68 lines
3.0 KiB
C
68 lines
3.0 KiB
C
/*****************************************************************************\
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* *
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* Filename GetFileAttributes.c *
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* *
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* Description: UTF-8 version of WIN32's GetFileAttributes() *
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* *
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* Notes: *
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* *
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* History: *
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* 2016-09-12 JFL Created this file. *
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* *
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* Copyright 2016 Hewlett Packard Enterprise Development LP *
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* Licensed under the Apache 2.0 license - www.apache.org/licenses/LICENSE-2.0 *
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\*****************************************************************************/
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#ifdef _WIN32 /* Automatically defined when targeting a Win32 application */
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#include <windows.h> /* Also includes MsvcLibX' WIN32 UTF-8 extensions */
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#include "msvcLimits.h"
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/*---------------------------------------------------------------------------*\
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* *
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| Function: GetFileAttributesU |
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| Description: Get atributes for a UTF-8 path. |
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| Parameters: See WIN32's GetFileAttributes() |
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| Return value: The file attributes flags |
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| Notes: |
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| History: |
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| 2014-07-02 JFL Created this routine |
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* *
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\*---------------------------------------------------------------------------*/
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DWORD WINAPI GetFileAttributesU(LPCTSTR lpFileName) {
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WCHAR *pwszName;
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DWORD dwAttrs;
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int n;
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/* Allocate a buffer large enough for any Unicode pathname */
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pwszName = (void *)LocalAlloc(LMEM_FIXED, UNICODE_PATH_MAX * sizeof(WCHAR));
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if (!pwszName) return 0;
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/* Convert the pathname to a unicode string, with the proper extension prefixes if it's longer than 260 bytes */
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n = MultiByteToWidePath(CP_UTF8, /* CodePage, (CP_ACP, CP_OEMCP, CP_UTF8, ...) */
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lpFileName, /* lpMultiByteStr, */
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pwszName, /* lpWideCharStr, */
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UNICODE_PATH_MAX /* cchWideChar, */
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);
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if (!n) {
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LocalFree((HLOCAL)pwszName);
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return 0;
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}
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/* Get the file attributes, using the Unicode version of the function */
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dwAttrs = GetFileAttributesW(pwszName);
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/* Cleanup and return */
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LocalFree((HLOCAL)pwszName);
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return dwAttrs;
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}
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#endif /* defined(_WIN32) */
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