??C#?????dos???????????????
???????????? ???????[ 2013/11/18 13:46:49 ] ????????
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????subts????????????????????????????????????????????????????????net use????????????????C#?????????????????????????????·???????????net use??????
??????????C#?????????
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<span style="white-space:pre"> </span>[DllImport("mpr.dll"?? CharSet = CharSet.Unicode?? SetLastError = true)]
public static extern int WNetGetConnection(
[MarshalAs(UnmanagedType.LPTStr)] string localName??
[MarshalAs(UnmanagedType.LPTStr)] StringBuilder remoteName??
ref int length);
/// <summary>
/// Given a path?? returns the UNC path or the original. (No exceptions
/// are raised by this function directly). For example?? "P:2008-02-29"
/// might return: "\networkserverSharesPhotos2008-02-09"
/// </summary>
/// <param name="originalPath">The path to convert to a UNC Path</param>
/// <returns>A UNC path. If a network drive letter is specified?? the
/// drive letter is converted to a UNC or network path. If the
/// originalPath cannot be converted?? it is returned unchanged.</returns>
public string GetPathForMappedDriveFile(string originalPath)
{
StringBuilder sb = new StringBuilder(512);
int size = sb.Capacity;
// look for the {LETTER}: combination ...
if (originalPath.Length > 2 && originalPath[1] == ':')
{
// don't use char.IsLetter here - as that can be misleading
// the only valid drive letters are a-z && A-Z.
char c = originalPath[0];
if ((c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z'))
{
int error = WNetGetConnection(originalPath.Substring(0?? 2)??
sb?? ref size);
if (error == 0)
{
DirectoryInfo dir = new DirectoryInfo(originalPath);
string path = Path.GetFullPath(originalPath)
.Substring(Path.GetPathRoot(originalPath).Length);
return Path.Combine(sb.ToString().TrimEnd()?? path);
}
}
}
return originalPath;
}
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