gnutls_aead_cipher_encrypt(3) gnutls gnutls_aead_cipher_encrypt(3)

gnutls_aead_cipher_encrypt - API function

#include <gnutls/crypto.h>

int gnutls_aead_cipher_encrypt(gnutls_aead_cipher_hd_t handle, const void * nonce, size_t nonce_len, const void * auth, size_t auth_len, size_t tag_size, const void * ptext, size_t ptext_len, void * ctext, size_t * ctext_len);

is a gnutls_aead_cipher_hd_t type.
the nonce to set
The length of the nonce
additional data to be authenticated
The length of the data
The size of the tag to use (use zero for the default)
the data to encrypt
The length of data to encrypt
the encrypted data including authentication tag
the length of encrypted data (initially must hold the maximum available size, including space for tag)

This function will encrypt the given data using the algorithm specified by the context. The output data will contain the authentication tag.

Zero or a negative error code on error.


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3.8.5 gnutls