gnutls_cipher_add_auth(3) gnutls gnutls_cipher_add_auth(3)

gnutls_cipher_add_auth - API function

#include <gnutls/crypto.h>

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

is a gnutls_cipher_hd_t type
the data to be authenticated
the length of the data

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.

Zero or a negative error code on error.


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3.8.5 gnutls