public unsafe LogicalProcessorInformationIterator(LogicalProcessorRelationship relationship,
Span <byte> buffer)
{
uint length = (uint)buffer.Length;
bool success;
fixed(byte *p = buffer)
{
success = GetLogicalProcessorInformationEx(relationship,
(IntPtr)p,
ref length);
}
if (success)
{
_buffer = buffer.Slice(0, (int)length);
}
else
{
int error = Marshal.GetLastWin32Error();
if (error != 122 /* ERROR_INSUFFICIENT_BUFFER */)
{
throw new Win32Exception(error);
}
_buffer = new Span <byte>();
}
_start = 0;
_next = 0;
}
private void VerifyRelationship(LogicalProcessorRelationship relationship)
{
if (Relationship == relationship)
{
return;
}
throw new InvalidOperationException("Property not valid for this relationship.");
}
private extern static bool GetLogicalProcessorInformationEx(
LogicalProcessorRelationship relationshipType,
IntPtr buffer,
ref uint returnedLength);
internal LogicalProcessorInformation(Int64 processorMask, LogicalProcessorRelationship relationship, Byte processorCore)
: this(processorMask, relationship)
{
m_processorCore = processorCore;
}
internal LogicalProcessorInformation(Int64 processorMask, LogicalProcessorRelationship relationship, Int32 numaNode)
: this(processorMask, relationship)
{
m_numaNode = numaNode;
}
internal LogicalProcessorInformation(Int64 processorMask, LogicalProcessorRelationship relationship, CacheDescriptor cacheDescriptor)
: this(processorMask, relationship)
{
m_cacheDescriptor = cacheDescriptor;
}
internal LogicalProcessorInformation(Int64 processorMask, LogicalProcessorRelationship relationship)
{
m_processorMask = processorMask;
m_relationship = relationship;
}
