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## 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

Table of Contents

- Name
- Synopsis
- Arguments
- Description
- Notes
- Errors
- See Also