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__writefsbyte, __writefsdword, __writefsqword, __writefsword

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Microsoft Specific

Write memory to a location specified by an offset relative to the beginning of the FS segment.

void __writefsbyte( 
   unsigned long Offset, 
   unsigned char Data 
);
void __writefsword( 
   unsigned long Offset, 
   unsigned short Data 
);
void __writefsdword( 
   unsigned long Offset, 
   unsigned long Data 
);
void __writefsqword( 
   unsigned long Offset, 
   unsigned __int64 Data 
);

Parameters

  • [in] Offset
    The offset from the beginning of FS to write to.

  • [in] Data
    The value to write.

Requirements

Intrinsic

Architecture

__writefsbyte

x86

__writefsword

x86

__writefsdword

x86

__writefsqword

x86

Header file <intrin.h>

Remarks

These routines are available only as intrinsics.

See Also

Reference

__readfsbyte, __readfsdword, __readfsqword, __readfsword

Compiler Intrinsics