linux-kernel - Re: [PATCH 1/3] hexdump: more output formatting

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Message-ID: <465DFE4C.6090503@oracle.com>
Date:	Wed, 30 May 2007 15:44:28 -0700
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	Satyam Sharma <satyam.sharma@...il.com>
CC:	Christoph Lameter <clameter@....com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, hugh@...itas.com
Subject: Re: [PATCH 1/3] hexdump: more output formatting

Satyam Sharma wrote:
> On 5/31/07, Christoph Lameter <clameter@....com> wrote:
>> On Thu, 31 May 2007, Satyam Sharma wrote:
>>
>> > Yes, you're right, but I was just wondering whether any users really
>> > cared enough about the rowsize and groupsize, also seeing that
>> > accommodating these two args leads to a lot of increase in code.
>>
>> Have two functions
>>
>> 1. A function that prints full lines with address and ascii
>>         This defaults to 16 bytes by default + ascii.
>>
>> hex_dump?
>>
>> 2. A function to convert a few bytes for use in other output.
>>
>> sprint_hex?
> 
> Yes, or we could go the whole hog and have a total of 4 functions:
> 
> (1) For users that want to use a short version, and are fine with
> the default values for the grouping / other parameters -- also have
> both the print_to_buffer/sprint_hex and print_to_console/hex_dump
> variants.
> 
> (2) For users that care about these parameters, both the variants
> with the expanded arglist (the ones listed above in (1) would then
> just be inlines wrapping over these ones)
> 
> Just that it would be nice if there is some simple (with short arglist)
> function that works well-enough for most people that everyone would
> be able to adopt/use quickly.

Satyam, you sound like you need something to do, so please grep the
kernel tree for /hexdump/, /hex_dump/, /dump_hex/, /dumphex/, and
other such variants and help me add some callers for lib/hexdump.c.
That way we can see what parameters it really needs.

Thanks. :)

-- 
~Randy
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