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| author |   Jason A. Donenfeld <Jason@zx2c4.com> | 2018-08-28 23:50:35 -0600 |
|---|---|---|
| committer | Jason A. Donenfeld <Jason@zx2c4.com> | 2018-09-03 23:52:11 -0600 |
| commit | 4a0e319af86c0d38304535293f6fc32fe436ef1d (patch) | |
| tree | 6fca1e89becf3ff1afdcec7b6bc725e256af5811 /src/crypto/include/zinc/chacha20poly1305.h | |
| parent | uapi: reformat (diff) | |
| download | wireguard-monolithic-historical-4a0e319af86c0d38304535293f6fc32fe436ef1d.tar.xz wireguard-monolithic-historical-4a0e319af86c0d38304535293f6fc32fe436ef1d.zip | |
crypto: import zinc
Diffstat (limited to 'src/crypto/include/zinc/chacha20poly1305.h')
| -rw-r--r-- | src/crypto/include/zinc/chacha20poly1305.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/src/crypto/include/zinc/chacha20poly1305.h b/src/crypto/include/zinc/chacha20poly1305.h new file mode 100644 index 0000000..b607c76 --- /dev/null +++ b/src/crypto/include/zinc/chacha20poly1305.h @@ -0,0 +1,54 @@ +/* SPDX-License-Identifier: GPL-2.0 + * + * Copyright (C) 2015-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved. + */ + +#ifndef _ZINC_CHACHA20POLY1305_H +#define _ZINC_CHACHA20POLY1305_H + +#include <linux/simd.h> +#include <linux/types.h> + +struct scatterlist; + +enum chacha20poly1305_lengths { + XCHACHA20POLY1305_NONCELEN = 24, + CHACHA20POLY1305_KEYLEN = 32, + CHACHA20POLY1305_AUTHTAGLEN = 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_KEYLEN]); + +bool __must_check chacha20poly1305_encrypt_sg( + struct scatterlist *dst, struct scatterlist *src, const size_t src_len, + const u8 *ad, const size_t ad_len, const u64 nonce, + const u8 key[CHACHA20POLY1305_KEYLEN], simd_context_t simd_context); + +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_KEYLEN]); + +bool __must_check chacha20poly1305_decrypt_sg( + struct scatterlist *dst, struct scatterlist *src, const size_t src_len, + const u8 *ad, const size_t ad_len, const u64 nonce, + const u8 key[CHACHA20POLY1305_KEYLEN], simd_context_t simd_context); + +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_NONCELEN], + const u8 key[CHACHA20POLY1305_KEYLEN]); + +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_NONCELEN], + const u8 key[CHACHA20POLY1305_KEYLEN]); + +#ifdef DEBUG +bool chacha20poly1305_selftest(void); +#endif + +#endif /* _ZINC_CHACHA20POLY1305_H */ |