From eba523f0a130f1cce829e6aecdcefa841f526a1a Mon Sep 17 00:00:00 2001 From: "djm@openbsd.org" Date: Fri, 3 Apr 2020 04:27:03 +0000 Subject: upstream: make Chacha20-POLY1305 context struct opaque; ok tb@ as part of a larger diff at a2k20 OpenBSD-Commit-ID: a4609b7263284f95c9417ef60ed7cdbb7bf52cfd --- cipher-chachapoly.h | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) (limited to 'cipher-chachapoly.h') diff --git a/cipher-chachapoly.h b/cipher-chachapoly.h index b7072be7..026d2de9 100644 --- a/cipher-chachapoly.h +++ b/cipher-chachapoly.h @@ -1,4 +1,4 @@ -/* $OpenBSD: cipher-chachapoly.h,v 1.4 2014/06/24 01:13:21 djm Exp $ */ +/* $OpenBSD: cipher-chachapoly.h,v 1.5 2020/04/03 04:27:03 djm Exp $ */ /* * Copyright (c) Damien Miller 2013 @@ -24,13 +24,12 @@ #define CHACHA_KEYLEN 32 /* Only 256 bit keys used here */ -struct chachapoly_ctx { - struct chacha_ctx main_ctx, header_ctx; -}; +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_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); -- cgit v1.2.1