NAME

       roar_vs_ctl - Interface to private interals of VS object

SYNOPSIS

       #include <roaraudio.h>

       int      roar_vs_ctl            (roar_vs_t  *  vss, roar_vs_ctlcmd cmd, void * argp, int *
       error);

DESCRIPTION

       This function is used to access internals of the VS object. It is generally to be  avoided
       to use this function.  Valid commands depend on library version. Commands are defined in a
       way suitable for #ifdef checking.

PARAMETERS

       vss    The VS object to be altered.

       cmd    Specifies the command to use on object.

       argp   A pointer to the operant for the given command. Type depends on  command.  Must  be
              NULL for commads not taking any argument.

       error  This  is  a  pointer  to  a integer used to store the error value in case of error.
              This can be NULL if not used but it is very recommended to use this error value  to
              report good error messages to the user.

RETURN VALUE

       On success these calls return 0.  On error, -1 is returned.

EXAMPLES

       FIXME

SEE ALSO

       roarvs(7), libroar(7), RoarAudio(7).