能力值：
( LV2，RANK：10 )
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2 楼
mov esi,[ebx+60h]就是IoGetCurrentIrpStackLocation宏
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能力值：
( LV2，RANK：10 )
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3 楼
为什么是这样子的呢？
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能力值：
![]()
(RANK：1060 )
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4 楼
因为你查的结构不完整。
lkd> dt _IRP -r
+0x000 Type : Int2B
+0x002 Size : Uint2B
+0x004 MdlAddress : Ptr32 _MDL
+0x000 Next : Ptr32 _MDL
+0x000 Next : Ptr32 _MDL
+0x004 Size : Int2B
+0x006 MdlFlags : Int2B
+0x008 Process : Ptr32 _EPROCESS
+0x00c MappedSystemVa : Ptr32 Void
+0x010 StartVa : Ptr32 Void
+0x014 ByteCount : Uint4B
+0x018 ByteOffset : Uint4B
+0x004 Size : Int2B
+0x006 MdlFlags : Int2B
+0x008 Process : Ptr32 _EPROCESS
+0x000 Pcb : _KPROCESS
+0x06c ProcessLock : _EX_PUSH_LOCK
+0x070 CreateTime : _LARGE_INTEGER
+0x078 ExitTime : _LARGE_INTEGER
+0x080 RundownProtect : _EX_RUNDOWN_REF
+0x084 UniqueProcessId : Ptr32 Void
+0x088 ActiveProcessLinks : _LIST_ENTRY
+0x090 QuotaUsage : [3] Uint4B
+0x09c QuotaPeak : [3] Uint4B
+0x0a8 CommitCharge : Uint4B
+0x0ac PeakVirtualSize : Uint4B
+0x0b0 VirtualSize : Uint4B
+0x0b4 SessionProcessLinks : _LIST_ENTRY
+0x0bc DebugPort : Ptr32 Void
+0x0c0 ExceptionPort : Ptr32 Void
+0x0c4 ObjectTable : Ptr32 _HANDLE_TABLE
+0x0c8 Token : _EX_FAST_REF
+0x0cc WorkingSetLock : _FAST_MUTEX
+0x0ec WorkingSetPage : Uint4B
+0x0f0 AddressCreationLock : _FAST_MUTEX
+0x110 HyperSpaceLock : Uint4B
+0x114 ForkInProgress : Ptr32 _ETHREAD
+0x118 HardwareTrigger : Uint4B
+0x11c VadRoot : Ptr32 Void
+0x120 VadHint : Ptr32 Void
+0x124 CloneRoot : Ptr32 Void
+0x128 NumberOfPrivatePages : Uint4B
+0x12c NumberOfLockedPages : Uint4B
+0x130 Win32Process : Ptr32 Void
+0x134 Job : Ptr32 _EJOB
+0x138 SectionObject : Ptr32 Void
+0x13c SectionBaseAddress : Ptr32 Void
+0x140 QuotaBlock : Ptr32 _EPROCESS_QUOTA_BLOCK
+0x144 WorkingSetWatch : Ptr32 _PAGEFAULT_HISTORY
+0x148 Win32WindowStation : Ptr32 Void
+0x14c InheritedFromUniqueProcessId : Ptr32 Void
+0x150 LdtInformation : Ptr32 Void
+0x154 VadFreeHint : Ptr32 Void
+0x158 VdmObjects : Ptr32 Void
+0x15c DeviceMap : Ptr32 Void
+0x160 PhysicalVadList : _LIST_ENTRY
+0x168 PageDirectoryPte : _HARDWARE_PTE
+0x168 Filler : Uint8B
+0x170 Session : Ptr32 Void
+0x174 ImageFileName : [16] UChar
+0x184 JobLinks : _LIST_ENTRY
+0x18c LockedPagesList : Ptr32 Void
+0x190 ThreadListHead : _LIST_ENTRY
+0x198 SecurityPort : Ptr32 Void
+0x19c PaeTop : Ptr32 Void
+0x1a0 ActiveThreads : Uint4B
+0x1a4 GrantedAccess : Uint4B
+0x1a8 DefaultHardErrorProcessing : Uint4B
+0x1ac LastThreadExitStatus : Int4B
+0x1b0 Peb : Ptr32 _PEB
+0x1b4 PrefetchTrace : _EX_FAST_REF
+0x1b8 ReadOperationCount : _LARGE_INTEGER
+0x1c0 WriteOperationCount : _LARGE_INTEGER
+0x1c8 OtherOperationCount : _LARGE_INTEGER
+0x1d0 ReadTransferCount : _LARGE_INTEGER
+0x1d8 WriteTransferCount : _LARGE_INTEGER
+0x1e0 OtherTransferCount : _LARGE_INTEGER
+0x1e8 CommitChargeLimit : Uint4B
+0x1ec CommitChargePeak : Uint4B
+0x1f0 AweInfo : Ptr32 Void
+0x1f4 SeAuditProcessCreationInfo : _SE_AUDIT_PROCESS_CREATION_INFO
+0x1f8 Vm : _MMSUPPORT
+0x238 LastFaultCount : Uint4B
+0x23c ModifiedPageCount : Uint4B
+0x240 NumberOfVads : Uint4B
+0x244 JobStatus : Uint4B
+0x248 Flags : Uint4B
+0x248 CreateReported : Pos 0, 1 Bit
+0x248 NoDebugInherit : Pos 1, 1 Bit
+0x248 ProcessExiting : Pos 2, 1 Bit
+0x248 ProcessDelete : Pos 3, 1 Bit
+0x248 Wow64SplitPages : Pos 4, 1 Bit
+0x248 VmDeleted : Pos 5, 1 Bit
+0x248 OutswapEnabled : Pos 6, 1 Bit
+0x248 Outswapped : Pos 7, 1 Bit
+0x248 ForkFailed : Pos 8, 1 Bit
+0x248 HasPhysicalVad : Pos 9, 1 Bit
+0x248 AddressSpaceInitialized : Pos 10, 2 Bits
+0x248 SetTimerResolution : Pos 12, 1 Bit
+0x248 BreakOnTermination : Pos 13, 1 Bit
+0x248 SessionCreationUnderway : Pos 14, 1 Bit
+0x248 WriteWatch : Pos 15, 1 Bit
+0x248 ProcessInSession : Pos 16, 1 Bit
+0x248 OverrideAddressSpace : Pos 17, 1 Bit
+0x248 HasAddressSpace : Pos 18, 1 Bit
+0x248 LaunchPrefetched : Pos 19, 1 Bit
+0x248 InjectInpageErrors : Pos 20, 1 Bit
+0x248 VmTopDown : Pos 21, 1 Bit
+0x248 Unused3 : Pos 22, 1 Bit
+0x248 Unused4 : Pos 23, 1 Bit
+0x248 VdmAllowed : Pos 24, 1 Bit
+0x248 Unused : Pos 25, 5 Bits
+0x248 Unused1 : Pos 30, 1 Bit
+0x248 Unused2 : Pos 31, 1 Bit
+0x24c ExitStatus : Int4B
+0x250 NextPageColor : Uint2B
+0x252 SubSystemMinorVersion : UChar
+0x253 SubSystemMajorVersion : UChar
+0x252 SubSystemVersion : Uint2B
+0x254 PriorityClass : UChar
+0x255 WorkingSetAcquiredUnsafe : UChar
+0x258 Cookie : Uint4B
+0x00c MappedSystemVa : Ptr32 Void
+0x010 StartVa : Ptr32 Void
+0x014 ByteCount : Uint4B
+0x018 ByteOffset : Uint4B
+0x008 Flags : Uint4B
+0x00c AssociatedIrp : __unnamed
+0x000 MasterIrp : Ptr32 _IRP
+0x000 Type : Int2B
+0x002 Size : Uint2B
+0x004 MdlAddress : Ptr32 _MDL
+0x008 Flags : Uint4B
+0x00c AssociatedIrp : __unnamed
+0x010 ThreadListEntry : _LIST_ENTRY
+0x018 IoStatus : _IO_STATUS_BLOCK
+0x020 RequestorMode : Char
+0x021 PendingReturned : UChar
+0x022 StackCount : Char
+0x023 CurrentLocation : Char
+0x024 Cancel : UChar
+0x025 CancelIrql : UChar
+0x026 ApcEnvironment : Char
+0x027 AllocationFlags : UChar
+0x028 UserIosb : Ptr32 _IO_STATUS_BLOCK
+0x02c UserEvent : Ptr32 _KEVENT
+0x030 Overlay : __unnamed
+0x038 CancelRoutine : Ptr32
+0x03c UserBuffer : Ptr32 Void
+0x040 Tail : __unnamed
+0x000 IrpCount : Int4B
+0x000 SystemBuffer : Ptr32 Void
+0x010 ThreadListEntry : _LIST_ENTRY
+0x000 Flink : Ptr32 _LIST_ENTRY
+0x000 Flink : Ptr32 _LIST_ENTRY
+0x004 Blink : Ptr32 _LIST_ENTRY
+0x004 Blink : Ptr32 _LIST_ENTRY
+0x000 Flink : Ptr32 _LIST_ENTRY
+0x004 Blink : Ptr32 _LIST_ENTRY
+0x018 IoStatus : _IO_STATUS_BLOCK
+0x000 Status : Int4B
+0x000 Pointer : Ptr32 Void
+0x004 Information : Uint4B
+0x020 RequestorMode : Char
+0x021 PendingReturned : UChar
+0x022 StackCount : Char
+0x023 CurrentLocation : Char
+0x024 Cancel : UChar
+0x025 CancelIrql : UChar
+0x026 ApcEnvironment : Char
+0x027 AllocationFlags : UChar
+0x028 UserIosb : Ptr32 _IO_STATUS_BLOCK
+0x000 Status : Int4B
+0x000 Pointer : Ptr32 Void
+0x004 Information : Uint4B
+0x02c UserEvent : Ptr32 _KEVENT
+0x000 Header : _DISPATCHER_HEADER
+0x000 Type : UChar
+0x001 Absolute : UChar
+0x002 Size : UChar
+0x003 Inserted : UChar
+0x004 SignalState : Int4B
+0x008 WaitListHead : _LIST_ENTRY
+0x030 Overlay : __unnamed
+0x000 AsynchronousParameters : __unnamed
+0x000 UserApcRoutine : Ptr32
+0x004 UserApcContext : Ptr32 Void
+0x000 AllocationSize : _LARGE_INTEGER
+0x000 LowPart : Uint4B
+0x004 HighPart : Int4B
+0x000 u : __unnamed
+0x000 QuadPart : Int8B
+0x038 CancelRoutine : Ptr32
+0x03c UserBuffer : Ptr32 Void
+0x040 Tail : __unnamed
+0x000 Overlay : __unnamed
+0x000 DeviceQueueEntry : _KDEVICE_QUEUE_ENTRY
+0x000 DriverContext : [4] Ptr32 Void
+0x010 Thread : Ptr32 _ETHREAD
+0x014 AuxiliaryBuffer : Ptr32 Char
+0x018 ListEntry : _LIST_ENTRY
+0x020 CurrentStackLocation : Ptr32 _IO_STACK_LOCATION
+0x020 PacketType : Uint4B
+0x024 OriginalFileObject : Ptr32 _FILE_OBJECT
+0x000 Apc : _KAPC
+0x000 Type : Int2B
+0x002 Size : Int2B
+0x004 Spare0 : Uint4B
+0x008 Thread : Ptr32 _KTHREAD
+0x00c ApcListEntry : _LIST_ENTRY
+0x014 KernelRoutine : Ptr32
+0x018 RundownRoutine : Ptr32
+0x01c NormalRoutine : Ptr32
+0x020 NormalContext : Ptr32 Void
+0x024 SystemArgument1 : Ptr32 Void
+0x028 SystemArgument2 : Ptr32 Void
+0x02c ApcStateIndex : Char
+0x02d ApcMode : Char
+0x02e Inserted : UChar
+0x000 CompletionKey : Ptr32 Void
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能力值：
( LV2，RANK：10 )
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5 楼
关键问题是，如果不用－r参数将得到和我列出的差不多的一个结构，这个结构里面大部分都是指针。并不影响整体结构的大小吧
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能力值：
( LV13，RANK：410 )
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6 楼
里面有Union
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能力值：
( LV7，RANK：100 )
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7 楼
IRP的长度是可变的，不是固定的
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能力值：
( LV2，RANK：10 )
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8 楼
FG牛......
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