Re: [PATCH] man3/crypt.3: Correct note on key portion significance

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Hello Petr,

On Tue, May 11, 2010 at 3:35 AM, Petr Baudis <pasky@xxxxxxx> wrote:
> As Marcel Moreaux notes:
>
>> The Linux manpage for crypt()[1] contains the following statement as the
>> last sentence of the NOTES section:
>>
>>     In the SHA implementation the entire key is significant (instead of
>>     only the first 8 bytes in MD5).
>>
>> It should probably say "DES" where it says "MD5" (and maybe "MD5/SHA"
>> where it says "SHA"), because in MD5 password hashing, the entire key is
>> significant, not just the first 8 bytes.
>
> This patch fixes the wording.

Thanks. Applied for 3.25.

Cheers,

Michael


> Signed-off-by: Petr Baudis <pasky@xxxxxxx>
>
> ---
>
> diff --git a/man3/crypt.3 b/man3/crypt.3
> index 1139792..aeaf873 100644
> --- a/man3/crypt.3
> +++ b/man3/crypt.3
> @@ -217,10 +217,10 @@ SHA-512 | 86 characters
>
>  The characters in "\fIsalt\fP" and "\fIencrypted\fP" are drawn from the set
>  [\fBa\fP\(en\fBzA\fP\(en\fBZ0\fP\(en\fB9./\fP].
> -In the SHA implementation the entire
> +In the MD5 and SHA implementations the entire
>  .I key
>  is significant (instead of only the first
> -8 bytes in MD5).
> +8 bytes in DES).
>  .SH "SEE ALSO"
>  .BR login (1),
>  .BR passwd (1),
>



-- 
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Author of "The Linux Programming Interface" http://blog.man7.org/
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