aboutsummaryrefslogtreecommitdiffstats
path: root/README.md
blob: 6634b433c48a3819e132bdf2459bf882c0728e53 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
# Bluetooth Service

## Overview

Bluetooth service uses the respective BlueZ package to connect to bluetooth devices

## Verbs

| Name               | Description                                             | JSON Response                                                           |
|--------------------|---------------------------------------------------------|-------------------------------------------------------------------------|
| subscribe          | subscribe to bluetooth events                           | *Request:* {"value": "device_changes"}                                  |
| unsubscribe        | unsubscribe to bluetooth events                         | *Request:* {"value": "device_changes"}                                  |
| managed_objects    | retrieve managed bluetooth devices                      | see managed_objects verb section                                        |
| adapter_state      | retrieve or change adapter scan settings                | see adapter_state verb section                                          |
| connect            | connect to already paired device                        | see connect/disconnect verb section                                     |
| disconnect         | disconnect to already connected device                  | see connect/disconnect verb section                                     |
| pair               | initialize a pairing request                            | *Request:* {"device":"dev_88_0F_10_96_D3_20"}                           |
| cancel_pairing     | cancel an outgoing pair request                         |                                                                         |
| confirm_pairing    | confirm incoming/outgoing bluetooth pairing pincode     | *Request:* {"pincode": 31415}                                           |
| remove_device      | remove already paired device                            | *Request:* {"device": "dev_88_0F_10_96_D3_20"}                          |


### managed_objects verb

This verb allows an client to get initial paired devices, and discovered unpaired devices before subscriptio to *devices_changed* event.

<pre>
{
  "response": {
    "adapters": [
      {
        "name": "hci0",
        "properties": {
          "address": "00:1A:7D:DA:71:0F",
          "powered": true,
          "discoverable": true,
          "discoverabletimeout": 180,
          "pairable": true,
          "pairabletimeout": 0,
          "discovering": true,
          "uuids": [
            "00001112-0000-1000-8000-00805f9b34fb",
            "00001801-0000-1000-8000-00805f9b34fb",
            "0000110e-0000-1000-8000-00805f9b34fb",
            "00001800-0000-1000-8000-00805f9b34fb",
            "00001200-0000-1000-8000-00805f9b34fb",
            "0000110c-0000-1000-8000-00805f9b34fb",
            "0000110b-0000-1000-8000-00805f9b34fb",
            "0000110a-0000-1000-8000-00805f9b34fb",
            "0000111e-0000-1000-8000-00805f9b34fb",
            "0000111f-0000-1000-8000-00805f9b34fb",
            "00001108-0000-1000-8000-00805f9b34fb"
          ]
        }
      }
    ],
    "devices": [
      {
        "adapter": "hci0",
        "device": "dev_F8_34_41_DA_BA_46",
        "properties": {
          "address": "F8:34:41:DA:BA:46",
          "name": "roguebox",
          "alias": "roguebox",
          "class": 1835276,
          "icon": "computer",
          "paired": false,
          "trusted": false,
          "blocked": false,
          "legacypairing": false,
          "rssi": -63,
          "connected": false,
          "uuids": [
            "0000110e-0000-1000-8000-00805f9b34fb",
            "0000110c-0000-1000-8000-00805f9b34fb",
            "00001112-0000-1000-8000-00805f9b34fb",
            "00001108-0000-1000-8000-00805f9b34fb",
            "00001133-0000-1000-8000-00805f9b34fb",
            "00001132-0000-1000-8000-00805f9b34fb",
            "0000112f-0000-1000-8000-00805f9b34fb",
            "00001104-0000-1000-8000-00805f9b34fb",
            "00001106-0000-1000-8000-00805f9b34fb",
            "00001105-0000-1000-8000-00805f9b34fb",
            "0000110a-0000-1000-8000-00805f9b34fb",
            "0000110b-0000-1000-8000-00805f9b34fb",
            "00005005-0000-1000-8000-0002ee000001"
          ],
          "modalias": "usb:v1D6Bp0246d0530",
          "adapter": "/org/bluez/hci0",
          "txpower": 12,
          "servicesresolved": false
        }
      },
      {
        "adapter": "hci0",
        "device": "dev_67_13_E2_57_29_0F",
        "properties": {
          "address": "68:13:E2:57:29:0F",
          "alias": "67-13-E2-57-29-0F",
          "paired": false,
          "trusted": false,
          "blocked": false,
          "legacypairing": false,
          "rssi": -69,
          "connected": false,
          "uuids": [],
          "adapter": "/org/bluez/hci0",
          "servicesresolved": false
        }
      },
...
</pre>


### adapter_state verb

adapter_state verb allows setting and retrieving of requested adapter settings:

| Name            | Description                                                            |
|-----------------|------------------------------------------------------------------------|
| adapter         | Must be the name of the adapter (i.e. hci0)                            |
| discovery       | Discover nearby broadcasting devices                                   |
| discoverable    | Allow other devices to detect this device                              |
| powered         | Adapter power state (optional, rfkill should be disabled already)      |
| filter          | Display devices only with respective UUIDS listed (write only setting) |

### connect/disconnect verbs

NOTE: uuid in this respect is not related to the afb framework but the Bluetooth profile UUID

To connect/disconnect using the respective verb with all known and authenticated profiles:

<pre>
  {"device": "dev_88_0F_10_96_D3_20"}
</pre>

To do the same for the respective device, verb, and for singular profile

<pre>
  {"device": "dev_88_0F_10_96_D3_20", "uuid": "0000110e-0000-1000-8000-00805f9b34fb"}
</pre>

## Events

| Name              | Description                              | JSON Event Data                           |
|-------------------|------------------------------------------|-------------------------------------------|
| device_changes    | report on bluetooth devices              | see device_changes event section          |
| agent             | PIN from BlueZ agent for confirmation    | see agent event section                   |


### device_changes event

Sample of discovering a new device event:

<pre>
{
  "adapter": "hci0",
  "device": "dev_88_0F_10_96_D3_20",
  "action": "added",
  "properties": {
    "address": "88:0F:10:96:D3:20",
    "name": "MI_SCALE",
    "alias": "MI_SCALE",
    "class": 7995916,
    "icon": "phone",
    "paired": false,
    "trusted": false,
    "blocked": false,
    "legacypairing": false,
    "rssi": -55,
    "connected": false,
    "uuids": [
      "00001200-0000-1000-8000-00805f9b34fb",
      "0000111f-0000-1000-8000-00805f9b34fb",
      "0000112f-0000-1000-8000-00805f9b34fb",
      "0000110a-0000-1000-8000-00805f9b34fb",
      "0000110c-0000-1000-8000-00805f9b34fb",
      "00001116-0000-1000-8000-00805f9b34fb",
      "00001132-0000-1000-8000-00805f9b34fb",
      "00000000-deca-fade-deca-deafdecacafe",
      "02030302-1d19-415f-86f2-22a2106a0a77",
      "2d8d2466-e14d-451c-88bc-7301abea291a"
    ],
    "adapter": "/org/bluez/hci0",
    "servicesresolved": false
  }
}
</pre>

Changed status events for a device:

<pre>
{
  "adapter": "hci0",
  "device": "dev_88_0F_10_96_D3_20",
  "action": "changed",
  "properties": {
    "connected": true
  }
}
</pre>

### agent event

After pairing request agent will send event for a pincode that must be confirmed on both sides:

<pre>
{
  "adapter": "hci0",
  "device": "dev_88_OF_10_96_D3_20",
  "action": "request_confirmation",
  "pincode": 327142
}
</pre>

If pairing is canceled or fails:

<pre>
{
  "action": "canceled_pairing"
}
</pre>