mirror of
https://github.com/HIllya51/LunaHook.git
synced 2024-11-24 14:25:37 +08:00
277 lines
11 KiB
C++
277 lines
11 KiB
C++
#include"v8.h"
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namespace{
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constexpr auto magicsend =L"\x01LUNAFROMJS\x01";
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constexpr auto magicrecv =L"\x01LUNAFROMHOST\x01";
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bool hookClipboard(){
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HookParam hp;
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hp.address=(uintptr_t)SetClipboardData;
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hp.type= USING_STRING|NO_CONTEXT|CODEC_UTF16|EMBED_ABLE|EMBED_BEFORE_SIMPLE;
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hp.text_fun=[](hook_stack* stack, HookParam *hp, uintptr_t* data, uintptr_t* split, size_t* len){
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HGLOBAL hClipboardData=(HGLOBAL)stack->ARG2;
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auto text=(wchar_t*)GlobalLock(hClipboardData);
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if(startWith(text,magicsend)){
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text+=wcslen(magicsend);
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auto spl=wcschr(text,L'\x02');
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*split=std::stoi(std::wstring(text,spl-text));
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text=spl+1;
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*data=(uintptr_t)text;
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*len=wcslen(text)*2;
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}
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GlobalUnlock(hClipboardData);
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};
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hp.hook_after=[](hook_stack*s,void* data, size_t len){
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std::wstring transwithfont=magicrecv;
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transwithfont+=embedsharedmem->fontFamily;
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transwithfont+=L'\x02';
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transwithfont+=std::wstring((wchar_t*)data,len/2);
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HGLOBAL hClipboardData = GlobalAlloc(GMEM_MOVEABLE, transwithfont.size()*2 +2);
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auto pchData = (wchar_t*)GlobalLock(hClipboardData);
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wcscpy(pchData, (wchar_t*)transwithfont.c_str());
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GlobalUnlock(hClipboardData);
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s->ARG2=(uintptr_t)hClipboardData;
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};
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return NewHook(hp,"hookClipboard");
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}
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}
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namespace v8script{
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HMODULE hmodule;
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typedef void(*RequestInterrupt_callback)(void*, void*);
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#ifndef _WIN64
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#define fnRequestInterrupt "?RequestInterrupt@Isolate@v8@@QAEXP6AXPAV12@PAX@Z1@Z"
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#define fnNewFromUtf8v2 "?NewFromUtf8@String@v8@@SA?AV?$MaybeLocal@VString@v8@@@2@PAVIsolate@2@PBDW4NewStringType@2@H@Z"
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#define fnNewFromUtf8v1 "?NewFromUtf8@String@v8@@SA?AV?$Local@VString@v8@@@2@PAVIsolate@2@PBDW4NewStringType@12@H@Z"
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#define fnGetCurrentContext "?GetCurrentContext@Isolate@v8@@QAE?AV?$Local@VContext@v8@@@2@XZ"
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#define fnCompilev1 "?Compile@Script@v8@@SA?AV?$Local@VScript@v8@@@2@V?$Handle@VString@v8@@@2@PAVScriptOrigin@2@@Z"
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#define fnCompilev12 "?Compile@Script@v8@@SA?AV?$Local@VScript@v8@@@2@V?$Local@VString@v8@@@2@PAVScriptOrigin@2@@Z"
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#define fnRunv1 "?Run@Script@v8@@QAE?AV?$Local@VValue@v8@@@2@XZ"
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#define fnCompilev2 "?Compile@Script@v8@@SA?AV?$MaybeLocal@VScript@v8@@@2@V?$Local@VContext@v8@@@2@V?$Local@VString@v8@@@2@PAVScriptOrigin@2@@Z"
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#define fnRunv2 "?Run@Script@v8@@QAE?AV?$MaybeLocal@VValue@v8@@@2@V?$Local@VContext@v8@@@2@@Z"
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#else
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#define fnRequestInterrupt "?RequestInterrupt@Isolate@v8@@QEAAXP6AXPEAV12@PEAX@Z1@Z"
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#define fnNewFromUtf8v2 "?NewFromUtf8@String@v8@@SA?AV?$MaybeLocal@VString@v8@@@2@PEAVIsolate@2@PEBDW4NewStringType@2@H@Z"
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#define fnNewFromUtf8v1 "?NewFromUtf8@String@v8@@SA?AV?$Local@VString@v8@@@2@PEAVIsolate@2@PEBDW4NewStringType@12@H@Z"
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#define fnGetCurrentContext "?GetCurrentContext@Isolate@v8@@QEAA?AV?$Local@VContext@v8@@@2@XZ"
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#define fnCompilev1 "?Compile@Script@v8@@SA?AV?$Local@VScript@v8@@@2@V?$Handle@VString@v8@@@2@PEAVScriptOrigin@2@@Z"
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#define fnCompilev12 fnCompilev1
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#define fnRunv1 "?Run@Script@v8@@QEAA?AV?$Local@VValue@v8@@@2@XZ"
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#define fnCompilev2 "?Compile@Script@v8@@SA?AV?$MaybeLocal@VScript@v8@@@2@V?$Local@VContext@v8@@@2@V?$Local@VString@v8@@@2@PEAVScriptOrigin@2@@Z"
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#define fnRunv2 "?Run@Script@v8@@QEAA?AV?$MaybeLocal@VValue@v8@@@2@V?$Local@VContext@v8@@@2@@Z"
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#endif
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typedef void*(THISCALL *GetCurrentContextt)(void*, void*);
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typedef void*(THISCALL *Runt1)(void*,void*);
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typedef void*(THISCALL *Runt2)(void*,void*,void*);
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typedef void*(THISCALL *RequestInterruptt)(void*, RequestInterrupt_callback, void*);
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typedef void*(*NewFromUtf8t)(void*, void*, const char*, int, int) ;
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typedef void*(*Compilet)(void*, void*, void*, void*);
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RequestInterruptt RequestInterrupt;
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NewFromUtf8t NewFromUtf8=0,NewFromUtf8v2,NewFromUtf8v1;
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GetCurrentContextt GetCurrentContext ;
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Compilet Compile;
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void* Run;
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bool v8runscript_isolate(void* isolate){
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if(isolate==0)return false;
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RequestInterrupt= (decltype(RequestInterrupt))GetProcAddress(hmodule, fnRequestInterrupt);
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NewFromUtf8v2 = (decltype(NewFromUtf8))GetProcAddress(hmodule, fnNewFromUtf8v2);
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NewFromUtf8v1 = (decltype(NewFromUtf8))GetProcAddress(hmodule, fnNewFromUtf8v1);
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GetCurrentContext = (decltype(GetCurrentContext))GetProcAddress(hmodule, fnGetCurrentContext);
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if(NewFromUtf8v1)
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{
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NewFromUtf8=NewFromUtf8v1;
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Compile = (decltype(Compile))GetProcAddress(hmodule, fnCompilev1);
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if(!Compile) Compile=(decltype(Compile))GetProcAddress(hmodule, fnCompilev12);
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Run = (decltype(Run))GetProcAddress(hmodule, fnRunv1);
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}
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else if(NewFromUtf8v2)
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{
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NewFromUtf8=NewFromUtf8v2;
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Compile = (decltype(Compile))GetProcAddress(hmodule, fnCompilev2);
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Run = (decltype(Run))GetProcAddress(hmodule, fnRunv2);
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}
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ConsoleOutput("%p %p",NewFromUtf8v1,NewFromUtf8v2);
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ConsoleOutput("%p %p %p %p",GetCurrentContext, NewFromUtf8, Compile, Run);
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if(!(GetCurrentContext && NewFromUtf8 && Compile && Run && RequestInterrupt))return false;
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if(RequestInterrupt==0)return false;
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RequestInterrupt(isolate,+[](void*isolate,void*){
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void* context;
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void* v8string;
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void* script;
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void* useless;
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ConsoleOutput("isolate %p",isolate);
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GetCurrentContext(isolate,&context);
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ConsoleOutput("context %p",context);
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if(context==0)return;
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int is_packed=0;
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if(auto moduleFileName=getModuleFilename()){
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AutoHandle hFile = CreateFile(moduleFileName.value().c_str(), FILE_READ_ATTRIBUTES , FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
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if(hFile){
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LARGE_INTEGER fileSize;
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if (GetFileSizeEx(hFile, &fileSize)) {
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if(fileSize.QuadPart>1024*1024*200){
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//200mb
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is_packed=1;
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}
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}
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}
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}
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NewFromUtf8(&v8string,isolate,FormatString(LoadResData(L"lunajspatch",L"JSSOURCE").c_str(),is_packed).c_str(),1,-1);
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ConsoleOutput("v8string %p",v8string);
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if(v8string==0)return;
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if(NewFromUtf8v1)
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{
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Compile(&script,v8string,0,0);
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ConsoleOutput("script %p",script);
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if(script==0)return;
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((Runt1)Run)(script,&useless);
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ConsoleOutput("useless %p",useless);
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}
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else if(NewFromUtf8v2)
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{
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Compile(&script,context,v8string,0);
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ConsoleOutput("script %p",script);
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if(script==0)return ;
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((Runt2)Run)(script,&useless,context);
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ConsoleOutput("useless %p",useless);
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}
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},0);
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return true;
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}
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void v8runscript_isolate_bypass(hook_stack* stack, HookParam* hp, uintptr_t* data, uintptr_t* split, size_t* len){
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hp->type=HOOK_EMPTY;hp->text_fun=nullptr;
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auto isolate=(void*)stack->ARG2;//测试正确，且和v8::Isolate::GetCurrent结果相同
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v8runscript_isolate(isolate);
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}
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void* v8getcurrisolate(HMODULE hmod){
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#ifndef _WIN64
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#define fnGetCurrent "?GetCurrent@Isolate@v8@@SAPAV12@XZ"
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#define fnTryGetCurrent "?TryGetCurrent@Isolate@v8@@SAPAV12@XZ"
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#else
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#define fnGetCurrent "?GetCurrent@Isolate@v8@@SAPEAV12@XZ"
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#define fnTryGetCurrent "?TryGetCurrent@Isolate@v8@@SAPEAV12@XZ"
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#endif
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void* GetCurrent;
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GetCurrent = GetProcAddress(hmod, fnGetCurrent);
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if ( !GetCurrent )
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GetCurrent = GetProcAddress(hmod, fnTryGetCurrent);
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if(!GetCurrent)return 0;
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auto isolate=((void*(*)())GetCurrent)();
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return isolate;
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}
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bool v8runscript(HMODULE _hmodule){
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auto isolate=v8getcurrisolate(_hmodule);
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if(isolate)
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return v8runscript_isolate(isolate);
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#ifndef _WIN64
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#define fnisolategetters {"?New@Number@v8@@SA?AV?$Local@VNumber@v8@@@2@PEAVIsolate@2@N@Z","?New@Number@v8@@SA?AV?$Local@VNumber@v8@@@2@PAVIsolate@2@N@Z","?NewFromUtf8@String@v8@@SA?AV?$Local@VString@v8@@@2@PAVIsolate@2@PBDW4NewStringType@12@H@Z"}
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#else
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#define fnisolategetters {"?New@Integer@v8@@SA?AV?$Local@VInteger@v8@@@2@PEAVIsolate@2@H@Z","?New@Number@v8@@SA?AV?$Local@VNumber@v8@@@2@PEAVIsolate@2@N@Z","?New@Number@v8@@SA?AV?$Local@VNumber@v8@@@2@PAVIsolate@2@N@Z","?NewFromUtf8@String@v8@@SA?AV?$Local@VString@v8@@@2@PEAVIsolate@2@PEBDW4NewStringType@12@H@Z","?Utf8Length@String@v8@@QEBAHPEAVIsolate@2@@Z"}
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#endif
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bool succ=false;
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for(auto fnisolategetter:fnisolategetters){
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auto isolategetter=GetProcAddress(_hmodule,fnisolategetter);
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if(!isolategetter)continue;
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hmodule=_hmodule;
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HookParam hp;
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hp.address=(uintptr_t)isolategetter;
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hp.text_fun=v8runscript_isolate_bypass;
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succ|= NewHook(hp,"isolategetter");
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}
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return succ;
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}
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}
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namespace{
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#ifndef _WIN64
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#define v8StringLength "?Length@String@v8@@QBEHXZ"
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#define v8StringWriteUtf8 "?WriteUtf8@String@v8@@QBEHPADHPAHH@Z"
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#define v8StringUtf8Length "?Utf8Length@String@v8@@QBEHXZ"
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#define v8StringWrite "?Write@String@v8@@QBEHPAGHHH@Z"
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#define v8StringWriteIsolate "?Write@String@v8@@QBEHPAVIsolate@2@PAGHHH@Z"
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#else
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#define v8StringLength "?Length@String@v8@@QEBAHXZ"
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#define v8StringWriteUtf8 "?WriteUtf8@String@v8@@QEBAHPEADHPEAHH@Z"
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#define v8StringUtf8Length "?Utf8Length@String@v8@@QEBAHXZ"
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#define v8StringWrite "?Write@String@v8@@QEBAHPEAGHHH@Z"
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#define v8StringWriteIsolate "?Write@String@v8@@QEBAHPEAVIsolate@2@PEAGHHH@Z"
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#endif
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uintptr_t WriteUtf8;
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uintptr_t Utf8Length;
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bool hookstring(HMODULE hm){
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WriteUtf8=(uintptr_t)GetProcAddress(hm,v8StringWriteUtf8);
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Utf8Length=(uintptr_t)GetProcAddress(hm,v8StringUtf8Length);
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if(WriteUtf8==0||Utf8Length==0)return false;
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HookParam hp;
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hp.type=USING_STRING|CODEC_UTF8;
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hp.text_fun=
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[](hook_stack* stack, HookParam* hp, uintptr_t* data, uintptr_t* split, size_t* len)
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{
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auto length=((size_t(THISCALL *)(void*))Utf8Length)((void*)stack->THISCALLTHIS);
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if(!length)return;
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auto u8str=new char[length+1];
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int writen;
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((size_t(THISCALL *)(void*,char*,int,int*,int))WriteUtf8)((void*)stack->THISCALLTHIS,u8str,length,&writen,0);
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*data=(uintptr_t)u8str;
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*len=length;
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};
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hp.filter_fun=[](void* data, size_t* len, HookParam* hp){
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if(strstr((char*)data,R"(\\?\)")!=0)return false;//过滤路径
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return true;
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};
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bool succ=false;
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auto pv8StringLength=GetProcAddress(hm,v8StringLength);
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if(pv8StringLength){
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hp.address=(uintptr_t)pv8StringLength;
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succ|=NewHook(hp,"v8::String::Length");
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}
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auto pv8StringWrite=GetProcAddress(hm,v8StringWrite);
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if(pv8StringWrite){
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hp.address=(uintptr_t)pv8StringWrite;
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succ|=NewHook(hp,"v8::String::Write");
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}
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auto pv8StringWriteIsolate=GetProcAddress(hm,v8StringWriteIsolate);
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if(pv8StringWriteIsolate){
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hp.address=(uintptr_t)pv8StringWriteIsolate;
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succ|=NewHook(hp,"v8::String::Write::isolate");
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}
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return succ;
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}
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}
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bool tryhookv8_internal(HMODULE hm){
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auto succ=hookstring(hm);
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if(!std::filesystem::exists(std::filesystem::path(getModuleFilename().value()).replace_filename("disable.clipboard")))
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if(v8script::v8runscript(hm))
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succ|= hookClipboard();
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return succ;
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}
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bool tryhookv8() {
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for (const wchar_t* moduleName : { (const wchar_t*)NULL, L"node.dll", L"nw.dll" }) {
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auto hm=GetModuleHandleW(moduleName);
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if(hm==0)continue;
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bool ok=tryhookv8_internal(hm);
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if(ok) return true;
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}
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return false;
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}
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