mirror of
https://github.com/HIllya51/LunaHook.git
synced 2024-10-22 23:18:16 +08:00
129 lines
4.2 KiB
C++
129 lines
4.2 KiB
C++
#include"lucasystem.h"
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bool InsertIG64Hook() {
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//<2F><><EFBFBD>륿<EFBFBD><EBA5BF><EFBFBD><EFBFBD> FHD.exe
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//char __fastcall sub_14004D820(_QWORD *a1, __int16 *a2, size_t a3)
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const BYTE BYTES[] = {
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0x48,0x8b,0x43,0x08,
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0x33,0xc9,
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0x66,0x89,0x08
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};
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auto addrs = Util::SearchMemory(BYTES, sizeof(BYTES), PAGE_EXECUTE, processStartAddress, processStopAddress);
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auto suc=false;
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for (auto addr : addrs) {
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ConsoleOutput("IG64 %p", addr);
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const BYTE aligned [] = {0xCC,0xCC};
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addr = reverseFindBytes(aligned, sizeof(aligned), addr-0x1000, addr);
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if (addr == 0)continue;
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addr += 2;
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ConsoleOutput("IG64 %p", addr);
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HookParam hp;
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hp.address = addr;
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hp.type = CODEC_UTF16 | USING_STRING;
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hp.offset=get_reg(regs::rdx);//rdx
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suc|=NewHook(hp, "IG64");
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}
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return suc;
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}
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bool IG64filter(void* data, size_t* size, HookParam*) {
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auto text = reinterpret_cast<LPWSTR>(data);
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std::wstring str =std::wstring(text,*size / 2);
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std::wregex reg1(L"\\$\\[(.*?)\\$/(.*?)\\$\\]");
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std::wstring result1 = std::regex_replace(str, reg1, L"$1");
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std::wregex reg2(L"@[^@]*@");
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std::wstring result2 = std::regex_replace(result1, reg2, L"");
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*size = (result2.size()) * 2;
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wcscpy(text, result2.c_str());
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return true;
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};
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bool InsertIG64Hook2() {
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//hook1 <20><>ע<EFBFBD>͵<EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD>Ͽ<EFBFBD><CFBF><EFBFBD><EFBFBD><EFBFBD><EFBFBD>hook<6F><6B><EFBFBD><EFBFBD>Ͽ<EFBFBD><CFBF><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǻᱣ<C7BB><E1B1A3>һЩ@[]֮<><D6AE>Ľű<C4BD><C5B1><EFBFBD><EFBFBD>š<EFBFBD>
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//<2F><><EFBFBD>륿<EFBFBD><EBA5BF><EFBFBD><EFBFBD> FHD.exe
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const BYTE BYTES[] = {
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0xBA,0x3F,0xFF,0x00,0x00,
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XX,0x8B,XX,
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0xE8,XX2,0x00,0x00
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};
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bool ok=false;
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auto addrs = Util::SearchMemory(BYTES, sizeof(BYTES), PAGE_EXECUTE, processStartAddress, processStopAddress);
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for (auto addr : addrs) {
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ConsoleOutput("IG642 %p", addr);
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const BYTE aligned[] = { 0xCC,0xCC };
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addr = reverseFindBytes(aligned, sizeof(aligned), addr - 0x10000, addr);
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if (addr == 0)continue;
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addr += 2;
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ConsoleOutput("IG642 %p", addr);
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HookParam hp;
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hp.address = addr;
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hp.type = CODEC_UTF16 | USING_STRING |EMBED_ABLE|EMBED_BEFORE_SIMPLE|EMBED_AFTER_NEW;//可以内嵌英文
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hp.filter_fun = IG64filter;
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hp.offset=get_reg(regs::rdx);//rdx
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ok|=NewHook(hp, "IG642");
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}
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return ok;
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}
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bool InsertLucaSystemHook()
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{
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/*
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* Sample games:
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* https://vndb.org/r108105
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*/
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const BYTE bytes[] = {
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0xCC, // int 3
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0x48, XX4, // mov [rsp+18],rbx <- hook here
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0x55, // push rbp
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0x56, // push rsi
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0x57, // push rdi
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0x41, 0x54, // push r12
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0x41, 0x55, // push r13
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0x41, 0x56, // push r14
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0x41, 0x57, // push r15
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0x48, 0x8D, 0xAC, 0x24, XX4, // lea rbp,[rsp-00003810]
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0xB8, XX4 // mov eax,00003910
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};
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auto addr=MemDbg::findBytes(bytes, sizeof(bytes),processStartAddress, processStopAddress);
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if(!addr)return false;
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HookParam hp = {};
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hp.address = addr + 1;
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hp.offset = get_reg(regs::rdx) ; //RDX
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hp.filter_fun = [](LPVOID data, size_t *size, HookParam *)
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{
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static std::wstring prevText;
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auto text = reinterpret_cast<LPWSTR>(data);
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auto len = reinterpret_cast<size_t *>(size);
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if (text[0] == L'\x3000') { //removes space at the beginning of the sentence
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*len -= 2;
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::memmove(text, text + 1, *len);
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}
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if ( *text == L'@' ) //Name in square brackets instead of '@'
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if ( wchar_t *match2 = cpp_wcsnchr(text+1, L'@', *len/2-1) ) {
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*text = L'[';
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*match2 = L']';
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}
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StringFilterBetween(text, len, L"$C(", 3, L")", 1);
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StringFilter(text, len, L"$A", 3); // remove $A followed by 1 char
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StringCharReplacer(text, len, L"$d", 2, L'\n');
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CharFilter(text, len, L'\xFF3F');
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//ruby
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StringFilter(text, len, L"$[", 2);
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StringFilterBetween(text, len, L"$/", 2, L"$]", 2);
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return true;
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};
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hp.type = CODEC_UTF16 | USING_STRING;
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NewHook(hp, "LucaSystem");
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return true;
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}
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bool lucasystem::attach_function() {
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return InsertIG64Hook2()|InsertLucaSystemHook();
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}
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