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gnutls_aead_cipher_encrypt(3) — Linux manual page

gnutls_aead_cipher_encrypt(3)     gnutlsgnutls_aead_cipher_encrypt(3)

NAME        top

       gnutls_aead_cipher_encrypt - API function

SYNOPSIS        top

#include <gnutls/crypto.h>int gnutls_aead_cipher_encrypt(gnutls_aead_cipher_hd_thandle,const void *nonce, size_tnonce_len, const void *auth, size_tauth_len, size_ttag_size, const void *ptext, size_tptext_len,void *ctext, size_t *ctext_len);

ARGUMENTS        top

       gnutls_aead_cipher_hd_t handle                   is agnutls_aead_cipher_hd_ttype.       const void * nonce                   the nonce to set       size_t nonce_len                   The length of the nonce       const void * auth                   additional data to be authenticated       size_t auth_len                   The length of the data       size_t tag_size                   The size of the tag to use (use zero for the default)       const void * ptext                   the data to encrypt       size_t ptext_len                   The length of data to encrypt       void * ctext                   the encrypted data including authentication tag       size_t * ctext_len                   the length of encrypted data (initially must hold the                   maximum available size, including space for tag)

DESCRIPTION        top

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

RETURNS        top

       Zero or a negative error code on error.

SINCE        top

       3.4.0

REPORTING BUGS        top

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

COPYRIGHT        top

       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.

SEE ALSO        top

       The full documentation forgnutlsis maintained as a Texinfo       manual.  If the /usr/share/doc/gnutls/ directory does not contain       the HTML form visithttps://www.gnutls.org/manual/

COLOPHON        top

       This page is part of theGnuTLS (GnuTLS Transport Layer Security       Library) project.  Information about the project can be found at       ⟨http://www.gnutls.org/⟩.  If you have a bug report for this       manual page, send it to bugs@gnutls.org.  This page was obtained       from the tarball fetched from       ⟨https://www.gnupg.org/ftp/gcrypt/gnutls/⟩ on 2025-08-11.  If you       discover any rendering problems in this HTML version of the page,       or you believe there is a better or more up-to-date source for the       page, or you have corrections or improvements to the information       in this COLOPHON (which isnot part of the original manual page),       send a mail to man-pages@man7.orggnutls                            3.8.10gnutls_aead_cipher_encrypt(3)

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