Received: by 2002:ad5:474a:0:0:0:0:0 with SMTP id i10csp5087785imu; Sat, 1 Dec 2018 08:54:39 -0800 (PST) X-Google-Smtp-Source: AFSGD/VDfpcsxBvpW2XV0KzyO+zir16egLBPpY1Knav7TobgW0amD9SRZb3/6NztQz6yPV1p5rlL X-Received: by 2002:a62:ea09:: with SMTP id t9mr5063848pfh.228.1543683279526; Sat, 01 Dec 2018 08:54:39 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1543683279; cv=none; d=google.com; s=arc-20160816; b=zUlQW9vbg+Ie7ZJQL/esQZcLJcko8fFdfvgo8sLlaLY7O+8jStX65Q7+380Z6O859W EqK5xr9uLkUUK6FrA8Z06+2M7npIkOrjP2SoJaDMCAGSRq3DTwpykZoB1yiQv9PWlub2 HIqJTjZTavJGhmTQncEsPJygykqapbJivkAH555mGpvl9aZaxKNSNl+/BaXVYx1GkC+L sq2mCsqt+SbFDWI3VnKSyBdpzgYONt4eQbIQg46j1Quf/B4MLT9pOa378JzBbv6W2dmK Bw/HWJ+BG6D4inDcfLz6peNp4/WktycPwYNx7jvjooCMXs/msAlOOWYt6VSDNh2IBYPn vT0g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:date:cc:to:from:subject:message-id; bh=FmxISzITO13AeQWHBHMHVtgJCg0GlqbeJnBepGQEjhs=; b=x/1p3uhmv+76/VTPPTwRH+iFWURvx5TG3qAPjlpVDLxXcCDZIT62WKj6p/JLAMRRHs 0RdxJgmOAf8VoJ9Wot9S3DUit24HQyK+nP67NtTZVz86x0ixtY97rr3KmNR/m/oL+r9E N/0Nl8uwolNX16NlO9fkrJW5KgqgN9S1ru3+e1h6OktMCiS1jbUKGH7Ty/duSZ9djMfm TZ+tcOL+5RomtuOUR65xPrk3xJgL3umyp82iZ1TSiZjsOvoqPR20duuvl/VocY13M/rB BcN0oqQ2UVggCsOphVTpv89rKpZzDmn/oH1rtZwc44o+03dnegHs4T3gKR/JCV0W3k5d L64g== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id h3si7843235pgi.391.2018.12.01.08.54.24; Sat, 01 Dec 2018 08:54:39 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727063AbeLBEAA (ORCPT + 99 others); Sat, 1 Dec 2018 23:00:00 -0500 Received: from sitav-80046.hsr.ch ([152.96.80.46]:41277 "EHLO mail.strongswan.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726778AbeLBEAA (ORCPT ); Sat, 1 Dec 2018 23:00:00 -0500 Received: from book.fritz.box (unknown [IPv6:2a01:2a8:8106:7c01:b5f0:8f23:2aa:553]) by mail.strongswan.org (Postfix) with ESMTPSA id A978E40128; Sat, 1 Dec 2018 17:47:02 +0100 (CET) Message-ID: <972ec5f157fc4e0b96311eafba50759b61cd4436.camel@strongswan.org> Subject: Re: [PATCH v2 6/6] crypto: x86/chacha - add XChaCha12 support From: Martin Willi To: Eric Biggers , linux-crypto@vger.kernel.org Cc: Paul Crowley , Milan Broz , "Jason A . Donenfeld" , linux-kernel@vger.kernel.org Date: Sat, 01 Dec 2018 17:47:02 +0100 In-Reply-To: <20181129230217.158038-7-ebiggers@kernel.org> References: <20181129230217.158038-1-ebiggers@kernel.org> <20181129230217.158038-7-ebiggers@kernel.org> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.28.5-0ubuntu0.18.04.1 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > Now that the x86_64 SIMD implementations of ChaCha20 and XChaCha20 > have been refactored to support varying the number of rounds, add > support for XChaCha12. This is identical to XChaCha20 except for the > number of rounds, which is 12 instead of 20. This can be used by > Adiantum. > > Signed-off-by: Eric Biggers Reviewed-by: Martin Willi