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D2I_PKEY_USAGE_PERIOD(3) Library Functions Manual D2I_PKEY_USAGE_PERIOD(3)

d2i_PKEY_USAGE_PERIOD, i2d_PKEY_USAGE_PERIODdecode and encode X.509 key usage period extensions

#include <openssl/x509v3.h>

d2i_PKEY_USAGE_PERIOD(PKEY_USAGE_PERIOD **val_out, const unsigned char **der_in, long length);

i2d_PKEY_USAGE_PERIOD(PKEY_USAGE_PERIOD *val_in, unsigned char **der_out);

() and () decode and encode an ASN.1 PrivateKeyUsagePeriod structure defined in RFC 3280 section For details about the semantics, examples, caveats, and bugs, see ASN1_item_d2i(3).

d2i_PKEY_USAGE_PERIOD() returns a PKEY_USAGE_PERIOD object or NULL if an error occurs.

i2d_PKEY_USAGE_PERIOD() returns the number of bytes successfully encoded or a negative value if an error occurs.

ASN1_item_d2i(3), PKEY_USAGE_PERIOD_new(3), X509_EXTENSION_new(3)

RFC 3280: Internet X.509 Public Key Infrastructure Certificate and Certificate Revocation List (CRL) Profile, section Private Key Usage Period

RFC 3280 was obsoleted by RFC 5280; see PKEY_USAGE_PERIOD_new(3) for details.

d2i_PKEY_USAGE_PERIOD() and i2d_PKEY_USAGE_PERIOD() first appeared in OpenSSL 0.9.2b and have been available since OpenBSD 2.6.

March 21, 2018 OpenBSD-current