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Command: d2i_X509_ATTRIBUTE | Section: 3 | Source: OpenBSD | File: d2i_X509_ATTRIBUTE.3
D2I_X509_ATTRIBUTE(3) FreeBSD Library Functions Manual D2I_X509_ATTRIBUTE(3)
NAME
d2i_X509_ATTRIBUTE, i2d_X509_ATTRIBUTE - decode and encode generic X.501
Attribute
SYNOPSIS
#include <openssl/x509.h>
X509_ATTRIBUTE *
d2i_X509_ATTRIBUTE(X509_ATTRIBUTE **val_out,
const unsigned char **der_in, long length);
int
i2d_X509_ATTRIBUTE(X509_ATTRIBUTE *val_in, unsigned char **der_out);
DESCRIPTION
d2i_X509_ATTRIBUTE() and i2d_X509_ATTRIBUTE() decode and encode a generic
ASN.1 Attribute structure defined in X.501 section 8.2. For details
about the semantics, examples, caveats, and bugs, see ASN1_item_d2i(3).
RETURN VALUES
d2i_X509_ATTRIBUTE() returns an X509_ATTRIBUTE object or NULL if an error
occurs.
i2d_X509_ATTRIBUTE() returns the number of bytes successfully encoded or
a negative value if an error occurs.
SEE ALSO
ASN1_item_d2i(3), d2i_PKCS12(3), d2i_PKCS8_PRIV_KEY_INFO(3),
d2i_X509_EXTENSION(3), d2i_X509_REQ(3), X509_ATTRIBUTE_new(3)
STANDARDS
ITU-T Recommendation X.501, also known as ISO/IEC 9594-2: Information
Technology Open Systems Interconnection The Directory: Models, section
8.2: Overall structure
HISTORY
d2i_X509_ATTRIBUTE() and i2d_X509_ATTRIBUTE() first appeared in SSLeay
0.5.1 and have been available since OpenBSD 2.4.
FreeBSD 14.1-RELEASE-p8 March 27, 2018 FreeBSD 14.1-RELEASE-p8