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RtlUpperString routine

The RtlUpperString routine copies the given SourceString to the DestinationString buffer, converting it to uppercase.

Syntax


VOID RtlUpperString(
  _Inout_  PSTRING DestinationString,
  _In_     const STRING *SourceString
);

Parameters

DestinationString [in, out]

Pointer to the buffer for the converted destination string.

SourceString [in]

Pointer to the source string to be converted to uppercase.

Return value

None

Remarks

The MaximumLength and Buffer members of DestinationString are not modified by this routine.

The number of bytes copied from SourceString is either the Length of SourceString or the MaximumLength of DestinationString, whichever is smaller.

Requirements

Version

Available starting with Windows 2000.

Header

Ntddk.h (include Ntddk.h)

Library

Ntoskrnl.lib

IRQL

<=APC_LEVEL

See also

RtlUpperChar

 

 

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