From 999ae6be3243c7b4a815247199447b53c39a3d65 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:26:58 +0200 Subject: Adding upstream version 1:7.9p1. Signed-off-by: Daniel Baumann --- cipher-chachapoly.h | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 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..b7072be --- /dev/null +++ b/cipher-chachapoly.h @@ -0,0 +1,41 @@ +/* $OpenBSD: cipher-chachapoly.h,v 1.4 2014/06/24 01:13:21 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 chacha_ctx main_ctx, header_ctx; +}; + +int chachapoly_init(struct chachapoly_ctx *cpctx, + const u_char *key, u_int keylen) + __attribute__((__bounded__(__buffer__, 2, 3))); +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