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gnutls_cipher_decrypt(3)             gnutls            gnutls_cipher_decrypt(3)

NAME
       gnutls_cipher_decrypt - API function

SYNOPSIS
       #include <gnutls/crypto.h>

       int   gnutls_cipher_decrypt(gnutls_cipher_hd_t  handle,  void  *  ctext,
       size_t ctext_len);

ARGUMENTS
       gnutls_cipher_hd_t handle
                   is a gnutls_cipher_hd_t type

       void * ctext
                   the data to decrypt

       size_t ctext_len
                   the length of data to decrypt

DESCRIPTION
       This function will decrypt the given data using the algorithm  specified
       by the context.

       Note that in AEAD ciphers, this will not check the tag. You will need to
       compare the tag sent with the value returned from gnutls_cipher_tag().

RETURNS
       Zero or a negative error code on error.

SINCE
       2.10.0

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

COPYRIGHT
       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
       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/

gnutls                               3.8.9             gnutls_cipher_decrypt(3)

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