ReScrap/ScrapHacks
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ScrapHacks
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This commit is contained in:
Daniel S. 2019-09-02 21:44:17 +02:00
parent e21faa76a1
commit a920c63d41
16 changed files with 1165 additions and 5336 deletions
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16
ScrapHacks/CMakeLists.txt
View File

@ -1,17 +1,17 @@
cmake_minimum_required(VERSION 2.6) cmake_minimum_required(VERSION 2.6)
project(ScrapHacks) project(ScrapHacks)
SET(CMAKE_BUILD_TYPE "Release") set(CMAKE_BUILD_TYPE "Release")
SET(CMAKE_INSTALL_PREFIX "${CMAKE_BINARY_DIR}") set(CMAKE_INSTALL_PREFIX "${CMAKE_BINARY_DIR}")
if(WIN32) if(WIN32)
if(MSVC) if(MSVC)
# ensure we use minimal "windows.h" lib without the crazy min max macros # ensure we use minimal "windows.h" lib without the crazy min max macros
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /D \"WIN32_LEAN_AND_MEAN\"") set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /D \"WIN32_LEAN_AND_MEAN\"")
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /D \"NOMINMAX\"") set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /D \"NOMINMAX\"")
# disable SAFESEH - to avoid "LNK2026: module unsafe" # disable SAFESEH - to avoid "LNK2026: module unsafe"
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /D \"SAFESEH:NO\"") set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /D \"SAFESEH:NO\"")
SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /SAFESEH:NO") set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /SAFESEH:NO")
SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /SAFESEH:NO") set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /SAFESEH:NO")
SET(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} /SAFESEH:NO") set(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} /SAFESEH:NO")
endif(MSVC) endif(MSVC)
endif(WIN32) endif(WIN32)

26
ScrapHacks/Injector/Injector.cpp
View File

@ -1,4 +1,3 @@
#include "stdafx.h"
#include <iostream> #include <iostream>
#include <windows.h> #include <windows.h>
#include <TlHelp32.h> #include <TlHelp32.h>
@ -27,7 +26,8 @@ string GetLastErrorAsString()
return message; return message;
} }
void fail(char* msg) { void fail(char *msg)
{
cerr << "[!] " << msg << ": " << GetLastErrorAsString() << endl; cerr << "[!] " << msg << ": " << GetLastErrorAsString() << endl;
exit(1); exit(1);
} }
@ -211,13 +211,15 @@ void InjectDll(DWORD PID)
return; return;
} }
vector<HANDLE> spawn(char* binary) { vector<HANDLE> spawn(char *binary)
{
STARTUPINFO startupinfo; STARTUPINFO startupinfo;
PROCESS_INFORMATION processinfo; PROCESS_INFORMATION processinfo;
ZeroMemory(&startupinfo, sizeof(startupinfo)); ZeroMemory(&startupinfo, sizeof(startupinfo));
ZeroMemory(&processinfo, sizeof(processinfo)); ZeroMemory(&processinfo, sizeof(processinfo));
startupinfo.cb = sizeof(startupinfo); startupinfo.cb = sizeof(startupinfo);
if (!CreateProcessA(NULL, binary, NULL, NULL, FALSE, CREATE_SUSPENDED, NULL, NULL, &startupinfo, &processinfo)) { if (!CreateProcessA(NULL, binary, NULL, NULL, FALSE, CREATE_SUSPENDED, NULL, NULL, &startupinfo, &processinfo))
{
return {}; return {};
} }
return {processinfo.hProcess, processinfo.hThread}; return {processinfo.hProcess, processinfo.hThread};
@ -232,23 +234,29 @@ int main(int argc, char *argv[])
char s_PID[MAX_PATH]; char s_PID[MAX_PATH];
snprintf(s_PID, MAX_PATH, "%d", GetCurrentProcessId()); snprintf(s_PID, MAX_PATH, "%d", GetCurrentProcessId());
SetEnvironmentVariableA("Inj_PID", s_PID); SetEnvironmentVariableA("Inj_PID", s_PID);
if ((argc>1)&&fexists(argv[1])) { if ((argc > 1) && fexists(argv[1]))
{
cout << "[*] Injector PID: " << GetCurrentProcessId() << endl; cout << "[*] Injector PID: " << GetCurrentProcessId() << endl;
cout << "[*] Spawning process for \"" << argv[1] << "\"" << endl; cout << "[*] Spawning process for \"" << argv[1] << "\"" << endl;
vector<HANDLE> handles = spawn(argv[1]); vector<HANDLE> handles = spawn(argv[1]);
if (handles.empty()) { if (handles.empty())
{
fail("Failed to spawn process"); fail("Failed to spawn process");
} }
hProc = handles[0]; hProc = handles[0];
hThread = handles[1]; hThread = handles[1];
PID = GetProcessId(hProc); PID = GetProcessId(hProc);
} else { }
else
{
cerr << "Usage: " << argv[0] << " <Path to Scrap.exe>" << endl; cerr << "Usage: " << argv[0] << " <Path to Scrap.exe>" << endl;
return 1; return 1;
} }
InjectDll(PID); InjectDll(PID);
if (hThread != INVALID_HANDLE_VALUE) { if (hThread != INVALID_HANDLE_VALUE)
while (ResumeThread(hThread)); {
while (ResumeThread(hThread))
;
} }
SetEnvironmentVariableA("Inj_PID", NULL); SetEnvironmentVariableA("Inj_PID", NULL);
cout << "[*] Done!" << endl; cout << "[*] Done!" << endl;

14
ScrapHacks/ScrapHack/CMakeLists.txt
View File

@ -1,17 +1,21 @@
include(ExternalProject) include(ExternalProject)
ExternalProject_Add(DirectX ExternalProject_Add(
DirectX
PREFIX ${CMAKE_CURRENT_BINARY_DIR} PREFIX ${CMAKE_CURRENT_BINARY_DIR}
CONFIGURE_COMMAND "" CONFIGURE_COMMAND ""
BUILD_COMMAND "" BUILD_COMMAND ""
INSTALL_COMMAND "" INSTALL_COMMAND ""
URL https://archive.org/download/DirectX.8.0a.SDK_includes_libs_only/DirectX.8.0a.SDK.zip URL
URL_HASH SHA1=39f168336d0df92ff14d62d5e3aef1b9e3191312 https://archive.org/download/DirectX.8.0a.SDK_includes_libs_only/DirectX.8.0a.SDK.zip
) URL_HASH SHA1=39f168336d0df92ff14d62d5e3aef1b9e3191312)
ExternalProject_Get_Property(DirectX SOURCE_DIR) ExternalProject_Get_Property(DirectX SOURCE_DIR)
include_directories(AFTER ${SOURCE_DIR}/8.0/include/) include_directories(AFTER ${SOURCE_DIR}/8.0/include/)
link_directories(AFTER ${SOURCE_DIR}/8.0/lib/) link_directories(AFTER ${SOURCE_DIR}/8.0/lib/)
add_compile_definitions(_CRT_SECURE_NO_WARNINGS) add_compile_definitions(_CRT_SECURE_NO_WARNINGS)
add_compile_definitions(POINTER_64=__ptr64) add_compile_definitions(POINTER_64=__ptr64)
add_library(ScrapHack SHARED ScrapHack.cpp dllmain.cpp) add_library(ScrapHack SHARED ScrapHack.cpp dllmain.cpp)
target_link_libraries(ScrapHack d3d8 d3dx8 legacy_stdio_definitions) target_link_libraries(ScrapHack
d3d8
d3dx8
legacy_stdio_definitions)
install(TARGETS ScrapHack DESTINATION bin) install(TARGETS ScrapHack DESTINATION bin)

36
ScrapHacks/ScrapHack/D3D8_Hook.h
View File

@ -2,7 +2,8 @@
#include <d3d8.h> #include <d3d8.h>
#include <d3dx8.h> #include <d3dx8.h>
uintmax_t frame = 0; uintmax_t frame = 0;
DWORD* GetVTable(void* addr) { DWORD *GetVTable(void *addr)
{
return (DWORD *)(*(DWORD *)addr); return (DWORD *)(*(DWORD *)addr);
} }
bool overlay = false; bool overlay = false;
@ -16,21 +17,25 @@ D3DRECT panel;
size_t size_ht(HashTable<EntityList> *ht); size_t size_ht(HashTable<EntityList> *ht);
size_t size_ht(HashTable<Entity> *ht); size_t size_ht(HashTable<Entity> *ht);
LPDIRECT3DDEVICE8 Render(LPDIRECT3DDEVICE8 dev) { LPDIRECT3DDEVICE8 Render(LPDIRECT3DDEVICE8 dev)
if (!overlay) { {
if (!overlay)
{
return dev; return dev;
} }
char text[4096]; char text[4096];
int32_t money = 0; int32_t money = 0;
size_t num_ents = 0; size_t num_ents = 0;
size_t num_ent_lst = 0; size_t num_ent_lst = 0;
if (ptr<void>(P_WORLD, 0)!=nullptr) { if (ptr<void>(P_WORLD, 0) != nullptr)
{
money = ptr<int32_t>(P_WORLD, O_MONEY)[0]; money = ptr<int32_t>(P_WORLD, O_MONEY)[0];
num_ents = size_ht(ptr<HashTable<Entity>>(P_WORLD, O_ENTS)); num_ents = size_ht(ptr<HashTable<Entity>>(P_WORLD, O_ENTS));
num_ent_lst = size_ht(ptr<HashTable<EntityList>>(P_WORLD, O_ENTLISTS)); num_ent_lst = size_ht(ptr<HashTable<EntityList>>(P_WORLD, O_ENTLISTS));
} }
snprintf(text, 4096, "ScrapHack v0.1\nFrame: [%lld]\nMoney: [%d]\nEntities: [%ld]\nEntity Lists: [%ld]", ++frame, money, num_ents, num_ent_lst); snprintf(text, 4096, "ScrapHack v0.1\nFrame: [%lld]\nMoney: [%d]\nEntities: [%ld]\nEntity Lists: [%ld]", ++frame, money, num_ents, num_ent_lst);
if (m_pFont == nullptr) { if (m_pFont == nullptr)
{
D3DXCreateFont(dev, hFont, &m_pFont); D3DXCreateFont(dev, hFont, &m_pFont);
CloseHandle(hFont); CloseHandle(hFont);
} }
@ -41,7 +46,8 @@ LPDIRECT3DDEVICE8 Render(LPDIRECT3DDEVICE8 dev) {
return dev; return dev;
} }
HRESULT WINAPI H_EndScene(LPDIRECT3DDEVICE8 dev) { HRESULT WINAPI H_EndScene(LPDIRECT3DDEVICE8 dev)
{
typedef HRESULT(WINAPI * t_func)(LPDIRECT3DDEVICE8); typedef HRESULT(WINAPI * t_func)(LPDIRECT3DDEVICE8);
shared_ptr<Hook> hook = Hook::get(H_EndScene); shared_ptr<Hook> hook = Hook::get(H_EndScene);
return hook->func<t_func>(Render(dev)); return hook->func<t_func>(Render(dev));
@ -49,7 +55,8 @@ HRESULT WINAPI H_EndScene(LPDIRECT3DDEVICE8 dev) {
HRESULT WINAPI H_CreateDevice(void *pDirect3D, unsigned int uiAdapter, D3DDEVTYPE pDeviceType, HWND hFocusWindow, HRESULT WINAPI H_CreateDevice(void *pDirect3D, unsigned int uiAdapter, D3DDEVTYPE pDeviceType, HWND hFocusWindow,
unsigned long ulBehaviorFlags, D3DPRESENT_PARAMETERS *pPresentationParameters, unsigned long ulBehaviorFlags, D3DPRESENT_PARAMETERS *pPresentationParameters,
LPDIRECT3DDEVICE8* ppReturnedDeviceInterface) { LPDIRECT3DDEVICE8 *ppReturnedDeviceInterface)
{
typedef HRESULT(WINAPI * t_func)(void *, unsigned int, D3DDEVTYPE, HWND, unsigned long, D3DPRESENT_PARAMETERS *, LPDIRECT3DDEVICE8 *); typedef HRESULT(WINAPI * t_func)(void *, unsigned int, D3DDEVTYPE, HWND, unsigned long, D3DPRESENT_PARAMETERS *, LPDIRECT3DDEVICE8 *);
shared_ptr<Hook> hook = Hook::get(H_CreateDevice); shared_ptr<Hook> hook = Hook::get(H_CreateDevice);
HRESULT ret = hook->func<t_func>(pDirect3D, uiAdapter, pDeviceType, hFocusWindow, ulBehaviorFlags, pPresentationParameters, ppReturnedDeviceInterface); HRESULT ret = hook->func<t_func>(pDirect3D, uiAdapter, pDeviceType, hFocusWindow, ulBehaviorFlags, pPresentationParameters, ppReturnedDeviceInterface);
@ -61,7 +68,8 @@ HRESULT WINAPI H_CreateDevice(void* pDirect3D, unsigned int uiAdapter, D3DDEVTYP
return ret; return ret;
} }
LPDIRECT3D8 WINAPI H_Direct3DCreate8(unsigned int SDKVersion) { LPDIRECT3D8 WINAPI H_Direct3DCreate8(unsigned int SDKVersion)
{
typedef LPDIRECT3D8(_stdcall * t_func)(unsigned int); typedef LPDIRECT3D8(_stdcall * t_func)(unsigned int);
shared_ptr<Hook> hook = Hook::get(H_Direct3DCreate8); shared_ptr<Hook> hook = Hook::get(H_Direct3DCreate8);
@ -76,17 +84,21 @@ LPDIRECT3D8 WINAPI H_Direct3DCreate8(unsigned int SDKVersion) {
return ret; return ret;
} }
void unhook_d3d8() { void unhook_d3d8()
if (hFont != INVALID_HANDLE_VALUE) { {
if (hFont != INVALID_HANDLE_VALUE)
{
CloseHandle(hFont); CloseHandle(hFont);
} }
if (m_pFont != nullptr) { if (m_pFont != nullptr)
{
m_pFont->Release(); m_pFont->Release();
} }
Hook::drop(H_EndScene); Hook::drop(H_EndScene);
} }
void hook_d3d8() { void hook_d3d8()
{
hFont = CreateFont(20, 0, 0, 0, FW_BOLD, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, "Verdana"); hFont = CreateFont(20, 0, 0, 0, FW_BOLD, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, "Verdana");
hBrush = CreateSolidBrush(D3DCOLOR_ARGB(25, 0, 0, 0)); hBrush = CreateSolidBrush(D3DCOLOR_ARGB(25, 0, 0, 0));
Hook::module("d3d8.dll", "Direct3DCreate8", H_Direct3DCreate8); Hook::module("d3d8.dll", "Direct3DCreate8", H_Direct3DCreate8);

55
ScrapHacks/ScrapHack/Hook.h
View File

@ -12,8 +12,8 @@ private:
static map<uintptr_t, shared_ptr<Hook>> hooks; static map<uintptr_t, shared_ptr<Hook>> hooks;
public: public:
Hook(void *func, void *detour)
Hook(void* func, void* detour) { {
uintptr_t dest = reinterpret_cast<uintptr_t>(detour); uintptr_t dest = reinterpret_cast<uintptr_t>(detour);
uintptr_t src = reinterpret_cast<uintptr_t>(func); uintptr_t src = reinterpret_cast<uintptr_t>(func);
this->orig = func; this->orig = func;
@ -31,57 +31,70 @@ public:
this->enabled = false; this->enabled = false;
} }
~Hook() { ~Hook()
{
cout << "Unhooking: [" << this->orig << " <- " << this->detour << "]" << endl; cout << "Unhooking: [" << this->orig << " <- " << this->detour << "]" << endl;
this->disable(); this->disable();
} }
static void addr(void* addr, void* detour) { static void addr(void *addr, void *detour)
{
cout << "Hooking: [" << addr << " -> " << detour << "]" << endl; cout << "Hooking: [" << addr << " -> " << detour << "]" << endl;
uintptr_t key = reinterpret_cast<uintptr_t>(detour); uintptr_t key = reinterpret_cast<uintptr_t>(detour);
hooks[key] = make_shared<Hook>(addr, detour); hooks[key] = make_shared<Hook>(addr, detour);
hooks[key]->enable(); hooks[key]->enable();
} }
static void module(const char* mod, const char* func, void* detour) { static void module(const char *mod, const char *func, void *detour)
{
cout << "Hooking: [" << mod << "]." << func << " -> " << detour << endl; cout << "Hooking: [" << mod << "]." << func << " -> " << detour << endl;
void *addr = GetProcAddress(GetModuleHandle(mod), func); void *addr = GetProcAddress(GetModuleHandle(mod), func);
if (addr != NULL) { if (addr != NULL)
{
Hook::addr(addr, detour); Hook::addr(addr, detour);
} }
else { else
{
cerr << "[" << mod << "]." << func << " not found!" << endl; cerr << "[" << mod << "]." << func << " not found!" << endl;
}; };
} }
static shared_ptr<Hook> get(void* func) { static shared_ptr<Hook> get(void *func)
{
uintptr_t addr = reinterpret_cast<uintptr_t>(func); uintptr_t addr = reinterpret_cast<uintptr_t>(func);
return Hook::get(addr); return Hook::get(addr);
} }
static shared_ptr<Hook> get(uintptr_t addr) { static shared_ptr<Hook> get(uintptr_t addr)
{
return hooks.at(addr); return hooks.at(addr);
} }
static size_t drop(void* func) { static size_t drop(void *func)
{
uintptr_t addr = reinterpret_cast<uintptr_t>(func); uintptr_t addr = reinterpret_cast<uintptr_t>(func);
return Hook::drop(addr); return Hook::drop(addr);
} }
static size_t drop(uintptr_t addr) { static size_t drop(uintptr_t addr)
{
return hooks.erase(addr); return hooks.erase(addr);
} }
static void clear() { static void clear()
{
cout << "Clearing Hooks" << endl; cout << "Clearing Hooks" << endl;
for (pair<uintptr_t,shared_ptr<Hook>> h : hooks) { for (pair<uintptr_t, shared_ptr<Hook>> h : hooks)
{
h.second->disable(); h.second->disable();
} }
return hooks.clear(); return hooks.clear();
} }
void disable() { void disable()
if (enabled) { {
if (enabled)
{
//cout << "Disabling: [" << this->orig << " <- " << this->detour << "]" << endl; //cout << "Disabling: [" << this->orig << " <- " << this->detour << "]" << endl;
VirtualProtect(mbi.BaseAddress, mbi.RegionSize, PAGE_EXECUTE_READWRITE, NULL); VirtualProtect(mbi.BaseAddress, mbi.RegionSize, PAGE_EXECUTE_READWRITE, NULL);
memcpy(this->orig, this->orig_bytes, 1 + 4 + 1); memcpy(this->orig, this->orig_bytes, 1 + 4 + 1);
@ -89,8 +102,10 @@ public:
enabled = false; enabled = false;
} }
} }
void enable() { void enable()
if (!enabled) { {
if (!enabled)
{
//cout << "Enabling: [" << this->orig << " -> " << this->detour << "]" << endl; //cout << "Enabling: [" << this->orig << " -> " << this->detour << "]" << endl;
VirtualProtect(mbi.BaseAddress, mbi.RegionSize, PAGE_EXECUTE_READWRITE, NULL); VirtualProtect(mbi.BaseAddress, mbi.RegionSize, PAGE_EXECUTE_READWRITE, NULL);
memcpy(this->orig, this->jmp_bytes, 1 + 4 + 1); memcpy(this->orig, this->jmp_bytes, 1 + 4 + 1);
@ -99,12 +114,14 @@ public:
} }
} }
void* get_orig() { void *get_orig()
{
return this->orig; return this->orig;
} }
template <typename F, typename... Args> template <typename F, typename... Args>
decltype(auto) func(Args... args) { decltype(auto) func(Args... args)
{
disable(); disable();
auto ret = reinterpret_cast<F>(this->orig)(args...); auto ret = reinterpret_cast<F>(this->orig)(args...);
enable(); enable();

3
ScrapHacks/ScrapHack/Py_Utils.h
View File

@ -8,7 +8,8 @@ PyMethodDef *find_method_table(uintptr_t base, uintptr_t needle)
for (ptrdiff_t offset = 0; offset < 64; ++offset) for (ptrdiff_t offset = 0; offset < 64; ++offset)
{ {
uintptr_t instr = reinterpret_cast<uintptr_t *>(base + offset)[0]; uintptr_t instr = reinterpret_cast<uintptr_t *>(base + offset)[0];
if (instr == needle) { if (instr == needle)
{
uintptr_t mod_addr = reinterpret_cast<uintptr_t *>(base + offset - (1 + 4))[0]; uintptr_t mod_addr = reinterpret_cast<uintptr_t *>(base + offset - (1 + 4))[0];
return reinterpret_cast<PyMethodDef *>(mod_addr); return reinterpret_cast<PyMethodDef *>(mod_addr);
} }

1
ScrapHacks/ScrapHack/ScrapHack.cpp
View File

@ -1,4 +1,3 @@
#include "stdafx.h"
#include <string> #include <string>
#include <sstream> #include <sstream>
#include <vector> #include <vector>

19
ScrapHacks/ScrapHack/Structures.h
View File

@ -1,19 +1,20 @@
#pragma once #pragma once
template <typename T> template <typename T>
struct HashTableEntry; struct HashTableEntry;
struct Vector3 { struct Vector3
{
float x; float x;
float y; float y;
float z; float z;
}; };
struct Matrix3x3 { struct Matrix3x3
{
Vector3 a; Vector3 a;
Vector3 b; Vector3 b;
Vector3 c; Vector3 c;
}; };
struct PyMethodDef struct PyMethodDef
{ {
char *ml_name; char *ml_name;
@ -34,12 +35,14 @@ struct Module
map<string, PyMethodDef *> methods; map<string, PyMethodDef *> methods;
}; };
struct Entity { struct Entity
{
void *vmt; void *vmt;
const char *name; const char *name;
}; };
struct EntityList { struct EntityList
{
const char *name; const char *name;
void *unk_1; void *unk_1;
void *unk_2; void *unk_2;
@ -48,13 +51,15 @@ struct EntityList {
}; };
template <typename T> template <typename T>
struct HashTable { struct HashTable
{
uint32_t size; uint32_t size;
HashTableEntry<T> **chains; HashTableEntry<T> **chains;
}; };
template <typename T> template <typename T>
struct HashTableEntry { struct HashTableEntry
{
T *data; T *data;
const char *name; const char *name;
HashTableEntry *next; HashTableEntry *next;

10
ScrapHacks/ScrapHack/Util.h
View File

@ -62,7 +62,6 @@ void FreeConsole(bool wait)
FreeConsole(); FreeConsole();
} }
bool in_foreground = false; bool in_foreground = false;
BOOL CALLBACK EnumWindowsProcMy(HWND hwnd, LPARAM lParam) BOOL CALLBACK EnumWindowsProcMy(HWND hwnd, LPARAM lParam)
{ {
@ -109,7 +108,6 @@ bool key_down_norepeat(int keycode, int delay = 100)
return false; return false;
} }
void hexdump(void *addr, size_t count) void hexdump(void *addr, size_t count)
{ {
for (size_t i = 0; i < count; ++i) for (size_t i = 0; i < count; ++i)
@ -130,7 +128,6 @@ T* __ptr(uintptr_t addr)
return reinterpret_cast<T *>(addr); return reinterpret_cast<T *>(addr);
} }
template <typename T> template <typename T>
T *__ptr(uintptr_t addr, ptrdiff_t offset) T *__ptr(uintptr_t addr, ptrdiff_t offset)
{ {
@ -141,9 +138,9 @@ T* __ptr(uintptr_t addr, ptrdiff_t offset)
return ret; return ret;
} }
template <typename T, typename... Offsets> template <typename T, typename... Offsets>
T* __ptr(uintptr_t addr, ptrdiff_t offset, Offsets... offsets) { T *__ptr(uintptr_t addr, ptrdiff_t offset, Offsets... offsets)
{
//cout << "[" << (void*)addr << "] + " << (void*)offset << " = "; //cout << "[" << (void*)addr << "] + " << (void*)offset << " = ";
addr = reinterpret_cast<uintptr_t *>(addr)[0] + offset; addr = reinterpret_cast<uintptr_t *>(addr)[0] + offset;
//cout << (void*)addr << endl;; //cout << (void*)addr << endl;;
@ -152,7 +149,8 @@ T* __ptr(uintptr_t addr, ptrdiff_t offset, Offsets... offsets) {
} }
template <typename T, typename... Offsets> template <typename T, typename... Offsets>
T* ptr(uintptr_t addr, Offsets... offsets) { T *ptr(uintptr_t addr, Offsets... offsets)
{
auto ret = __ptr<T>(addr, offsets...); auto ret = __ptr<T>(addr, offsets...);
return ret; return ret;
} }

46
ScrapHacks/ScrapHack/VMT_Hook.h
View File

@ -10,14 +10,14 @@ private:
size_t ord; size_t ord;
bool enabled; bool enabled;
static map<uintptr_t, shared_ptr<VMT_Hook>> hooks; static map<uintptr_t, shared_ptr<VMT_Hook>> hooks;
static DWORD* GetVTable(void* addr) { static DWORD *GetVTable(void *addr)
{
return (DWORD *)*(DWORD *)addr; return (DWORD *)*(DWORD *)addr;
}; };
public: public:
VMT_Hook(void *obj, size_t ord, void *detour)
VMT_Hook(void* obj, size_t ord, void* detour) { {
this->vtable = GetVTable(obj); this->vtable = GetVTable(obj);
this->detour = detour; this->detour = detour;
this->orig = reinterpret_cast<void *>(vtable[ord]); this->orig = reinterpret_cast<void *>(vtable[ord]);
@ -28,41 +28,50 @@ public:
cout << "Hooking: " << this->vtable << "[" << this->ord << "]: (" << this->orig << " -> " << this->detour << ")" << endl; cout << "Hooking: " << this->vtable << "[" << this->ord << "]: (" << this->orig << " -> " << this->detour << ")" << endl;
} }
~VMT_Hook() { ~VMT_Hook()
{
cout << "Unhooking: " << this->vtable << "[" << this->ord << "]: (" << this->orig << " -> " << this->detour << ")" << endl; cout << "Unhooking: " << this->vtable << "[" << this->ord << "]: (" << this->orig << " -> " << this->detour << ")" << endl;
this->disable(); this->disable();
} }
static void create(void* obj, size_t ord, void* detour) { static void create(void *obj, size_t ord, void *detour)
{
uintptr_t key = reinterpret_cast<uintptr_t>(detour); uintptr_t key = reinterpret_cast<uintptr_t>(detour);
hooks[key] = make_shared<VMT_Hook>(obj, ord, detour); hooks[key] = make_shared<VMT_Hook>(obj, ord, detour);
hooks[key]->enable(); hooks[key]->enable();
} }
static shared_ptr<VMT_Hook> get(void* func) { static shared_ptr<VMT_Hook> get(void *func)
{
uintptr_t addr = reinterpret_cast<uintptr_t>(func); uintptr_t addr = reinterpret_cast<uintptr_t>(func);
return VMT_Hook::get(addr); return VMT_Hook::get(addr);
} }
static shared_ptr<VMT_Hook> get(uintptr_t addr) { static shared_ptr<VMT_Hook> get(uintptr_t addr)
{
return hooks.at(addr); return hooks.at(addr);
} }
static size_t drop(void* func) { static size_t drop(void *func)
{
uintptr_t addr = reinterpret_cast<uintptr_t>(func); uintptr_t addr = reinterpret_cast<uintptr_t>(func);
return VMT_Hook::drop(addr); return VMT_Hook::drop(addr);
} }
static size_t drop(uintptr_t addr) { static size_t drop(uintptr_t addr)
{
return hooks.erase(addr); return hooks.erase(addr);
} }
static void clear() { static void clear()
{
return hooks.clear(); return hooks.clear();
} }
void disable() { void disable()
if (enabled) { {
if (enabled)
{
cout << "Disabling: " << this->vtable << "[" << this->ord << "]: (" << this->orig << " -> " << this->detour << ")" << endl; cout << "Disabling: " << this->vtable << "[" << this->ord << "]: (" << this->orig << " -> " << this->detour << ")" << endl;
VirtualProtect(mbi.BaseAddress, mbi.RegionSize, PAGE_EXECUTE_READWRITE, NULL); VirtualProtect(mbi.BaseAddress, mbi.RegionSize, PAGE_EXECUTE_READWRITE, NULL);
this->vtable[ord] = reinterpret_cast<DWORD>(this->orig); this->vtable[ord] = reinterpret_cast<DWORD>(this->orig);
@ -70,8 +79,10 @@ public:
enabled = false; enabled = false;
} }
} }
void enable() { void enable()
if (!enabled) { {
if (!enabled)
{
cout << "Enabling: " << this->vtable << "[" << this->ord << "]: (" << this->orig << " -> " << this->detour << ")" << endl; cout << "Enabling: " << this->vtable << "[" << this->ord << "]: (" << this->orig << " -> " << this->detour << ")" << endl;
VirtualProtect(mbi.BaseAddress, mbi.RegionSize, PAGE_EXECUTE_READWRITE, NULL); VirtualProtect(mbi.BaseAddress, mbi.RegionSize, PAGE_EXECUTE_READWRITE, NULL);
this->vtable[ord] = reinterpret_cast<DWORD>(this->detour); this->vtable[ord] = reinterpret_cast<DWORD>(this->detour);
@ -81,11 +92,10 @@ public:
} }
template <typename T> template <typename T>
T func() { T func()
{
return reinterpret_cast<T>(this->orig); return reinterpret_cast<T>(this->orig);
} }
}; };
map<uintptr_t, shared_ptr<VMT_Hook>> VMT_Hook::hooks; map<uintptr_t, shared_ptr<VMT_Hook>> VMT_Hook::hooks;

2
ScrapHacks/ScrapHack/dllmain.cpp
View File

@ -1,4 +1,4 @@
#include "stdafx.h" #include <Windows.h>
#define DLL_EXPORT extern "C" __declspec(dllexport) #define DLL_EXPORT extern "C" __declspec(dllexport)
void DllInit(HMODULE); void DllInit(HMODULE);
void DllPreInit(HMODULE); void DllPreInit(HMODULE);

5470
helplib.txt
View File

File diff suppressed because one or more lines are too long

18
parse_save.py
View File

@ -1,18 +1,20 @@
from construct import * from construct import *
from pprint import pprint from pprint import pprint
ScrapSaveVar = Struct( ScrapSaveVar = Struct(
'name'/PascalString(Int32ul,encoding='utf-8'), "name" / PascalString(Int32ul, encoding="utf-8"),
'data'/PascalString(Int32ul,encoding='utf-8'), "data" / PascalString(Int32ul, encoding="utf-8"),
) )
ScrapSave = 'ScarpSaveGame'/Struct( ScrapSave = "ScarpSaveGame" / Struct(
'title'/PascalString(Int32ul,encoding='utf-8'), "title" / PascalString(Int32ul, encoding="utf-8"),
'id'/PascalString(Int32ul,encoding='utf-8'), "id" / PascalString(Int32ul, encoding="utf-8"),
'data'/PrefixedArray(Int32ul,ScrapSaveVar), "data" / PrefixedArray(Int32ul, ScrapSaveVar),
Terminated Terminated,
) )
with open("Save0.sav", 'rb') as sav_file: with open("Save0.sav", "rb") as sav_file:
save = ScrapSave.parse_stream(sav_file) save = ScrapSave.parse_stream(sav_file)
print("ID:", save.id) print("ID:", save.id)
print("Title:", save.title) print("Title:", save.title)
for var in save.data: for var in save.data:
print(" - {}: {}".format(var.name, var.data)) print(" - {}: {}".format(var.name, var.data))

113
scrapper.py
View File

@ -5,123 +5,120 @@ import os
import shutil import shutil
from construct import * from construct import *
from tqdm import tqdm from tqdm import tqdm
setglobalstringencoding(None) setglobalstringencoding(None)
ScrapFile = Struct( ScrapFile = Struct(
'path'/PascalString(Int32ul), "path" / PascalString(Int32ul),
'size'/Int32ul, "size" / Int32ul,
'offset'/Int32ul, "offset" / Int32ul,
'data'/OnDemandPointer(this.offset,Bytes(this.size)), "data" / OnDemandPointer(this.offset, Bytes(this.size)),
)
DummyFile = Struct(
'path'/PascalString(Int32ul),
'size'/Int32ul,
'offset'/Int32ul,
) )
DummyFile = Struct("path" / PascalString(Int32ul), "size" / Int32ul, "offset" / Int32ul)
PackedHeader = Struct( PackedHeader = Struct(
Const(b'BFPK'), Const(b"BFPK"), Const(b"\0\0\0\0"), "files" / PrefixedArray(Int32ul, ScrapFile)
Const(b'\0\0\0\0'),
'files'/PrefixedArray(Int32ul,ScrapFile),
) )
DummyHeader = Struct( DummyHeader = Struct(
Const(b'BFPK'), Const(b"BFPK"), Const(b"\0\0\0\0"), "files" / PrefixedArray(Int32ul, DummyFile)
Const(b'\0\0\0\0'), )
'files'/PrefixedArray(Int32ul,DummyFile), parser = argparse.ArgumentParser(description="Unpack and Repack .packed files")
parser.add_argument(
"-u", "--unpack", action="store_true", help="unpack file to 'extracted' directory"
)
parser.add_argument(
"-r", "--repack", action="store_true", help="repack file from 'extracted' directory"
) )
parser = argparse.ArgumentParser(description='Unpack and Repack .packed files')
parser.add_argument('-u', '--unpack', action='store_true',
help='unpack file to \'extracted\' directory')
parser.add_argument('-r', '--repack', action='store_true',
help='repack file from \'extracted\' directory')
parser.add_argument( parser.add_argument(
'--reset', "--reset", action="store_true", default=False, help="restore backup"
action='store_true', )
default=False,
help='restore backup')
parser.add_argument( parser.add_argument(
'scrap_dir', "scrap_dir",
metavar='Scrapland Directory', metavar="Scrapland Directory",
type=str, type=str,
default=".", default=".",
help='Scrapland installation directory') help="Scrapland installation directory",
)
options = parser.parse_args() options = parser.parse_args()
scrap_dir = os.path.abspath(options.scrap_dir) scrap_dir = os.path.abspath(options.scrap_dir)
if options.reset: if options.reset:
print('Restoring Backups and removing extracted folder...') print("Restoring Backups and removing extracted folder...")
for packed_file in glob.glob(os.path.join(scrap_dir, '*.packed.bak')): for packed_file in glob.glob(os.path.join(scrap_dir, "*.packed.bak")):
outfile = os.path.basename(packed_file) outfile = os.path.basename(packed_file)
orig_filename = outfile[:-4] orig_filename = outfile[:-4]
if os.path.isfile(outfile): if os.path.isfile(outfile):
print('deleting', orig_filename) print("deleting", orig_filename)
os.remove(orig_filename) os.remove(orig_filename)
print('moving', outfile, '->', orig_filename) print("moving", outfile, "->", orig_filename)
shutil.move(outfile, orig_filename) shutil.move(outfile, orig_filename)
target_folder = os.path.join( target_folder = os.path.join("extracted", os.path.basename(orig_filename))
'extracted', os.path.basename(orig_filename)) print("deleting", target_folder)
print('deleting', target_folder)
shutil.rmtree(target_folder) shutil.rmtree(target_folder)
if os.path.isdir('extracted'): if os.path.isdir("extracted"):
input('Press enter to remove rest of extracted folder') input("Press enter to remove rest of extracted folder")
shutil.rmtree('extracted') shutil.rmtree("extracted")
exit('Done!') exit("Done!")
if not (options.unpack or options.repack): if not (options.unpack or options.repack):
parser.print_help() parser.print_help()
exit() exit()
pstatus = '' pstatus = ""
if options.unpack: if options.unpack:
if os.path.isdir('extracted'): if os.path.isdir("extracted"):
print("Removing extracted folder") print("Removing extracted folder")
shutil.rmtree('extracted') shutil.rmtree("extracted")
for packed_file in glob.glob(os.path.join(scrap_dir, '*.packed')): for packed_file in glob.glob(os.path.join(scrap_dir, "*.packed")):
os.chdir(scrap_dir) os.chdir(scrap_dir)
BN = os.path.basename(packed_file) BN = os.path.basename(packed_file)
target_folder = os.path.join( target_folder = os.path.join("extracted", os.path.basename(packed_file))
'extracted', os.path.basename(packed_file))
os.makedirs(target_folder, exist_ok=True) os.makedirs(target_folder, exist_ok=True)
os.chdir(target_folder) os.chdir(target_folder)
print('Unpacking {}'.format(os.path.basename(packed_file))) print("Unpacking {}".format(os.path.basename(packed_file)))
with open(packed_file, 'rb') as pkfile: with open(packed_file, "rb") as pkfile:
data = PackedHeader.parse_stream(pkfile) data = PackedHeader.parse_stream(pkfile)
print("Offset:", hex(pkfile.tell())) print("Offset:", hex(pkfile.tell()))
for file in tqdm(data.files, ascii=True): for file in tqdm(data.files, ascii=True):
folder, filename = os.path.split(file.path) folder, filename = os.path.split(file.path)
if folder: if folder:
os.makedirs(folder, exist_ok=True) os.makedirs(folder, exist_ok=True)
with open(file.path, 'wb') as outfile: with open(file.path, "wb") as outfile:
outfile.write(file.data()) outfile.write(file.data())
print('\r' + ' ' * len(pstatus) + '\r', end='', flush=True) print("\r" + " " * len(pstatus) + "\r", end="", flush=True)
os.chdir(scrap_dir) os.chdir(scrap_dir)
if (options.unpack and options.repack): if options.unpack and options.repack:
input('Press enter to rebuild *.packed files from folders in \'extracted\' dir...') # noqa input(
"Press enter to rebuild *.packed files from folders in 'extracted' dir..."
) # noqa
pass pass
def file_gen(files, offset=0): def file_gen(files, offset=0):
for real_path, size, path in files: for real_path, size, path in files:
file=dict( file = dict(path=path, offset=offset, size=size)
path=path,
offset=offset,
size=size)
yield file yield file
offset+=file['size'] offset += file["size"]
def make_header(files, offset=0): def make_header(files, offset=0):
files_list = list(file_gen(files, offset)) files_list = list(file_gen(files, offset))
return DummyHeader.build(dict(files=files_list)) return DummyHeader.build(dict(files=files_list))
if options.repack: if options.repack:
for folder in glob.glob(os.path.join(scrap_dir, 'extracted', '*.packed')): for folder in glob.glob(os.path.join(scrap_dir, "extracted", "*.packed")):
data = [] data = []
filename = os.path.join(scrap_dir, os.path.basename(folder)) filename = os.path.join(scrap_dir, os.path.basename(folder))
for root, folders, files in os.walk(folder): for root, folders, files in os.walk(folder):
for file in sorted(files): for file in sorted(files):
file = os.path.join(root, file) file = os.path.join(root, file)
rel_path=bytes(file.replace(folder, '').replace('\\', '/').lstrip('/'), 'windows-1252') rel_path = bytes(
file.replace(folder, "").replace("\\", "/").lstrip("/"),
"windows-1252",
)
size = os.stat(file).st_size size = os.stat(file).st_size
data.append((file, size, rel_path)) data.append((file, size, rel_path))
print("Found {} files for {}".format(len(data), filename)) print("Found {} files for {}".format(len(data), filename))
@ -132,4 +129,4 @@ if options.repack:
outfile.write(header) outfile.write(header)
for file, size, rel_path in tqdm(data, ascii=True): for file, size, rel_path in tqdm(data, ascii=True):
outfile.write(open(file, "rb").read()) outfile.write(open(file, "rb").read())
print('Done!') print("Done!")