.\"	$OpenBSD: d2i_X509_SIG.3,v 1.2 2016/11/06 15:52:50 jmc Exp $
.\"
.Dd $Mdocdate: November 6 2016 $
.Dt D2I_X509_SIG 3
.Os
.Sh NAME
.Nm d2i_X509_SIG ,
.Nm i2d_X509_SIG
.Nd DigestInfo functions
.Sh SYNOPSIS
.In openssl/x509.h
.Ft X509_SIG *
.Fo d2i_X509_SIG
.Fa "X509_SIG **a"
.Fa "unsigned char **pp"
.Fa "long length"
.Fc
.Ft int
.Fo i2d_X509_SIG
.Fa "X509_SIG *a"
.Fa "unsigned char **pp"
.Fc
.Sh DESCRIPTION
These functions decode and encode an
.Vt X509_SIG
structure which is equivalent to the
.Sy DigestInfo
structure defined in PKCS#1 and PKCS#7.
.Pp
Otherwise these behave in a way similar to
.Xr d2i_X509 3
and
.Xr i2d_X509 3 .
.Sh SEE ALSO
.Xr d2i_X509 3