This all sounds a bit mysterious... would you mind sharing a test program that shows the problem, with detailed step by step instructions (among others what libraries you're running against each time)? Preferably as a github issue, but here is fine as well... Cheers, Richard In message <DB6P195MB0182A9C918B5D06CF9A12FD8FBA90@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> on Mon, 10 Jul 2017 16:47:28 +0000, Matthias Ballreich <Matthias.Ballreich@xxxxxxxxxx> said: Matthias.Ballreich> Yes, MY_NID is really NID_whatever. I tried it with putting Matthias.Ballreich> OPENSSL_init_crypto(0, NULL); at start of my main(). Matthias.Ballreich> Matthias.Ballreich> Did not make any difference… Matthias.Ballreich> Matthias.Ballreich> The Integer value of MY_NID will be printed out and is the correct Matthias.Ballreich> integer value. Matthias.Ballreich> Matthias.Ballreich> And i tried another thing. I replaced the two dll-libraries with the Matthias.Ballreich> new created ones and then i run my Code and there all will be printed Matthias.Ballreich> out correctly. BUT the whole time i used some older dll-libraries of Matthias.Ballreich> openssl, (1.1.0f) and for development i used the latest 1.1.1-dev and Matthias.Ballreich> then i build this, which has added a new x509 extension (Admission), Matthias.Ballreich> which has a new OID (NID_extX509Admission, etc.) and there the short Matthias.Ballreich> and long name will be printed out correctly after Building the Code. Matthias.Ballreich> So this is a Little bit strange. Matthias.Ballreich> Matthias.Ballreich> Or must i replace the dll-libraries every time i build the Code? But Matthias.Ballreich> when, why has it worked with the old ones and the 1.1.1-dev (master Matthias.Ballreich> branch)? Matthias.Ballreich> Matthias.Ballreich> Best regards Matthias.Ballreich> Matthias.Ballreich> Matthias Matthias.Ballreich> Matthias.Ballreich> Von: Richard Levitte Matthias.Ballreich> Gesendet: Montag, 10. Juli 2017 06:14 Matthias.Ballreich> An: openssl-users@xxxxxxxxxxx Matthias.Ballreich> Betreff: Re: OpenSSL 1.1.0 providing new OIDs to Matthias.Ballreich> source code Matthias.Ballreich> Matthias.Ballreich> In message Matthias.Ballreich> <AM5P195MB018008B87ACD89D37B629CF3FBAB0@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> Matthias.Ballreich> on Sat, 8 Jul 2017 23:31:00 +0000, Matthias Ballreich Matthias.Ballreich> <matthias.ballreich@xxxxxxxxxx> said: Matthias.Ballreich> Matthias.Ballreich> matthias.ballreich> Hi there, Matthias.Ballreich> matthias.ballreich> Matthias.Ballreich> matthias.ballreich> i want to contribute some more OIDs. Therefore i Matthias.Ballreich> added the OIDs inside Matthias.Ballreich> matthias.ballreich> the „Objects.txt“ inside /crypto/objects Matthias.Ballreich> matthias.ballreich> Matthias.Ballreich> matthias.ballreich> Then i run these commands: Matthias.Ballreich> matthias.ballreich> Matthias.Ballreich> matthias.ballreich> perl objects.pl objects.txt obj_mac.num . Matthias.Ballreich> matthias.ballreich> ./../include/openssl/obj_mac.h Matthias.Ballreich> matthias.ballreich> Matthias.Ballreich> matthias.ballreich> perl obj_dat.pl ../../include/openssl/obj_mac.h Matthias.Ballreich> obj_dat.h Matthias.Ballreich> matthias.ballreich> Matthias.Ballreich> matthias.ballreich> perl objxref.pl obj_mac.num obj_xref.txt > Matthias.Ballreich> obj_xref.h Matthias.Ballreich> Matthias.Ballreich> Sure, that looks fine to me Matthias.Ballreich> Matthias.Ballreich> matthias.ballreich> The files are generated / updated. Then i build Matthias.Ballreich> the source which Matthias.Ballreich> matthias.ballreich> builds fine without any exceptions. Then i tried Matthias.Ballreich> to use the generated Matthias.Ballreich> matthias.ballreich> NIDs in my Code. For test purposes i tried to Matthias.Ballreich> print out the short and Matthias.Ballreich> matthias.ballreich> Long Name of my new oid with OBJ_nid2sn(MY_NID) Matthias.Ballreich> and OBJ_nid2(MY_NID). Matthias.Ballreich> matthias.ballreich> But here it prints out an empty string. Matthias.Ballreich> matthias.ballreich> Matthias.Ballreich> matthias.ballreich> When o try to use my NID with X509_get_ext_by_NID Matthias.Ballreich> (cert, MY_NID, -1) Matthias.Ballreich> matthias.ballreich> the Output is -2. Matthias.Ballreich> matthias.ballreich> Matthias.Ballreich> matthias.ballreich> So where is the Problem or what i’m doing wrong Matthias.Ballreich> here? Thanks! Matthias.Ballreich> Matthias.Ballreich> If you've come that far, MY_NID (which I assume is really Matthias.Ballreich> NID_whatever) obviously exists, or your code wouldn't even have Matthias.Ballreich> compiled. One possibility remains, that for some reason, libcrypto Matthias.Ballreich> hasn't been initialised like it should. This can happen if you only Matthias.Ballreich> call a very select set of OpenSSL functions. What happens if you add Matthias.Ballreich> this at the start of your main()? Matthias.Ballreich> Matthias.Ballreich> OPENSSL_init_crypto(0, NULL); Matthias.Ballreich> Matthias.Ballreich> (note, that should be seen as a temporary measure, as this is called Matthias.Ballreich> internally in quite a number of spots, so for larger uses of OpenSSL Matthias.Ballreich> functionality, you shouldn't need that) Matthias.Ballreich> Matthias.Ballreich> Cheers, Matthias.Ballreich> Richard Matthias.Ballreich> Matthias.Ballreich> -- Matthias.Ballreich> Richard Levitte levitte@xxxxxxxxxxx Matthias.Ballreich> OpenSSL Project http://www.openssl.org/~levitte/ Matthias.Ballreich> -- Matthias.Ballreich> openssl-users mailing list Matthias.Ballreich> To unsubscribe: https://mta.openssl.org/mailman/listinfo/openssl-users Matthias.Ballreich> -- openssl-users mailing list To unsubscribe: https://mta.openssl.org/mailman/listinfo/openssl-users