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php-src/ext/spl/php_spl.c

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/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2007 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP 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.php.net/license/3_01.txt |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Marcus Boerger <helly@php.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#include "php_ini.h"
#include "php_main.h"
#include "ext/standard/info.h"
#include "php_spl.h"
#include "spl_functions.h"
#include "spl_engine.h"
#include "spl_array.h"
#include "spl_directory.h"
#include "spl_iterators.h"
#include "spl_sxe.h"
#include "spl_exceptions.h"
#include "spl_observer.h"
#include "zend_exceptions.h"
#include "zend_interfaces.h"
#include "ext/standard/md5.h"
#ifdef COMPILE_DL_SPL
ZEND_GET_MODULE(spl)
#endif
ZEND_DECLARE_MODULE_GLOBALS(spl)
/* {{{ spl_functions_none
*/
const zend_function_entry spl_functions_none[] = {
{NULL, NULL, NULL}
};
/* }}} */
/* {{{ PHP_GINIT_FUNCTION
*/
static PHP_GINIT_FUNCTION(spl)
{
ZVAL_NULL(&spl_globals->autoload_extensions);
spl_globals->autoload_functions = NULL;
spl_globals->autoload_running = 0;
}
/* }}} */
static zend_class_entry * spl_find_ce_by_name(zend_uchar ztype, zstr name, int len, zend_bool autoload TSRMLS_DC)
{
zend_class_entry **ce;
int found;
if (!autoload) {
zstr lc_name;
lc_name = zend_u_str_tolower_dup(ztype, name, len);
found = zend_u_hash_find(EG(class_table), ztype, lc_name, len +1, (void **) &ce);
efree(lc_name.v);
} else {
found = zend_u_lookup_class(ztype, name, len, &ce TSRMLS_CC);
}
if (found != SUCCESS) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Class %v does not exist%s", name, autoload ? " and could not be loaded" : "");
return NULL;
}
return *ce;
}
/* {{{ proto array class_parents(object instance) U
Return an array containing the names of all parent classes */
PHP_FUNCTION(class_parents)
{
zval *obj;
zend_class_entry *parent_class, *ce;
zend_bool autoload = 1;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z|b", &obj, &autoload) == FAILURE) {
RETURN_FALSE;
}
if (Z_TYPE_P(obj) != IS_OBJECT && Z_TYPE_P(obj) != IS_STRING && Z_TYPE_P(obj) != IS_UNICODE) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "object or string expected");
RETURN_FALSE;
}
if (Z_TYPE_P(obj) == IS_STRING || Z_TYPE_P(obj) == IS_UNICODE) {
if (NULL == (ce = spl_find_ce_by_name(Z_TYPE_P(obj), Z_UNIVAL_P(obj), Z_UNILEN_P(obj), autoload TSRMLS_CC))) {
RETURN_FALSE;
}
} else {
ce = Z_OBJCE_P(obj);
}
array_init(return_value);
parent_class = ce->parent;
while (parent_class) {
spl_add_class_name(return_value, parent_class, 0, 0 TSRMLS_CC);
parent_class = parent_class->parent;
}
}
/* }}} */
/* {{{ proto array class_implements(mixed what [, bool autoload ]) U
Return all classes and interfaces implemented by SPL */
PHP_FUNCTION(class_implements)
{
zval *obj;
zend_bool autoload = 1;
zend_class_entry *ce;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z|b", &obj, &autoload) == FAILURE) {
RETURN_FALSE;
}
if (Z_TYPE_P(obj) != IS_OBJECT && Z_TYPE_P(obj) != IS_STRING && Z_TYPE_P(obj) != IS_UNICODE) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "object or string expected");
RETURN_FALSE;
}
if (Z_TYPE_P(obj) == IS_STRING || Z_TYPE_P(obj) == IS_UNICODE) {
if (NULL == (ce = spl_find_ce_by_name(Z_TYPE_P(obj), Z_UNIVAL_P(obj), Z_UNILEN_P(obj), autoload TSRMLS_CC))) {
RETURN_FALSE;
}
} else {
ce = Z_OBJCE_P(obj);
}
array_init(return_value);
spl_add_interfaces(return_value, ce, 1, ZEND_ACC_INTERFACE TSRMLS_CC);
}
/* }}} */
#define SPL_ADD_CLASS(class_name, z_list, sub, allow, ce_flags) \
spl_add_classes(spl_ce_ ## class_name, z_list, sub, allow, ce_flags TSRMLS_CC)
#define SPL_LIST_CLASSES(z_list, sub, allow, ce_flags) \
SPL_ADD_CLASS(AppendIterator, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(ArrayIterator, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(ArrayObject, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(BadFunctionCallException, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(BadMethodCallException, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(CachingIterator, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(Countable, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(DirectoryIterator, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(DomainException, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(EmptyIterator, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(FilterIterator, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(InfiniteIterator, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(InvalidArgumentException, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(IteratorIterator, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(LengthException, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(LimitIterator, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(LogicException, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(NoRewindIterator, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(OuterIterator, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(OutOfBoundsException, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(OutOfRangeException, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(OverflowException, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(ParentIterator, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(RangeException, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(RecursiveArrayIterator, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(RecursiveCachingIterator, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(RecursiveDirectoryIterator, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(RecursiveFilterIterator, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(RecursiveIterator, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(RecursiveIteratorIterator, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(RecursiveRegexIterator, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(RegexIterator, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(RuntimeException, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(SeekableIterator, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(SimpleXMLIterator, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(SplFileInfo, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(SplFileObject, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(SplObjectStorage, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(SplObserver, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(SplSubject, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(SplTempFileObject, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(UnderflowException, z_list, sub, allow, ce_flags); \
SPL_ADD_CLASS(UnexpectedValueException, z_list, sub, allow, ce_flags); \
/* {{{ proto array spl_classes() U
Return an array containing the names of all clsses and interfaces defined in SPL */
PHP_FUNCTION(spl_classes)
{
array_init(return_value);
SPL_LIST_CLASSES(return_value, 0, 0, 0)
}
/* }}} */
int spl_autoload(const zstr class_name, const zstr lc_name, int class_name_len, const zstr file_extension TSRMLS_DC) /* {{{ */
{
char *class_file;
int class_file_len;
int dummy = 1;
zend_file_handle file_handle;
zend_op_array *new_op_array;
zval *result = NULL;
int ret;
/* UTODO: We want the stream to acept a zstr for opening */
class_file_len = spprintf(&class_file, 0, "%v%v", lc_name, file_extension);
ret = php_stream_open_for_zend_ex(class_file, &file_handle, ENFORCE_SAFE_MODE|USE_PATH|STREAM_OPEN_FOR_INCLUDE TSRMLS_CC);
if (ret == SUCCESS) {
if (!file_handle.opened_path) {
file_handle.opened_path = estrndup(class_file, class_file_len);
}
if (zend_hash_add(&EG(included_files), file_handle.opened_path, strlen(file_handle.opened_path)+1, (void *)&dummy, sizeof(int), NULL)==SUCCESS) {
new_op_array = zend_compile_file(&file_handle, ZEND_REQUIRE TSRMLS_CC);
zend_destroy_file_handle(&file_handle TSRMLS_CC);
} else {
new_op_array = NULL;
zend_file_handle_dtor(&file_handle);
}
if (new_op_array) {
EG(return_value_ptr_ptr) = &result;
EG(active_op_array) = new_op_array;
zend_execute(new_op_array TSRMLS_CC);
destroy_op_array(new_op_array TSRMLS_CC);
efree(new_op_array);
if (!EG(exception)) {
if (EG(return_value_ptr_ptr)) {
zval_ptr_dtor(EG(return_value_ptr_ptr));
}
}
efree(class_file);
return zend_u_hash_exists(EG(class_table), ZEND_STR_TYPE, lc_name, class_name_len+1);
}
}
efree(class_file);
return 0;
} /* }}} */
/* {{{ proto void spl_autoload(string class_name [, string file_extensions]) U
Default implementation for __autoload() */
PHP_FUNCTION(spl_autoload)
{
zstr class_name, lc_name;
zstr file_exts = Z_UNIVAL(SPL_G(autoload_extensions));
int class_name_len, file_exts_len = Z_UNILEN(SPL_G(autoload_extensions)), found = 0;
int unicode = UG(unicode);
zstr copy, pos1, pos2;
zval **original_return_value = EG(return_value_ptr_ptr);
zend_op **original_opline_ptr = EG(opline_ptr);
zend_op_array *original_active_op_array = EG(active_op_array);
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "x|x", &class_name, &class_name_len, &file_exts, &file_exts_len) == FAILURE) {
RETURN_FALSE;
}
copy = pos1 = ezstrndup(ZEND_STR_TYPE, file_exts, file_exts_len);
lc_name = zend_u_str_tolower_dup(ZEND_STR_TYPE, class_name, class_name_len);
while(pos1.v && (unicode ? *pos1.u : *pos1.s) && !EG(exception)) {
EG(return_value_ptr_ptr) = original_return_value;
EG(opline_ptr) = original_opline_ptr;
EG(active_op_array) = original_active_op_array;
if (unicode) {
pos2.u = u_strchr(pos1.u, ',');
if (pos2.u) *pos2.u = '\0';
} else {
pos2.s = strchr(pos1.s, ',');
if (pos2.s) *pos2.s = '\0';
}
if (spl_autoload(class_name, lc_name, class_name_len, pos1 TSRMLS_CC)) {
found = 1;
break; /* loaded */
}
if (!pos2.v) {
pos1.v = NULL;
} else if (unicode) {
pos1.u = pos2.u + 1;
} else{
pos1.s = pos2.s + 1;
}
}
efree(lc_name.v);
if (copy.v) {
efree(copy.v);
}
EG(return_value_ptr_ptr) = original_return_value;
EG(opline_ptr) = original_opline_ptr;
EG(active_op_array) = original_active_op_array;
if (!found && !SPL_G(autoload_running)) {
zend_throw_exception_ex(spl_ce_LogicException, 0 TSRMLS_CC, "Class %v could not be loaded", class_name);
}
} /* }}} */
/* {{{ proto string spl_autoload_extensions([string file_extensions]) U
Register and return default file extensions for spl_autoload */
PHP_FUNCTION(spl_autoload_extensions)
{
zstr file_exts;
int file_exts_len;
zval *global = &SPL_G(autoload_extensions);
if (ZEND_NUM_ARGS() > 0) {
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "x", &file_exts, &file_exts_len) == FAILURE) {
return;
}
zval_dtor(global);
ZVAL_ZSTRL(global, ZEND_STR_TYPE, file_exts, file_exts_len, 1);
}
RETURN_ZVAL(global, 1, 0);
} /* }}} */
typedef struct {
zend_function *func_ptr;
zval *obj;
zend_class_entry *ce;
} autoload_func_info;
static void autoload_func_info_dtor(autoload_func_info *alfi)
{
if (alfi->obj) {
zval_ptr_dtor(&alfi->obj);
}
}
/* {{{ proto void spl_autoload_call(string class_name) U
Try all registerd autoload function to load the requested class */
PHP_FUNCTION(spl_autoload_call)
{
zval *zclass_name, *retval = NULL;
int class_name_len, func_name_type;
zstr class_name, func_name, lc_name;
uint func_name_len;
ulong dummy;
HashPosition function_pos;
autoload_func_info *alfi;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "x", &class_name, &class_name_len) == FAILURE) {
return;
}
MAKE_STD_ZVAL(zclass_name);
ZVAL_ZSTRL(zclass_name, ZEND_STR_TYPE, class_name, class_name_len, 1);
if (SPL_G(autoload_functions)) {
int l_autoload_running = SPL_G(autoload_running);
SPL_G(autoload_running) = 1;
lc_name = zend_u_str_tolower_dup(ZEND_STR_TYPE, class_name, class_name_len);
zend_hash_internal_pointer_reset_ex(SPL_G(autoload_functions), &function_pos);
while(zend_hash_has_more_elements_ex(SPL_G(autoload_functions), &function_pos) == SUCCESS && !EG(exception)) {
func_name_type = zend_hash_get_current_key_ex(SPL_G(autoload_functions), &func_name, &func_name_len, &dummy, 0, &function_pos);
zend_hash_get_current_data_ex(SPL_G(autoload_functions), (void **) &alfi, &function_pos);
zend_u_call_method(alfi->obj ? &alfi->obj : NULL, alfi->ce, &alfi->func_ptr, func_name_type, func_name, func_name_len, &retval, 1, zclass_name, NULL TSRMLS_CC);
if (retval) {
zval_ptr_dtor(&retval);
}
if (zend_u_hash_exists(EG(class_table), ZEND_STR_TYPE, lc_name, class_name_len+1)) {
break;
}
zend_hash_move_forward_ex(SPL_G(autoload_functions), &function_pos);
}
efree(lc_name.v);
SPL_G(autoload_running) = l_autoload_running;
} else {
/* do not use or overwrite &EG(autoload_func) here */
zend_call_method_with_1_params(NULL, NULL, NULL, "spl_autoload", NULL, zclass_name);
}
zval_ptr_dtor(&zclass_name);
} /* }}} */
/* {{{ proto bool spl_autoload_register([mixed autoload_function = "spl_autoload" [, throw = true]]) U
Register given function as __autoload() implementation */
PHP_FUNCTION(spl_autoload_register)
{
zval zfunc_name, ztmp;
zval *zcallable = NULL;
zend_bool do_throw = 1;
zend_function *spl_func_ptr;
autoload_func_info alfi;
zval **obj_ptr;
if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "|zb", &zcallable, &do_throw) == FAILURE) {
return;
}
if (ZEND_NUM_ARGS()) {
if (Z_TYPE_P(zcallable) == IS_STRING) {
if (Z_STRLEN_P(zcallable) == sizeof("spl_autoload_call") - 1) {
if (!zend_binary_strcasecmp(Z_STRVAL_P(zcallable), sizeof("spl_autoload_call"), "spl_autoload_call", sizeof("spl_autoload_call"))) {
if (do_throw) {
zend_throw_exception_ex(spl_ce_LogicException, 0 TSRMLS_CC, "Function spl_autoload_call() cannot be registered");
}
RETURN_FALSE;
}
}
} else if (Z_TYPE_P(zcallable) == IS_UNICODE) {
ZVAL_ASCII_STRINGL(&ztmp, "spl_autoload_call", sizeof("spl_autoload_call")-1, 1);
if (zend_u_binary_zval_strcmp(&ztmp, zcallable)) {
if (!zend_binary_strcasecmp(Z_STRVAL_P(zcallable), sizeof("spl_autoload_call"), "spl_autoload_call", sizeof("spl_autoload_call"))) {
if (do_throw) {
zend_throw_exception_ex(spl_ce_LogicException, 0 TSRMLS_CC, "Function spl_autoload_call() cannot be registered");
}
zval_dtor(&ztmp);
RETURN_FALSE;
}
}
zval_dtor(&ztmp);
}
if (!zend_is_callable_ex(zcallable, IS_CALLABLE_STRICT, &zfunc_name, &alfi.ce, &alfi.func_ptr, &obj_ptr TSRMLS_CC)) {
if (Z_TYPE_P(zcallable) == IS_ARRAY) {
if (!obj_ptr && alfi.func_ptr && !(alfi.func_ptr->common.fn_flags & ZEND_ACC_STATIC)) {
if (do_throw) {
zend_throw_exception_ex(spl_ce_LogicException, 0 TSRMLS_CC, "Passed array specifies a non static method but no object");
}
zval_dtor(&zfunc_name);
RETURN_FALSE;
}
else if (do_throw) {
zend_throw_exception_ex(spl_ce_LogicException, 0 TSRMLS_CC, "Passed array does not specify %s %smethod", alfi.func_ptr ? "a callable" : "an existing", !obj_ptr ? "static " : "");
}
zval_dtor(&zfunc_name);
RETURN_FALSE;
} else if (Z_TYPE_P(zcallable) == IS_STRING || Z_TYPE_P(zcallable) == IS_UNICODE) {
if (do_throw) {
zend_throw_exception_ex(spl_ce_LogicException, 0 TSRMLS_CC, "Function '%R' not %s", Z_TYPE_P(zcallable), Z_UNIVAL_P(zcallable), alfi.func_ptr ? "callable" : "found");
}
zval_dtor(&zfunc_name);
RETURN_FALSE;
} else {
if (do_throw) {
zend_throw_exception_ex(spl_ce_LogicException, 0 TSRMLS_CC, "Illegal value passed");
}
zval_dtor(&zfunc_name);
RETURN_FALSE;
}
}
zend_u_str_tolower(Z_TYPE(zfunc_name), Z_UNIVAL(zfunc_name), Z_UNILEN(zfunc_name));
if (SPL_G(autoload_functions) && zend_u_hash_exists(SPL_G(autoload_functions), Z_TYPE(zfunc_name), Z_UNIVAL(zfunc_name), Z_UNILEN(zfunc_name)+1)) {
goto skip;
}
if (obj_ptr && !(alfi.func_ptr->common.fn_flags & ZEND_ACC_STATIC)) {
/* add object id to the hash to ensure uniqueness, for more reference look at bug #40091 */
zstr lc_name;
size_t func_name_len = Z_UNISIZE(zfunc_name);
lc_name.v = Z_UNIVAL(zfunc_name).v = erealloc(Z_UNIVAL(zfunc_name).v, func_name_len + 2 + sizeof(zend_object_handle));
memcpy(lc_name.s + func_name_len, &Z_OBJ_HANDLE_PP(obj_ptr), sizeof(zend_object_handle));
func_name_len += sizeof(zend_object_handle);
alfi.obj = *obj_ptr;
Z_ADDREF_P(alfi.obj);
if (Z_TYPE(zfunc_name) == IS_UNICODE) {
func_name_len /= sizeof(UChar);
Z_STRLEN(zfunc_name) = func_name_len;
lc_name.u[func_name_len] = 0;
} else {
Z_STRLEN(zfunc_name) = func_name_len;
lc_name.s[func_name_len] = '\0';
}
} else {
alfi.obj = NULL;
}
if (!SPL_G(autoload_functions)) {
ALLOC_HASHTABLE(SPL_G(autoload_functions));
zend_u_hash_init(SPL_G(autoload_functions), 1, NULL, (dtor_func_t) autoload_func_info_dtor, 0, UG(unicode));
}
zend_hash_find(EG(function_table), "spl_autoload", sizeof("spl_autoload"), (void **) &spl_func_ptr);
if (EG(autoload_func) == spl_func_ptr) { /* registered already, so we insert that first */
autoload_func_info spl_alfi;
spl_alfi.func_ptr = spl_func_ptr;
spl_alfi.obj = NULL;
spl_alfi.ce = NULL;
zend_hash_add(SPL_G(autoload_functions), "spl_autoload", sizeof("spl_autoload"), &spl_alfi, sizeof(autoload_func_info), NULL);
}
zend_u_hash_add(SPL_G(autoload_functions), Z_TYPE(zfunc_name), Z_UNIVAL(zfunc_name), Z_UNILEN(zfunc_name)+1, &alfi, sizeof(autoload_func_info), NULL);
skip:
zval_dtor(&zfunc_name);
}
if (SPL_G(autoload_functions)) {
zend_hash_find(EG(function_table), "spl_autoload_call", sizeof("spl_autoload_call"), (void **) &EG(autoload_func));
} else {
zend_hash_find(EG(function_table), "spl_autoload", sizeof("spl_autoload"), (void **) &EG(autoload_func));
}
RETURN_TRUE;
} /* }}} */
/* {{{ proto bool spl_autoload_unregister(mixed autoload_function) U
Unregister given function as __autoload() implementation */
PHP_FUNCTION(spl_autoload_unregister)
{
zval zfunc_name;
zval *zcallable;
zstr lc_name;
int success = FAILURE;
zend_function *spl_func_ptr;
zval **obj_ptr;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z", &zcallable) == FAILURE) {
return;
}
if (!zend_is_callable_ex(zcallable, IS_CALLABLE_CHECK_SYNTAX_ONLY, &zfunc_name, NULL, NULL, &obj_ptr TSRMLS_CC)) {
zval_dtor(&zfunc_name);
RETURN_FALSE;
}
lc_name = zend_u_str_tolower_dup(Z_TYPE(zfunc_name), Z_UNIVAL(zfunc_name), Z_UNILEN(zfunc_name));
if (SPL_G(autoload_functions)) {
if ((Z_UNILEN(zfunc_name) == sizeof("spl_autoload_call")-1) &&
(ZEND_U_EQUAL(Z_TYPE(zfunc_name), lc_name, Z_UNILEN(zfunc_name), "spl_autoload_call", sizeof("spl_autoload_call")-1))) {
/* remove all */
zend_hash_destroy(SPL_G(autoload_functions));
FREE_HASHTABLE(SPL_G(autoload_functions));
SPL_G(autoload_functions) = NULL;
EG(autoload_func) = NULL;
success = SUCCESS;
} else {
/* remove specific */
success = zend_u_hash_del(SPL_G(autoload_functions), Z_TYPE(zfunc_name), lc_name, Z_UNILEN(zfunc_name)+1);
if (success != SUCCESS && obj_ptr) {
size_t func_name_len = Z_UNISIZE(zfunc_name);
lc_name.v = erealloc(lc_name.v, func_name_len + 2 + sizeof(zend_object_handle));
memcpy(lc_name.s + func_name_len, &Z_OBJ_HANDLE_PP(obj_ptr), sizeof(zend_object_handle));
func_name_len += sizeof(zend_object_handle);
if (Z_TYPE(zfunc_name) == IS_UNICODE) {
func_name_len /= sizeof(UChar);
lc_name.u[func_name_len] = 0;
} else {
lc_name.s[func_name_len] = '\0';
}
success = zend_u_hash_del(SPL_G(autoload_functions), Z_TYPE(zfunc_name), lc_name, func_name_len+1);
}
}
} else if ((Z_UNILEN(zfunc_name) == sizeof("spl_autoload")-1) &&
(ZEND_U_EQUAL(Z_TYPE(zfunc_name), lc_name, Z_UNILEN(zfunc_name), "spl_autoload", sizeof("spl_autoload")-1))) {
/* register single spl_autoload() */
zend_hash_find(EG(function_table), "spl_autoload", sizeof("spl_autoload"), (void **) &spl_func_ptr);
if (EG(autoload_func) == spl_func_ptr) {
success = SUCCESS;
EG(autoload_func) = NULL;
}
}
efree(lc_name.v);
zval_dtor(&zfunc_name);
RETURN_BOOL(success == SUCCESS);
} /* }}} */
/* {{{ proto false|array spl_autoload_functions() U
Return all registered __autoload() functionns */
PHP_FUNCTION(spl_autoload_functions)
{
zend_function *fptr, **func_ptr_ptr;
HashPosition function_pos;
if (!EG(autoload_func)) {
if (zend_hash_find(EG(function_table), ZEND_AUTOLOAD_FUNC_NAME, sizeof(ZEND_AUTOLOAD_FUNC_NAME), (void **) &fptr) == SUCCESS) {
array_init(return_value);
add_next_index_stringl(return_value, ZEND_AUTOLOAD_FUNC_NAME, sizeof(ZEND_AUTOLOAD_FUNC_NAME)-1, 1);
return;
}
RETURN_FALSE;
}
zend_hash_find(EG(function_table), "spl_autoload_call", sizeof("spl_autoload_call"), (void **) &fptr);
if (EG(autoload_func) == fptr) {
array_init(return_value);
zend_hash_internal_pointer_reset_ex(SPL_G(autoload_functions), &function_pos);
while(zend_hash_has_more_elements_ex(SPL_G(autoload_functions), &function_pos) == SUCCESS) {
zend_hash_get_current_data_ex(SPL_G(autoload_functions), (void **) &func_ptr_ptr, &function_pos);
if ((*func_ptr_ptr)->common.scope) {
zval *tmp;
MAKE_STD_ZVAL(tmp);
array_init(tmp);
add_next_index_text(tmp, (*func_ptr_ptr)->common.scope->name, 1);
add_next_index_text(tmp, (*func_ptr_ptr)->common.function_name, 1);
add_next_index_zval(return_value, tmp);
} else
add_next_index_text(return_value, (*func_ptr_ptr)->common.function_name, 1);
zend_hash_move_forward_ex(SPL_G(autoload_functions), &function_pos);
}
return;
}
array_init(return_value);
add_next_index_text(return_value, EG(autoload_func)->common.function_name, 1);
} /* }}} */
/* {{{ proto string spl_object_hash(object obj) U
Return hash id for given object */
PHP_FUNCTION(spl_object_hash)
{
zval *obj;
char* md5str;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "o", &obj) == FAILURE) {
return;
}
md5str = emalloc(33);
php_spl_object_hash(obj, md5str TSRMLS_CC);
RETVAL_STRING(md5str, 0);
}
/* }}} */
PHPAPI void php_spl_object_hash(zval *obj, char *md5str TSRMLS_DC) /* {{{*/
{
int len;
char *hash;
PHP_MD5_CTX context;
unsigned char digest[16];
len = spprintf(&hash, 0, "%p:%d", Z_OBJ_HT_P(obj), Z_OBJ_HANDLE_P(obj));
md5str[0] = '\0';
PHP_MD5Init(&context);
PHP_MD5Update(&context, (unsigned char*)hash, len);
PHP_MD5Final(digest, &context);
make_digest(md5str, digest);
efree(hash);
}
/* }}} */
int spl_build_class_list_string(zval **entry, char **list TSRMLS_DC) /* {{{ */
{
char *res;
spprintf(&res, 0, "%s, %v", *list, Z_STRVAL_PP(entry));
efree(*list);
*list = res;
return ZEND_HASH_APPLY_KEEP;
} /* }}} */
/* {{{ PHP_MINFO(spl)
*/
PHP_MINFO_FUNCTION(spl)
{
zval list;
char *strg;
php_info_print_table_start();
php_info_print_table_header(2, "SPL support", "enabled");
INIT_PZVAL(&list);
array_init(&list);
SPL_LIST_CLASSES(&list, 0, 1, ZEND_ACC_INTERFACE)
strg = estrdup("");
zend_hash_apply_with_argument(Z_ARRVAL_P(&list), (apply_func_arg_t)spl_build_class_list_string, &strg TSRMLS_CC);
zval_dtor(&list);
php_info_print_table_row(2, "Interfaces", strg + 2);
efree(strg);
INIT_PZVAL(&list);
array_init(&list);
SPL_LIST_CLASSES(&list, 0, -1, ZEND_ACC_INTERFACE)
strg = estrdup("");
zend_hash_apply_with_argument(Z_ARRVAL_P(&list), (apply_func_arg_t)spl_build_class_list_string, &strg TSRMLS_CC);
zval_dtor(&list);
php_info_print_table_row(2, "Classes", strg + 2);
efree(strg);
php_info_print_table_end();
}
/* }}} */
static
ZEND_BEGIN_ARG_INFO_EX(arginfo_iterator_to_array, 0, 0, 1)
ZEND_ARG_OBJ_INFO(0, iterator, Traversable, 0)
ZEND_ARG_INFO(0, use_keys)
ZEND_END_ARG_INFO();
static
ZEND_BEGIN_ARG_INFO(arginfo_iterator, 0)
ZEND_ARG_OBJ_INFO(0, iterator, Traversable, 0)
ZEND_END_ARG_INFO();
static
ZEND_BEGIN_ARG_INFO_EX(arginfo_iterator_apply, 0, 0, 2)
ZEND_ARG_OBJ_INFO(0, iterator, Traversable, 0)
ZEND_ARG_INFO(0, function)
ZEND_ARG_ARRAY_INFO(0, args, 1)
ZEND_END_ARG_INFO();
/* {{{ spl_functions
*/
const zend_function_entry spl_functions[] = {
PHP_FE(spl_classes, NULL)
PHP_FE(spl_autoload, NULL)
PHP_FE(spl_autoload_extensions, NULL)
PHP_FE(spl_autoload_register, NULL)
PHP_FE(spl_autoload_unregister, NULL)
PHP_FE(spl_autoload_functions, NULL)
PHP_FE(spl_autoload_call, NULL)
PHP_FE(class_parents, NULL)
PHP_FE(class_implements, NULL)
PHP_FE(spl_object_hash, NULL)
#ifdef SPL_ITERATORS_H
PHP_FE(iterator_to_array, arginfo_iterator_to_array)
PHP_FE(iterator_count, arginfo_iterator)
PHP_FE(iterator_apply, arginfo_iterator_apply)
#endif /* SPL_ITERATORS_H */
{NULL, NULL, NULL}
};
/* }}} */
/* {{{ PHP_MINIT_FUNCTION(spl)
*/
PHP_MINIT_FUNCTION(spl)
{
PHP_MINIT(spl_iterators)(INIT_FUNC_ARGS_PASSTHRU);
PHP_MINIT(spl_array)(INIT_FUNC_ARGS_PASSTHRU);
PHP_MINIT(spl_directory)(INIT_FUNC_ARGS_PASSTHRU);
PHP_MINIT(spl_sxe)(INIT_FUNC_ARGS_PASSTHRU);
PHP_MINIT(spl_exceptions)(INIT_FUNC_ARGS_PASSTHRU);
PHP_MINIT(spl_observer)(INIT_FUNC_ARGS_PASSTHRU);
return SUCCESS;
}
/* }}} */
PHP_RINIT_FUNCTION(spl) /* {{{ */
{
INIT_PZVAL(&SPL_G(autoload_extensions));
ZVAL_ASCII_STRINGL(&SPL_G(autoload_extensions), ".inc,.php", sizeof(".inc,.php")-1, 1);
SPL_G(autoload_functions) = NULL;
SPL_G(autoload_running) = 0;
return SUCCESS;
} /* }}} */
PHP_RSHUTDOWN_FUNCTION(spl) /* {{{ */
{
if (Z_TYPE(SPL_G(autoload_extensions)) != IS_NULL) {
zval_dtor(&SPL_G(autoload_extensions));
ZVAL_NULL(&SPL_G(autoload_extensions));
}
if (SPL_G(autoload_functions)) {
zend_hash_destroy(SPL_G(autoload_functions));
FREE_HASHTABLE(SPL_G(autoload_functions));
SPL_G(autoload_functions) = NULL;
}
return SUCCESS;
} /* }}} */
#ifdef HAVE_SIMPLEXML
static const zend_module_dep spl_deps[] = {
ZEND_MOD_REQUIRED("libxml")
ZEND_MOD_REQUIRED("simplexml")
{NULL, NULL, NULL}
};
#endif
/* {{{ spl_module_entry
*/
zend_module_entry spl_module_entry = {
#ifdef HAVE_SIMPLEXML
STANDARD_MODULE_HEADER_EX, NULL,
spl_deps,
#else
STANDARD_MODULE_HEADER,
#endif
"SPL",
spl_functions,
PHP_MINIT(spl),
NULL,
PHP_RINIT(spl),
PHP_RSHUTDOWN(spl),
PHP_MINFO(spl),
"0.2",
PHP_MODULE_GLOBALS(spl),
PHP_GINIT(spl),
NULL,
NULL,
STANDARD_MODULE_PROPERTIES_EX
};
/* }}} */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: fdm=marker
* vim: noet sw=4 ts=4
*/
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