LunaHook-mirror/LunaHook/engine32/Tarte.cpp

43 lines
1.5 KiB
C++
Raw Normal View History

2024-02-07 20:59:24 +08:00
#include"Tarte.h"
bool Tarte::attach_function() {
//ひなたぼっこ
//ひなたると~ひなたぼっこファンディスク~
//スクールぱにっく!
//こいじばし https://vndb.org/v4247
auto entry=Util::FindImportEntry(processStartAddress,(DWORD)GetGlyphOutlineA);
if(entry==0)return false;
BYTE bytes[]={0xFF,0x15,XX4};
memcpy(bytes+2,&entry,4);
for(auto addr:Util::SearchMemory(bytes, sizeof(bytes), PAGE_EXECUTE, processStartAddress, processStopAddress)){
addr = MemDbg::findEnclosingAlignedFunction(addr);
if (!addr) continue;
auto xrefs=findxref_reverse_checkcallop(addr,addr-0x1000,addr+0x1000,0xe8);
for(auto addrx:xrefs){
auto addrx1 = MemDbg::findEnclosingAlignedFunction(addrx);
if (!addrx1) continue;
BYTE __[]={0x3C,0x81};
auto _ = MemDbg::findBytes(__, 2, addrx1, addrx);
if(_==0)continue;
HookParam hp;
hp.address = addrx1;
hp.offset=get_stack(2);
hp.type = CODEC_ANSI_BE;
auto succ=NewHook(hp, "Tarte");
auto xrefs1=findxref_reverse_checkcallop(addrx1,addrx1-0x1000,addrx1+0x1000,0xe8);
for(auto addrx11:xrefs1){
auto addrx12 = MemDbg::findEnclosingAlignedFunction(addrx11);
if(addrx11-addrx12<0x30){
HookParam hp;
hp.address = addrx12;
hp.offset=get_stack(5);
hp.type = CODEC_ANSI_BE;
succ|=NewHook(hp, "Tarte");
}
}
return succ;
}
}
return false;
}