gnutls_pubkey_export - API function

Arguments

gnutls_pubkey_t key Holds the certificate gnutls_x509_crt_fmt_t format the format of output params. One of PEM or DER. void * output_data will contain a certificate PEM or DER encoded size_t * output_data_size holds the size of output_data (and will be replaced by the actual size of parameters)

Copyright

Copyright © 2001-2023 Free Software Foundation, Inc., and others. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved.

Description

This function will export the public key to DER or PEM format. The contents of the exported data is the SubjectPublicKeyInfo X.509 structure. If the buffer provided is not long enough to hold the output, then *output_data_size is updated and GNUTLS_E_SHORT_MEMORY_BUFFER will be returned. If the structure is PEM encoded, it will have a header of "BEGIN CERTIFICATE".

Name

gnutls_pubkey_export - API function

Reporting Bugs

Report bugs to <bugs@gnutls.org>. Home page: https://www.gnutls.org

Returns

In case of failure a negative error code will be returned, and 0 on success.

Since

2.12.0

Synopsis

#include<gnutls/abstract.h>intgnutls_pubkey_export(gnutls_pubkey_tkey,gnutls_x509_crt_fmt_tformat,void*output_data,size_t*output_data_size);