mirror of
https://github.com/HIllya51/LunaHook.git
synced 2024-12-05 03:25:37 +08:00
85 lines
2.5 KiB
C++
85 lines
2.5 KiB
C++
#include"AGS.h"
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bool InsertAGSHook()
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{
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const BYTE bytes1[] = {
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/*.text:0043E3A0 55 push ebp
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.text : 0043E3A1 8B EC mov ebp, esp
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.text : 0043E3A3 83 EC 38 sub esp, 38h
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.text : 0043E3A6 53 push ebx
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.text : 0043E3A7 56 push esi
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.text : 0043E3A8 8B F1 mov esi, ecx*/
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0x55,
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0x8b,0xec,
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0x83,0xec,0x38,0x53,0x56,0x8b,0xf1
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};
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ULONG addr = MemDbg::findBytes(bytes1, sizeof(bytes1), processStartAddress, processStopAddress);
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if (!addr) {
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return false;
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}
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const BYTE bytes2[] = {
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/* .text:0043E95E FF 75 08 push[ebp + arg_0]
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.text:0043E961 8B CE mov ecx, esi
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.text : 0043E963 E8 38 FA FF FF call sub_43E3A0*/
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0xff,0x75,0x08,
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0x8b,0xce
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};
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bool ok = false;
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auto addrs = findrelativecall(bytes2, sizeof(bytes2), addr, processStartAddress, processStopAddress);
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for(auto addr :addrs){
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addr = findfuncstart(addr);
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if (!addr)continue;
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HookParam hp;
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hp.address = addr;
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hp.offset=get_reg(regs::eax);
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hp.type = USING_STRING;
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ConsoleOutput("INSERT HOOK_AGS %p",addr);
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ok |= NewHook(hp, "HOOK_AGS");
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}
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return ok;
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}
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namespace{
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bool hook2(){
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//誘惑女教師～熟れた蜜の味～
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for (auto addr : findiatcallormov_all((DWORD)TextOutA,processStartAddress,processStartAddress,processStopAddress,PAGE_EXECUTE)) {
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auto funcaddr = findfuncstart(addr,0x1000);
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ConsoleOutput("funcaddr %p",funcaddr);
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if (!funcaddr) continue;
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BYTE sig1[]={0x68,0x00,0x80,0x00,0x00,0x6a,0x00};
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BYTE sig2[]={0x2D,0xC0,0x00,0x00,0x00,0xC1,0xE0,0x08};
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BYTE sig3[]={0x83,0xC0,0x80,0xC1,0xE0,0x08};
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BYTE sig4[]={0x3C,0xA0,0x0F,0xB6,0xC0};
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int found=0;
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for(auto sigsz:std::vector<std::pair<BYTE*,int>>{{sig1,sizeof(sig1)},{sig2,sizeof(sig2)},{sig3,sizeof(sig3)},{sig4,sizeof(sig4)}}){
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auto fd= MemDbg::findBytes(sigsz.first, sigsz.second, funcaddr, addr);
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ConsoleOutput("%p",fd);
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if(fd)found+=1;
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}
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if(found==4){
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HookParam hp;
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hp.address = funcaddr;
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hp.type = DATA_INDIRECT;
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hp.offset=get_stack(1);
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hp.index=0;
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return NewHook(hp, "AGS");
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}
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}
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return false;
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}
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}
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bool AGS::attach_function() {
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return InsertAGSHook()||hook2();
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}
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