From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 13 Dec 2021 23:40:34 +0100 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1mwtzm-005izK-Gd for lore@lore.pengutronix.de; Mon, 13 Dec 2021 23:40:34 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:e::133]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mwtzj-0004K4-RE for lore@pengutronix.de; Mon, 13 Dec 2021 23:40:33 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:From:In-Reply-To:MIME-Version: References:Message-ID:Subject:Cc:To:Date:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=wknbsqrbJCV1opt+vL7fiYX71nUpU/LILlhY7TWZVNE=; b=iEp2vu0hVRo655CidSpwJIgtai ZSPqowbnSh5gaifkMvw1ltKVkyDEAH12oQFy/+92V/pBog2UefhHcZ1NscZMczVt0q2qY31KD+doe fOs3wGuI2tEZ9ahKv2osiluwzwgw7mEgOoTk2+W/fyNeLcQCAfapVWLP3kXmYE4OGb3orETABBy8/ ef4l1HsyFEoK8kVFmMVbPqAoUMAbNA3CGEfFDG3FUzCvH0zZFzCC7j+6ik51bwuSCoupRoBvxKQur MSZ03n0fWmxfimIK6ZWJqZhzVErhrSSzprYiIN3D2QwYZW4bptJBv3M1v2xun78adoBE/fmj7JTp8 BRqfZpGQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mwty9-00BnXH-7S; Mon, 13 Dec 2021 22:38:53 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mwtdj-00Bfsn-Kc for barebox@lists.infradead.org; Mon, 13 Dec 2021 22:17:49 +0000 Received: from ptx.hi.pengutronix.de ([2001:67c:670:100:1d::c0]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mwtdh-0001iz-Lh; Mon, 13 Dec 2021 23:17:45 +0100 Received: from sha by ptx.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1mwtdh-00048e-D5; Mon, 13 Dec 2021 23:17:45 +0100 Date: Mon, 13 Dec 2021 23:17:45 +0100 To: Ahmad Fatoum Cc: barebox@lists.infradead.org Message-ID: <20211213221745.GH6003@pengutronix.de> References: <20211209105832.3518384-1-a.fatoum@pengutronix.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20211209105832.3518384-1-a.fatoum@pengutronix.de> X-Sent-From: Pengutronix Hildesheim X-URL: http://www.pengutronix.de/ X-IRC: #ptxdist @freenode X-Accept-Language: de,en X-Accept-Content-Type: text/plain X-Uptime: 23:17:33 up 3 days, 7:03, 33 users, load average: 0.09, 0.08, 0.09 User-Agent: Mutt/1.10.1 (2018-07-13) From: Sascha Hauer X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211213_141747_720652_39802A26 X-CRM114-Status: GOOD ( 24.06 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:e::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.ext.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-4.9 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH] crypto: crc32: add big endian CRC implementation X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) On Thu, Dec 09, 2021 at 11:58:32AM +0100, Ahmad Fatoum wrote: > This implementation is a straight copy of the tableless > implementation inside Linux' lib/crc32.c > > Signed-off-by: Ahmad Fatoum > --- > crypto/crc32.c | 12 ++++++++++++ > include/crc.h | 1 + > 2 files changed, 13 insertions(+) Applied, thanks Sascha > > diff --git a/crypto/crc32.c b/crypto/crc32.c > index 232c023adb88..998cbc9de297 100644 > --- a/crypto/crc32.c > +++ b/crypto/crc32.c > @@ -187,6 +187,18 @@ STATIC uint32_t crc32_no_comp(uint32_t crc, const void *_buf, unsigned int len) > return crc; > } > > +STATIC uint32_t crc32_be(uint32_t crc, const void *_buf, unsigned int len) > +{ > + const unsigned char *buf = _buf; > + int i; > + while (len--) { > + crc ^= *buf++ << 24; > + for (i = 0; i < 8; i++) > + crc = (crc << 1) ^ ((crc & 0x80000000) ? 0x04c11db7 : 0); > + } > + return crc; > +} > + > STATIC int file_crc(char *filename, ulong start, ulong size, ulong *crc, > ulong *total) > { > diff --git a/include/crc.h b/include/crc.h > index eb972705c21a..a5204aaabb9c 100644 > --- a/include/crc.h > +++ b/include/crc.h > @@ -36,6 +36,7 @@ static inline u16 crc_itu_t_byte(u16 crc, const u8 data) > #endif > > uint32_t crc32(uint32_t, const void *, unsigned int); > +uint32_t crc32_be(uint32_t, const void *, unsigned int); > uint32_t crc32_no_comp(uint32_t, const void *, unsigned int); > int file_crc(char *filename, unsigned long start, unsigned long size, > unsigned long *crc, unsigned long *total); > -- > 2.30.2 > > > _______________________________________________ > barebox mailing list > barebox@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/barebox > -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox