CancelRtIo

Cancels all outstanding asynchronous operations on a file.

BOOLEAN CancelRtIo (
    ASYNCIO pAsync);

Parameters

pAsync: A pointer to an ASYNCIO structure previously used to start a read or a write operation.

Remarks

Any and all outstanding operations for the file handle within the current process are canceled. TRUE will be returned even if there were no outstanding transactions.

Note: Asynchronous file operations are not currently supported on INtime Distributed RTOS

Return value

Returns TRUE on success, else FALSE on failure. Status codes returned by GetLastRtError on failure include:

Status value	Meaning
E_EXIST	The handle provided is not a valid handle
E_TYPE	The handle provided is not a handle for a file
E_BAD_BUF	The address of the ASYNCIO structure is invalid or not writable
E_NOT_CONFIGURED	Call is not supported in INtime Distributed RTOS.

Requirements

Versions	Defined in	Include	Link to
INtime 6.0	intime/rt/include/rtbase.h	rt.h	rt.lib