=pod

=head1 NAME

X509_get0_uids - get certificate unique identifiers

=head1 SYNOPSIS

 #include <openssl/x509.h>

 void X509_get0_uids(const X509 *x, const ASN1_BIT_STRING **piuid,
                     const ASN1_BIT_STRING **psuid);

=head1 DESCRIPTION

X509_get0_uids() sets B<*piuid> and B<*psuid> to the issuer and subject unique
identifiers of certificate B<x> or NULL if the fields are not present.

=head1 NOTES

The issuer and subject unique identifier fields are very rarely encountered in
practice outside test cases.

=head1 RETURN VALUES

X509_get0_uids() does not return a value.

=head1 SEE ALSO

L<d2i_X509(3)>,
L<ERR_get_error(3)>,
L<X509_CRL_get0_by_serial(3)>,
L<X509_get0_signature(3)>,
L<X509_get_ext_d2i(3)>,
L<X509_get_extension_flags(3)>,
L<X509_get_pubkey(3)>,
L<X509_get_subject_name(3)>,
L<X509_get_version(3)>,
L<X509_NAME_add_entry_by_txt(3)>,
L<X509_NAME_ENTRY_get_object(3)>,
L<X509_NAME_get_index_by_NID(3)>,
L<X509_NAME_print_ex(3)>,
L<X509_new(3)>,
L<X509_sign(3)>,
L<X509V3_get_d2i(3)>,
L<X509_verify_cert(3)>

=head1 COPYRIGHT

Copyright 2015-2016 The OpenSSL Project Authors. All Rights Reserved.

Licensed under the OpenSSL license (the "License").  You may not use
this file except in compliance with the License.  You can obtain a copy
in the file LICENSE in the source distribution or at
L<https://www.openssl.org/source/license.html>.

=cut