typedef struct _DBGKD_DEBUG_DATA_HEADER64 {
//
// Link to other blocks
//
LIST_ENTRY64 List;
//
// This is a unique tag to identify the owner of the block.
// If your component only uses one pool tag, use it for this, too.
//
ULONG OwnerTag;
//
// This must be initialized to the size of the data block,
// including this structure.
//
ULONG Size;
} DBGKD_DEBUG_DATA_HEADER64, * PDBGKD_DEBUG_DATA_HEADER64;
typedef struct _KDDEBUGGER_DATA64 {
DBGKD_DEBUG_DATA_HEADER64 Header;
//
// Base address of kernel image
//
ULONG64 KernBase;
//
// DbgBreakPointWithStatus is a function which takes an argument
// and hits a breakpoint. This field contains the address of the
// breakpoint instruction. When the debugger sees a breakpoint
// at this address, it may retrieve the argument from the first
// argument register, or on x86 the eax register.
//
ULONG64 BreakpointWithStatus; // address of breakpoint
//
// Address of the saved context record during a bugcheck
//
// N.B. This is an automatic in KeBugcheckEx's frame, and
// is only valid after a bugcheck.
//
ULONG64 SavedContext;
//
// help for walking stacks with user callbacks:
//
//
// The address of the thread structure is provided in the
// WAIT_STATE_CHANGE packet. This is the offset from the base of
// the thread structure to the pointer to the kernel stack frame
// for the currently active usermode callback.
//
USHORT ThCallbackStack; // offset in thread data
//
// these values are offsets into that frame:
//
USHORT NextCallback; // saved pointer to next callback frame
USHORT FramePointer; // saved frame pointer
//
// pad to a quad boundary
//
USHORT PaeEnabled : 1;
USHORT KiBugCheckRecoveryActive : 1; // Windows 10 Manganese Addition
USHORT PagingLevels : 4;
//
// Address of the kernel callout routine.
//
ULONG64 KiCallUserMode; // kernel routine
//
// Address of the usermode entry point for callbacks.
//
ULONG64 KeUserCallbackDispatcher; // address in ntdll
//
// Addresses of various kernel data structures and lists
// that are of interest to the kernel debugger.
//
ULONG64 PsLoadedModuleList;
ULONG64 PsActiveProcessHead;
ULONG64 PspCidTable;
ULONG64 ExpSystemResourcesList;
ULONG64 ExpPagedPoolDescriptor;
ULONG64 ExpNumberOfPagedPools;
ULONG64 KeTimeIncrement;
ULONG64 KeBugCheckCallbackListHead;
ULONG64 KiBugcheckData;
ULONG64 IopErrorLogListHead;
ULONG64 ObpRootDirectoryObject;
ULONG64 ObpTypeObjectType;
ULONG64 MmSystemCacheStart;
ULONG64 MmSystemCacheEnd;
ULONG64 MmSystemCacheWs;
ULONG64 MmPfnDatabase;
ULONG64 MmSystemPtesStart;
ULONG64 MmSystemPtesEnd;
ULONG64 MmSubsectionBase;
ULONG64 MmNumberOfPagingFiles;
ULONG64 MmLowestPhysicalPage;
ULONG64 MmHighestPhysicalPage;
ULONG64 MmNumberOfPhysicalPages;
ULONG64 MmMaximumNonPagedPoolInBytes;
ULONG64 MmNonPagedSystemStart;
ULONG64 MmNonPagedPoolStart;
ULONG64 MmNonPagedPoolEnd;
ULONG64 MmPagedPoolStart;
ULONG64 MmPagedPoolEnd;
ULONG64 MmPagedPoolInformation;
ULONG64 MmPageSize;
ULONG64 MmSizeOfPagedPoolInBytes;
ULONG64 MmTotalCommitLimit;
ULONG64 MmTotalCommittedPages;
ULONG64 MmSharedCommit;
ULONG64 MmDriverCommit;
ULONG64 MmProcessCommit;
ULONG64 MmPagedPoolCommit;
ULONG64 MmExtendedCommit;
ULONG64 MmZeroedPageListHead;
ULONG64 MmFreePageListHead;
ULONG64 MmStandbyPageListHead;
ULONG64 MmModifiedPageListHead;
ULONG64 MmModifiedNoWritePageListHead;
ULONG64 MmAvailablePages;
ULONG64 MmResidentAvailablePages;
ULONG64 PoolTrackTable;
ULONG64 NonPagedPoolDescriptor;
ULONG64 MmHighestUserAddress;
ULONG64 MmSystemRangeStart;
ULONG64 MmUserProbeAddress;
ULONG64 KdPrintCircularBuffer;
ULONG64 KdPrintCircularBufferEnd;
ULONG64 KdPrintWritePointer;
ULONG64 KdPrintRolloverCount;
ULONG64 MmLoadedUserImageList;
// NT 5.1 Addition
ULONG64 NtBuildLab;
ULONG64 KiNormalSystemCall;
// NT 5.0 hotfix addition
ULONG64 KiProcessorBlock;
ULONG64 MmUnloadedDrivers;
ULONG64 MmLastUnloadedDriver;
ULONG64 MmTriageActionTaken;
ULONG64 MmSpecialPoolTag;
ULONG64 KernelVerifier;
ULONG64 MmVerifierData;
ULONG64 MmAllocatedNonPagedPool;
ULONG64 MmPeakCommitment;
ULONG64 MmTotalCommitLimitMaximum;
ULONG64 CmNtCSDVersion;
// NT 5.1 Addition
ULONG64 MmPhysicalMemoryBlock;
ULONG64 MmSessionBase;
ULONG64 MmSessionSize;
ULONG64 MmSystemParentTablePage;
// Server 2003 addition
ULONG64 MmVirtualTranslationBase;
USHORT OffsetKThreadNextProcessor;
USHORT OffsetKThreadTeb;
USHORT OffsetKThreadKernelStack;
USHORT OffsetKThreadInitialStack;
USHORT OffsetKThreadApcProcess;
USHORT OffsetKThreadState;
USHORT OffsetKThreadBStore;
USHORT OffsetKThreadBStoreLimit;
USHORT SizeEProcess;
USHORT OffsetEprocessPeb;
USHORT OffsetEprocessParentCID;
USHORT OffsetEprocessDirectoryTableBase;
USHORT SizePrcb;
USHORT OffsetPrcbDpcRoutine;
USHORT OffsetPrcbCurrentThread;
USHORT OffsetPrcbMhz;
USHORT OffsetPrcbCpuType;
USHORT OffsetPrcbVendorString;
USHORT OffsetPrcbProcStateContext;
USHORT OffsetPrcbNumber;
USHORT SizeEThread;
UCHAR L1tfHighPhysicalBitIndex; // Windows 10 19H1 Addition
UCHAR L1tfSwizzleBitIndex; // Windows 10 19H1 Addition
ULONG Padding0;
ULONG64 KdPrintCircularBufferPtr;
ULONG64 KdPrintBufferSize;
ULONG64 KeLoaderBlock;
USHORT SizePcr;
USHORT OffsetPcrSelfPcr;
USHORT OffsetPcrCurrentPrcb;
USHORT OffsetPcrContainedPrcb;
USHORT OffsetPcrInitialBStore;
USHORT OffsetPcrBStoreLimit;
USHORT OffsetPcrInitialStack;
USHORT OffsetPcrStackLimit;
USHORT OffsetPrcbPcrPage;
USHORT OffsetPrcbProcStateSpecialReg;
USHORT GdtR0Code;
USHORT GdtR0Data;
USHORT GdtR0Pcr;
USHORT GdtR3Code;
USHORT GdtR3Data;
USHORT GdtR3Teb;
USHORT GdtLdt;
USHORT GdtTss;
USHORT Gdt64R3CmCode;
USHORT Gdt64R3CmTeb;
ULONG64 IopNumTriageDumpDataBlocks;
ULONG64 IopTriageDumpDataBlocks;
// Longhorn addition
ULONG64 VfCrashDataBlock;
ULONG64 MmBadPagesDetected;
ULONG64 MmZeroedPageSingleBitErrorsDetected;
// Windows 7 addition
ULONG64 EtwpDebuggerData;
USHORT OffsetPrcbContext;
// Windows 8 addition
USHORT OffsetPrcbMaxBreakpoints;
USHORT OffsetPrcbMaxWatchpoints;
ULONG OffsetKThreadStackLimit;
ULONG OffsetKThreadStackBase;
ULONG OffsetKThreadQueueListEntry;
ULONG OffsetEThreadIrpList;
USHORT OffsetPrcbIdleThread;
USHORT OffsetPrcbNormalDpcState;
USHORT OffsetPrcbDpcStack;
USHORT OffsetPrcbIsrStack;
USHORT SizeKDPC_STACK_FRAME;
// Windows 8.1 Addition
USHORT OffsetKPriQueueThreadListHead;
USHORT OffsetKThreadWaitReason;
// Windows 10 RS1 Addition
USHORT Padding1;
ULONG64 PteBase;
// Windows 10 RS5 Addition
ULONG64 RetpolineStubFunctionTable;
ULONG RetpolineStubFunctionTableSize;
ULONG RetpolineStubOffset;
ULONG RetpolineStubSize;
// Windows 10 Iron Addition
USHORT OffsetEProcessMmHotPatchContext;
} KDDEBUGGER_DATA64, * PKDDEBUGGER_DATA64;
typedef struct _DBGKD_GET_VERSION64 {
USHORT MajorVersion;
USHORT MinorVersion;
USHORT ProtocolVersion;
USHORT Flags;
USHORT MachineType;
UCHAR MaxPacketType;
UCHAR MaxStateChange;
UCHAR MaxManipulate;
UCHAR Simulation;
USHORT Unused[1];
ULONG64 KernBase;
ULONG64 PsLoadedModuleList;
PKDDEBUGGER_DATA64 DebuggerDataList;
} DBGKD_GET_VERSION64, * PDBGKD_GET_VERSION64;
typedef enum _SYSDBG_COMMAND {
SysDbgQueryModuleInformation,
SysDbgQueryTraceInformation,
SysDbgSetTracepoint,
SysDbgSetSpecialCall,
SysDbgClearSpecialCalls,
SysDbgQuerySpecialCalls,
SysDbgBreakPoint,
SysDbgQueryVersion,
SysDbgReadVirtual,
SysDbgWriteVirtual,
SysDbgReadPhysical,
SysDbgWritePhysical,
SysDbgReadControlSpace,
SysDbgWriteControlSpace,
SysDbgReadIoSpace,
SysDbgWriteIoSpace,
SysDbgReadMsr,
SysDbgWriteMsr,
SysDbgReadBusData,
SysDbgWriteBusData,
SysDbgCheckLowMemory,
SysDbgEnableKernelDebugger,
SysDbgDisableKernelDebugger,
SysDbgGetAutoKdEnable,
SysDbgSetAutoKdEnable,
SysDbgGetPrintBufferSize,
SysDbgSetPrintBufferSize,
SysDbgGetKdUmExceptionEnable,
SysDbgSetKdUmExceptionEnable,
SysDbgGetTriageDump,
SysDbgGetKdBlockEnable,
SysDbgSetKdBlockEnable,
} SYSDBG_COMMAND, * PSYSDBG_COMMAND;
NTKERNELAPI
NTSTATUS
KdSystemDebugControl(
__in SYSDBG_COMMAND Command,
__inout_bcount_opt(InputBufferLength) PVOID InputBuffer,
__in ULONG InputBufferLength,
__out_bcount(OutputBufferLength) PVOID OutputBuffer,
__out_opt ULONG OutputBufferLength,
__out_opt PULONG ReturnLength,
__in KPROCESSOR_MODE PreviousMode
);
NTSTATUS DriverUnload(PDRIVER_OBJECT pDriver)
{
return STATUS_SUCCESS;
}
VOID GetKdVersionBlock(PDBGKD_GET_VERSION64 KdVersionBlock)
{
KdBreakPoint();
KdSystemDebugControl
(
SysDbgQueryVersion,
NULL,
0,
KdVersionBlock,
sizeof(DBGKD_GET_VERSION64),
NULL,
UserMode
);
}
/////////////////////////
//
// 通过KdSystemDebugControl定位KDDEBUGGER_DATA64
//
//
//
NTSTATUS DriverEntry(PDRIVER_OBJECT pDriver, PUNICODE_STRING pReg)
{
PDBGKD_GET_VERSION64 VersionBlock = ExAllocatePool(NonPagedPool, sizeof(DBGKD_GET_VERSION64));
GetKdVersionBlock(VersionBlock);
KDDEBUGGER_DATA64* KdDebugData64 = *(KDDEBUGGER_DATA64**)VersionBlock->DebuggerDataList;
KdPrint(("PspCidTable:%p KernBase:%p", *(ULONG64*)KdDebugData64->PspCidTable, VersionBlock->KernBase));
ExFreePool(VersionBlock);
pDriver->DriverUnload = DriverUnload;
return STATUS_SUCCESS;
}
