/Zend/zend_API.c
C | 4372 lines | 3516 code | 582 blank | 274 comment | 900 complexity | 7b0abf5c34e929660435e49cc03972e1 MD5 | raw file
Possible License(s): BSD-2-Clause, BSD-3-Clause, MPL-2.0-no-copyleft-exception, LGPL-2.1
- /*
- +----------------------------------------------------------------------+
- | Zend Engine |
- +----------------------------------------------------------------------+
- | Copyright (c) Zend Technologies Ltd. (http://www.zend.com) |
- +----------------------------------------------------------------------+
- | This source file is subject to version 2.00 of the Zend license, |
- | that is bundled with this package in the file LICENSE, and is |
- | available through the world-wide-web at the following url: |
- | http://www.zend.com/license/2_00.txt. |
- | If you did not receive a copy of the Zend license and are unable to |
- | obtain it through the world-wide-web, please send a note to |
- | license@zend.com so we can mail you a copy immediately. |
- +----------------------------------------------------------------------+
- | Authors: Andi Gutmans <andi@php.net> |
- | Zeev Suraski <zeev@php.net> |
- | Andrei Zmievski <andrei@php.net> |
- | Dmitry Stogov <dmitry@php.net> |
- +----------------------------------------------------------------------+
- */
- #include "zend.h"
- #include "zend_execute.h"
- #include "zend_API.h"
- #include "zend_modules.h"
- #include "zend_extensions.h"
- #include "zend_constants.h"
- #include "zend_interfaces.h"
- #include "zend_exceptions.h"
- #include "zend_closures.h"
- #include "zend_inheritance.h"
- #include "zend_ini.h"
- #include <stdarg.h>
- /* these variables are true statics/globals, and have to be mutex'ed on every access */
- ZEND_API HashTable module_registry;
- static zend_module_entry **module_request_startup_handlers;
- static zend_module_entry **module_request_shutdown_handlers;
- static zend_module_entry **module_post_deactivate_handlers;
- static zend_class_entry **class_cleanup_handlers;
- ZEND_API int _zend_get_parameters_array_ex(int param_count, zval *argument_array) /* {{{ */
- {
- zval *param_ptr;
- int arg_count;
- param_ptr = ZEND_CALL_ARG(EG(current_execute_data), 1);
- arg_count = ZEND_CALL_NUM_ARGS(EG(current_execute_data));
- if (param_count>arg_count) {
- return FAILURE;
- }
- while (param_count-->0) {
- ZVAL_COPY_VALUE(argument_array, param_ptr);
- argument_array++;
- param_ptr++;
- }
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int zend_copy_parameters_array(int param_count, zval *argument_array) /* {{{ */
- {
- zval *param_ptr;
- int arg_count;
- param_ptr = ZEND_CALL_ARG(EG(current_execute_data), 1);
- arg_count = ZEND_CALL_NUM_ARGS(EG(current_execute_data));
- if (param_count>arg_count) {
- return FAILURE;
- }
- while (param_count-->0) {
- Z_TRY_ADDREF_P(param_ptr);
- zend_hash_next_index_insert_new(Z_ARRVAL_P(argument_array), param_ptr);
- param_ptr++;
- }
- return SUCCESS;
- }
- /* }}} */
- ZEND_API ZEND_COLD void zend_wrong_param_count(void) /* {{{ */
- {
- const char *space;
- const char *class_name = get_active_class_name(&space);
- zend_argument_count_error("Wrong parameter count for %s%s%s()", class_name, space, get_active_function_name());
- }
- /* }}} */
- /* Argument parsing API -- andrei */
- ZEND_API const char *zend_get_type_by_const(int type) /* {{{ */
- {
- switch(type) {
- case IS_FALSE:
- case IS_TRUE:
- case _IS_BOOL:
- return "bool";
- case IS_LONG:
- return "int";
- case IS_DOUBLE:
- return "float";
- case IS_STRING:
- return "string";
- case IS_OBJECT:
- return "object";
- case IS_RESOURCE:
- return "resource";
- case IS_NULL:
- return "null";
- case IS_CALLABLE:
- return "callable";
- case IS_ITERABLE:
- return "iterable";
- case IS_ARRAY:
- return "array";
- case IS_VOID:
- return "void";
- case _IS_NUMBER:
- return "number";
- default:
- return "unknown";
- }
- }
- /* }}} */
- ZEND_API const char *zend_zval_type_name(const zval *arg) /* {{{ */
- {
- ZVAL_DEREF(arg);
- return zend_get_type_by_const(Z_TYPE_P(arg));
- }
- /* }}} */
- ZEND_API zend_string *zend_zval_get_type(const zval *arg) /* {{{ */
- {
- switch (Z_TYPE_P(arg)) {
- case IS_NULL:
- return ZSTR_KNOWN(ZEND_STR_NULL);
- case IS_FALSE:
- case IS_TRUE:
- return ZSTR_KNOWN(ZEND_STR_BOOLEAN);
- case IS_LONG:
- return ZSTR_KNOWN(ZEND_STR_INTEGER);
- case IS_DOUBLE:
- return ZSTR_KNOWN(ZEND_STR_DOUBLE);
- case IS_STRING:
- return ZSTR_KNOWN(ZEND_STR_STRING);
- case IS_ARRAY:
- return ZSTR_KNOWN(ZEND_STR_ARRAY);
- case IS_OBJECT:
- return ZSTR_KNOWN(ZEND_STR_OBJECT);
- case IS_RESOURCE:
- if (zend_rsrc_list_get_rsrc_type(Z_RES_P(arg))) {
- return ZSTR_KNOWN(ZEND_STR_RESOURCE);
- } else {
- return ZSTR_KNOWN(ZEND_STR_CLOSED_RESOURCE);
- }
- default:
- return NULL;
- }
- }
- /* }}} */
- ZEND_API ZEND_COLD int ZEND_FASTCALL zend_wrong_parameters_none_error(void) /* {{{ */
- {
- int num_args = ZEND_CALL_NUM_ARGS(EG(current_execute_data));
- zend_function *active_function = EG(current_execute_data)->func;
- const char *class_name = active_function->common.scope ? ZSTR_VAL(active_function->common.scope->name) : "";
- zend_argument_count_error(
- "%s%s%s() expects %s %d parameter%s, %d given",
- class_name, \
- class_name[0] ? "::" : "", \
- ZSTR_VAL(active_function->common.function_name),
- "exactly",
- 0,
- "s",
- num_args);
- return FAILURE;
- }
- /* }}} */
- ZEND_API ZEND_COLD void ZEND_FASTCALL zend_wrong_parameters_count_error(int min_num_args, int max_num_args) /* {{{ */
- {
- int num_args = ZEND_CALL_NUM_ARGS(EG(current_execute_data));
- zend_function *active_function = EG(current_execute_data)->func;
- const char *class_name = active_function->common.scope ? ZSTR_VAL(active_function->common.scope->name) : "";
- zend_argument_count_error(
- "%s%s%s() expects %s %d parameter%s, %d given",
- class_name, \
- class_name[0] ? "::" : "", \
- ZSTR_VAL(active_function->common.function_name),
- min_num_args == max_num_args ? "exactly" : num_args < min_num_args ? "at least" : "at most",
- num_args < min_num_args ? min_num_args : max_num_args,
- (num_args < min_num_args ? min_num_args : max_num_args) == 1 ? "" : "s",
- num_args);
- }
- /* }}} */
- ZEND_API ZEND_COLD void ZEND_FASTCALL zend_wrong_parameter_type_error(int num, zend_expected_type expected_type, zval *arg) /* {{{ */
- {
- static const char * const expected_error[] = {
- Z_EXPECTED_TYPES(Z_EXPECTED_TYPE_STR)
- NULL
- };
- if (EG(exception)) {
- return;
- }
- zend_argument_type_error(num, "must be %s, %s given", expected_error[expected_type], zend_zval_type_name(arg));
- }
- /* }}} */
- ZEND_API ZEND_COLD void ZEND_FASTCALL zend_wrong_parameter_class_error(int num, const char *name, zval *arg) /* {{{ */
- {
- if (EG(exception)) {
- return;
- }
- zend_argument_type_error(num, "must be of type %s, %s given", name, zend_zval_type_name(arg));
- }
- /* }}} */
- ZEND_API ZEND_COLD void ZEND_FASTCALL zend_wrong_parameter_class_or_null_error(int num, const char *name, zval *arg) /* {{{ */
- {
- if (EG(exception)) {
- return;
- }
- zend_argument_type_error(num, "must be of type ?%s, %s given", name, zend_zval_type_name(arg));
- }
- /* }}} */
- ZEND_API ZEND_COLD void ZEND_FASTCALL zend_wrong_callback_error(int num, char *error) /* {{{ */
- {
- if (EG(exception)) {
- return;
- }
- zend_argument_type_error(num, "must be a valid callback, %s", error);
- efree(error);
- }
- /* }}} */
- ZEND_API ZEND_COLD void ZEND_FASTCALL zend_argument_error_variadic(zend_class_entry *error_ce, uint32_t arg_num, const char *format, va_list va) /* {{{ */
- {
- const char *space;
- const char *class_name;
- const char *arg_name;
- char *message = NULL;
- if (EG(exception)) {
- return;
- }
- class_name = get_active_class_name(&space);
- arg_name = get_active_function_arg_name(arg_num);
- zend_vspprintf(&message, 0, format, va);
- zend_throw_error(error_ce, "%s%s%s(): Argument #%d%s%s%s %s",
- class_name, space, get_active_function_name(), arg_num,
- arg_name ? " ($" : "", arg_name ? arg_name : "", arg_name ? ")" : "", message
- );
- efree(message);
- }
- /* }}} */
- ZEND_API ZEND_COLD void ZEND_FASTCALL zend_argument_error(zend_class_entry *error_ce, uint32_t arg_num, const char *format, ...) /* {{{ */
- {
- va_list va;
- va_start(va, format);
- zend_argument_error_variadic(error_ce, arg_num, format, va);
- va_end(va);
- }
- /* }}} */
- ZEND_API ZEND_COLD void ZEND_FASTCALL zend_argument_type_error(uint32_t arg_num, const char *format, ...) /* {{{ */
- {
- va_list va;
- va_start(va, format);
- zend_argument_error_variadic(zend_ce_type_error, arg_num, format, va);
- va_end(va);
- }
- /* }}} */
- ZEND_API ZEND_COLD void ZEND_FASTCALL zend_argument_value_error(uint32_t arg_num, const char *format, ...) /* {{{ */
- {
- va_list va;
- va_start(va, format);
- zend_argument_error_variadic(zend_ce_value_error, arg_num, format, va);
- va_end(va);
- }
- /* }}} */
- ZEND_API int ZEND_FASTCALL zend_parse_arg_class(zval *arg, zend_class_entry **pce, int num, int check_null) /* {{{ */
- {
- zend_class_entry *ce_base = *pce;
- if (check_null && Z_TYPE_P(arg) == IS_NULL) {
- *pce = NULL;
- return 1;
- }
- if (!try_convert_to_string(arg)) {
- *pce = NULL;
- return 0;
- }
- *pce = zend_lookup_class(Z_STR_P(arg));
- if (ce_base) {
- if ((!*pce || !instanceof_function(*pce, ce_base))) {
- zend_argument_type_error(num, "must be a class name derived from %s, '%s' given", ZSTR_VAL(ce_base->name), Z_STRVAL_P(arg));
- *pce = NULL;
- return 0;
- }
- }
- if (!*pce) {
- zend_argument_type_error(num, "must be a valid class name, '%s' given", Z_STRVAL_P(arg));
- return 0;
- }
- return 1;
- }
- /* }}} */
- ZEND_API int ZEND_FASTCALL zend_parse_arg_bool_weak(zval *arg, zend_bool *dest) /* {{{ */
- {
- if (EXPECTED(Z_TYPE_P(arg) <= IS_STRING)) {
- *dest = zend_is_true(arg);
- } else {
- return 0;
- }
- return 1;
- }
- /* }}} */
- ZEND_API int ZEND_FASTCALL zend_parse_arg_bool_slow(zval *arg, zend_bool *dest) /* {{{ */
- {
- if (UNEXPECTED(ZEND_ARG_USES_STRICT_TYPES())) {
- return 0;
- }
- return zend_parse_arg_bool_weak(arg, dest);
- }
- /* }}} */
- ZEND_API int ZEND_FASTCALL zend_parse_arg_long_weak(zval *arg, zend_long *dest) /* {{{ */
- {
- if (EXPECTED(Z_TYPE_P(arg) == IS_DOUBLE)) {
- if (UNEXPECTED(zend_isnan(Z_DVAL_P(arg)))) {
- return 0;
- }
- if (UNEXPECTED(!ZEND_DOUBLE_FITS_LONG(Z_DVAL_P(arg)))) {
- return 0;
- } else {
- *dest = zend_dval_to_lval(Z_DVAL_P(arg));
- }
- } else if (EXPECTED(Z_TYPE_P(arg) == IS_STRING)) {
- double d;
- int type;
- if (UNEXPECTED((type = is_numeric_str_function(Z_STR_P(arg), dest, &d)) != IS_LONG)) {
- if (EXPECTED(type != 0)) {
- if (UNEXPECTED(zend_isnan(d))) {
- return 0;
- }
- if (UNEXPECTED(!ZEND_DOUBLE_FITS_LONG(d))) {
- return 0;
- } else {
- *dest = zend_dval_to_lval(d);
- }
- } else {
- return 0;
- }
- }
- if (UNEXPECTED(EG(exception))) {
- return 0;
- }
- } else if (EXPECTED(Z_TYPE_P(arg) < IS_TRUE)) {
- *dest = 0;
- } else if (EXPECTED(Z_TYPE_P(arg) == IS_TRUE)) {
- *dest = 1;
- } else {
- return 0;
- }
- return 1;
- }
- /* }}} */
- ZEND_API int ZEND_FASTCALL zend_parse_arg_long_slow(zval *arg, zend_long *dest) /* {{{ */
- {
- if (UNEXPECTED(ZEND_ARG_USES_STRICT_TYPES())) {
- return 0;
- }
- return zend_parse_arg_long_weak(arg, dest);
- }
- /* }}} */
- ZEND_API int ZEND_FASTCALL zend_parse_arg_double_weak(zval *arg, double *dest) /* {{{ */
- {
- if (EXPECTED(Z_TYPE_P(arg) == IS_LONG)) {
- *dest = (double)Z_LVAL_P(arg);
- } else if (EXPECTED(Z_TYPE_P(arg) == IS_STRING)) {
- zend_long l;
- int type;
- if (UNEXPECTED((type = is_numeric_str_function(Z_STR_P(arg), &l, dest)) != IS_DOUBLE)) {
- if (EXPECTED(type != 0)) {
- *dest = (double)(l);
- } else {
- return 0;
- }
- }
- if (UNEXPECTED(EG(exception))) {
- return 0;
- }
- } else if (EXPECTED(Z_TYPE_P(arg) < IS_TRUE)) {
- *dest = 0.0;
- } else if (EXPECTED(Z_TYPE_P(arg) == IS_TRUE)) {
- *dest = 1.0;
- } else {
- return 0;
- }
- return 1;
- }
- /* }}} */
- ZEND_API int ZEND_FASTCALL zend_parse_arg_double_slow(zval *arg, double *dest) /* {{{ */
- {
- if (EXPECTED(Z_TYPE_P(arg) == IS_LONG)) {
- /* SSTH Exception: IS_LONG may be accepted instead as IS_DOUBLE */
- *dest = (double)Z_LVAL_P(arg);
- } else if (UNEXPECTED(ZEND_ARG_USES_STRICT_TYPES())) {
- return 0;
- }
- return zend_parse_arg_double_weak(arg, dest);
- }
- /* }}} */
- ZEND_API int ZEND_FASTCALL zend_parse_arg_number_slow(zval *arg, zval **dest) /* {{{ */
- {
- if (UNEXPECTED(ZEND_ARG_USES_STRICT_TYPES())) {
- return 0;
- }
- if (Z_TYPE_P(arg) == IS_STRING) {
- zend_string *str = Z_STR_P(arg);
- zend_long lval;
- double dval;
- zend_uchar type = is_numeric_string(ZSTR_VAL(str), ZSTR_LEN(str), &lval, &dval, -1);
- if (type == IS_LONG) {
- ZVAL_LONG(arg, lval);
- } else if (type == IS_DOUBLE) {
- ZVAL_DOUBLE(arg, dval);
- } else {
- return 0;
- }
- zend_string_release(str);
- } else if (Z_TYPE_P(arg) < IS_TRUE) {
- ZVAL_LONG(arg, 0);
- } else if (Z_TYPE_P(arg) == IS_TRUE) {
- ZVAL_LONG(arg, 1);
- } else {
- return 0;
- }
- *dest = arg;
- return 1;
- }
- /* }}} */
- ZEND_API int ZEND_FASTCALL zend_parse_arg_str_weak(zval *arg, zend_string **dest) /* {{{ */
- {
- if (EXPECTED(Z_TYPE_P(arg) < IS_STRING)) {
- convert_to_string(arg);
- *dest = Z_STR_P(arg);
- } else if (UNEXPECTED(Z_TYPE_P(arg) == IS_OBJECT)) {
- zend_object *zobj = Z_OBJ_P(arg);
- zval obj;
- if (zobj->handlers->cast_object(zobj, &obj, IS_STRING) == SUCCESS) {
- OBJ_RELEASE(zobj);
- ZVAL_COPY_VALUE(arg, &obj);
- *dest = Z_STR_P(arg);
- return 1;
- }
- return 0;
- } else {
- return 0;
- }
- return 1;
- }
- /* }}} */
- ZEND_API int ZEND_FASTCALL zend_parse_arg_str_slow(zval *arg, zend_string **dest) /* {{{ */
- {
- if (UNEXPECTED(ZEND_ARG_USES_STRICT_TYPES())) {
- return 0;
- }
- return zend_parse_arg_str_weak(arg, dest);
- }
- /* }}} */
- ZEND_API int ZEND_FASTCALL zend_parse_arg_str_or_long_slow(zval *arg, zend_string **dest_str, zend_long *dest_long) /* {{{ */
- {
- if (UNEXPECTED(ZEND_ARG_USES_STRICT_TYPES())) {
- return 0;
- }
- if (zend_parse_arg_long_weak(arg, dest_long)) {
- *dest_str = NULL;
- return 1;
- } else if (zend_parse_arg_str_weak(arg, dest_str)) {
- *dest_long = 0;
- return 1;
- } else {
- return 0;
- }
- }
- /* }}} */
- static const char *zend_parse_arg_impl(int arg_num, zval *arg, va_list *va, const char **spec, char **error) /* {{{ */
- {
- const char *spec_walk = *spec;
- char c = *spec_walk++;
- int check_null = 0;
- int separate = 0;
- zval *real_arg = arg;
- /* scan through modifiers */
- ZVAL_DEREF(arg);
- while (1) {
- if (*spec_walk == '/') {
- SEPARATE_ZVAL_NOREF(arg);
- real_arg = arg;
- separate = 1;
- } else if (*spec_walk == '!') {
- check_null = 1;
- } else {
- break;
- }
- spec_walk++;
- }
- switch (c) {
- case 'l':
- {
- zend_long *p = va_arg(*va, zend_long *);
- zend_bool *is_null = NULL;
- if (check_null) {
- is_null = va_arg(*va, zend_bool *);
- }
- if (!zend_parse_arg_long(arg, p, is_null, check_null)) {
- return check_null ? "?int" : "int";
- }
- }
- break;
- case 'd':
- {
- double *p = va_arg(*va, double *);
- zend_bool *is_null = NULL;
- if (check_null) {
- is_null = va_arg(*va, zend_bool *);
- }
- if (!zend_parse_arg_double(arg, p, is_null, check_null)) {
- return check_null ? "?float" : "float";
- }
- }
- break;
- case 'n':
- {
- zval **p = va_arg(*va, zval **);
- if (!zend_parse_arg_number(arg, p, check_null)) {
- return check_null ? "int|float|null" : "int|float";
- }
- }
- break;
- case 's':
- {
- char **p = va_arg(*va, char **);
- size_t *pl = va_arg(*va, size_t *);
- if (!zend_parse_arg_string(arg, p, pl, check_null)) {
- return check_null ? "?string" : "string";
- }
- }
- break;
- case 'p':
- {
- char **p = va_arg(*va, char **);
- size_t *pl = va_arg(*va, size_t *);
- if (!zend_parse_arg_path(arg, p, pl, check_null)) {
- zend_spprintf(error, 0, "a valid path%s, %s given",
- check_null ? " or null" : "", zend_zval_type_name(arg)
- );
- return "";
- }
- }
- break;
- case 'P':
- {
- zend_string **str = va_arg(*va, zend_string **);
- if (!zend_parse_arg_path_str(arg, str, check_null)) {
- zend_spprintf(error, 0, "a valid path%s, %s given",
- check_null ? " or null" : "", zend_zval_type_name(arg)
- );
- return "";
- }
- }
- break;
- case 'S':
- {
- zend_string **str = va_arg(*va, zend_string **);
- if (!zend_parse_arg_str(arg, str, check_null)) {
- return check_null ? "?string" : "string";
- }
- }
- break;
- case 'b':
- {
- zend_bool *p = va_arg(*va, zend_bool *);
- zend_bool *is_null = NULL;
- if (check_null) {
- is_null = va_arg(*va, zend_bool *);
- }
- if (!zend_parse_arg_bool(arg, p, is_null, check_null)) {
- return check_null ? "?bool" : "bool";
- }
- }
- break;
- case 'r':
- {
- zval **p = va_arg(*va, zval **);
- if (!zend_parse_arg_resource(arg, p, check_null)) {
- return check_null ? "resource or null" : "resource";
- }
- }
- break;
- case 'A':
- case 'a':
- {
- zval **p = va_arg(*va, zval **);
- if (!zend_parse_arg_array(arg, p, check_null, c == 'A')) {
- return check_null ? "?array" : "array";
- }
- }
- break;
- case 'H':
- case 'h':
- {
- HashTable **p = va_arg(*va, HashTable **);
- if (!zend_parse_arg_array_ht(arg, p, check_null, c == 'H', separate)) {
- return check_null ? "?array" : "array";
- }
- }
- break;
- case 'o':
- {
- zval **p = va_arg(*va, zval **);
- if (!zend_parse_arg_object(arg, p, NULL, check_null)) {
- return check_null ? "?object" : "object";
- }
- }
- break;
- case 'O':
- {
- zval **p = va_arg(*va, zval **);
- zend_class_entry *ce = va_arg(*va, zend_class_entry *);
- if (!zend_parse_arg_object(arg, p, ce, check_null)) {
- if (ce) {
- if (check_null) {
- zend_spprintf(error, 0, "of type ?%s, %s given", ZSTR_VAL(ce->name), zend_zval_type_name(arg));
- return "";
- } else {
- return ZSTR_VAL(ce->name);
- }
- } else {
- return check_null ? "?object" : "object";
- }
- }
- }
- break;
- case 'C':
- {
- zend_class_entry *lookup, **pce = va_arg(*va, zend_class_entry **);
- zend_class_entry *ce_base = *pce;
- if (check_null && Z_TYPE_P(arg) == IS_NULL) {
- *pce = NULL;
- break;
- }
- if (!try_convert_to_string(arg)) {
- *pce = NULL;
- return ""; /* try_convert_to_string() throws an exception */
- }
- if ((lookup = zend_lookup_class(Z_STR_P(arg))) == NULL) {
- *pce = NULL;
- } else {
- *pce = lookup;
- }
- if (ce_base) {
- if ((!*pce || !instanceof_function(*pce, ce_base))) {
- zend_spprintf(error, 0, "a class name derived from %s%s, '%s' given",
- ZSTR_VAL(ce_base->name), check_null ? " or null" : "", Z_STRVAL_P(arg));
- *pce = NULL;
- return "";
- }
- }
- if (!*pce) {
- zend_spprintf(error, 0, "a valid class name%s, '%s' given",
- check_null ? " or null" : "", Z_STRVAL_P(arg));
- return "";
- }
- break;
- }
- break;
- case 'f':
- {
- zend_fcall_info *fci = va_arg(*va, zend_fcall_info *);
- zend_fcall_info_cache *fcc = va_arg(*va, zend_fcall_info_cache *);
- char *is_callable_error = NULL;
- if (check_null && Z_TYPE_P(arg) == IS_NULL) {
- fci->size = 0;
- fcc->function_handler = 0;
- break;
- }
- if (zend_fcall_info_init(arg, 0, fci, fcc, NULL, &is_callable_error) == SUCCESS) {
- ZEND_ASSERT(!is_callable_error);
- break;
- }
- if (is_callable_error) {
- zend_spprintf(error, 0, "a valid callback%s, %s", check_null ? " or null" : "", is_callable_error);
- efree(is_callable_error);
- return "";
- } else {
- return check_null ? "a valid callback or null" : "a valid callback";
- }
- }
- case 'z':
- {
- zval **p = va_arg(*va, zval **);
- zend_parse_arg_zval_deref(real_arg, p, check_null);
- }
- break;
- case 'Z': /* replace with 'z' */
- case 'L': /* replace with 'l' */
- ZEND_ASSERT(0 && "ZPP modifier no longer supported");
- default:
- return "unknown";
- }
- *spec = spec_walk;
- return NULL;
- }
- /* }}} */
- static int zend_parse_arg(int arg_num, zval *arg, va_list *va, const char **spec, int flags) /* {{{ */
- {
- const char *expected_type = NULL;
- char *error = NULL;
- expected_type = zend_parse_arg_impl(arg_num, arg, va, spec, &error);
- if (expected_type) {
- if (EG(exception)) {
- return FAILURE;
- }
- if (!(flags & ZEND_PARSE_PARAMS_QUIET) && (*expected_type || error)) {
- if (error) {
- zend_argument_type_error(arg_num, "must be %s", error);
- efree(error);
- } else {
- zend_argument_type_error(arg_num, "must be of type %s, %s given", expected_type, zend_zval_type_name(arg));
- }
- } else if (error) {
- efree(error);
- }
- return FAILURE;
- }
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int zend_parse_parameter(int flags, int arg_num, zval *arg, const char *spec, ...)
- {
- va_list va;
- int ret;
- va_start(va, spec);
- ret = zend_parse_arg(arg_num, arg, &va, &spec, flags);
- va_end(va);
- return ret;
- }
- static ZEND_COLD void zend_parse_parameters_debug_error(const char *msg) {
- zend_function *active_function = EG(current_execute_data)->func;
- const char *class_name = active_function->common.scope
- ? ZSTR_VAL(active_function->common.scope->name) : "";
- zend_error_noreturn(E_CORE_ERROR, "%s%s%s(): %s",
- class_name, class_name[0] ? "::" : "",
- ZSTR_VAL(active_function->common.function_name), msg);
- }
- static int zend_parse_va_args(int num_args, const char *type_spec, va_list *va, int flags) /* {{{ */
- {
- const char *spec_walk;
- int c, i;
- int min_num_args = -1;
- int max_num_args = 0;
- int post_varargs = 0;
- zval *arg;
- int arg_count;
- zend_bool have_varargs = 0;
- zval **varargs = NULL;
- int *n_varargs = NULL;
- for (spec_walk = type_spec; *spec_walk; spec_walk++) {
- c = *spec_walk;
- switch (c) {
- case 'l': case 'd':
- case 's': case 'b':
- case 'r': case 'a':
- case 'o': case 'O':
- case 'z': case 'Z':
- case 'C': case 'h':
- case 'f': case 'A':
- case 'H': case 'p':
- case 'S': case 'P':
- case 'L': case 'n':
- max_num_args++;
- break;
- case '|':
- min_num_args = max_num_args;
- break;
- case '/':
- case '!':
- /* Pass */
- break;
- case '*':
- case '+':
- if (have_varargs) {
- zend_parse_parameters_debug_error(
- "only one varargs specifier (* or +) is permitted");
- return FAILURE;
- }
- have_varargs = 1;
- /* we expect at least one parameter in varargs */
- if (c == '+') {
- max_num_args++;
- }
- /* mark the beginning of varargs */
- post_varargs = max_num_args;
- break;
- default:
- zend_parse_parameters_debug_error("bad type specifier while parsing parameters");
- return FAILURE;
- }
- }
- if (min_num_args < 0) {
- min_num_args = max_num_args;
- }
- if (have_varargs) {
- /* calculate how many required args are at the end of the specifier list */
- post_varargs = max_num_args - post_varargs;
- max_num_args = -1;
- }
- if (num_args < min_num_args || (num_args > max_num_args && max_num_args >= 0)) {
- if (!(flags & ZEND_PARSE_PARAMS_QUIET)) {
- zend_function *active_function = EG(current_execute_data)->func;
- const char *class_name = active_function->common.scope ? ZSTR_VAL(active_function->common.scope->name) : "";
- zend_argument_count_error("%s%s%s() expects %s %d parameter%s, %d given",
- class_name,
- class_name[0] ? "::" : "",
- ZSTR_VAL(active_function->common.function_name),
- min_num_args == max_num_args ? "exactly" : num_args < min_num_args ? "at least" : "at most",
- num_args < min_num_args ? min_num_args : max_num_args,
- (num_args < min_num_args ? min_num_args : max_num_args) == 1 ? "" : "s",
- num_args);
- }
- return FAILURE;
- }
- arg_count = ZEND_CALL_NUM_ARGS(EG(current_execute_data));
- if (num_args > arg_count) {
- zend_parse_parameters_debug_error("could not obtain parameters for parsing");
- return FAILURE;
- }
- i = 0;
- while (num_args-- > 0) {
- if (*type_spec == '|') {
- type_spec++;
- }
- if (*type_spec == '*' || *type_spec == '+') {
- int num_varargs = num_args + 1 - post_varargs;
- /* eat up the passed in storage even if it won't be filled in with varargs */
- varargs = va_arg(*va, zval **);
- n_varargs = va_arg(*va, int *);
- type_spec++;
- if (num_varargs > 0) {
- *n_varargs = num_varargs;
- *varargs = ZEND_CALL_ARG(EG(current_execute_data), i + 1);
- /* adjust how many args we have left and restart loop */
- num_args += 1 - num_varargs;
- i += num_varargs;
- continue;
- } else {
- *varargs = NULL;
- *n_varargs = 0;
- }
- }
- arg = ZEND_CALL_ARG(EG(current_execute_data), i + 1);
- if (zend_parse_arg(i+1, arg, va, &type_spec, flags) == FAILURE) {
- /* clean up varargs array if it was used */
- if (varargs && *varargs) {
- *varargs = NULL;
- }
- return FAILURE;
- }
- i++;
- }
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int zend_parse_parameters_ex(int flags, int num_args, const char *type_spec, ...) /* {{{ */
- {
- va_list va;
- int retval;
- va_start(va, type_spec);
- retval = zend_parse_va_args(num_args, type_spec, &va, flags);
- va_end(va);
- return retval;
- }
- /* }}} */
- ZEND_API int zend_parse_parameters(int num_args, const char *type_spec, ...) /* {{{ */
- {
- va_list va;
- int retval;
- int flags = 0;
- va_start(va, type_spec);
- retval = zend_parse_va_args(num_args, type_spec, &va, flags);
- va_end(va);
- return retval;
- }
- /* }}} */
- ZEND_API int zend_parse_method_parameters(int num_args, zval *this_ptr, const char *type_spec, ...) /* {{{ */
- {
- va_list va;
- int retval;
- int flags = 0;
- const char *p = type_spec;
- zval **object;
- zend_class_entry *ce;
- /* Just checking this_ptr is not enough, because fcall_common_helper does not set
- * Z_OBJ(EG(This)) to NULL when calling an internal function with common.scope == NULL.
- * In that case EG(This) would still be the $this from the calling code and we'd take the
- * wrong branch here. */
- zend_bool is_method = EG(current_execute_data)->func->common.scope != NULL;
- if (!is_method || !this_ptr || Z_TYPE_P(this_ptr) != IS_OBJECT) {
- va_start(va, type_spec);
- retval = zend_parse_va_args(num_args, type_spec, &va, flags);
- va_end(va);
- } else {
- p++;
- va_start(va, type_spec);
- object = va_arg(va, zval **);
- ce = va_arg(va, zend_class_entry *);
- *object = this_ptr;
- if (ce && !instanceof_function(Z_OBJCE_P(this_ptr), ce)) {
- zend_error_noreturn(E_CORE_ERROR, "%s::%s() must be derived from %s::%s",
- ZSTR_VAL(Z_OBJCE_P(this_ptr)->name), get_active_function_name(), ZSTR_VAL(ce->name), get_active_function_name());
- }
- retval = zend_parse_va_args(num_args, p, &va, flags);
- va_end(va);
- }
- return retval;
- }
- /* }}} */
- ZEND_API int zend_parse_method_parameters_ex(int flags, int num_args, zval *this_ptr, const char *type_spec, ...) /* {{{ */
- {
- va_list va;
- int retval;
- const char *p = type_spec;
- zval **object;
- zend_class_entry *ce;
- if (!this_ptr) {
- va_start(va, type_spec);
- retval = zend_parse_va_args(num_args, type_spec, &va, flags);
- va_end(va);
- } else {
- p++;
- va_start(va, type_spec);
- object = va_arg(va, zval **);
- ce = va_arg(va, zend_class_entry *);
- *object = this_ptr;
- if (ce && !instanceof_function(Z_OBJCE_P(this_ptr), ce)) {
- if (!(flags & ZEND_PARSE_PARAMS_QUIET)) {
- zend_error_noreturn(E_CORE_ERROR, "%s::%s() must be derived from %s::%s",
- ZSTR_VAL(ce->name), get_active_function_name(), ZSTR_VAL(Z_OBJCE_P(this_ptr)->name), get_active_function_name());
- }
- va_end(va);
- return FAILURE;
- }
- retval = zend_parse_va_args(num_args, p, &va, flags);
- va_end(va);
- }
- return retval;
- }
- /* }}} */
- /* This function should be called after the constructor has been called
- * because it may call __set from the uninitialized object otherwise. */
- ZEND_API void zend_merge_properties(zval *obj, HashTable *properties) /* {{{ */
- {
- zend_object *zobj = Z_OBJ_P(obj);
- zend_object_write_property_t write_property = zobj->handlers->write_property;
- zend_class_entry *old_scope = EG(fake_scope);
- zend_string *key;
- zval *value;
- EG(fake_scope) = Z_OBJCE_P(obj);
- ZEND_HASH_FOREACH_STR_KEY_VAL(properties, key, value) {
- if (key) {
- write_property(zobj, key, value, NULL);
- }
- } ZEND_HASH_FOREACH_END();
- EG(fake_scope) = old_scope;
- }
- /* }}} */
- ZEND_API int zend_update_class_constants(zend_class_entry *class_type) /* {{{ */
- {
- if (!(class_type->ce_flags & ZEND_ACC_CONSTANTS_UPDATED)) {
- zend_class_constant *c;
- zval *val;
- zend_property_info *prop_info;
- if (class_type->parent) {
- if (UNEXPECTED(zend_update_class_constants(class_type->parent) != SUCCESS)) {
- return FAILURE;
- }
- }
- ZEND_HASH_FOREACH_PTR(&class_type->constants_table, c) {
- val = &c->value;
- if (Z_TYPE_P(val) == IS_CONSTANT_AST) {
- if (UNEXPECTED(zval_update_constant_ex(val, c->ce) != SUCCESS)) {
- return FAILURE;
- }
- }
- } ZEND_HASH_FOREACH_END();
- if (class_type->default_static_members_count && !CE_STATIC_MEMBERS(class_type)) {
- if (class_type->type == ZEND_INTERNAL_CLASS || (class_type->ce_flags & (ZEND_ACC_IMMUTABLE|ZEND_ACC_PRELOADED))) {
- zend_class_init_statics(class_type);
- }
- }
- ZEND_HASH_FOREACH_PTR(&class_type->properties_info, prop_info) {
- if (prop_info->flags & ZEND_ACC_STATIC) {
- val = CE_STATIC_MEMBERS(class_type) + prop_info->offset;
- } else {
- val = (zval*)((char*)class_type->default_properties_table + prop_info->offset - OBJ_PROP_TO_OFFSET(0));
- }
- if (Z_TYPE_P(val) == IS_CONSTANT_AST) {
- if (ZEND_TYPE_IS_SET(prop_info->type)) {
- zval tmp;
- ZVAL_COPY(&tmp, val);
- if (UNEXPECTED(zval_update_constant_ex(&tmp, prop_info->ce) != SUCCESS)) {
- zval_ptr_dtor(&tmp);
- return FAILURE;
- }
- /* property initializers must always be evaluated with strict types */;
- if (UNEXPECTED(!zend_verify_property_type(prop_info, &tmp, /* strict */ 1))) {
- zval_ptr_dtor(&tmp);
- return FAILURE;
- }
- zval_ptr_dtor(val);
- ZVAL_COPY_VALUE(val, &tmp);
- } else if (UNEXPECTED(zval_update_constant_ex(val, prop_info->ce) != SUCCESS)) {
- return FAILURE;
- }
- }
- } ZEND_HASH_FOREACH_END();
- class_type->ce_flags |= ZEND_ACC_CONSTANTS_UPDATED;
- }
- return SUCCESS;
- }
- /* }}} */
- static zend_always_inline void _object_properties_init(zend_object *object, zend_class_entry *class_type) /* {{{ */
- {
- if (class_type->default_properties_count) {
- zval *src = class_type->default_properties_table;
- zval *dst = object->properties_table;
- zval *end = src + class_type->default_properties_count;
- if (UNEXPECTED(class_type->type == ZEND_INTERNAL_CLASS)) {
- do {
- ZVAL_COPY_OR_DUP_PROP(dst, src);
- src++;
- dst++;
- } while (src != end);
- } else {
- do {
- ZVAL_COPY_PROP(dst, src);
- src++;
- dst++;
- } while (src != end);
- }
- }
- }
- /* }}} */
- ZEND_API void object_properties_init(zend_object *object, zend_class_entry *class_type) /* {{{ */
- {
- object->properties = NULL;
- _object_properties_init(object, class_type);
- }
- /* }}} */
- ZEND_API void object_properties_init_ex(zend_object *object, HashTable *properties) /* {{{ */
- {
- object->properties = properties;
- if (object->ce->default_properties_count) {
- zval *prop;
- zend_string *key;
- zend_property_info *property_info;
- ZEND_HASH_FOREACH_STR_KEY_VAL(properties, key, prop) {
- property_info = zend_get_property_info(object->ce, key, 1);
- if (property_info != ZEND_WRONG_PROPERTY_INFO &&
- property_info &&
- (property_info->flags & ZEND_ACC_STATIC) == 0) {
- zval *slot = OBJ_PROP(object, property_info->offset);
- if (UNEXPECTED(ZEND_TYPE_IS_SET(property_info->type))) {
- zval tmp;
- ZVAL_COPY_VALUE(&tmp, prop);
- if (UNEXPECTED(!zend_verify_property_type(property_info, &tmp, 0))) {
- continue;
- }
- ZVAL_COPY_VALUE(slot, &tmp);
- } else {
- ZVAL_COPY_VALUE(slot, prop);
- }
- ZVAL_INDIRECT(prop, slot);
- }
- } ZEND_HASH_FOREACH_END();
- }
- }
- /* }}} */
- ZEND_API void object_properties_load(zend_object *object, HashTable *properties) /* {{{ */
- {
- zval *prop, tmp;
- zend_string *key;
- zend_long h;
- zend_property_info *property_info;
- ZEND_HASH_FOREACH_KEY_VAL(properties, h, key, prop) {
- if (key) {
- if (ZSTR_VAL(key)[0] == '\0') {
- const char *class_name, *prop_name;
- size_t prop_name_len;
- if (zend_unmangle_property_name_ex(key, &class_name, &prop_name, &prop_name_len) == SUCCESS) {
- zend_string *pname = zend_string_init(prop_name, prop_name_len, 0);
- zend_class_entry *prev_scope = EG(fake_scope);
- if (class_name && class_name[0] != '*') {
- zend_string *cname = zend_string_init(class_name, strlen(class_name), 0);
- EG(fake_scope) = zend_lookup_class(cname);
- zend_string_release_ex(cname, 0);
- }
- property_info = zend_get_property_info(object->ce, pname, 1);
- zend_string_release_ex(pname, 0);
- EG(fake_scope) = prev_scope;
- } else {
- property_info = ZEND_WRONG_PROPERTY_INFO;
- }
- } else {
- property_info = zend_get_property_info(object->ce, key, 1);
- }
- if (property_info != ZEND_WRONG_PROPERTY_INFO &&
- property_info &&
- (property_info->flags & ZEND_ACC_STATIC) == 0) {
- zval *slot = OBJ_PROP(object, property_info->offset);
- zval_ptr_dtor(slot);
- ZVAL_COPY_VALUE(slot, prop);
- zval_add_ref(slot);
- if (object->properties) {
- ZVAL_INDIRECT(&tmp, slot);
- zend_hash_update(object->properties, key, &tmp);
- }
- } else {
- if (!object->properties) {
- rebuild_object_properties(object);
- }
- prop = zend_hash_update(object->properties, key, prop);
- zval_add_ref(prop);
- }
- } else {
- if (!object->properties) {
- rebuild_object_properties(object);
- }
- prop = zend_hash_index_update(object->properties, h, prop);
- zval_add_ref(prop);
- }
- } ZEND_HASH_FOREACH_END();
- }
- /* }}} */
- /* This function requires 'properties' to contain all props declared in the
- * class and all props being public. If only a subset is given or the class
- * has protected members then you need to merge the properties separately by
- * calling zend_merge_properties(). */
- static zend_always_inline int _object_and_properties_init(zval *arg, zend_class_entry *class_type, HashTable *properties) /* {{{ */
- {
- if (UNEXPECTED(class_type->ce_flags & (ZEND_ACC_INTERFACE|ZEND_ACC_TRAIT|ZEND_ACC_IMPLICIT_ABSTRACT_CLASS|ZEND_ACC_EXPLICIT_ABSTRACT_CLASS))) {
- if (class_type->ce_flags & ZEND_ACC_INTERFACE) {
- zend_throw_error(NULL, "Cannot instantiate interface %s", ZSTR_VAL(class_type->name));
- } else if (class_type->ce_flags & ZEND_ACC_TRAIT) {
- zend_throw_error(NULL, "Cannot instantiate trait %s", ZSTR_VAL(class_type->name));
- } else {
- zend_throw_error(NULL, "Cannot instantiate abstract class %s", ZSTR_VAL(class_type->name));
- }
- ZVAL_NULL(arg);
- Z_OBJ_P(arg) = NULL;
- return FAILURE;
- }
- if (UNEXPECTED(!(class_type->ce_flags & ZEND_ACC_CONSTANTS_UPDATED))) {
- if (UNEXPECTED(zend_update_class_constants(class_type) != SUCCESS)) {
- ZVAL_NULL(arg);
- Z_OBJ_P(arg) = NULL;
- return FAILURE;
- }
- }
- if (class_type->create_object == NULL) {
- zend_object *obj = zend_objects_new(class_type);
- ZVAL_OBJ(arg, obj);
- if (properties) {
- object_properties_init_ex(obj, properties);
- } else {
- _object_properties_init(obj, class_type);
- }
- } else {
- ZVAL_OBJ(arg, class_type->create_object(class_type));
- }
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int object_and_properties_init(zval *arg, zend_class_entry *class_type, HashTable *properties) /* {{{ */
- {
- return _object_and_properties_init(arg, class_type, properties);
- }
- /* }}} */
- ZEND_API int object_init_ex(zval *arg, zend_class_entry *class_type) /* {{{ */
- {
- return _object_and_properties_init(arg, class_type, NULL);
- }
- /* }}} */
- ZEND_API int object_init(zval *arg) /* {{{ */
- {
- ZVAL_OBJ(arg, zend_objects_new(zend_standard_class_def));
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int add_assoc_long_ex(zval *arg, const char *key, size_t key_len, zend_long n) /* {{{ */
- {
- zval tmp;
- ZVAL_LONG(&tmp, n);
- zend_symtable_str_update(Z_ARRVAL_P(arg), key, key_len, &tmp);
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int add_assoc_null_ex(zval *arg, const char *key, size_t key_len) /* {{{ */
- {
- zval tmp;
- ZVAL_NULL(&tmp);
- zend_symtable_str_update(Z_ARRVAL_P(arg), key, key_len, &tmp);
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int add_assoc_bool_ex(zval *arg, const char *key, size_t key_len, int b) /* {{{ */
- {
- zval tmp;
- ZVAL_BOOL(&tmp, b);
- zend_symtable_str_update(Z_ARRVAL_P(arg), key, key_len, &tmp);
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int add_assoc_resource_ex(zval *arg, const char *key, size_t key_len, zend_resource *r) /* {{{ */
- {
- zval tmp;
- ZVAL_RES(&tmp, r);
- zend_symtable_str_update(Z_ARRVAL_P(arg), key, key_len, &tmp);
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int add_assoc_double_ex(zval *arg, const char *key, size_t key_len, double d) /* {{{ */
- {
- zval tmp;
- ZVAL_DOUBLE(&tmp, d);
- zend_symtable_str_update(Z_ARRVAL_P(arg), key, key_len, &tmp);
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int add_assoc_str_ex(zval *arg, const char *key, size_t key_len, zend_string *str) /* {{{ */
- {
- zval tmp;
- ZVAL_STR(&tmp, str);
- zend_symtable_str_update(Z_ARRVAL_P(arg), key, key_len, &tmp);
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int add_assoc_string_ex(zval *arg, const char *key, size_t key_len, const char *str) /* {{{ */
- {
- zval tmp;
- ZVAL_STRING(&tmp, str);
- zend_symtable_str_update(Z_ARRVAL_P(arg), key, key_len, &tmp);
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int add_assoc_stringl_ex(zval *arg, const char *key, size_t key_len, const char *str, size_t length) /* {{{ */
- {
- zval tmp;
- ZVAL_STRINGL(&tmp, str, length);
- zend_symtable_str_update(Z_ARRVAL_P(arg), key, key_len, &tmp);
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int add_assoc_zval_ex(zval *arg, const char *key, size_t key_len, zval *value) /* {{{ */
- {
- zend_symtable_str_update(Z_ARRVAL_P(arg), key, key_len, value);
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int add_index_long(zval *arg, zend_ulong index, zend_long n) /* {{{ */
- {
- zval tmp;
- ZVAL_LONG(&tmp, n);
- zend_hash_index_update(Z_ARRVAL_P(arg), index, &tmp);
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int add_index_null(zval *arg, zend_ulong index) /* {{{ */
- {
- zval tmp;
- ZVAL_NULL(&tmp);
- zend_hash_index_update(Z_ARRVAL_P(arg), index, &tmp);
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int add_index_bool(zval *arg, zend_ulong index, int b) /* {{{ */
- {
- zval tmp;
- ZVAL_BOOL(&tmp, b);
- zend_hash_index_update(Z_ARRVAL_P(arg), index, &tmp);
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int add_index_resource(zval *arg, zend_ulong index, zend_resource *r) /* {{{ */
- {
- zval tmp;
- ZVAL_RES(&tmp, r);
- zend_hash_index_update(Z_ARRVAL_P(arg), index, &tmp);
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int add_index_double(zval *arg, zend_ulong index, double d) /* {{{ */
- {
- zval tmp;
- ZVAL_DOUBLE(&tmp, d);
- zend_hash_index_update(Z_ARRVAL_P(arg), index, &tmp);
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int add_index_str(zval *arg, zend_ulong index, zend_string *str) /* {{{ */
- {
- zval tmp;
- ZVAL_STR(&tmp, str);
- zend_hash_index_update(Z_ARRVAL_P(arg), index, &tmp);
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int add_index_string(zval *arg, zend_ulong index, const char *str) /* {{{ */
- {
- zval tmp;
- ZVAL_STRING(&tmp, str);
- zend_hash_index_update(Z_ARRVAL_P(arg), index, &tmp);
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int add_index_stringl(zval *arg, zend_ulong index, const char *str, size_t length) /* {{{ */
- {
- zval tmp;
- ZVAL_STRINGL(&tmp, str, length);
- zend_hash_index_update(Z_ARRVAL_P(arg), index, &tmp);
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int add_next_index_long(zval *arg, zend_long n) /* {{{ */
- {
- zval tmp;
- ZVAL_LONG(&tmp, n);
- return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp) ? SUCCESS : FAILURE;
- }
- /* }}} */
- ZEND_API int add_next_index_null(zval *arg) /* {{{ */
- {
- zval tmp;
- ZVAL_NULL(&tmp);
- return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp) ? SUCCESS : FAILURE;
- }
- /* }}} */
- ZEND_API int add_next_index_bool(zval *arg, int b) /* {{{ */
- {
- zval tmp;
- ZVAL_BOOL(&tmp, b);
- return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp) ? SUCCESS : FAILURE;
- }
- /* }}} */
- ZEND_API int add_next_index_resource(zval *arg, zend_resource *r) /* {{{ */
- {
- zval tmp;
- ZVAL_RES(&tmp, r);
- return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp) ? SUCCESS : FAILURE;
- }
- /* }}} */
- ZEND_API int add_next_index_double(zval *arg, double d) /* {{{ */
- {
- zval tmp;
- ZVAL_DOUBLE(&tmp, d);
- return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp) ? SUCCESS : FAILURE;
- }
- /* }}} */
- ZEND_API int add_next_index_str(zval *arg, zend_string *str) /* {{{ */
- {
- zval tmp;
- ZVAL_STR(&tmp, str);
- return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp) ? SUCCESS : FAILURE;
- }
- /* }}} */
- ZEND_API int add_next_index_string(zval *arg, const char *str) /* {{{ */
- {
- zval tmp;
- ZVAL_STRING(&tmp, str);
- return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp) ? SUCCESS : FAILURE;
- }
- /* }}} */
- ZEND_API int add_next_index_stringl(zval *arg, const char *str, size_t length) /* {{{ */
- {
- zval tmp;
- ZVAL_STRINGL(&tmp, str, length);
- return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp) ? SUCCESS : FAILURE;
- }
- /* }}} */
- ZEND_API int array_set_zval_key(HashTable *ht, zval *key, zval *value) /* {{{ */
- {
- zval *result;
- switch (Z_TYPE_P(key)) {
- case IS_STRING:
- result = zend_symtable_update(ht, Z_STR_P(key), value);
- break;
- case IS_NULL:
- result = zend_hash_update(ht, ZSTR_EMPTY_ALLOC(), value);
- break;
- case IS_RESOURCE:
- zend_error(E_WARNING, "Resource ID#%d used as offset, casting to integer (%d)", Z_RES_HANDLE_P(key), Z_RES_HANDLE_P(key));
- result = zend_hash_index_update(ht, Z_RES_HANDLE_P(key), value);
- break;
- case IS_FALSE:
- result = zend_hash_index_update(ht, 0, value);
- break;
- case IS_TRUE:
- result = zend_hash_index_update(ht, 1, value);
- break;
- case IS_LONG:
- result = zend_hash_index_update(ht, Z_LVAL_P(key), value);
- break;
- case IS_DOUBLE:
- result = zend_hash_index_update(ht, zend_dval_to_lval(Z_DVAL_P(key)), value);
- break;
- default:
- zend_type_error("Illegal offset type");
- result = NULL;
- }
- if (result) {
- Z_TRY_ADDREF_P(result);
- return SUCCESS;
- } else {
- return FAILURE;
- }
- }
- /* }}} */
- ZEND_API int add_property_long_ex(zval *arg, const char *key, size_t key_len, zend_long n) /* {{{ */
- {
- zval tmp;
- ZVAL_LONG(&tmp, n);
- return add_property_zval_ex(arg, key, key_len, &tmp);
- }
- /* }}} */
- ZEND_API int add_property_bool_ex(zval *arg, const char *key, size_t key_len, zend_long b) /* {{{ */
- {
- zval tmp;
- ZVAL_BOOL(&tmp, b);
- return add_property_zval_ex(arg, key, key_len, &tmp);
- }
- /* }}} */
- ZEND_API int add_property_null_ex(zval *arg, const char *key, size_t key_len) /* {{{ */
- {
- zval tmp;
- ZVAL_NULL(&tmp);
- return add_property_zval_ex(arg, key, key_len, &tmp);
- }
- /* }}} */
- ZEND_API int add_property_resource_ex(zval *arg, const char *key, size_t key_len, zend_resource *r) /* {{{ */
- {
- zval tmp;
- ZVAL_RES(&tmp, r);
- add_property_zval_ex(arg, key, key_len, &tmp);
- zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int add_property_double_ex(zval *arg, const char *key, size_t key_len, double d) /* {{{ */
- {
- zval tmp;
- ZVAL_DOUBLE(&tmp, d);
- return add_property_zval_ex(arg, key, key_len, &tmp);
- }
- /* }}} */
- ZEND_API int add_property_str_ex(zval *arg, const char *key, size_t key_len, zend_string *str) /* {{{ */
- {
- zval tmp;
- ZVAL_STR(&tmp, str);
- add_property_zval_ex(arg, key, key_len, &tmp);
- zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int add_property_string_ex(zval *arg, const char *key, size_t key_len, const char *str) /* {{{ */
- {
- zval tmp;
- ZVAL_STRING(&tmp, str);
- add_property_zval_ex(arg, key, key_len, &tmp);
- zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int add_property_stringl_ex(zval *arg, const char *key, size_t key_len, const char *str, size_t length) /* {{{ */
- {
- zval tmp;
- ZVAL_STRINGL(&tmp, str, length);
- add_property_zval_ex(arg, key, key_len, &tmp);
- zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int add_property_zval_ex(zval *arg, const char *key, size_t key_len, zval *value) /* {{{ */
- {
- zend_string *str;
- str = zend_string_init(key, key_len, 0);
- Z_OBJ_HANDLER_P(arg, write_property)(Z_OBJ_P(arg), str, value, NULL);
- zend_string_release_ex(str, 0);
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int zend_startup_module_ex(zend_module_entry *module) /* {{{ */
- {
- size_t name_len;
- zend_string *lcname;
- if (module->module_started) {
- return SUCCESS;
- }
- module->module_started = 1;
- /* Check module dependencies */
- if (module->deps) {
- const zend_module_dep *dep = module->deps;
- while (dep->name) {
- if (dep->type == MODULE_DEP_REQUIRED) {
- zend_module_entry *req_mod;
- name_len = strlen(dep->name);
- lcname = zend_string_alloc(name_len, 0);
- zend_str_tolower_copy(ZSTR_VAL(lcname), dep->name, name_len);
- if ((req_mod = zend_hash_find_ptr(&module_registry, lcname)) == NULL || !req_mod->module_started) {
- zend_string_efree(lcname);
- /* TODO: Check version relationship */
- zend_error(E_CORE_WARNING, "Cannot load module '%s' because required module '%s' is not loaded", module->name, dep->name);
- module->module_started = 0;
- return FAILURE;
- }
- zend_string_efree(lcname);
- }
- ++dep;
- }
- }
- /* Initialize module globals */
- if (module->globals_size) {
- #ifdef ZTS
- ts_allocate_id(module->globals_id_ptr, module->globals_size, (ts_allocate_ctor) module->globals_ctor, (ts_allocate_dtor) module->globals_dtor);
- #else
- if (module->globals_ctor) {
- module->globals_ctor(module->globals_ptr);
- }
- #endif
- }
- if (module->module_startup_func) {
- EG(current_module) = module;
- if (module->module_startup_func(module->type, module->module_number)==FAILURE) {
- zend_error_noreturn(E_CORE_ERROR,"Unable to start %s module", module->name);
- EG(current_module) = NULL;
- return FAILURE;
- }
- EG(current_module) = NULL;
- }
- return SUCCESS;
- }
- /* }}} */
- static int zend_startup_module_zval(zval *zv) /* {{{ */
- {
- zend_module_entry *module = Z_PTR_P(zv);
- return (zend_startup_module_ex(module) == SUCCESS) ? ZEND_HASH_APPLY_KEEP : ZEND_HASH_APPLY_REMOVE;
- }
- /* }}} */
- static void zend_sort_modules(void *base, size_t count, size_t siz, compare_func_t compare, swap_func_t swp) /* {{{ */
- {
- Bucket *b1 = base;
- Bucket *b2;
- Bucket *end = b1 + count;
- Bucket tmp;
- zend_module_entry *m, *r;
- while (b1 < end) {
- try_again:
- m = (zend_module_entry*)Z_PTR(b1->val);
- if (!m->module_started && m->deps) {
- const zend_module_dep *dep = m->deps;
- while (dep->name) {
- if (dep->type == MODULE_DEP_REQUIRED || dep->type == MODULE_DEP_OPTIONAL) {
- b2 = b1 + 1;
- while (b2 < end) {
- r = (zend_module_entry*)Z_PTR(b2->val);
- if (strcasecmp(dep->name, r->name) == 0) {
- tmp = *b1;
- *b1 = *b2;
- *b2 = tmp;
- goto try_again;
- }
- b2++;
- }
- }
- dep++;
- }
- }
- b1++;
- }
- }
- /* }}} */
- ZEND_API void zend_collect_module_handlers(void) /* {{{ */
- {
- zend_module_entry *module;
- int startup_count = 0;
- int shutdown_count = 0;
- int post_deactivate_count = 0;
- zend_class_entry *ce;
- int class_count = 0;
- /* Collect extensions with request startup/shutdown handlers */
- ZEND_HASH_FOREACH_PTR(&module_registry, module) {
- if (module->request_startup_func) {
- startup_count++;
- }
- if (module->request_shutdown_func) {
- shutdown_count++;
- }
- if (module->post_deactivate_func) {
- post_deactivate_count++;
- }
- } ZEND_HASH_FOREACH_END();
- module_request_startup_handlers = (zend_module_entry**)malloc(
- sizeof(zend_module_entry*) *
- (startup_count + 1 +
- shutdown_count + 1 +
- post_deactivate_count + 1));
- module_request_startup_handlers[startup_count] = NULL;
- module_request_shutdown_handlers = module_request_startup_handlers + startup_count + 1;
- module_request_shutdown_handlers[shutdown_count] = NULL;
- module_post_deactivate_handlers = module_request_shutdown_handlers + shutdown_count + 1;
- module_post_deactivate_handlers[post_deactivate_count] = NULL;
- startup_count = 0;
- ZEND_HASH_FOREACH_PTR(&module_registry, module) {
- if (module->request_startup_func) {
- module_request_startup_handlers[startup_count++] = module;
- }
- if (module->request_shutdown_func) {
- module_request_shutdown_handlers[--shutdown_count] = module;
- }
- if (module->post_deactivate_func) {
- module_post_deactivate_handlers[--post_deactivate_count] = module;
- }
- } ZEND_HASH_FOREACH_END();
- /* Collect internal classes with static members */
- ZEND_HASH_FOREACH_PTR(CG(class_table), ce) {
- if (ce->type == ZEND_INTERNAL_CLASS &&
- ce->default_static_members_count > 0) {
- class_count++;
- }
- } ZEND_HASH_FOREACH_END();
- class_cleanup_handlers = (zend_class_entry**)malloc(
- sizeof(zend_class_entry*) *
- (class_count + 1));
- class_cleanup_handlers[class_count] = NULL;
- if (class_count) {
- ZEND_HASH_FOREACH_PTR(CG(class_table), ce) {
- if (ce->type == ZEND_INTERNAL_CLASS &&
- ce->default_static_members_count > 0) {
- class_cleanup_handlers[--class_count] = ce;
- }
- } ZEND_HASH_FOREACH_END();
- }
- }
- /* }}} */
- ZEND_API int zend_startup_modules(void) /* {{{ */
- {
- zend_hash_sort_ex(&module_registry, zend_sort_modules, NULL, 0);
- zend_hash_apply(&module_registry, zend_startup_module_zval);
- return SUCCESS;
- }
- /* }}} */
- ZEND_API void zend_destroy_modules(void) /* {{{ */
- {
- free(class_cleanup_handlers);
- free(module_request_startup_handlers);
- zend_hash_graceful_reverse_destroy(&module_registry);
- }
- /* }}} */
- ZEND_API zend_module_entry* zend_register_module_ex(zend_module_entry *module) /* {{{ */
- {
- size_t name_len;
- zend_string *lcname;
- zend_module_entry *module_ptr;
- if (!module) {
- return NULL;
- }
- #if 0
- zend_printf("%s: Registering module %d\n", module->name, module->module_number);
- #endif
- /* Check module dependencies */
- if (module->deps) {
- const zend_module_dep *dep = module->deps;
- while (dep->name) {
- if (dep->type == MODULE_DEP_CONFLICTS) {
- name_len = strlen(dep->name);
- lcname = zend_string_alloc(name_len, 0);
- zend_str_tolower_copy(ZSTR_VAL(lcname), dep->name, name_len);
- if (zend_hash_exists(&module_registry, lcname) || zend_get_extension(dep->name)) {
- zend_string_efree(lcname);
- /* TODO: Check version relationship */
- zend_error(E_CORE_WARNING, "Cannot load module '%s' because conflicting module '%s' is already loaded", module->name, dep->name);
- return NULL;
- }
- zend_string_efree(lcname);
- }
- ++dep;
- }
- }
- name_len = strlen(module->name);
- lcname = zend_string_alloc(name_len, module->type == MODULE_PERSISTENT);
- zend_str_tolower_copy(ZSTR_VAL(lcname), module->name, name_len);
- lcname = zend_new_interned_string(lcname);
- if ((module_ptr = zend_hash_add_mem(&module_registry, lcname, module, sizeof(zend_module_entry))) == NULL) {
- zend_error(E_CORE_WARNING, "Module '%s' already loaded", module->name);
- zend_string_release(lcname);
- return NULL;
- }
- module = module_ptr;
- EG(current_module) = module;
- if (module->functions && zend_register_functions(NULL, module->functions, NULL, module->type)==FAILURE) {
- zend_hash_del(&module_registry, lcname);
- zend_string_release(lcname);
- EG(current_module) = NULL;
- zend_error(E_CORE_WARNING,"%s: Unable to register functions, unable to load", module->name);
- return NULL;
- }
- EG(current_module) = NULL;
- zend_string_release(lcname);
- return module;
- }
- /* }}} */
- ZEND_API zend_module_entry* zend_register_internal_module(zend_module_entry *module) /* {{{ */
- {
- module->module_number = zend_next_free_module();
- module->type = MODULE_PERSISTENT;
- return zend_register_module_ex(module);
- }
- /* }}} */
- ZEND_API void zend_check_magic_method_implementation(const zend_class_entry *ce, const zend_function *fptr, zend_string *lcname, int error_type) /* {{{ */
- {
- if (ZSTR_VAL(fptr->common.function_name)[0] != '_'
- || ZSTR_VAL(fptr->common.function_name)[1] != '_') {
- return;
- }
- if (zend_string_equals_literal(lcname, ZEND_DESTRUCTOR_FUNC_NAME) && fptr->common.num_args != 0) {
- zend_error(error_type, "Destructor %s::%s() cannot take arguments", ZSTR_VAL(ce->name), ZEND_DESTRUCTOR_FUNC_NAME);
- } else if (zend_string_equals_literal(lcname, ZEND_CLONE_FUNC_NAME) && fptr->common.num_args != 0) {
- zend_error(error_type, "Method %s::%s() cannot accept any arguments", ZSTR_VAL(ce->name), ZEND_CLONE_FUNC_NAME);
- } else if (zend_string_equals_literal(lcname, ZEND_GET_FUNC_NAME)) {
- if (fptr->common.num_args != 1) {
- zend_error(error_type, "Method %s::%s() must take exactly 1 argument", ZSTR_VAL(ce->name), ZEND_GET_FUNC_NAME);
- } else if (QUICK_ARG_SHOULD_BE_SENT_BY_REF(fptr, 1)) {
- zend_error(error_type, "Method %s::%s() cannot take arguments by reference", ZSTR_VAL(ce->name), ZEND_GET_FUNC_NAME);
- }
- } else if (zend_string_equals_literal(lcname, ZEND_SET_FUNC_NAME)) {
- if (fptr->common.num_args != 2) {
- zend_error(error_type, "Method %s::%s() must take exactly 2 arguments", ZSTR_VAL(ce->name), ZEND_SET_FUNC_NAME);
- } else if (QUICK_ARG_SHOULD_BE_SENT_BY_REF(fptr, 1) || QUICK_ARG_SHOULD_BE_SENT_BY_REF(fptr, 2)) {
- zend_error(error_type, "Method %s::%s() cannot take arguments by reference", ZSTR_VAL(ce->name), ZEND_SET_FUNC_NAME);
- }
- } else if (zend_string_equals_literal(lcname, ZEND_UNSET_FUNC_NAME)) {
- if (fptr->common.num_args != 1) {
- zend_error(error_type, "Method %s::%s() must take exactly 1 argument", ZSTR_VAL(ce->name), ZEND_UNSET_FUNC_NAME);
- } else if (QUICK_ARG_SHOULD_BE_SENT_BY_REF(fptr, 1)) {
- zend_error(error_type, "Method %s::%s() cannot take arguments by reference", ZSTR_VAL(ce->name), ZEND_UNSET_FUNC_NAME);
- }
- } else if (zend_string_equals_literal(lcname, ZEND_ISSET_FUNC_NAME)) {
- if (fptr->common.num_args != 1) {
- zend_error(error_type, "Method %s::%s() must take exactly 1 argument", ZSTR_VAL(ce->name), ZEND_ISSET_FUNC_NAME);
- } else if (QUICK_ARG_SHOULD_BE_SENT_BY_REF(fptr, 1)) {
- zend_error(error_type, "Method %s::%s() cannot take arguments by reference", ZSTR_VAL(ce->name), ZEND_ISSET_FUNC_NAME);
- }
- } else if (zend_string_equals_literal(lcname, ZEND_CALL_FUNC_NAME)) {
- if (fptr->common.num_args != 2) {
- zend_error(error_type, "Method %s::%s() must take exactly 2 arguments", ZSTR_VAL(ce->name), ZEND_CALL_FUNC_NAME);
- } else if (QUICK_ARG_SHOULD_BE_SENT_BY_REF(fptr, 1) || QUICK_ARG_SHOULD_BE_SENT_BY_REF(fptr, 2)) {
- zend_error(error_type, "Method %s::%s() cannot take arguments by reference", ZSTR_VAL(ce->name), ZEND_CALL_FUNC_NAME);
- }
- } else if (zend_string_equals_literal(lcname, ZEND_CALLSTATIC_FUNC_NAME)) {
- if (fptr->common.num_args != 2) {
- zend_error(error_type, "Method %s::__callStatic() must take exactly 2 arguments", ZSTR_VAL(ce->name));
- } else if (QUICK_ARG_SHOULD_BE_SENT_BY_REF(fptr, 1) || QUICK_ARG_SHOULD_BE_SENT_BY_REF(fptr, 2)) {
- zend_error(error_type, "Method %s::__callStatic() cannot take arguments by reference", ZSTR_VAL(ce->name));
- }
- } else if (zend_string_equals_literal(lcname, ZEND_TOSTRING_FUNC_NAME) && fptr->common.num_args != 0) {
- zend_error(error_type, "Method %s::__toString() cannot take arguments", ZSTR_VAL(ce->name));
- } else if (zend_string_equals_literal(lcname, ZEND_DEBUGINFO_FUNC_NAME) && fptr->common.num_args != 0) {
- zend_error(error_type, "Method %s::__debugInfo() cannot take arguments", ZSTR_VAL(ce->name));
- } else if (zend_string_equals_literal(lcname, "__serialize") && fptr->common.num_args != 0) {
- zend_error(error_type, "Method %s::__serialize() cannot take arguments", ZSTR_VAL(ce->name));
- } else if (zend_string_equals_literal(lcname, "__unserialize") && fptr->common.num_args != 1) {
- zend_error(error_type, "Method %s::__unserialize() must take exactly 1 argument", ZSTR_VAL(ce->name));
- }
- }
- /* }}} */
- /* registers all functions in *library_functions in the function hash */
- ZEND_API int zend_register_functions(zend_class_entry *scope, const zend_function_entry *functions, HashTable *function_table, int type) /* {{{ */
- {
- const zend_function_entry *ptr = functions;
- zend_function function, *reg_function;
- zend_internal_function *internal_function = (zend_internal_function *)&function;
- int count=0, unload=0;
- HashTable *target_function_table = function_table;
- int error_type;
- zend_function *ctor = NULL, *dtor = NULL, *clone = NULL, *__get = NULL, *__set = NULL, *__unset = NULL, *__isset = NULL, *__call = NULL, *__callstatic = NULL, *__tostring = NULL, *__debugInfo = NULL, *serialize_func = NULL, *unserialize_func = NULL;
- zend_string *lowercase_name;
- size_t fname_len;
- const char *lc_class_name = NULL;
- size_t class_name_len = 0;
- if (type==MODULE_PERSISTENT) {
- error_type = E_CORE_WARNING;
- } else {
- error_type = E_WARNING;
- }
- if (!target_function_table) {
- target_function_table = CG(function_table);
- }
- internal_function->type = ZEND_INTERNAL_FUNCTION;
- internal_function->module = EG(current_module);
- memset(internal_function->reserved, 0, ZEND_MAX_RESERVED_RESOURCES * sizeof(void*));
- if (scope) {
- class_name_len = ZSTR_LEN(scope->name);
- if ((lc_class_name = zend_memrchr(ZSTR_VAL(scope->name), '\\', class_name_len))) {
- ++lc_class_name;
- class_name_len -= (lc_class_name - ZSTR_VAL(scope->name));
- lc_class_name = zend_str_tolower_dup(lc_class_name, class_name_len);
- } else {
- lc_class_name = zend_str_tolower_dup(ZSTR_VAL(scope->name), class_name_len);
- }
- }
- while (ptr->fname) {
- fname_len = strlen(ptr->fname);
- internal_function->handler = ptr->handler;
- internal_function->function_name = zend_string_init_interned(ptr->fname, fname_len, 1);
- internal_function->scope = scope;
- internal_function->prototype = NULL;
- if (ptr->flags) {
- if (!(ptr->flags & ZEND_ACC_PPP_MASK)) {
- if (ptr->flags != ZEND_ACC_DEPRECATED && scope) {
- zend_error(error_type, "Invalid access level for %s%s%s() - access must be exactly one of public, protected or private", scope ? ZSTR_VAL(scope->name) : "", scope ? "::" : "", ptr->fname);
- }
- internal_function->fn_flags = ZEND_ACC_PUBLIC | ptr->flags;
- } else {
- internal_function->fn_flags = ptr->flags;
- }
- } else {
- internal_function->fn_flags = ZEND_ACC_PUBLIC;
- }
- if (ptr->arg_info) {
- zend_internal_function_info *info = (zend_internal_function_info*)ptr->arg_info;
- internal_function->arg_info = (zend_internal_arg_info*)ptr->arg_info+1;
- internal_function->num_args = ptr->num_args;
- /* Currently you cannot denote that the function can accept less arguments than num_args */
- if (info->required_num_args == (zend_uintptr_t)-1) {
- internal_function->required_num_args = ptr->num_args;
- } else {
- internal_function->required_num_args = info->required_num_args;
- }
- if (ZEND_ARG_SEND_MODE(info)) {
- internal_function->fn_flags |= ZEND_ACC_RETURN_REFERENCE;
- }
- if (ZEND_ARG_IS_VARIADIC(&ptr->arg_info[ptr->num_args])) {
- internal_function->fn_flags |= ZEND_ACC_VARIADIC;
- /* Don't count the variadic argument */
- internal_function->num_args--;
- }
- if (ZEND_TYPE_IS_SET(info->type)) {
- if (ZEND_TYPE_HAS_NAME(info->type)) {
- const char *type_name = ZEND_TYPE_LITERAL_NAME(info->type);
- if (!scope && (!strcasecmp(type_name, "self") || !strcasecmp(type_name, "parent"))) {
- zend_error_noreturn(E_CORE_ERROR, "Cannot declare a return type of %s outside of a class scope", type_name);
- }
- }
- internal_function->fn_flags |= ZEND_ACC_HAS_RETURN_TYPE;
- }
- } else {
- zend_error(E_CORE_WARNING, "Missing arginfo for %s%s%s()",
- scope ? ZSTR_VAL(scope->name) : "", scope ? "::" : "", ptr->fname);
- internal_function->arg_info = NULL;
- internal_function->num_args = 0;
- internal_function->required_num_args = 0;
- }
- zend_set_function_arg_flags((zend_function*)internal_function);
- if (ptr->flags & ZEND_ACC_ABSTRACT) {
- if (scope) {
- /* This is a class that must be abstract itself. Here we set the check info. */
- scope->ce_flags |= ZEND_ACC_IMPLICIT_ABSTRACT_CLASS;
- if (!(scope->ce_flags & ZEND_ACC_INTERFACE)) {
- /* Since the class is not an interface it needs to be declared as a abstract class. */
- /* Since here we are handling internal functions only we can add the keyword flag. */
- /* This time we set the flag for the keyword 'abstract'. */
- scope->ce_flags |= ZEND_ACC_EXPLICIT_ABSTRACT_CLASS;
- }
- }
- if (ptr->flags & ZEND_ACC_STATIC && (!scope || !(scope->ce_flags & ZEND_ACC_INTERFACE))) {
- zend_error(error_type, "Static function %s%s%s() cannot be abstract", scope ? ZSTR_VAL(scope->name) : "", scope ? "::" : "", ptr->fname);
- }
- } else {
- if (scope && (scope->ce_flags & ZEND_ACC_INTERFACE)) {
- efree((char*)lc_class_name);
- zend_error(error_type, "Interface %s cannot contain non abstract method %s()", ZSTR_VAL(scope->name), ptr->fname);
- return FAILURE;
- }
- if (!internal_function->handler) {
- if (scope) {
- efree((char*)lc_class_name);
- }
- zend_error(error_type, "Method %s%s%s() cannot be a NULL function", scope ? ZSTR_VAL(scope->name) : "", scope ? "::" : "", ptr->fname);
- zend_unregister_functions(functions, count, target_function_table);
- return FAILURE;
- }
- }
- lowercase_name = zend_string_tolower_ex(internal_function->function_name, type == MODULE_PERSISTENT);
- lowercase_name = zend_new_interned_string(lowercase_name);
- reg_function = malloc(sizeof(zend_internal_function));
- memcpy(reg_function, &function, sizeof(zend_internal_function));
- if (zend_hash_add_ptr(target_function_table, lowercase_name, reg_function) == NULL) {
- unload=1;
- free(reg_function);
- zend_string_release(lowercase_name);
- break;
- }
- /* If types of arguments have to be checked */
- if (reg_function->common.arg_info && reg_function->common.num_args) {
- uint32_t i;
- for (i = 0; i < reg_function->common.num_args; i++) {
- zend_arg_info *arg_info = ®_function->common.arg_info[i];
- ZEND_ASSERT(arg_info->name && "Parameter must have a name");
- if (ZEND_TYPE_IS_SET(arg_info->type)) {
- reg_function->common.fn_flags |= ZEND_ACC_HAS_TYPE_HINTS;
- }
- }
- }
- if (reg_function->common.arg_info &&
- (reg_function->common.fn_flags & (ZEND_ACC_HAS_RETURN_TYPE|ZEND_ACC_HAS_TYPE_HINTS))) {
- /* convert "const char*" class type names into "zend_string*" */
- uint32_t i;
- uint32_t num_args = reg_function->common.num_args + 1;
- zend_arg_info *arg_info = reg_function->common.arg_info - 1;
- zend_arg_info *new_arg_info;
- if (reg_function->common.fn_flags & ZEND_ACC_VARIADIC) {
- num_args++;
- }
- new_arg_info = malloc(sizeof(zend_arg_info) * num_args);
- memcpy(new_arg_info, arg_info, sizeof(zend_arg_info) * num_args);
- reg_function->common.arg_info = new_arg_info + 1;
- for (i = 0; i < num_args; i++) {
- if (ZEND_TYPE_HAS_CLASS(new_arg_info[i].type)) {
- ZEND_ASSERT(ZEND_TYPE_HAS_NAME(new_arg_info[i].type)
- && "Only simple classes are currently supported");
- const char *class_name = ZEND_TYPE_LITERAL_NAME(new_arg_info[i].type);
- ZEND_TYPE_SET_PTR(new_arg_info[i].type,
- zend_string_init_interned(class_name, strlen(class_name), 1));
- }
- }
- }
- if (scope) {
- /* Look for ctor, dtor, clone */
- if (zend_string_equals_literal(lowercase_name, "serialize")) {
- serialize_func = reg_function;
- } else if (zend_string_equals_literal(lowercase_name, "unserialize")) {
- unserialize_func = reg_function;
- } else if (ZSTR_VAL(lowercase_name)[0] != '_' || ZSTR_VAL(lowercase_name)[1] != '_') {
- reg_function = NULL;
- } else if (zend_string_equals_literal(lowercase_name, ZEND_CONSTRUCTOR_FUNC_NAME)) {
- ctor = reg_function;
- } else if (zend_string_equals_literal(lowercase_name, ZEND_DESTRUCTOR_FUNC_NAME)) {
- dtor = reg_function;
- if (internal_function->num_args) {
- zend_error(error_type, "Destructor %s::%s() cannot take arguments", ZSTR_VAL(scope->name), ptr->fname);
- }
- } else if (zend_string_equals_literal(lowercase_name, ZEND_CLONE_FUNC_NAME)) {
- clone = reg_function;
- } else if (zend_string_equals_literal(lowercase_name, ZEND_CALL_FUNC_NAME)) {
- __call = reg_function;
- } else if (zend_string_equals_literal(lowercase_name, ZEND_CALLSTATIC_FUNC_NAME)) {
- __callstatic = reg_function;
- } else if (zend_string_equals_literal(lowercase_name, ZEND_TOSTRING_FUNC_NAME)) {
- __tostring = reg_function;
- } else if (zend_string_equals_literal(lowercase_name, ZEND_GET_FUNC_NAME)) {
- __get = reg_function;
- scope->ce_flags |= ZEND_ACC_USE_GUARDS;
- } else if (zend_string_equals_literal(lowercase_name, ZEND_SET_FUNC_NAME)) {
- __set = reg_function;
- scope->ce_flags |= ZEND_ACC_USE_GUARDS;
- } else if (zend_string_equals_literal(lowercase_name, ZEND_UNSET_FUNC_NAME)) {
- __unset = reg_function;
- scope->ce_flags |= ZEND_ACC_USE_GUARDS;
- } else if (zend_string_equals_literal(lowercase_name, ZEND_ISSET_FUNC_NAME)) {
- __isset = reg_function;
- scope->ce_flags |= ZEND_ACC_USE_GUARDS;
- } else if (zend_string_equals_literal(lowercase_name, ZEND_DEBUGINFO_FUNC_NAME)) {
- __debugInfo = reg_function;
- } else {
- reg_function = NULL;
- }
- if (reg_function) {
- zend_check_magic_method_implementation(
- scope, reg_function, lowercase_name, error_type);
- }
- }
- ptr++;
- count++;
- zend_string_release(lowercase_name);
- }
- if (unload) { /* before unloading, display all remaining bad function in the module */
- if (scope) {
- efree((char*)lc_class_name);
- }
- while (ptr->fname) {
- fname_len = strlen(ptr->fname);
- lowercase_name = zend_string_alloc(fname_len, 0);
- zend_str_tolower_copy(ZSTR_VAL(lowercase_name), ptr->fname, fname_len);
- if (zend_hash_exists(target_function_table, lowercase_name)) {
- zend_error(error_type, "Function registration failed - duplicate name - %s%s%s", scope ? ZSTR_VAL(scope->name) : "", scope ? "::" : "", ptr->fname);
- }
- zend_string_efree(lowercase_name);
- ptr++;
- }
- zend_unregister_functions(functions, count, target_function_table);
- return FAILURE;
- }
- if (scope) {
- scope->constructor = ctor;
- scope->destructor = dtor;
- scope->clone = clone;
- scope->__call = __call;
- scope->__callstatic = __callstatic;
- scope->__tostring = __tostring;
- scope->__get = __get;
- scope->__set = __set;
- scope->__unset = __unset;
- scope->__isset = __isset;
- scope->__debugInfo = __debugInfo;
- scope->serialize_func = serialize_func;
- scope->unserialize_func = unserialize_func;
- if (ctor) {
- ctor->common.fn_flags |= ZEND_ACC_CTOR;
- if (ctor->common.fn_flags & ZEND_ACC_STATIC) {
- zend_error(error_type, "Constructor %s::%s() cannot be static", ZSTR_VAL(scope->name), ZSTR_VAL(ctor->common.function_name));
- }
- }
- if (dtor) {
- if (dtor->common.fn_flags & ZEND_ACC_STATIC) {
- zend_error(error_type, "Destructor %s::%s() cannot be static", ZSTR_VAL(scope->name), ZSTR_VAL(dtor->common.function_name));
- }
- }
- if (clone) {
- if (clone->common.fn_flags & ZEND_ACC_STATIC) {
- zend_error(error_type, "%s::%s() cannot be static", ZSTR_VAL(scope->name), ZSTR_VAL(clone->common.function_name));
- }
- }
- if (__call) {
- if (__call->common.fn_flags & ZEND_ACC_STATIC) {
- zend_error(error_type, "Method %s::%s() cannot be static", ZSTR_VAL(scope->name), ZSTR_VAL(__call->common.function_name));
- }
- }
- if (__callstatic) {
- if (!(__callstatic->common.fn_flags & ZEND_ACC_STATIC)) {
- zend_error(error_type, "Method %s::%s() must be static", ZSTR_VAL(scope->name), ZSTR_VAL(__callstatic->common.function_name));
- }
- __callstatic->common.fn_flags |= ZEND_ACC_STATIC;
- }
- if (__tostring) {
- if (__tostring->common.fn_flags & ZEND_ACC_STATIC) {
- zend_error(error_type, "Method %s::%s() cannot be static", ZSTR_VAL(scope->name), ZSTR_VAL(__tostring->common.function_name));
- }
- }
- if (__get) {
- if (__get->common.fn_flags & ZEND_ACC_STATIC) {
- zend_error(error_type, "Method %s::%s() cannot be static", ZSTR_VAL(scope->name), ZSTR_VAL(__get->common.function_name));
- }
- }
- if (__set) {
- if (__set->common.fn_flags & ZEND_ACC_STATIC) {
- zend_error(error_type, "Method %s::%s() cannot be static", ZSTR_VAL(scope->name), ZSTR_VAL(__set->common.function_name));
- }
- }
- if (__unset) {
- if (__unset->common.fn_flags & ZEND_ACC_STATIC) {
- zend_error(error_type, "Method %s::%s() cannot be static", ZSTR_VAL(scope->name), ZSTR_VAL(__unset->common.function_name));
- }
- }
- if (__isset) {
- if (__isset->common.fn_flags & ZEND_ACC_STATIC) {
- zend_error(error_type, "Method %s::%s() cannot be static", ZSTR_VAL(scope->name), ZSTR_VAL(__isset->common.function_name));
- }
- }
- if (__debugInfo) {
- if (__debugInfo->common.fn_flags & ZEND_ACC_STATIC) {
- zend_error(error_type, "Method %s::%s() cannot be static", ZSTR_VAL(scope->name), ZSTR_VAL(__debugInfo->common.function_name));
- }
- }
- if (ctor && (ctor->common.fn_flags & ZEND_ACC_HAS_RETURN_TYPE)) {
- zend_error_noreturn(E_CORE_ERROR, "Constructor %s::%s() cannot declare a return type", ZSTR_VAL(scope->name), ZSTR_VAL(ctor->common.function_name));
- }
- if (dtor && (dtor->common.fn_flags & ZEND_ACC_HAS_RETURN_TYPE)) {
- zend_error_noreturn(E_CORE_ERROR, "Destructor %s::%s() cannot declare a return type", ZSTR_VAL(scope->name), ZSTR_VAL(dtor->common.function_name));
- }
- if (clone && (clone->common.fn_flags & ZEND_ACC_HAS_RETURN_TYPE)) {
- zend_error_noreturn(E_CORE_ERROR, "%s::%s() cannot declare a return type", ZSTR_VAL(scope->name), ZSTR_VAL(clone->common.function_name));
- }
- efree((char*)lc_class_name);
- }
- return SUCCESS;
- }
- /* }}} */
- /* count=-1 means erase all functions, otherwise,
- * erase the first count functions
- */
- ZEND_API void zend_unregister_functions(const zend_function_entry *functions, int count, HashTable *function_table) /* {{{ */
- {
- const zend_function_entry *ptr = functions;
- int i=0;
- HashTable *target_function_table = function_table;
- zend_string *lowercase_name;
- size_t fname_len;
- if (!target_function_table) {
- target_function_table = CG(function_table);
- }
- while (ptr->fname) {
- if (count!=-1 && i>=count) {
- break;
- }
- fname_len = strlen(ptr->fname);
- lowercase_name = zend_string_alloc(fname_len, 0);
- zend_str_tolower_copy(ZSTR_VAL(lowercase_name), ptr->fname, fname_len);
- zend_hash_del(target_function_table, lowercase_name);
- zend_string_efree(lowercase_name);
- ptr++;
- i++;
- }
- }
- /* }}} */
- ZEND_API int zend_startup_module(zend_module_entry *module) /* {{{ */
- {
- if ((module = zend_register_internal_module(module)) != NULL && zend_startup_module_ex(module) == SUCCESS) {
- return SUCCESS;
- }
- return FAILURE;
- }
- /* }}} */
- ZEND_API int zend_get_module_started(const char *module_name) /* {{{ */
- {
- zend_module_entry *module;
- module = zend_hash_str_find_ptr(&module_registry, module_name, strlen(module_name));
- return (module && module->module_started) ? SUCCESS : FAILURE;
- }
- /* }}} */
- static int clean_module_class(zval *el, void *arg) /* {{{ */
- {
- zend_class_entry *ce = (zend_class_entry *)Z_PTR_P(el);
- int module_number = *(int *)arg;
- if (ce->type == ZEND_INTERNAL_CLASS && ce->info.internal.module->module_number == module_number) {
- return ZEND_HASH_APPLY_REMOVE;
- } else {
- return ZEND_HASH_APPLY_KEEP;
- }
- }
- /* }}} */
- static void clean_module_classes(int module_number) /* {{{ */
- {
- zend_hash_apply_with_argument(EG(class_table), clean_module_class, (void *) &module_number);
- }
- /* }}} */
- void module_destructor(zend_module_entry *module) /* {{{ */
- {
- if (module->type == MODULE_TEMPORARY) {
- zend_clean_module_rsrc_dtors(module->module_number);
- clean_module_constants(module->module_number);
- clean_module_classes(module->module_number);
- }
- if (module->module_started && module->module_shutdown_func) {
- #if 0
- zend_printf("%s: Module shutdown\n", module->name);
- #endif
- module->module_shutdown_func(module->type, module->module_number);
- }
- if (module->module_started
- && !module->module_shutdown_func
- && module->type == MODULE_TEMPORARY) {
- zend_unregister_ini_entries(module->module_number);
- }
- /* Deinitilaise module globals */
- if (module->globals_size) {
- #ifdef ZTS
- if (*module->globals_id_ptr) {
- ts_free_id(*module->globals_id_ptr);
- }
- #else
- if (module->globals_dtor) {
- module->globals_dtor(module->globals_ptr);
- }
- #endif
- }
- module->module_started=0;
- if (module->type == MODULE_TEMPORARY && module->functions) {
- zend_unregister_functions(module->functions, -1, NULL);
- }
- #if HAVE_LIBDL
- if (module->handle && !getenv("ZEND_DONT_UNLOAD_MODULES")) {
- DL_UNLOAD(module->handle);
- }
- #endif
- }
- /* }}} */
- ZEND_API void zend_activate_modules(void) /* {{{ */
- {
- zend_module_entry **p = module_request_startup_handlers;
- while (*p) {
- zend_module_entry *module = *p;
- if (module->request_startup_func(module->type, module->module_number)==FAILURE) {
- zend_error(E_WARNING, "request_startup() for %s module failed", module->name);
- exit(1);
- }
- p++;
- }
- }
- /* }}} */
- ZEND_API void zend_deactivate_modules(void) /* {{{ */
- {
- EG(current_execute_data) = NULL; /* we're no longer executing anything */
- zend_try {
- if (EG(full_tables_cleanup)) {
- zend_module_entry *module;
- ZEND_HASH_REVERSE_FOREACH_PTR(&module_registry, module) {
- if (module->request_shutdown_func) {
- #if 0
- zend_printf("%s: Request shutdown\n", module->name);
- #endif
- module->request_shutdown_func(module->type, module->module_number);
- }
- } ZEND_HASH_FOREACH_END();
- } else {
- zend_module_entry **p = module_request_shutdown_handlers;
- while (*p) {
- zend_module_entry *module = *p;
- module->request_shutdown_func(module->type, module->module_number);
- p++;
- }
- }
- } zend_end_try();
- }
- /* }}} */
- ZEND_API void zend_cleanup_internal_classes(void) /* {{{ */
- {
- zend_class_entry **p = class_cleanup_handlers;
- while (*p) {
- zend_cleanup_internal_class_data(*p);
- p++;
- }
- }
- /* }}} */
- ZEND_API void zend_post_deactivate_modules(void) /* {{{ */
- {
- if (EG(full_tables_cleanup)) {
- zend_module_entry *module;
- zval *zv;
- zend_string *key;
- ZEND_HASH_FOREACH_PTR(&module_registry, module) {
- if (module->post_deactivate_func) {
- module->post_deactivate_func();
- }
- } ZEND_HASH_FOREACH_END();
- ZEND_HASH_REVERSE_FOREACH_STR_KEY_VAL(&module_registry, key, zv) {
- module = Z_PTR_P(zv);
- if (module->type != MODULE_TEMPORARY) {
- break;
- }
- module_destructor(module);
- free(module);
- zend_string_release_ex(key, 0);
- } ZEND_HASH_FOREACH_END_DEL();
- } else {
- zend_module_entry **p = module_post_deactivate_handlers;
- while (*p) {
- zend_module_entry *module = *p;
- module->post_deactivate_func();
- p++;
- }
- }
- }
- /* }}} */
- /* return the next free module number */
- ZEND_API int zend_next_free_module(void) /* {{{ */
- {
- return zend_hash_num_elements(&module_registry) + 1;
- }
- /* }}} */
- static zend_class_entry *do_register_internal_class(zend_class_entry *orig_class_entry, uint32_t ce_flags) /* {{{ */
- {
- zend_class_entry *class_entry = malloc(sizeof(zend_class_entry));
- zend_string *lowercase_name;
- *class_entry = *orig_class_entry;
- class_entry->type = ZEND_INTERNAL_CLASS;
- zend_initialize_class_data(class_entry, 0);
- class_entry->ce_flags = ce_flags | ZEND_ACC_CONSTANTS_UPDATED | ZEND_ACC_LINKED | ZEND_ACC_RESOLVED_PARENT | ZEND_ACC_RESOLVED_INTERFACES;
- class_entry->info.internal.module = EG(current_module);
- if (class_entry->info.internal.builtin_functions) {
- zend_register_functions(class_entry, class_entry->info.internal.builtin_functions, &class_entry->function_table, EG(current_module)->type);
- }
- lowercase_name = zend_string_tolower_ex(orig_class_entry->name, EG(current_module)->type == MODULE_PERSISTENT);
- lowercase_name = zend_new_interned_string(lowercase_name);
- zend_hash_update_ptr(CG(class_table), lowercase_name, class_entry);
- zend_string_release_ex(lowercase_name, 1);
- return class_entry;
- }
- /* }}} */
- /* If parent_ce is not NULL then it inherits from parent_ce
- * If parent_ce is NULL and parent_name isn't then it looks for the parent and inherits from it
- * If both parent_ce and parent_name are NULL it does a regular class registration
- * If parent_name is specified but not found NULL is returned
- */
- ZEND_API zend_class_entry *zend_register_internal_class_ex(zend_class_entry *class_entry, zend_class_entry *parent_ce) /* {{{ */
- {
- zend_class_entry *register_class;
- register_class = zend_register_internal_class(class_entry);
- if (parent_ce) {
- zend_do_inheritance(register_class, parent_ce);
- zend_build_properties_info_table(register_class);
- }
- return register_class;
- }
- /* }}} */
- ZEND_API void zend_class_implements(zend_class_entry *class_entry, int num_interfaces, ...) /* {{{ */
- {
- zend_class_entry *interface_entry;
- va_list interface_list;
- va_start(interface_list, num_interfaces);
- while (num_interfaces--) {
- interface_entry = va_arg(interface_list, zend_class_entry *);
- zend_do_implement_interface(class_entry, interface_entry);
- }
- va_end(interface_list);
- }
- /* }}} */
- /* A class that contains at least one abstract method automatically becomes an abstract class.
- */
- ZEND_API zend_class_entry *zend_register_internal_class(zend_class_entry *orig_class_entry) /* {{{ */
- {
- return do_register_internal_class(orig_class_entry, 0);
- }
- /* }}} */
- ZEND_API zend_class_entry *zend_register_internal_interface(zend_class_entry *orig_class_entry) /* {{{ */
- {
- return do_register_internal_class(orig_class_entry, ZEND_ACC_INTERFACE);
- }
- /* }}} */
- ZEND_API int zend_register_class_alias_ex(const char *name, size_t name_len, zend_class_entry *ce, int persistent) /* {{{ */
- {
- zend_string *lcname;
- zval zv, *ret;
- /* TODO: Move this out of here in 7.4. */
- if (persistent && EG(current_module) && EG(current_module)->type == MODULE_TEMPORARY) {
- persistent = 0;
- }
- if (name[0] == '\\') {
- lcname = zend_string_alloc(name_len-1, persistent);
- zend_str_tolower_copy(ZSTR_VAL(lcname), name+1, name_len-1);
- } else {
- lcname = zend_string_alloc(name_len, persistent);
- zend_str_tolower_copy(ZSTR_VAL(lcname), name, name_len);
- }
- zend_assert_valid_class_name(lcname);
- lcname = zend_new_interned_string(lcname);
- ZVAL_ALIAS_PTR(&zv, ce);
- ret = zend_hash_add(CG(class_table), lcname, &zv);
- zend_string_release_ex(lcname, 0);
- if (ret) {
- if (!(ce->ce_flags & ZEND_ACC_IMMUTABLE)) {
- ce->refcount++;
- }
- return SUCCESS;
- }
- return FAILURE;
- }
- /* }}} */
- ZEND_API int zend_set_hash_symbol(zval *symbol, const char *name, int name_length, zend_bool is_ref, int num_symbol_tables, ...) /* {{{ */
- {
- HashTable *symbol_table;
- va_list symbol_table_list;
- if (num_symbol_tables <= 0) return FAILURE;
- if (is_ref) {
- ZVAL_MAKE_REF(symbol);
- }
- va_start(symbol_table_list, num_symbol_tables);
- while (num_symbol_tables-- > 0) {
- symbol_table = va_arg(symbol_table_list, HashTable *);
- zend_hash_str_update(symbol_table, name, name_length, symbol);
- Z_TRY_ADDREF_P(symbol);
- }
- va_end(symbol_table_list);
- return SUCCESS;
- }
- /* }}} */
- /* Disabled functions support */
- ZEND_API int zend_disable_function(char *function_name, size_t function_name_length) /* {{{ */
- {
- return zend_hash_str_del(CG(function_table), function_name, function_name_length);
- }
- /* }}} */
- #ifdef ZEND_WIN32
- #pragma optimize("", off)
- #endif
- static ZEND_COLD zend_object *display_disabled_class(zend_class_entry *class_type) /* {{{ */
- {
- zend_object *intern;
- intern = zend_objects_new(class_type);
- /* Initialize default properties */
- if (EXPECTED(class_type->default_properties_count != 0)) {
- zval *p = intern->properties_table;
- zval *end = p + class_type->default_properties_count;
- do {
- ZVAL_UNDEF(p);
- p++;
- } while (p != end);
- }
- zend_error(E_WARNING, "%s() has been disabled for security reasons", ZSTR_VAL(class_type->name));
- return intern;
- }
- #ifdef ZEND_WIN32
- #pragma optimize("", on)
- #endif
- /* }}} */
- static const zend_function_entry disabled_class_new[] = {
- ZEND_FE_END
- };
- ZEND_API int zend_disable_class(char *class_name, size_t class_name_length) /* {{{ */
- {
- zend_class_entry *disabled_class;
- zend_string *key;
- zend_function *fn;
- key = zend_string_alloc(class_name_length, 0);
- zend_str_tolower_copy(ZSTR_VAL(key), class_name, class_name_length);
- disabled_class = zend_hash_find_ptr(CG(class_table), key);
- zend_string_release_ex(key, 0);
- if (!disabled_class) {
- return FAILURE;
- }
- INIT_CLASS_ENTRY_INIT_METHODS((*disabled_class), disabled_class_new);
- disabled_class->create_object = display_disabled_class;
- ZEND_HASH_FOREACH_PTR(&disabled_class->function_table, fn) {
- if ((fn->common.fn_flags & (ZEND_ACC_HAS_RETURN_TYPE|ZEND_ACC_HAS_TYPE_HINTS)) &&
- fn->common.scope == disabled_class) {
- zend_free_internal_arg_info(&fn->internal_function);
- }
- } ZEND_HASH_FOREACH_END();
- zend_hash_clean(&disabled_class->function_table);
- return SUCCESS;
- }
- /* }}} */
- static int zend_is_callable_check_class(zend_string *name, zend_class_entry *scope, zend_fcall_info_cache *fcc, int *strict_class, char **error) /* {{{ */
- {
- int ret = 0;
- zend_class_entry *ce;
- size_t name_len = ZSTR_LEN(name);
- zend_string *lcname;
- ALLOCA_FLAG(use_heap);
- ZSTR_ALLOCA_ALLOC(lcname, name_len, use_heap);
- zend_str_tolower_copy(ZSTR_VAL(lcname), ZSTR_VAL(name), name_len);
- *strict_class = 0;
- if (zend_string_equals_literal(lcname, "self")) {
- if (!scope) {
- if (error) *error = estrdup("cannot access self:: when no class scope is active");
- } else {
- fcc->called_scope = zend_get_called_scope(EG(current_execute_data));
- fcc->calling_scope = scope;
- if (!fcc->object) {
- fcc->object = zend_get_this_object(EG(current_execute_data));
- }
- ret = 1;
- }
- } else if (zend_string_equals_literal(lcname, "parent")) {
- if (!scope) {
- if (error) *error = estrdup("cannot access parent:: when no class scope is active");
- } else if (!scope->parent) {
- if (error) *error = estrdup("cannot access parent:: when current class scope has no parent");
- } else {
- fcc->called_scope = zend_get_called_scope(EG(current_execute_data));
- fcc->calling_scope = scope->parent;
- if (!fcc->object) {
- fcc->object = zend_get_this_object(EG(current_execute_data));
- }
- *strict_class = 1;
- ret = 1;
- }
- } else if (zend_string_equals_literal(lcname, "static")) {
- zend_class_entry *called_scope = zend_get_called_scope(EG(current_execute_data));
- if (!called_scope) {
- if (error) *error = estrdup("cannot access static:: when no class scope is active");
- } else {
- fcc->called_scope = called_scope;
- fcc->calling_scope = called_scope;
- if (!fcc->object) {
- fcc->object = zend_get_this_object(EG(current_execute_data));
- }
- *strict_class = 1;
- ret = 1;
- }
- } else if ((ce = zend_lookup_class(name)) != NULL) {
- zend_class_entry *scope;
- zend_execute_data *ex = EG(current_execute_data);
- while (ex && (!ex->func || !ZEND_USER_CODE(ex->func->type))) {
- ex = ex->prev_execute_data;
- }
- scope = ex ? ex->func->common.scope : NULL;
- fcc->calling_scope = ce;
- if (scope && !fcc->object) {
- zend_object *object = zend_get_this_object(EG(current_execute_data));
- if (object &&
- instanceof_function(object->ce, scope) &&
- instanceof_function(scope, ce)) {
- fcc->object = object;
- fcc->called_scope = object->ce;
- } else {
- fcc->called_scope = ce;
- }
- } else {
- fcc->called_scope = fcc->object ? fcc->object->ce : ce;
- }
- *strict_class = 1;
- ret = 1;
- } else {
- if (error) zend_spprintf(error, 0, "class '%.*s' not found", (int)name_len, ZSTR_VAL(name));
- }
- ZSTR_ALLOCA_FREE(lcname, use_heap);
- return ret;
- }
- /* }}} */
- ZEND_API void zend_release_fcall_info_cache(zend_fcall_info_cache *fcc) {
- if (fcc->function_handler &&
- (fcc->function_handler->common.fn_flags & ZEND_ACC_CALL_VIA_TRAMPOLINE)) {
- if (fcc->function_handler->common.function_name) {
- zend_string_release_ex(fcc->function_handler->common.function_name, 0);
- }
- zend_free_trampoline(fcc->function_handler);
- }
- fcc->function_handler = NULL;
- }
- static zend_always_inline int zend_is_callable_check_func(int check_flags, zval *callable, zend_fcall_info_cache *fcc, int strict_class, char **error) /* {{{ */
- {
- zend_class_entry *ce_org = fcc->calling_scope;
- int retval = 0;
- zend_string *mname, *cname;
- zend_string *lmname;
- const char *colon;
- size_t clen;
- HashTable *ftable;
- int call_via_handler = 0;
- zend_class_entry *scope;
- zval *zv;
- ALLOCA_FLAG(use_heap)
- fcc->calling_scope = NULL;
- if (!ce_org) {
- zend_function *func;
- zend_string *lmname;
- /* Check if function with given name exists.
- * This may be a compound name that includes namespace name */
- if (UNEXPECTED(Z_STRVAL_P(callable)[0] == '\\')) {
- /* Skip leading \ */
- ZSTR_ALLOCA_ALLOC(lmname, Z_STRLEN_P(callable) - 1, use_heap);
- zend_str_tolower_copy(ZSTR_VAL(lmname), Z_STRVAL_P(callable) + 1, Z_STRLEN_P(callable) - 1);
- func = zend_fetch_function(lmname);
- ZSTR_ALLOCA_FREE(lmname, use_heap);
- } else {
- lmname = Z_STR_P(callable);
- func = zend_fetch_function(lmname);
- if (!func) {
- ZSTR_ALLOCA_ALLOC(lmname, Z_STRLEN_P(callable), use_heap);
- zend_str_tolower_copy(ZSTR_VAL(lmname), Z_STRVAL_P(callable), Z_STRLEN_P(callable));
- func = zend_fetch_function(lmname);
- ZSTR_ALLOCA_FREE(lmname, use_heap);
- }
- }
- if (EXPECTED(func != NULL)) {
- fcc->function_handler = func;
- return 1;
- }
- }
- /* Split name into class/namespace and method/function names */
- if ((colon = zend_memrchr(Z_STRVAL_P(callable), ':', Z_STRLEN_P(callable))) != NULL &&
- colon > Z_STRVAL_P(callable) &&
- *(colon-1) == ':'
- ) {
- size_t mlen;
- colon--;
- clen = colon - Z_STRVAL_P(callable);
- mlen = Z_STRLEN_P(callable) - clen - 2;
- if (colon == Z_STRVAL_P(callable)) {
- if (error) *error = estrdup("invalid function name");
- return 0;
- }
- /* This is a compound name.
- * Try to fetch class and then find static method. */
- if (ce_org) {
- scope = ce_org;
- } else {
- scope = zend_get_executed_scope();
- }
- cname = zend_string_init(Z_STRVAL_P(callable), clen, 0);
- if (!zend_is_callable_check_class(cname, scope, fcc, &strict_class, error)) {
- zend_string_release_ex(cname, 0);
- return 0;
- }
- zend_string_release_ex(cname, 0);
- ftable = &fcc->calling_scope->function_table;
- if (ce_org && !instanceof_function(ce_org, fcc->calling_scope)) {
- if (error) zend_spprintf(error, 0, "class '%s' is not a subclass of '%s'", ZSTR_VAL(ce_org->name), ZSTR_VAL(fcc->calling_scope->name));
- return 0;
- }
- mname = zend_string_init(Z_STRVAL_P(callable) + clen + 2, mlen, 0);
- } else if (ce_org) {
- /* Try to fetch find static method of given class. */
- mname = Z_STR_P(callable);
- zend_string_addref(mname);
- ftable = &ce_org->function_table;
- fcc->calling_scope = ce_org;
- } else {
- /* We already checked for plain function before. */
- if (error && !(check_flags & IS_CALLABLE_CHECK_SILENT)) {
- zend_spprintf(error, 0, "function '%s' not found or invalid function name", Z_STRVAL_P(callable));
- }
- return 0;
- }
- lmname = zend_string_tolower(mname);
- if (strict_class &&
- fcc->calling_scope &&
- zend_string_equals_literal(lmname, ZEND_CONSTRUCTOR_FUNC_NAME)) {
- fcc->function_handler = fcc->calling_scope->constructor;
- if (fcc->function_handler) {
- retval = 1;
- }
- } else if ((zv = zend_hash_find(ftable, lmname)) != NULL) {
- fcc->function_handler = Z_PTR_P(zv);
- retval = 1;
- if ((fcc->function_handler->op_array.fn_flags & ZEND_ACC_CHANGED) &&
- !strict_class) {
- scope = zend_get_executed_scope();
- if (scope &&
- instanceof_function(fcc->function_handler->common.scope, scope)) {
- zv = zend_hash_find(&scope->function_table, lmname);
- if (zv != NULL) {
- zend_function *priv_fbc = Z_PTR_P(zv);
- if (priv_fbc->common.fn_flags & ZEND_ACC_PRIVATE
- && priv_fbc->common.scope == scope) {
- fcc->function_handler = priv_fbc;
- }
- }
- }
- }
- if (!(fcc->function_handler->common.fn_flags & ZEND_ACC_PUBLIC) &&
- (fcc->calling_scope &&
- ((fcc->object && fcc->calling_scope->__call) ||
- (!fcc->object && fcc->calling_scope->__callstatic)))) {
- scope = zend_get_executed_scope();
- if (fcc->function_handler->common.scope != scope) {
- if ((fcc->function_handler->common.fn_flags & ZEND_ACC_PRIVATE)
- || !zend_check_protected(zend_get_function_root_class(fcc->function_handler), scope)) {
- retval = 0;
- fcc->function_handler = NULL;
- goto get_function_via_handler;
- }
- }
- }
- } else {
- get_function_via_handler:
- if (fcc->object && fcc->calling_scope == ce_org) {
- if (strict_class && ce_org->__call) {
- fcc->function_handler = zend_get_call_trampoline_func(ce_org, mname, 0);
- call_via_handler = 1;
- retval = 1;
- } else {
- fcc->function_handler = fcc->object->handlers->get_method(&fcc->object, mname, NULL);
- if (fcc->function_handler) {
- if (strict_class &&
- (!fcc->function_handler->common.scope ||
- !instanceof_function(ce_org, fcc->function_handler->common.scope))) {
- zend_release_fcall_info_cache(fcc);
- } else {
- retval = 1;
- call_via_handler = (fcc->function_handler->common.fn_flags & ZEND_ACC_CALL_VIA_TRAMPOLINE) != 0;
- }
- }
- }
- } else if (fcc->calling_scope) {
- if (fcc->calling_scope->get_static_method) {
- fcc->function_handler = fcc->calling_scope->get_static_method(fcc->calling_scope, mname);
- } else {
- fcc->function_handler = zend_std_get_static_method(fcc->calling_scope, mname, NULL);
- }
- if (fcc->function_handler) {
- retval = 1;
- call_via_handler = (fcc->function_handler->common.fn_flags & ZEND_ACC_CALL_VIA_TRAMPOLINE) != 0;
- if (call_via_handler && !fcc->object) {
- zend_object *object = zend_get_this_object(EG(current_execute_data));
- if (object &&
- instanceof_function(object->ce, fcc->calling_scope)) {
- fcc->object = object;
- }
- }
- }
- }
- }
- if (retval) {
- if (fcc->calling_scope && !call_via_handler) {
- if (fcc->function_handler->common.fn_flags & ZEND_ACC_ABSTRACT) {
- retval = 0;
- if (error) {
- zend_spprintf(error, 0, "cannot call abstract method %s::%s()", ZSTR_VAL(fcc->calling_scope->name), ZSTR_VAL(fcc->function_handler->common.function_name));
- }
- } else if (!fcc->object && !(fcc->function_handler->common.fn_flags & ZEND_ACC_STATIC)) {
- retval = 0;
- if (error) {
- zend_spprintf(error, 0, "non-static method %s::%s() cannot be called statically", ZSTR_VAL(fcc->calling_scope->name), ZSTR_VAL(fcc->function_handler->common.function_name));
- }
- }
- if (retval
- && !(fcc->function_handler->common.fn_flags & ZEND_ACC_PUBLIC)) {
- scope = zend_get_executed_scope();
- if (fcc->function_handler->common.scope != scope) {
- if ((fcc->function_handler->common.fn_flags & ZEND_ACC_PRIVATE)
- || (!zend_check_protected(zend_get_function_root_class(fcc->function_handler), scope))) {
- if (error) {
- if (*error) {
- efree(*error);
- }
- zend_spprintf(error, 0, "cannot access %s method %s::%s()", zend_visibility_string(fcc->function_handler->common.fn_flags), ZSTR_VAL(fcc->calling_scope->name), ZSTR_VAL(fcc->function_handler->common.function_name));
- }
- retval = 0;
- }
- }
- }
- }
- } else if (error && !(check_flags & IS_CALLABLE_CHECK_SILENT)) {
- if (fcc->calling_scope) {
- if (error) zend_spprintf(error, 0, "class '%s' does not have a method '%s'", ZSTR_VAL(fcc->calling_scope->name), ZSTR_VAL(mname));
- } else {
- if (error) zend_spprintf(error, 0, "function '%s' does not exist", ZSTR_VAL(mname));
- }
- }
- zend_string_release_ex(lmname, 0);
- zend_string_release_ex(mname, 0);
- if (fcc->object) {
- fcc->called_scope = fcc->object->ce;
- if (fcc->function_handler
- && fcc->function_handler->common.fn_flags & ZEND_ACC_STATIC) {
- fcc->object = NULL;
- }
- }
- return retval;
- }
- /* }}} */
- ZEND_API zend_string *zend_get_callable_name_ex(zval *callable, zend_object *object) /* {{{ */
- {
- try_again:
- switch (Z_TYPE_P(callable)) {
- case IS_STRING:
- if (object) {
- return zend_create_member_string(object->ce->name, Z_STR_P(callable));
- }
- return zend_string_copy(Z_STR_P(callable));
- case IS_ARRAY:
- {
- zval *method = NULL;
- zval *obj = NULL;
- if (zend_hash_num_elements(Z_ARRVAL_P(callable)) == 2) {
- obj = zend_hash_index_find_deref(Z_ARRVAL_P(callable), 0);
- method = zend_hash_index_find_deref(Z_ARRVAL_P(callable), 1);
- }
- if (obj == NULL || method == NULL || Z_TYPE_P(method) != IS_STRING) {
- return ZSTR_KNOWN(ZEND_STR_ARRAY_CAPITALIZED);
- }
- if (Z_TYPE_P(obj) == IS_STRING) {
- return zend_create_member_string(Z_STR_P(obj), Z_STR_P(method));
- } else if (Z_TYPE_P(obj) == IS_OBJECT) {
- return zend_create_member_string(Z_OBJCE_P(obj)->name, Z_STR_P(method));
- } else {
- return ZSTR_KNOWN(ZEND_STR_ARRAY_CAPITALIZED);
- }
- }
- case IS_OBJECT:
- {
- zend_class_entry *ce = Z_OBJCE_P(callable);
- return zend_string_concat2(
- ZSTR_VAL(ce->name), ZSTR_LEN(ce->name),
- "::__invoke", sizeof("::__invoke") - 1);
- }
- case IS_REFERENCE:
- callable = Z_REFVAL_P(callable);
- goto try_again;
- default:
- return zval_get_string_func(callable);
- }
- }
- /* }}} */
- ZEND_API zend_string *zend_get_callable_name(zval *callable) /* {{{ */
- {
- return zend_get_callable_name_ex(callable, NULL);
- }
- /* }}} */
- static zend_always_inline zend_bool zend_is_callable_impl(zval *callable, zend_object *object, uint32_t check_flags, zend_fcall_info_cache *fcc, char **error) /* {{{ */
- {
- zend_bool ret;
- zend_fcall_info_cache fcc_local;
- int strict_class = 0;
- if (fcc == NULL) {
- fcc = &fcc_local;
- }
- if (error) {
- *error = NULL;
- }
- fcc->calling_scope = NULL;
- fcc->called_scope = NULL;
- fcc->function_handler = NULL;
- fcc->object = NULL;
- again:
- switch (Z_TYPE_P(callable)) {
- case IS_STRING:
- if (object) {
- fcc->object = object;
- fcc->calling_scope = object->ce;
- }
- if (check_flags & IS_CALLABLE_CHECK_SYNTAX_ONLY) {
- fcc->called_scope = fcc->calling_scope;
- return 1;
- }
- check_func:
- ret = zend_is_callable_check_func(check_flags, callable, fcc, strict_class, error);
- if (fcc == &fcc_local) {
- zend_release_fcall_info_cache(fcc);
- }
- return ret;
- case IS_ARRAY:
- {
- zval *method = NULL;
- zval *obj = NULL;
- if (zend_hash_num_elements(Z_ARRVAL_P(callable)) == 2) {
- obj = zend_hash_index_find(Z_ARRVAL_P(callable), 0);
- method = zend_hash_index_find(Z_ARRVAL_P(callable), 1);
- }
- do {
- if (obj == NULL || method == NULL) {
- break;
- }
- ZVAL_DEREF(method);
- if (Z_TYPE_P(method) != IS_STRING) {
- break;
- }
- ZVAL_DEREF(obj);
- if (Z_TYPE_P(obj) == IS_STRING) {
- if (check_flags & IS_CALLABLE_CHECK_SYNTAX_ONLY) {
- return 1;
- }
- if (!zend_is_callable_check_class(Z_STR_P(obj), zend_get_executed_scope(), fcc, &strict_class, error)) {
- return 0;
- }
- } else if (Z_TYPE_P(obj) == IS_OBJECT) {
- fcc->calling_scope = Z_OBJCE_P(obj); /* TBFixed: what if it's overloaded? */
- fcc->object = Z_OBJ_P(obj);
- if (check_flags & IS_CALLABLE_CHECK_SYNTAX_ONLY) {
- fcc->called_scope = fcc->calling_scope;
- return 1;
- }
- } else {
- break;
- }
- callable = method;
- goto check_func;
- } while (0);
- if (zend_hash_num_elements(Z_ARRVAL_P(callable)) == 2) {
- if (!obj || (!Z_ISREF_P(obj)?
- (Z_TYPE_P(obj) != IS_STRING && Z_TYPE_P(obj) != IS_OBJECT) :
- (Z_TYPE_P(Z_REFVAL_P(obj)) != IS_STRING && Z_TYPE_P(Z_REFVAL_P(obj)) != IS_OBJECT))) {
- if (error) *error = estrdup("first array member is not a valid class name or object");
- } else {
- if (error) *error = estrdup("second array member is not a valid method");
- }
- } else {
- if (error) *error = estrdup("array must have exactly two members");
- }
- }
- return 0;
- case IS_OBJECT:
- if (Z_OBJ_HANDLER_P(callable, get_closure) && Z_OBJ_HANDLER_P(callable, get_closure)(Z_OBJ_P(callable), &fcc->calling_scope, &fcc->function_handler, &fcc->object, 1) == SUCCESS) {
- fcc->called_scope = fcc->calling_scope;
- if (fcc == &fcc_local) {
- zend_release_fcall_info_cache(fcc);
- }
- return 1;
- }
- if (error) *error = estrdup("no array or string given");
- return 0;
- case IS_REFERENCE:
- callable = Z_REFVAL_P(callable);
- goto again;
- default:
- if (error) *error = estrdup("no array or string given");
- return 0;
- }
- }
- /* }}} */
- ZEND_API zend_bool zend_is_callable_ex(zval *callable, zend_object *object, uint32_t check_flags, zend_string **callable_name, zend_fcall_info_cache *fcc, char **error) /* {{{ */
- {
- zend_bool ret = zend_is_callable_impl(callable, object, check_flags, fcc, error);
- if (callable_name) {
- *callable_name = zend_get_callable_name_ex(callable, object);
- }
- return ret;
- }
- ZEND_API zend_bool zend_is_callable(zval *callable, uint32_t check_flags, zend_string **callable_name) /* {{{ */
- {
- return zend_is_callable_ex(callable, NULL, check_flags, callable_name, NULL, NULL);
- }
- /* }}} */
- ZEND_API zend_bool zend_make_callable(zval *callable, zend_string **callable_name) /* {{{ */
- {
- zend_fcall_info_cache fcc;
- if (zend_is_callable_ex(callable, NULL, 0, callable_name, &fcc, NULL)) {
- if (Z_TYPE_P(callable) == IS_STRING && fcc.calling_scope) {
- zval_ptr_dtor_str(callable);
- array_init(callable);
- add_next_index_str(callable, zend_string_copy(fcc.calling_scope->name));
- add_next_index_str(callable, zend_string_copy(fcc.function_handler->common.function_name));
- }
- zend_release_fcall_info_cache(&fcc);
- return 1;
- }
- return 0;
- }
- /* }}} */
- ZEND_API int zend_fcall_info_init(zval *callable, uint32_t check_flags, zend_fcall_info *fci, zend_fcall_info_cache *fcc, zend_string **callable_name, char **error) /* {{{ */
- {
- if (!zend_is_callable_ex(callable, NULL, check_flags, callable_name, fcc, error)) {
- return FAILURE;
- }
- fci->size = sizeof(*fci);
- fci->object = fcc->object;
- ZVAL_COPY_VALUE(&fci->function_name, callable);
- fci->retval = NULL;
- fci->param_count = 0;
- fci->params = NULL;
- fci->no_separation = 1;
- return SUCCESS;
- }
- /* }}} */
- ZEND_API void zend_fcall_info_args_clear(zend_fcall_info *fci, int free_mem) /* {{{ */
- {
- if (fci->params) {
- zval *p = fci->params;
- zval *end = p + fci->param_count;
- while (p != end) {
- i_zval_ptr_dtor(p);
- p++;
- }
- if (free_mem) {
- efree(fci->params);
- fci->params = NULL;
- }
- }
- fci->param_count = 0;
- }
- /* }}} */
- ZEND_API void zend_fcall_info_args_save(zend_fcall_info *fci, int *param_count, zval **params) /* {{{ */
- {
- *param_count = fci->param_count;
- *params = fci->params;
- fci->param_count = 0;
- fci->params = NULL;
- }
- /* }}} */
- ZEND_API void zend_fcall_info_args_restore(zend_fcall_info *fci, int param_count, zval *params) /* {{{ */
- {
- zend_fcall_info_args_clear(fci, 1);
- fci->param_count = param_count;
- fci->params = params;
- }
- /* }}} */
- ZEND_API int zend_fcall_info_args_ex(zend_fcall_info *fci, zend_function *func, zval *args) /* {{{ */
- {
- zval *arg, *params;
- uint32_t n = 1;
- zend_fcall_info_args_clear(fci, !args);
- if (!args) {
- return SUCCESS;
- }
- if (Z_TYPE_P(args) != IS_ARRAY) {
- return FAILURE;
- }
- fci->param_count = zend_hash_num_elements(Z_ARRVAL_P(args));
- fci->params = params = (zval *) erealloc(fci->params, fci->param_count * sizeof(zval));
- ZEND_HASH_FOREACH_VAL(Z_ARRVAL_P(args), arg) {
- if (func && !Z_ISREF_P(arg) && ARG_SHOULD_BE_SENT_BY_REF(func, n)) {
- ZVAL_NEW_REF(params, arg);
- Z_TRY_ADDREF_P(arg);
- } else {
- ZVAL_COPY(params, arg);
- }
- params++;
- n++;
- } ZEND_HASH_FOREACH_END();
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int zend_fcall_info_args(zend_fcall_info *fci, zval *args) /* {{{ */
- {
- return zend_fcall_info_args_ex(fci, NULL, args);
- }
- /* }}} */
- ZEND_API int zend_fcall_info_argp(zend_fcall_info *fci, int argc, zval *argv) /* {{{ */
- {
- int i;
- if (argc < 0) {
- return FAILURE;
- }
- zend_fcall_info_args_clear(fci, !argc);
- if (argc) {
- fci->param_count = argc;
- fci->params = (zval *) erealloc(fci->params, fci->param_count * sizeof(zval));
- for (i = 0; i < argc; ++i) {
- ZVAL_COPY(&fci->params[i], &argv[i]);
- }
- }
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int zend_fcall_info_argv(zend_fcall_info *fci, int argc, va_list *argv) /* {{{ */
- {
- int i;
- zval *arg;
- if (argc < 0) {
- return FAILURE;
- }
- zend_fcall_info_args_clear(fci, !argc);
- if (argc) {
- fci->param_count = argc;
- fci->params = (zval *) erealloc(fci->params, fci->param_count * sizeof(zval));
- for (i = 0; i < argc; ++i) {
- arg = va_arg(*argv, zval *);
- ZVAL_COPY(&fci->params[i], arg);
- }
- }
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int zend_fcall_info_argn(zend_fcall_info *fci, int argc, ...) /* {{{ */
- {
- int ret;
- va_list argv;
- va_start(argv, argc);
- ret = zend_fcall_info_argv(fci, argc, &argv);
- va_end(argv);
- return ret;
- }
- /* }}} */
- ZEND_API int zend_fcall_info_call(zend_fcall_info *fci, zend_fcall_info_cache *fcc, zval *retval_ptr, zval *args) /* {{{ */
- {
- zval retval, *org_params = NULL;
- int result, org_count = 0;
- fci->retval = retval_ptr ? retval_ptr : &retval;
- if (args) {
- zend_fcall_info_args_save(fci, &org_count, &org_params);
- zend_fcall_info_args(fci, args);
- }
- result = zend_call_function(fci, fcc);
- if (!retval_ptr && Z_TYPE(retval) != IS_UNDEF) {
- zval_ptr_dtor(&retval);
- }
- if (args) {
- zend_fcall_info_args_restore(fci, org_count, org_params);
- }
- return result;
- }
- /* }}} */
- ZEND_API const char *zend_get_module_version(const char *module_name) /* {{{ */
- {
- zend_string *lname;
- size_t name_len = strlen(module_name);
- zend_module_entry *module;
- lname = zend_string_alloc(name_len, 0);
- zend_str_tolower_copy(ZSTR_VAL(lname), module_name, name_len);
- module = zend_hash_find_ptr(&module_registry, lname);
- zend_string_efree(lname);
- return module ? module->version : NULL;
- }
- /* }}} */
- static inline zend_string *zval_make_interned_string(zval *zv) /* {{{ */
- {
- ZEND_ASSERT(Z_TYPE_P(zv) == IS_STRING);
- Z_STR_P(zv) = zend_new_interned_string(Z_STR_P(zv));
- if (ZSTR_IS_INTERNED(Z_STR_P(zv))) {
- Z_TYPE_FLAGS_P(zv) = 0;
- }
- return Z_STR_P(zv);
- }
- static zend_always_inline zend_bool is_persistent_class(zend_class_entry *ce) {
- return (ce->type & ZEND_INTERNAL_CLASS)
- && ce->info.internal.module->type == MODULE_PERSISTENT;
- }
- ZEND_API int zend_declare_typed_property(zend_class_entry *ce, zend_string *name, zval *property, int access_type, zend_string *doc_comment, zend_type type) /* {{{ */
- {
- zend_property_info *property_info, *property_info_ptr;
- if (ZEND_TYPE_IS_SET(type)) {
- ce->ce_flags |= ZEND_ACC_HAS_TYPE_HINTS;
- }
- if (ce->type == ZEND_INTERNAL_CLASS) {
- property_info = pemalloc(sizeof(zend_property_info), 1);
- } else {
- property_info = zend_arena_alloc(&CG(arena), sizeof(zend_property_info));
- if (Z_TYPE_P(property) == IS_CONSTANT_AST) {
- ce->ce_flags &= ~ZEND_ACC_CONSTANTS_UPDATED;
- }
- }
- if (Z_TYPE_P(property) == IS_STRING && !ZSTR_IS_INTERNED(Z_STR_P(property))) {
- zval_make_interned_string(property);
- }
- if (!(access_type & ZEND_ACC_PPP_MASK)) {
- access_type |= ZEND_ACC_PUBLIC;
- }
- if (access_type & ZEND_ACC_STATIC) {
- if ((property_info_ptr = zend_hash_find_ptr(&ce->properties_info, name)) != NULL &&
- (property_info_ptr->flags & ZEND_ACC_STATIC) != 0) {
- property_info->offset = property_info_ptr->offset;
- zval_ptr_dtor(&ce->default_static_members_table[property_info->offset]);
- zend_hash_del(&ce->properties_info, name);
- } else {
- property_info->offset = ce->default_static_members_count++;
- ce->default_static_members_table = perealloc(ce->default_static_members_table, sizeof(zval) * ce->default_static_members_count, ce->type == ZEND_INTERNAL_CLASS);
- }
- ZVAL_COPY_VALUE(&ce->default_static_members_table[property_info->offset], property);
- if (!ZEND_MAP_PTR(ce->static_members_table)) {
- ZEND_ASSERT(ce->type == ZEND_INTERNAL_CLASS);
- if (!EG(current_execute_data)) {
- ZEND_MAP_PTR_NEW(ce->static_members_table);
- } else {
- /* internal class loaded by dl() */
- ZEND_MAP_PTR_INIT(ce->static_members_table, &ce->default_static_members_table);
- }
- }
- } else {
- zval *property_default_ptr;
- if ((property_info_ptr = zend_hash_find_ptr(&ce->properties_info, name)) != NULL &&
- (property_info_ptr->flags & ZEND_ACC_STATIC) == 0) {
- property_info->offset = property_info_ptr->offset;
- zval_ptr_dtor(&ce->default_properties_table[OBJ_PROP_TO_NUM(property_info->offset)]);
- zend_hash_del(&ce->properties_info, name);
- ZEND_ASSERT(ce->type == ZEND_INTERNAL_CLASS);
- ZEND_ASSERT(ce->properties_info_table != NULL);
- ce->properties_info_table[OBJ_PROP_TO_NUM(property_info->offset)] = property_info;
- } else {
- property_info->offset = OBJ_PROP_TO_OFFSET(ce->default_properties_count);
- ce->default_properties_count++;
- ce->default_properties_table = perealloc(ce->default_properties_table, sizeof(zval) * ce->default_properties_count, ce->type == ZEND_INTERNAL_CLASS);
- /* For user classes this is handled during linking */
- if (ce->type == ZEND_INTERNAL_CLASS) {
- ce->properties_info_table = perealloc(ce->properties_info_table, sizeof(zend_property_info *) * ce->default_properties_count, 1);
- ce->properties_info_table[ce->default_properties_count - 1] = property_info;
- }
- }
- property_default_ptr = &ce->default_properties_table[OBJ_PROP_TO_NUM(property_info->offset)];
- ZVAL_COPY_VALUE(property_default_ptr, property);
- Z_PROP_FLAG_P(property_default_ptr) = Z_ISUNDEF_P(property) ? IS_PROP_UNINIT : 0;
- }
- if (ce->type & ZEND_INTERNAL_CLASS) {
- switch(Z_TYPE_P(property)) {
- case IS_ARRAY:
- case IS_OBJECT:
- case IS_RESOURCE:
- zend_error_noreturn(E_CORE_ERROR, "Internal zval's can't be arrays, objects or resources");
- break;
- default:
- break;
- }
- /* Must be interned to avoid ZTS data races */
- if (is_persistent_class(ce)) {
- name = zend_new_interned_string(zend_string_copy(name));
- }
- }
- if (access_type & ZEND_ACC_PUBLIC) {
- property_info->name = zend_string_copy(name);
- } else if (access_type & ZEND_ACC_PRIVATE) {
- property_info->name = zend_mangle_property_name(ZSTR_VAL(ce->name), ZSTR_LEN(ce->name), ZSTR_VAL(name), ZSTR_LEN(name), is_persistent_class(ce));
- } else {
- ZEND_ASSERT(access_type & ZEND_ACC_PROTECTED);
- property_info->name = zend_mangle_property_name("*", 1, ZSTR_VAL(name), ZSTR_LEN(name), is_persistent_class(ce));
- }
- property_info->name = zend_new_interned_string(property_info->name);
- property_info->flags = access_type;
- property_info->doc_comment = doc_comment;
- property_info->ce = ce;
- property_info->type = type;
- zend_hash_update_ptr(&ce->properties_info, name, property_info);
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int zend_try_assign_typed_ref_ex(zend_reference *ref, zval *val, zend_bool strict) /* {{{ */
- {
- if (UNEXPECTED(!zend_verify_ref_assignable_zval(ref, val, strict))) {
- zval_ptr_dtor(val);
- return FAILURE;
- } else {
- zval_ptr_dtor(&ref->val);
- ZVAL_COPY_VALUE(&ref->val, val);
- return SUCCESS;
- }
- }
- /* }}} */
- ZEND_API int zend_try_assign_typed_ref(zend_reference *ref, zval *val) /* {{{ */
- {
- return zend_try_assign_typed_ref_ex(ref, val, ZEND_ARG_USES_STRICT_TYPES());
- }
- /* }}} */
- ZEND_API int zend_try_assign_typed_ref_null(zend_reference *ref) /* {{{ */
- {
- zval tmp;
- ZVAL_NULL(&tmp);
- return zend_try_assign_typed_ref(ref, &tmp);
- }
- /* }}} */
- ZEND_API int zend_try_assign_typed_ref_bool(zend_reference *ref, zend_bool val) /* {{{ */
- {
- zval tmp;
- ZVAL_BOOL(&tmp, val);
- return zend_try_assign_typed_ref(ref, &tmp);
- }
- /* }}} */
- ZEND_API int zend_try_assign_typed_ref_long(zend_reference *ref, zend_long lval) /* {{{ */
- {
- zval tmp;
- ZVAL_LONG(&tmp, lval);
- return zend_try_assign_typed_ref(ref, &tmp);
- }
- /* }}} */
- ZEND_API int zend_try_assign_typed_ref_double(zend_reference *ref, double dval) /* {{{ */
- {
- zval tmp;
- ZVAL_DOUBLE(&tmp, dval);
- return zend_try_assign_typed_ref(ref, &tmp);
- }
- /* }}} */
- ZEND_API int zend_try_assign_typed_ref_empty_string(zend_reference *ref) /* {{{ */
- {
- zval tmp;
- ZVAL_EMPTY_STRING(&tmp);
- return zend_try_assign_typed_ref(ref, &tmp);
- }
- /* }}} */
- ZEND_API int zend_try_assign_typed_ref_str(zend_reference *ref, zend_string *str) /* {{{ */
- {
- zval tmp;
- ZVAL_STR(&tmp, str);
- return zend_try_assign_typed_ref(ref, &tmp);
- }
- /* }}} */
- ZEND_API int zend_try_assign_typed_ref_string(zend_reference *ref, const char *string) /* {{{ */
- {
- zval tmp;
- ZVAL_STRING(&tmp, string);
- return zend_try_assign_typed_ref(ref, &tmp);
- }
- /* }}} */
- ZEND_API int zend_try_assign_typed_ref_stringl(zend_reference *ref, const char *string, size_t len) /* {{{ */
- {
- zval tmp;
- ZVAL_STRINGL(&tmp, string, len);
- return zend_try_assign_typed_ref(ref, &tmp);
- }
- /* }}} */
- ZEND_API int zend_try_assign_typed_ref_arr(zend_reference *ref, zend_array *arr) /* {{{ */
- {
- zval tmp;
- ZVAL_ARR(&tmp, arr);
- return zend_try_assign_typed_ref(ref, &tmp);
- }
- /* }}} */
- ZEND_API int zend_try_assign_typed_ref_res(zend_reference *ref, zend_resource *res) /* {{{ */
- {
- zval tmp;
- ZVAL_RES(&tmp, res);
- return zend_try_assign_typed_ref(ref, &tmp);
- }
- /* }}} */
- ZEND_API int zend_try_assign_typed_ref_zval(zend_reference *ref, zval *zv) /* {{{ */
- {
- zval tmp;
- ZVAL_COPY_VALUE(&tmp, zv);
- return zend_try_assign_typed_ref(ref, &tmp);
- }
- /* }}} */
- ZEND_API int zend_try_assign_typed_ref_zval_ex(zend_reference *ref, zval *zv, zend_bool strict) /* {{{ */
- {
- zval tmp;
- ZVAL_COPY_VALUE(&tmp, zv);
- return zend_try_assign_typed_ref_ex(ref, &tmp, strict);
- }
- /* }}} */
- ZEND_API int zend_declare_property_ex(zend_class_entry *ce, zend_string *name, zval *property, int access_type, zend_string *doc_comment) /* {{{ */
- {
- return zend_declare_typed_property(ce, name, property, access_type, doc_comment, (zend_type) ZEND_TYPE_INIT_NONE(0));
- }
- /* }}} */
- ZEND_API int zend_declare_property(zend_class_entry *ce, const char *name, size_t name_length, zval *property, int access_type) /* {{{ */
- {
- zend_string *key = zend_string_init(name, name_length, is_persistent_class(ce));
- int ret = zend_declare_property_ex(ce, key, property, access_type, NULL);
- zend_string_release(key);
- return ret;
- }
- /* }}} */
- ZEND_API int zend_declare_property_null(zend_class_entry *ce, const char *name, size_t name_length, int access_type) /* {{{ */
- {
- zval property;
- ZVAL_NULL(&property);
- return zend_declare_property(ce, name, name_length, &property, access_type);
- }
- /* }}} */
- ZEND_API int zend_declare_property_bool(zend_class_entry *ce, const char *name, size_t name_length, zend_long value, int access_type) /* {{{ */
- {
- zval property;
- ZVAL_BOOL(&property, value);
- return zend_declare_property(ce, name, name_length, &property, access_type);
- }
- /* }}} */
- ZEND_API int zend_declare_property_long(zend_class_entry *ce, const char *name, size_t name_length, zend_long value, int access_type) /* {{{ */
- {
- zval property;
- ZVAL_LONG(&property, value);
- return zend_declare_property(ce, name, name_length, &property, access_type);
- }
- /* }}} */
- ZEND_API int zend_declare_property_double(zend_class_entry *ce, const char *name, size_t name_length, double value, int access_type) /* {{{ */
- {
- zval property;
- ZVAL_DOUBLE(&property, value);
- return zend_declare_property(ce, name, name_length, &property, access_type);
- }
- /* }}} */
- ZEND_API int zend_declare_property_string(zend_class_entry *ce, const char *name, size_t name_length, const char *value, int access_type) /* {{{ */
- {
- zval property;
- ZVAL_NEW_STR(&property, zend_string_init(value, strlen(value), ce->type & ZEND_INTERNAL_CLASS));
- return zend_declare_property(ce, name, name_length, &property, access_type);
- }
- /* }}} */
- ZEND_API int zend_declare_property_stringl(zend_class_entry *ce, const char *name, size_t name_length, const char *value, size_t value_len, int access_type) /* {{{ */
- {
- zval property;
- ZVAL_NEW_STR(&property, zend_string_init(value, value_len, ce->type & ZEND_INTERNAL_CLASS));
- return zend_declare_property(ce, name, name_length, &property, access_type);
- }
- /* }}} */
- ZEND_API int zend_declare_class_constant_ex(zend_class_entry *ce, zend_string *name, zval *value, int access_type, zend_string *doc_comment) /* {{{ */
- {
- zend_class_constant *c;
- if (ce->ce_flags & ZEND_ACC_INTERFACE) {
- if (access_type != ZEND_ACC_PUBLIC) {
- zend_error_noreturn(E_COMPILE_ERROR, "Access type for interface constant %s::%s must be public", ZSTR_VAL(ce->name), ZSTR_VAL(name));
- }
- }
- if (zend_string_equals_literal_ci(name, "class")) {
- zend_error_noreturn(ce->type == ZEND_INTERNAL_CLASS ? E_CORE_ERROR : E_COMPILE_ERROR,
- "A class constant must not be called 'class'; it is reserved for class name fetching");
- }
- if (Z_TYPE_P(value) == IS_STRING && !ZSTR_IS_INTERNED(Z_STR_P(value))) {
- zval_make_interned_string(value);
- }
- if (ce->type == ZEND_INTERNAL_CLASS) {
- c = pemalloc(sizeof(zend_class_constant), 1);
- } else {
- c = zend_arena_alloc(&CG(arena), sizeof(zend_class_constant));
- }
- ZVAL_COPY_VALUE(&c->value, value);
- Z_ACCESS_FLAGS(c->value) = access_type;
- c->doc_comment = doc_comment;
- c->ce = ce;
- if (Z_TYPE_P(value) == IS_CONSTANT_AST) {
- ce->ce_flags &= ~ZEND_ACC_CONSTANTS_UPDATED;
- }
- if (!zend_hash_add_ptr(&ce->constants_table, name, c)) {
- zend_error_noreturn(ce->type == ZEND_INTERNAL_CLASS ? E_CORE_ERROR : E_COMPILE_ERROR,
- "Cannot redefine class constant %s::%s", ZSTR_VAL(ce->name), ZSTR_VAL(name));
- }
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int zend_declare_class_constant(zend_class_entry *ce, const char *name, size_t name_length, zval *value) /* {{{ */
- {
- int ret;
- zend_string *key;
- if (ce->type == ZEND_INTERNAL_CLASS) {
- key = zend_string_init_interned(name, name_length, 1);
- } else {
- key = zend_string_init(name, name_length, 0);
- }
- ret = zend_declare_class_constant_ex(ce, key, value, ZEND_ACC_PUBLIC, NULL);
- zend_string_release(key);
- return ret;
- }
- /* }}} */
- ZEND_API int zend_declare_class_constant_null(zend_class_entry *ce, const char *name, size_t name_length) /* {{{ */
- {
- zval constant;
- ZVAL_NULL(&constant);
- return zend_declare_class_constant(ce, name, name_length, &constant);
- }
- /* }}} */
- ZEND_API int zend_declare_class_constant_long(zend_class_entry *ce, const char *name, size_t name_length, zend_long value) /* {{{ */
- {
- zval constant;
- ZVAL_LONG(&constant, value);
- return zend_declare_class_constant(ce, name, name_length, &constant);
- }
- /* }}} */
- ZEND_API int zend_declare_class_constant_bool(zend_class_entry *ce, const char *name, size_t name_length, zend_bool value) /* {{{ */
- {
- zval constant;
- ZVAL_BOOL(&constant, value);
- return zend_declare_class_constant(ce, name, name_length, &constant);
- }
- /* }}} */
- ZEND_API int zend_declare_class_constant_double(zend_class_entry *ce, const char *name, size_t name_length, double value) /* {{{ */
- {
- zval constant;
- ZVAL_DOUBLE(&constant, value);
- return zend_declare_class_constant(ce, name, name_length, &constant);
- }
- /* }}} */
- 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) /* {{{ */
- {
- zval constant;
- ZVAL_NEW_STR(&constant, zend_string_init(value, value_length, ce->type & ZEND_INTERNAL_CLASS));
- return zend_declare_class_constant(ce, name, name_length, &constant);
- }
- /* }}} */
- ZEND_API int zend_declare_class_constant_string(zend_class_entry *ce, const char *name, size_t name_length, const char *value) /* {{{ */
- {
- return zend_declare_class_constant_stringl(ce, name, name_length, value, strlen(value));
- }
- /* }}} */
- ZEND_API void zend_update_property_ex(zend_class_entry *scope, zval *object, zend_string *name, zval *value) /* {{{ */
- {
- zend_class_entry *old_scope = EG(fake_scope);
- EG(fake_scope) = scope;
- Z_OBJ_HT_P(object)->write_property(Z_OBJ_P(object), name, value, NULL);
- EG(fake_scope) = old_scope;
- }
- /* }}} */
- ZEND_API void zend_update_property(zend_class_entry *scope, zval *object, const char *name, size_t name_length, zval *value) /* {{{ */
- {
- zend_string *property;
- zend_class_entry *old_scope = EG(fake_scope);
- EG(fake_scope) = scope;
- property = zend_string_init(name, name_length, 0);
- Z_OBJ_HT_P(object)->write_property(Z_OBJ_P(object), property, value, NULL);
- zend_string_release_ex(property, 0);
- EG(fake_scope) = old_scope;
- }
- /* }}} */
- ZEND_API void zend_update_property_null(zend_class_entry *scope, zval *object, const char *name, size_t name_length) /* {{{ */
- {
- zval tmp;
- ZVAL_NULL(&tmp);
- zend_update_property(scope, object, name, name_length, &tmp);
- }
- /* }}} */
- ZEND_API void zend_unset_property(zend_class_entry *scope, zval *object, const char *name, size_t name_length) /* {{{ */
- {
- zend_string *property;
- zend_class_entry *old_scope = EG(fake_scope);
- EG(fake_scope) = scope;
- property = zend_string_init(name, name_length, 0);
- Z_OBJ_HT_P(object)->unset_property(Z_OBJ_P(object), property, 0);
- zend_string_release_ex(property, 0);
- EG(fake_scope) = old_scope;
- }
- /* }}} */
- ZEND_API void zend_update_property_bool(zend_class_entry *scope, zval *object, const char *name, size_t name_length, zend_long value) /* {{{ */
- {
- zval tmp;
- ZVAL_BOOL(&tmp, value);
- zend_update_property(scope, object, name, name_length, &tmp);
- }
- /* }}} */
- ZEND_API void zend_update_property_long(zend_class_entry *scope, zval *object, const char *name, size_t name_length, zend_long value) /* {{{ */
- {
- zval tmp;
- ZVAL_LONG(&tmp, value);
- zend_update_property(scope, object, name, name_length, &tmp);
- }
- /* }}} */
- ZEND_API void zend_update_property_double(zend_class_entry *scope, zval *object, const char *name, size_t name_length, double value) /* {{{ */
- {
- zval tmp;
- ZVAL_DOUBLE(&tmp, value);
- zend_update_property(scope, object, name, name_length, &tmp);
- }
- /* }}} */
- ZEND_API void zend_update_property_str(zend_class_entry *scope, zval *object, const char *name, size_t name_length, zend_string *value) /* {{{ */
- {
- zval tmp;
- ZVAL_STR(&tmp, value);
- zend_update_property(scope, object, name, name_length, &tmp);
- }
- /* }}} */
- ZEND_API void zend_update_property_string(zend_class_entry *scope, zval *object, const char *name, size_t name_length, const char *value) /* {{{ */
- {
- zval tmp;
- ZVAL_STRING(&tmp, value);
- Z_SET_REFCOUNT(tmp, 0);
- zend_update_property(scope, object, name, name_length, &tmp);
- }
- /* }}} */
- ZEND_API void zend_update_property_stringl(zend_class_entry *scope, zval *object, const char *name, size_t name_length, const char *value, size_t value_len) /* {{{ */
- {
- zval tmp;
- ZVAL_STRINGL(&tmp, value, value_len);
- Z_SET_REFCOUNT(tmp, 0);
- zend_update_property(scope, object, name, name_length, &tmp);
- }
- /* }}} */
- ZEND_API int zend_update_static_property_ex(zend_class_entry *scope, zend_string *name, zval *value) /* {{{ */
- {
- zval *property, tmp;
- zend_property_info *prop_info;
- zend_class_entry *old_scope = EG(fake_scope);
- if (UNEXPECTED(!(scope->ce_flags & ZEND_ACC_CONSTANTS_UPDATED))) {
- if (UNEXPECTED(zend_update_class_constants(scope)) != SUCCESS) {
- return FAILURE;
- }
- }
- EG(fake_scope) = scope;
- property = zend_std_get_static_property_with_info(scope, name, BP_VAR_W, &prop_info);
- EG(fake_scope) = old_scope;
- if (!property) {
- return FAILURE;
- }
- ZEND_ASSERT(!Z_ISREF_P(value));
- Z_TRY_ADDREF_P(value);
- if (ZEND_TYPE_IS_SET(prop_info->type)) {
- ZVAL_COPY_VALUE(&tmp, value);
- if (!zend_verify_property_type(prop_info, &tmp, /* strict */ 0)) {
- Z_TRY_DELREF_P(value);
- return FAILURE;
- }
- value = &tmp;
- }
- zend_assign_to_variable(property, value, IS_TMP_VAR, /* strict */ 0);
- return SUCCESS;
- }
- /* }}} */
- ZEND_API int zend_update_static_property(zend_class_entry *scope, const char *name, size_t name_length, zval *value) /* {{{ */
- {
- zend_string *key = zend_string_init(name, name_length, 0);
- int retval = zend_update_static_property_ex(scope, key, value);
- zend_string_efree(key);
- return retval;
- }
- /* }}} */
- ZEND_API int zend_update_static_property_null(zend_class_entry *scope, const char *name, size_t name_length) /* {{{ */
- {
- zval tmp;
- ZVAL_NULL(&tmp);
- return zend_update_static_property(scope, name, name_length, &tmp);
- }
- /* }}} */
- ZEND_API int zend_update_static_property_bool(zend_class_entry *scope, const char *name, size_t name_length, zend_long value) /* {{{ */
- {
- zval tmp;
- ZVAL_BOOL(&tmp, value);
- return zend_update_static_property(scope, name, name_length, &tmp);
- }
- /* }}} */
- ZEND_API int zend_update_static_property_long(zend_class_entry *scope, const char *name, size_t name_length, zend_long value) /* {{{ */
- {
- zval tmp;
- ZVAL_LONG(&tmp, value);
- return zend_update_static_property(scope, name, name_length, &tmp);
- }
- /* }}} */
- ZEND_API int zend_update_static_property_double(zend_class_entry *scope, const char *name, size_t name_length, double value) /* {{{ */
- {
- zval tmp;
- ZVAL_DOUBLE(&tmp, value);
- return zend_update_static_property(scope, name, name_length, &tmp);
- }
- /* }}} */
- ZEND_API int zend_update_static_property_string(zend_class_entry *scope, const char *name, size_t name_length, const char *value) /* {{{ */
- {
- zval tmp;
- ZVAL_STRING(&tmp, value);
- Z_SET_REFCOUNT(tmp, 0);
- return zend_update_static_property(scope, name, name_length, &tmp);
- }
- /* }}} */
- ZEND_API int zend_update_static_property_stringl(zend_class_entry *scope, const char *name, size_t name_length, const char *value, size_t value_len) /* {{{ */
- {
- zval tmp;
- ZVAL_STRINGL(&tmp, value, value_len);
- Z_SET_REFCOUNT(tmp, 0);
- return zend_update_static_property(scope, name, name_length, &tmp);
- }
- /* }}} */
- ZEND_API zval *zend_read_property_ex(zend_class_entry *scope, zval *object, zend_string *name, zend_bool silent, zval *rv) /* {{{ */
- {
- zval *value;
- zend_class_entry *old_scope = EG(fake_scope);
- EG(fake_scope) = scope;
- value = Z_OBJ_HT_P(object)->read_property(Z_OBJ_P(object), name, silent?BP_VAR_IS:BP_VAR_R, NULL, rv);
- EG(fake_scope) = old_scope;
- return value;
- }
- /* }}} */
- ZEND_API zval *zend_read_property(zend_class_entry *scope, zval *object, const char *name, size_t name_length, zend_bool silent, zval *rv) /* {{{ */
- {
- zval *value;
- zend_string *str;
- str = zend_string_init(name, name_length, 0);
- value = zend_read_property_ex(scope, object, str, silent, rv);
- zend_string_release_ex(str, 0);
- return value;
- }
- /* }}} */
- ZEND_API zval *zend_read_static_property_ex(zend_class_entry *scope, zend_string *name, zend_bool silent) /* {{{ */
- {
- zval *property;
- zend_class_entry *old_scope = EG(fake_scope);
- EG(fake_scope) = scope;
- property = zend_std_get_static_property(scope, name, silent ? BP_VAR_IS : BP_VAR_R);
- EG(fake_scope) = old_scope;
- return property;
- }
- /* }}} */
- ZEND_API zval *zend_read_static_property(zend_class_entry *scope, const char *name, size_t name_length, zend_bool silent) /* {{{ */
- {
- zend_string *key = zend_string_init(name, name_length, 0);
- zval *property = zend_read_static_property_ex(scope, key, silent);
- zend_string_efree(key);
- return property;
- }
- /* }}} */
- ZEND_API void zend_save_error_handling(zend_error_handling *current) /* {{{ */
- {
- current->handling = EG(error_handling);
- current->exception = EG(exception_class);
- ZVAL_COPY(¤t->user_handler, &EG(user_error_handler));
- }
- /* }}} */
- ZEND_API void zend_replace_error_handling(zend_error_handling_t error_handling, zend_class_entry *exception_class, zend_error_handling *current) /* {{{ */
- {
- if (current) {
- zend_save_error_handling(current);
- if (error_handling != EH_NORMAL && Z_TYPE(EG(user_error_handler)) != IS_UNDEF) {
- zval_ptr_dtor(&EG(user_error_handler));
- ZVAL_UNDEF(&EG(user_error_handler));
- }
- }
- EG(error_handling) = error_handling;
- EG(exception_class) = error_handling == EH_THROW ? exception_class : NULL;
- }
- /* }}} */
- static int same_zval(zval *zv1, zval *zv2) /* {{{ */
- {
- if (Z_TYPE_P(zv1) != Z_TYPE_P(zv2)) {
- return 0;
- }
- switch (Z_TYPE_P(zv1)) {
- case IS_UNDEF:
- case IS_NULL:
- case IS_FALSE:
- case IS_TRUE:
- return 1;
- case IS_LONG:
- return Z_LVAL_P(zv1) == Z_LVAL_P(zv2);
- case IS_DOUBLE:
- return Z_LVAL_P(zv1) == Z_LVAL_P(zv2);
- case IS_STRING:
- case IS_ARRAY:
- case IS_OBJECT:
- case IS_RESOURCE:
- return Z_COUNTED_P(zv1) == Z_COUNTED_P(zv2);
- default:
- return 0;
- }
- }
- /* }}} */
- ZEND_API void zend_restore_error_handling(zend_error_handling *saved) /* {{{ */
- {
- EG(error_handling) = saved->handling;
- EG(exception_class) = saved->handling == EH_THROW ? saved->exception : NULL;
- if (Z_TYPE(saved->user_handler) != IS_UNDEF
- && !same_zval(&saved->user_handler, &EG(user_error_handler))) {
- zval_ptr_dtor(&EG(user_error_handler));
- ZVAL_COPY_VALUE(&EG(user_error_handler), &saved->user_handler);
- } else if (Z_TYPE(saved->user_handler)) {
- zval_ptr_dtor(&saved->user_handler);
- }
- ZVAL_UNDEF(&saved->user_handler);
- }
- /* }}} */
- ZEND_API ZEND_COLD const char *zend_get_object_type(const zend_class_entry *ce) /* {{{ */
- {
- if(ce->ce_flags & ZEND_ACC_TRAIT) {
- return "trait";
- } else if (ce->ce_flags & ZEND_ACC_INTERFACE) {
- return "interface";
- } else {
- return "class";
- }
- }
- /* }}} */
- ZEND_API zend_bool zend_is_iterable(zval *iterable) /* {{{ */
- {
- switch (Z_TYPE_P(iterable)) {
- case IS_ARRAY:
- return 1;
- case IS_OBJECT:
- return zend_class_implements_interface(Z_OBJCE_P(iterable), zend_ce_traversable);
- default:
- return 0;
- }
- }
- /* }}} */
- ZEND_API zend_bool zend_is_countable(zval *countable) /* {{{ */
- {
- switch (Z_TYPE_P(countable)) {
- case IS_ARRAY:
- return 1;
- case IS_OBJECT:
- if (Z_OBJ_HT_P(countable)->count_elements) {
- return 1;
- }
- return zend_class_implements_interface(Z_OBJCE_P(countable), zend_ce_countable);
- default:
- return 0;
- }
- }
- /* }}} */
- static int get_default_via_ast(zval *default_value_zval, const char *default_value) {
- zend_ast *ast;
- zend_arena *ast_arena;
- zend_string *code = zend_string_concat3(
- "<?php ", sizeof("<?php ") - 1, default_value, strlen(default_value), ";", 1);
- ast = zend_compile_string_to_ast(code, &ast_arena, "");
- zend_string_release(code);
- if (!ast) {
- return FAILURE;
- }
- zend_ast_list *statement_list = zend_ast_get_list(ast);
- zend_ast *const_expression_ast = statement_list->child[0];
- zend_arena *original_ast_arena = CG(ast_arena);
- uint32_t original_compiler_options = CG(compiler_options);
- zend_file_context original_file_context;
- CG(ast_arena) = ast_arena;
- /* Disable constant substitution, to make getDefaultValueConstant() work. */
- CG(compiler_options) |= ZEND_COMPILE_NO_CONSTANT_SUBSTITUTION | ZEND_COMPILE_NO_PERSISTENT_CONSTANT_SUBSTITUTION;
- zend_file_context_begin(&original_file_context);
- zend_const_expr_to_zval(default_value_zval, const_expression_ast);
- CG(ast_arena) = original_ast_arena;
- CG(compiler_options) = original_compiler_options;
- zend_file_context_end(&original_file_context);
- zend_ast_destroy(ast);
- zend_arena_destroy(ast_arena);
- return SUCCESS;
- }
- static zend_string *try_parse_string(const char *str, size_t len, char quote) {
- if (len == 0) {
- return ZSTR_EMPTY_ALLOC();
- }
- for (size_t i = 0; i < len; i++) {
- if (str[i] == '\\' || str[i] == quote) {
- return NULL;
- }
- }
- return zend_string_init(str, len, 0);
- }
- ZEND_API int zend_get_default_from_internal_arg_info(
- zval *default_value_zval, zend_internal_arg_info *arg_info)
- {
- const char *default_value = arg_info->default_value;
- if (!default_value) {
- return FAILURE;
- }
- /* Avoid going through the full AST machinery for some simple and common cases. */
- size_t default_value_len = strlen(default_value);
- zend_ulong lval;
- if (default_value_len == sizeof("null")-1
- && !memcmp(default_value, "null", sizeof("null")-1)) {
- ZVAL_NULL(default_value_zval);
- return SUCCESS;
- } else if (default_value_len == sizeof("true")-1
- && !memcmp(default_value, "true", sizeof("true")-1)) {
- ZVAL_TRUE(default_value_zval);
- return SUCCESS;
- } else if (default_value_len == sizeof("false")-1
- && !memcmp(default_value, "false", sizeof("false")-1)) {
- ZVAL_FALSE(default_value_zval);
- return SUCCESS;
- } else if (default_value_len >= 2
- && (default_value[0] == '\'' || default_value[0] == '"')
- && default_value[default_value_len - 1] == default_value[0]) {
- zend_string *str = try_parse_string(
- default_value + 1, default_value_len - 2, default_value[0]);
- if (str) {
- ZVAL_STR(default_value_zval, str);
- return SUCCESS;
- }
- } else if (default_value_len == sizeof("[]")-1
- && !memcmp(default_value, "[]", sizeof("[]")-1)) {
- ZVAL_EMPTY_ARRAY(default_value_zval);
- return SUCCESS;
- } else if (ZEND_HANDLE_NUMERIC_STR(default_value, default_value_len, lval)) {
- ZVAL_LONG(default_value_zval, lval);
- return SUCCESS;
- }
- #if 0
- fprintf(stderr, "Evaluating %s via AST\n", default_value);
- #endif
- return get_default_via_ast(default_value_zval, default_value);
- }