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LunaHook-mirror/LunaHook/engines/v8/v8.cpp

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v8 Update v8.cpp Update lunajspatch.js Update v8.cpp
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#include"types.h"
#include"main.h"
#include"v8.h"
#ifndef _WIN64
#define arg2 stack[2]
#else
#define arg2 rdx
#endif
namespace{
bool hookClipboard(){
HookParam hp;
hp.address=(uintptr_t)SetClipboardData;
hp.type= USING_STRING|CODEC_UTF16|EMBED_ABLE|EMBED_BEFORE_SIMPLE;
hp.text_fun=[](hook_stack* stack, HookParam *hp, uintptr_t* data, uintptr_t* split, size_t* len){
HGLOBAL hClipboardData=(HGLOBAL)stack->arg2;
*data=(uintptr_t)GlobalLock(hClipboardData);
*len=wcslen((wchar_t*)*data)*2;
GlobalUnlock(hClipboardData);
};
hp.hook_after=[](hook_stack*s,void* data, size_t len){
HGLOBAL hClipboardData = GlobalAlloc(GMEM_MOVEABLE, len +2);
auto pchData = (wchar_t*)GlobalLock(hClipboardData);
wcscpy(pchData, (wchar_t*)data);
GlobalUnlock(hClipboardData);
s->arg2=(uintptr_t)hClipboardData;
};
return NewHook(hp,"hookClipboard");
}
}
namespace v8script{
HMODULE hmodule;
v8
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typedef void(*RequestInterrupt_callback)(void*, void*);
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#ifndef _WIN64
v8
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#define fnRequestInterrupt "?RequestInterrupt@Isolate@v8@@QAEXP6AXPAV12@PAX@Z1@Z"
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#define fnNewFromUtf8v2 "?NewFromUtf8@String@v8@@SA?AV?$MaybeLocal@VString@v8@@@2@PAVIsolate@2@PBDW4NewStringType@2@H@Z"
#define fnNewFromUtf8v1 "?NewFromUtf8@String@v8@@SA?AV?$Local@VString@v8@@@2@PAVIsolate@2@PBDW4NewStringType@12@H@Z"
#define fnGetCurrentContext "?GetCurrentContext@Isolate@v8@@QAE?AV?$Local@VContext@v8@@@2@XZ"
#define fnCompilev1 "?Compile@Script@v8@@SA?AV?$Local@VScript@v8@@@2@V?$Handle@VString@v8@@@2@PAVScriptOrigin@2@@Z"
#define fnCompilev12 "?Compile@Script@v8@@SA?AV?$Local@VScript@v8@@@2@V?$Local@VString@v8@@@2@PAVScriptOrigin@2@@Z"
#define fnRunv1 "?Run@Script@v8@@QAE?AV?$Local@VValue@v8@@@2@XZ"
#define fnCompilev2 "?Compile@Script@v8@@SA?AV?$MaybeLocal@VScript@v8@@@2@V?$Local@VContext@v8@@@2@V?$Local@VString@v8@@@2@PAVScriptOrigin@2@@Z"
#define fnRunv2 "?Run@Script@v8@@QAE?AV?$MaybeLocal@VValue@v8@@@2@V?$Local@VContext@v8@@@2@@Z"
typedef void*(__thiscall *GetCurrentContextt)(void*, void*);
typedef void*(__thiscall*Runt1)(void*,void*);
typedef void*(__thiscall*Runt2)(void*,void*,void*);
v8
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typedef void*(__thiscall *RequestInterruptt)(void*, RequestInterrupt_callback, void*);
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#else
v8
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#define fnRequestInterrupt "?RequestInterrupt@Isolate@v8@@QEAAXP6AXPEAV12@PEAX@Z1@Z"
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#define fnNewFromUtf8v2 "?NewFromUtf8@String@v8@@SA?AV?$MaybeLocal@VString@v8@@@2@PEAVIsolate@2@PEBDW4NewStringType@2@H@Z"
#define fnNewFromUtf8v1 "?NewFromUtf8@String@v8@@SA?AV?$Local@VString@v8@@@2@PEAVIsolate@2@PEBDW4NewStringType@12@H@Z"
#define fnGetCurrentContext "?GetCurrentContext@Isolate@v8@@QEAA?AV?$Local@VContext@v8@@@2@XZ"
#define fnCompilev1 "?Compile@Script@v8@@SA?AV?$Local@VScript@v8@@@2@V?$Handle@VString@v8@@@2@PEAVScriptOrigin@2@@Z"
#define fnCompilev12 fnCompilev1
#define fnRunv1 "?Run@Script@v8@@QEAA?AV?$Local@VValue@v8@@@2@XZ"
#define fnCompilev2 "?Compile@Script@v8@@SA?AV?$MaybeLocal@VScript@v8@@@2@V?$Local@VContext@v8@@@2@V?$Local@VString@v8@@@2@PEAVScriptOrigin@2@@Z"
#define fnRunv2 "?Run@Script@v8@@QEAA?AV?$MaybeLocal@VValue@v8@@@2@V?$Local@VContext@v8@@@2@@Z"
typedef void*(*GetCurrentContextt)(void*, void*);
typedef void*(*Runt1)(void*,void*);
typedef void*(*Runt2)(void*,void*,void*);
v8
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typedef void*(*RequestInterruptt)(void*, RequestInterrupt_callback, void*);
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#endif
typedef void*(*NewFromUtf8t)(void*, void*, const char*, int, int) ;
typedef void*(*Compilet)(void*, void*, void*, void*);
v8
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RequestInterruptt RequestInterrupt;
NewFromUtf8t NewFromUtf8=0,NewFromUtf8v2,NewFromUtf8v1;
GetCurrentContextt GetCurrentContext ;
Compilet Compile;
void* Run;
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bool v8runscript_isolate(void* isolate){
if(isolate==0)return false;
v8
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RequestInterrupt= (decltype(RequestInterrupt))GetProcAddress(hmodule, fnRequestInterrupt);
NewFromUtf8v2 = (decltype(NewFromUtf8))GetProcAddress(hmodule, fnNewFromUtf8v2);
NewFromUtf8v1 = (decltype(NewFromUtf8))GetProcAddress(hmodule, fnNewFromUtf8v1);
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GetCurrentContext = (decltype(GetCurrentContext))GetProcAddress(hmodule, fnGetCurrentContext);
if(NewFromUtf8v1)
{
NewFromUtf8=NewFromUtf8v1;
Compile = (decltype(Compile))GetProcAddress(hmodule, fnCompilev1);
v8
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if(!Compile) Compile=(decltype(Compile))GetProcAddress(hmodule, fnCompilev12);
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Run = (decltype(Run))GetProcAddress(hmodule, fnRunv1);
}
else if(NewFromUtf8v2)
{
NewFromUtf8=NewFromUtf8v2;
Compile = (decltype(Compile))GetProcAddress(hmodule, fnCompilev2);
Run = (decltype(Run))GetProcAddress(hmodule, fnRunv2);
}
v8
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ConsoleOutput("%p %p",NewFromUtf8v1,NewFromUtf8v2);
ConsoleOutput("%p %p %p %p",GetCurrentContext, NewFromUtf8, Compile, Run);
if(!(GetCurrentContext && NewFromUtf8 && Compile && Run && RequestInterrupt))return false;
if(RequestInterrupt==0)return false;
RequestInterrupt(isolate,+[](void*isolate,void*){
void* context;
void* v8string;
void* script;
void* useless;
ConsoleOutput("isolate %p",isolate);
GetCurrentContext(isolate,&context);
ConsoleOutput("context %p",context);
if(context==0)return;
NewFromUtf8(&v8string,isolate,LoadResData(L"lunajspatch",L"JSSOURCE").c_str(),1,-1);
ConsoleOutput("v8string %p",v8string);
if(v8string==0)return;
if(NewFromUtf8v1)
{
Compile(&script,v8string,0,0);
ConsoleOutput("script %p",script);
if(script==0)return;
((Runt1)Run)(script,&useless);
}
else if(NewFromUtf8v2)
{
Compile(&script,context,v8string,0);
ConsoleOutput("script %p",script);
if(script==0)return ;
((Runt2)Run)(script,&useless,context);
ConsoleOutput("useless %p",useless);
}
},0);
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return true;
}
void v8runscript_isolate_bypass(hook_stack* stack, HookParam* hp, uintptr_t* data, uintptr_t* split, size_t* len){
hp->type=HOOK_EMPTY;hp->text_fun=nullptr;
#ifndef _WIN64
#define isolatearg stack[2]
#else
#define isolatearg rdx
#endif
auto isolate=(void*)stack->isolatearg;//测试正确，且和v8::Isolate::GetCurrent结果相同
v8runscript_isolate(isolate);
}
void* v8getcurrisolate(HMODULE hmod){
#ifndef _WIN64
#define fnGetCurrent "?GetCurrent@Isolate@v8@@SAPAV12@XZ"
#define fnTryGetCurrent "?TryGetCurrent@Isolate@v8@@SAPAV12@XZ"
#else
#define fnGetCurrent "?GetCurrent@Isolate@v8@@SAPEAV12@XZ"
#define fnTryGetCurrent "?TryGetCurrent@Isolate@v8@@SAPEAV12@XZ"
#endif
void* GetCurrent;
GetCurrent = GetProcAddress(hmod, fnGetCurrent);
if ( !GetCurrent )
GetCurrent = GetProcAddress(hmod, fnTryGetCurrent);
if(!GetCurrent)return 0;
auto isolate=((void*(*)())GetCurrent)();
return isolate;
}
bool v8runscript(HMODULE _hmodule){
auto isolate=v8getcurrisolate(_hmodule);
if(isolate)
return v8runscript_isolate(isolate);
#ifndef _WIN64
Update v8.cpp
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#define fnisolategetter "?NewFromUtf8@String@v8@@SA?AV?$Local@VString@v8@@@2@PAVIsolate@2@PBDW4NewStringType@12@H@Z"
#define fnisolategetter2 fnisolategetter
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#else
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#define fnisolategetter "?Utf8Length@String@v8@@QEBAHPEAVIsolate@2@@Z"
#define fnisolategetter2 "?NewFromUtf8@String@v8@@SA?AV?$Local@VString@v8@@@2@PEAVIsolate@2@PEBDW4NewStringType@12@H@Z"
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#endif
Update v8.cpp
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auto isolategetter=GetProcAddress(_hmodule,fnisolategetter);
if(!isolategetter)
isolategetter=GetProcAddress(_hmodule,fnisolategetter2);
if(!isolategetter)return false;
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hmodule=_hmodule;
HookParam hp;
Update v8.cpp
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hp.address=(uintptr_t)isolategetter;
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hp.text_fun=v8runscript_isolate_bypass;
return NewHook(hp,"v8isolate");
}
}
namespace{
bool hookstringlength(HMODULE hm){
#ifndef _WIN64
#define v8StringLength "?Length@String@v8@@QBEHXZ"
#define v8StringWriteUtf8 "?WriteUtf8@String@v8@@QBEHPADHPAHH@Z"
#define v8StringUtf8Length "?Utf8Length@String@v8@@QBEHXZ"
#else
#define v8StringLength "?Length@String@v8@@QEBAHXZ"
#define v8StringWriteUtf8 "?WriteUtf8@String@v8@@QEBAHPEADHPEAHH@Z"
#define v8StringUtf8Length "?Utf8Length@String@v8@@QEBAHXZ"
#endif
auto Length=GetProcAddress(hm,v8StringLength);
static uintptr_t WriteUtf8;
static uintptr_t Utf8Length;
WriteUtf8=(uintptr_t)GetProcAddress(hm,v8StringWriteUtf8);
Utf8Length=(uintptr_t)GetProcAddress(hm,v8StringUtf8Length);
if(Length==0||WriteUtf8==0||Utf8Length==0)return false;
HookParam hp;
hp.address=(uintptr_t)Length;
hp.type=USING_STRING|CODEC_UTF8;
hp.text_fun=
[](hook_stack* stack, HookParam* hp, uintptr_t* data, uintptr_t* split, size_t* len)
{
#ifndef _WIN64
auto length=((size_t(__thiscall*)(void*))Utf8Length)((void*)stack->ecx);
#else
auto length=((size_t(*)(void*))Utf8Length)((void*)stack->rcx);
#endif
if(!length)return;
auto u8str=new char[length+1];
int writen;
#ifndef _WIN64
((size_t(__thiscall*)(void*,char*,int,int*,int))WriteUtf8)((void*)stack->ecx,u8str,length,&writen,0);
#else
((size_t(*)(void*,char*,int,int*,int))WriteUtf8)((void*)stack->rcx,u8str,length,&writen,0);
#endif
*data=(uintptr_t)u8str;
*len=length;
};
Update v8.cpp
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hp.filter_fun=[](void* data, size_t* len, HookParam* hp){
if(strstr((char*)data,R"(\\?\)")!=0)return false;//过滤路径
return true;
};
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return NewHook(hp,"v8::String::Length");
}
}
bool tryhookv8(HMODULE hm){
auto succ=hookstringlength(hm);
if(v8script::v8runscript(hm))
succ|= hookClipboard();
return succ;
}
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