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.\"
.IX Title "OSSL_CMP_HDR_GET0_TRANSACTIONID 3SSL"
.TH OSSL_CMP_HDR_GET0_TRANSACTIONID 3SSL 2024-04-11 3.3.0 OpenSSL
.\" For nroff, turn off justification.  Always turn off hyphenation; it makes
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.SH NAME
OSSL_CMP_HDR_get0_transactionID,
OSSL_CMP_HDR_get0_recipNonce,
OSSL_CMP_HDR_get0_geninfo_ITAVs
\&\- functions manipulating CMP message headers
.SH SYNOPSIS
.IX Header "SYNOPSIS"
.Vb 1
\&  #include <openssl/cmp.h>
\&
\&  ASN1_OCTET_STRING *OSSL_CMP_HDR_get0_transactionID(const
\&                                                     OSSL_CMP_PKIHEADER *hdr);
\&  ASN1_OCTET_STRING *OSSL_CMP_HDR_get0_recipNonce(const
\&                                                  OSSL_CMP_PKIHEADER *hdr);
\& STACK_OF(OSSL_CMP_ITAV)
\&     *OSSL_CMP_HDR_get0_geninfo_ITAVs(const OSSL_CMP_PKIHEADER *hdr);
.Ve
.SH DESCRIPTION
.IX Header "DESCRIPTION"
OSSL_CMP_HDR_get0_transactionID returns the transaction ID of the given
PKIHeader.
.PP
OSSL_CMP_HDR_get0_recipNonce returns the recipient nonce of the given PKIHeader.
.PP
\&\fBOSSL_CMP_HDR_get0_geninfo_ITAVs()\fR returns the list of ITAVs
in the generalInfo field of the given PKIHeader.
.SH NOTES
.IX Header "NOTES"
CMP is defined in RFC 4210.
.SH "RETURN VALUES"
.IX Header "RETURN VALUES"
The functions return the intended pointer value as described above
or NULL if the respective entry does not exist and on error.
.SH HISTORY
.IX Header "HISTORY"
The OpenSSL CMP support was added in OpenSSL 3.0.
.PP
\&\fBOSSL_CMP_HDR_get0_geninfo_ITAVs()\fR was added in OpenSSL 3.3.
.SH COPYRIGHT
.IX Header "COPYRIGHT"
Copyright 2007\-2019 The OpenSSL Project Authors. All Rights Reserved.
.PP
Licensed under the Apache License 2.0 (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
<https://www.openssl.org/source/license.html>.