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gnutls_cipher_add_auth(3) gnutls gnutls_cipher_add_auth(3)

NAME

gnutls_cipher_add_auth - API function

SYNOPSIS

#include <gnutls/crypto.h>

int gnutls_cipher_add_auth(gnutls_cipher_hd_t handle, const void * ptext, size_t ptext_size);

ARGUMENTS

gnutls_cipher_hd_t handle
is a gnutls_cipher_hd_t type
const void * ptext
the data to be authenticated
size_t ptext_size
the length of the data

DESCRIPTION

This function operates on authenticated encryption with associated data (AEAD) ciphers and authenticate the input data. This function can only be called once and before any encryption operations.

RETURNS

Zero or a negative error code on error.

SINCE

3.0

REPORTING BUGS

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

COPYRIGHT

Copyright © 2001-2019 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.

SEE ALSO

The full documentation for gnutls is maintained as a Texinfo manual. If the /usr/share/doc/gnutls/ directory does not contain the HTML form visit
https://www.gnutls.org/manual/
3.6.9 gnutls