_FUNCTION_TABLE = *compiler_globals->function_table;
1037 	*GLOBAL_CLASS_TABLE = *compiler_globals->class_table;
1038 	*GLOBAL_CONSTANTS_TABLE = *executor_globals->zend_constants;
1039 	global_map_ptr_last = compiler_globals->map_ptr_last;
1040 
1041 	short_tags_default = CG(short_tags);
1042 	compiler_options_default = CG(compiler_options);
1043 
1044 	zend_destroy_rsrc_list(&EG(persistent_list));
1045 	free(compiler_globals->function_table);
1046 	compiler_globals->function_table = NULL;
1047 	free(compiler_globals->class_table);
1048 	compiler_globals->class_table = NULL;
1049 	if (ZEND_MAP_PTR_REAL_BASE(compiler_globals->map_ptr_base)) {
1050 		free(ZEND_MAP_PTR_REAL_BASE(compiler_globals->map_ptr_base));
1051 	}
1052 	ZEND_MAP_PTR_SET_REAL_BASE(compiler_globals->map_ptr_base, NULL);
1053 	if ((script_encoding_list = (zend_encoding **)compiler_globals->script_encoding_list)) {
1054 		compiler_globals_ctor(compiler_globals);
1055 		compiler_globals->script_encoding_list = (const zend_encoding **)script_encoding_list;
1056 	} else {
1057 		compiler_globals_ctor(compiler_globals);
1058 	}
1059 	free(EG(zend_constants));
1060 	EG(zend_constants) = NULL;
1061 
1062 	executor_globals_ctor(executor_globals);
1063 	global_persistent_list = &EG(persistent_list);
1064 	zend_copy_ini_directives();
1065 #else
1066 	global_map_ptr_last = CG(map_ptr_last);
1067 #endif
1068 
1069 	return SUCCESS;
1070 }
1071 /* }}} */
1072 
1073 void zend_shutdown(void) /* {{{ */
1074 {
1075 	zend_vm_dtor();
1076 
1077 	zend_destroy_rsrc_list(&EG(persistent_list));
1078 	zend_destroy_modules();
1079 
1080 	virtual_cwd_deactivate();
1081 	virtual_cwd_shutdown();
1082 
1083 	zend_hash_destroy(GLOBAL_FUNCTION_TABLE);
1084 	zend_hash_destroy(GLOBAL_CLASS_TABLE);
1085 
1086 	zend_hash_destroy(GLOBAL_AUTO_GLOBALS_TABLE);
1087 	free(GLOBAL_AUTO_GLOBALS_TABLE);
1088 
1089 	zend_shutdown_extensions();
1090 	free(zend_version_info);
1091 
1092 	free(GLOBAL_FUNCTION_TABLE);
1093 	free(GLOBAL_CLASS_TABLE);
1094 
1095 	zend_hash_destroy(GLOBAL_CONSTANTS_TABLE);
1096 	free(GLOBAL_CONSTANTS_TABLE);
1097 	zend_shutdown_strtod();
1098 	zend_attributes_shutdown();
1099 
1100 #ifdef ZTS
1101 	GLOBAL_FUNCTION_TABLE = NULL;
1102 	GLOBAL_CLASS_TABLE = NULL;
1103 	GLOBAL_AUTO_GLOBALS_TABLE = NULL;
1104 	GLOBAL_CONSTANTS_TABLE = NULL;
1105 	ts_free_id(executor_globals_id);
1106 	ts_free_id(compiler_globals_id);
1107 #else
1108 	if (ZEND_MAP_PTR_REAL_BASE(CG(map_ptr_base))) {
1109 		free(ZEND_MAP_PTR_REAL_BASE(CG(map_ptr_base)));
1110 		ZEND_MAP_PTR_SET_REAL_BASE(CG(map_ptr_base), NULL);
1111 		CG(map_ptr_size) = 0;
1112 	}
1113 	if (CG(script_encoding_list)) {
1114 		free(ZEND_VOIDP(CG(script_encoding_list)));
1115 		CG(script_encoding_list) = NULL;
1116 		CG(script_encoding_list_size) = 0;
1117 	}
1118 #endif
1119 	zend_destroy_rsrc_list_dtors();
1120 }
1121 /* }}} */
1122 
1123 void zend_set_utility_values(zend_utility_values *utility_values) /* {{{ */
1124 {
1125 	zend_uv = *utility_values;
1126 }
1127 /* }}} */
1128 
1129 /* this should be compatible with the standard zenderror */
1130 ZEND_COLD void zenderror(const char *error) /* {{{ */
1131 {
1132 	CG(parse_error) = 0;
1133 
1134 	if (EG(exception)) {
1135 		/* An exception was thrown in the lexer, don't throw another in the parser. */
1136 		return;
1137 	}
1138 
1139 	zend_throw_exception(zend_ce_parse_error, error, 0);
1140 }
1141 /* }}} */
1142 
1143 BEGIN_EXTERN_C()
1144 ZEND_API ZEND_COLD ZEND_NORETURN void _zend_bailout(const char *filename, uint32_t lineno) /* {{{ */
1145 {
1146 
1147 	if (!EG(bailout)) {
1148 		zend_output_debug_string(1, "%s(%d) : Bailed out without a bailout address!", filename, lineno);
1149 		exit(-1);
1150 	}
1151 	gc_protect(1);
1152 	CG(unclean_shutdown) = 1;
1153 	CG(active_class_entry) = NULL;
1154 	CG(in_compilation) = 0;
1155 	EG(current_execute_data) = NULL;
1156 	LONGJMP(*EG(bailout), FAILURE);
1157 }
1158 /* }}} */
1159 END_EXTERN_C()
1160 
1161 ZEND_API void zend_append_version_info(const zend_extension *extension) /* {{{ */
1162 {
1163 	char *new_info;
1164 	uint32_t new_info_length;
1165 
1166 	new_info_length = (uint32_t)(sizeof("    with  v, , by \n")
1167 						+ strlen(extension->name)
1168 						+ strlen(extension->version)
1169 						+ strlen(extension->copyright)
1170 						+ strlen(extension->author));
1171 
1172 	new_info = (char *) malloc(new_info_length + 1);
1173 
1174 	snprintf(new_info, new_info_length, "    with %s v%s, %s, by %s\n", extension->name, extension->version, extension->copyright, extension->author);
1175 
1176 	zend_version_info = (char *) realloc(zend_version_info, zend_version_info_length+new_info_length + 1);
1177 	strncat(zend_version_info, new_info, new_info_length);
1178 	zend_version_info_length += new_info_length;
1179 	free(new_info);
1180 }
1181 /* }}} */
1182 
1183 ZEND_API const char *get_zend_version(void) /* {{{ */
1184 {
1185 	return zend_version_info;
1186 }
1187 /* }}} */
1188 
1189 ZEND_API void zend_activate(void) /* {{{ */
1190 {
1191 #ifdef ZTS
1192 	virtual_cwd_activate();
1193 #endif
1194 	gc_reset();
1195 	init_compiler();
1196 	init_executor();
1197 	startup_scanner();
1198 	if (CG(map_ptr_last)) {
1199 		memset(ZEND_MAP_PTR_REAL_BASE(CG(map_ptr_base)), 0, CG(map_ptr_last) * sizeof(void*));
1200 	}
1201 	zend_observer_activate();
1202 }
1203 /* }}} */
1204 
1205 void zend_call_destructors(void) /* {{{ */
1206 {
1207 	zend_try {
1208 		shutdown_destructors();
1209 	} zend_end_try();
1210 }
1211 /* }}} */
1212 
1213 ZEND_API void zend_deactivate(void) /* {{{ */
1214 {
1215 	/* we're no longer executing anything */
1216 	EG(current_execute_data) = NULL;
1217 
1218 	zend_observer_deactivate();
1219 
1220 	zend_try {
1221 		shutdown_scanner();
1222 	} zend_end_try();
1223 
1224 	/* shutdown_executor() takes care of its own bailout handling */
1225 	shutdown_executor();
1226 
1227 	zend_try {
1228 		zend_ini_deactivate();
1229 	} zend_end_try();
1230 
1231 	zend_try {
1232 		shutdown_compiler();
1233 	} zend_end_try();
1234 
1235 	zend_destroy_rsrc_list(&EG(regular_list));
1236 
1237 #if GC_BENCH
1238 	fprintf(stderr, "GC Statistics\n");
1239 	fprintf(stderr, "-------------\n");
1240 	fprintf(stderr, "Runs:               %d\n", GC_G(gc_runs));
1241 	fprintf(stderr, "Collected:          %d\n", GC_G(collected));
1242 	fprintf(stderr, "Root buffer length: %d\n", GC_G(root_buf_length));
1243 	fprintf(stderr, "Root buffer peak:   %d\n\n", GC_G(root_buf_peak));
1244 	fprintf(stderr, "      Possible            Remove from  Marked\n");
1245 	fprintf(stderr, "        Root    Buffered     buffer     grey\n");
1246 	fprintf(stderr, "      --------  --------  -----------  ------\n");
1247 	fprintf(stderr, "ZVAL  %8d  %8d  %9d  %8d\n", GC_G(zval_possible_root), GC_G(zval_buffered), GC_G(zval_remove_from_buffer), GC_G(zval_marked_grey));
1248 #endif
1249 }
1250 /* }}} */
1251 
1252 BEGIN_EXTERN_C()
1253 ZEND_API void zend_message_dispatcher(zend_long message, const void *data) /* {{{ */
1254 {
1255 	if (zend_message_dispatcher_p) {
1256 		zend_message_dispatcher_p(message, data);
1257 	}
1258 }
1259 /* }}} */
1260 END_EXTERN_C()
1261 
1262 ZEND_API zval *zend_get_configuration_directive(zend_string *name) /* {{{ */
1263 {
1264 	if (zend_get_configuration_directive_p) {
1265 		return zend_get_configuration_directive_p(name);
1266 	} else {
1267 		return NULL;
1268 	}
1269 }
1270 /* }}} */
1271 
1272 #define SAVE_STACK(stack) do { \
1273 		if (CG(stack).top) { \
1274 			memcpy(&stack, &CG(stack), sizeof(zend_stack)); \
1275 			CG(stack).top = CG(stack).max = 0; \
1276 			CG(stack).elements = NULL; \
1277 		} else { \
1278 			stack.top = 0; \
1279 		} \
1280 	} while (0)
1281 
1282 #define RESTORE_STACK(stack) do { \
1283 		if (stack.top) { \
1284 			zend_stack_destroy(&CG(stack)); \
1285 			memcpy(&CG(stack), &stack, sizeof(zend_stack)); \
1286 		} \
1287 	} while (0)
1288 
1289 static ZEND_COLD void zend_error_impl(
1290 		int orig_type, const char *error_filename, uint32_t error_lineno, zend_string *message)
1291 {
1292 	zval params[4];
1293 	zval retval;
1294 	zval orig_user_error_handler;
1295 	zend_bool in_compilation;
1296 	zend_class_entry *saved_class_entry;
1297 	zend_stack loop_var_stack;
1298 	zend_stack delayed_oplines_stack;
1299 	int type = orig_type & E_ALL;
1300 
1301 	/* Report about uncaught exception in case of fatal errors */
1302 	if (EG(exception)) {
1303 		zend_execute_data *ex;
1304 		const zend_op *opline;
1305 
1306 		if (type & E_FATAL_ERRORS) {
1307 			ex = EG(current_execute_data);
1308 			opline = NULL;
1309 			while (ex && (!ex->func || !ZEND_USER_CODE(ex->func->type))) {
1310 				ex = ex->prev_execute_data;
1311 			}
1312 			if (ex && ex->opline->opcode == ZEND_HANDLE_EXCEPTION &&
1313 			    EG(opline_before_exception)) {
1314 				opline = EG(opline_before_exception);
1315 			}
1316 			zend_exception_error(EG(exception), E_WARNING);
1317 			EG(exception) = NULL;
1318 			if (opline) {
1319 				ex->opline = opline;
1320 			}
1321 		}
1322 	}
1323 
1324 	zend_observer_error_notify(type, error_filename, error_lineno, message);
1325 
1326 	/* if we don't have a user defined error handler */
1327 	if (Z_TYPE(EG(user_error_handler)) == IS_UNDEF
1328 		|| !(EG(user_error_handler_error_reporting) & type)
1329 		|| EG(error_handling) != EH_NORMAL) {
1330 		zend_error_cb(orig_type, error_filename, error_lineno, message);
1331 	} else switch (type) {
1332 		case E_ERROR:
1333 		case E_PARSE:
1334 		case E_CORE_ERROR:
1335 		case E_CORE_WARNING:
1336 		case E_COMPILE_ERROR:
1337 		case E_COMPILE_WARNING:
1338 			/* The error may not be safe to handle in user-space */
1339 			zend_error_cb(orig_type, error_filename, error_lineno, message);
1340 			break;
1341 		default:
1342 			/* Handle the error in user space */
1343 			ZVAL_STR_COPY(&params[1], message);
1344 			ZVAL_LONG(&params[0], type);
1345 
1346 			if (error_filename) {
1347 				ZVAL_STRING(&params[2], error_filename);
1348 			} else {
1349 				ZVAL_NULL(&params[2]);
1350 			}
1351 
1352 			ZVAL_LONG(&params[3], error_lineno);
1353 
1354 			ZVAL_COPY_VALUE(&orig_user_error_handler, &EG(user_error_handler));
1355 			ZVAL_UNDEF(&EG(user_error_handler));
1356 
1357 			/* User error handler may include() additinal PHP files.
1358 			 * If an error was generated during comilation PHP will compile
1359 			 * such scripts recursively, but some CG() variables may be
1360 			 * inconsistent. */
1361 
1362 			in_compilation = CG(in_compilation);
1363 			if (in_compilation) {
1364 				saved_class_entry = CG(active_class_entry);
1365 				CG(active_class_entry) = NULL;
1366 				SAVE_STACK(loop_var_stack);
1367 				SAVE_STACK(delayed_oplines_stack);
1368 				CG(in_compilation) = 0;
1369 			}
1370 
1371 			if (call_user_function(CG(function_table), NULL, &orig_user_error_handler, &retval, 4, params) == SUCCESS) {
1372 				if (Z_TYPE(retval) != IS_UNDEF) {
1373 					if (Z_TYPE(retval) == IS_FALSE) {
1374 						zend_error_cb(orig_type, error_filename, error_lineno, message);
1375 					}
1376 					zval_ptr_dtor(&retval);
1377 				}
1378 			} else if (!EG(exception)) {
1379 				/* The user error handler failed, use built-in error handler */
1380 				zend_error_cb(orig_type, error_filename, error_lineno, message);
1381 			}
1382 
1383 			if (in_compilation) {
1384 				CG(active_class_entry) = saved_class_entry;
1385 				RESTORE_STACK(loop_var_stack);
1386 				RESTORE_STACK(delayed_oplines_stack);
1387 				CG(in_compilation) = 1;
1388 			}
1389 
1390 			zval_ptr_dtor(&params[2]);
1391 			zval_ptr_dtor(&params[1]);
1392 
1393 			if (Z_TYPE(EG(user_error_handler)) == IS_UNDEF) {
1394 				ZVAL_COPY_VALUE(&EG(user_error_handler), &orig_user_error_handler);
1395 			} else {
1396 				zval_ptr_dtor(&orig_user_error_handler);
1397 			}
1398 			break;
1399 	}
1400 
1401 	if (type == E_PARSE) {
1402 		/* eval() errors do not affect exit_status */
1403 		if (!(EG(current_execute_data) &&
1404 			EG(current_execute_data)->func &&
1405 			ZEND_USER_CODE(EG(current_execute_data)->func->type) &&
1406 			EG(current_execute_data)->opline->opcode == ZEND_INCLUDE_OR_EVAL &&
1407 			EG(current_execute_data)->opline->extended_value == ZEND_EVAL)) {
1408 			EG(exit_status) = 255;
1409 		}
1410 	}
1411 }
1412 /* }}} */
1413 
1414 static ZEND_COLD void zend_error_va_list(
1415 		int orig_type, const char *error_filename, uint32_t error_lineno,
1416 		const char *format, va_list args)
1417 {
1418 	zend_string *message = zend_vstrpprintf(0, format, args);
1419 	zend_error_impl(orig_type, error_filename, error_lineno, message);
1420 	zend_string_release(message);
1421 }
1422 
1423 static ZEND_COLD void get_filename_lineno(int type, const char **filename, uint32_t *lineno) {
1424 	/* Obtain relevant filename and lineno */
1425 	switch (type) {
1426 		case E_CORE_ERROR:
1427 		case E_CORE_WARNING:
1428 			*filename = NULL;
1429 			*lineno = 0;
1430 			break;
1431 		case E_PARSE:
1432 		case E_COMPILE_ERROR:
1433 		case E_COMPILE_WARNING:
1434 		case E_ERROR:
1435 		case E_NOTICE:
1436 		case E_STRICT:
1437 		case E_DEPRECATED:
1438 		case E_WARNING:
1439 		case E_USER_ERROR:
1440 		case E_USER_WARNING:
1441 		case E_USER_NOTICE:
1442 		case E_USER_DEPRECATED:
1443 		case E_RECOVERABLE_ERROR:
1444 			if (zend_is_compiling()) {
1445 				*filename = ZSTR_VAL(zend_get_compiled_filename());
1446 				*lineno = zend_get_compiled_lineno();
1447 			} else if (zend_is_executing()) {
1448 				*filename = zend_get_executed_filename();
1449 				if ((*filename)[0] == '[') { /* [no active file] */
1450 					*filename = NULL;
1451 					*lineno = 0;
1452 				} else {
1453 					*lineno = zend_get_executed_lineno();
1454 				}
1455 			} else {
1456 				*filename = NULL;
1457 				*lineno = 0;
1458 			}
1459 			break;
1460 		default:
1461 			*filename = NULL;
1462 			*lineno = 0;
1463 			break;
1464 	}
1465 	if (!*filename) {
1466 		*filename = "Unknown";
1467 	}
1468 }
1469 
1470 ZEND_API ZEND_COLD void zend_error_at(
1471 		int type, const char *filename, uint32_t lineno, const char *format, ...) {
1472 	va_list args;
1473 
1474 	if (!filename) {
1475 		uint32_t dummy_lineno;
1476 		get_filename_lineno(type, &filename, &dummy_lineno);
1477 	}
1478 
1479 	va_start(args, format);
1480 	zend_error_va_list(type, filename, lineno, format, args);
1481 	va_end(args);
1482 }
1483 
1484 ZEND_API ZEND_COLD void zend_error(int type, const char *format, ...) {
1485 	const char *filename;
1486 	uint32_t lineno;
1487 	va_list args;
1488 
1489 	get_filename_lineno(type, &filename, &lineno);
1490 	va_start(args, format);
1491 	zend_error_va_list(type, filename, lineno, format, args);
1492 	va_end(args);
1493 }
1494 
1495 ZEND_API ZEND_COLD ZEND_NORETURN void zend_error_at_noreturn(
1496 		int type, const char *filename, uint32_t lineno, const char *format, ...)
1497 {
1498 	va_list args;
1499 
1500 	if (!filename) {
1501 		uint32_t dummy_lineno;
1502 		get_filename_lineno(type, &filename, &dummy_lineno);
1503 	}
1504 
1505 	va_start(args, format);
1506 	zend_error_va_list(type, filename, lineno, format, args);
1507 	va_end(args);
1508 	/* Should never reach this. */
1509 	abort();
1510 }
1511 
1512 ZEND_API ZEND_COLD ZEND_NORETURN void zend_error_noreturn(int type, const char *format, ...)
1513 {
1514 	const char *filename;
1515 	uint32_t lineno;
1516 	va_list args;
1517 
1518 	get_filename_lineno(type, &filename, &lineno);
1519 	va_start(args, format);
1520 	zend_error_va_list(type, filename, lineno, format, args);
1521 	va_end(args);
1522 	/* Should never reach this. */
1523 	abort();
1524 }
1525 
1526 ZEND_API ZEND_COLD void zend_error_zstr(int type, zend_string *message) {
1527 	const char *filename;
1528 	uint32_t lineno;
1529 	get_filename_lineno(type, &filename, &lineno);
1530 	zend_error_impl(type, filename, lineno, message);
1531 }
1532 
1533 ZEND_API ZEND_COLD void zend_throw_error(zend_class_entry *exception_ce, const char *format, ...) /* {{{ */
1534 {
1535 	va_list va;
1536 	char *message = NULL;
1537 
1538 	if (!exception_ce) {
1539 		exception_ce = zend_ce_error;
1540 	}
1541 
1542 	/* Marker used to disable exception generation during preloading. */
1543 	if (EG(exception) == (void*)(uintptr_t)-1) {
1544 		return;
1545 	}
1546 
1547 	va_start(va, format);
1548 	zend_vspprintf(&message, 0, format, va);
1549 
1550 	//TODO: we can't convert compile-time errors to exceptions yet???
1551 	if (EG(current_execute_data) && !CG(in_compilation)) {
1552 		zend_throw_exception(exception_ce, message, 0);
1553 	} else {
1554 		zend_error(E_ERROR, "%s", message);
1555 	}
1556 
1557 	efree(message);
1558 	va_end(va);
1559 }
1560 /* }}} */
1561 
1562 ZEND_API ZEND_COLD void zend_type_error(const char *format, ...) /* {{{ */
1563 {
1564 	va_list va;
1565 	char *message = NULL;
1566 
1567 	va_start(va, format);
1568 	zend_vspprintf(&message, 0, format, va);
1569 	zend_throw_exception(zend_ce_type_error, message, 0);
1570 	efree(message);
1571 	va_end(va);
1572 } /* }}} */
1573 
1574 ZEND_API ZEND_COLD void zend_argument_count_error(const char *format, ...) /* {{{ */
1575 {
1576 	va_list va;
1577 	char *message = NULL;
1578 
1579 	va_start(va, format);
1580 	zend_vspprintf(&message, 0, format, va);
1581 	zend_throw_exception(zend_ce_argument_count_error, message, 0);
1582 	efree(message);
1583 
1584 	va_end(va);
1585 } /* }}} */
1586 
1587 ZEND_API ZEND_COLD void zend_value_error(const char *format, ...) /* {{{ */
1588 {
1589 	va_list va;
1590 	char *message = NULL;
1591 
1592 	va_start(va, format);
1593 	zend_vspprintf(&message, 0, format, va);
1594 	zend_throw_exception(zend_ce_value_error, message, 0);
1595 	efree(message);
1596 	va_end(va);
1597 } /* }}} */
1598 
1599 ZEND_API ZEND_COLD void zend_output_debug_string(zend_bool trigger_break, const char *format, ...) /* {{{ */
1600 {
1601 #if ZEND_DEBUG
1602 	va_list args;
1603 
1604 	va_start(args, format);
1605 #	ifdef ZEND_WIN32
1606 	{
1607 		char output_buf[1024];
1608 
1609 		vsnprintf(output_buf, 1024, format, args);
1610 		OutputDebugString(output_buf);
1611 		OutputDebugString("\n");
1612 		if (trigger_break && IsDebuggerPresent()) {
1613 			DebugBreak();
1614 		}
1615 	}
1616 #	else
1617 	vfprintf(stderr, format, args);
1618 	fprintf(stderr, "\n");
1619 #	endif
1620 	va_end(args);
1621 #endif
1622 }
1623 /* }}} */
1624 
1625 ZEND_API ZEND_COLD void zend_user_exception_handler(void) /* {{{ */
1626 {
1627 	zval orig_user_exception_handler;
1628 	zval params[1], retval2;
1629 	zend_object *old_exception;
1630 
1631 	if (zend_is_unwind_exit(EG(exception))) {
1632 		return;
1633 	}
1634 
1635 	old_exception = EG(exception);
1636 	EG(exception) = NULL;
1637 	ZVAL_OBJ(&params[0], old_exception);
1638 	ZVAL_COPY_VALUE(&orig_user_exception_handler, &EG(user_exception_handler));
1639 
1640 	if (call_user_function(CG(function_table), NULL, &orig_user_exception_handler, &retval2, 1, params) == SUCCESS) {
1641 		zval_ptr_dtor(&retval2);
1642 		if (EG(exception)) {
1643 			OBJ_RELEASE(EG(exception));
1644 			EG(exception) = NULL;
1645 		}
1646 		OBJ_RELEASE(old_exception);
1647 	} else {
1648 		EG(exception) = old_exception;
1649 	}
1650 } /* }}} */
1651 
1652 ZEND_API zend_result zend_execute_scripts(int type, zval *retval, int file_count, ...) /* {{{ */
1653 {
1654 	va_list files;
1655 	int i;
1656 	zend_file_handle *file_handle;
1657 	zend_op_array *op_array;
1658 	zend_result ret = SUCCESS;
1659 
1660 	va_start(files, file_count);
1661 	for (i = 0; i < file_count; i++) {
1662 		file_handle = va_arg(files, zend_file_handle *);
1663 		if (!file_handle) {
1664 			continue;
1665 		}
1666 
1667 		if (ret == FAILURE) {
1668 			/* If a failure occurred in one of the earlier files,
1669 			 * only destroy the following file handles. */
1670 			zend_file_handle_dtor(file_handle);
1671 			continue;
1672 		}
1673 
1674 		op_array = zend_compile_file(file_handle, type);
1675 		if (file_handle->opened_path) {
1676 			zend_hash_add_empty_element(&EG(included_files), file_handle->opened_path);
1677 		}
1678 		zend_destroy_file_handle(file_handle);
1679 		if (op_array) {
1680 			zend_execute(op_array, retval);
1681 			zend_exception_restore();
1682 			if (UNEXPECTED(EG(exception))) {
1683 				if (Z_TYPE(EG(user_exception_handler)) != IS_UNDEF) {
1684 					zend_user_exception_handler();
1685 				}
1686 				if (EG(exception)) {
1687 					ret = zend_exception_error(EG(exception), E_ERROR);
1688 				}
1689 			}
1690 			destroy_op_array(op_array);
1691 			efree_size(op_array, sizeof(zend_op_array));
1692 		} else if (type==ZEND_REQUIRE) {
1693 			ret = FAILURE;
1694 		}
1695 	}
1696 	va_end(files);
1697 
1698 	return ret;
1699 }
1700 /* }}} */
1701 
1702 #define COMPILED_STRING_DESCRIPTION_FORMAT "%s(%d) : %s"
1703 
1704 ZEND_API char *zend_make_compiled_string_description(const char *name) /* {{{ */
1705 {
1706 	const char *cur_filename;
1707 	int cur_lineno;
1708 	char *compiled_string_description;
1709 
1710 	if (zend_is_compiling()) {
1711 		cur_filename = ZSTR_VAL(zend_get_compiled_filename());
1712 		cur_lineno = zend_get_compiled_lineno();
1713 	} else if (zend_is_executing()) {
1714 		cur_filename = zend_get_executed_filename();
1715 		cur_lineno = zend_get_executed_lineno();
1716 	} else {
1717 		cur_filename = "Unknown";
1718 		cur_lineno = 0;
1719 	}
1720 
1721 	zend_spprintf(&compiled_string_description, 0, COMPILED_STRING_DESCRIPTION_FORMAT, cur_filename, cur_lineno, name);
1722 	return compiled_string_description;
1723 }
1724 /* }}} */
1725 
1726 void free_estring(char **str_p) /* {{{ */
1727 {
1728 	efree(*str_p);
1729 }
1730 /* }}} */
1731 
1732 ZEND_API void zend_map_ptr_reset(void)
1733 {
1734 	CG(map_ptr_last) = global_map_ptr_last;
1735 }
1736 
1737 ZEND_API void *zend_map_ptr_new(void)
1738 {
1739 	void **ptr;
1740 
1741 	if (CG(map_ptr_last) >= CG(map_ptr_size)) {
1742 #if ZEND_MAP_PTR_KIND == ZEND_MAP_PTR_KIND_PTR
1743 		// TODO: error ???
1744 		ZEND_UNREACHABLE();
1745 #elif ZEND_MAP_PTR_KIND == ZEND_MAP_PTR_KIND_PTR_OR_OFFSET
1746 		/* Grow map_ptr table */
1747 		CG(map_ptr_size) = ZEND_MM_ALIGNED_SIZE_EX(CG(map_ptr_last) + 1, 4096);
1748 		ZEND_MAP_PTR_SET_REAL_BASE(CG(map_ptr_base), perealloc(ZEND_MAP_PTR_REAL_BASE(CG(map_ptr_base)), CG(map_ptr_size) * sizeof(void*), 1));
1749 #else
1750 # error "Unknown ZEND_MAP_PTR_KIND"
1751 #endif
1752 	}
1753 	ptr = (void**)ZEND_MAP_PTR_REAL_BASE(CG(map_ptr_base)) + CG(map_ptr_last);
1754 	*ptr = NULL;
1755 	CG(map_ptr_last)++;
1756 #if ZEND_MAP_PTR_KIND == ZEND_MAP_PTR_KIND_PTR
1757 	return ptr;
1758 #elif ZEND_MAP_PTR_KIND == ZEND_MAP_PTR_KIND_PTR_OR_OFFSET
1759 	return ZEND_MAP_PTR_PTR2OFFSET(ptr);
1760 #else
1761 # error "Unknown ZEND_MAP_PTR_KIND"
1762 #endif
1763 }
1764 
1765 ZEND_API void zend_map_ptr_extend(size_t last)
1766 {
1767 	if (last > CG(map_ptr_last)) {
1768 		void **ptr;
1769 
1770 		if (last >= CG(map_ptr_size)) {
1771 #if ZEND_MAP_PTR_KIND == ZEND_MAP_PTR_KIND_PTR
1772 			/* This may never happen */
1773 			ZEND_UNREACHABLE();
1774 #elif ZEND_MAP_PTR_KIND == ZEND_MAP_PTR_KIND_PTR_OR_OFFSET
1775 			/* Grow map_ptr table */
1776 			CG(map_ptr_size) = ZEND_MM_ALIGNED_SIZE_EX(last, 4096);
1777 			ZEND_MAP_PTR_SET_REAL_BASE(CG(map_ptr_base), perealloc(ZEND_MAP_PTR_REAL_BASE(CG(map_ptr_base)), CG(map_ptr_size) * sizeof(void*), 1));
1778 #else
1779 # error "Unknown ZEND_MAP_PTR_KIND"
1780 #endif
1781 		}
1782 		ptr = (void**)ZEND_MAP_PTR_REAL_BASE(CG(map_ptr_base)) + CG(map_ptr_last);
1783 		memset(ptr, 0, (last - CG(map_ptr_last)) * sizeof(void*));
1784 		CG(map_ptr_last) = last;
1785 	}
1786 }
1787