RtlxAnsiStringToUnicodeSize - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
#ifndef _NTRTL_H

NTSYSAPI
ULONG
NTAPI
RtlxAnsiStringToUnicodeSize(
    _In_ PCANSI_STRING AnsiString
    );

#endif

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// wdm.h

NTSYSAPI ULONG RtlxAnsiStringToUnicodeSize(
  [in] PCANSI_STRING AnsiString
);

View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (nf-wdm-rtlxansistringtounicodesize)

RtlxAnsiStringToUnicodeSize function

Description

The RtlxAnsiStringToUnicodeSize routine returns the number of bytes that are required for a null-terminated Unicode string that is equivalent to a specified ANSI string.

Parameters

AnsiString [in]

Pointer to the ANSI string for which to compute the number of bytes that are required for an equivalent null-terminated Unicode string.

Return value

RtlxAnsiStringToUnicodeSize returns the number of bytes that are required for an equivalent null-terminated Unicode string, if the ANSI string can be translated into a Unicode string by using the current system locale information. Otherwise, this routine returns zero.

Remarks

The ANSI string is interpreted for the current system locale.

See also

RtlAnsiStringToUnicodeSize

View the official Windows Driver Kit DDI reference

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