From 25505898530a333011f4fd5cbc841ad6b26c089c Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 16:40:04 +0200 Subject: Adding upstream version 1:9.2p1. Signed-off-by: Daniel Baumann --- cipher-chachapoly.h | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 cipher-chachapoly.h (limited to 'cipher-chachapoly.h') diff --git a/cipher-chachapoly.h b/cipher-chachapoly.h new file mode 100644 index 0000000..026d2de --- /dev/null +++ b/cipher-chachapoly.h @@ -0,0 +1,40 @@ +/* $OpenBSD: cipher-chachapoly.h,v 1.5 2020/04/03 04:27:03 djm Exp $ */ + +/* + * Copyright (c) Damien Miller 2013 + * + * 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. + */ +#ifndef CHACHA_POLY_AEAD_H +#define CHACHA_POLY_AEAD_H + +#include +#include "chacha.h" +#include "poly1305.h" + +#define CHACHA_KEYLEN 32 /* Only 256 bit keys used here */ + +struct chachapoly_ctx; + +struct chachapoly_ctx *chachapoly_new(const u_char *key, u_int keylen) + __attribute__((__bounded__(__buffer__, 1, 2))); +void chachapoly_free(struct chachapoly_ctx *cpctx); + +int chachapoly_crypt(struct chachapoly_ctx *cpctx, u_int seqnr, + u_char *dest, const u_char *src, u_int len, u_int aadlen, u_int authlen, + int do_encrypt); +int chachapoly_get_length(struct chachapoly_ctx *cpctx, + u_int *plenp, u_int seqnr, const u_char *cp, u_int len) + __attribute__((__bounded__(__buffer__, 4, 5))); + +#endif /* CHACHA_POLY_AEAD_H */ -- cgit v1.2.3