mirror of
https://github.com/HIllya51/LunaHook.git
synced 2024-11-23 22:05:36 +08:00
26 lines
1017 B
C++
26 lines
1017 B
C++
#include"Speed.h"
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bool Speed::attach_function() {
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// 藍色ノ狂詩曲～Deep Blue Rhapsody～
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auto entry=Util::FindImportEntry(processStartAddress,(DWORD)DrawTextA);
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if(entry==0)return false;
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BYTE bytes2[]={0x8b,0x35,XX4}; //mov esi, ds:DrawTextA
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memcpy(bytes2+2,&entry,4);
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auto addr = MemDbg::findBytes(bytes2, sizeof(bytes2), processStartAddress, processStopAddress);
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if (addr == 0)return false;
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BYTE sig1[]={ 0x68,0x00,0x04,0x00,0x00 };
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BYTE sig2[]={ 0xFF,0xD6 };
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BYTE sig3[]={ 0x68,0x00,0x01,0x00,0x00 };
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BYTE sig4[]={ 0xFF,0xD6 };
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for(auto p:std::vector<std::pair<BYTE*,int>>{{sig1,sizeof(sig1)},{sig2,sizeof(sig2)},{sig3,sizeof(sig3)},{sig4,sizeof(sig4)}}){
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addr=MemDbg::findBytes(p.first, p.second, addr, addr+0x40);
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if(addr==0)return false;
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}
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addr = MemDbg::findEnclosingAlignedFunction(addr);
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if (addr == 0)return false;
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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 = CODEC_ANSI_BE ;
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return NewHook(hp, "Speed");
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}
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