func findChr()

in nmxact/nmble/ble_act.go [549:589]

• 34 lines of code
• 10 McCabe index (conditional complexity)

func findChr(x *BleXport, bl *Listener, r *BleFindChrReq) (
	uint16, uint16, error) {

	const rspType = MSG_TYPE_NOTIFY

	j, err := json.Marshal(r)
	if err != nil {
		return 0, 0, err
	}

	if err := x.Tx(j); err != nil {
		return 0, 0, err
	}

	bhdTmoChan := bl.AfterTimeout(x.RspTimeout())
	for {
		select {
		case err := <-bl.ErrChan:
			return 0, 0, err

		case bm := <-bl.MsgChan:
			switch msg := bm.(type) {
			case *BleFindChrRsp:
				bl.Acked = true
				if msg.Status != 0 {
					return 0, 0, StatusError(MSG_OP_RSP, rspType, msg.Status)
				} else {
					return msg.DefHandle, msg.ValHandle, nil
				}

			default:
			}

		case _, ok := <-bhdTmoChan:
			if ok {
				x.Restart("Blehostd timeout: " + MsgTypeToString(rspType))
			}
			bhdTmoChan = nil
		}
	}
}