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GetIOCommandInfo



 
OSErr GetIOCommandInfo(

                     IOCommandID ID,

                     IOCommandContents *contents,

                     IOCommandCode *command,

                     IOCommandKind *kind);

ID: Command ID.
contents: Pointer to the I/O parameter block or Initialize/Finalize contents.
command: Command code.
kind: Command kind (synchronous, asynchronous, or immediate).

DESCRIPTION

GetIOCommandInfo returns information about the active native driver I/O command identified by ID. GetIOCommandInfo will not work after a driver has completed a request.

EXECUTION CONTEXT

GetIOCommandInfo may be called from task level or secondary interrupt level, but not from hardware interrupt level.

RESULT CODES

`noErr`	0	No error
`paramErr`	-50	Bad parameter