Windows进程与线程学习笔记(二)—— 线程结构体
Windows進(jìn)程與線程學(xué)習(xí)筆記(二)—— 線程結(jié)構(gòu)體
- 線程結(jié)構(gòu)體
- ETHREAD
- +0x000 Tcb : _KTHREAD
- 練習(xí)
線程結(jié)構(gòu)體
ETHREAD
描述:
在WinDbg中查看:
kd>dt _ETHREAD
ntdll!_ETHREAD+0x000 Tcb : _KTHREAD+0x1c0 CreateTime : _LARGE_INTEGER+0x1c0 NestedFaultCount : Pos 0, 2 Bits+0x1c0 ApcNeeded : Pos 2, 1 Bit+0x1c8 ExitTime : _LARGE_INTEGER+0x1c8 LpcReplyChain : _LIST_ENTRY+0x1c8 KeyedWaitChain : _LIST_ENTRY+0x1d0 ExitStatus : Int4B+0x1d0 OfsChain : Ptr32 Void+0x1d4 PostBlockList : _LIST_ENTRY+0x1dc TerminationPort : Ptr32 _TERMINATION_PORT+0x1dc ReaperLink : Ptr32 _ETHREAD+0x1dc KeyedWaitValue : Ptr32 Void+0x1e0 ActiveTimerListLock : Uint4B+0x1e4 ActiveTimerListHead : _LIST_ENTRY+0x1ec Cid : _CLIENT_ID+0x1f4 LpcReplySemaphore : _KSEMAPHORE+0x1f4 KeyedWaitSemaphore : _KSEMAPHORE+0x208 LpcReplyMessage : Ptr32 Void+0x208 LpcWaitingOnPort : Ptr32 Void+0x20c ImpersonationInfo : Ptr32 _PS_IMPERSONATION_INFORMATION+0x210 IrpList : _LIST_ENTRY+0x218 TopLevelIrp : Uint4B+0x21c DeviceToVerify : Ptr32 _DEVICE_OBJECT+0x220 ThreadsProcess : Ptr32 _EPROCESS+0x224 StartAddress : Ptr32 Void+0x228 Win32StartAddress : Ptr32 Void+0x228 LpcReceivedMessageId : Uint4B+0x22c ThreadListEntry : _LIST_ENTRY+0x234 RundownProtect : _EX_RUNDOWN_REF+0x238 ThreadLock : _EX_PUSH_LOCK+0x23c LpcReplyMessageId : Uint4B+0x240 ReadClusterSize : Uint4B+0x244 GrantedAccess : Uint4B+0x248 CrossThreadFlags : Uint4B+0x248 Terminated : Pos 0, 1 Bit+0x248 DeadThread : Pos 1, 1 Bit+0x248 HideFromDebugger : Pos 2, 1 Bit+0x248 ActiveImpersonationInfo : Pos 3, 1 Bit+0x248 SystemThread : Pos 4, 1 Bit+0x248 HardErrorsAreDisabled : Pos 5, 1 Bit+0x248 BreakOnTermination : Pos 6, 1 Bit+0x248 SkipCreationMsg : Pos 7, 1 Bit+0x248 SkipTerminationMsg : Pos 8, 1 Bit+0x24c SameThreadPassiveFlags : Uint4B+0x24c ActiveExWorker : Pos 0, 1 Bit+0x24c ExWorkerCanWaitUser : Pos 1, 1 Bit+0x24c MemoryMaker : Pos 2, 1 Bit+0x250 SameThreadApcFlags : Uint4B+0x250 LpcReceivedMsgIdValid : Pos 0, 1 Bit+0x250 LpcExitThreadCalled : Pos 1, 1 Bit+0x250 AddressSpaceOwner : Pos 2, 1 Bit+0x254 ForwardClusterOnly : UChar+0x255 DisablePageFaultClustering : UCharCid:_CLIENT_ID結(jié)構(gòu)體
ThreadProcess:指向自己所屬進(jìn)程
ThreadListEntry:雙向鏈表,包含一個(gè)進(jìn)程的所有線程,一共有兩個(gè)這樣的鏈表
+0x000 Tcb : _KTHREAD
描述:EHREAD結(jié)構(gòu)體的成員之一
在WinDbg中查看:
kd>dt _KTHREAD
ntdll!_KTHREAD+0x000 Header : _DISPATCHER_HEADER+0x010 MutantListHead : _LIST_ENTRY+0x018 InitialStack : Ptr32 Void+0x01c StackLimit : Ptr32 Void+0x020 Teb : Ptr32 Void+0x024 TlsArray : Ptr32 Void+0x028 KernelStack : Ptr32 Void+0x02c DebugActive : UChar+0x02d State : UChar+0x02e Alerted : [2] UChar+0x030 Iopl : UChar+0x031 NpxState : UChar+0x032 Saturation : Char+0x033 Priority : Char+0x034 ApcState : _KAPC_STATE+0x04c ContextSwitches : Uint4B+0x050 IdleSwapBlock : UChar+0x051 Spare0 : [3] UChar+0x054 WaitStatus : Int4B+0x058 WaitIrql : UChar+0x059 WaitMode : Char+0x05a WaitNext : UChar+0x05b WaitReason : UChar+0x05c WaitBlockList : Ptr32 _KWAIT_BLOCK+0x060 WaitListEntry : _LIST_ENTRY+0x060 SwapListEntry : _SINGLE_LIST_ENTRY+0x068 WaitTime : Uint4B+0x06c BasePriority : Char+0x06d DecrementCount : UChar+0x06e PriorityDecrement : Char+0x06f Quantum : Char+0x070 WaitBlock : [4] _KWAIT_BLOCK+0x0d0 LegoData : Ptr32 Void+0x0d4 KernelApcDisable : Uint4B+0x0d8 UserAffinity : Uint4B+0x0dc SystemAffinityActive : UChar+0x0dd PowerState : UChar+0x0de NpxIrql : UChar+0x0df InitialNode : UChar+0x0e0 ServiceTable : Ptr32 Void+0x0e4 Queue : Ptr32 _KQUEUE+0x0e8 ApcQueueLock : Uint4B+0x0f0 Timer : _KTIMER+0x118 QueueListEntry : _LIST_ENTRY+0x120 SoftAffinity : Uint4B+0x124 Affinity : Uint4B+0x128 Preempted : UChar+0x129 ProcessReadyQueue : UChar+0x12a KernelStackResident : UChar+0x12b NextProcessor : UChar+0x12c CallbackStack : Ptr32 Void+0x130 Win32Thread : Ptr32 Void+0x134 TrapFrame : Ptr32 _KTRAP_FRAME+0x138 ApcStatePointer : [2] Ptr32 _KAPC_STATE+0x140 PreviousMode : Char+0x141 EnableStackSwap : UChar+0x142 LargeStack : UChar+0x143 ResourceIndex : UChar+0x144 KernelTime : Uint4B+0x148 UserTime : Uint4B+0x14c SavedApcState : _KAPC_STATE+0x164 Alertable : UChar+0x165 ApcStateIndex : UChar+0x166 ApcQueueable : UChar+0x167 AutoAlignment : UChar+0x168 StackBase : Ptr32 Void+0x16c SuspendApc : _KAPC+0x19c SuspendSemaphore : _KSEMAPHORE+0x1b0 ThreadListEntry : _LIST_ENTRY+0x1b8 FreezeCount : Char+0x1b9 SuspendCount : Char+0x1ba IdealProcessor : UChar+0x1bb DisableBoost : UCharHeader:
InitialStack/StackLimit/KernelStack:
Teb:
DebugActive:如果為-1,不能使用調(diào)試寄存器 Dr0 ~ Dr7
ApcState/ApcQueueLock/ApcStatePointer/SavedApcState:APC相關(guān),后續(xù)學(xué)習(xí)
State:線程狀態(tài)(就緒/等待/運(yùn)行)
BasePriority:
WaitBlock:等待哪個(gè)對(duì)象(WaitForSingleObject)
ServiceTable:指向系統(tǒng)服務(wù)表基址
TrapFrame:進(jìn)0環(huán)時(shí)保存環(huán)境
PreviousMode:某些內(nèi)核函數(shù)會(huì)判斷程序是在3環(huán)還是0環(huán)調(diào)用的
ThreadListEntry:雙向鏈表,包含一個(gè)進(jìn)程的所有線程,一共有兩個(gè)這樣的鏈表
練習(xí)
要求:斷開進(jìn)程的某個(gè)線程
思考:
答案:略(待補(bǔ)充)
總結(jié)
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