ALSA Library Reference Manual
DECLARATION
typedef struct snd_rawmidi_status
{
int channel; /* Requested channel */
int size; /* I/O real queue size */
int count; /* I/O number of bytes readable/writeable without blocking */
int queue; /* O number of bytes in queue */
int pad; /* O not used yet */
int free; /* I bytes in buffer still free */
int overrun; /* I count of overruns from last status (in bytes) */
unsigned char reserved[16]; /* reserved for future use */
}
snd_rawmidi_status_t;
REFERENCE