static string GetClusterName(SafeHCluster hCluster)
{
if (clusterName == null)
{
uint cch = 255u;
StringBuilder sb = new StringBuilder((int)cch);
int ret = SafeNativeMethods.GetClusterInformation(
hCluster,
sb,
ref cch,
IntPtr.Zero);
if (ret != SafeNativeMethods.ERROR_SUCCESS || ret == SafeNativeMethods.ERROR_MORE_DATA)
{
if (ret == SafeNativeMethods.ERROR_MORE_DATA)
{
sb = new StringBuilder((int)cch);
ret = SafeNativeMethods.GetClusterInformation(
hCluster,
sb,
ref cch,
IntPtr.Zero);
if (ret != SafeNativeMethods.ERROR_SUCCESS)
{
return null;
}
}
}
clusterName = sb.ToString();
}
return clusterName;
}