/* LibTomCrypt, modular cryptographic library -- Tom St Denis */
/* SPDX-License-Identifier: Unlicense */
/* The implementation is based on:
* chacha-ref.c version 20080118
* Public domain from D. J. Bernstein
*/
#include "tomcrypt_private.h"
#ifdef LTC_RABBIT
/**
Encrypt (or decrypt) bytes of ciphertext (or plaintext) with Rabbit
@param key The key
@param keylen The key length
@param iv The initial vector
@param ivlen The initial vector length
@param datain The plaintext (or ciphertext)
@param datalen The length of the input and output (octets)
@param dataout [out] The ciphertext (or plaintext)
@return CRYPT_OK if successful
*/
int rabbit_memory(const unsigned char *key, unsigned long keylen,
const unsigned char *iv, unsigned long ivlen,
const unsigned char *datain, unsigned long datalen,
unsigned char *dataout)
{
rabbit_state st;
int err;
if ((err = rabbit_setup(&st, key, keylen)) != CRYPT_OK) goto WIPE_KEY;
if ((err = rabbit_setiv(&st, iv, ivlen)) != CRYPT_OK) goto WIPE_KEY;
err = rabbit_crypt(&st, datain, datalen, dataout);
WIPE_KEY:
rabbit_done(&st);
return err;
}
#endif /* LTC_RABBIT */