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src/cipher-chachapoly.h
41 строка
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Viktor Szakats
tidy-up: miscellaneous
05 июн 2026, 19:12
05 июн 2026, 19:12
9980382
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/* $OpenBSD: cipher-chachapoly.h,v 1.4 2014/06/24 01:13:21 djm Exp $ */ /* * Copyright (c) Damien Miller 2013 <djm@mindrot.org> * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. * * SPDX-License-Identifier: BSD-2-Clause */ #ifndef CHACHA_POLY_AEAD_H #define CHACHA_POLY_AEAD_H #include "chacha.h" #include "poly1305.h" #define CHACHA_KEYLEN 32 /* Only 256-bit keys used here */ struct chachapoly_ctx { struct chacha_ctx main_ctx, header_ctx; }; int chachapoly_init(struct chachapoly_ctx *ctx, const unsigned char *key, size_t keylen); int chachapoly_crypt(struct chachapoly_ctx *ctx, libssh2_uint64_t seqnr, unsigned char *dest, const unsigned char *src, size_t len, size_t aadlen, int do_encrypt); int chachapoly_get_length(struct chachapoly_ctx *ctx, unsigned int *plenp, libssh2_uint64_t seqnr, const unsigned char *cp, size_t len); #endif /* CHACHA_POLY_AEAD_H */