The signedness of char is ambiguous for 8 bit data, which is why an API would normally use u8 (or s8, I guess).
Since this is known to be character data, I would think char would be fine. I am assuming C compilers would never assume multibyte "char"s.
Regards,
Andy
Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> wrote:
>Hi Clemens,
>
>Thanks for the review.
>
>On Thursday 25 November 2010 10:33:02 Clemens Ladisch wrote:
>> Laurent Pinchart wrote:
>> > +struct media_device {
>> > ...
>> > + u8 model[32];
>> > + u8 serial[40];
>> > + u8 bus_info[32];
>>
>> All drivers and userspace applications have to treat this as char[], so
>> why u8[]?
>
>Good question. I've copied the V4L2 practice of using u8 (or __u8) for fixed-
>length strings in structures. I can't think of any reason for that.
>
>I will replace u8 with char unless someone comes up with a good reason to keep
>u8.
>
>--
>Regards,
>
>Laurent Pinchart
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