Re: [PATCH 03/18] asymmetric keys: separate the length checking ofoctet string from RSA_I2OSP

[joeyli]

æ æï2013-08-25 æ 18:01 +0200ïPavel Machek æåï
> On Thu 2013-08-22 19:01:42, Lee, Chun-Yi wrote:
> > Due to RSA_I2OSP is not only used by signature verification path but also used
> > in signature generation path. So, separate the length checking of octet string
> > because it's not for generate 0x00 0x01 leading string when used in signature
> > generation.
> > 
> > Reviewed-by: Jiri Kosina <jkosina@xxxxxxx>
> > Signed-off-by: Lee, Chun-Yi <jlee@xxxxxxxx>
> 
> > +static int RSA_I2OSP(MPI x, size_t xLen, u8 **_X)
> > +{
> > +	unsigned x_size;
> > +	unsigned X_size;
> > +	u8 *X = NULL;
> 
> Is this kernel code or entry into obfuscated C code contest? This is not funny.
> 
> 									Pavel

The small "x" is the input integer that will transfer to big "X" that is
a octet sting. 

Sorry for I direct give variable name to match with spec, maybe I need
use big_X or....

Do you have good suggest for the naming?


Thanks a lot!
Joey Lee


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