/// <summary>
/// 共享某个文件夹
/// </summary>
/// <param name="path">路径</param>
/// <returns>生成的共享名（目前实现是取目录名，会有重名问题）</returns>
public string ShareFolder(
string path)
{
if (!Directory.Exists(path))
{
throw new Exception("目录不存在");
}
if (IsShared(path))
{
throw new Exception("路径已被共享");
}
SHARE_INFO_502 info = new SHARE_INFO_502();
info.shi502_netname = Path.GetFileNameWithoutExtension(path);
info.shi502_type = (uint)SHARE_TYPE.STYPE_DISKTREE;
info.shi502_remark = "";
info.shi502_permissions = (int)SHARE_PERMISSIONS.ACCESS_ALL;
info.shi502_max_uses = -1;
info.shi502_current_uses = 0;
info.shi502_path = path;
info.shi502_passwd = IntPtr.Zero;
info.shi502_reserved = 0;
info.shi502_security_descriptor = IntPtr.Zero;
uint err;
var result = netapi32.NetShareAdd(null, 502, ref info, out err);
if (result != 0)
{
string errMsg = null;
if (Enum.IsDefined(typeof(NetError), result))
{
errMsg = "。描述：" + ((NetError)result).ToString();
}
throw new Exception(String.Format("共享失败，错误码：{0},{1}{2}", result, err, errMsg));
}
SharedFoldersChanged(this, EventArgs.Empty);
return(info.shi502_netname);
}
public static extern uint NetShareAdd(
[MarshalAs(UnmanagedType.LPWStr)] string strServer,
Int32 dwLevel,
ref SHARE_INFO_502 buf,
out uint parm_err
);