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