CTX_ProcessState - Process states

Process states describe the state of a context resource in a process, i.e. whether the resource is opened or closed, busy or active etc.

Process states can be set by the application program after being opened. Process states must not be set when closing the resource.

PRC_undefined - Process state undefined
Code: 0
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PRC_Active - Resource is active

A resource or context is active after being opened.
Code: 4
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PRC_Closed - Resource or context has been closed

The context for the resource has been closed and cannot be used anymore.
Code: 5
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PRC_Opened - Resource has been opened
Code: 6
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PRC_Busy - Resource is busy

In order to avoid recursive processing from a resource, the resource can be marks as busy.
Code: 7
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