[openssl-users] Duplicating const X509_NAME

Benjamin Kaduk bkaduk at akamai.com
Mon Nov 7 18:54:03 UTC 2016

On 11/07/2016 05:42 AM, Sascha Steinbiss wrote:
> Hi all,
> I was wondering how to properly make a clone of a const X509_NAME in
> OpenSSL 1.1?
> In particular, I am obtaining a const X509_NAME* via OCSP_resp_get0_id()
> and would like to pass it to X509_find_by_subject() which takes a
> X509_NAME* (non-const). I looked into using X509_NAME_dup() to obtain a
> local copy -- which looked like the obvious approach -- but that also
> only takes a non-const parameter.
> Any ideas? With

Hmm, seems like there may be a need for get1-style accessors, then. 
Supposedly missing accessors will get backported from master to the 1.1
branch (though making it in time for 1.1.0c later this week could be
tough).  It might be worth filing a pull request with such things.

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