kernel/include/crypto/chacha20poly1305.h
sevki c9e1dba412 chore(ci): setup github actions and workflows
setup CI/CD for kernel development
- added CodeQL for code scanning
- every pr is built as an image and is available for
  30days on https://oklinux.dev
- tagged and released on github for now

Signed-off-by: sevki <s@sevki.io>
2024-03-15 21:46:24 +00:00

50 lines
1.7 KiB
C

/* SPDX-License-Identifier: GPL-2.0 OR MIT */
/*
* Copyright (C) 2015-2019 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
*/
#ifndef __CHACHA20POLY1305_H
#define __CHACHA20POLY1305_H
#include <linux/types.h>
#include <linux/scatterlist.h>
enum chacha20poly1305_lengths {
XCHACHA20POLY1305_NONCE_SIZE = 24,
CHACHA20POLY1305_KEY_SIZE = 32,
CHACHA20POLY1305_AUTHTAG_SIZE = 16
};
void chacha20poly1305_encrypt(u8 *dst, const u8 *src, const size_t src_len,
const u8 *ad, const size_t ad_len,
const u64 nonce,
const u8 key[CHACHA20POLY1305_KEY_SIZE]);
bool __must_check
chacha20poly1305_decrypt(u8 *dst, const u8 *src, const size_t src_len,
const u8 *ad, const size_t ad_len, const u64 nonce,
const u8 key[CHACHA20POLY1305_KEY_SIZE]);
void xchacha20poly1305_encrypt(u8 *dst, const u8 *src, const size_t src_len,
const u8 *ad, const size_t ad_len,
const u8 nonce[XCHACHA20POLY1305_NONCE_SIZE],
const u8 key[CHACHA20POLY1305_KEY_SIZE]);
bool __must_check xchacha20poly1305_decrypt(
u8 *dst, const u8 *src, const size_t src_len, const u8 *ad,
const size_t ad_len, const u8 nonce[XCHACHA20POLY1305_NONCE_SIZE],
const u8 key[CHACHA20POLY1305_KEY_SIZE]);
bool chacha20poly1305_encrypt_sg_inplace(struct scatterlist *src, size_t src_len,
const u8 *ad, const size_t ad_len,
const u64 nonce,
const u8 key[CHACHA20POLY1305_KEY_SIZE]);
bool chacha20poly1305_decrypt_sg_inplace(struct scatterlist *src, size_t src_len,
const u8 *ad, const size_t ad_len,
const u64 nonce,
const u8 key[CHACHA20POLY1305_KEY_SIZE]);
bool chacha20poly1305_selftest(void);
#endif /* __CHACHA20POLY1305_H */