mirror of
https://github.com/php/php-src.git
synced 2024-11-28 12:26:37 +08:00
1403 lines
32 KiB
C
1403 lines
32 KiB
C
/*
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+----------------------------------------------------------------------+
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| Zend Engine |
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+----------------------------------------------------------------------+
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| Copyright (c) 1998-2001 Zend Technologies Ltd. (http://www.zend.com) |
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+----------------------------------------------------------------------+
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| This source file is subject to version 0.92 of the Zend license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available at through the world-wide-web at |
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| http://www.zend.com/license/0_92.txt. |
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| If you did not receive a copy of the Zend license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@zend.com so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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| Authors: Andi Gutmans <andi@zend.com> |
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| Zeev Suraski <zeev@zend.com> |
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| Andrei Zmievski <andrei@php.net> |
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+----------------------------------------------------------------------+
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*/
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#include "zend.h"
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#include "zend_execute.h"
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#include "zend_API.h"
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#include "zend_modules.h"
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#include "zend_constants.h"
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#ifdef HAVE_STDARG_H
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#include <stdarg.h>
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#endif
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/* these variables are true statics/globals, and have to be mutex'ed on every access */
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static int module_count=0;
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ZEND_API HashTable module_registry;
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/* this function doesn't check for too many parameters */
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ZEND_API int zend_get_parameters(int ht, int param_count, ...)
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{
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void **p;
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int arg_count;
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va_list ptr;
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zval **param, *param_ptr;
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ELS_FETCH();
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p = EG(argument_stack).top_element-2;
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arg_count = (ulong) *p;
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if (param_count>arg_count) {
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return FAILURE;
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}
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va_start(ptr, param_count);
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while (param_count-->0) {
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param = va_arg(ptr, zval **);
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param_ptr = *(p-arg_count);
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if (!PZVAL_IS_REF(param_ptr) && param_ptr->refcount>1) {
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zval *new_tmp;
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ALLOC_ZVAL(new_tmp);
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*new_tmp = *param_ptr;
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zval_copy_ctor(new_tmp);
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INIT_PZVAL(new_tmp);
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param_ptr = new_tmp;
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((zval *) *(p-arg_count))->refcount--;
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*(p-arg_count) = param_ptr;
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}
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*param = param_ptr;
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arg_count--;
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}
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va_end(ptr);
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return SUCCESS;
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}
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ZEND_API int zend_get_parameters_array(int ht, int param_count, zval **argument_array)
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{
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void **p;
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int arg_count;
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zval *param_ptr;
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ELS_FETCH();
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p = EG(argument_stack).top_element-2;
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arg_count = (ulong) *p;
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if (param_count>arg_count) {
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return FAILURE;
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}
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while (param_count-->0) {
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param_ptr = *(p-arg_count);
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if (!PZVAL_IS_REF(param_ptr) && param_ptr->refcount>1) {
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zval *new_tmp;
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ALLOC_ZVAL(new_tmp);
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*new_tmp = *param_ptr;
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zval_copy_ctor(new_tmp);
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INIT_PZVAL(new_tmp);
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param_ptr = new_tmp;
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((zval *) *(p-arg_count))->refcount--;
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*(p-arg_count) = param_ptr;
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}
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*(argument_array++) = param_ptr;
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arg_count--;
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}
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return SUCCESS;
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}
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/* Zend-optimized Extended functions */
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/* this function doesn't check for too many parameters */
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ZEND_API int zend_get_parameters_ex(int param_count, ...)
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{
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void **p;
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int arg_count;
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va_list ptr;
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zval ***param;
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ELS_FETCH();
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p = EG(argument_stack).top_element-2;
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arg_count = (ulong) *p;
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if (param_count>arg_count) {
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return FAILURE;
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}
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va_start(ptr, param_count);
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while (param_count-->0) {
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param = va_arg(ptr, zval ***);
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*param = (zval **) p-(arg_count--);
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}
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va_end(ptr);
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return SUCCESS;
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}
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ZEND_API int zend_get_parameters_array_ex(int param_count, zval ***argument_array)
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{
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void **p;
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int arg_count;
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ELS_FETCH();
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p = EG(argument_stack).top_element-2;
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arg_count = (ulong) *p;
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if (param_count>arg_count) {
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return FAILURE;
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}
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while (param_count-->0) {
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*(argument_array++) = (zval **) p-(arg_count--);
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}
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return SUCCESS;
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}
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ZEND_API int ParameterPassedByReference(int ht, uint n)
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{
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void **p;
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ulong arg_count;
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zval *arg;
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ELS_FETCH();
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p = EG(argument_stack).elements+EG(argument_stack).top-2;
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arg_count = (ulong) *p;
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if (n>arg_count) {
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return FAILURE;
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}
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arg = (zval *) *(p-arg_count+n-1);
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return PZVAL_IS_REF(arg);
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}
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ZEND_API void wrong_param_count()
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{
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zend_error(E_WARNING,"Wrong parameter count for %s()",get_active_function_name());
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}
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/* Argument parsing API -- andrei */
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static char *zend_zval_type_name(zval *arg)
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{
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switch (Z_TYPE_P(arg)) {
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case IS_NULL:
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return "null";
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case IS_LONG:
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return "integer";
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case IS_DOUBLE:
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return "double";
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case IS_STRING:
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return "string";
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case IS_ARRAY:
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return "array";
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case IS_OBJECT:
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return "object";
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case IS_BOOL:
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return "boolean";
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case IS_RESOURCE:
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return "resource";
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default:
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return "unknown";
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}
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}
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static int zend_check_class(zval *obj, zend_class_entry *expected_ce)
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{
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zend_class_entry *ce;
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if (Z_TYPE_P(obj) != IS_OBJECT) {
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return 0;
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}
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for (ce = Z_OBJCE_P(obj); ce != NULL; ce = ce->parent) {
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if (ce == expected_ce) {
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return 1;
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}
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}
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return 0;
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}
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static char *zend_parse_arg_impl(zval **arg, va_list *va, char **spec)
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{
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char *spec_walk = *spec;
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char c = *spec_walk++;
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int return_null = 0;
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while (*spec_walk == '/' || *spec_walk == '!') {
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if (*spec_walk == '/') {
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SEPARATE_ZVAL_IF_NOT_REF(arg);
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} else if (*spec_walk == '!' && Z_TYPE_PP(arg) == IS_NULL) {
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return_null = 1;
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}
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spec_walk++;
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}
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switch (c) {
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case 'l':
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{
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long *p = va_arg(*va, long *);
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switch (Z_TYPE_PP(arg)) {
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case IS_STRING:
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{
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double d;
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int type;
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if ((type = is_numeric_string(Z_STRVAL_PP(arg), Z_STRLEN_PP(arg), p, &d)) == 0) {
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return "long";
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} else if (type == IS_DOUBLE) {
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*p = (long) d;
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}
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}
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break;
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case IS_NULL:
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case IS_LONG:
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case IS_DOUBLE:
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case IS_BOOL:
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convert_to_long_ex(arg);
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*p = Z_LVAL_PP(arg);
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break;
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case IS_ARRAY:
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case IS_OBJECT:
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case IS_RESOURCE:
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default:
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return "long";
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}
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}
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break;
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case 'd':
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{
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double *p = va_arg(*va, double *);
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switch (Z_TYPE_PP(arg)) {
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case IS_STRING:
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{
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long l;
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int type;
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if ((type = is_numeric_string(Z_STRVAL_PP(arg), Z_STRLEN_PP(arg), &l, p)) == 0) {
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return "double";
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} else if (type == IS_LONG) {
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*p = (double) l;
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}
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}
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break;
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case IS_NULL:
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case IS_LONG:
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case IS_DOUBLE:
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case IS_BOOL:
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convert_to_double_ex(arg);
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*p = Z_LVAL_PP(arg);
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break;
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case IS_ARRAY:
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case IS_OBJECT:
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case IS_RESOURCE:
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default:
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return "double";
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}
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}
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break;
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case 's':
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{
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char **p = va_arg(*va, char **);
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int *pl = va_arg(*va, int *);
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switch (Z_TYPE_PP(arg)) {
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case IS_NULL:
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if (return_null) {
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*p = NULL;
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*pl = 0;
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break;
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}
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/* break omitted intentionally */
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case IS_STRING:
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case IS_LONG:
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case IS_DOUBLE:
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case IS_BOOL:
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convert_to_string_ex(arg);
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*p = Z_STRVAL_PP(arg);
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*pl = Z_STRLEN_PP(arg);
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break;
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case IS_ARRAY:
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case IS_OBJECT:
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case IS_RESOURCE:
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default:
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return "string";
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}
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}
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break;
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case 'b':
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{
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zend_bool *p = va_arg(*va, zend_bool *);
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switch (Z_TYPE_PP(arg)) {
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case IS_NULL:
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case IS_STRING:
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case IS_LONG:
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case IS_DOUBLE:
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case IS_BOOL:
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convert_to_boolean_ex(arg);
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*p = Z_BVAL_PP(arg);
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break;
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case IS_ARRAY:
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case IS_OBJECT:
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case IS_RESOURCE:
|
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default:
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return "boolean";
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}
|
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}
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break;
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case 'r':
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{
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zval **p = va_arg(*va, zval **);
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if (Z_TYPE_PP(arg) != IS_RESOURCE) {
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if (Z_TYPE_PP(arg) == IS_NULL && return_null) {
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*p = NULL;
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} else {
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return "resource";
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}
|
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} else
|
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*p = *arg;
|
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}
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break;
|
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|
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case 'a':
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{
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zval **p = va_arg(*va, zval **);
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if (Z_TYPE_PP(arg) != IS_ARRAY) {
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if (Z_TYPE_PP(arg) == IS_NULL && return_null) {
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*p = NULL;
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} else {
|
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return "array";
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}
|
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} else
|
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*p = *arg;
|
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}
|
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break;
|
|
|
|
case 'o':
|
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{
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zval **p = va_arg(*va, zval **);
|
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if (Z_TYPE_PP(arg) != IS_OBJECT) {
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if (Z_TYPE_PP(arg) == IS_NULL && return_null) {
|
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*p = NULL;
|
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} else {
|
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return "object";
|
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}
|
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} else
|
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*p = *arg;
|
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}
|
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break;
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case 'O':
|
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{
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zval **p = va_arg(*va, zval **);
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zend_class_entry *ce = va_arg(*va, zend_class_entry *);
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if (Z_TYPE_PP(arg) != IS_OBJECT || !zend_check_class(*arg, ce)) {
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if (Z_TYPE_PP(arg) == IS_NULL && return_null) {
|
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*p = NULL;
|
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} else {
|
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return ce->name;
|
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}
|
|
} else
|
|
*p = *arg;
|
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}
|
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break;
|
|
|
|
case 'z':
|
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{
|
|
zval **p = va_arg(*va, zval **);
|
|
if (Z_TYPE_PP(arg) == IS_NULL && return_null) {
|
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*p = NULL;
|
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} else {
|
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*p = *arg;
|
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}
|
|
}
|
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break;
|
|
|
|
default:
|
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return "unknown";
|
|
}
|
|
|
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*spec = spec_walk;
|
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|
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return NULL;
|
|
}
|
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|
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static int zend_parse_arg(int arg_num, zval **arg, va_list *va, char **spec, int quiet)
|
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{
|
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char *expected_type = NULL;
|
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char buf[1024];
|
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|
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expected_type = zend_parse_arg_impl(arg, va, spec);
|
|
if (expected_type) {
|
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if (!quiet) {
|
|
sprintf(buf, "%s() expects argument %d to be %s, %s given",
|
|
get_active_function_name(), arg_num, expected_type,
|
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zend_zval_type_name(*arg));
|
|
zend_error(E_WARNING, buf);
|
|
}
|
|
return FAILURE;
|
|
}
|
|
|
|
return SUCCESS;
|
|
}
|
|
|
|
static int zend_parse_va_args(int num_args, char *type_spec, va_list *va, int flags)
|
|
{
|
|
char *spec_walk;
|
|
char buf[1024];
|
|
int c, i;
|
|
int min_num_args = -1;
|
|
int max_num_args = 0;
|
|
zval **arg;
|
|
void **p;
|
|
int arg_count;
|
|
int quiet = flags & ZEND_PARSE_PARAMS_QUIET;
|
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ELS_FETCH();
|
|
|
|
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':
|
|
max_num_args++;
|
|
break;
|
|
|
|
case '|':
|
|
min_num_args = max_num_args;
|
|
break;
|
|
|
|
case '/':
|
|
case '!':
|
|
/* Pass */
|
|
break;
|
|
|
|
default:
|
|
if (!quiet) {
|
|
zend_error(E_WARNING, "%s(): bad type specifier while parsing arguments", get_active_function_name());
|
|
}
|
|
return FAILURE;
|
|
}
|
|
}
|
|
|
|
if (min_num_args < 0) {
|
|
min_num_args = max_num_args;
|
|
}
|
|
|
|
if (num_args < min_num_args || num_args > max_num_args) {
|
|
if (!quiet) {
|
|
sprintf(buf, "%s() requires %s %d argument%s, %d given",
|
|
get_active_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_error(E_WARNING, buf);
|
|
}
|
|
return FAILURE;
|
|
}
|
|
|
|
p = EG(argument_stack).top_element-2;
|
|
arg_count = (ulong) *p;
|
|
|
|
if (num_args > arg_count) {
|
|
zend_error(E_WARNING, "%s(): could not obtain arguments for parsing",
|
|
get_active_function_name());
|
|
return FAILURE;
|
|
}
|
|
|
|
i = 0;
|
|
while (num_args-- > 0) {
|
|
arg = (zval **) p - (arg_count-i);
|
|
if (*type_spec == '|') {
|
|
type_spec++;
|
|
}
|
|
if (zend_parse_arg(i+1, arg, va, &type_spec, quiet) == FAILURE) {
|
|
return FAILURE;
|
|
}
|
|
i++;
|
|
}
|
|
|
|
return SUCCESS;
|
|
}
|
|
|
|
ZEND_API int zend_parse_parameters_ex(int flags, int num_args, 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, char *type_spec, ...)
|
|
{
|
|
va_list va;
|
|
int retval;
|
|
|
|
va_start(va, type_spec);
|
|
retval = zend_parse_va_args(num_args, type_spec, &va, 0);
|
|
va_end(va);
|
|
|
|
return retval;
|
|
}
|
|
|
|
/* Argument parsing API -- andrei */
|
|
|
|
|
|
ZEND_API int _array_init(zval *arg ZEND_FILE_LINE_DC)
|
|
{
|
|
ALLOC_HASHTABLE_REL(arg->value.ht);
|
|
|
|
zend_hash_init(arg->value.ht, 0, NULL, ZVAL_PTR_DTOR, 0);
|
|
arg->type = IS_ARRAY;
|
|
return SUCCESS;
|
|
}
|
|
|
|
|
|
ZEND_API int _object_init_ex(zval *arg, zend_class_entry *class_type ZEND_FILE_LINE_DC)
|
|
{
|
|
zval *tmp;
|
|
|
|
if (!class_type->constants_updated) {
|
|
zend_hash_apply_with_argument(&class_type->default_properties, (int (*)(void *,void *)) zval_update_constant, (void *) 1);
|
|
class_type->constants_updated = 1;
|
|
}
|
|
|
|
ALLOC_HASHTABLE_REL(arg->value.obj.properties);
|
|
zend_hash_init(arg->value.obj.properties, 0, NULL, ZVAL_PTR_DTOR, 0);
|
|
zend_hash_copy(arg->value.obj.properties, &class_type->default_properties, (copy_ctor_func_t) zval_add_ref, (void *) &tmp, sizeof(zval *));
|
|
arg->type = IS_OBJECT;
|
|
arg->value.obj.ce = class_type;
|
|
return SUCCESS;
|
|
}
|
|
|
|
|
|
ZEND_API int _object_init(zval *arg ZEND_FILE_LINE_DC)
|
|
{
|
|
return _object_init_ex(arg, &zend_standard_class_def ZEND_FILE_LINE_CC);
|
|
}
|
|
|
|
|
|
ZEND_API int add_assoc_function(zval *arg, char *key,void (*function_ptr)(INTERNAL_FUNCTION_PARAMETERS))
|
|
{
|
|
zend_error(E_WARNING, "add_assoc_function() is no longer supported");
|
|
return FAILURE;
|
|
}
|
|
|
|
|
|
ZEND_API int add_assoc_long_ex(zval *arg, char *key, uint key_len, long n)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_LONG(tmp, n);
|
|
|
|
return zend_hash_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
|
|
}
|
|
|
|
ZEND_API int add_assoc_null_ex(zval *arg, char *key, uint key_len)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_NULL(tmp);
|
|
|
|
return zend_hash_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
|
|
}
|
|
|
|
ZEND_API int add_assoc_bool_ex(zval *arg, char *key, uint key_len, int b)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_BOOL(tmp, b);
|
|
|
|
return zend_hash_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
|
|
}
|
|
|
|
ZEND_API int add_assoc_resource_ex(zval *arg, char *key, uint key_len, int r)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_RESOURCE(tmp, r);
|
|
|
|
return zend_hash_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
|
|
}
|
|
|
|
|
|
ZEND_API int add_assoc_double_ex(zval *arg, char *key, uint key_len, double d)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_DOUBLE(tmp, d);
|
|
|
|
return zend_hash_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
|
|
}
|
|
|
|
|
|
ZEND_API int add_assoc_string_ex(zval *arg, char *key, uint key_len, char *str, int duplicate)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_STRING(tmp, str, duplicate);
|
|
|
|
return zend_hash_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
|
|
}
|
|
|
|
|
|
ZEND_API int add_assoc_stringl_ex(zval *arg, char *key, uint key_len, char *str, uint length, int duplicate)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_STRINGL(tmp, str, length, duplicate);
|
|
|
|
return zend_hash_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
|
|
}
|
|
|
|
ZEND_API int add_assoc_zval_ex(zval *arg, char *key, uint key_len, zval *value)
|
|
{
|
|
return zend_hash_update(Z_ARRVAL_P(arg), key, key_len, (void *) &value, sizeof(zval *), NULL);
|
|
}
|
|
|
|
|
|
ZEND_API int add_index_long(zval *arg, uint index, long n)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_LONG(tmp, n);
|
|
|
|
return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *),NULL);
|
|
}
|
|
|
|
|
|
ZEND_API int add_index_null(zval *arg, uint index)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_NULL(tmp);
|
|
|
|
return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), NULL);
|
|
}
|
|
|
|
ZEND_API int add_index_bool(zval *arg, uint index, int b)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_BOOL(tmp, b);
|
|
|
|
return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *),NULL);
|
|
}
|
|
|
|
|
|
ZEND_API int add_index_resource(zval *arg, uint index, int r)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_RESOURCE(tmp, r);
|
|
|
|
return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *),NULL);
|
|
}
|
|
|
|
|
|
ZEND_API int add_index_double(zval *arg, uint index, double d)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_DOUBLE(tmp, d);
|
|
|
|
return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *),NULL);
|
|
}
|
|
|
|
|
|
ZEND_API int add_index_string(zval *arg, uint index, char *str, int duplicate)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_STRING(tmp, str, duplicate);
|
|
|
|
return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), NULL);
|
|
}
|
|
|
|
|
|
ZEND_API int add_index_stringl(zval *arg, uint index, char *str, uint length, int duplicate)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_STRINGL(tmp, str, length, duplicate);
|
|
|
|
return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), NULL);
|
|
}
|
|
|
|
|
|
ZEND_API int add_index_zval(zval *arg, uint index, zval *value)
|
|
{
|
|
return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &value, sizeof(zval *), NULL);
|
|
}
|
|
|
|
|
|
ZEND_API int add_next_index_long(zval *arg, long n)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_LONG(tmp, n);
|
|
|
|
return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp, sizeof(zval *), NULL);
|
|
}
|
|
|
|
|
|
ZEND_API int add_next_index_null(zval *arg)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_NULL(tmp);
|
|
|
|
return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp, sizeof(zval *), NULL);
|
|
}
|
|
|
|
|
|
ZEND_API int add_next_index_bool(zval *arg, int b)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_BOOL(tmp, b);
|
|
|
|
return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp, sizeof(zval *), NULL);
|
|
}
|
|
|
|
|
|
ZEND_API int add_next_index_resource(zval *arg, int r)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_RESOURCE(tmp, r);
|
|
|
|
return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp, sizeof(zval *), NULL);
|
|
}
|
|
|
|
|
|
ZEND_API int add_next_index_double(zval *arg, double d)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_DOUBLE(tmp, d);
|
|
|
|
return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp, sizeof(zval *), NULL);
|
|
}
|
|
|
|
|
|
ZEND_API int add_next_index_string(zval *arg, char *str, int duplicate)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_STRING(tmp, str, duplicate);
|
|
|
|
return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp, sizeof(zval *),NULL);
|
|
}
|
|
|
|
|
|
ZEND_API int add_next_index_stringl(zval *arg, char *str, uint length, int duplicate)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_STRINGL(tmp, str, length, duplicate);
|
|
|
|
return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp, sizeof(zval *),NULL);
|
|
}
|
|
|
|
|
|
ZEND_API int add_next_index_zval(zval *arg, zval *value)
|
|
{
|
|
return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &value, sizeof(zval *), NULL);
|
|
}
|
|
|
|
|
|
ZEND_API int add_get_assoc_string_ex(zval *arg, char *key, uint key_len, char *str, void **dest, int duplicate)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_STRING(tmp, str, duplicate);
|
|
|
|
return zend_hash_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), dest);
|
|
}
|
|
|
|
|
|
ZEND_API int add_get_assoc_stringl_ex(zval *arg, char *key, uint key_len, char *str, uint length, void **dest, int duplicate)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_STRINGL(tmp, str, length, duplicate);
|
|
|
|
return zend_hash_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), dest);
|
|
}
|
|
|
|
|
|
ZEND_API int add_get_index_long(zval *arg, uint index, long l, void **dest)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_LONG(tmp, l);
|
|
|
|
return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), dest);
|
|
}
|
|
|
|
|
|
ZEND_API int add_get_index_double(zval *arg, uint index, double d, void **dest)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_DOUBLE(tmp, d);
|
|
|
|
return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), dest);
|
|
}
|
|
|
|
|
|
ZEND_API int add_get_index_string(zval *arg, uint index, char *str, void **dest, int duplicate)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_STRING(tmp, str, duplicate);
|
|
|
|
return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *),dest);
|
|
}
|
|
|
|
|
|
ZEND_API int add_get_index_stringl(zval *arg, uint index, char *str, uint length, void **dest, int duplicate)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_STRINGL(tmp, str, length, duplicate);
|
|
|
|
return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), dest);
|
|
}
|
|
|
|
|
|
ZEND_API int add_property_long_ex(zval *arg, char *key, uint key_len, long n)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_LONG(tmp, n);
|
|
|
|
return zend_hash_update(Z_OBJPROP_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
|
|
}
|
|
|
|
ZEND_API int add_property_bool_ex(zval *arg, char *key, uint key_len, int b)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_BOOL(tmp, b);
|
|
|
|
return zend_hash_update(Z_OBJPROP_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
|
|
}
|
|
|
|
ZEND_API int add_property_null_ex(zval *arg, char *key, uint key_len)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_NULL(tmp);
|
|
|
|
return zend_hash_update(Z_OBJPROP_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
|
|
}
|
|
|
|
ZEND_API int add_property_resource_ex(zval *arg, char *key, uint key_len, long n)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_RESOURCE(tmp, n);
|
|
|
|
return zend_hash_update(Z_OBJPROP_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
|
|
}
|
|
|
|
|
|
ZEND_API int add_property_double_ex(zval *arg, char *key, uint key_len, double d)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_DOUBLE(tmp, d);
|
|
|
|
return zend_hash_update(Z_OBJPROP_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
|
|
}
|
|
|
|
|
|
ZEND_API int add_property_string_ex(zval *arg, char *key, uint key_len, char *str, int duplicate)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_STRING(tmp, str, duplicate);
|
|
|
|
return zend_hash_update(Z_OBJPROP_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
|
|
}
|
|
|
|
ZEND_API int add_property_stringl_ex(zval *arg, char *key, uint key_len, char *str, uint length, int duplicate)
|
|
{
|
|
zval *tmp;
|
|
|
|
MAKE_STD_ZVAL(tmp);
|
|
ZVAL_STRINGL(tmp, str, length, duplicate);
|
|
|
|
return zend_hash_update(Z_OBJPROP_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
|
|
}
|
|
|
|
ZEND_API int add_property_zval_ex(zval *arg, char *key, uint key_len, zval *value)
|
|
{
|
|
return zend_hash_update(Z_OBJPROP_P(arg), key, key_len, (void *) &value, sizeof(zval *), NULL);
|
|
}
|
|
|
|
ZEND_API int zend_startup_module(zend_module_entry *module)
|
|
{
|
|
if (module) {
|
|
module->module_number = zend_next_free_module();
|
|
if (module->module_startup_func) {
|
|
ELS_FETCH();
|
|
|
|
if (module->module_startup_func(MODULE_PERSISTENT, module->module_number ELS_CC)==FAILURE) {
|
|
zend_error(E_CORE_ERROR,"Unable to start %s module",module->name);
|
|
return FAILURE;
|
|
}
|
|
}
|
|
module->type = MODULE_PERSISTENT;
|
|
zend_register_module(module);
|
|
}
|
|
return SUCCESS;
|
|
}
|
|
|
|
|
|
/* registers all functions in *library_functions in the function hash */
|
|
int zend_register_functions(zend_function_entry *functions, HashTable *function_table, int type)
|
|
{
|
|
zend_function_entry *ptr = functions;
|
|
zend_function function;
|
|
zend_internal_function *internal_function = (zend_internal_function *)&function;
|
|
int count=0,unload=0;
|
|
HashTable *target_function_table = function_table;
|
|
int error_type;
|
|
CLS_FETCH();
|
|
|
|
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;
|
|
|
|
while (ptr->fname) {
|
|
internal_function->handler = ptr->handler;
|
|
internal_function->arg_types = ptr->func_arg_types;
|
|
internal_function->function_name = ptr->fname;
|
|
if (!internal_function->handler) {
|
|
zend_error(error_type, "Null function defined as active function");
|
|
zend_unregister_functions(functions, count, target_function_table);
|
|
return FAILURE;
|
|
}
|
|
if (zend_hash_add(target_function_table, ptr->fname, strlen(ptr->fname)+1, &function, sizeof(zend_function), NULL) == FAILURE) {
|
|
unload=1;
|
|
break;
|
|
}
|
|
ptr++;
|
|
count++;
|
|
}
|
|
if (unload) { /* before unloading, display all remaining bad function in the module */
|
|
while (ptr->fname) {
|
|
if (zend_hash_exists(target_function_table, ptr->fname, strlen(ptr->fname)+1)) {
|
|
zend_error(error_type, "Function registration failed - duplicate name - %s",ptr->fname);
|
|
}
|
|
ptr++;
|
|
}
|
|
zend_unregister_functions(functions, count, target_function_table);
|
|
return FAILURE;
|
|
}
|
|
return SUCCESS;
|
|
}
|
|
|
|
/* count=-1 means erase all functions, otherwise,
|
|
* erase the first count functions
|
|
*/
|
|
void zend_unregister_functions(zend_function_entry *functions, int count, HashTable *function_table)
|
|
{
|
|
zend_function_entry *ptr = functions;
|
|
int i=0;
|
|
HashTable *target_function_table = function_table;
|
|
CLS_FETCH();
|
|
|
|
if (!target_function_table) {
|
|
target_function_table = CG(function_table);
|
|
}
|
|
while (ptr->fname) {
|
|
if (count!=-1 && i>=count) {
|
|
break;
|
|
}
|
|
#if 0
|
|
zend_printf("Unregistering %s()\n", ptr->fname);
|
|
#endif
|
|
zend_hash_del(target_function_table, ptr->fname, strlen(ptr->fname)+1);
|
|
ptr++;
|
|
i++;
|
|
}
|
|
}
|
|
|
|
|
|
ZEND_API int zend_register_module(zend_module_entry *module)
|
|
{
|
|
#if 0
|
|
zend_printf("%s: Registering module %d\n",module->name, module->module_number);
|
|
#endif
|
|
if (module->functions && zend_register_functions(module->functions, NULL, module->type)==FAILURE) {
|
|
zend_error(E_CORE_WARNING,"%s: Unable to register functions, unable to load",module->name);
|
|
return FAILURE;
|
|
}
|
|
module->module_started=1;
|
|
return zend_hash_add(&module_registry, module->name,strlen(module->name)+1,(void *)module,sizeof(zend_module_entry),NULL);
|
|
}
|
|
|
|
|
|
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);
|
|
if (module->request_shutdown_func)
|
|
module->request_shutdown_func(module->type, 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);
|
|
}
|
|
module->module_started=0;
|
|
if (module->functions) {
|
|
zend_unregister_functions(module->functions, -1, NULL);
|
|
}
|
|
|
|
#if HAVE_LIBDL
|
|
if (module->handle) {
|
|
dlclose(module->handle);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
|
|
/* call request startup for all modules */
|
|
int module_registry_request_startup(zend_module_entry *module)
|
|
{
|
|
if (module->request_startup_func) {
|
|
ELS_FETCH();
|
|
|
|
#if 0
|
|
zend_printf("%s: Request startup\n",module->name);
|
|
#endif
|
|
if (module->request_startup_func(module->type, module->module_number ELS_CC)==FAILURE) {
|
|
zend_error(E_WARNING, "request_startup() for %s module failed", module->name);
|
|
exit(1);
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
/* for persistent modules - call request shutdown and flag NOT to erase
|
|
* for temporary modules - do nothing, and flag to erase
|
|
*/
|
|
int module_registry_cleanup(zend_module_entry *module)
|
|
{
|
|
switch(module->type) {
|
|
case MODULE_PERSISTENT:
|
|
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);
|
|
}
|
|
return 0;
|
|
break;
|
|
case MODULE_TEMPORARY:
|
|
return 1;
|
|
break;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
/* return the next free module number */
|
|
int zend_next_free_module(void)
|
|
{
|
|
return ++module_count;
|
|
}
|
|
|
|
/* 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, char *parent_name)
|
|
{
|
|
zend_class_entry *register_class;
|
|
CLS_FETCH();
|
|
|
|
if (!parent_ce && parent_name) {
|
|
if (zend_hash_find(CG(class_table), parent_name, strlen(parent_name)+1, (void **) &parent_ce)==FAILURE) {
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
register_class = zend_register_internal_class(class_entry);
|
|
|
|
if (parent_ce) {
|
|
zend_do_inheritance(register_class, parent_ce);
|
|
}
|
|
return register_class;
|
|
}
|
|
|
|
ZEND_API zend_class_entry *zend_register_internal_class(zend_class_entry *class_entry)
|
|
{
|
|
zend_class_entry *register_class;
|
|
char *lowercase_name = zend_strndup(class_entry->name, class_entry->name_length);
|
|
CLS_FETCH();
|
|
|
|
zend_str_tolower(lowercase_name, class_entry->name_length);
|
|
|
|
class_entry->type = ZEND_INTERNAL_CLASS;
|
|
class_entry->parent = NULL;
|
|
class_entry->refcount = (int *) malloc(sizeof(int));
|
|
*class_entry->refcount = 1;
|
|
class_entry->constants_updated = 0;
|
|
zend_hash_init(&class_entry->default_properties, 0, NULL, ZVAL_PTR_DTOR, 1);
|
|
zend_hash_init(&class_entry->function_table, 0, NULL, ZEND_FUNCTION_DTOR, 1);
|
|
|
|
|
|
if (class_entry->builtin_functions) {
|
|
zend_register_functions(class_entry->builtin_functions, &class_entry->function_table, MODULE_PERSISTENT);
|
|
}
|
|
|
|
zend_hash_update(CG(class_table), lowercase_name, class_entry->name_length+1, class_entry, sizeof(zend_class_entry), (void **) ®ister_class);
|
|
free(lowercase_name);
|
|
return register_class;
|
|
}
|
|
|
|
|
|
ZEND_API zend_module_entry *zend_get_module(int module_number)
|
|
{
|
|
zend_module_entry *module;
|
|
|
|
if (zend_hash_index_find(&module_registry, module_number, (void **) &module)==SUCCESS) {
|
|
return module;
|
|
} else {
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
ZEND_API int zend_set_hash_symbol(zval *symbol, char *name, int name_length,
|
|
int is_ref, int num_symbol_tables, ...)
|
|
{
|
|
HashTable *symbol_table;
|
|
va_list symbol_table_list;
|
|
|
|
if (num_symbol_tables <= 0) return FAILURE;
|
|
|
|
symbol->is_ref = is_ref;
|
|
|
|
va_start(symbol_table_list, num_symbol_tables);
|
|
while (num_symbol_tables-- > 0) {
|
|
symbol_table = va_arg(symbol_table_list, HashTable *);
|
|
zend_hash_update(symbol_table, name, name_length + 1, &symbol, sizeof(zval *), NULL);
|
|
zval_add_ref(&symbol);
|
|
}
|
|
va_end(symbol_table_list);
|
|
return SUCCESS;
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Disabled functions support */
|
|
|
|
static ZEND_FUNCTION(display_disabled_function)
|
|
{
|
|
zend_error(E_WARNING, "%s() has been disabled for security reasons", get_active_function_name());
|
|
}
|
|
|
|
|
|
static zend_function_entry disabled_function[] = {
|
|
ZEND_FE(display_disabled_function, NULL)
|
|
{ NULL, NULL, NULL }
|
|
};
|
|
|
|
|
|
ZEND_API int zend_disable_function(char *function_name, uint function_name_length)
|
|
{
|
|
CLS_FETCH();
|
|
|
|
if (zend_hash_del(CG(function_table), function_name, function_name_length+1)==FAILURE) {
|
|
return FAILURE;
|
|
}
|
|
disabled_function[0].fname = function_name;
|
|
return zend_register_functions(disabled_function, CG(function_table), MODULE_PERSISTENT);
|
|
}
|
|
|
|
zend_bool zend_is_callable(zval *callable, zend_bool syntax_only, char **callable_name)
|
|
{
|
|
char *lcname;
|
|
int retval = 0;
|
|
ELS_FETCH();
|
|
|
|
switch (Z_TYPE_P(callable)) {
|
|
case IS_STRING:
|
|
if (callable_name)
|
|
*callable_name = estrndup(Z_STRVAL_P(callable), Z_STRLEN_P(callable));
|
|
|
|
if (syntax_only)
|
|
return 1;
|
|
|
|
lcname = estrndup(Z_STRVAL_P(callable), Z_STRLEN_P(callable));
|
|
zend_str_tolower(lcname, Z_STRLEN_P(callable));
|
|
if (zend_hash_exists(EG(function_table), lcname, Z_STRLEN_P(callable)+1))
|
|
retval = 1;
|
|
efree(lcname);
|
|
break;
|
|
|
|
case IS_ARRAY:
|
|
{
|
|
zval **method;
|
|
zval **obj;
|
|
zend_class_entry *ce = NULL;
|
|
char callable_name_len;
|
|
|
|
if (zend_hash_num_elements(Z_ARRVAL_P(callable)) == 2 &&
|
|
zend_hash_index_find(Z_ARRVAL_P(callable), 0, (void **) &obj) == SUCCESS &&
|
|
zend_hash_index_find(Z_ARRVAL_P(callable), 1, (void **) &method) == SUCCESS &&
|
|
(Z_TYPE_PP(obj) == IS_OBJECT || Z_TYPE_PP(obj) == IS_STRING) &&
|
|
Z_TYPE_PP(method) == IS_STRING) {
|
|
|
|
if (Z_TYPE_PP(obj) == IS_STRING) {
|
|
if (callable_name) {
|
|
char *ptr;
|
|
|
|
callable_name_len = Z_STRLEN_PP(obj) + Z_STRLEN_PP(method) + sizeof("::");
|
|
ptr = *callable_name = emalloc(callable_name_len);
|
|
memcpy(ptr, Z_STRVAL_PP(obj), Z_STRLEN_PP(obj));
|
|
ptr += Z_STRLEN_PP(obj);
|
|
memcpy(ptr, "::", sizeof("::") - 1);
|
|
ptr += sizeof("::") - 1;
|
|
memcpy(ptr, Z_STRVAL_PP(method), Z_STRLEN_PP(method) + 1);
|
|
}
|
|
|
|
if (syntax_only)
|
|
return 1;
|
|
|
|
lcname = estrndup(Z_STRVAL_PP(obj), Z_STRLEN_PP(obj));
|
|
zend_str_tolower(lcname, Z_STRLEN_PP(obj));
|
|
zend_hash_find(EG(class_table), lcname, Z_STRLEN_PP(obj) + 1, (void**)&ce);
|
|
efree(lcname);
|
|
} else {
|
|
ce = Z_OBJCE_PP(obj);
|
|
|
|
if (callable_name) {
|
|
char *ptr;
|
|
|
|
callable_name_len = ce->name_length + Z_STRLEN_PP(method) + sizeof("::");
|
|
ptr = *callable_name = emalloc(callable_name_len);
|
|
memcpy(ptr, ce->name, ce->name_length);
|
|
ptr += ce->name_length;
|
|
memcpy(ptr, "::", sizeof("::") - 1);
|
|
ptr += sizeof("::") - 1;
|
|
memcpy(ptr, Z_STRVAL_PP(method), Z_STRLEN_PP(method) + 1);
|
|
}
|
|
|
|
if (syntax_only)
|
|
return 1;
|
|
}
|
|
|
|
if (ce) {
|
|
lcname = estrndup(Z_STRVAL_PP(method), Z_STRLEN_PP(method));
|
|
zend_str_tolower(lcname, Z_STRLEN_PP(method));
|
|
if (zend_hash_exists(&ce->function_table, lcname, Z_STRLEN_PP(method)+1))
|
|
retval = 1;
|
|
efree(lcname);
|
|
}
|
|
} else if (callable_name)
|
|
*callable_name = estrndup("Array", sizeof("Array")-1);
|
|
}
|
|
break;
|
|
|
|
default:
|
|
if (callable_name) {
|
|
zval expr_copy;
|
|
int use_copy;
|
|
|
|
zend_make_printable_zval(callable, &expr_copy, &use_copy);
|
|
*callable_name = estrndup(Z_STRVAL(expr_copy), Z_STRLEN(expr_copy));
|
|
zval_dtor(&expr_copy);
|
|
}
|
|
break;
|
|
}
|
|
|
|
return retval;
|
|
}
|