internal unsafe CounterSetInstance(CounterSet counterSetDefined, string instanceName)
{
if (counterSetDefined == null)
{
throw new ArgumentNullException("counterSetDefined");
}
if (instanceName == null)
{
throw new ArgumentNullException("InstanceName");
}
if (instanceName.Length == 0)
{
throw new ArgumentException(System.SR.GetString("Perflib_Argument_EmptyInstanceName"), "InstanceName");
}
this.m_counterSet = counterSetDefined;
this.m_instName = instanceName;
this.m_nativeInst = Microsoft.Win32.UnsafeNativeMethods.PerfCreateInstance(this.m_counterSet.m_provider.m_hProvider, ref this.m_counterSet.m_counterSet, this.m_instName, 0);
int error = (this.m_nativeInst != null) ? 0 : Marshal.GetLastWin32Error();
if (this.m_nativeInst != null)
{
this.m_counters = new CounterSetInstanceCounterDataSet(this);
}
else
{
switch (error)
{
case 0x57:
if (this.m_counterSet.m_instType == CounterSetInstanceType.Single)
{
throw new ArgumentException(System.SR.GetString("Perflib_Argument_InvalidInstance", new object[] { this.m_counterSet.m_counterSet }), "InstanceName");
}
throw new Win32Exception(error);
case 0xb7:
throw new ArgumentException(System.SR.GetString("Perflib_Argument_InstanceAlreadyExists", new object[] { this.m_instName, this.m_counterSet.m_counterSet }), "InstanceName");
case 0x490:
throw new InvalidOperationException(System.SR.GetString("Perflib_InvalidOperation_CounterSetNotInstalled", new object[] { this.m_counterSet.m_counterSet }));
}
throw new Win32Exception(error);
}
this.m_active = 1;
}
private unsafe void Dispose(bool disposing)
{
if (disposing && (this.m_counters != null))
{
this.m_counters.Dispose();
this.m_counters = null;
}
if (((this.m_nativeInst != null) && (Interlocked.Exchange(ref this.m_active, 0) != 0)) && (this.m_nativeInst != null))
{
lock (this.m_counterSet)
{
if (this.m_counterSet.m_provider != null)
{
Microsoft.Win32.UnsafeNativeMethods.PerfDeleteInstance(this.m_counterSet.m_provider.m_hProvider, this.m_nativeInst);
}
this.m_nativeInst = null;
}
}
}
internal unsafe CounterSetInstance(CounterSet counterSetDefined, string instanceName)
{
if (counterSetDefined == null)
{
throw new ArgumentNullException("counterSetDefined");
}
if (instanceName == null)
{
throw new ArgumentNullException("InstanceName");
}
if (instanceName.Length == 0)
{
throw new ArgumentException(System.SR.GetString("Perflib_Argument_EmptyInstanceName"), "InstanceName");
}
this.m_counterSet = counterSetDefined;
this.m_instName = instanceName;
this.m_nativeInst = Microsoft.Win32.UnsafeNativeMethods.PerfCreateInstance(this.m_counterSet.m_provider.m_hProvider, ref this.m_counterSet.m_counterSet, this.m_instName, 0);
int error = (this.m_nativeInst != null) ? 0 : Marshal.GetLastWin32Error();
if (error == 0)
{
this.m_counters = new CounterSetInstanceCounterDataSet(this);
}
else
{
switch (error)
{
case 0x57:
if (this.m_counterSet.m_instType == CounterSetInstanceType.Single)
{
throw new ArgumentException(System.SR.GetString("Perflib_Argument_InvalidInstance", new object[] { this.m_counterSet.m_counterSet }), "InstanceName");
}
throw new Win32Exception(error);
case 0xb7:
throw new ArgumentException(System.SR.GetString("Perflib_Argument_InstanceAlreadyExists", new object[] { this.m_instName, this.m_counterSet.m_counterSet }), "InstanceName");
case 0x490:
throw new InvalidOperationException(System.SR.GetString("Perflib_InvalidOperation_CounterSetNotInstalled", new object[] { this.m_counterSet.m_counterSet }));
}
throw new Win32Exception(error);
}
this.m_active = 1;
}
private unsafe void Dispose(bool disposing)
{
if (disposing && (this.m_counters != null))
{
this.m_counters.Dispose();
this.m_counters = null;
}
if (((this.m_nativeInst != null) && (Interlocked.Exchange(ref this.m_active, 0) != 0)) && (this.m_nativeInst != null))
{
lock (this.m_counterSet)
{
if (this.m_counterSet.m_provider != null)
{
Microsoft.Win32.UnsafeNativeMethods.PerfDeleteInstance(this.m_counterSet.m_provider.m_hProvider, this.m_nativeInst);
}
this.m_nativeInst = null;
}
}
}
