t8-mod/source/proxy-dll/demonware/servers/stun_server.cpp
project-bo4 354d022967 Squashed commit of the following:
commit f44d146e4ac906ff898e8968c6857fd2280f6d20
Author: project-bo4 <127137346+project-bo4@users.noreply.github.com>
Date:   Thu May 11 13:39:29 2023 -0700

    remove lpc package from repository

commit 29fb0f63e50de468ab0b9db35f7e8fdadf58afc3
Author: project-bo4 <themanwithantidote@gmail.com>
Date:   Thu May 11 13:06:13 2023 -0700

    generic improvements

    + added identity configuration
    + objectstore improvements
    + added battlenet 'US' servers to blocklist
    + some other minor improvements

commit 5d5e31099ebcce5a637b9a02d4936a97fb0802a7
Author: project-bo4 <themanwithantidote@gmail.com>
Date:   Sat Mar 25 16:32:52 2023 -0700

    lpc improvements

    + fix lpc issue with foreign languages(non-english) not being considered in listing
    + check lpc files pre-start and warn user if missing any of core items

commit 2de1a54b6f4cc5c44dc906871021cfbc85057ca9
Author: project-bo4 <themanwithantidote@gmail.com>
Date:   Thu Mar 23 12:45:56 2023 -0700

    demonware improvements

    + handle object store uploadUserObject
    + silence bdUNK125

commit 710dcc3ec6178071d67c27e5bf6705f08cabe7e2
Author: project-bo4 <themanwithantidote@gmail.com>
Date:   Mon Mar 20 13:43:56 2023 -0700

    forgot to update names

commit 217682dfb07b35f7a09399fb2698924bb7fe8b77
Author: project-bo4 <themanwithantidote@gmail.com>
Date:   Mon Mar 20 11:09:18 2023 -0700

    upload lpc and update readme

commit 83f812b33b90791a8d13b9468f27da51e0a4f2b9
Author: project-bo4 <themanwithantidote@gmail.com>
Date:   Mon Mar 20 10:53:43 2023 -0700

    demonware emulator

    + demonware emulator
    + platform name and id
    + xxhash and picoproto
    - remove g_runframe hook
    -disable discovery(save time)
    + improvements to utils
    + add new resources
2023-05-11 13:50:11 -07:00

63 lines
1.4 KiB
C++

#include <std_include.hpp>
#include "stun_server.hpp"
#include "../byte_buffer.hpp"
namespace demonware
{
void stun_server::handle(const endpoint_data& endpoint, const std::string& packet)
{
uint8_t type, version, padding;
byte_buffer buffer(packet);
buffer.set_use_data_types(false);
buffer.read_ubyte(&type);
buffer.read_ubyte(&version);
buffer.read_ubyte(&padding);
switch (type)
{
case 30:
this->ip_discovery(endpoint);
break;
case 20:
this->nat_discovery(endpoint);
break;
default:
break;
}
}
void stun_server::ip_discovery(const endpoint_data& endpoint)
{
const uint32_t ip = 0x0100007f;
byte_buffer buffer;
buffer.set_use_data_types(false);
buffer.write_ubyte(31); // type
buffer.write_ubyte(2); // version
buffer.write_ubyte(0); // version
buffer.write_uint32(ip); // external ip
buffer.write_uint16(3074); // port
this->send(endpoint, buffer.get_buffer());
}
void stun_server::nat_discovery(const endpoint_data& endpoint)
{
const uint32_t ip = 0x0100007f;
byte_buffer buffer;
buffer.set_use_data_types(false);
buffer.write_ubyte(21); // type
buffer.write_ubyte(2); // version
buffer.write_ubyte(0); // version
buffer.write_uint32(ip); // external ip
buffer.write_uint16(3074); // port
buffer.write_uint32(this->get_address()); // server ip
buffer.write_uint16(3074); // server port
this->send(endpoint, buffer.get_buffer());
}
}