func (db *DB) send(param string, req interface{}, reply replyHandler) error {
data, err := asn1.MarshalWithParams(req, param)
if err != nil {
return err
}
db.lk.Lock()
defer db.lk.Unlock()
if db.closed {
return ErrClosed
}
if db.conn == nil {
rw, conn, err := open(db.url, db.cfg)
if err != nil {
return err
}
db.conn = conn
db.rw = rw
go db.rxThread(rw, conn)
}
id := db.nextId
db.nextId++
msg := message{
Id: id,
Data: asn1.RawValue{
FullBytes: data,
},
}
out, err := asn1.Marshal(msg)
if err != nil {
return err
}
if _, err := db.rw.Write(out); err != nil {
return err
}
if reply != nil {
db.replies[id] = reply
}
return nil
}
func dosend(rw io.ReadWriter, param string, req interface{}) error {
rdata, err := asn1.MarshalWithParams(req, param)
if err != nil {
return err
}
msg := message{
Id: 0,
Data: asn1.RawValue{
FullBytes: rdata,
},
}
mdata, err := asn1.Marshal(msg)
if err != nil {
return err
}
if _, err := rw.Write(mdata); err != nil {
return err
}
return nil
}