Wireshark-dev: Re: [Wireshark-dev] packet-lorawan.c compile error because of stuff added yester

From: Richard Sharpe <realrichardsharpe@xxxxxxxxx>
Date: Tue, 13 Jun 2017 15:15:16 -0700
On Tue, Jun 13, 2017 at 1:50 PM, Pascal Quantin
<pascal.quantin@xxxxxxxxx> wrote:
>
>
> 2017-06-13 22:33 GMT+02:00 Pascal Quantin <pascal.quantin@xxxxxxxxx>:
>>
>> Hi Richard,
>>
>> 2017-06-13 22:29 GMT+02:00 Richard Sharpe <realrichardsharpe@xxxxxxxxx>:
>>>
>>> Hi folks,
>>>
>>> After I did a git pull, I started getting this error:
>>>
>>>   CC       packet-lorawan.lo
>>> packet-lorawan.c: In function 'dissect_lorawan':
>>> packet-lorawan.c:657:7: error: variable 'frame_length' set but not
>>> used [-Werror=unused-but-set-variable]
>>>   gint frame_length;
>>>
>>> Seems to be related to this:
>>>
>>>         frame_length = current_offset;
>>> +#if GCRYPT_VERSION_NUMBER >= 0x010600 /* 1.6.0 */
>>>         if (encryption_keys) {
>>>                 guint8 *msg = (guint8
>>> *)wmem_alloc0(wmem_packet_scope(), frame_length + 16);
>>>                 msg[0] = 0x49;
>>> @@ -824,7 +833,9 @@ dissect_lorawan(tvbuff_t *tvb, packet_info *pinfo,
>>> proto_tree *tree _U_, void *d
>>>                 if (calculate_mic(msg, frame_length + 16,
>>> encryption_keys->nwkskey->data) != tvb_get_guint32(tvb,
>>> current_offset, ENC_LITTLE_ENDIAN)) {
>>>                         proto_tree_add_expert_format(lorawan_tree,
>>> pinfo, &ei_lorawan_invalid_crc, tvb, current_offset, 4, "Invalid
>>> CRC");
>>>                 }
>>> -       } else {
>>> +       } else
>>> +#endif
>>> +       {
>>>
>>> It's a bit rude to cause build errors just because I don't have gcrypt
>>> 1.6.0 or above.
>>
>>
>> This is currently under process:
>> https://code.wireshark.org/review/#/c/22098
>
>
> Could you check is the latest patch iteration works on your machine?

OK, I will now that I have finished the little bit of development I
was doing ...

-- 
Regards,
Richard Sharpe
(何以解憂?唯有杜康。--曹操)