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f8ab79e68a
This prevents the pitfall of UB when checking if they have been assigned something valid by comparing to nullptr.
111 lines
3.9 KiB
C++
111 lines
3.9 KiB
C++
/*************************************************************************/
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/* ip.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#ifndef IP_H
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#define IP_H
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#include "core/io/ip_address.h"
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#include "core/os/os.h"
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struct _IP_ResolverPrivate;
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class IP : public Object {
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GDCLASS(IP, Object);
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public:
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enum ResolverStatus {
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RESOLVER_STATUS_NONE,
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RESOLVER_STATUS_WAITING,
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RESOLVER_STATUS_DONE,
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RESOLVER_STATUS_ERROR,
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};
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enum Type {
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TYPE_NONE = 0,
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TYPE_IPV4 = 1,
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TYPE_IPV6 = 2,
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TYPE_ANY = 3,
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};
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enum {
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RESOLVER_MAX_QUERIES = 256,
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RESOLVER_INVALID_ID = -1
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};
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typedef int ResolverID;
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private:
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_IP_ResolverPrivate *resolver = nullptr;
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protected:
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static IP *singleton;
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static void _bind_methods();
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Array _get_local_addresses() const;
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Array _get_local_interfaces() const;
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static IP *(*_create)();
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public:
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struct Interface_Info {
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String name;
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String name_friendly;
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String index;
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List<IPAddress> ip_addresses;
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};
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IPAddress resolve_hostname(const String &p_hostname, Type p_type = TYPE_ANY);
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Array resolve_hostname_addresses(const String &p_hostname, Type p_type = TYPE_ANY);
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// async resolver hostname
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ResolverID resolve_hostname_queue_item(const String &p_hostname, Type p_type = TYPE_ANY);
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ResolverStatus get_resolve_item_status(ResolverID p_id) const;
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IPAddress get_resolve_item_address(ResolverID p_id) const;
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virtual void get_local_addresses(List<IPAddress> *r_addresses) const;
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virtual void _resolve_hostname(List<IPAddress> &r_addresses, const String &p_hostname, Type p_type = TYPE_ANY) const = 0;
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Array get_resolve_item_addresses(ResolverID p_id) const;
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virtual void get_local_interfaces(Map<String, Interface_Info> *r_interfaces) const = 0;
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void erase_resolve_item(ResolverID p_id);
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void clear_cache(const String &p_hostname = "");
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static IP *get_singleton();
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static IP *create();
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IP();
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~IP();
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};
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VARIANT_ENUM_CAST(IP::Type);
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#endif // IP_H
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