FS Register 정의 Undocumented API

출처 : http://blog.naver.com/koheung?Redirect=Log&logNo=120054818133 이 내용은 뽑아서 항상 보도록! FS 세그먼트는 매우 중요한 부분중 하나다

Position	Length	Windows Versions	Description
FS:[0x00]	4	Win9x and NT	Current Structured Exception Handling (SEH) frame
FS:[0x04]	4	Win9x and NT	Top of stack
FS:[0x08]	4	Win9x and NT	Current bottom of stack
FS:[0x10]	4	NT	Fiber data
FS:[0x14]	4	Win9x and NT	Arbitrary data slot
FS:[0x18]	4	Win9x and NT	Linear address of TIB or TEB
-	-	NT	End of NT subsystem independent part
FS:[0x1C]	4	NT	Environment Pointer
FS:[0x20]	4	NT	Process ID
FS:[0x24]	4	NT	Current thread ID
FS:[0x28]	4	NT	Active RPC Handle
FS:[0x2C]	4	Win9x and NT	Linear address of the thread-local storage array
FS:[0x30]	4	NT	Linear address of Process Environment Block (PEB)
FS:[0x34]	4	NT	Last error number
FS:[0x38]	4	NT	Count of owned critical sections
FS:[0x3C]	4	NT	Address of CSR Client Thread
FS:[0x40]	4	NT	Win32 Thread Information
FS:[0x44]	124	NT,Wine	Win32 client information (NT), user32 private data (Wine), 0x60 = LastError (Win95), 0x74 = LastError (WinME)
FS:[0xC0]	4	NT	Reserved for Wow32
FS:[0xC4]	4	NT	Current Locale
FS:[0xC8]	4	NT	FP Software Status Register
FS:[0xCC]	216	NT,Wine	Reserved for OS (NT), kernel32 private data (Wine)
FS:[0x1A4]	4	NT	Exception code
FS:[0x1A8]	18	NT	Activation context stack
FS:[0x1BC]	24	NT,Wine	Spare bytes (NT), ntdll private data (Wine)
FS:[0x1D4]	40	NT,Wine	Reserved for OS (NT), ntdll private data (Wine)
FS:[0x1FC]	1248	NT,Wine	GDI TEB Batch (OS), vm86 private data (Wine)
FS:[0x6DC]	4	NT	GDI Region
FS:[0x6E0]	4	NT	GDI Pen
FS:[0x6E4]	4	NT	GDI Brush
FS:[0x6E8]	4	NT	Real Process ID
FS:[0x6EC]	4	NT	Real Thread ID
FS:[0x6F0]	4	NT	GDI cached process handle
FS:[0x6F4]	4	NT	GDI client process ID (PID)
FS:[0x6F8]	4	NT	GDI client thread ID (TID)
FS:[0x6FC]	4	NT	GDI thread locale information
FS:[0x700]	20	NT	Reserved for user application
FS:[0x714]	1248	NT	Reserved for GL
FS:[0xBF4]	4	NT	Last Status Value
FS:[0xBF8]	214	NT	Reserved for advapi32
FS:[0xE0C]	4	NT	Pointer to deallocation stack
FS:[0xE10]	256	NT	TLS slots, 4 byte per slot
FS:[0xF10]	8	NT	TLS links (LIST_ENTRY structure)
FS:[0xF18]	4	NT	VDM
FS:[0xF1C]	4	NT	Reserved for RPC