87 lines
1.4 KiB
C++
87 lines
1.4 KiB
C++
/*++
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Copyright (c) 1998-2000 Microsoft Corporation
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Module Name:
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drstr.cpp
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Abstract:
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Misc. String Utils
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Author:
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Tad Brockway
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Revision History:
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--*/
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#include <precom.h>
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#define TRC_FILE "drstr"
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#include "drstr.h"
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#include "atrcapi.h"
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#include "drdbg.h"
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BOOL
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DrSetStringValue(
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IN OUT DRSTRING *str,
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IN const DRSTRING value
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)
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/*++
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Routine Description:
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Set a string value after resizing the data member.
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Arguments:
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string - String to set/resize.
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value - Value to set string to.
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Return Value:
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TRUE on success. Otherwise, FALSE
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--*/
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{
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ULONG len;
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BOOL ret = TRUE;
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HRESULT hr;
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DC_BEGIN_FN("DrSetStringValue");
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//
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// Release the current name.
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//
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if (*str != NULL) {
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delete *str;
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}
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//
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// Allocate the new name.
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//
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if (value != NULL) {
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len = (STRLEN(value) + 1);
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*str = new TCHAR[len];
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if (*str != NULL) {
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hr = StringCchCopy(*str, len, value);
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TRC_ASSERT(SUCCEEDED(hr),
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(TB,_T("Str copy for long string failed: 0x%x"),hr));
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}
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else {
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TRC_ERR((TB, _T("Can't allocate %ld bytes for string."), len));
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ret = FALSE;
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}
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}
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else {
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*str = NULL;
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}
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DC_END_FN();
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return ret;
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}
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