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Merge remote-tracking branch 'upstream/main' into mods

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This commit is contained in:
BrentVL-1952840 2023-04-12 17:01:58 +02:00
commit ad9613df17
10 changed files with 2391 additions and 2158 deletions
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72
src/client/component/auth.cpp
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@ -4,6 +4,7 @@
#include "auth.hpp"
#include "command.hpp"
#include "network.hpp"
#include "scheduler.hpp"
#include "profile_infos.hpp"
#include <game/game.hpp>
@ -17,6 +18,8 @@
#include <utils/info_string.hpp>
#include <utils/cryptography.hpp>
#include <game/fragment_handler.hpp>
namespace auth
{
namespace
@ -100,10 +103,7 @@ namespace auth
std::string serialize_connect_data(const char* data, const int length)
{
utils::byte_buffer buffer{};
profile_infos::profile_info info{};
info.version = 4; // invalid
info.serialize(buffer);
//profile_infos::get_profile_info().value_or(profile_infos::profile_info{}).serialize(buffer);
profile_infos::get_profile_info().value_or(profile_infos::profile_info{}).serialize(buffer);
buffer.write_string(data, static_cast<size_t>(length));
@ -112,24 +112,38 @@ namespace auth
return buffer.move_buffer();
}
int send_connect_data_stub(const game::netsrc_t sock, game::netadr_t* adr, const char* data, int len)
void send_fragmented_connect_packet(const game::netsrc_t sock, game::netadr_t* adr, const char* data,
const int length)
{
const auto connect_data = serialize_connect_data(data, length);
game::fragment_handler::fragment_data //
(connect_data.data(), connect_data.size(), [&](const utils::byte_buffer& buffer)
{
utils::byte_buffer packet_buffer{};
packet_buffer.write("connect");
packet_buffer.write(" ");
packet_buffer.write(buffer);
const auto& fragment_packet = packet_buffer.get_buffer();
game::NET_OutOfBandData(
sock, adr, fragment_packet.data(),
static_cast<int>(fragment_packet.size()));
});
}
int send_connect_data_stub(const game::netsrc_t sock, game::netadr_t* adr, const char* data, const int len)
{
try
{
std::string buffer{};
const auto is_connect_sequence = len >= 7 && strncmp("connect", data, 7) == 0;
if (is_connect_sequence)
if (!is_connect_sequence)
{
buffer.append("connect");
buffer.push_back(' ');
buffer.append(serialize_connect_data(data, len));
data = buffer.data();
len = static_cast<int>(buffer.size());
return game::NET_OutOfBandData(sock, adr, data, len);
}
return reinterpret_cast<decltype(&send_connect_data_stub)>(0x142173600_g)(sock, adr, data, len);
send_fragmented_connect_packet(sock, adr, data, len);
return true;
}
catch (std::exception& e)
{
@ -139,16 +153,8 @@ namespace auth
return 0;
}
void handle_connect_packet(const game::netadr_t& target, const network::data_view& data)
void dispatch_connect_packet(const game::netadr_t& target, const std::string& data)
{
if (!game::is_server_running())
{
return;
}
printf("Deserialized with size: %llX\n", data.size());
utils::byte_buffer buffer(data);
const profile_infos::profile_info info(buffer);
@ -177,6 +183,22 @@ namespace auth
}
});
}
void handle_connect_packet_fragment(const game::netadr_t& target, const network::data_view& data)
{
if (!game::is_server_running())
{
return;
}
utils::byte_buffer buffer(data);
std::string final_packet{};
if (game::fragment_handler::handle(target, buffer, final_packet))
{
dispatch_connect_packet(target, final_packet);
}
}
}
uint64_t get_guid()
@ -200,7 +222,7 @@ namespace auth
{
// Skip connect handler
utils::hook::set<uint8_t>(game::select(0x142253EFA, 0x14053714A), 0xEB);
network::on("connect", handle_connect_packet);
network::on("connect", handle_connect_packet_fragment);
// Patch steam id bit check
std::vector<std::pair<size_t, size_t>> patches{};

4
src/client/component/network.cpp
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@ -10,6 +10,8 @@
#include "network.hpp"
#include "game/fragment_handler.hpp"
namespace network
{
namespace
@ -292,6 +294,8 @@ namespace network
{
void post_unpack() override
{
scheduler::loop(game::fragment_handler::clean, scheduler::async, 5s);
utils::hook::nop(game::select(0x1423322B6, 0x140596DF6), 4);
// don't increment data pointer to optionally skip socket byte
utils::hook::call(game::select(0x142332283, 0x140596DC3), read_socket_byte_stub);

15
src/client/component/profile_infos.cpp
View File

@ -6,7 +6,6 @@
#include "party.hpp"
#include "scheduler.hpp"
#include <utils/nt.hpp>
#include <utils/properties.hpp>
#include <utils/concurrency.hpp>
@ -14,6 +13,7 @@
#include <utils/io.hpp>
#include "game/utils.hpp"
#include "game/fragment_handler.hpp"
namespace profile_infos
{
@ -44,9 +44,12 @@ namespace profile_infos
return {std::move(info)};
}
void send_profile_info(const game::netadr_t& address, const std::string& buffer)
void send_profile_info(const game::netadr_t& address, const std::string& data)
{
network::send(address, "profileInfo", buffer);
game::fragment_handler::fragment_data(data.data(), data.size(), [&address](const utils::byte_buffer& buffer)
{
network::send(address, "profileInfo", buffer.get_buffer());
});
}
void distribute_profile_info(const uint64_t user_id, const profile_info& info)
@ -253,10 +256,16 @@ namespace profile_infos
}
utils::byte_buffer buffer(data);
std::string final_packet{};
if (game::fragment_handler::handle(server, buffer, final_packet))
{
buffer = utils::byte_buffer(final_packet);
const auto user_id = buffer.read<uint64_t>();
const profile_info info(buffer);
add_profile_info(user_id, info);
}
});
}
}

155
src/client/game/fragment_handler.cpp Normal file
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@ -0,0 +1,155 @@
#include <std_include.hpp>
#include "fragment_handler.hpp"
namespace game::fragment_handler
{
namespace
{
constexpr size_t MAX_FRAGMENTS = 100;
using fragments = std::unordered_map<size_t, std::string>;
struct fragmented_packet
{
size_t fragment_count{0};
fragments fragments{};
std::chrono::high_resolution_clock::time_point insertion_time = std::chrono::high_resolution_clock::now();
};
using id_fragment_map = std::unordered_map<uint64_t, fragmented_packet>;
using address_fragment_map = std::unordered_map<netadr_t, id_fragment_map>;
utils::concurrency::container<address_fragment_map> global_map{};
std::vector<std::string> construct_fragments(const void* data, const size_t length)
{
std::vector<std::string> fragments{};
constexpr size_t max_fragment_size = 0x400;
for (size_t i = 0; i < length; i += max_fragment_size)
{
const auto current_fragment_size = std::min(length - i, max_fragment_size);
std::string fragment(static_cast<const char*>(data) + i, current_fragment_size);
fragments.push_back(std::move(fragment));
}
return fragments;
}
}
bool handle(const netadr_t& target, utils::byte_buffer& buffer, std::string& final_packet)
{
const auto fragment_id = buffer.read<uint64_t>();
const size_t fragment_count = buffer.read<uint32_t>();
const size_t fragment_index = buffer.read<uint32_t>();
auto fragment_data = buffer.get_remaining_data();
if (fragment_index > fragment_count || !fragment_count || fragment_count > MAX_FRAGMENTS)
{
return false;
}
return global_map.access<bool>([&](address_fragment_map& map)
{
auto& user_map = map[target];
if (!user_map.contains(fragment_id) && user_map.size() > MAX_FRAGMENTS)
{
return false;
}
auto& packet_queue = user_map[fragment_id];
if (packet_queue.fragment_count == 0)
{
packet_queue.fragment_count = fragment_count;
}
if (packet_queue.fragment_count != fragment_count)
{
return false;
}
if (packet_queue.fragments.size() + 1 < fragment_count)
{
packet_queue.fragments[fragment_index] = std::move(fragment_data);
return false;
}
final_packet.clear();
for (size_t i = 0; i < fragment_count; ++i)
{
if (i == fragment_index)
{
final_packet.append(fragment_data);
}
else
{
final_packet.append(packet_queue.fragments.at(i));
}
}
return true;
});
}
void clean()
{
global_map.access([](address_fragment_map& map)
{
for (auto i = map.begin(); i != map.end();)
{
auto& user_map = i->second;
for (auto j = user_map.begin(); j != user_map.end();)
{
const auto now = std::chrono::high_resolution_clock::now();
const auto diff = now - j->second.insertion_time;
if (diff > 5s)
{
j = user_map.erase(j);
}
else
{
++j;
}
}
if (user_map.empty())
{
i = map.erase(i);
}
else
{
++i;
}
}
});
}
void fragment_handler::fragment_data(const void* data, const size_t size,
const std::function<void(const utils::byte_buffer& buffer)>& callback)
{
static std::atomic_uint64_t current_id{0};
const auto id = current_id++;
const auto fragments = construct_fragments(data, size);
for (size_t i = 0; i < fragments.size(); ++i)
{
utils::byte_buffer buffer{};
buffer.write(id);
buffer.write(static_cast<uint32_t>(fragments.size()));
buffer.write(static_cast<uint32_t>(i));
auto& fragment = fragments.at(i);
buffer.write(fragment.data(), fragment.size());
callback(buffer);
}
}
}

17
src/client/game/fragment_handler.hpp Normal file
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@ -0,0 +1,17 @@
#pragma once
#include <utils/byte_buffer.hpp>
#include <utils/concurrency.hpp>
#include "../component/network.hpp"
namespace game::fragment_handler
{
bool handle(const netadr_t& target, utils::byte_buffer& buffer,
std::string& final_packet);
void clean();
void fragment_data(const void* data, const size_t size,
const std::function<void(const utils::byte_buffer& buffer)>& callback);
}

2
src/client/game/structs.hpp
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@ -1,6 +1,6 @@
#pragma once
#define PROTOCOL 2
#define PROTOCOL 3
#ifdef __cplusplus
namespace game

9
src/client/game/symbols.hpp
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@ -31,7 +31,9 @@ namespace game
WEAK symbol<void(const char* gametype, bool loadDefaultSettings)> Com_GametypeSettings_SetGametype{
0x1420F5980
};
WEAK symbol<unsigned int(const char* settingName, bool getDefault)> Com_GametypeSettings_GetUInt{0x1420F4E00, 0x1404FE5C0};
WEAK symbol<unsigned int(const char* settingName, bool getDefault)> Com_GametypeSettings_GetUInt{
0x1420F4E00, 0x1404FE5C0
};
WEAK symbol<bool()> Com_IsRunningUILevel{0x142148350};
WEAK symbol<void(int localClientNum, eModes fromMode, eModes toMode, uint32_t flags)> Com_SwitchMode{
0x14214A4D0
@ -77,12 +79,13 @@ namespace game
WEAK symbol<bool(uint64_t, int*, bool)> Live_GetConnectivityInformation{0x141E0C380};
// Info
WEAK symbol<const char* (const char*, const char* key)> Info_ValueForKey{ 0x1422E87B0 };
WEAK symbol<const char*(const char*, const char* key)> Info_ValueForKey{0x1422E87B0};
// MSG
WEAK symbol<uint8_t(msg_t* msg)> MSG_ReadByte{0x142155450, 0x14050D1B0};
// NET
WEAK symbol<bool(netsrc_t sock, netadr_t* adr, const void* data, int len)> NET_OutOfBandData{0x142173600};
WEAK symbol<bool(netsrc_t sock, int length, const void* data, const netadr_t* to)> NET_SendPacket{
0x1423323B0, 0x140596E40
};
@ -147,7 +150,7 @@ namespace game
WEAK symbol<void(hks::lua_State*, const char*)> Lua_CoD_LoadLuaFile{0x141F11A20, 0x0};
WEAK symbol<void(int localClientNum)> CG_LUIHUDRestart{0x140F7E970};
WEAK symbol<void(int localClientNum)> CL_CheckKeepDrawingConnectScreen{0x1413CCAE0};
WEAK symbol<void(const char* key, int value, hks::lua_State* luaVM)> Lua_SetTableInt{ 0x141F066E0 };
WEAK symbol<void(const char* key, int value, hks::lua_State* luaVM)> Lua_SetTableInt{0x141F066E0};
// Scr
WEAK symbol<void(scriptInstance_t inst, int value)> Scr_AddInt{0x1412E9870, 0x14016F160};

3
src/client/updater/file_updater.cpp
View File

@ -5,6 +5,7 @@
#include "file_updater.hpp"
#include <utils/cryptography.hpp>
#include <utils/flags.hpp>
#include <utils/http.hpp>
#include <utils/io.hpp>
#include <utils/compression.hpp>
@ -271,7 +272,7 @@ namespace updater
bool file_updater::is_outdated_file(const file_info& file) const
{
#if !defined(NDEBUG) || !defined(CI)
if (file.name == UPDATE_HOST_BINARY)
if (file.name == UPDATE_HOST_BINARY && !utils::flags::has_flag("update"))
{
return false;
}

4
src/common/utils/byte_buffer.cpp
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@ -41,9 +41,9 @@ namespace utils
this->offset_ += length;
}
std::vector<uint8_t> byte_buffer::read_data(const size_t length)
std::string byte_buffer::read_data(const size_t length)
{
std::vector<uint8_t> result{};
std::string result{};
result.resize(length);
this->read(result.data(), result.size());

24
src/common/utils/byte_buffer.hpp
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@ -20,6 +20,11 @@ namespace utils
void write(const void* buffer, size_t length);
void write(const char* text)
{
this->write(text, strlen(text));
}
void write_string(const char* str, const size_t length)
{
this->write<uint32_t>(static_cast<uint32_t>(length));
@ -42,6 +47,13 @@ namespace utils
this->write(&object, sizeof(object));
}
template<>
void write<byte_buffer>(const byte_buffer& object)
{
const auto& buffer = object.get_buffer();
this->write(buffer.data(), buffer.size());
}
template <typename T>
void write(const std::vector<T>& vec)
{
@ -109,7 +121,17 @@ namespace utils
return result;
}
std::vector<uint8_t> read_data(size_t length);
size_t get_remaining_size() const
{
return this->buffer_.size() - offset_;
}
std::string get_remaining_data()
{
return this->read_data(this->get_remaining_size());
}
std::string read_data(size_t length);
private:
bool writing_{false};