Messages in this thread |  | | Date | Tue, 9 Feb 2021 12:01:50 +0200 | From | Andy Shevchenko <> | Subject | Re: [PATCH v6 1/3] lib/vsprintf: Add support for printing V4L2 and DRM fourccs |
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On Mon, Feb 08, 2021 at 10:58:55PM +0200, Andy Shevchenko wrote: > On Mon, Feb 08, 2021 at 10:43:30PM +0200, Andy Shevchenko wrote: > > On Mon, Feb 8, 2021 at 10:11 PM Sakari Ailus > > <sakari.ailus@linux.intel.com> wrote:
...
> __le32 val; > > val = cpu_to_le32(*fourcc & ~BIT(31)); > > p += string_escape_mem(&val, sizeof(*fourcc), output, sizeof(output), ESCAPE_NP | ESCAPE_HEX, NULL);
sizeof(val) and as we are discussing in parallel emails something like skip_trailing_spaces() to be applied after above.
The rationale of the above, that we reuse existing code and existing standard for the escaping non-printable characters.
-- With Best Regards, Andy Shevchenko
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