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|
package ttymididrv
import (
"sync"
"gitlab.com/gomidi/midi/mid"
)
type driver struct {
mu sync.RWMutex
outs []mid.Out
opened []mid.Port
closed bool
}
func New(name string, baud int) mid.Driver {
d := &driver{}
d.outs = []mid.Out{
&out{
name: name,
baud: baud,
number: 0,
driver: d,
},
}
return d
}
func (d *driver) String() string {
return "ttymididrv"
}
func (d *driver) Close() (err error) {
d.mu.RLock()
if d.closed {
d.mu.RUnlock()
return mid.ErrClosed
}
d.mu.RUnlock()
d.mu.Lock()
d.closed = true
d.mu.Unlock()
for _, p := range d.opened {
err = p.Close()
}
return
}
func (d *driver) Ins() ([]mid.In, error) {
d.mu.Lock()
defer d.mu.Unlock()
if d.closed {
return nil, mid.ErrClosed
}
return nil, nil
}
func (d *driver) Outs() ([]mid.Out, error) {
d.mu.Lock()
defer d.mu.Unlock()
if d.closed {
return nil, mid.ErrClosed
}
return d.outs, nil
}
|
