SYNOPSIS

#include <gnutls/crypto.h>

int gnutls_cipher_decrypt2(gnutls_cipher_hd_t handle, const void * ciphertext, size_t ciphertextlen, void * text, size_t textlen);

ARGUMENTS

gnutls_cipher_hd_t handle

is a gnutls_cipher_hd_t structure.

const void * ciphertext

the data to encrypt

size_t ciphertextlen

The length of data to encrypt

void * text

the decrypted data

size_t textlen

The available length for decrypted data

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

2.12.0

REPORTING BUGS

Report bugs to <[email protected]>.

Home page: http://www.gnutls.org

COPYRIGHT

Copyright © 2001-2014 Free Software Foundation, Inc..

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.

RELATED TO gnutls_cipher_decrypt2…

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

http://www.gnutls.org/manual/