CLC_ErrorCode Output_IsReadyToSend	(	CPHOBJECT const	hOutput,
		CPBOOLEAN *const	pfIsReady
	)

Check if the output is ready to send.

Part of the flow control sub-system.

Parameters

[in]	hOutput	Output handle
[out]	pfIsReady	pointer to a boolean value : TRUE if a message can be sent

Returns

Standard CHAILink Client return code. See CLC_ErrorCode enumeration.

Warning

This function can only be called in CopperLan context. This means in the pseudo task CPDoProcess(), in notification handlers or in asynchronous return handlers and not in SystemDoProcess() for instance.