static byte[] IssueClusterResourceControl(SafeHResource hResource,
ClusterResourceControlCode code)
{
uint cb = 0;
uint ret = SafeNativeMethods.ClusterResourceControl(hResource,
IntPtr.Zero,
code,
IntPtr.Zero,
0,
null,
0,
ref cb);
if (ret == SafeNativeMethods.ERROR_SUCCESS || ret == SafeNativeMethods.ERROR_MORE_DATA)
{
byte[] buffer = new byte[cb];
ret = SafeNativeMethods.ClusterResourceControl(hResource,
IntPtr.Zero,
code,
IntPtr.Zero,
0,
buffer,
cb,
ref cb);
if (ret == SafeNativeMethods.ERROR_SUCCESS)
{
return buffer;
}
}
return null;
}
internal static extern uint ClusterResourceControl(
[In] SafeHResource hResource,
[In] IntPtr hHostNode, //HNODE hHostNode, never used
[In] ClusterResourceControlCode dwControlCode,
[In] IntPtr lpInBuffer, // LPVOID lpInBuffer, never used
[In] uint cbInBufferSize,
[In, Out, MarshalAs(UnmanagedType.LPArray)] byte[] buffer,
[In] uint cbOutBufferSize,
[In, Out] ref uint lpcbBytesReturned);
static string IssueClusterResourceControlString(SafeHResource hResource,
ClusterResourceControlCode code)
{
byte[] buffer = IssueClusterResourceControl(hResource, code);
if (buffer == null)
{
return null;
}
try
{
return Encoding.Unicode.GetString(buffer, 0, buffer.Length - 2);
}
catch (ArgumentException)
{
return null;
}
}
private static byte[] IssueClusterResourceControl(SafeHResource hResource, ClusterResourceControlCode code)
{
uint lpcbBytesReturned = 0;
uint num2 = SafeNativeMethods.ClusterResourceControl(hResource, IntPtr.Zero, code, IntPtr.Zero, 0, null, 0, ref lpcbBytesReturned);
switch (num2)
{
case 0:
case 0xea:
{
byte[] buffer = new byte[lpcbBytesReturned];
num2 = SafeNativeMethods.ClusterResourceControl(hResource, IntPtr.Zero, code, IntPtr.Zero, 0, buffer, lpcbBytesReturned, ref lpcbBytesReturned);
if (num2 == 0)
{
return(buffer);
}
break;
}
}
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ConfigurationProviderException(Microsoft.Transactions.SR.GetString("ClusterResourceControlFailed", new object[] { code, num2 })));
}
static string IssueClusterResourceControlString(SafeHResource hResource,
ClusterResourceControlCode code)
{
byte[] buffer = IssueClusterResourceControl(hResource, code);
if (buffer == null)
{
return null;
}
try
{
return Encoding.Unicode.GetString(buffer, 0, buffer.Length - 2);
}
catch (ArgumentException)
{
return null;
}
}
static byte[] IssueClusterResourceControl(SafeHResource hResource,
ClusterResourceControlCode code)
{
uint cb = 0;
uint ret = SafeNativeMethods.ClusterResourceControl(hResource,
IntPtr.Zero,
code,
IntPtr.Zero,
0,
null,
0,
ref cb);
if (ret == SafeNativeMethods.ERROR_SUCCESS || ret == SafeNativeMethods.ERROR_MORE_DATA)
{
byte[] buffer = new byte[cb];
ret = SafeNativeMethods.ClusterResourceControl(hResource,
IntPtr.Zero,
code,
IntPtr.Zero,
0,
buffer,
cb,
ref cb);
if (ret == SafeNativeMethods.ERROR_SUCCESS)
{
return buffer;
}
}
return null;
}
private static string IssueClusterResourceControlString(SafeHResource hResource, ClusterResourceControlCode code)
{
string str;
byte[] bytes = IssueClusterResourceControl(hResource, code);
try
{
str = Encoding.Unicode.GetString(bytes, 0, bytes.Length - 2);
}
catch (ArgumentException exception)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ConfigurationProviderException(Microsoft.Transactions.SR.GetString("ClusterResourceControlInvalidResults", new object[] { code }), exception));
}
return(str);
}
private static string IssueClusterResourceControlString(SafeHResource hResource, ClusterResourceControlCode code)
{
string str;
byte[] bytes = IssueClusterResourceControl(hResource, code);
try
{
str = Encoding.Unicode.GetString(bytes, 0, bytes.Length - 2);
}
catch (ArgumentException exception)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ConfigurationProviderException(Microsoft.Transactions.SR.GetString("ClusterResourceControlInvalidResults", new object[] { code }), exception));
}
return str;
}
private static byte[] IssueClusterResourceControl(SafeHResource hResource, ClusterResourceControlCode code)
{
uint lpcbBytesReturned = 0;
uint num2 = SafeNativeMethods.ClusterResourceControl(hResource, IntPtr.Zero, code, IntPtr.Zero, 0, null, 0, ref lpcbBytesReturned);
switch (num2)
{
case 0:
case 0xea:
{
byte[] buffer = new byte[lpcbBytesReturned];
num2 = SafeNativeMethods.ClusterResourceControl(hResource, IntPtr.Zero, code, IntPtr.Zero, 0, buffer, lpcbBytesReturned, ref lpcbBytesReturned);
if (num2 == 0)
{
return buffer;
}
break;
}
}
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ConfigurationProviderException(Microsoft.Transactions.SR.GetString("ClusterResourceControlFailed", new object[] { code, num2 })));
}
