08c570826d
This patch adds a declaration for chacha20poly1305_selftest to silence a sparse warning. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> (cherry picked from commit 06cc2afbbdf9a9e8df3e2f8db724997dd6e1b4ac) Bug: 152722841 Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com> Signed-off-by: Greg Kroah-Hartman <gregkh@google.com> Change-Id: I9dc1c6df2e73e6a60d81f24384e8363309d6d109
50 lines
1.7 KiB
C
50 lines
1.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0 OR MIT */
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/*
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* Copyright (C) 2015-2019 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
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*/
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#ifndef __CHACHA20POLY1305_H
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#define __CHACHA20POLY1305_H
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#include <linux/types.h>
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#include <linux/scatterlist.h>
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enum chacha20poly1305_lengths {
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XCHACHA20POLY1305_NONCE_SIZE = 24,
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CHACHA20POLY1305_KEY_SIZE = 32,
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CHACHA20POLY1305_AUTHTAG_SIZE = 16
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};
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void chacha20poly1305_encrypt(u8 *dst, const u8 *src, const size_t src_len,
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const u8 *ad, const size_t ad_len,
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const u64 nonce,
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const u8 key[CHACHA20POLY1305_KEY_SIZE]);
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bool __must_check
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chacha20poly1305_decrypt(u8 *dst, const u8 *src, const size_t src_len,
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const u8 *ad, const size_t ad_len, const u64 nonce,
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const u8 key[CHACHA20POLY1305_KEY_SIZE]);
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void xchacha20poly1305_encrypt(u8 *dst, const u8 *src, const size_t src_len,
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const u8 *ad, const size_t ad_len,
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const u8 nonce[XCHACHA20POLY1305_NONCE_SIZE],
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const u8 key[CHACHA20POLY1305_KEY_SIZE]);
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bool __must_check xchacha20poly1305_decrypt(
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u8 *dst, const u8 *src, const size_t src_len, const u8 *ad,
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const size_t ad_len, const u8 nonce[XCHACHA20POLY1305_NONCE_SIZE],
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const u8 key[CHACHA20POLY1305_KEY_SIZE]);
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bool chacha20poly1305_encrypt_sg_inplace(struct scatterlist *src, size_t src_len,
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const u8 *ad, const size_t ad_len,
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const u64 nonce,
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const u8 key[CHACHA20POLY1305_KEY_SIZE]);
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bool chacha20poly1305_decrypt_sg_inplace(struct scatterlist *src, size_t src_len,
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const u8 *ad, const size_t ad_len,
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const u64 nonce,
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const u8 key[CHACHA20POLY1305_KEY_SIZE]);
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bool chacha20poly1305_selftest(void);
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#endif /* __CHACHA20POLY1305_H */
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