1 =pod 2 3 =head1 NAME 4 5 X509_REQ_get_extensions, 6 X509_REQ_add_extensions, X509_REQ_add_extensions_nid 7 - handle X.509 extension attributes of a CSR 8 9 =head1 SYNOPSIS 10 11 #include <openssl/x509.h> 12 13 STACK_OF(X509_EXTENSION) *X509_REQ_get_extensions(const X509_REQ *req); 14 int X509_REQ_add_extensions(X509_REQ *req, const STACK_OF(X509_EXTENSION) *exts); 15 int X509_REQ_add_extensions_nid(X509_REQ *req, 16 const STACK_OF(X509_EXTENSION) *exts, int nid); 17 18 =head1 DESCRIPTION 19 20 X509_REQ_get_extensions() returns the first list of X.509 extensions 21 found in the attributes of I<req>. 22 The returned list is empty if there are no such extensions in I<req>. 23 The caller is responsible for freeing the list obtained. 24 25 X509_REQ_add_extensions_nid() adds to I<req> a list of X.509 extensions I<exts>, 26 using I<nid> to identify the extensions attribute. 27 I<req> is unchanged if I<exts> is NULL or an empty list. 28 This function may be called more than once on the same I<req> and I<nid>. 29 In such case any previous extensions are augmented, where an extension to be 30 added that has the same OID as a pre-existing one replaces this earlier one. 31 32 X509_REQ_add_extensions() is like X509_REQ_add_extensions_nid() 33 except that the default B<NID_ext_req> is used. 34 35 =head1 RETURN VALUES 36 37 X509_REQ_get_extensions() returns a pointer to B<STACK_OF(X509_EXTENSION)> 38 or NULL on error. 39 40 X509_REQ_add_extensions() and X509_REQ_add_extensions_nid() 41 return 1 on success, 0 on error. 42 43 =head1 COPYRIGHT 44 45 Copyright 2022-2024 The OpenSSL Project Authors. All Rights Reserved. 46 47 Licensed under the Apache License 2.0 (the "License"). You may not use 48 this file except in compliance with the License. You can obtain a copy 49 in the file LICENSE in the source distribution or at 50 L<https://www.openssl.org/source/license.html>. 51 52 =cut 53