Re: kernel32: Implement and test GetVolumePathNamesForVolumeName.

[Alexandre Julliard]

Hans Leidekker  writes:
> BOOL WINAPI GetVolumePathNamesForVolumeNameW(LPCWSTR volumename, LPWSTR volumepathname, DWORD buflen, PDWORD returnlen)
>  {
> - FIXME("(%s, %p, %d, %p), stub!\n", debugstr_w(volumename), volumepathname, buflen, returnlen);
> - SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
> - return FALSE;
> - static const WCHAR prefixW[] =
> -
>    {'\\','\\','?','\\','V','o','l','u','m','e','{','0','0','0','0','0','0','0','0','-','0','0','0','0','-', 
> -
>     '0','0','0','0','-','0','0','0','0','-','0','0','0','0','0','0','0','0','0','0'};
> - static const WCHAR fmtW[] = {'%','c',':','\',0};
> -
> - TRACE("%s, %p, %u, %p\n", debugstr_w(volumename), volumepathname, buflen, returnlen);
> -
> - if (!volumename || strlenW( volumename ) != 49 ||
> -
>    volumename[47] != '}' || memcmp( volumename, prefixW, sizeof(prefixW) ))
> - {
> -
>    SetLastError( ERROR_INVALID_NAME );
> -
>    return FALSE;
> - }
> - if (returnlen)
> - {
> -
>    *returnlen = 5;
> - }
> - if (buflen < 5 || !volumepathname)
> - {
> -
>    SetLastError( ERROR_MORE_DATA );
> -
>    return FALSE;
> - }
> - sprintfW( volumepathname, fmtW, strtolW( volumename + 45, NULL, 16 ) );
> - volumepathname[4] = 0;
> - return TRUE;

Please don't make assumption about volume guids. This should be
implemented by retrieving the correct data from mountmgr.