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恍兮惚兮 2024-12-05 20:50:05 +08:00
parent 91de371675
commit 79ee33288e
2 changed files with 81 additions and 23 deletions
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84
cpp/LunaHook/LunaHook/engine32/PONScripter.cpp
View File

@ -19,14 +19,8 @@ bool InsertPONScripterHook()
hp.index = 0xc;
return NewHook(hp, "PONScripter");
}
else
ConsoleOutput("failed to find function start");
}
else
ConsoleOutput("failed to find string reference");
}
else
ConsoleOutput("failed to find string");
return false;
}
void PONScripterFilter(TextBuffer *buffer, HookParam *)
@ -73,17 +67,13 @@ bool InsertPONScripterEngHook()
ULONG range = min(processStopAddress - processStartAddress, MAX_REL_ADDR);
ULONG addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStartAddress + range);
if (!addr)
{
ConsoleOutput("PONScripterEng: pattern not found");
return false;
}
HookParam hp;
hp.address = addr + addr_offset;
hp.offset = get_reg(regs::eax);
hp.type = USING_STRING | CODEC_UTF8;
hp.filter_fun = PONScripterFilter;
ConsoleOutput("INSERT PONScripterEng");
return NewHook(hp, "PONScripterEng");
}
@ -107,22 +97,86 @@ bool InsertPONScripterJapHook()
ULONG range = min(processStopAddress - processStartAddress, MAX_REL_ADDR);
ULONG addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStartAddress + range);
if (!addr)
{
ConsoleOutput("PONScripterJap: pattern not found");
return false;
}
HookParam hp;
hp.address = addr;
hp.offset = get_reg(regs::edx);
hp.type = USING_STRING | CODEC_UTF8;
hp.filter_fun = PONScripterFilter;
ConsoleOutput("INSERT PONScripterJap");
return NewHook(hp, "PONScripterJap");
}
namespace
{
bool pons()
{
/*
int __thiscall sub_46A3C0(int *this, void *a2, int a3)
{
int result; // eax
int v4; // esi
int v5; // [esp+12h] [ebp-26h] BYREF
int v6; // [esp+14h] [ebp-24h] BYREF
char v7[32]; // [esp+18h] [ebp-20h] BYREF
result = sub_460780(this + 1, a2, a3); <--findbytes+xref
if ( result == -1 )
{
sub_684AC0("CBString::Failure in concatenate", (int)&v5);
sub_65EF20(&v6);
sub_683500((char *)&v5 + 1);
v4 = sub_6B17C0(8);
sub_65EEE0(v7);
sub_6B1F70(v4, &ZTIN7Bstrlib17CBStringExceptionE, sub_65EFD0);
}
return result;
}
*/
const BYTE bytes[] = {
0x55, 0x57, 0x56, 0x53,
0x83, 0xec, XX,
0x8b, 0x5c, 0x24, XX,
0x8b, 0x7c, 0x24, XX,
0x8b, 0x74, 0x24, XX,
0x85, 0xdb,
0x0f, 0x84, XX4,
0x8b, 0x43, 0x08,
0x85, 0xc0,
0x89, 0x44, 0x24, 0x0c,
0x0f, 0x84, XX4,
0x8b, 0x43, 0x04,
0x85, 0xc0,
0x78, XX,
0x8b, 0x13,
0x39, 0xd0,
0x7f, XX,
0x85, 0xd2,
0x7e, XX,
0x85, 0xff,
0x8d, 0x76, 0x00,
0x74, XX,
0x89, 0xf5,
0xc1, 0xed, 0x1f};
ULONG addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStopAddress);
if (!addr)
return false;
auto addrs = findxref_reverse_checkcallop(addr, processStartAddress, processStopAddress, 0xe8);
if (1 != addrs.size())
return false;
for (addr = addrs[0]; (addrs[0] - addr < 0x30) && ((*(BYTE *)addr) != 0x55); addr -= 1)
;
if (*(BYTE *)addr != 0x55)
return false;
HookParam hp;
hp.address = addr;
hp.offset = get_stack(1);
hp.type = USING_CHAR | CODEC_UTF8 | DATA_INDIRECT;
return NewHook(hp, "PONScripter2");
}
}
bool PONScripter::attach_function()
{
bool ok = InsertPONScripterEngHook() && InsertPONScripterJapHook();
return ok || InsertPONScripterHook(); // If a language hook is missing, the original code is executed
return ok || (pons() || InsertPONScripterHook()); // If a language hook is missing, the original code is executed
}

20
cpp/LunaHook/LunaHook/engine32/PONScripter.h
View File

@ -1,11 +1,15 @@
class PONScripter:public ENGINE{
public:
PONScripter(){
check_by=CHECK_BY::FILE_ANY;
check_by_target=check_by_list{L"Proportional ONScripter",L"ponscr.exe"};
};
bool attach_function();
class PONScripter : public ENGINE
{
public:
PONScripter()
{
check_by = CHECK_BY::CUSTOM;
check_by_target = []()
{
return Util::CheckFile(L"arc.nsa") && (Util::SearchResourceString(L"Proportional ONScripter") || Util::SearchResourceString(L"Ponscripter") || Util::SearchResourceString(L"ponscr.exe"));
};
};
bool attach_function();
};