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恍兮惚兮 2024-12-07 18:15:49 +08:00
parent 4866e996d2
commit 8c64bf1688
1 changed files with 37 additions and 44 deletions
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81
cpp/LunaHook/LunaHook/engine32/KiriKiri.cpp
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@ -1250,56 +1250,50 @@ bool InsertKiriKiriZHook3()
return NewHook(hp, "KiriKiriZ3"); return NewHook(hp, "KiriKiriZ3");
} }
void KiriKiriZ4Filter(TextBuffer *buffer, HookParam *) namespace
{ {
auto text = reinterpret_cast<LPWSTR>(buffer->buff); bool kagparser()
if (text[0] == L' ' || text[0] == L':' || text[0] == L'@' || text[0] == L'[' || text[0] == L']')
return buffer->clear();
if (cpp_wcsnstr(text, L"[", buffer->size / sizeof(wchar_t)))
{ {
StringCharReplacer(buffer, L"[r]", 3, L' '); auto hm = GetModuleHandle(L"KAGParser.dll");
StringFilterBetween(buffer, L"[", 1, L"]", 1); if (!hm)
return false;
auto [s, e] = Util::QueryModuleLimits(hm, 0, PAGE_READONLY);
char tjs[] = "tTJSString tTJSString::operator +(const tjs_char *) const";
ULONG addr = MemDbg::findBytes(tjs, sizeof(tjs), s, e);
if (!addr)
return false;
addr = MemDbg::findBytes(&addr, sizeof(addr), s, e);
if (!addr)
return false;
addr = MemDbg::findEnclosingAlignedFunction(addr);
if (!addr)
return false;
auto succ = false;
HookParam hp = {};
hp.address = addr;
hp.offset = get_stack(2);
hp.type = CODEC_UTF16 | USING_STRING;
hp.filter_fun = [](TextBuffer *buffer, HookParam *)
{
auto vw = buffer->viewW();
if (vw[0] == L'[' && vw[vw.size() - 1] == ']')
return buffer->clear();
if (vw[0] == L'@')
return buffer->clear();
if (startWith(vw, L" : ") && endWith(vw, L" : "))
return buffer->clear();
if (vw == L" line offset ")
return buffer->clear();
StringFilterBetween(buffer, L"[", 1, L"]", 1);
};
return NewHook(hp, "KAGParser");
} }
} }
bool InsertKiriKiriZHook4()
{
/*
* Sample games:
* https://vndb.org/r111774
* https://vndb.org/v38021
*/
const BYTE bytes[] = {
0xE8, 0xE8, 0xBA, 0xFE, 0xFF, // call Shironagasu.exe+227B0 << hook here
0xC7, 0x45, 0xFC, XX4, // mov [ebp-04],00000000
0xC7, 0x45, 0xF0, XX4, // mov [ebp-10],00000001
0x8B, 0x45, 0x08 // mov eax,[ebp+08]
};
ULONG range = min(processStopAddress - processStartAddress, MAX_REL_ADDR);
ULONG addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStartAddress + range);
if (!addr)
{
ConsoleOutput("KiriKiriZ4: pattern not found");
return false;
}
HookParam hp;
hp.address = addr;
hp.offset = get_reg(regs::ebx);
hp.type = NO_CONTEXT | CODEC_UTF16 | USING_STRING;
hp.filter_fun = KiriKiriZ4Filter;
ConsoleOutput("INSERT KiriKiriZ4");
return NewHook(hp, "KiriKiriZ4");
}
bool InsertKiriKiriZHook() bool InsertKiriKiriZHook()
{ {
auto ok = Krkrtextrenderdll(); auto ok = Krkrtextrenderdll();
ok = InsertKiriKiriZHook3() || ok; ok = InsertKiriKiriZHook3() || ok;
ok = InsertKiriKiriZHook4() || ok; ok = kagparser() || ok;
return InsertKiriKiriZHook2() || InsertKiriKiriZHook1() || ok; return InsertKiriKiriZHook2() || InsertKiriKiriZHook1() || ok;
} }
namespace namespace
@ -1822,8 +1816,7 @@ bool InsertKiriKiri4Hook()
hp.type = NO_CONTEXT | CODEC_UTF16 | USING_STRING; hp.type = NO_CONTEXT | CODEC_UTF16 | USING_STRING;
hp.filter_fun = KiriKiri4Filter; hp.filter_fun = KiriKiri4Filter;
ConsoleOutput(" INSERT KiriKiri4"); ConsoleOutput(" INSERT KiriKiri4");
NewHook(hp, "KiriKiri4"); return NewHook(hp, "KiriKiri4");
return true;
} }
bool KiriKiri::attach_function() bool KiriKiri::attach_function()
{ {