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WinDurango/dlls/kernelx/kernelx.cpp

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15 KiB
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#include "pch.h"
NtAllocateVirtualMemory_t NtAllocateVirtualMemory;
NtFreeVirtualMemory_t NtFreeVirtualMemory;
//Ignoring this as for now (just hope it's not being used and it's not useful.)
__int64 NlsUpdateLocale_X() {
return 0();
}
void WakeByAddressSingle_X(PVOID Address) {
WakeByAddressSingle(Address);
}
void WakeByAddressAll_X(PVOID Address) {
WakeByAddressAll(Address);
}
BOOL __stdcall WaitOnAddress_X(volatile void* Address, PVOID CompareAddress, SIZE_T AddressSize, DWORD dwMilliseconds)
{
return WaitOnAddress(Address, CompareAddress, AddressSize, dwMilliseconds);
}
bool ToolingMemoryStatus_X(__int64 a1)
{
int v3; // eax
__int64 SystemInformation[4]; // [rsp+20h] [rbp-38h] BYREF
if (*(DWORD*)a1 != 40)
{
SetLastError(0x57u);
return false;
}
v3 = NtQuerySystemInformation((SYSTEM_INFORMATION_CLASS)(0x96 | 0x80), SystemInformation, 0x20u, 0i64);
if (v3 < 0)
{
SetLastError(v3);
return false;
}
*(DWORD*)(a1 + 8) = SystemInformation[0];
*(DWORD*)(a1 + 16) = SystemInformation[1];
*(DWORD*)(a1 + 24) = SystemInformation[2];
*(DWORD*)(a1 + 32) = SystemInformation[3];
return true;
}
bool TitleMemoryStatus_X(__int64 a1)
{
int v3; // eax
__int64 v4; // rcx
__int64 v5; // rax
__int64 v6; // rax
__int64 v7; // rcx
__int64 v8; // rax
__int64 ProcessInformation[10]; // [rsp+30h] [rbp-68h] BYREF
if (*(DWORD*)a1 != 80)
{
SetLastError(0x57u);
return false;
}
v3 = NtQueryInformationProcess(
(HANDLE)0xFFFFFFFFFFFFFFFFi64,
(PROCESSINFOCLASS)(0x3A | 0x3A),
ProcessInformation,
0x48u,
0i64);
if (v3 < 0)
{
SetLastError(v3);
return false;
}
v4 = ProcessInformation[2];
v5 = ProcessInformation[0];
*(DWORD*)(a1 + 8) = ProcessInformation[0];
*(DWORD*)(a1 + 16) = v5 - ProcessInformation[1];
v6 = ProcessInformation[4] - v4;
*(DWORD*)(a1 + 24) = v4;
v7 = ProcessInformation[5];
*(DWORD*)(a1 + 40) = v6;
*(DWORD*)(a1 + 32) = ProcessInformation[3];
v8 = ProcessInformation[6] - v7;
*(DWORD*)(a1 + 48) = v7;
*(DWORD*)(a1 + 56) = v8;
*(DWORD*)(a1 + 64) = ProcessInformation[7];
*(DWORD*)(a1 + 72) = ProcessInformation[8];
return true;
}
// We ignore setting this as we actually don't care about this.
bool SetThreadpoolAffinityMask_X()
{
return true;
}
__int64 SetThreadName_X(HANDLE ThreadHandle, const WCHAR* a2)
{
int v3; // eax
_UNICODE_STRING DestinationString; // [rsp+20h] [rbp-18h] BYREF
RtlInitUnicodeString(&DestinationString, a2);
v3 = NtSetInformationThread(ThreadHandle, ThreadNameInformation, &DestinationString, 0x10u);
if (v3 >= 0)
return 1i64;
return 0i64;
}
unsigned __int64 QueryProcessorSchedulingStatistics_X(unsigned __int64* a1)
{
unsigned __int64 result = 0;
LARGE_INTEGER frequency = { 0 };
LARGE_INTEGER counter = { 0 };
// Query the performance frequency and counter
QueryPerformanceFrequency(&frequency);
QueryPerformanceCounter(&counter);
// Set a1[2] based on the performance counter and frequency
a1[2] = counter.QuadPart / (frequency.QuadPart / 10000000);
// Use the CPUID instruction
int cpuInfo[4] = { 0 }; // {EAX, EBX, ECX, EDX}
__cpuid(cpuInfo, 0); // This gets the highest function supported by CPUID
// Combine RBX and RAX as a 64-bit value and store in *a1
a1[0] = __ull_rshift(cpuInfo[1], cpuInfo[0]); // EBX (RBX), EAX (RAX)
// Combine RDX and RCX as a 64-bit value and store in a1[1]
result = __ull_rshift(cpuInfo[3], cpuInfo[2]); // EDX (RDX), ECX (RCX)
a1[1] = result;
return result;
}
bool JobTitleMemoryStatus_X(void* a1, __int64 a2)
{
int v4; // eax
__int64 v5; // rcx
__int64 v6; // rax
__int64 v7; // rax
__int64 v8; // rcx
__int64 v9; // rax
__int64 JobInformation[10]; // [rsp+30h] [rbp-68h] BYREF
if (*(DWORD*)a2 != 80)
{
SetLastError(0x57u);
return false;
}
v4 = QueryInformationJobObject(a1, (JOBOBJECTINFOCLASS)(JobObjectGroupInformation | 0x10), JobInformation, 0x48u, 0i64);
if (v4 < 0)
{
SetLastError(v4);
return false;
}
v5 = JobInformation[2];
v6 = JobInformation[0];
*(DWORD*)(a2 + 8) = JobInformation[0];
*(DWORD*)(a2 + 16) = v6 - JobInformation[1];
v7 = JobInformation[4] - v5;
*(DWORD*)(a2 + 24) = v5;
v8 = JobInformation[5];
*(DWORD*)(a2 + 40) = v7;
*(DWORD*)(a2 + 32) = JobInformation[3];
v9 = JobInformation[6] - v8;
*(DWORD*)(a2 + 48) = v8;
*(DWORD*)(a2 + 56) = v9;
*(DWORD*)(a2 + 64) = JobInformation[7];
*(DWORD*)(a2 + 72) = JobInformation[8];
return true;
}
__int64 GetThreadName_X(HANDLE ThreadHandle, void* a2, unsigned __int64 a3, unsigned __int64* a4)
{
NTSTATUS v8; // ecx
const void** v10; // rbp
ULONG v11; // ebx
unsigned __int64 v12; // rsi
NTSTATUS v13; // eax
int v14; // edi
ULONG ReturnLength; // [rsp+78h] [rbp+20h] BYREF
if (!a4)
{
v8 = -1073741811;
LABEL_3:
SetLastError(v8);
return 0i64;
}
v10 = 0i64;
v11 = 144;
v12 = 0i64;
while (1)
{
if (v10)
HeapFree(GetProcessHeap(), 0, v10);
v10 = (const void**)HeapAlloc(GetProcessHeap(), 0, v11);
if (!v10)
{
v14 = -1073741801;
goto LABEL_18;
}
v13 = NtQueryInformationThread(ThreadHandle, ThreadNameInformation, v10, v11, &ReturnLength);
v14 = v13;
if (v13 != -1073741820 && v13 != -1073741789 && v13 != -2147483643)
break;
v11 = ReturnLength;
}
if (v13 >= 0)
{
v12 = (unsigned __int64)*(unsigned __int16*)v10 >> 1;
if (a2 && v12 < a3)
{
memcpy(a2, v10[1], 2 * v12);
*((WORD*)a2 + v12) = 0;
}
else
{
++v12;
v14 = -1073741789;
}
}
LABEL_18:
*a4 = v12;
HeapFree(GetProcessHeap(), 0, v10);
if (v14 < 0)
{
v8 = v14;
goto LABEL_3;
}
return 1i64;
}
void GetSystemOSVersion_X(uint8_t* buffer) {
if (!buffer) return;
int cpuInfo[4] = { -1 };
// Execute CPUID with EAX = 1
__cpuid(cpuInfo, 1);
int eax = cpuInfo[0];
int ebx = cpuInfo[1];
int edx = cpuInfo[3];
// Store parts of the results in the buffer
buffer[0] = (uint8_t)(ebx & 0xFF); // Lowest 8 bits of EBX
buffer[1] = (uint8_t)((eax >> 24) & 0xFF); // Highest 8 bits of EAX
*(uint16_t*)(buffer + 2) = (uint16_t)((eax >> 16) & 0xFFFF); // Second 16 bits of EAX (High 16 bits of lower 32 bits)
*(uint16_t*)(buffer + 4) = (uint16_t)(edx & 0xFFFF); // Low 16 bits of EDX
}
CONSOLE_TYPE GetConsoleType_X() {
return CONSOLE_TYPE::CONSOLE_TYPE_XBOX_ONE_X_DEVKIT;
}
uint32_t dword_180021AA0[16];
uint32_t dword_180021A60[16];
int64_t qword_18002C7E0[34];
HANDLE HeapHandle;
void XMemFreeDefault_X(PVOID pADDRESS, uint64_t dwAllocAttributes) {
uint64_t v3 = dwAllocAttributes >> 29;
uint32_t v2 = static_cast<uint32_t>(dwAllocAttributes);
// Check if RtlFreeHeap can be used
if (!dword_180021A60[v3 & 0xF] && (v2 & 0x1F000000) <= 0x4000000 && (v2 & 0xC000) == 0) {
HeapFree(HeapHandle, 0, pADDRESS);
}
uint64_t v6 = v3 & 0xF;
int64_t v7 = qword_18002C7E0[v6];
// Check if the memory can be freed using sub_18000EA08
if (!v7 || !*reinterpret_cast<uint64_t*>(v7 + 48) ||
*reinterpret_cast<uint64_t*>(v7 + 48) > reinterpret_cast<uint64_t>(pADDRESS) ||
*reinterpret_cast<uint64_t*>(v7 + 56) < reinterpret_cast<uint64_t>(pADDRESS)) {
v7 = qword_18002C7E0[static_cast<unsigned int>(v6 + 16)];
if (!v7 || !*reinterpret_cast<uint64_t*>(v7 + 48) ||
*reinterpret_cast<uint64_t*>(v7 + 48) > reinterpret_cast<uint64_t>(pADDRESS) ||
*reinterpret_cast<uint64_t*>(v7 + 56) < reinterpret_cast<uint64_t>(pADDRESS)) {
v7 = 0;
}
}
if (v7) {
//Bored to implement
//return sub_18000EA08() ? TRUE : FALSE;
}
SIZE_T RegionSize = 0;
// Attempt to free virtual memory
NtFreeVirtualMemory(
reinterpret_cast<HANDLE>(0xFFFFFFFFFFFFFFFF),
&pADDRESS,
&RegionSize,
MEM_RELEASE
);
}
void XMemFree_X(PVOID pADDRESS, uint64_t dwAllocAttributes) {
XMemFreeDefault_X(pADDRESS, dwAllocAttributes);
}
// Define PVOID for non-Windows environments if needed
#ifndef _WINDEF_
typedef void* PVOID;
#endif
PVOID XMemAllocDefault_X(SIZE_T dwSize, uint64_t flags) {
PVOID ptr = nullptr;
// Example flag usage: we assume if the highest bit of flags is set, we zero the memory.
bool shouldZeroMemory = (flags & (1ULL << 63)) != 0;
// Allocate memory
ptr = malloc(dwSize);
// Optionally zero out the memory if the flag is set
if (ptr && shouldZeroMemory) {
memset(ptr, 0, dwSize);
}
return ptr;
}
PVOID XMemAlloc_X(SIZE_T dwSize, uint64_t flags) {
return XMemAllocDefault_X(dwSize, flags);
}
static decltype(&XMemAlloc_X) XMemAllocRoutine_X;
static decltype(&XMemFree_X) XMemFreeRoutine_X;
static CRITICAL_SECTION XMemSetAllocationHooksLock_X;
void XMemSetAllocationHooks_X(decltype(&XMemAlloc_X) Alloc, decltype(&XMemFree_X) Free)
{
EnterCriticalSection(&XMemSetAllocationHooksLock_X);
if (Alloc) {
XMemAllocRoutine_X = Alloc;
XMemFreeRoutine_X = Free;
}
else {
XMemAllocRoutine_X = &XMemAllocDefault_X;
XMemFreeRoutine_X = &XMemFreeDefault_X;
}
LeaveCriticalSection(&XMemSetAllocationHooksLock_X);
}
// TODO
// absolutely temporary implementation I just want to make it work
// sub_18001BCA0
char* qword_18002B880;
char* qword_18002B890;
HANDLE qword_18002B820;
HANDLE qword_18002B830;
HANDLE qword_18002B818;
HANDLE qword_18002B850;
HANDLE qword_18002B858;
HANDLE qword_18002B888;
HANDLE P;
char* dword_18002B84C;
//sub_18001BB8C
int dword_18002BF68;
int sub_18001D528()
{
//TODO
return 0;
}
INT16 sub_18001D768()
{
//TODO
return 0;
}
int sub_18001D96C(int v2, unsigned short* codePageData, unsigned int p, bool t, long l)
{
//TODO
return 0;
}
__int64 sub_18001BB8C()
{
// I know it should look better if it was initalized at dllmain.cpp but then I can't fix some idiotic errors
HMODULE ntdll = LoadLibraryA("ntdll.dll");
if (ntdll) {
NtAllocateVirtualMemory =
(NtAllocateVirtualMemory_t)GetProcAddress(ntdll, "NtAllocateVirtualMemory");
NtFreeVirtualMemory =
(NtFreeVirtualMemory_t)GetProcAddress(ntdll, "NtFreeVirtualMemory");
FreeLibrary(ntdll);
}
/*unsigned int v0; // ebx
unsigned __int16* AnsiCodePageData; // rdx
int v2; // ecx
PVOID v3; // rbx
HMODULE v4; // rcx
v0 = 0;
if (!dword_18002B84C)
{
v0 = sub_18001D528();
if (!v0)
{
v0 = sub_18001D768();
if (!v0)
{
// not sure
AnsiCodePageData = (unsigned __int16*)NtCurrentTeb()->ProcessEnvironmentBlock->ProcessParameters;
v2 = AnsiCodePageData[1];
dword_18002BF68 = v2;
v0 = sub_18001D96C(v2, AnsiCodePageData, (unsigned int)&P, 0, 0LL);
if (!v0)
{
RtlAcquireSRWLockExclusive(&unk_18002B838);
qword_18002B828 = sub_18001EB38(127LL);
if (qword_18002B828)
{
RtlReleaseSRWLockExclusive(&unk_18002B838);
qword_18002B990 = 0LL;
qword_18002B980 = 0LL;
word_18002BF64 = 1;
Event = 0LL;
dword_18002B84C = 1;
}
else
{
RtlReleaseSRWLockExclusive(&unk_18002B838);
v3 = P;
v4 = (HMODULE) * ((_QWORD*)P + 8);
if (v4)
FreeLibrary(v4);
RtlFreeHeap(NtCurrentPeb()->ProcessHeap, 0, v3);
P = 0LL;
return 87;
}
}
}
}
}
return v0;*/
return 0;
}
// absolutely temporary implementation I just want to make it work
// decompilation from ghidra (it looks horrible lol)
NTSTATUS sub_18001BCA0(HINSTANCE hInstance, DWORD forwardReason, LPVOID lpvReserved)
{
char* v0; // rax
__int64 v1; // rdi
__int64 v2; // rsi
char* v3; // rbx
HMODULE v4; // rcx
char* v5; // rbp
char* v6; // rax
__int64 v7; // rdi
__int64 v8; // rsi
char* v9; // r8
char* v10; // rbx
PVOID v11; // rbx
HMODULE v12; // rcx
NTSTATUS result; // al
v0 = (char*)qword_18002B880;
if (qword_18002B880)
{
v1 = 0LL;
v2 = 197LL;
do
{
v3 = *(char**)&v0[v1];
if (v3)
{
do
{
v4 = (HMODULE)v3[8];
v5 = (char*)v3[9];
if (v4)
FreeLibrary(v4);
HeapFree(GetProcessHeap(), 0, v3);
v3 = v5;
} while (v5);
v0 = (char*)qword_18002B880;
}
v1 += 8LL;
--v2;
} while (v2);
if (v0)
HeapFree(GetProcessHeap(), 0, qword_18002B880);
qword_18002B880 = 0LL;
}
v6 = (char*)qword_18002B890;
v7 = 0LL;
v8 = 128LL;
do
{
v9 = *(char**)&v6[v7];
if (v9)
{
do
{
v10 = (char*)v9[10];
HeapFree(GetProcessHeap(), 0, v9);
v9 = v10;
} while (v10);
v6 = (char*)qword_18002B890;
}
v7 += 8LL;
--v8;
} while (v8);
if (v6)
HeapFree(GetProcessHeap(), 0, qword_18002B890);
qword_18002B890 = 0LL;
if (qword_18002B888)
HeapFree(GetProcessHeap(), 0, qword_18002B888);
// P ?!?
v11 = P;
qword_18002B888 = 0LL;
v12 = (HMODULE) * ((char*)P + 8);
if (v12)
FreeLibrary(v12);
result = HeapFree(GetProcessHeap(), 0, v11);
P = 0LL;
if (GetModuleHandle)
{
result = NtClose(GetModuleHandle);
}
if (qword_18002B820)
{
result = NtClose(qword_18002B820);
qword_18002B820 = 0LL;
}
if (qword_18002B830)
{
result = NtClose(qword_18002B830);
qword_18002B830 = 0LL;
}
if (qword_18002B818)
{
result = NtClose(qword_18002B818);
qword_18002B818 = 0LL;
}
if (qword_18002B850)
{
result = NtClose(qword_18002B850);
qword_18002B850 = 0LL;
}
if (qword_18002B858)
{
result = NtClose(qword_18002B858);
qword_18002B858 = 0LL;
}
dword_18002B84C = 0;
return result;
}
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