godot/modules/upnp/upnp_device.cpp

200 lines
8.7 KiB
C++

/*************************************************************************/
/* upnp_device.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "upnp_device.h"
#include "upnp.h"
#include <upnpcommands.h>
String UPNPDevice::query_external_address() const {
ERR_FAIL_COND_V_MSG(!is_valid_gateway(), "", "The Internet Gateway Device must be valid.");
char addr[16];
int i = UPNP_GetExternalIPAddress(
igd_control_url.utf8().get_data(),
igd_service_type.utf8().get_data(),
(char *)&addr);
ERR_FAIL_COND_V_MSG(i != UPNPCOMMAND_SUCCESS, "", "Couldn't get external IP address.");
return String(addr);
}
int UPNPDevice::add_port_mapping(int port, int port_internal, String desc, String proto, int duration) const {
ERR_FAIL_COND_V_MSG(!is_valid_gateway(), UPNP::UPNP_RESULT_INVALID_GATEWAY, "The Internet Gateway Device must be valid.");
ERR_FAIL_COND_V_MSG(port < 1 || port > 65535, UPNP::UPNP_RESULT_INVALID_PORT, "The port number must be set between 1 and 65535 (inclusive).");
ERR_FAIL_COND_V_MSG(port_internal < 0 || port_internal > 65535, UPNP::UPNP_RESULT_INVALID_PORT, "The port number must be set between 0 and 65535 (inclusive)."); // Needs to allow 0 because 0 signifies "use external port as internal port"
ERR_FAIL_COND_V_MSG(proto != "UDP" && proto != "TCP", UPNP::UPNP_RESULT_INVALID_PROTOCOL, "The protocol must be either TCP or UDP.");
ERR_FAIL_COND_V_MSG(duration < 0, UPNP::UPNP_RESULT_INVALID_DURATION, "The port mapping's lease duration can't be negative.");
if (port_internal < 1) {
port_internal = port;
}
int i = UPNP_AddPortMapping(
igd_control_url.utf8().get_data(),
igd_service_type.utf8().get_data(),
itos(port).utf8().get_data(),
itos(port_internal).utf8().get_data(),
igd_our_addr.utf8().get_data(),
desc.is_empty() ? nullptr : desc.utf8().get_data(),
proto.utf8().get_data(),
nullptr, // Remote host, always nullptr as IGDs don't support it
duration > 0 ? itos(duration).utf8().get_data() : nullptr);
ERR_FAIL_COND_V_MSG(i != UPNPCOMMAND_SUCCESS, UPNP::upnp_result(i), "Couldn't add port mapping.");
return UPNP::UPNP_RESULT_SUCCESS;
}
int UPNPDevice::delete_port_mapping(int port, String proto) const {
ERR_FAIL_COND_V_MSG(port < 1 || port > 65535, UPNP::UPNP_RESULT_INVALID_PORT, "The port number must be set between 1 and 65535 (inclusive).");
ERR_FAIL_COND_V_MSG(proto != "UDP" && proto != "TCP", UPNP::UPNP_RESULT_INVALID_PROTOCOL, "The protocol must be either TCP or UDP.");
int i = UPNP_DeletePortMapping(
igd_control_url.utf8().get_data(),
igd_service_type.utf8().get_data(),
itos(port).utf8().get_data(),
proto.utf8().get_data(),
nullptr // Remote host, always nullptr as IGDs don't support it
);
ERR_FAIL_COND_V_MSG(i != UPNPCOMMAND_SUCCESS, UPNP::upnp_result(i), "Couldn't delete port mapping.");
return UPNP::UPNP_RESULT_SUCCESS;
}
void UPNPDevice::set_description_url(const String &url) {
description_url = url;
}
String UPNPDevice::get_description_url() const {
return description_url;
}
void UPNPDevice::set_service_type(const String &type) {
service_type = type;
}
String UPNPDevice::get_service_type() const {
return service_type;
}
void UPNPDevice::set_igd_control_url(const String &url) {
igd_control_url = url;
}
String UPNPDevice::get_igd_control_url() const {
return igd_control_url;
}
void UPNPDevice::set_igd_service_type(const String &type) {
igd_service_type = type;
}
String UPNPDevice::get_igd_service_type() const {
return igd_service_type;
}
void UPNPDevice::set_igd_our_addr(const String &addr) {
igd_our_addr = addr;
}
String UPNPDevice::get_igd_our_addr() const {
return igd_our_addr;
}
void UPNPDevice::set_igd_status(IGDStatus status) {
igd_status = status;
}
UPNPDevice::IGDStatus UPNPDevice::get_igd_status() const {
return igd_status;
}
bool UPNPDevice::is_valid_gateway() const {
return igd_status == IGD_STATUS_OK;
}
void UPNPDevice::_bind_methods() {
ClassDB::bind_method(D_METHOD("is_valid_gateway"), &UPNPDevice::is_valid_gateway);
ClassDB::bind_method(D_METHOD("query_external_address"), &UPNPDevice::query_external_address);
ClassDB::bind_method(D_METHOD("add_port_mapping", "port", "port_internal", "desc", "proto", "duration"), &UPNPDevice::add_port_mapping, DEFVAL(0), DEFVAL(""), DEFVAL("UDP"), DEFVAL(0));
ClassDB::bind_method(D_METHOD("delete_port_mapping", "port", "proto"), &UPNPDevice::delete_port_mapping, DEFVAL("UDP"));
ClassDB::bind_method(D_METHOD("set_description_url", "url"), &UPNPDevice::set_description_url);
ClassDB::bind_method(D_METHOD("get_description_url"), &UPNPDevice::get_description_url);
ADD_PROPERTY(PropertyInfo(Variant::STRING, "description_url"), "set_description_url", "get_description_url");
ClassDB::bind_method(D_METHOD("set_service_type", "type"), &UPNPDevice::set_service_type);
ClassDB::bind_method(D_METHOD("get_service_type"), &UPNPDevice::get_service_type);
ADD_PROPERTY(PropertyInfo(Variant::STRING, "service_type"), "set_service_type", "get_service_type");
ClassDB::bind_method(D_METHOD("set_igd_control_url", "url"), &UPNPDevice::set_igd_control_url);
ClassDB::bind_method(D_METHOD("get_igd_control_url"), &UPNPDevice::get_igd_control_url);
ADD_PROPERTY(PropertyInfo(Variant::STRING, "igd_control_url"), "set_igd_control_url", "get_igd_control_url");
ClassDB::bind_method(D_METHOD("set_igd_service_type", "type"), &UPNPDevice::set_igd_service_type);
ClassDB::bind_method(D_METHOD("get_igd_service_type"), &UPNPDevice::get_igd_service_type);
ADD_PROPERTY(PropertyInfo(Variant::STRING, "igd_service_type"), "set_igd_service_type", "get_igd_service_type");
ClassDB::bind_method(D_METHOD("set_igd_our_addr", "addr"), &UPNPDevice::set_igd_our_addr);
ClassDB::bind_method(D_METHOD("get_igd_our_addr"), &UPNPDevice::get_igd_our_addr);
ADD_PROPERTY(PropertyInfo(Variant::STRING, "igd_our_addr"), "set_igd_our_addr", "get_igd_our_addr");
ClassDB::bind_method(D_METHOD("set_igd_status", "status"), &UPNPDevice::set_igd_status);
ClassDB::bind_method(D_METHOD("get_igd_status"), &UPNPDevice::get_igd_status);
ADD_PROPERTY(PropertyInfo(Variant::INT, "igd_status", PROPERTY_HINT_ENUM), "set_igd_status", "get_igd_status");
BIND_ENUM_CONSTANT(IGD_STATUS_OK);
BIND_ENUM_CONSTANT(IGD_STATUS_HTTP_ERROR);
BIND_ENUM_CONSTANT(IGD_STATUS_HTTP_EMPTY);
BIND_ENUM_CONSTANT(IGD_STATUS_NO_URLS);
BIND_ENUM_CONSTANT(IGD_STATUS_NO_IGD);
BIND_ENUM_CONSTANT(IGD_STATUS_DISCONNECTED);
BIND_ENUM_CONSTANT(IGD_STATUS_UNKNOWN_DEVICE);
BIND_ENUM_CONSTANT(IGD_STATUS_INVALID_CONTROL);
BIND_ENUM_CONSTANT(IGD_STATUS_MALLOC_ERROR);
BIND_ENUM_CONSTANT(IGD_STATUS_UNKNOWN_ERROR);
}
UPNPDevice::UPNPDevice() {
description_url = "";
service_type = "";
igd_control_url = "";
igd_service_type = "";
igd_our_addr = "";
igd_status = IGD_STATUS_UNKNOWN_ERROR;
}
UPNPDevice::~UPNPDevice() {
}