debian man page for augetelementstates

AuGetElementStates(3)					     Library Functions Manual					     AuGetElementStates(3)

Name
       AuGetElementStates - get the state of elements in a flow

Synopsis
       #include <audio/audiolib.h>

       AuElementState *AuGetElementStates(server, num_states, states, status)
	   AuServer *server;
	   int *num_states; /* SEND and RETURN */
	   AuElementState *states;
	   AuStatus *status; /* RETURN */

Arguments
       server	 Specifies the connection to the audio server.

       num_states
		 Specifies the number of element states in states and returns the number of element states actually returned.

       states	 Specifies the list  of AuElementState structures indicating the flow and element number of the elements to return the state of.

       status	 If non-NULL, flush the output buffer and return the status from the server.

Description
       AuGetElementStates  returns a list of element states, or NULL, with num_states set to 0, if there was an error.	Use AuFreeElementStates to
       free this list when nolonger needed.

NOTES
       Attempting to get the state of a non-component element (AddConstant, Bundle, ExportMonitor, MultiplyConstant, and Sum) will  result  in	an
       error.

Errors
       AuBadFlow, AuBadLength, AuBadAlloc, AuBadElement.

See Also
       AuSetElementStates.

       audiolib - Network Audio System C Language Interface

audiolib - flow elements states 				       1.9.3						     AuGetElementStates(3)