自学教程：C++ BG函数代码示例

static inline int object_common2(UNSERIALIZE_PARAMETER, zend_long elements){	zval retval;	zval fname;	if (Z_TYPE_P(rval) != IS_OBJECT) {		return 0;	}	//??? TODO: resize before	if (!process_nested_data(UNSERIALIZE_PASSTHRU, Z_OBJPROP_P(rval), elements, 1)) {		return 0;	}	ZVAL_DEREF(rval);	if (Z_OBJCE_P(rval) != PHP_IC_ENTRY &&		zend_hash_str_exists(&Z_OBJCE_P(rval)->function_table, "__wakeup", sizeof("__wakeup")-1)) {		ZVAL_STRINGL(&fname, "__wakeup", sizeof("__wakeup") - 1);		BG(serialize_lock)++;		call_user_function_ex(CG(function_table), rval, &fname, &retval, 0, 0, 1, NULL);		BG(serialize_lock)--;		zval_dtor(&fname);		zval_dtor(&retval);	}	if (EG(exception)) {		return 0;	}	return finish_nested_data(UNSERIALIZE_PASSTHRU);}

static inline int object_common2(UNSERIALIZE_PARAMETER, zend_long elements){	zval retval;	zval fname;	HashTable *ht;	if (Z_TYPE_P(rval) != IS_OBJECT) {		return 0;	}	ht = Z_OBJPROP_P(rval);	zend_hash_extend(ht, zend_hash_num_elements(ht) + elements, (ht->u.flags & HASH_FLAG_PACKED));	if (!process_nested_data(UNSERIALIZE_PASSTHRU, ht, elements, 1)) {		return 0;	}	ZVAL_DEREF(rval);	if (Z_OBJCE_P(rval) != PHP_IC_ENTRY &&		zend_hash_str_exists(&Z_OBJCE_P(rval)->function_table, "__wakeup", sizeof("__wakeup")-1)) {		ZVAL_STRINGL(&fname, "__wakeup", sizeof("__wakeup") - 1);		BG(serialize_lock)++;		call_user_function_ex(CG(function_table), rval, &fname, &retval, 0, 0, 1, NULL);		BG(serialize_lock)--;		zval_dtor(&fname);		zval_dtor(&retval);	}	if (EG(exception)) {		return 0;	}	return finish_nested_data(UNSERIALIZE_PASSTHRU);}

static inline int object_common2(UNSERIALIZE_PARAMETER, long elements){	zval *retval_ptr = NULL;	zval fname;	if (Z_TYPE_PP(rval) != IS_OBJECT) {		return 0;	}	if (!process_nested_data(UNSERIALIZE_PASSTHRU, Z_OBJPROP_PP(rval), elements, 1)) {		return 0;	}	if (Z_OBJCE_PP(rval) != PHP_IC_ENTRY &&		zend_hash_exists(&Z_OBJCE_PP(rval)->function_table, "__wakeup", sizeof("__wakeup"))) {		INIT_PZVAL(&fname);		ZVAL_STRINGL(&fname, "__wakeup", sizeof("__wakeup") - 1, 0);		BG(serialize_lock)++;		call_user_function_ex(CG(function_table), rval, &fname, &retval_ptr, 0, 0, 1, NULL TSRMLS_CC);		BG(serialize_lock)--;	}	if (retval_ptr) {		zval_ptr_dtor(&retval_ptr);	}	if (EG(exception)) {		return 0;	}	return finish_nested_data(UNSERIALIZE_PASSTHRU);}

PHPAPI void var_destroy(php_unserialize_data_t *var_hashx){	void *next;	zend_long i;	var_entries *var_hash = (*var_hashx)->first;	var_dtor_entries *var_dtor_hash = (*var_hashx)->first_dtor;	zend_bool wakeup_failed = 0;	zval wakeup_name;	ZVAL_UNDEF(&wakeup_name);#if VAR_ENTRIES_DBG	fprintf(stderr, "var_destroy(%ld)/n", var_hash?var_hash->used_slots:-1L);#endif	while (var_hash) {		next = var_hash->next;		efree_size(var_hash, sizeof(var_entries));		var_hash = next;	}	while (var_dtor_hash) {		for (i = 0; i < var_dtor_hash->used_slots; i++) {			zval *zv = &var_dtor_hash->data[i];#if VAR_ENTRIES_DBG			fprintf(stderr, "var_destroy dtor(%p, %ld)/n", var_dtor_hash->data[i], Z_REFCOUNT_P(var_dtor_hash->data[i]));#endif			/* Perform delayed __wakeup calls */			if (Z_EXTRA_P(zv) == VAR_WAKEUP_FLAG) {				if (!wakeup_failed) {					zval retval;					if (Z_ISUNDEF(wakeup_name)) {						ZVAL_STRINGL(&wakeup_name, "__wakeup", sizeof("__wakeup") - 1);					}					BG(serialize_lock)++;					if (call_user_function_ex(CG(function_table), zv, &wakeup_name, &retval, 0, 0, 1, NULL) == FAILURE || Z_ISUNDEF(retval)) {						wakeup_failed = 1;						GC_FLAGS(Z_OBJ_P(zv)) |= IS_OBJ_DESTRUCTOR_CALLED;					}					BG(serialize_lock)--;					zval_ptr_dtor(&retval);				} else {					GC_FLAGS(Z_OBJ_P(zv)) |= IS_OBJ_DESTRUCTOR_CALLED;				}			}			i_zval_ptr_dtor(zv ZEND_FILE_LINE_CC);		}		next = var_dtor_hash->next;		efree_size(var_dtor_hash, sizeof(var_dtor_entries));		var_dtor_hash = next;	}	zval_ptr_dtor_nogc(&wakeup_name);}

PHPAPI void php_var_unserialize_destroy(php_unserialize_data_t d) {	/* fprintf(stderr, "UNSERIALIZE_DESTROY == lock: %u, level: %u/n", BG(serialize_lock), BG(unserialize).level); */	if (BG(serialize_lock) || BG(unserialize).level == 1) {		var_destroy(&d);		efree(d);	}	if (!BG(serialize_lock) && !--BG(unserialize).level) {		BG(unserialize).data = NULL;	}}

t_bool			ft_parse(t_buff *buff, const char *parse){	if (ft_strchr(parse, BG(buff)) == NULL)		return (false);	buff->i++;	while (!BEOF(buff))	{		if (ft_strchr(parse, BG(buff)) == NULL)			break ;		buff->i++;	}	return (true);}

static int php_url_scanner_ex_activate(int type){	url_adapt_state_ex_t *ctx;	if (type) {		ctx = &BG(url_adapt_session_ex);	} else {		ctx = &BG(url_adapt_output_ex);	}	memset(ctx, 0, ((size_t) &((url_adapt_state_ex_t *)0)->tags));	return SUCCESS;}

static int php_ini_on_update_tags(zend_ini_entry *entry, zend_string *new_value, void *mh_arg1, void *mh_arg2, void *mh_arg3, int stage, int type){	url_adapt_state_ex_t *ctx;	char *key;	char *tmp;	char *lasts = NULL;	if (type) {		ctx = &BG(url_adapt_session_ex);	} else {		ctx = &BG(url_adapt_output_ex);	}	tmp = estrndup(ZSTR_VAL(new_value), ZSTR_LEN(new_value));	if (ctx->tags)		zend_hash_destroy(ctx->tags);	else {		ctx->tags = malloc(sizeof(HashTable));		if (!ctx->tags) {			efree(tmp);			return FAILURE;		}	}	zend_hash_init(ctx->tags, 0, NULL, tag_dtor, 1);	for (key = php_strtok_r(tmp, ",", &lasts);		 key;		 key = php_strtok_r(NULL, ",", &lasts)) {		char *val;		val = strchr(key, '=');		if (val) {			char *q;			size_t keylen;			*val++ = '/0';			for (q = key; *q; q++) {				*q = tolower(*q);			}			keylen = q - key;			zend_hash_str_add_mem(ctx->tags, key, keylen, val, strlen(val)+1);		}	}	efree(tmp);	return SUCCESS;}

static inline void php_url_scanner_reset_vars_impl(int type) {	url_adapt_state_ex_t *url_state;	if (type) {		url_state = &BG(url_adapt_session_ex);	} else {		url_state = &BG(url_adapt_output_ex);	}	if (url_state->form_app.s) {		ZSTR_LEN(url_state->form_app.s) = 0;	}	if (url_state->url_app.s) {		ZSTR_LEN(url_state->url_app.s) = 0;	}}

t_bool			ft_parsespace(t_buff *buff){	if (!BIF(buff, &ft_isspace))		return (false);	while (ft_isspace(BG(buff)))		buff->i++;	return (true);}

// タイトル画面void game_title(AppEnv& app_env) {  // 画像
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