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/*
+----------------------------------------------------------------------+
| Zend Engine |
+----------------------------------------------------------------------+
| Copyright (c) 1998-2012 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@zend.com> |
| Zeev Suraski <zeev@zend.com> |
| Andrei Zmievski <andrei@php.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#include "zend.h"
#include "zend_execute.h"
#include "zend_API.h"
#include "zend_modules.h"
#include "zend_constants.h"
#include "zend_exceptions.h"
#include "zend_closures.h"
#ifdef HAVE_STDARG_H
#include <stdarg.h>
#endif
/* 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;
/* this function doesn't check for too many parameters */
ZEND_API int zend_get_parameters(int ht, int param_count, ...) /* {{{ */
{
void **p;
int arg_count;
va_list ptr;
zval **param, *param_ptr;
TSRMLS_FETCH();
p = zend_vm_stack_top(TSRMLS_C) - 1;
arg_count = (int)(zend_uintptr_t) *p;
if (param_count>arg_count) {
return FAILURE;
}
va_start(ptr, param_count);
while (param_count-->0) {
param = va_arg(ptr, zval **);
param_ptr = *(p-arg_count);
if (!PZVAL_IS_REF(param_ptr) && Z_REFCOUNT_P(param_ptr) > 1) {
zval *new_tmp;
ALLOC_ZVAL(new_tmp);
*new_tmp = *param_ptr;
zval_copy_ctor(new_tmp);
INIT_PZVAL(new_tmp);
param_ptr = new_tmp;
Z_DELREF_P((zval *) *(p-arg_count));
*(p-arg_count) = param_ptr;
}
*param = param_ptr;
arg_count--;
}
va_end(ptr);
return SUCCESS;
}
/* }}} */
ZEND_API int _zend_get_parameters_array(int ht, int param_count, zval **argument_array TSRMLS_DC) /* {{{ */
{
void **p;
int arg_count;
zval *param_ptr;
p = zend_vm_stack_top(TSRMLS_C) - 1;
arg_count = (int)(zend_uintptr_t) *p;
if (param_count>arg_count) {
return FAILURE;
}
while (param_count-->0) {
param_ptr = *(p-arg_count);
if (!PZVAL_IS_REF(param_ptr) && Z_REFCOUNT_P(param_ptr) > 1) {
zval *new_tmp;
ALLOC_ZVAL(new_tmp);
*new_tmp = *param_ptr;
zval_copy_ctor(new_tmp);
INIT_PZVAL(new_tmp);
param_ptr = new_tmp;
Z_DELREF_P((zval *) *(p-arg_count));
*(p-arg_count) = param_ptr;
}
*(argument_array++) = param_ptr;
arg_count--;
}
return SUCCESS;
}
/* }}} */
/* Zend-optimized Extended functions */
/* this function doesn't check for too many parameters */
ZEND_API int zend_get_parameters_ex(int param_count, ...) /* {{{ */
{
void **p;
int arg_count;
va_list ptr;
zval ***param;
TSRMLS_FETCH();
p = zend_vm_stack_top(TSRMLS_C) - 1;
arg_count = (int)(zend_uintptr_t) *p;
if (param_count>arg_count) {
return FAILURE;
}
va_start(ptr, param_count);
while (param_count-->0) {
param = va_arg(ptr, zval ***);
*param = (zval **) p-(arg_count--);
}
va_end(ptr);
return SUCCESS;
}
/* }}} */
ZEND_API int _zend_get_parameters_array_ex(int param_count, zval ***argument_array TSRMLS_DC) /* {{{ */
{
void **p;
int arg_count;
p = zend_vm_stack_top(TSRMLS_C) - 1;
arg_count = (int)(zend_uintptr_t) *p;
if (param_count>arg_count) {
return FAILURE;
}
while (param_count-->0) {
zval **value = (zval**)(p-arg_count);
*(argument_array++) = value;
arg_count--;
}
return SUCCESS;
}
/* }}} */
ZEND_API int zend_copy_parameters_array(int param_count, zval *argument_array TSRMLS_DC) /* {{{ */
{
void **p;
int arg_count;
p = zend_vm_stack_top(TSRMLS_C) - 1;
arg_count = (int)(zend_uintptr_t) *p;
if (param_count>arg_count) {
return FAILURE;
}
while (param_count-->0) {
zval **param = (zval **) p-(arg_count--);
zval_add_ref(param);
add_next_index_zval(argument_array, *param);
}
return SUCCESS;
}
/* }}} */
ZEND_API void zend_wrong_param_count(TSRMLS_D) /* {{{ */
{
const char *space;
const char *class_name = get_active_class_name(&space TSRMLS_CC);
zend_error(E_WARNING, "Wrong parameter count for %s%s%s()", class_name, space, get_active_function_name(TSRMLS_C));
}
/* }}} */
/* Argument parsing API -- andrei */
ZEND_API char *zend_get_type_by_const(int type) /* {{{ */
{
switch(type) {
case IS_BOOL:
return "boolean";
case IS_LONG:
return "integer";
case IS_DOUBLE:
return "double";
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_ARRAY:
return "array";
default:
return "unknown";
}
}
/* }}} */
ZEND_API char *zend_zval_type_name(const zval *arg) /* {{{ */
{
return zend_get_type_by_const(Z_TYPE_P(arg));
}
/* }}} */
ZEND_API zend_class_entry *zend_get_class_entry(const zval *zobject TSRMLS_DC) /* {{{ */
{
if (Z_OBJ_HT_P(zobject)->get_class_entry) {
return Z_OBJ_HT_P(zobject)->get_class_entry(zobject TSRMLS_CC);
} else {
zend_error(E_ERROR, "Class entry requested for an object without PHP class");
return NULL;
}
}
/* }}} */
/* returns 1 if you need to copy result, 0 if it's already a copy */
ZEND_API int zend_get_object_classname(const zval *object, const char **class_name, zend_uint *class_name_len TSRMLS_DC) /* {{{ */
{
if (Z_OBJ_HT_P(object)->get_class_name == NULL ||
Z_OBJ_HT_P(object)->get_class_name(object, class_name, class_name_len, 0 TSRMLS_CC) != SUCCESS) {
zend_class_entry *ce = Z_OBJCE_P(object);
*class_name = ce->name;
*class_name_len = ce->name_length;
return 1;
}
return 0;
}
/* }}} */
static int parse_arg_object_to_string(zval **arg, char **p, int *pl, int type TSRMLS_DC) /* {{{ */
{
if (Z_OBJ_HANDLER_PP(arg, cast_object)) {
zval *obj;
MAKE_STD_ZVAL(obj);
if (Z_OBJ_HANDLER_P(*arg, cast_object)(*arg, obj, type TSRMLS_CC) == SUCCESS) {
zval_ptr_dtor(arg);
*arg = obj;
*pl = Z_STRLEN_PP(arg);
*p = Z_STRVAL_PP(arg);
return SUCCESS;
}
efree(obj);
}
/* Standard PHP objects */
if (Z_OBJ_HT_PP(arg) == &std_object_handlers || !Z_OBJ_HANDLER_PP(arg, cast_object)) {
SEPARATE_ZVAL_IF_NOT_REF(arg);
if (zend_std_cast_object_tostring(*arg, *arg, type TSRMLS_CC) == SUCCESS) {
*pl = Z_STRLEN_PP(arg);
*p = Z_STRVAL_PP(arg);
return SUCCESS;
}
}
if (!Z_OBJ_HANDLER_PP(arg, cast_object) && Z_OBJ_HANDLER_PP(arg, get)) {
int use_copy;
zval *z = Z_OBJ_HANDLER_PP(arg, get)(*arg TSRMLS_CC);
Z_ADDREF_P(z);
if(Z_TYPE_P(z) != IS_OBJECT) {
zval_dtor(*arg);
Z_TYPE_P(*arg) = IS_NULL;
zend_make_printable_zval(z, *arg, &use_copy);
if (!use_copy) {
ZVAL_ZVAL(*arg, z, 1, 1);
}
*pl = Z_STRLEN_PP(arg);
*p = Z_STRVAL_PP(arg);
return SUCCESS;
}
zval_ptr_dtor(&z);
}
return FAILURE;
}
/* }}} */
static const char *zend_parse_arg_impl(int arg_num, zval **arg, va_list *va, const char **spec, char **error, int *severity TSRMLS_DC) /* {{{ */
{
const char *spec_walk = *spec;
char c = *spec_walk++;
int return_null = 0;
/* scan through modifiers */
while (1) {
if (*spec_walk == '/') {
SEPARATE_ZVAL_IF_NOT_REF(arg);
} else if (*spec_walk == '!') {
if (Z_TYPE_PP(arg) == IS_NULL) {
return_null = 1;
}
} else {
break;
}
spec_walk++;
}
switch (c) {
case 'l':
case 'L':
{
long *p = va_arg(*va, long *);
switch (Z_TYPE_PP(arg)) {
case IS_STRING:
{
double d;
int type;
if ((type = is_numeric_string(Z_STRVAL_PP(arg), Z_STRLEN_PP(arg), p, &d, -1)) == 0) {
return "long";
} else if (type == IS_DOUBLE) {
if (c == 'L') {
if (d > LONG_MAX) {
*p = LONG_MAX;
break;
} else if (d < LONG_MIN) {
*p = LONG_MIN;
break;
}
}
*p = zend_dval_to_lval(d);
}
}
break;
case IS_DOUBLE:
if (c == 'L') {
if (Z_DVAL_PP(arg) > LONG_MAX) {
*p = LONG_MAX;
break;
} else if (Z_DVAL_PP(arg) < LONG_MIN) {
*p = LONG_MIN;
break;
}
}
case IS_NULL:
case IS_LONG:
case IS_BOOL:
convert_to_long_ex(arg);
*p = Z_LVAL_PP(arg);
break;
case IS_ARRAY:
case IS_OBJECT:
case IS_RESOURCE:
default:
return "long";
}
}
break;
case 'd':
{
double *p = va_arg(*va, double *);
switch (Z_TYPE_PP(arg)) {
case IS_STRING:
{
long l;
int type;
if ((type = is_numeric_string(Z_STRVAL_PP(arg), Z_STRLEN_PP(arg), &l, p, -1)) == 0) {
return "double";
} else if (type == IS_LONG) {
*p = (double) l;
}
}
break;
case IS_NULL:
case IS_LONG:
case IS_DOUBLE:
case IS_BOOL:
convert_to_double_ex(arg);
*p = Z_DVAL_PP(arg);
break;
case IS_ARRAY:
case IS_OBJECT:
case IS_RESOURCE:
default:
return "double";
}
}
break;
case 'p':
case 's':
{
char **p = va_arg(*va, char **);
int *pl = va_arg(*va, int *);
switch (Z_TYPE_PP(arg)) {
case IS_NULL:
if (return_null) {
*p = NULL;
*pl = 0;
break;
}
/* break omitted intentionally */
case IS_STRING:
case IS_LONG:
case IS_DOUBLE:
case IS_BOOL:
convert_to_string_ex(arg);
if (UNEXPECTED(Z_ISREF_PP(arg) != 0)) {
/* it's dangerous to return pointers to string
buffer of referenced variable, because it can
be clobbered throug magic callbacks */
SEPARATE_ZVAL(arg);
}
*p = Z_STRVAL_PP(arg);
*pl = Z_STRLEN_PP(arg);
if (c == 'p' && CHECK_ZVAL_NULL_PATH(*arg)) {
return "a valid path";
}
break;
case IS_OBJECT:
if (parse_arg_object_to_string(arg, p, pl, IS_STRING TSRMLS_CC) == SUCCESS) {
if (c == 'p' && CHECK_ZVAL_NULL_PATH(*arg)) {
return "a valid path";
}
break;
}
case IS_ARRAY:
case IS_RESOURCE:
default:
return c == 's' ? "string" : "a valid path";
}
}
break;
case 'b':
{
zend_bool *p = va_arg(*va, zend_bool *);
switch (Z_TYPE_PP(arg)) {
case IS_NULL:
case IS_STRING:
case IS_LONG:
case IS_DOUBLE:
case IS_BOOL:
convert_to_boolean_ex(arg);
*p = Z_BVAL_PP(arg);
break;
case IS_ARRAY:
case IS_OBJECT:
case IS_RESOURCE:
default:
return "boolean";
}
}
break;
case 'r':
{
zval **p = va_arg(*va, zval **);
if (return_null) {
*p = NULL;
break;
}
if (Z_TYPE_PP(arg) == IS_RESOURCE) {
*p = *arg;
} else {
return "resource";
}
}
break;
case 'A':
case 'a':
{
zval **p = va_arg(*va, zval **);
if (return_null) {
*p = NULL;
break;
}
if (Z_TYPE_PP(arg) == IS_ARRAY || (c == 'A' && Z_TYPE_PP(arg) == IS_OBJECT)) {
*p = *arg;
} else {
return "array";
}
}
break;
case 'H':
case 'h':
{
HashTable **p = va_arg(*va, HashTable **);
if (return_null) {
*p = NULL;
break;
}
if (Z_TYPE_PP(arg) == IS_ARRAY) {
*p = Z_ARRVAL_PP(arg);
} else if(c == 'H' && Z_TYPE_PP(arg) == IS_OBJECT) {
*p = HASH_OF(*arg);
if(*p == NULL) {
return "array";
}
} else {
return "array";
}
}
break;
case 'o':
{
zval **p = va_arg(*va, zval **);
if (return_null) {
*p = NULL;
break;
}
if (Z_TYPE_PP(arg) == IS_OBJECT) {
*p = *arg;
} else {
return "object";
}
}
break;
case 'O':
{
zval **p = va_arg(*va, zval **);
zend_class_entry *ce = va_arg(*va, zend_class_entry *);
if (return_null) {
*p = NULL;
break;
}
if (Z_TYPE_PP(arg) == IS_OBJECT &&
(!ce || instanceof_function(Z_OBJCE_PP(arg), ce TSRMLS_CC))) {
*p = *arg;
} else {
if (ce) {
return ce->name;
} else {
return "object";
}
}
}
break;
case 'C':
{
zend_class_entry **lookup, **pce = va_arg(*va, zend_class_entry **);
zend_class_entry *ce_base = *pce;
if (return_null) {
*pce = NULL;
break;
}
convert_to_string_ex(arg);
if (zend_lookup_class(Z_STRVAL_PP(arg), Z_STRLEN_PP(arg), &lookup TSRMLS_CC) == FAILURE) {
*pce = NULL;
} else {
*pce = *lookup;
}
if (ce_base) {
if ((!*pce || !instanceof_function(*pce, ce_base TSRMLS_CC))) {
zend_spprintf(error, 0, "to be a class name derived from %s, '%s' given",
ce_base->name, Z_STRVAL_PP(arg));
*pce = NULL;
return "";
}
}
if (!*pce) {
zend_spprintf(error, 0, "to be a valid class name, '%s' given",
Z_STRVAL_PP(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 (return_null) {
fci->size = 0;
fcc->initialized = 0;
break;
}
if (zend_fcall_info_init(*arg, 0, fci, fcc, NULL, &is_callable_error TSRMLS_CC) == SUCCESS) {
if (is_callable_error) {
*severity = E_STRICT;
zend_spprintf(error, 0, "to be a valid callback, %s", is_callable_error);
efree(is_callable_error);
*spec = spec_walk;
return "";
}
break;
} else {
if (is_callable_error) {
*severity = E_WARNING;
zend_spprintf(error, 0, "to be a valid callback, %s", is_callable_error);
efree(is_callable_error);
return "";
} else {
return "valid callback";
}
}
}
case 'z':
{
zval **p = va_arg(*va, zval **);
if (return_null) {
*p = NULL;
} else {
*p = *arg;
}
}
break;
case 'Z':
{
zval ***p = va_arg(*va, zval ***);
if (return_null) {
*p = NULL;
} else {
*p = arg;
}
}
break;
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 quiet TSRMLS_DC) /* {{{ */
{
const char *expected_type = NULL;
char *error = NULL;
int severity = E_WARNING;
expected_type = zend_parse_arg_impl(arg_num, arg, va, spec, &error, &severity TSRMLS_CC);
if (expected_type) {
if (!quiet && (*expected_type || error)) {
const char *space;
const char *class_name = get_active_class_name(&space TSRMLS_CC);
if (error) {
zend_error(severity, "%s%s%s() expects parameter %d %s",
class_name, space, get_active_function_name(TSRMLS_C), arg_num, error);
efree(error);
} else {
zend_error(severity, "%s%s%s() expects parameter %d to be %s, %s given",
class_name, space, get_active_function_name(TSRMLS_C), arg_num, expected_type,
zend_zval_type_name(*arg));
}
}
if (severity != E_STRICT) {
return FAILURE;
}
}
return SUCCESS;
}
/* }}} */
static int zend_parse_va_args(int num_args, const char *type_spec, va_list *va, int flags TSRMLS_DC) /* {{{ */
{
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;
int quiet = flags & ZEND_PARSE_PARAMS_QUIET;
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':
max_num_args++;
break;
case '|':
min_num_args = max_num_args;
break;
case '/':
case '!':
/* Pass */
break;
case '*':
case '+':
if (have_varargs) {
if (!quiet) {
zend_function *active_function = EG(current_execute_data)->function_state.function;
const char *class_name = active_function->common.scope ? active_function->common.scope->name : "";
zend_error(E_WARNING, "%s%s%s(): only one varargs specifier (* or +) is permitted",
class_name,
class_name[0] ? "::" : "",
active_function->common.function_name);
}
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:
if (!quiet) {
zend_function *active_function = EG(current_execute_data)->function_state.function;
const char *class_name = active_function->common.scope ? active_function->common.scope->name : "";
zend_error(E_WARNING, "%s%s%s(): bad type specifier while parsing parameters",
class_name,
class_name[0] ? "::" : "",
active_function->common.function_name);
}
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 (!quiet) {
zend_function *active_function = EG(current_execute_data)->function_state.function;
const char *class_name = active_function->common.scope ? active_function->common.scope->name : "";
zend_error(E_WARNING, "%s%s%s() expects %s %d parameter%s, %d given",
class_name,
class_name[0] ? "::" : "",
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 = (int)(zend_uintptr_t) *(zend_vm_stack_top(TSRMLS_C) - 1);
if (num_args > arg_count) {
zend_error(E_WARNING, "%s(): could not obtain parameters for parsing",
get_active_function_name(TSRMLS_C));
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) {
int iv = 0;
zval **p = (zval **) (zend_vm_stack_top(TSRMLS_C) - 1 - (arg_count - i));
*n_varargs = num_varargs;
/* allocate space for array and store args */
*varargs = safe_emalloc(num_varargs, sizeof(zval **), 0);
while (num_varargs-- > 0) {
(*varargs)[iv++] = p++;
}
/* adjust how many args we have left and restart loop */
num_args = num_args + 1 - iv;
i += iv;
continue;
} else {
*varargs = NULL;
*n_varargs = 0;
}
}
arg = (zval **) (zend_vm_stack_top(TSRMLS_C) - 1 - (arg_count-i));
if (zend_parse_arg(i+1, arg, va, &type_spec, quiet TSRMLS_CC) == FAILURE) {
/* clean up varargs array if it was used */
if (varargs && *varargs) {
efree(*varargs);
*varargs = NULL;
}
return FAILURE;
}
i++;
}
return SUCCESS;
}
/* }}} */
#define RETURN_IF_ZERO_ARGS(num_args, type_spec, quiet) { \
int __num_args = (num_args); \
\
if (0 == (type_spec)[0] && 0 != __num_args && !(quiet)) { \
const char *__space; \
const char * __class_name = get_active_class_name(&__space TSRMLS_CC); \
zend_error(E_WARNING, "%s%s%s() expects exactly 0 parameters, %d given", \
__class_name, __space, \
get_active_function_name(TSRMLS_C), __num_args); \
return FAILURE; \
}\
}
ZEND_API int zend_parse_parameters_ex(int flags, int num_args TSRMLS_DC, const char *type_spec, ...) /* {{{ */
{
va_list va;
int retval;
RETURN_IF_ZERO_ARGS(num_args, type_spec, flags & ZEND_PARSE_PARAMS_QUIET);
va_start(va, type_spec);
retval = zend_parse_va_args(num_args, type_spec, &va, flags TSRMLS_CC);
va_end(va);
return retval;
}
/* }}} */
ZEND_API int zend_parse_parameters(int num_args TSRMLS_DC, const char *type_spec, ...) /* {{{ */
{
va_list va;
int retval;
RETURN_IF_ZERO_ARGS(num_args, type_spec, 0);
va_start(va, type_spec);
retval = zend_parse_va_args(num_args, type_spec, &va, 0 TSRMLS_CC);
va_end(va);
return retval;
}
/* }}} */
ZEND_API int zend_parse_method_parameters(int num_args TSRMLS_DC, 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) {
RETURN_IF_ZERO_ARGS(num_args, p, 0);
va_start(va, type_spec);
retval = zend_parse_va_args(num_args, type_spec, &va, 0 TSRMLS_CC);
va_end(va);
} else {
p++;
RETURN_IF_ZERO_ARGS(num_args, p, 0);
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 TSRMLS_CC)) {
zend_error(E_CORE_ERROR, "%s::%s() must be derived from %s::%s",
ce->name, get_active_function_name(TSRMLS_C), Z_OBJCE_P(this_ptr)->name, get_active_function_name(TSRMLS_C));
}
retval = zend_parse_va_args(num_args, p, &va, 0 TSRMLS_CC);
va_end(va);
}
return retval;
}
/* }}} */
ZEND_API int zend_parse_method_parameters_ex(int flags, int num_args TSRMLS_DC, zval *this_ptr, const char *type_spec, ...) /* {{{ */
{
va_list va;
int retval;
const char *p = type_spec;
zval **object;
zend_class_entry *ce;
int quiet = flags & ZEND_PARSE_PARAMS_QUIET;
if (!this_ptr) {
RETURN_IF_ZERO_ARGS(num_args, p, quiet);
va_start(va, type_spec);
retval = zend_parse_va_args(num_args, type_spec, &va, flags TSRMLS_CC);
va_end(va);
} else {
p++;
RETURN_IF_ZERO_ARGS(num_args, p, quiet);
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 TSRMLS_CC)) {
if (!quiet) {
zend_error(E_CORE_ERROR, "%s::%s() must be derived from %s::%s",
ce->name, get_active_function_name(TSRMLS_C), Z_OBJCE_P(this_ptr)->name, get_active_function_name(TSRMLS_C));
}
va_end(va);
return FAILURE;
}
retval = zend_parse_va_args(num_args, p, &va, flags TSRMLS_CC);
va_end(va);
}
return retval;
}
/* }}} */
/* Argument parsing API -- andrei */
ZEND_API int _array_init(zval *arg, uint size ZEND_FILE_LINE_DC) /* {{{ */
{
ALLOC_HASHTABLE_REL(Z_ARRVAL_P(arg));
_zend_hash_init(Z_ARRVAL_P(arg), size, NULL, ZVAL_PTR_DTOR, 0 ZEND_FILE_LINE_RELAY_CC);
Z_TYPE_P(arg) = IS_ARRAY;
return SUCCESS;
}
/* }}} */
static int zend_merge_property(zval **value TSRMLS_DC, int num_args, va_list args, const zend_hash_key *hash_key) /* {{{ */
{
/* which name should a numeric property have ? */
if (hash_key->nKeyLength) {
zval *obj = va_arg(args, zval *);
zend_object_handlers *obj_ht = va_arg(args, zend_object_handlers *);
zval *member;
MAKE_STD_ZVAL(member);
ZVAL_STRINGL(member, hash_key->arKey, hash_key->nKeyLength-1, 1);
obj_ht->write_property(obj, member, *value, 0 TSRMLS_CC);
zval_ptr_dtor(&member);
}
return ZEND_HASH_APPLY_KEEP;
}
/* }}} */
/* 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, int destroy_ht TSRMLS_DC) /* {{{ */
{
const zend_object_handlers *obj_ht = Z_OBJ_HT_P(obj);
zend_class_entry *old_scope = EG(scope);
EG(scope) = Z_OBJCE_P(obj);
zend_hash_apply_with_arguments(properties TSRMLS_CC, (apply_func_args_t)zend_merge_property, 2, obj, obj_ht);
EG(scope) = old_scope;
if (destroy_ht) {
zend_hash_destroy(properties);
FREE_HASHTABLE(properties);
}
}
/* }}} */
ZEND_API void zend_update_class_constants(zend_class_entry *class_type TSRMLS_DC) /* {{{ */
{
if ((class_type->ce_flags & ZEND_ACC_CONSTANTS_UPDATED) == 0 || (!CE_STATIC_MEMBERS(class_type) && class_type->default_static_members_count)) {
zend_class_entry **scope = EG(in_execution)?&EG(scope):&CG(active_class_entry);
zend_class_entry *old_scope = *scope;
int i;
*scope = class_type;
zend_hash_apply_with_argument(&class_type->constants_table, (apply_func_arg_t) zval_update_constant, (void*)1 TSRMLS_CC);
for (i = 0; i < class_type->default_properties_count; i++) {
if (class_type->default_properties_table[i]) {
zval_update_constant(&class_type->default_properties_table[i], (void**)1 TSRMLS_CC);
}
}
if (!CE_STATIC_MEMBERS(class_type) && class_type->default_static_members_count) {
zval **p;
if (class_type->parent) {
zend_update_class_constants(class_type->parent TSRMLS_CC);
}
#if ZTS
CG(static_members_table)[(zend_intptr_t)(class_type->static_members_table)] = emalloc(sizeof(zval*) * class_type->default_static_members_count);
#else
class_type->static_members_table = emalloc(sizeof(zval*) * class_type->default_static_members_count);
#endif
for (i = 0; i < class_type->default_static_members_count; i++) {
p = &class_type->default_static_members_table[i];
if (Z_ISREF_PP(p) &&
class_type->parent &&
i < class_type->parent->default_static_members_count &&
*p == class_type->parent->default_static_members_table[i] &&
CE_STATIC_MEMBERS(class_type->parent)[i]
) {
zval *q = CE_STATIC_MEMBERS(class_type->parent)[i];
Z_ADDREF_P(q);
Z_SET_ISREF_P(q);
CE_STATIC_MEMBERS(class_type)[i] = q;
} else {
zval *r;
ALLOC_ZVAL(r);
*r = **p;
INIT_PZVAL(r);
zval_copy_ctor(r);
CE_STATIC_MEMBERS(class_type)[i] = r;
}
}
}
for (i = 0; i < class_type->default_static_members_count; i++) {
zval_update_constant(&CE_STATIC_MEMBERS(class_type)[i], (void**)1 TSRMLS_CC);
}
*scope = old_scope;
class_type->ce_flags |= ZEND_ACC_CONSTANTS_UPDATED;
}
}
/* }}} */
ZEND_API void object_properties_init(zend_object *object, zend_class_entry *class_type) /* {{{ */
{
int i;
if (class_type->default_properties_count) {
object->properties_table = emalloc(sizeof(zval*) * class_type->default_properties_count);
for (i = 0; i < class_type->default_properties_count; i++) {
object->properties_table[i] = class_type->default_properties_table[i];
if (class_type->default_properties_table[i]) {
#if ZTS
ALLOC_ZVAL( object->properties_table[i]);
MAKE_COPY_ZVAL(&class_type->default_properties_table[i], object->properties_table[i]);
#else
Z_ADDREF_P(object->properties_table[i]);
#endif
}
}
object->properties = NULL;
}
}
/* }}} */
/* 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 seperately by
* calling zend_merge_properties(). */
ZEND_API int _object_and_properties_init(zval *arg, zend_class_entry *class_type, HashTable *properties ZEND_FILE_LINE_DC TSRMLS_DC) /* {{{ */
{
zend_object *object;
if (class_type->ce_flags & (ZEND_ACC_INTERFACE|ZEND_ACC_IMPLICIT_ABSTRACT_CLASS|ZEND_ACC_EXPLICIT_ABSTRACT_CLASS)) {
char *what = (class_type->ce_flags & ZEND_ACC_INTERFACE) ? "interface"
:((class_type->ce_flags & ZEND_ACC_TRAIT) == ZEND_ACC_TRAIT) ? "trait"
: "abstract class";
zend_error(E_ERROR, "Cannot instantiate %s %s", what, class_type->name);
}
zend_update_class_constants(class_type TSRMLS_CC);
Z_TYPE_P(arg) = IS_OBJECT;
if (class_type->create_object == NULL) {
Z_OBJVAL_P(arg) = zend_objects_new(&object, class_type TSRMLS_CC);
if (properties) {
object->properties = properties;
object->properties_table = NULL;
} else {
object_properties_init(object, class_type);
}
} else {
Z_OBJVAL_P(arg) = class_type->create_object(class_type TSRMLS_CC);
}
return SUCCESS;
}
/* }}} */
ZEND_API int _object_init_ex(zval *arg, zend_class_entry *class_type ZEND_FILE_LINE_DC TSRMLS_DC) /* {{{ */
{
return _object_and_properties_init(arg, class_type, 0 ZEND_FILE_LINE_RELAY_CC TSRMLS_CC);
}
/* }}} */
ZEND_API int _object_init(zval *arg ZEND_FILE_LINE_DC TSRMLS_DC) /* {{{ */
{
return _object_init_ex(arg, zend_standard_class_def ZEND_FILE_LINE_RELAY_CC TSRMLS_CC);
}
/* }}} */
ZEND_API int add_assoc_function(zval *arg, const 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, const char *key, uint key_len, long n) /* {{{ */
{
zval *tmp;
MAKE_STD_ZVAL(tmp);
ZVAL_LONG(tmp, n);
return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
}
/* }}} */
ZEND_API int add_assoc_null_ex(zval *arg, const char *key, uint key_len) /* {{{ */
{
zval *tmp;
MAKE_STD_ZVAL(tmp);
ZVAL_NULL(tmp);
return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
}
/* }}} */
ZEND_API int add_assoc_bool_ex(zval *arg, const char *key, uint key_len, int b) /* {{{ */
{
zval *tmp;
MAKE_STD_ZVAL(tmp);
ZVAL_BOOL(tmp, b);
return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
}
/* }}} */
ZEND_API int add_assoc_resource_ex(zval *arg, const char *key, uint key_len, int r) /* {{{ */
{
zval *tmp;
MAKE_STD_ZVAL(tmp);
ZVAL_RESOURCE(tmp, r);
return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
}
/* }}} */
ZEND_API int add_assoc_double_ex(zval *arg, const char *key, uint key_len, double d) /* {{{ */
{
zval *tmp;
MAKE_STD_ZVAL(tmp);
ZVAL_DOUBLE(tmp, d);
return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
}
/* }}} */
ZEND_API int add_assoc_string_ex(zval *arg, const char *key, uint key_len, char *str, int duplicate) /* {{{ */
{
zval *tmp;
MAKE_STD_ZVAL(tmp);
ZVAL_STRING(tmp, str, duplicate);
return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
}
/* }}} */
ZEND_API int add_assoc_stringl_ex(zval *arg, const 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_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL);
}
/* }}} */
ZEND_API int add_assoc_zval_ex(zval *arg, const char *key, uint key_len, zval *value) /* {{{ */
{
return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &value, sizeof(zval *), NULL);
}
/* }}} */
ZEND_API int add_index_long(zval *arg, ulong 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, ulong 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, ulong 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, ulong 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, ulong 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, ulong index, const 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, ulong index, const 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, ulong 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, const 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, const 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, const char *key, uint key_len, const char *str, void **dest, int duplicate) /* {{{ */
{
zval *tmp;
MAKE_STD_ZVAL(tmp);
ZVAL_STRING(tmp, str, duplicate);
return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), dest);
}
/* }}} */
ZEND_API int add_get_assoc_stringl_ex(zval *arg, const char *key, uint key_len, const char *str, uint length, void **dest, int duplicate) /* {{{ */
{
zval *tmp;
MAKE_STD_ZVAL(tmp);
ZVAL_STRINGL(tmp, str, length, duplicate);
return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), dest);
}
/* }}} */
ZEND_API int add_get_index_long(zval *arg, ulong 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, ulong 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, ulong index, const 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, ulong index, const 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, const char *key, uint key_len, long n TSRMLS_DC) /* {{{ */
{
zval *tmp;
zval *z_key;
MAKE_STD_ZVAL(tmp);
ZVAL_LONG(tmp, n);
MAKE_STD_ZVAL(z_key);
ZVAL_STRINGL(z_key, key, key_len-1, 1);
Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, tmp, 0 TSRMLS_CC);
zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */
zval_ptr_dtor(&z_key);
return SUCCESS;
}
/* }}} */
ZEND_API int add_property_bool_ex(zval *arg, const char *key, uint key_len, int b TSRMLS_DC) /* {{{ */
{
zval *tmp;
zval *z_key;
MAKE_STD_ZVAL(tmp);
ZVAL_BOOL(tmp, b);
MAKE_STD_ZVAL(z_key);
ZVAL_STRINGL(z_key, key, key_len-1, 1);
Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, tmp, 0 TSRMLS_CC);
zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */
zval_ptr_dtor(&z_key);
return SUCCESS;
}
/* }}} */
ZEND_API int add_property_null_ex(zval *arg, const char *key, uint key_len TSRMLS_DC) /* {{{ */
{
zval *tmp;
zval *z_key;
MAKE_STD_ZVAL(tmp);
ZVAL_NULL(tmp);
MAKE_STD_ZVAL(z_key);
ZVAL_STRINGL(z_key, key, key_len-1, 1);
Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, tmp, 0 TSRMLS_CC);
zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */
zval_ptr_dtor(&z_key);
return SUCCESS;
}
/* }}} */
ZEND_API int add_property_resource_ex(zval *arg, const char *key, uint key_len, long n TSRMLS_DC) /* {{{ */
{
zval *tmp;
zval *z_key;
MAKE_STD_ZVAL(tmp);
ZVAL_RESOURCE(tmp, n);
MAKE_STD_ZVAL(z_key);
ZVAL_STRINGL(z_key, key, key_len-1, 1);
Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, tmp, 0 TSRMLS_CC);
zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */
zval_ptr_dtor(&z_key);
return SUCCESS;
}
/* }}} */
ZEND_API int add_property_double_ex(zval *arg, const char *key, uint key_len, double d TSRMLS_DC) /* {{{ */
{
zval *tmp;
zval *z_key;
MAKE_STD_ZVAL(tmp);
ZVAL_DOUBLE(tmp, d);
MAKE_STD_ZVAL(z_key);
ZVAL_STRINGL(z_key, key, key_len-1, 1);
Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, tmp, 0 TSRMLS_CC);
zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */
zval_ptr_dtor(&z_key);
return SUCCESS;
}
/* }}} */
ZEND_API int add_property_string_ex(zval *arg, const char *key, uint key_len, const char *str, int duplicate TSRMLS_DC) /* {{{ */
{
zval *tmp;
zval *z_key;
MAKE_STD_ZVAL(tmp);
ZVAL_STRING(tmp, str, duplicate);
MAKE_STD_ZVAL(z_key);
ZVAL_STRINGL(z_key, key, key_len-1, 1);
Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, tmp, 0 TSRMLS_CC);
zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */
zval_ptr_dtor(&z_key);
return SUCCESS;
}
/* }}} */
ZEND_API int add_property_stringl_ex(zval *arg, const char *key, uint key_len, const char *str, uint length, int duplicate TSRMLS_DC) /* {{{ */
{
zval *tmp;
zval *z_key;
MAKE_STD_ZVAL(tmp);
ZVAL_STRINGL(tmp, str, length, duplicate);
MAKE_STD_ZVAL(z_key);
ZVAL_STRINGL(z_key, key, key_len-1, 1);
Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, tmp, 0 TSRMLS_CC);
zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */
zval_ptr_dtor(&z_key);
return SUCCESS;
}
/* }}} */
ZEND_API int add_property_zval_ex(zval *arg, const char *key, uint key_len, zval *value TSRMLS_DC) /* {{{ */
{
zval *z_key;
MAKE_STD_ZVAL(z_key);
ZVAL_STRINGL(z_key, key, key_len-1, 1);
Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, value, 0 TSRMLS_CC);
zval_ptr_dtor(&z_key);
return SUCCESS;
}
/* }}} */
ZEND_API int zend_startup_module_ex(zend_module_entry *module TSRMLS_DC) /* {{{ */
{
int name_len;
char *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_str_tolower_dup(dep->name, name_len);
if (zend_hash_find(&module_registry, lcname, name_len+1, (void**)&req_mod) == FAILURE || !req_mod->module_started) {
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;
}
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 TSRMLS_CC);
}
#endif
}
if (module->module_startup_func) {
EG(current_module) = module;
if (module->module_startup_func(module->type, module->module_number TSRMLS_CC)==FAILURE) {
zend_error(E_CORE_ERROR,"Unable to start %s module", module->name);
EG(current_module) = NULL;
return FAILURE;
}
EG(current_module) = NULL;
}
return SUCCESS;
}
/* }}} */
static void zend_sort_modules(void *base, size_t count, size_t siz, compare_func_t compare TSRMLS_DC) /* {{{ */
{
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*)(*b1)->pData;
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*)(*b2)->pData;
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(TSRMLS_D) /* {{{ */
{
HashPosition pos;
zend_module_entry *module;
int startup_count = 0;
int shutdown_count = 0;
int post_deactivate_count = 0;
zend_class_entry **pce;
int class_count = 0;
/* Collect extensions with request startup/shutdown handlers */
for (zend_hash_internal_pointer_reset_ex(&module_registry, &pos);
zend_hash_get_current_data_ex(&module_registry, (void *) &module, &pos) == SUCCESS;
zend_hash_move_forward_ex(&module_registry, &pos)) {
if (module->request_startup_func) {
startup_count++;
}
if (module->request_shutdown_func) {
shutdown_count++;
}
if (module->post_deactivate_func) {
post_deactivate_count++;
}
}
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;
for (zend_hash_internal_pointer_reset_ex(&module_registry, &pos);
zend_hash_get_current_data_ex(&module_registry, (void *) &module, &pos) == SUCCESS;
zend_hash_move_forward_ex(&module_registry, &pos)) {
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;
}
}
/* Collect internal classes with static members */
for (zend_hash_internal_pointer_reset_ex(CG(class_table), &pos);
zend_hash_get_current_data_ex(CG(class_table), (void *) &pce, &pos) == SUCCESS;
zend_hash_move_forward_ex(CG(class_table), &pos)) {
if ((*pce)->type == ZEND_INTERNAL_CLASS &&
(*pce)->default_static_members_count > 0) {
class_count++;
}
}
class_cleanup_handlers = (zend_class_entry**)malloc(
sizeof(zend_class_entry*) *
(class_count + 1));
class_cleanup_handlers[class_count] = NULL;
if (class_count) {
for (zend_hash_internal_pointer_reset_ex(CG(class_table), &pos);
zend_hash_get_current_data_ex(CG(class_table), (void *) &pce, &pos) == SUCCESS;
zend_hash_move_forward_ex(CG(class_table), &pos)) {
if ((*pce)->type == ZEND_INTERNAL_CLASS &&
(*pce)->default_static_members_count > 0) {
class_cleanup_handlers[--class_count] = *pce;
}
}
}
}
/* }}} */
ZEND_API int zend_startup_modules(TSRMLS_D) /* {{{ */
{
zend_hash_sort(&module_registry, zend_sort_modules, NULL, 0 TSRMLS_CC);
zend_hash_apply(&module_registry, (apply_func_t)zend_startup_module_ex TSRMLS_CC);
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 TSRMLS_DC) /* {{{ */
{
int name_len;
char *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_str_tolower_dup(dep->name, name_len);
if (zend_hash_exists(&module_registry, lcname, name_len+1)) {
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;
}
efree(lcname);
}
++dep;
}
}
name_len = strlen(module->name);
lcname = zend_str_tolower_dup(module->name, name_len);
if (zend_hash_add(&module_registry, lcname, name_len+1, (void *)module, sizeof(zend_module_entry), (void**)&module_ptr)==FAILURE) {
zend_error(E_CORE_WARNING, "Module '%s' already loaded", module->name);
efree(lcname);
return NULL;
}
efree(lcname);
module = module_ptr;
EG(current_module) = module;
if (module->functions && zend_register_functions(NULL, module->functions, NULL, module->type TSRMLS_CC)==FAILURE) {
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;
return module;
}
/* }}} */
ZEND_API zend_module_entry* zend_register_internal_module(zend_module_entry *module TSRMLS_DC) /* {{{ */
{
module->module_number = zend_next_free_module();
module->type = MODULE_PERSISTENT;
return zend_register_module_ex(module TSRMLS_CC);
}
/* }}} */
ZEND_API void zend_check_magic_method_implementation(const zend_class_entry *ce, const zend_function *fptr, int error_type TSRMLS_DC) /* {{{ */
{
char lcname[16];
int name_len;
/* we don't care if the function name is longer, in fact lowercasing only
* the beginning of the name speeds up the check process */
name_len = strlen(fptr->common.function_name);
zend_str_tolower_copy(lcname, fptr->common.function_name, MIN(name_len, sizeof(lcname)-1));
lcname[sizeof(lcname)-1] = '\0'; /* zend_str_tolower_copy won't necessarily set the zero byte */
if (name_len == sizeof(ZEND_DESTRUCTOR_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_DESTRUCTOR_FUNC_NAME, sizeof(ZEND_DESTRUCTOR_FUNC_NAME)) && fptr->common.num_args != 0) {
zend_error(error_type, "Destructor %s::%s() cannot take arguments", ce->name, ZEND_DESTRUCTOR_FUNC_NAME);
} else if (name_len == sizeof(ZEND_CLONE_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_CLONE_FUNC_NAME, sizeof(ZEND_CLONE_FUNC_NAME)) && fptr->common.num_args != 0) {
zend_error(error_type, "Method %s::%s() cannot accept any arguments", ce->name, ZEND_CLONE_FUNC_NAME);
} else if (name_len == sizeof(ZEND_GET_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_GET_FUNC_NAME, sizeof(ZEND_GET_FUNC_NAME))) {
if (fptr->common.num_args != 1) {
zend_error(error_type, "Method %s::%s() must take exactly 1 argument", ce->name, ZEND_GET_FUNC_NAME);
} else if (ARG_SHOULD_BE_SENT_BY_REF(fptr, 1)) {
zend_error(error_type, "Method %s::%s() cannot take arguments by reference", ce->name, ZEND_GET_FUNC_NAME);
}
} else if (name_len == sizeof(ZEND_SET_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_SET_FUNC_NAME, sizeof(ZEND_SET_FUNC_NAME))) {
if (fptr->common.num_args != 2) {
zend_error(error_type, "Method %s::%s() must take exactly 2 arguments", ce->name, ZEND_SET_FUNC_NAME);
} else if (ARG_SHOULD_BE_SENT_BY_REF(fptr, 1) || ARG_SHOULD_BE_SENT_BY_REF(fptr, 2)) {
zend_error(error_type, "Method %s::%s() cannot take arguments by reference", ce->name, ZEND_SET_FUNC_NAME);
}
} else if (name_len == sizeof(ZEND_UNSET_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_UNSET_FUNC_NAME, sizeof(ZEND_UNSET_FUNC_NAME))) {
if (fptr->common.num_args != 1) {
zend_error(error_type, "Method %s::%s() must take exactly 1 argument", ce->name, ZEND_UNSET_FUNC_NAME);
} else if (ARG_SHOULD_BE_SENT_BY_REF(fptr, 1)) {
zend_error(error_type, "Method %s::%s() cannot take arguments by reference", ce->name, ZEND_UNSET_FUNC_NAME);
}
} else if (name_len == sizeof(ZEND_ISSET_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_ISSET_FUNC_NAME, sizeof(ZEND_ISSET_FUNC_NAME))) {
if (fptr->common.num_args != 1) {
zend_error(error_type, "Method %s::%s() must take exactly 1 argument", ce->name, ZEND_ISSET_FUNC_NAME);
} else if (ARG_SHOULD_BE_SENT_BY_REF(fptr, 1)) {
zend_error(error_type, "Method %s::%s() cannot take arguments by reference", ce->name, ZEND_ISSET_FUNC_NAME);
}
} else if (name_len == sizeof(ZEND_CALL_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_CALL_FUNC_NAME, sizeof(ZEND_CALL_FUNC_NAME))) {
if (fptr->common.num_args != 2) {
zend_error(error_type, "Method %s::%s() must take exactly 2 arguments", ce->name, ZEND_CALL_FUNC_NAME);
} else if (ARG_SHOULD_BE_SENT_BY_REF(fptr, 1) || ARG_SHOULD_BE_SENT_BY_REF(fptr, 2)) {
zend_error(error_type, "Method %s::%s() cannot take arguments by reference", ce->name, ZEND_CALL_FUNC_NAME);
}
} else if (name_len == sizeof(ZEND_CALLSTATIC_FUNC_NAME) - 1 &&
!memcmp(lcname, ZEND_CALLSTATIC_FUNC_NAME, sizeof(ZEND_CALLSTATIC_FUNC_NAME)-1)
) {
if (fptr->common.num_args != 2) {
zend_error(error_type, "Method %s::%s() must take exactly 2 arguments", ce->name, ZEND_CALLSTATIC_FUNC_NAME);
} else if (ARG_SHOULD_BE_SENT_BY_REF(fptr, 1) || ARG_SHOULD_BE_SENT_BY_REF(fptr, 2)) {
zend_error(error_type, "Method %s::%s() cannot take arguments by reference", ce->name, ZEND_CALLSTATIC_FUNC_NAME);
}
} else if (name_len == sizeof(ZEND_TOSTRING_FUNC_NAME) - 1 &&
!memcmp(lcname, ZEND_TOSTRING_FUNC_NAME, sizeof(ZEND_TOSTRING_FUNC_NAME)-1) && fptr->common.num_args != 0
) {
zend_error(error_type, "Method %s::%s() cannot take arguments", ce->name, ZEND_TOSTRING_FUNC_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 TSRMLS_DC) /* {{{ */
{
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, result=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;
const char *lowercase_name;
int fname_len;
const char *lc_class_name = NULL;
int 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);
if (scope) {
class_name_len = strlen(scope->name);
if ((lc_class_name = zend_memrchr(scope->name, '\\', class_name_len))) {
++lc_class_name;
class_name_len -= (lc_class_name - scope->name);
lc_class_name = zend_str_tolower_dup(lc_class_name, class_name_len);
} else {
lc_class_name = zend_str_tolower_dup(scope->name, class_name_len);
}
}
while (ptr->fname) {
internal_function->handler = ptr->handler;
internal_function->function_name = (char*)ptr->fname;
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 ? 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_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 == -1) {
internal_function->required_num_args = ptr->num_args;
} else {
internal_function->required_num_args = info->required_num_args;
}
if (info->pass_rest_by_reference) {
if (info->pass_rest_by_reference == ZEND_SEND_PREFER_REF) {
internal_function->fn_flags |= ZEND_ACC_PASS_REST_PREFER_REF;
} else {
internal_function->fn_flags |= ZEND_ACC_PASS_REST_BY_REFERENCE;
}
}
if (info->return_reference) {
internal_function->fn_flags |= ZEND_ACC_RETURN_REFERENCE;
}
} else {
internal_function->arg_info = NULL;
internal_function->num_args = 0;
internal_function->required_num_args = 0;
}
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 ? 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()", 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 ? scope->name : "", scope ? "::" : "", ptr->fname);
zend_unregister_functions(functions, count, target_function_table TSRMLS_CC);
return FAILURE;
}
}
fname_len = strlen(ptr->fname);
lowercase_name = zend_new_interned_string(zend_str_tolower_dup(ptr->fname, fname_len), fname_len + 1, 1 TSRMLS_CC);
if (IS_INTERNED(lowercase_name)) {
result = zend_hash_quick_add(target_function_table, lowercase_name, fname_len+1, INTERNED_HASH(lowercase_name), &function, sizeof(zend_function), (void**)&reg_function);
} else {
result = zend_hash_add(target_function_table, lowercase_name, fname_len+1, &function, sizeof(zend_function), (void**)&reg_function);
}
if (result == FAILURE) {
unload=1;
str_efree(lowercase_name);
break;
}
if (scope) {
/* Look for ctor, dtor, clone
* If it's an old-style constructor, store it only if we don't have
* a constructor already.
*/
if ((fname_len == class_name_len) && !ctor && !memcmp(lowercase_name, lc_class_name, class_name_len+1)) {
ctor = reg_function;
} else if ((fname_len == sizeof(ZEND_CONSTRUCTOR_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_CONSTRUCTOR_FUNC_NAME, sizeof(ZEND_CONSTRUCTOR_FUNC_NAME))) {
ctor = reg_function;
} else if ((fname_len == sizeof(ZEND_DESTRUCTOR_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_DESTRUCTOR_FUNC_NAME, sizeof(ZEND_DESTRUCTOR_FUNC_NAME))) {
dtor = reg_function;
if (internal_function->num_args) {
zend_error(error_type, "Destructor %s::%s() cannot take arguments", scope->name, ptr->fname);
}
} else if ((fname_len == sizeof(ZEND_CLONE_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_CLONE_FUNC_NAME, sizeof(ZEND_CLONE_FUNC_NAME))) {
clone = reg_function;
} else if ((fname_len == sizeof(ZEND_CALL_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_CALL_FUNC_NAME, sizeof(ZEND_CALL_FUNC_NAME))) {
__call = reg_function;
} else if ((fname_len == sizeof(ZEND_CALLSTATIC_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_CALLSTATIC_FUNC_NAME, sizeof(ZEND_CALLSTATIC_FUNC_NAME))) {
__callstatic = reg_function;
} else if ((fname_len == sizeof(ZEND_TOSTRING_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_TOSTRING_FUNC_NAME, sizeof(ZEND_TOSTRING_FUNC_NAME))) {
__tostring = reg_function;
} else if ((fname_len == sizeof(ZEND_GET_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_GET_FUNC_NAME, sizeof(ZEND_GET_FUNC_NAME))) {
__get = reg_function;
} else if ((fname_len == sizeof(ZEND_SET_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_SET_FUNC_NAME, sizeof(ZEND_SET_FUNC_NAME))) {
__set = reg_function;
} else if ((fname_len == sizeof(ZEND_UNSET_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_UNSET_FUNC_NAME, sizeof(ZEND_UNSET_FUNC_NAME))) {
__unset = reg_function;
} else if ((fname_len == sizeof(ZEND_ISSET_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_ISSET_FUNC_NAME, sizeof(ZEND_ISSET_FUNC_NAME))) {
__isset = reg_function;
} else {
reg_function = NULL;
}
if (reg_function) {
zend_check_magic_method_implementation(scope, reg_function, error_type TSRMLS_CC);
}
}
ptr++;
count++;
str_efree(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_str_tolower_dup(ptr->fname, fname_len);
if (zend_hash_exists(target_function_table, lowercase_name, fname_len+1)) {
zend_error(error_type, "Function registration failed - duplicate name - %s%s%s", scope ? scope->name : "", scope ? "::" : "", ptr->fname);
}
efree((char*)lowercase_name);
ptr++;
}
zend_unregister_functions(functions, count, target_function_table TSRMLS_CC);
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;
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", scope->name, ctor->common.function_name);
}
ctor->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC;
}
if (dtor) {
dtor->common.fn_flags |= ZEND_ACC_DTOR;
if (dtor->common.fn_flags & ZEND_ACC_STATIC) {
zend_error(error_type, "Destructor %s::%s() cannot be static", scope->name, dtor->common.function_name);
}
dtor->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC;
}
if (clone) {
clone->common.fn_flags |= ZEND_ACC_CLONE;
if (clone->common.fn_flags & ZEND_ACC_STATIC) {
zend_error(error_type, "Constructor %s::%s() cannot be static", scope->name, clone->common.function_name);
}
clone->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC;
}
if (__call) {
if (__call->common.fn_flags & ZEND_ACC_STATIC) {
zend_error(error_type, "Method %s::%s() cannot be static", scope->name, __call->common.function_name);
}
__call->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC;
}
if (__callstatic) {
if (!(__callstatic->common.fn_flags & ZEND_ACC_STATIC)) {
zend_error(error_type, "Method %s::%s() must be static", scope->name, __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", scope->name, __tostring->common.function_name);
}
__tostring->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC;
}
if (__get) {
if (__get->common.fn_flags & ZEND_ACC_STATIC) {
zend_error(error_type, "Method %s::%s() cannot be static", scope->name, __get->common.function_name);
}
__get->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC;
}
if (__set) {
if (__set->common.fn_flags & ZEND_ACC_STATIC) {
zend_error(error_type, "Method %s::%s() cannot be static", scope->name, __set->common.function_name);
}
__set->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC;
}
if (__unset) {
if (__unset->common.fn_flags & ZEND_ACC_STATIC) {
zend_error(error_type, "Method %s::%s() cannot be static", scope->name, __unset->common.function_name);
}
__unset->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC;
}
if (__isset) {
if (__isset->common.fn_flags & ZEND_ACC_STATIC) {
zend_error(error_type, "Method %s::%s() cannot be static", scope->name, __isset->common.function_name);
}
__isset->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC;
}
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 TSRMLS_DC) /* {{{ */
{
const zend_function_entry *ptr = functions;
int i=0;
HashTable *target_function_table = function_table;
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_startup_module(zend_module_entry *module) /* {{{ */
{
TSRMLS_FETCH();
if ((module = zend_register_internal_module(module TSRMLS_CC)) != NULL && zend_startup_module_ex(module TSRMLS_CC) == SUCCESS) {
return SUCCESS;
}
return FAILURE;
}
/* }}} */
ZEND_API int zend_get_module_started(const char *module_name) /* {{{ */
{
zend_module_entry *module;
return (zend_hash_find(&module_registry, module_name, strlen(module_name)+1, (void**)&module) == SUCCESS && module->module_started) ? SUCCESS : FAILURE;
}
/* }}} */
static int clean_module_class(const zend_class_entry **ce, int *module_number TSRMLS_DC) /* {{{ */
{
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 TSRMLS_DC) /* {{{ */
{
zend_hash_apply_with_argument(EG(class_table), (apply_func_arg_t) clean_module_class, (void *) &module_number TSRMLS_CC);
}
/* }}} */
void module_destructor(zend_module_entry *module) /* {{{ */
{
TSRMLS_FETCH();
if (module->type == MODULE_TEMPORARY) {
zend_clean_module_rsrc_dtors(module->module_number TSRMLS_CC);
clean_module_constants(module->module_number TSRMLS_CC);
clean_module_classes(module->module_number TSRMLS_CC);
}
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 TSRMLS_CC);
}
/* 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 TSRMLS_CC);
}
#endif
}
module->module_started=0;
if (module->functions) {
zend_unregister_functions(module->functions, -1, NULL TSRMLS_CC);
}
#if HAVE_LIBDL
#if !(defined(NETWARE) && defined(APACHE_1_BUILD))
if (module->handle && !getenv("ZEND_DONT_UNLOAD_MODULES")) {
DL_UNLOAD(module->handle);
}
#endif
#endif
}
/* }}} */
void zend_activate_modules(TSRMLS_D) /* {{{ */
{
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 TSRMLS_CC)==FAILURE) {
zend_error(E_WARNING, "request_startup() for %s module failed", module->name);
exit(1);
}
p++;
}
}
/* }}} */
/* call request shutdown for all modules */
int module_registry_cleanup(zend_module_entry *module TSRMLS_DC) /* {{{ */
{
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 TSRMLS_CC);
}
return 0;
}
/* }}} */
void zend_deactivate_modules(TSRMLS_D) /* {{{ */
{
EG(opline_ptr) = NULL; /* we're no longer executing anything */
zend_try {
if (EG(full_tables_cleanup)) {
zend_hash_reverse_apply(&module_registry, (apply_func_t) module_registry_cleanup TSRMLS_CC);
} 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 TSRMLS_CC);
p++;
}
}
} zend_end_try();
}
/* }}} */
ZEND_API void zend_cleanup_internal_classes(TSRMLS_D) /* {{{ */
{
zend_class_entry **p = class_cleanup_handlers;
while (*p) {
zend_cleanup_internal_class_data(*p TSRMLS_CC);
p++;
}
}
/* }}} */
int module_registry_unload_temp(const zend_module_entry *module TSRMLS_DC) /* {{{ */
{
return (module->type == MODULE_TEMPORARY) ? ZEND_HASH_APPLY_REMOVE : ZEND_HASH_APPLY_STOP;
}
/* }}} */
static int exec_done_cb(zend_module_entry *module TSRMLS_DC) /* {{{ */
{
if (module->post_deactivate_func) {
module->post_deactivate_func();
}
return 0;
}
/* }}} */
void zend_post_deactivate_modules(TSRMLS_D) /* {{{ */
{
if (EG(full_tables_cleanup)) {
zend_hash_apply(&module_registry, (apply_func_t) exec_done_cb TSRMLS_CC);
zend_hash_reverse_apply(&module_registry, (apply_func_t) module_registry_unload_temp TSRMLS_CC);
} 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 */
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, zend_uint ce_flags TSRMLS_DC) /* {{{ */
{
zend_class_entry *class_entry = malloc(sizeof(zend_class_entry));
char *lowercase_name = emalloc(orig_class_entry->name_length + 1);
*class_entry = *orig_class_entry;
class_entry->type = ZEND_INTERNAL_CLASS;
zend_initialize_class_data(class_entry, 0 TSRMLS_CC);
class_entry->ce_flags = ce_flags;
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, MODULE_PERSISTENT TSRMLS_CC);
}
zend_str_tolower_copy(lowercase_name, orig_class_entry->name, class_entry->name_length);
lowercase_name = (char*)zend_new_interned_string(lowercase_name, class_entry->name_length + 1, 1 TSRMLS_CC);
if (IS_INTERNED(lowercase_name)) {
zend_hash_quick_update(CG(class_table), lowercase_name, class_entry->name_length+1, INTERNED_HASH(lowercase_name), &class_entry, sizeof(zend_class_entry *), NULL);
} else {
zend_hash_update(CG(class_table), lowercase_name, class_entry->name_length+1, &class_entry, sizeof(zend_class_entry *), NULL);
}
str_efree(lowercase_name);
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, char *parent_name TSRMLS_DC) /* {{{ */
{
zend_class_entry *register_class;
if (!parent_ce && parent_name) {
zend_class_entry **pce;
if (zend_hash_find(CG(class_table), parent_name, strlen(parent_name)+1, (void **) &pce)==FAILURE) {
return NULL;
} else {
parent_ce = *pce;
}
}
register_class = zend_register_internal_class(class_entry TSRMLS_CC);
if (parent_ce) {
zend_do_inheritance(register_class, parent_ce TSRMLS_CC);
}
return register_class;
}
/* }}} */
ZEND_API void zend_class_implements(zend_class_entry *class_entry TSRMLS_DC, 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 TSRMLS_CC);
}
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 TSRMLS_DC) /* {{{ */
{
return do_register_internal_class(orig_class_entry, 0 TSRMLS_CC);
}
/* }}} */
ZEND_API zend_class_entry *zend_register_internal_interface(zend_class_entry *orig_class_entry TSRMLS_DC) /* {{{ */
{
return do_register_internal_class(orig_class_entry, ZEND_ACC_INTERFACE TSRMLS_CC);
}
/* }}} */
ZEND_API int zend_register_class_alias_ex(const char *name, int name_len, zend_class_entry *ce TSRMLS_DC) /* {{{ */
{
char *lcname = zend_str_tolower_dup(name, name_len);
int ret;
ret = zend_hash_add(CG(class_table), lcname, name_len+1, &ce, sizeof(zend_class_entry *), NULL);
efree(lcname);
if (ret == SUCCESS) {
ce->refcount++;
}
return ret;
}
/* }}} */
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;
Z_SET_ISREF_TO_P(symbol, 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 */
/* {{{ proto void display_disabled_function(void)
Dummy function which displays an error when a disabled function is called. */
ZEND_API ZEND_FUNCTION(display_disabled_function)
{
zend_error(E_WARNING, "%s() has been disabled for security reasons", get_active_function_name(TSRMLS_C));
}
/* }}} */
static zend_function_entry disabled_function[] = {
ZEND_FE(display_disabled_function, NULL)
ZEND_FE_END
};
ZEND_API int zend_disable_function(char *function_name, uint function_name_length TSRMLS_DC) /* {{{ */
{
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(NULL, disabled_function, CG(function_table), MODULE_PERSISTENT TSRMLS_CC);
}
/* }}} */
#ifdef ZEND_WIN32
#pragma optimize("", off)
#endif
static zend_object_value display_disabled_class(zend_class_entry *class_type TSRMLS_DC) /* {{{ */
{
zend_object_value retval;
zend_object *intern;
retval = zend_objects_new(&intern, class_type TSRMLS_CC);
zend_error(E_WARNING, "%s() has been disabled for security reasons", class_type->name);
return retval;
}
#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, uint class_name_length TSRMLS_DC) /* {{{ */
{
zend_class_entry **disabled_class;
zend_str_tolower(class_name, class_name_length);
if (zend_hash_find(CG(class_table), class_name, class_name_length+1, (void **)&disabled_class)==FAILURE) {
return FAILURE;
}
INIT_CLASS_ENTRY_INIT_METHODS((**disabled_class), disabled_class_new, NULL, NULL, NULL, NULL, NULL);
(*disabled_class)->create_object = display_disabled_class;
zend_hash_clean(&((*disabled_class)->function_table));
return SUCCESS;
}
/* }}} */
static int zend_is_callable_check_class(const char *name, int name_len, zend_fcall_info_cache *fcc, int *strict_class, char **error TSRMLS_DC) /* {{{ */
{
int ret = 0;
zend_class_entry **pce;
char *lcname = zend_str_tolower_dup(name, name_len);
*strict_class = 0;
if (name_len == sizeof("self") - 1 &&
!memcmp(lcname, "self", sizeof("self") - 1)) {
if (!EG(scope)) {
if (error) *error = estrdup("cannot access self:: when no class scope is active");
} else {
fcc->called_scope = EG(called_scope);
fcc->calling_scope = EG(scope);
if (!fcc->object_ptr) {
fcc->object_ptr = EG(This);
}
ret = 1;
}
} else if (name_len == sizeof("parent") - 1 &&
!memcmp(lcname, "parent", sizeof("parent") - 1)) {
if (!EG(scope)) {
if (error) *error = estrdup("cannot access parent:: when no class scope is active");
} else if (!EG(scope)->parent) {
if (error) *error = estrdup("cannot access parent:: when current class scope has no parent");
} else {
fcc->called_scope = EG(called_scope);
fcc->calling_scope = EG(scope)->parent;
if (!fcc->object_ptr) {
fcc->object_ptr = EG(This);
}
*strict_class = 1;
ret = 1;
}
} else if (name_len == sizeof("static") - 1 &&
!memcmp(lcname, "static", sizeof("static") - 1)) {
if (!EG(called_scope)) {
if (error) *error = estrdup("cannot access static:: when no class scope is active");
} else {
fcc->called_scope = EG(called_scope);
fcc->calling_scope = EG(called_scope);
if (!fcc->object_ptr) {
fcc->object_ptr = EG(This);
}
*strict_class = 1;
ret = 1;
}
} else if (zend_lookup_class_ex(name, name_len, NULL, 1, &pce TSRMLS_CC) == SUCCESS) {
zend_class_entry *scope = EG(active_op_array) ? EG(active_op_array)->scope : NULL;
fcc->calling_scope = *pce;
if (scope && !fcc->object_ptr && EG(This) &&
instanceof_function(Z_OBJCE_P(EG(This)), scope TSRMLS_CC) &&
instanceof_function(scope, fcc->calling_scope TSRMLS_CC)) {
fcc->object_ptr = EG(This);
fcc->called_scope = Z_OBJCE_P(fcc->object_ptr);
} else {
fcc->called_scope = fcc->object_ptr ? Z_OBJCE_P(fcc->object_ptr) : fcc->calling_scope;
}
*strict_class = 1;
ret = 1;
} else {
if (error) zend_spprintf(error, 0, "class '%.*s' not found", name_len, name);
}
efree(lcname);
return ret;
}
/* }}} */
static int zend_is_callable_check_func(int check_flags, zval *callable, zend_fcall_info_cache *fcc, int strict_class, char **error TSRMLS_DC) /* {{{ */
{
zend_class_entry *ce_org = fcc->calling_scope;
int retval = 0;
char *mname, *lmname;
const char *colon;
int clen, mlen;
zend_class_entry *last_scope;
HashTable *ftable;
int call_via_handler = 0;
if (error) {
*error = NULL;
}
fcc->calling_scope = NULL;
fcc->function_handler = NULL;
if (!ce_org) {
/* Skip leading \ */
if (Z_STRVAL_P(callable)[0] == '\\') {
mlen = Z_STRLEN_P(callable) - 1;
lmname = zend_str_tolower_dup(Z_STRVAL_P(callable) + 1, mlen);
} else {
mlen = Z_STRLEN_P(callable);
lmname = zend_str_tolower_dup(Z_STRVAL_P(callable), mlen);
}
/* Check if function with given name exists.
* This may be a compound name that includes namespace name */
if (zend_hash_find(EG(function_table), lmname, mlen+1, (void**)&fcc->function_handler) == SUCCESS) {
efree(lmname);
return 1;
}
efree(lmname);
}
/* 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) == ':'
) {
colon--;
clen = colon - Z_STRVAL_P(callable);
mlen = Z_STRLEN_P(callable) - clen - 2;
if (colon == Z_STRVAL_P(callable)) {
if (error) zend_spprintf(error, 0, "invalid function name");
return 0;
}
/* This is a compound name.
* Try to fetch class and then find static method. */
last_scope = EG(scope);
if (ce_org) {
EG(scope) = ce_org;
}
if (!zend_is_callable_check_class(Z_STRVAL_P(callable), clen, fcc, &strict_class, error TSRMLS_CC)) {
EG(scope) = last_scope;
return 0;
}
EG(scope) = last_scope;
ftable = &fcc->calling_scope->function_table;
if (ce_org && !instanceof_function(ce_org, fcc->calling_scope TSRMLS_CC)) {
if (error) zend_spprintf(error, 0, "class '%s' is not a subclass of '%s'", ce_org->name, fcc->calling_scope->name);
return 0;
}
mname = Z_STRVAL_P(callable) + clen + 2;
} else if (ce_org) {
/* Try to fetch find static method of given class. */
mlen = Z_STRLEN_P(callable);
mname = Z_STRVAL_P(callable);
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_str_tolower_dup(mname, mlen);
if (strict_class &&
fcc->calling_scope &&
mlen == sizeof(ZEND_CONSTRUCTOR_FUNC_NAME)-1 &&
!memcmp(lmname, ZEND_CONSTRUCTOR_FUNC_NAME, sizeof(ZEND_CONSTRUCTOR_FUNC_NAME))) {
fcc->function_handler = fcc->calling_scope->constructor;
if (fcc->function_handler) {
retval = 1;
}
} else if (zend_hash_find(ftable, lmname, mlen+1, (void**)&fcc->function_handler) == SUCCESS) {
retval = 1;
if ((fcc->function_handler->op_array.fn_flags & ZEND_ACC_CHANGED) &&
EG(scope) &&
instanceof_function(fcc->function_handler->common.scope, EG(scope) TSRMLS_CC)) {
zend_function *priv_fbc;
if (zend_hash_find(&EG(scope)->function_table, lmname, mlen+1, (void **) &priv_fbc)==SUCCESS
&& priv_fbc->common.fn_flags & ZEND_ACC_PRIVATE
&& priv_fbc->common.scope == EG(scope)) {
fcc->function_handler = priv_fbc;
}
}
if ((check_flags & IS_CALLABLE_CHECK_NO_ACCESS) == 0 &&
(fcc->calling_scope &&
(fcc->calling_scope->__call ||
fcc->calling_scope->__callstatic))) {
if (fcc->function_handler->op_array.fn_flags & ZEND_ACC_PRIVATE) {
if (!zend_check_private(fcc->function_handler, fcc->object_ptr ? Z_OBJCE_P(fcc->object_ptr) : EG(scope), lmname, mlen TSRMLS_CC)) {
retval = 0;
fcc->function_handler = NULL;
goto get_function_via_handler;
}
} else if (fcc->function_handler->common.fn_flags & ZEND_ACC_PROTECTED) {
if (!zend_check_protected(fcc->function_handler->common.scope, EG(scope))) {
retval = 0;
fcc->function_handler = NULL;
goto get_function_via_handler;
}
}
}
} else {
get_function_via_handler:
if (fcc->object_ptr && fcc->calling_scope == ce_org) {
if (strict_class && ce_org->__call) {
fcc->function_handler = emalloc(sizeof(zend_internal_function));
fcc->function_handler->internal_function.type = ZEND_INTERNAL_FUNCTION;
fcc->function_handler->internal_function.module = (ce_org->type == ZEND_INTERNAL_CLASS) ? ce_org->info.internal.module : NULL;
fcc->function_handler->internal_function.handler = zend_std_call_user_call;
fcc->function_handler->internal_function.arg_info = NULL;
fcc->function_handler->internal_function.num_args = 0;
fcc->function_handler->internal_function.scope = ce_org;
fcc->function_handler->internal_function.fn_flags = ZEND_ACC_CALL_VIA_HANDLER;
fcc->function_handler->internal_function.function_name = estrndup(mname, mlen);
call_via_handler = 1;
retval = 1;
} else if (Z_OBJ_HT_P(fcc->object_ptr)->get_method) {
fcc->function_handler = Z_OBJ_HT_P(fcc->object_ptr)->get_method(&fcc->object_ptr, mname, mlen, NULL TSRMLS_CC);
if (fcc->function_handler) {
if (strict_class &&
(!fcc->function_handler->common.scope ||
!instanceof_function(ce_org, fcc->function_handler->common.scope TSRMLS_CC))) {
if ((fcc->function_handler->common.fn_flags & ZEND_ACC_CALL_VIA_HANDLER) != 0) {
if (fcc->function_handler->type != ZEND_OVERLOADED_FUNCTION) {
efree((char*)fcc->function_handler->common.function_name);
}
efree(fcc->function_handler);
}
} else {
retval = 1;
call_via_handler = (fcc->function_handler->common.fn_flags & ZEND_ACC_CALL_VIA_HANDLER) != 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, mlen TSRMLS_CC);
} else {
fcc->function_handler = zend_std_get_static_method(fcc->calling_scope, mname, mlen, NULL TSRMLS_CC);
}
if (fcc->function_handler) {
retval = 1;
call_via_handler = (fcc->function_handler->common.fn_flags & ZEND_ACC_CALL_VIA_HANDLER) != 0;
if (call_via_handler && !fcc->object_ptr && EG(This) &&
Z_OBJ_HT_P(EG(This))->get_class_entry &&
instanceof_function(Z_OBJCE_P(EG(This)), fcc->calling_scope TSRMLS_CC)) {
fcc->object_ptr = EG(This);
}
}
}
}
if (retval) {
if (fcc->calling_scope && !call_via_handler) {
if (!fcc->object_ptr && (fcc->function_handler->common.fn_flags & ZEND_ACC_ABSTRACT)) {
if (error) {
zend_spprintf(error, 0, "cannot call abstract method %s::%s()", fcc->calling_scope->name, fcc->function_handler->common.function_name);
retval = 0;
} else {
zend_error(E_ERROR, "Cannot call abstract method %s::%s()", fcc->calling_scope->name, fcc->function_handler->common.function_name);
}
} else if (!fcc->object_ptr && !(fcc->function_handler->common.fn_flags & ZEND_ACC_STATIC)) {
int severity;
char *verb;
if (fcc->function_handler->common.fn_flags & ZEND_ACC_ALLOW_STATIC) {
severity = E_STRICT;
verb = "should not";
} else {
/* An internal function assumes $this is present and won't check that. So PHP would crash by allowing the call. */
severity = E_ERROR;
verb = "cannot";
}
if ((check_flags & IS_CALLABLE_CHECK_IS_STATIC) != 0) {
retval = 0;
}
if (EG(This) && instanceof_function(Z_OBJCE_P(EG(This)), fcc->calling_scope TSRMLS_CC)) {
fcc->object_ptr = EG(This);
if (error) {
zend_spprintf(error, 0, "non-static method %s::%s() %s be called statically, assuming $this from compatible context %s", fcc->calling_scope->name, fcc->function_handler->common.function_name, verb, Z_OBJCE_P(EG(This))->name);
if (severity == E_ERROR) {
retval = 0;
}
} else if (retval) {
zend_error(severity, "Non-static method %s::%s() %s be called statically, assuming $this from compatible context %s", fcc->calling_scope->name, fcc->function_handler->common.function_name, verb, Z_OBJCE_P(EG(This))->name);
}
} else {
if (error) {
zend_spprintf(error, 0, "non-static method %s::%s() %s be called statically", fcc->calling_scope->name, fcc->function_handler->common.function_name, verb);
if (severity == E_ERROR) {
retval = 0;
}
} else if (retval) {
zend_error(severity, "Non-static method %s::%s() %s be called statically", fcc->calling_scope->name, fcc->function_handler->common.function_name, verb);
}
}
}
if (retval && (check_flags & IS_CALLABLE_CHECK_NO_ACCESS) == 0) {
if (fcc->function_handler->op_array.fn_flags & ZEND_ACC_PRIVATE) {
if (!zend_check_private(fcc->function_handler, fcc->object_ptr ? Z_OBJCE_P(fcc->object_ptr) : EG(scope), lmname, mlen TSRMLS_CC)) {
if (error) {
if (*error) {
efree(*error);
}
zend_spprintf(error, 0, "cannot access private method %s::%s()", fcc->calling_scope->name, fcc->function_handler->common.function_name);
}
retval = 0;
}
} else if ((fcc->function_handler->common.fn_flags & ZEND_ACC_PROTECTED)) {
if (!zend_check_protected(fcc->function_handler->common.scope, EG(scope))) {
if (error) {
if (*error) {
efree(*error);
}
zend_spprintf(error, 0, "cannot access protected method %s::%s()", fcc->calling_scope->name, 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'", fcc->calling_scope->name, mname);
} else {
if (error) zend_spprintf(error, 0, "function '%s' does not exist", mname);
}
}
efree(lmname);
if (fcc->object_ptr) {
fcc->called_scope = Z_OBJCE_P(fcc->object_ptr);
}
if (retval) {
fcc->initialized = 1;
}
return retval;
}
/* }}} */
ZEND_API zend_bool zend_is_callable_ex(zval *callable, zval *object_ptr, uint check_flags, char **callable_name, int *callable_name_len, zend_fcall_info_cache *fcc, char **error TSRMLS_DC) /* {{{ */
{
zend_bool ret;
int callable_name_len_local;
zend_fcall_info_cache fcc_local;
if (callable_name) {
*callable_name = NULL;
}
if (callable_name_len == NULL) {
callable_name_len = &callable_name_len_local;
}
if (fcc == NULL) {
fcc = &fcc_local;
}
if (error) {
*error = NULL;
}
fcc->initialized = 0;
fcc->calling_scope = NULL;
fcc->called_scope = NULL;
fcc->function_handler = NULL;
fcc->calling_scope = NULL;
fcc->object_ptr = NULL;
if (object_ptr && Z_TYPE_P(object_ptr) != IS_OBJECT) {
object_ptr = NULL;
}
if (object_ptr &&
(!EG(objects_store).object_buckets ||
!EG(objects_store).object_buckets[Z_OBJ_HANDLE_P(object_ptr)].valid)) {
return 0;
}
switch (Z_TYPE_P(callable)) {
case IS_STRING:
if (object_ptr) {
fcc->object_ptr = object_ptr;
fcc->calling_scope = Z_OBJCE_P(object_ptr);
if (callable_name) {
char *ptr;
*callable_name_len = fcc->calling_scope->name_length + Z_STRLEN_P(callable) + sizeof("::") - 1;
ptr = *callable_name = emalloc(*callable_name_len + 1);
memcpy(ptr, fcc->calling_scope->name, fcc->calling_scope->name_length);
ptr += fcc->calling_scope->name_length;
memcpy(ptr, "::", sizeof("::") - 1);
ptr += sizeof("::") - 1;
memcpy(ptr, Z_STRVAL_P(callable), Z_STRLEN_P(callable) + 1);
}
} else if (callable_name) {
*callable_name = estrndup(Z_STRVAL_P(callable), Z_STRLEN_P(callable));
*callable_name_len = Z_STRLEN_P(callable);
}
if (check_flags & IS_CALLABLE_CHECK_SYNTAX_ONLY) {
fcc->called_scope = fcc->calling_scope;
return 1;
}
ret = zend_is_callable_check_func(check_flags, callable, fcc, 0, error TSRMLS_CC);
if (fcc == &fcc_local &&
fcc->function_handler &&
((fcc->function_handler->type == ZEND_INTERNAL_FUNCTION &&
(fcc->function_handler->common.fn_flags & ZEND_ACC_CALL_VIA_HANDLER)) ||
fcc->function_handler->type == ZEND_OVERLOADED_FUNCTION_TEMPORARY ||
fcc->function_handler->type == ZEND_OVERLOADED_FUNCTION)) {
if (fcc->function_handler->type != ZEND_OVERLOADED_FUNCTION) {
efree((char*)fcc->function_handler->common.function_name);
}
efree(fcc->function_handler);
}
return ret;
case IS_ARRAY:
{
zval **method = NULL;
zval **obj = NULL;
int strict_class = 0;
if (zend_hash_num_elements(Z_ARRVAL_P(callable)) == 2) {
zend_hash_index_find(Z_ARRVAL_P(callable), 0, (void **) &obj);
zend_hash_index_find(Z_ARRVAL_P(callable), 1, (void **) &method);
}
if (obj && method &&
(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("::") - 1;
ptr = *callable_name = emalloc(*callable_name_len + 1);
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 (check_flags & IS_CALLABLE_CHECK_SYNTAX_ONLY) {
return 1;
}
if (!zend_is_callable_check_class(Z_STRVAL_PP(obj), Z_STRLEN_PP(obj), fcc, &strict_class, error TSRMLS_CC)) {
return 0;
}
} else {
if (!EG(objects_store).object_buckets ||
!EG(objects_store).object_buckets[Z_OBJ_HANDLE_PP(obj)].valid) {
return 0;
}
fcc->calling_scope = Z_OBJCE_PP(obj); /* TBFixed: what if it's overloaded? */
fcc->object_ptr = *obj;
if (callable_name) {
char *ptr;
*callable_name_len = fcc->calling_scope->name_length + Z_STRLEN_PP(method) + sizeof("::") - 1;
ptr = *callable_name = emalloc(*callable_name_len + 1);
memcpy(ptr, fcc->calling_scope->name, fcc->calling_scope->name_length);
ptr += fcc->calling_scope->name_length;
memcpy(ptr, "::", sizeof("::") - 1);
ptr += sizeof("::") - 1;
memcpy(ptr, Z_STRVAL_PP(method), Z_STRLEN_PP(method) + 1);
}
if (check_flags & IS_CALLABLE_CHECK_SYNTAX_ONLY) {
fcc->called_scope = fcc->calling_scope;
return 1;
}
}
ret = zend_is_callable_check_func(check_flags, *method, fcc, strict_class, error TSRMLS_CC);
if (fcc == &fcc_local &&
fcc->function_handler &&
((fcc->function_handler->type == ZEND_INTERNAL_FUNCTION &&
(fcc->function_handler->common.fn_flags & ZEND_ACC_CALL_VIA_HANDLER)) ||
fcc->function_handler->type == ZEND_OVERLOADED_FUNCTION_TEMPORARY ||
fcc->function_handler->type == ZEND_OVERLOADED_FUNCTION)) {
if (fcc->function_handler->type != ZEND_OVERLOADED_FUNCTION) {
efree((char*)fcc->function_handler->common.function_name);
}
efree(fcc->function_handler);
}
return ret;
} else {
if (zend_hash_num_elements(Z_ARRVAL_P(callable)) == 2) {
if (!obj || (Z_TYPE_PP(obj) != IS_STRING && Z_TYPE_PP(obj) != IS_OBJECT)) {
if (error) zend_spprintf(error, 0, "first array member is not a valid class name or object");
} else {
if (error) zend_spprintf(error, 0, "second array member is not a valid method");
}
} else {
if (error) zend_spprintf(error, 0, "array must have exactly two members");
}
if (callable_name) {
*callable_name = estrndup("Array", sizeof("Array")-1);
*callable_name_len = sizeof("Array") - 1;
}
}
}
return 0;
case IS_OBJECT:
if (Z_OBJ_HANDLER_P(callable, get_closure) && Z_OBJ_HANDLER_P(callable, get_closure)(callable, &fcc->calling_scope, &fcc->function_handler, &fcc->object_ptr TSRMLS_CC) == SUCCESS) {
fcc->called_scope = fcc->calling_scope;
if (callable_name) {
zend_class_entry *ce = Z_OBJCE_P(callable); /* TBFixed: what if it's overloaded? */
*callable_name_len = ce->name_length + sizeof("::__invoke") - 1;
*callable_name = emalloc(*callable_name_len + 1);
memcpy(*callable_name, ce->name, ce->name_length);
memcpy((*callable_name) + ce->name_length, "::__invoke", sizeof("::__invoke"));
}
return 1;
}
/* break missing intentionally */
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));
*callable_name_len = Z_STRLEN(expr_copy);
zval_dtor(&expr_copy);
}
if (error) zend_spprintf(error, 0, "no array or string given");
return 0;
}
}
/* }}} */
ZEND_API zend_bool zend_is_callable(zval *callable, uint check_flags, char **callable_name TSRMLS_DC) /* {{{ */
{
return zend_is_callable_ex(callable, NULL, check_flags, callable_name, NULL, NULL, NULL TSRMLS_CC);
}
/* }}} */
ZEND_API zend_bool zend_make_callable(zval *callable, char **callable_name TSRMLS_DC) /* {{{ */
{
zend_fcall_info_cache fcc;
if (zend_is_callable_ex(callable, NULL, IS_CALLABLE_STRICT, callable_name, NULL, &fcc, NULL TSRMLS_CC)) {
if (Z_TYPE_P(callable) == IS_STRING && fcc.calling_scope) {
zval_dtor(callable);
array_init(callable);
add_next_index_string(callable, fcc.calling_scope->name, 1);
add_next_index_string(callable, fcc.function_handler->common.function_name, 1);
}
if (fcc.function_handler &&
((fcc.function_handler->type == ZEND_INTERNAL_FUNCTION &&
(fcc.function_handler->common.fn_flags & ZEND_ACC_CALL_VIA_HANDLER)) ||
fcc.function_handler->type == ZEND_OVERLOADED_FUNCTION_TEMPORARY ||
fcc.function_handler->type == ZEND_OVERLOADED_FUNCTION)) {
if (fcc.function_handler->type != ZEND_OVERLOADED_FUNCTION) {
efree((char*)fcc.function_handler->common.function_name);
}
efree(fcc.function_handler);
}
return 1;
}
return 0;
}
/* }}} */
ZEND_API int zend_fcall_info_init(zval *callable, uint check_flags, zend_fcall_info *fci, zend_fcall_info_cache *fcc, char **callable_name, char **error TSRMLS_DC) /* {{{ */
{
if (!zend_is_callable_ex(callable, NULL, check_flags, callable_name, NULL, fcc, error TSRMLS_CC)) {
return FAILURE;
}
fci->size = sizeof(*fci);
fci->function_table = fcc->calling_scope ? &fcc->calling_scope->function_table : EG(function_table);
fci->object_ptr = fcc->object_ptr;
fci->function_name = callable;
fci->retval_ptr_ptr = NULL;
fci->param_count = 0;
fci->params = NULL;
fci->no_separation = 1;
fci->symbol_table = NULL;
return SUCCESS;
}
/* }}} */
ZEND_API void zend_fcall_info_args_clear(zend_fcall_info *fci, int free_mem) /* {{{ */
{
if (fci->params) {
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(zend_fcall_info *fci, zval *args TSRMLS_DC) /* {{{ */
{
HashPosition pos;
zval **arg, ***params;
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_internal_pointer_reset_ex(Z_ARRVAL_P(args), &pos);
while (zend_hash_get_current_data_ex(Z_ARRVAL_P(args), (void *) &arg, &pos) == SUCCESS) {
*params++ = arg;
zend_hash_move_forward_ex(Z_ARRVAL_P(args), &pos);
}
return SUCCESS;
}
/* }}} */
ZEND_API int zend_fcall_info_argp(zend_fcall_info *fci TSRMLS_DC, 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) {
fci->params[i] = argv[i];
}
}
return SUCCESS;
}
/* }}} */
ZEND_API int zend_fcall_info_argv(zend_fcall_info *fci TSRMLS_DC, 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 **);
fci->params[i] = arg;
}
}
return SUCCESS;
}
/* }}} */
ZEND_API int zend_fcall_info_argn(zend_fcall_info *fci TSRMLS_DC, int argc, ...) /* {{{ */
{
int ret;
va_list argv;
va_start(argv, argc);
ret = zend_fcall_info_argv(fci TSRMLS_CC, 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_ptr, zval *args TSRMLS_DC) /* {{{ */
{
zval *retval, ***org_params = NULL;
int result, org_count = 0;
fci->retval_ptr_ptr = retval_ptr_ptr ? retval_ptr_ptr : &retval;
if (args) {
zend_fcall_info_args_save(fci, &org_count, &org_params);
zend_fcall_info_args(fci, args TSRMLS_CC);
}
result = zend_call_function(fci, fcc TSRMLS_CC);
if (!retval_ptr_ptr && retval) {
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) /* {{{ */
{
char *lname;
int name_len = strlen(module_name);
zend_module_entry *module;
lname = zend_str_tolower_dup(module_name, name_len);
if (zend_hash_find(&module_registry, lname, name_len + 1, (void**)&module) == FAILURE) {
efree(lname);
return NULL;
}
efree(lname);
return module->version;
}
/* }}} */
ZEND_API int zend_declare_property_ex(zend_class_entry *ce, const char *name, int name_length, zval *property, int access_type, const char *doc_comment, int doc_comment_len TSRMLS_DC) /* {{{ */
{
zend_property_info property_info, *property_info_ptr;
const char *interned_name;
ulong h = zend_get_hash_value(name, name_length+1);
if (!(access_type & ZEND_ACC_PPP_MASK)) {
access_type |= ZEND_ACC_PUBLIC;
}
if (access_type & ZEND_ACC_STATIC) {
if (zend_hash_quick_find(&ce->properties_info, name, name_length + 1, h, (void**)&property_info_ptr) == SUCCESS &&
(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_quick_del(&ce->properties_info, name, name_length + 1, h);
} 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);
}
ce->default_static_members_table[property_info.offset] = property;
if (ce->type == ZEND_USER_CLASS) {
ce->static_members_table = ce->default_static_members_table;
}
} else {
if (zend_hash_quick_find(&ce->properties_info, name, name_length + 1, h, (void**)&property_info_ptr) == SUCCESS &&
(property_info_ptr->flags & ZEND_ACC_STATIC) == 0) {
property_info.offset = property_info_ptr->offset;
zval_ptr_dtor(&ce->default_properties_table[property_info.offset]);
zend_hash_quick_del(&ce->properties_info, name, name_length + 1, h);
} else {
property_info.offset = ce->default_properties_count++;
ce->default_properties_table = perealloc(ce->default_properties_table, sizeof(zval*) * ce->default_properties_count, ce->type == ZEND_INTERNAL_CLASS);
}
ce->default_properties_table[property_info.offset] = property;
}
if (ce->type & ZEND_INTERNAL_CLASS) {
switch(Z_TYPE_P(property)) {
case IS_ARRAY:
case IS_CONSTANT_ARRAY:
case IS_OBJECT:
case IS_RESOURCE:
zend_error(E_CORE_ERROR, "Internal zval's can't be arrays, objects or resources");
break;
default:
break;
}
}
switch (access_type & ZEND_ACC_PPP_MASK) {
case ZEND_ACC_PRIVATE: {
char *priv_name;
int priv_name_length;
zend_mangle_property_name(&priv_name, &priv_name_length, ce->name, ce->name_length, name, name_length, ce->type & ZEND_INTERNAL_CLASS);
property_info.name = priv_name;
property_info.name_length = priv_name_length;
}
break;
case ZEND_ACC_PROTECTED: {
char *prot_name;
int prot_name_length;
zend_mangle_property_name(&prot_name, &prot_name_length, "*", 1, name, name_length, ce->type & ZEND_INTERNAL_CLASS);
property_info.name = prot_name;
property_info.name_length = prot_name_length;
}
break;
case ZEND_ACC_PUBLIC:
if (IS_INTERNED(name)) {
property_info.name = (char*)name;
} else {
property_info.name = ce->type & ZEND_INTERNAL_CLASS ? zend_strndup(name, name_length) : estrndup(name, name_length);
}
property_info.name_length = name_length;
break;
}
interned_name = zend_new_interned_string(property_info.name, property_info.name_length+1, 0 TSRMLS_CC);
if (interned_name != property_info.name) {
if (ce->type == ZEND_USER_CLASS) {
efree((char*)property_info.name);
} else {
free((char*)property_info.name);
}
property_info.name = interned_name;
}
property_info.flags = access_type;
property_info.h = (access_type & ZEND_ACC_PUBLIC) ? h : zend_get_hash_value(property_info.name, property_info.name_length+1);
property_info.doc_comment = doc_comment;
property_info.doc_comment_len = doc_comment_len;
property_info.ce = ce;
zend_hash_quick_update(&ce->properties_info, name, name_length+1, h, &property_info, sizeof(zend_property_info), NULL);
return SUCCESS;
}
/* }}} */
ZEND_API int zend_declare_property(zend_class_entry *ce, const char *name, int name_length, zval *property, int access_type TSRMLS_DC) /* {{{ */
{
return zend_declare_property_ex(ce, name, name_length, property, access_type, NULL, 0 TSRMLS_CC);
}
/* }}} */
ZEND_API int zend_declare_property_null(zend_class_entry *ce, const char *name, int name_length, int access_type TSRMLS_DC) /* {{{ */
{
zval *property;
if (ce->type & ZEND_INTERNAL_CLASS) {
ALLOC_PERMANENT_ZVAL(property);
} else {
ALLOC_ZVAL(property);
}
INIT_ZVAL(*property);
return zend_declare_property(ce, name, name_length, property, access_type TSRMLS_CC);
}
/* }}} */
ZEND_API int zend_declare_property_bool(zend_class_entry *ce, const char *name, int name_length, long value, int access_type TSRMLS_DC) /* {{{ */
{
zval *property;
if (ce->type & ZEND_INTERNAL_CLASS) {
ALLOC_PERMANENT_ZVAL(property);
} else {
ALLOC_ZVAL(property);
}
INIT_PZVAL(property);
ZVAL_BOOL(property, value);
return zend_declare_property(ce, name, name_length, property, access_type TSRMLS_CC);
}
/* }}} */
ZEND_API int zend_declare_property_long(zend_class_entry *ce, const char *name, int name_length, long value, int access_type TSRMLS_DC) /* {{{ */
{
zval *property;
if (ce->type & ZEND_INTERNAL_CLASS) {
ALLOC_PERMANENT_ZVAL(property);
} else {
ALLOC_ZVAL(property);
}
INIT_PZVAL(property);
ZVAL_LONG(property, value);
return zend_declare_property(ce, name, name_length, property, access_type TSRMLS_CC);
}
/* }}} */
ZEND_API int zend_declare_property_double(zend_class_entry *ce, const char *name, int name_length, double value, int access_type TSRMLS_DC) /* {{{ */
{
zval *property;
if (ce->type & ZEND_INTERNAL_CLASS) {
ALLOC_PERMANENT_ZVAL(property);
} else {
ALLOC_ZVAL(property);
}
INIT_PZVAL(property);
ZVAL_DOUBLE(property, value);
return zend_declare_property(ce, name, name_length, property, access_type TSRMLS_CC);
}
/* }}} */
ZEND_API int zend_declare_property_string(zend_class_entry *ce, const char *name, int name_length, const char *value, int access_type TSRMLS_DC) /* {{{ */
{
zval *property;
int len = strlen(value);
if (ce->type & ZEND_INTERNAL_CLASS) {
ALLOC_PERMANENT_ZVAL(property);
ZVAL_STRINGL(property, zend_strndup(value, len), len, 0);
} else {
ALLOC_ZVAL(property);
ZVAL_STRINGL(property, value, len, 1);
}
INIT_PZVAL(property);
return zend_declare_property(ce, name, name_length, property, access_type TSRMLS_CC);
}
/* }}} */
ZEND_API int zend_declare_property_stringl(zend_class_entry *ce, const char *name, int name_length, const char *value, int value_len, int access_type TSRMLS_DC) /* {{{ */
{
zval *property;
if (ce->type & ZEND_INTERNAL_CLASS) {
ALLOC_PERMANENT_ZVAL(property);
ZVAL_STRINGL(property, zend_strndup(value, value_len), value_len, 0);
} else {
ALLOC_ZVAL(property);
ZVAL_STRINGL(property, value, value_len, 1);
}
INIT_PZVAL(property);
return zend_declare_property(ce, name, name_length, property, access_type TSRMLS_CC);
}
/* }}} */
ZEND_API int zend_declare_class_constant(zend_class_entry *ce, const char *name, size_t name_length, zval *value TSRMLS_DC) /* {{{ */
{
return zend_hash_update(&ce->constants_table, name, name_length+1, &value, sizeof(zval *), NULL);
}
/* }}} */
ZEND_API int zend_declare_class_constant_null(zend_class_entry *ce, const char *name, size_t name_length TSRMLS_DC) /* {{{ */
{
zval *constant;
if (ce->type & ZEND_INTERNAL_CLASS) {
ALLOC_PERMANENT_ZVAL(constant);
} else {
ALLOC_ZVAL(constant);
}
ZVAL_NULL(constant);
INIT_PZVAL(constant);
return zend_declare_class_constant(ce, name, name_length, constant TSRMLS_CC);
}
/* }}} */
ZEND_API int zend_declare_class_constant_long(zend_class_entry *ce, const char *name, size_t name_length, long value TSRMLS_DC) /* {{{ */
{
zval *constant;
if (ce->type & ZEND_INTERNAL_CLASS) {
ALLOC_PERMANENT_ZVAL(constant);
} else {
ALLOC_ZVAL(constant);
}
ZVAL_LONG(constant, value);
INIT_PZVAL(constant);
return zend_declare_class_constant(ce, name, name_length, constant TSRMLS_CC);
}
/* }}} */
ZEND_API int zend_declare_class_constant_bool(zend_class_entry *ce, const char *name, size_t name_length, zend_bool value TSRMLS_DC) /* {{{ */
{
zval *constant;
if (ce->type & ZEND_INTERNAL_CLASS) {
ALLOC_PERMANENT_ZVAL(constant);
} else {
ALLOC_ZVAL(constant);
}
ZVAL_BOOL(constant, value);
INIT_PZVAL(constant);
return zend_declare_class_constant(ce, name, name_length, constant TSRMLS_CC);
}
/* }}} */
ZEND_API int zend_declare_class_constant_double(zend_class_entry *ce, const char *name, size_t name_length, double value TSRMLS_DC) /* {{{ */
{
zval *constant;
if (ce->type & ZEND_INTERNAL_CLASS) {
ALLOC_PERMANENT_ZVAL(constant);
} else {
ALLOC_ZVAL(constant);
}
ZVAL_DOUBLE(constant, value);
INIT_PZVAL(constant);
return zend_declare_class_constant(ce, name, name_length, constant TSRMLS_CC);
}
/* }}} */
ZEND_API int zend_declare_class_constant_stringl(zend_class_entry *ce, const char *name, size_t name_length, const char *value, size_t value_length TSRMLS_DC) /* {{{ */
{
zval *constant;
if (ce->type & ZEND_INTERNAL_CLASS) {
ALLOC_PERMANENT_ZVAL(constant);
ZVAL_STRINGL(constant, zend_strndup(value, value_length), value_length, 0);
} else {
ALLOC_ZVAL(constant);
ZVAL_STRINGL(constant, value, value_length, 1);
}
INIT_PZVAL(constant);
return zend_declare_class_constant(ce, name, name_length, constant TSRMLS_CC);
}
/* }}} */
ZEND_API int zend_declare_class_constant_string(zend_class_entry *ce, const char *name, size_t name_length, const char *value TSRMLS_DC) /* {{{ */
{
return zend_declare_class_constant_stringl(ce, name, name_length, value, strlen(value) TSRMLS_CC);
}
/* }}} */
ZEND_API void zend_update_property(zend_class_entry *scope, zval *object, const char *name, int name_length, zval *value TSRMLS_DC) /* {{{ */
{
zval *property;
zend_class_entry *old_scope = EG(scope);
EG(scope) = scope;
if (!Z_OBJ_HT_P(object)->write_property) {
const char *class_name;
zend_uint class_name_len;
zend_get_object_classname(object, &class_name, &class_name_len TSRMLS_CC);
zend_error(E_CORE_ERROR, "Property %s of class %s cannot be updated", name, class_name);
}
MAKE_STD_ZVAL(property);
ZVAL_STRINGL(property, name, name_length, 1);
Z_OBJ_HT_P(object)->write_property(object, property, value, 0 TSRMLS_CC);
zval_ptr_dtor(&property);
EG(scope) = old_scope;
}
/* }}} */
ZEND_API void zend_update_property_null(zend_class_entry *scope, zval *object, const char *name, int name_length TSRMLS_DC) /* {{{ */
{
zval *tmp;
ALLOC_ZVAL(tmp);
Z_UNSET_ISREF_P(tmp);
Z_SET_REFCOUNT_P(tmp, 0);
ZVAL_NULL(tmp);
zend_update_property(scope, object, name, name_length, tmp TSRMLS_CC);
}
/* }}} */
ZEND_API void zend_update_property_bool(zend_class_entry *scope, zval *object, const char *name, int name_length, long value TSRMLS_DC) /* {{{ */
{
zval *tmp;
ALLOC_ZVAL(tmp);
Z_UNSET_ISREF_P(tmp);
Z_SET_REFCOUNT_P(tmp, 0);
ZVAL_BOOL(tmp, value);
zend_update_property(scope, object, name, name_length, tmp TSRMLS_CC);
}
/* }}} */
ZEND_API void zend_update_property_long(zend_class_entry *scope, zval *object, const char *name, int name_length, long value TSRMLS_DC) /* {{{ */
{
zval *tmp;
ALLOC_ZVAL(tmp);
Z_UNSET_ISREF_P(tmp);
Z_SET_REFCOUNT_P(tmp, 0);
ZVAL_LONG(tmp, value);
zend_update_property(scope, object, name, name_length, tmp TSRMLS_CC);
}
/* }}} */
ZEND_API void zend_update_property_double(zend_class_entry *scope, zval *object, const char *name, int name_length, double value TSRMLS_DC) /* {{{ */
{
zval *tmp;
ALLOC_ZVAL(tmp);
Z_UNSET_ISREF_P(tmp);
Z_SET_REFCOUNT_P(tmp, 0);
ZVAL_DOUBLE(tmp, value);
zend_update_property(scope, object, name, name_length, tmp TSRMLS_CC);
}
/* }}} */
ZEND_API void zend_update_property_string(zend_class_entry *scope, zval *object, const char *name, int name_length, const char *value TSRMLS_DC) /* {{{ */
{
zval *tmp;
ALLOC_ZVAL(tmp);
Z_UNSET_ISREF_P(tmp);
Z_SET_REFCOUNT_P(tmp, 0);
ZVAL_STRING(tmp, value, 1);
zend_update_property(scope, object, name, name_length, tmp TSRMLS_CC);
}
/* }}} */
ZEND_API void zend_update_property_stringl(zend_class_entry *scope, zval *object, const char *name, int name_length, const char *value, int value_len TSRMLS_DC) /* {{{ */
{
zval *tmp;
ALLOC_ZVAL(tmp);
Z_UNSET_ISREF_P(tmp);
Z_SET_REFCOUNT_P(tmp, 0);
ZVAL_STRINGL(tmp, value, value_len, 1);
zend_update_property(scope, object, name, name_length, tmp TSRMLS_CC);
}
/* }}} */
ZEND_API int zend_update_static_property(zend_class_entry *scope, const char *name, int name_length, zval *value TSRMLS_DC) /* {{{ */
{
zval **property;
zend_class_entry *old_scope = EG(scope);
EG(scope) = scope;
property = zend_std_get_static_property(scope, name, name_length, 0, NULL TSRMLS_CC);
EG(scope) = old_scope;
if (!property) {
return FAILURE;
} else {
if (*property != value) {
if (PZVAL_IS_REF(*property)) {
zval_dtor(*property);
Z_TYPE_PP(property) = Z_TYPE_P(value);
(*property)->value = value->value;
if (Z_REFCOUNT_P(value) > 0) {
zval_copy_ctor(*property);
}
} else {
zval *garbage = *property;
Z_ADDREF_P(value);
if (PZVAL_IS_REF(value)) {
SEPARATE_ZVAL(&value);
}
*property = value;
zval_ptr_dtor(&garbage);
}
}
return SUCCESS;
}
}
/* }}} */
ZEND_API int zend_update_static_property_null(zend_class_entry *scope, const char *name, int name_length TSRMLS_DC) /* {{{ */
{
zval *tmp;
ALLOC_ZVAL(tmp);
Z_UNSET_ISREF_P(tmp);
Z_SET_REFCOUNT_P(tmp, 0);
ZVAL_NULL(tmp);
return zend_update_static_property(scope, name, name_length, tmp TSRMLS_CC);
}
/* }}} */
ZEND_API int zend_update_static_property_bool(zend_class_entry *scope, const char *name, int name_length, long value TSRMLS_DC) /* {{{ */
{
zval *tmp;
ALLOC_ZVAL(tmp);
Z_UNSET_ISREF_P(tmp);
Z_SET_REFCOUNT_P(tmp, 0);
ZVAL_BOOL(tmp, value);
return zend_update_static_property(scope, name, name_length, tmp TSRMLS_CC);
}
/* }}} */
ZEND_API int zend_update_static_property_long(zend_class_entry *scope, const char *name, int name_length, long value TSRMLS_DC) /* {{{ */
{
zval *tmp;
ALLOC_ZVAL(tmp);
Z_UNSET_ISREF_P(tmp);
Z_SET_REFCOUNT_P(tmp, 0);
ZVAL_LONG(tmp, value);
return zend_update_static_property(scope, name, name_length, tmp TSRMLS_CC);
}
/* }}} */
ZEND_API int zend_update_static_property_double(zend_class_entry *scope, const char *name, int name_length, double value TSRMLS_DC) /* {{{ */
{
zval *tmp;
ALLOC_ZVAL(tmp);
Z_UNSET_ISREF_P(tmp);
Z_SET_REFCOUNT_P(tmp, 0);
ZVAL_DOUBLE(tmp, value);
return zend_update_static_property(scope, name, name_length, tmp TSRMLS_CC);
}
/* }}} */
ZEND_API int zend_update_static_property_string(zend_class_entry *scope, const char *name, int name_length, const char *value TSRMLS_DC) /* {{{ */
{
zval *tmp;
ALLOC_ZVAL(tmp);
Z_UNSET_ISREF_P(tmp);
Z_SET_REFCOUNT_P(tmp, 0);
ZVAL_STRING(tmp, value, 1);
return zend_update_static_property(scope, name, name_length, tmp TSRMLS_CC);
}
/* }}} */
ZEND_API int zend_update_static_property_stringl(zend_class_entry *scope, const char *name, int name_length, const char *value, int value_len TSRMLS_DC) /* {{{ */
{
zval *tmp;
ALLOC_ZVAL(tmp);
Z_UNSET_ISREF_P(tmp);
Z_SET_REFCOUNT_P(tmp, 0);
ZVAL_STRINGL(tmp, value, value_len, 1);
return zend_update_static_property(scope, name, name_length, tmp TSRMLS_CC);
}
/* }}} */
ZEND_API zval *zend_read_property(zend_class_entry *scope, zval *object, const char *name, int name_length, zend_bool silent TSRMLS_DC) /* {{{ */
{
zval *property, *value;
zend_class_entry *old_scope = EG(scope);
EG(scope) = scope;
if (!Z_OBJ_HT_P(object)->read_property) {
const char *class_name;
zend_uint class_name_len;
zend_get_object_classname(object, &class_name, &class_name_len TSRMLS_CC);
zend_error(E_CORE_ERROR, "Property %s of class %s cannot be read", name, class_name);
}
MAKE_STD_ZVAL(property);
ZVAL_STRINGL(property, name, name_length, 1);
value = Z_OBJ_HT_P(object)->read_property(object, property, silent?BP_VAR_IS:BP_VAR_R, 0 TSRMLS_CC);
zval_ptr_dtor(&property);
EG(scope) = old_scope;
return value;
}
/* }}} */
ZEND_API zval *zend_read_static_property(zend_class_entry *scope, const char *name, int name_length, zend_bool silent TSRMLS_DC) /* {{{ */
{
zval **property;
zend_class_entry *old_scope = EG(scope);
EG(scope) = scope;
property = zend_std_get_static_property(scope, name, name_length, silent, NULL TSRMLS_CC);
EG(scope) = old_scope;
return property?*property:NULL;
}
/* }}} */
ZEND_API void zend_save_error_handling(zend_error_handling *current TSRMLS_DC) /* {{{ */
{
current->handling = EG(error_handling);
current->exception = EG(exception_class);
current->user_handler = EG(user_error_handler);
if (current->user_handler) {
Z_ADDREF_P(current->user_handler);
}
}
/* }}} */
ZEND_API void zend_replace_error_handling(zend_error_handling_t error_handling, zend_class_entry *exception_class, zend_error_handling *current TSRMLS_DC) /* {{{ */
{
if (current) {
zend_save_error_handling(current TSRMLS_CC);
if (error_handling != EH_NORMAL && EG(user_error_handler)) {
zval_ptr_dtor(&EG(user_error_handler));
EG(user_error_handler) = NULL;
}
}
EG(error_handling) = error_handling;
EG(exception_class) = error_handling == EH_THROW ? exception_class : NULL;
}
/* }}} */
ZEND_API void zend_restore_error_handling(zend_error_handling *saved TSRMLS_DC) /* {{{ */
{
EG(error_handling) = saved->handling;
EG(exception_class) = saved->handling == EH_THROW ? saved->exception : NULL;
if (saved->user_handler && saved->user_handler != EG(user_error_handler)) {
if (EG(user_error_handler)) {
zval_ptr_dtor(&EG(user_error_handler));
}
EG(user_error_handler) = saved->user_handler;
} else if (saved->user_handler) {
zval_ptr_dtor(&saved->user_handler);
}
saved->user_handler = NULL;
}
/* }}} */