mirror of
https://github.com/HIllya51/LunaHook.git
synced 2024-11-25 06:45:36 +08:00
108 lines
3.8 KiB
C++
108 lines
3.8 KiB
C++
#include"Retouch.h"
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// jichi 6/21/2015
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namespace { // unnamed
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void SpecialHookRetouch1(hook_stack* stack, HookParam *, uintptr_t *data, uintptr_t *split, size_t*len)
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{
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DWORD text = stack->stack[1];
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*data = text;
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*len = ::strlen((LPCSTR)text);
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*split =
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stack->eax == 0 ? FIXED_SPLIT_VALUE * 2 : // name
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stack->ebx == 0 ? FIXED_SPLIT_VALUE * 1 : // scenario
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stack->eax;//FIXED_SPLIT_VALUE * 3 ; // other //夏への方舟１体験版
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}
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bool InsertRetouch1Hook()
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{
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HMODULE hModule = ::GetModuleHandleA("resident.dll");
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if (!hModule) {
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ConsoleOutput("Retouch: failed, dll handle not loaded");
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return false;
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}
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// private: bool __thiscall RetouchPrintManager::printSub(char const *,class UxPrintData &,unsigned long) 0x10050650 0x00050650 2904 (0xb58) resident.dll C:\Local\箱庭ロジヂ<E382B8>\resident.dll Exported Function
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const char *sig = "?printSub@RetouchPrintManager@@AAE_NPBDAAVUxPrintData@@K@Z";
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DWORD addr = (DWORD)::GetProcAddress(hModule, sig);
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if (!addr) {
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ConsoleOutput("Retouch: failed, procedure not found");
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return false;
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}
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HookParam hp;
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hp.address = addr;
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hp.offset=get_stack(1);
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hp.type = USING_STRING|NO_CONTEXT|EMBED_ABLE|EMBED_AFTER_NEW|EMBED_BEFORE_SIMPLE|EMBED_DYNA_SJIS;
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hp.hook_font=F_GetGlyphOutlineA;
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hp.text_fun = SpecialHookRetouch1;
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ConsoleOutput("INSERT Retouch");
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return NewHook(hp, "Retouch");
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}
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bool InsertRetouch2Hook()
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{
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HMODULE hModule = ::GetModuleHandleA("resident.dll");
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if (!hModule) {
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ConsoleOutput("Retouch2: failed, dll handle not loaded");
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return false;
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}
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// private: void __thiscall RetouchPrintManager::printSub(char const *,unsigned long,int &,int &) 0x10046560 0x00046560 2902 (0xb56) resident.dll C:\Local\箱庭ロジヂ<E382B8>\resident.dll Exported Function
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const char *sig = "?printSub@RetouchPrintManager@@AAEXPBDKAAH1@Z";
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DWORD addr = (DWORD)::GetProcAddress(hModule, sig);
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if (!addr) {
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ConsoleOutput("Retouch2: failed, procedure not found");
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return false;
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}
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HookParam hp;
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hp.address = addr;
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hp.offset=get_stack(1);
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hp.type = USING_STRING|NO_CONTEXT|EMBED_ABLE|EMBED_AFTER_NEW|EMBED_BEFORE_SIMPLE|EMBED_DYNA_SJIS;
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hp.hook_font=F_GetGlyphOutlineA;
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ConsoleOutput("INSERT Retouch");
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return NewHook(hp, "Retouch");
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}
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namespace HistoryHook {
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inline ULONG get_jmp_absaddr(ULONG inst)
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{ return inst + 5 + *(ULONG *)(inst + 1); }
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bool attach() // attach scenario
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{
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if(GetModuleHandle(L"resident.dll")==0)return false;
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auto [startAddress, stopAddress] = Util::QueryModuleLimits(GetModuleHandle(L"resident.dll"));
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const uint8_t bytes[] = {
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0x8b,0x44,0x24, 0x04, // 051cf2e0 8b4424 04 mov eax,dword ptr ss:[esp+0x4]
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0x6a, 0x02, // 051cf2e4 6a 02 push 0x2
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0x6a, 0x00, // 051cf2e6 6a 00 push 0x0
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0x6a, 0x00, // 051cf2e8 6a 00 push 0x0
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0x6a, 0x00, // 051cf2ea 6a 00 push 0x0
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0x50, // 051cf2ec 50 push eax
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0xe8 //9ef8ffff // 051cf2ed e8 9ef8ffff call _1locke2.051ceb90
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// 051cf2f2 c2 0400 retn 0x4
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};
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auto addr = MemDbg::findBytes(bytes, sizeof(bytes), startAddress, stopAddress);
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if (!addr)
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return false;
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addr += sizeof(bytes) - 1; // move to the short call instruction
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addr = get_jmp_absaddr(addr);
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HookParam hp;
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hp.address = addr;
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hp.offset=get_stack(1);
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hp.type = USING_STRING|NO_CONTEXT|EMBED_ABLE|EMBED_AFTER_NEW|EMBED_BEFORE_SIMPLE|EMBED_DYNA_SJIS;
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hp.hook_font=F_GetGlyphOutlineA;
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return NewHook(hp, "RetouchHistory");
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}
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} // namespace HistoryHook
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} // unnamed namespace
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bool InsertRetouchHook()
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{
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bool ok = InsertRetouch1Hook();
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ok = InsertRetouch2Hook() || ok;
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ok=HistoryHook::attach()||ok;
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return ok;
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}
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bool Retouch::attach_function() {
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return InsertRetouchHook();
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}
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