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.\" $OpenBSD: PKCS12_new.3,v 1.3 2018/03/21 17:57:48 schwarze Exp $
.\"
.\" Copyright (c) 2016 Ingo Schwarze <schwarze@openbsd.org>
.\"
.\" Permission to use, copy, modify, and distribute this software for any
.\" purpose with or without fee is hereby granted, provided that the above
.\" copyright notice and this permission notice appear in all copies.
.\"
.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
.\"
.Dd $Mdocdate: March 21 2018 $
.Dt PKCS12_NEW 3
.Os
.Sh NAME
.Nm PKCS12_new ,
.Nm PKCS12_free ,
.Nm PKCS12_MAC_DATA_new ,
.Nm PKCS12_MAC_DATA_free
.Nd PKCS#12 personal information exchange (PFX)
.Sh SYNOPSIS
.In openssl/pkcs12.h
.Ft PKCS12 *
.Fn PKCS12_new void
.Ft void
.Fn PKCS12_free "PKCS12 *pfx"
.Ft PKCS12_MAC_DATA *
.Fn PKCS12_MAC_DATA_new void
.Ft void
.Fn PKCS12_MAC_DATA_free "PKCS12_MAC_DATA *mac_data"
.Sh DESCRIPTION
.Fn PKCS12_new
allocates and initializes an empty
.Vt PKCS12
object, representing an ASN.1
.Vt PFX
.Pq personal information exchange
structure defined in RFC 7292 section 4.
It can hold a pointer to a
.Vt PKCS7
object described in
.Xr PKCS7_new 3
and optionally an instance of
.Vt PKCS12_MAC_DATA
described below.
.Fn PKCS12_free
frees
.Fa pfx .
.Pp
.Fn PKCS12_MAC_DATA_new
allocates and initializes an empty
.Vt PKCS12_MAC_DATA
object, representing an ASN.1
.Vt MacData
structure defined in RFC 7292 section 4.
It is used inside
.Vt PKCS12
and can hold a pointer to an
.Vt X509_SIG
object described in
.Xr X509_SIG_new 3
together with a salt value and an iteration count.
.Fn PKCS12_MAC_DATA_free
frees
.Fa mac_data .
.Sh RETURN VALUES
.Fn PKCS12_new
and
.Fn PKCS12_MAC_DATA_new
return the new
.Vt PKCS12
or
.Vt PKCS12_MAC_DATA
object, respectively, or
.Dv NULL
if an error occurs.
.Sh SEE ALSO
.Xr d2i_PKCS12 3 ,
.Xr PKCS12_create 3 ,
.Xr PKCS12_newpass 3 ,
.Xr PKCS12_SAFEBAG_new 3 ,
.Xr PKCS7_new 3 ,
.Xr X509_SIG_new 3
.Sh STANDARDS
RFC 7292: PKCS #12: Personal Information Exchange Syntax
.Sh HISTORY
.Fn PKCS12_new ,
.Fn PKCS12_free ,
.Fn PKCS12_MAC_DATA_new ,
and
.Fn PKCS12_MAC_DATA_free
first appeared in OpenSSL 0.9.3 and have been available since
.Ox 2.6 .
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