Re: Write should return error if device is disconnected while expecting a response

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Since I'm expecting a response and device gets disconnected, I should
get a write error don't you think?

On Wed, Mar 2, 2016 at 4:19 PM, François Beaufort
<beaufort.francois@xxxxxxxxx> wrote:
> It does:
>
> [DFU_Test:/service000c/char000d]# write 01 04
> Attempting to write /org/bluez/hci0/dev_F1_6F_DE_EC_F1_D6/service000c/char000d
> [CHG] Device F1:6F:DE:EC:F1:D6 Connected: no
> [CHG] Device F1:6F:DE:EC:F1:D6 Connected: yes
> [CHG] Device F1:6F:DE:EC:F1:D6 Name: DfuTarg
> [CHG] Device F1:6F:DE:EC:F1:D6 Alias: DfuTarg
>
> On Wed, Mar 2, 2016 at 2:31 PM, Luiz Augusto von Dentz
> <luiz.dentz@xxxxxxxxx> wrote:
>> Hi François,
>>
>> On Wed, Mar 2, 2016 at 9:31 AM, François Beaufort
>> <beaufort.francois@xxxxxxxxx> wrote:
>>> When writing to a characteristic and that a disconnection happens
>>> before getting a write (error) response, BlueZ should inform that
>>> write operation failed.
>>> See my real example logs below:
>>>
>>> [DFU_Test:/service000c/char000d]# write 01 04
>>> Attempting to write /org/bluez/hci0/dev_F1_6F_DE_EC_F1_D6/service000c/char000d
>>>
>>>
>>>
>>> < ACL Data TX: Handle 32 flags 0x00 dlen 9
>>>                                                    [hci0] 5.066808
>>>       ATT: Write Request (0x12) len 4
>>>         Handle: 0x000e
>>>           Data: 0104
>>>> HCI Event: Number of Completed Packets (0x13) plen 5                                                                    [hci0] 5.106370
>>>         Num handles: 1
>>>         Handle: 32
>>>         Count: 1
>>>> HCI Event: Vendor (0xff) plen 7                                                                                         [hci0] 5.579396
>>>         82 12 95 40 10 36 59                             ...@.6Y
>>>> HCI Event: Disconnect Complete (0x05) plen 4                                                                            [hci0] 5.580376
>>>         Status: Success (0x00)
>>>         Handle: 32
>>>         Reason: Connection Timeout (0x08)
>>> @ Device Disconnected: F1:6F:DE:EC:F1:D6 (2) reason 1
>>
>> Interesting, does bluetoothctl print anything after this?
>>
>> --
>> Luiz Augusto von Dentz
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