110 lines
2.8 KiB
Go
110 lines
2.8 KiB
Go
package ble
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import (
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"bytes"
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"encoding/binary"
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"gobot.io/x/gobot/v2"
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)
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const (
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genericAccessDeviceNameCharaShort = "2a00"
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genericAccessAppearanceCharaShort = "2a01"
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)
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// GenericAccessDriver represents the Generic Access Service for a BLE Peripheral
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type GenericAccessDriver struct {
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*Driver
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gobot.Eventer
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}
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// NewGenericAccessDriver creates a GenericAccessDriver
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func NewGenericAccessDriver(a gobot.BLEConnector, opts ...OptionApplier) *GenericAccessDriver {
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d := &GenericAccessDriver{
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Driver: NewDriver(a, "GenericAccess", nil, nil, opts...),
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Eventer: gobot.NewEventer(),
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}
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return d
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}
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// GetDeviceName returns the device name for the BLE Peripheral
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func (d *GenericAccessDriver) GetDeviceName() (string, error) {
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c, err := d.Adaptor().ReadCharacteristic(genericAccessDeviceNameCharaShort)
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if err != nil {
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return "", err
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}
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buf := bytes.NewBuffer(c)
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val := buf.String()
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return val, nil
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}
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// GetAppearance returns the appearance string for the BLE Peripheral
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func (d *GenericAccessDriver) GetAppearance() (string, error) {
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c, err := d.Adaptor().ReadCharacteristic(genericAccessAppearanceCharaShort)
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if err != nil {
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return "", err
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}
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buf := bytes.NewBuffer(c)
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var val uint16
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if err := binary.Read(buf, binary.LittleEndian, &val); err != nil {
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return "", err
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}
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return appearances[val], nil
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}
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var appearances = map[uint16]string{
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0: "Unknown",
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1024: "Generic Glucose Meter",
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1088: "Generic: Running Walking Sensor",
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1089: "Running Walking Sensor: In-Shoe",
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1090: "Running Walking Sensor: On-Shoe",
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1091: "Running Walking Sensor: On-Hip",
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1152: "Generic: Cycling",
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1153: "Cycling: Cycling Computer",
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1154: "Cycling: Speed Sensor",
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1155: "Cycling: Cadence Sensor",
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1156: "Cycling: Power Sensor",
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1157: "Cycling: Speed and Cadence Sensor",
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128: "Generic Computer",
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192: "Generic Watch",
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193: "Watch: Sports Watch",
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256: "Generic Clock",
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3136: "Generic: Pulse Oximeter",
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3137: "Fingertip Pulse",
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3138: "Wrist Worn",
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320: "Generic Display",
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3200: "Generic: Weight Scale",
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384: "Generic Remote Control",
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448: "Generic Eye-glasses",
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512: "Generic Tag",
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5184: "Generic: Outdoor Sports Activity",
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5185: "Location Display Device",
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5186: "Location and Navigation Display Device",
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5187: "Location Pod",
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5188: "Location and Navigation Pod",
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576: "Generic Keyring",
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64: "Generic Phone",
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640: "Generic Media Player",
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704: "Generic Barcode Scanner",
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768: "Generic Thermometer",
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769: "Thermometer: Ear",
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832: "Generic Heart rate Sensor",
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833: "Heart Rate Sensor: Heart Rate Belt",
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896: "Generic Blood Pressure",
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897: "Blood Pressure: Arm Blood",
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898: "Blood Pressure: Wrist Blood",
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960: "Human Interface Device (HID)",
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961: "Keyboard",
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962: "Mouse",
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963: "Joystick",
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964: "Gamepad",
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965: "Digitizer Tablet",
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966: "Card Reader",
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967: "Digital Pen",
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968: "Barcode Scanner",
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}
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