mirror of
https://github.com/cryb-to/cryb-to.git
synced 2024-12-20 03:24:54 +00:00
67 lines
2.4 KiB
C
67 lines
2.4 KiB
C
|
/*-
|
||
|
|
* Copyright (c) 2017 Dag-Erling Smørgrav
|
||
|
|
* All rights reserved.
|
||
|
|
*
|
||
|
|
* Redistribution and use in source and binary forms, with or without
|
||
|
|
* modification, are permitted provided that the following conditions
|
||
|
|
* are met:
|
||
|
|
* 1. Redistributions of source code must retain the above copyright
|
||
|
|
* notice, this list of conditions and the following disclaimer.
|
||
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
||
|
|
* notice, this list of conditions and the following disclaimer in the
|
||
|
|
* documentation and/or other materials provided with the distribution.
|
||
|
|
* 3. The name of the author may not be used to endorse or promote
|
||
|
|
* products derived from this software without specific prior written
|
||
|
|
* permission.
|
||
|
|
*
|
||
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
||
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
||
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||
|
|
* SUCH DAMAGE.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef CRYB_SALSA_H_INCLUDED
|
||
|
|
#define CRYB_SALSA_H_INCLUDED
|
||
|
|
|
||
|
|
#ifndef CRYB_TO
|
||
|
|
#include <cryb/to.h>
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#include <cryb/cipher.h>
|
||
|
|
|
||
|
|
CRYB_BEGIN
|
||
|
|
|
||
|
|
#define salsa_cipher cryb_salsa_cipher
|
||
|
|
#define salsa_ctx cryb_salsa_ctx
|
||
|
|
#define salsa_init cryb_salsa_init
|
||
|
|
#define salsa_reset cryb_salsa_reset
|
||
|
|
#define salsa_keystream cryb_salsa_keystream
|
||
|
|
#define salsa_encrypt cryb_salsa_encrypt
|
||
|
|
#define salsa_decrypt cryb_salsa_decrypt
|
||
|
|
#define salsa_finish cryb_salsa_finish
|
||
|
|
|
||
|
|
extern cipher_algorithm salsa_cipher;
|
||
|
|
|
||
|
|
typedef struct {
|
||
|
|
uint32_t state[16];
|
||
|
|
unsigned int rounds;
|
||
|
|
} salsa_ctx;
|
||
|
|
|
||
|
|
void salsa_init(salsa_ctx *, cipher_mode, const uint8_t *, size_t);
|
||
|
|
void salsa_reset(salsa_ctx *, const uint8_t *, unsigned int);
|
||
|
|
size_t salsa_keystream(salsa_ctx *, uint8_t *, size_t);
|
||
|
|
size_t salsa_encrypt(salsa_ctx *, const void *, uint8_t *, size_t);
|
||
|
|
size_t salsa_decrypt(salsa_ctx *, const uint8_t *, void *, size_t);
|
||
|
|
void salsa_finish(salsa_ctx *);
|
||
|
|
|
||
|
|
CRYB_END
|
||
|
|
|
||
|
|
#endif
|