// update rssi
func (ble *BLE) UpdateRssi(deviceUuid xpc.UUID) {
uuid := deviceUuid.String()
if p, ok := ble.peripherals[uuid]; ok {
ble.sendCBMsg(43, xpc.Dict{"kCBMsgArgDeviceUUID": p.Uuid})
} else {
log.Println("no peripheral", deviceUuid)
}
}
// connect
func (ble *BLE) Connect(deviceUuid xpc.UUID) {
uuid := deviceUuid.String()
if p, ok := ble.peripherals[uuid]; ok {
ble.sendCBMsg(31, xpc.Dict{"kCBMsgArgOptions": xpc.Dict{"kCBConnectOptionNotifyOnDisconnection": 1}, "kCBMsgArgDeviceUUID": p.Uuid})
} else {
log.Println("no peripheral", deviceUuid)
}
}
// discover services
func (ble *BLE) DiscoverServices(deviceUuid xpc.UUID, uuids []xpc.UUID) {
sUuid := deviceUuid.String()
if p, ok := ble.peripherals[sUuid]; ok {
sUuids := make([]string, len(uuids))
for i, uuid := range uuids {
sUuids[i] = uuid.String() // uuids may be a list of []byte (2 bytes)
}
ble.sendCBMsg(44, xpc.Dict{"kCBMsgArgDeviceUUID": p.Uuid, "kCBMsgArgUUIDs": sUuids})
} else {
log.Println("no peripheral", deviceUuid)
}
}
// read
func (ble *BLE) Read(deviceUuid xpc.UUID, serviceUuid, characteristicUuid string) {
sUuid := deviceUuid.String()
if p, ok := ble.peripherals[sUuid]; ok {
s := p.Services[serviceUuid]
c := s.Characteristics[characteristicUuid]
ble.sendCBMsg(64, xpc.Dict{
"kCBMsgArgDeviceUUID": p.Uuid,
"kCBMsgArgCharacteristicHandle": c.Handle,
"kCBMsgArgCharacteristicValueHandle": c.ValueHandle,
})
} else {
log.Println("no peripheral", deviceUuid)
}
}
// discover characteristics
func (ble *BLE) DiscoverCharacterstics(deviceUuid xpc.UUID, serviceUuid string, characteristicUuids []string) {
sUuid := deviceUuid.String()
if p, ok := ble.peripherals[sUuid]; ok {
cUuids := make([]string, len(characteristicUuids))
for i, cuuid := range characteristicUuids {
cUuids[i] = cuuid // characteristicUuids may be a list of []byte (2 bytes)
}
ble.sendCBMsg(61, xpc.Dict{
"kCBMsgArgDeviceUUID": p.Uuid,
"kCBMsgArgServiceStartHandle": p.Services[serviceUuid].startHandle,
"kCBMsgArgServiceEndHandle": p.Services[serviceUuid].endHandle,
"kCBMsgArgUUIDs": cUuids,
})
} else {
log.Println("no peripheral", deviceUuid)
}
}