public static extern int WNetAddConnection2A(NETRESOURCE[] lpNetResource, string lpPassword, string lpUserName,
int dwFlags);
public static int Connect(string remotePath, string localPath, string username, string password)
{
NETRESOURCE[] share_driver = new NETRESOURCE[1];
share_driver[0].dwScope = RESOURCE_SCOPE.RESOURCE_GLOBALNET;
share_driver[0].dwType = RESOURCE_TYPE.RESOURCETYPE_DISK;
share_driver[0].dwDisplayType = RESOURCE_DISPLAYTYPE.RESOURCEDISPLAYTYPE_SHARE;
share_driver[0].dwUsage = RESOURCE_USAGE.RESOURCEUSAGE_CONNECTABLE;
share_driver[0].lpLocalName = localPath;
share_driver[0].lpRemoteName = remotePath;
Disconnect(localPath);
int ret = WNetAddConnection2A(share_driver, password, username, 1);
return ret;
}