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gnutls_pubkey_export(3) 		      gnutls			  gnutls_pubkey_export(3)

       gnutls_pubkey_export - API function

       #include <gnutls/abstract.h>

       int  gnutls_pubkey_export(gnutls_pubkey_t  key,	gnutls_x509_crt_fmt_t format, void * out-
       put_data, size_t * output_data_size);

       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

       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".

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


       Report bugs to <bug-gnutls@gnu.org>.
       General guidelines for reporting bugs: http://www.gnu.org/gethelp/
       GnuTLS home page: http://www.gnu.org/software/gnutls/

       Copyright (C) 2012 Free Software Foundation, Inc..
       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.

       The full documentation for gnutls is maintained as a Texinfo  manual.   If  the	info  and
       gnutls programs are properly installed at your site, the command

	      info gnutls

       should  give you access to the complete manual.	As an alternative you may obtain the man-
       ual from:


gnutls					      3.1.15			  gnutls_pubkey_export(3)
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