chacha20_poly1305.h File Reference

ChaCha20Poly1305 AEAD. More...

#include "core/crypto.h"

Go to the source code of this file.

Functions

error_t chacha20Poly1305Encrypt (const uint8_t *k, size_t kLen, const uint8_t *n, size_t nLen, const uint8_t *a, size_t aLen, const uint8_t *p, uint8_t *c, size_t length, uint8_t *t, size_t tLen)
 Authenticated encryption using ChaCha20Poly1305. More...
 
error_t chacha20Poly1305Decrypt (const uint8_t *k, size_t kLen, const uint8_t *n, size_t nLen, const uint8_t *a, size_t aLen, const uint8_t *c, uint8_t *p, size_t length, const uint8_t *t, size_t tLen)
 Authenticated decryption using ChaCha20Poly1305. More...
 

Detailed Description

ChaCha20Poly1305 AEAD.

License

Copyright (C) 2010-2018 Oryx Embedded SARL. All rights reserved.

This file is part of CycloneCrypto Open.

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

Author
Oryx Embedded SARL (www.oryx-embedded.com)
Version
1.9.0

Definition in file chacha20_poly1305.h.

Function Documentation

◆ chacha20Poly1305Decrypt()

error_t chacha20Poly1305Decrypt ( const uint8_t *  k,
size_t  kLen,
const uint8_t *  n,
size_t  nLen,
const uint8_t *  a,
size_t  aLen,
const uint8_t *  c,
uint8_t *  p,
size_t  length,
const uint8_t *  t,
size_t  tLen 
)

Authenticated decryption using ChaCha20Poly1305.

Parameters
[in]kkey
[in]kLenLength of the key
[in]nNonce
[in]nLenLength of the nonce
[in]aAdditional authenticated data
[in]aLenLength of the additional data
[in]cCiphertext to be decrypted
[out]pPlaintext resulting from the decryption
[in]lengthTotal number of data bytes to be decrypted
[in]tMAC to be verified
[in]tLenLength of the MAC
Returns
Error code

Definition at line 163 of file chacha20_poly1305.c.

◆ chacha20Poly1305Encrypt()

error_t chacha20Poly1305Encrypt ( const uint8_t *  k,
size_t  kLen,
const uint8_t *  n,
size_t  nLen,
const uint8_t *  a,
size_t  aLen,
const uint8_t *  p,
uint8_t *  c,
size_t  length,
uint8_t *  t,
size_t  tLen 
)

Authenticated encryption using ChaCha20Poly1305.

Parameters
[in]kkey
[in]kLenLength of the key
[in]nNonce
[in]nLenLength of the nonce
[in]aAdditional authenticated data
[in]aLenLength of the additional data
[in]pPlaintext to be encrypted
[out]cCiphertext resulting from the encryption
[in]lengthTotal number of data bytes to be encrypted
[out]tMAC resulting from the encryption process
[in]tLenLength of the MAC
Returns
Error code

Definition at line 59 of file chacha20_poly1305.c.