Cleanup game

This commit is contained in:
momo5502 2022-11-11 17:19:26 +01:00
parent ef39098e28
commit 82270c0b78
10 changed files with 59 additions and 95 deletions

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@ -2,6 +2,7 @@
#include "loader/component_loader.hpp" #include "loader/component_loader.hpp"
#include "scheduler.hpp" #include "scheduler.hpp"
#include "game/game.hpp"
#include "steam/steam.hpp" #include "steam/steam.hpp"
#include <utils/hook.hpp> #include <utils/hook.hpp>
@ -479,7 +480,7 @@ namespace arxan
uint32_t adjust_integrity_checksum(const uint64_t return_address, uint8_t* stack_frame, uint32_t adjust_integrity_checksum(const uint64_t return_address, uint8_t* stack_frame,
const uint32_t current_checksum) const uint32_t current_checksum)
{ {
const auto handler_address = reverse_g(return_address - 5); const auto handler_address = game::derelocate(return_address - 5);
const auto* context = search_handler_context(stack_frame, current_checksum); const auto* context = search_handler_context(stack_frame, current_checksum);
if (!context) if (!context)

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@ -124,9 +124,7 @@ namespace console
void sys_create_console_stub(const HINSTANCE h_instance) void sys_create_console_stub(const HINSTANCE h_instance)
{ {
// C6262 char text[CONSOLE_BUFFER_SIZE]{0};
char text[CONSOLE_BUFFER_SIZE];
char clean_console_buffer[CONSOLE_BUFFER_SIZE];
const auto* class_name = "BOIII WinConsole"; const auto* class_name = "BOIII WinConsole";
const auto* window_name = "BOIII Console"; const auto* window_name = "BOIII Console";
@ -206,9 +204,8 @@ namespace console
0); 0);
SetFocus(*game::s_wcd::hwndInputLine); SetFocus(*game::s_wcd::hwndInputLine);
game::Con_GetTextCopy(text, 0x4000); game::Con_GetTextCopy(text, std::min(0x4000, static_cast<int>(sizeof(text))));
game::Conbuf_CleanText(text, clean_console_buffer); SetWindowTextA(*game::s_wcd::hwndBuffer, text);
SetWindowTextA(*game::s_wcd::hwndBuffer, clean_console_buffer);
} }
} }

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@ -71,7 +71,7 @@ namespace exception
const std::string error_str = utils::string::va("Fatal error (0x%08X) at 0x%p (0x%p).\n" const std::string error_str = utils::string::va("Fatal error (0x%08X) at 0x%p (0x%p).\n"
"A minidump has been written.\n", "A minidump has been written.\n",
exception_data.code, exception_data.address, exception_data.code, exception_data.address,
reverse_g(reinterpret_cast<uint64_t>(exception_data.address))); game::derelocate(reinterpret_cast<uint64_t>(exception_data.address)));
utils::thread::suspend_other_threads(); utils::thread::suspend_other_threads();
show_mouse_cursor(); show_mouse_cursor();
@ -92,7 +92,7 @@ namespace exception
"Make sure to update your graphics card drivers and install operating system updates!\n" "Make sure to update your graphics card drivers and install operating system updates!\n"
"Closing or restarting Steam might also help.", "Closing or restarting Steam might also help.",
exception_data.code, exception_data.address, exception_data.code, exception_data.address,
reverse_g(reinterpret_cast<uint64_t>(exception_data.address))); game::derelocate(reinterpret_cast<uint64_t>(exception_data.address)));
} }
else else
{ {
@ -139,7 +139,7 @@ namespace exception
line("Timestamp: "s + get_timestamp()); line("Timestamp: "s + get_timestamp());
line(utils::string::va("Exception: 0x%08X", exceptioninfo->ExceptionRecord->ExceptionCode)); line(utils::string::va("Exception: 0x%08X", exceptioninfo->ExceptionRecord->ExceptionCode));
line(utils::string::va("Address: 0x%llX", exceptioninfo->ExceptionRecord->ExceptionAddress)); line(utils::string::va("Address: 0x%llX", exceptioninfo->ExceptionRecord->ExceptionAddress));
line(utils::string::va("Base: 0x%llX", get_base())); line(utils::string::va("Base: 0x%llX", game::get_base()));
#pragma warning(push) #pragma warning(push)
#pragma warning(disable: 4996) #pragma warning(disable: 4996)

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@ -3,6 +3,8 @@
#include "scheduler.hpp" #include "scheduler.hpp"
#include "game/game.hpp"
#include <cassert> #include <cassert>
#include <utils/hook.hpp> #include <utils/hook.hpp>
#include <utils/concurrency.hpp> #include <utils/concurrency.hpp>

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@ -1,49 +1,22 @@
#include <std_include.hpp> #include <std_include.hpp>
#include "loader/component_loader.hpp"
#include "game.hpp" #include "game.hpp"
#include <utils/nt.hpp>
namespace game namespace game
{ {
// inlined in cod, functionality stolen from https://github.com/id-Software/Quake-III-Arena/blob/master/code/win32/win_syscon.c#L520 size_t get_base()
int Conbuf_CleanText(const char* source, char* target)
{ {
char* b = target; static auto base = []
int i = 0;
while (source[i] && ((b - target) < sizeof(target) - 1))
{ {
if (source[i] == '\n' && source[i + 1] == '\r') const utils::nt::library host{};
if (!host || host == utils::nt::library::get_by_address(get_base))
{ {
b[0] = '\r'; throw std::runtime_error("Invalid host application");
b[1] = '\n';
b += 2;
i++;
}
else if (source[i] == '\r' || source[i] == '\n')
{
b[0] = '\r';
b[1] = '\n';
b += 2;
}
else if (source && source[0] == '^' && source[1] && source[1] != '^' && source[1] >= 48 && source[1] <= 64)
// Q_IsColorString
{
i++;
}
else
{
*b = source[i]; // C6011 here, should we be worried?
b++;
}
i++;
} }
*b = 0; return size_t(host.get_ptr());
return static_cast<int>(b - target); }();
} return base;
game::eModes Com_SessionMode_GetMode()
{
return game::eModes(*reinterpret_cast<uint32_t*>(0x1568EF7F4_g) << 28 >> 28);
} }
} }

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@ -1,15 +1,27 @@
#pragma once #pragma once
#include "structs.hpp" #include "structs.hpp"
#include "loader/component_loader.hpp"
namespace game namespace game
{ {
#define Com_Error(code, fmt, ...) \ size_t get_base();
Com_Error_(__FILE__, __LINE__, code, fmt, ##__VA_ARGS__)
int Conbuf_CleanText(const char* source, char* target); inline size_t relocate(const size_t val)
game::eModes Com_SessionMode_GetMode(); {
const auto base = get_base();
return base + (val - 0x140000000);
}
inline size_t derelocate(const size_t val)
{
const auto base = get_base();
return (val - base) + 0x140000000;
}
inline size_t derelocate(const void* val)
{
return derelocate(reinterpret_cast<size_t>(val));
}
template <typename T> template <typename T>
class symbol class symbol
@ -22,7 +34,7 @@ namespace game
T* get() const T* get() const
{ {
return reinterpret_cast<T*>(get_game_address(this->address_)); return reinterpret_cast<T*>(relocate(this->address_));
} }
operator T*() const operator T*() const
@ -43,4 +55,9 @@ namespace game
constexpr auto CMD_MAX_NESTING = 8; constexpr auto CMD_MAX_NESTING = 8;
} }
inline size_t operator"" _g(const size_t val)
{
return game::relocate(val);
}
#include "symbols.hpp" #include "symbols.hpp"

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@ -0,0 +1,11 @@
#include <std_include.hpp>
#include "game.hpp"
namespace game
{
eModes Com_SessionMode_GetMode()
{
return eModes(*reinterpret_cast<uint32_t*>(0x1568EF7F4_g) << 28 >> 28);
}
}

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@ -6,6 +6,9 @@
namespace game namespace game
{ {
#define Com_Error(code, fmt, ...) \
Com_Error_(__FILE__, __LINE__, code, fmt, ##__VA_ARGS__)
// CL // CL
WEAK symbol<void(int controllerIndex, XSESSION_INFO* hostInfo, const netadr_t* addr, int numPublicSlots, WEAK symbol<void(int controllerIndex, XSESSION_INFO* hostInfo, const netadr_t* addr, int numPublicSlots,
int numPrivateSlots, const char* mapname, const char* gametype)> CL_ConnectFromLobby int numPrivateSlots, const char* mapname, const char* gametype)> CL_ConnectFromLobby
@ -77,4 +80,7 @@ namespace game
WEAK symbol<int> windowWidth{0x157E78068}; WEAK symbol<int> windowWidth{0x157E78068};
WEAK symbol<WNDPROC> SysInputLineWndProc{0x157E78070}; WEAK symbol<WNDPROC> SysInputLineWndProc{0x157E78070};
} }
// Reimplementations
eModes Com_SessionMode_GetMode();
} }

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@ -163,40 +163,3 @@ namespace component_loader
throw premature_shutdown_trigger(); throw premature_shutdown_trigger();
} }
} }
size_t get_base()
{
static auto base = []
{
const utils::nt::library host{};
if (!host || host == utils::nt::library::get_by_address(get_base))
{
throw std::runtime_error("Invalid host application");
}
return size_t(host.get_ptr());
}();
return base;
}
size_t get_game_address(const size_t val)
{
static auto base = get_base();
return base + (val - 0x140000000);
}
size_t operator"" _g(const size_t val)
{
return get_game_address(val);
}
size_t reverse_g(const size_t val)
{
static auto base = get_base();
return (val - base) + 0x140000000;
}
size_t reverse_g(const void* val)
{
return reverse_g(reinterpret_cast<size_t>(val));
}

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@ -43,9 +43,3 @@ namespace \
{ \ { \
static component_loader::installer<name> __component; \ static component_loader::installer<name> __component; \
} }
size_t get_base();
size_t get_game_address(size_t val);
size_t operator"" _g(size_t val);
size_t reverse_g(size_t val);
size_t reverse_g(const void* val);