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[54.197.127.237]) by mx.google.com with ESMTP id 47si5395qtr.200.2017.12.12.08.16.43; Tue, 12 Dec 2017 08:16:43 -0800 (PST) Received-SPF: pass (google.com: domain of lng-odp-bounces@lists.linaro.org designates 54.197.127.237 as permitted sender) client-ip=54.197.127.237; Authentication-Results: mx.google.com; spf=pass (google.com: domain of lng-odp-bounces@lists.linaro.org designates 54.197.127.237 as permitted sender) smtp.mailfrom=lng-odp-bounces@lists.linaro.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=yandex.ru Received: by lists.linaro.org (Postfix, from userid 109) id 22DB26091B; Tue, 12 Dec 2017 16:16:43 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on ip-10-142-244-252 X-Spam-Level: X-Spam-Status: No, score=-5.4 required=5.0 tests=BAYES_00,FREEMAIL_FROM, RCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H2, URIBL_BLOCKED autolearn=disabled version=3.4.0 Received: from [127.0.0.1] (localhost [127.0.0.1]) by lists.linaro.org (Postfix) with ESMTP id 4D42260880; Tue, 12 Dec 2017 16:04:00 +0000 (UTC) X-Original-To: lng-odp@lists.linaro.org Delivered-To: lng-odp@lists.linaro.org Received: by lists.linaro.org (Postfix, from userid 109) id 29F53608A4; Tue, 12 Dec 2017 16:03:54 +0000 (UTC) Received: from forward104p.mail.yandex.net (forward104p.mail.yandex.net [77.88.28.107]) by lists.linaro.org (Postfix) with ESMTPS id B17A5608A4 for ; Tue, 12 Dec 2017 16:00:32 +0000 (UTC) Received: from mxback4j.mail.yandex.net (mxback4j.mail.yandex.net [IPv6:2a02:6b8:0:1619::10d]) by forward104p.mail.yandex.net (Yandex) with ESMTP id 06B2D1834DE for ; Tue, 12 Dec 2017 19:00:31 +0300 (MSK) Received: from smtp2o.mail.yandex.net (smtp2o.mail.yandex.net [2a02:6b8:0:1a2d::26]) by mxback4j.mail.yandex.net (nwsmtp/Yandex) with ESMTP id 35reFxfYzD-0UJ8v1dZ; Tue, 12 Dec 2017 19:00:30 +0300 Received: by smtp2o.mail.yandex.net (nwsmtp/Yandex) with ESMTPSA id P8VUaNg7sx-0UFO3DtJ; Tue, 12 Dec 2017 19:00:30 +0300 (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (Client certificate not present) From: Github ODP bot To: lng-odp@lists.linaro.org Date: Tue, 12 Dec 2017 19:00:15 +0300 Message-Id: <1513094423-671-9-git-send-email-odpbot@yandex.ru> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1513094423-671-1-git-send-email-odpbot@yandex.ru> References: <1513094423-671-1-git-send-email-odpbot@yandex.ru> Github-pr-num: 304 Subject: [lng-odp] [PATCH API-NEXT v11 8/16] linux-gen: ipsec: simplify seq no handling X-BeenThere: lng-odp@lists.linaro.org X-Mailman-Version: 2.1.16 Precedence: list List-Id: "The OpenDataPlane \(ODP\) List" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: lng-odp-bounces@lists.linaro.org Sender: "lng-odp" From: Dmitry Eremin-Solenikov There is no point in filling artificial AAD struct for AH just for the sake of sequence number checking. Instead use AAD just for ESP and provide separate seq_no field. Signed-off-by: Dmitry Eremin-Solenikov --- /** Email created from pull request 304 (lumag:ipsec-ipv6-2) ** https://github.com/Linaro/odp/pull/304 ** Patch: https://github.com/Linaro/odp/pull/304.patch ** Base sha: 65d690fbcf03c6a4d5eb3f01bde36807833feaaa ** Merge commit sha: 2212038b2ceac423819d283ce07106fabe438631 **/ platform/linux-generic/odp_ipsec.c | 32 ++++++++++++++------------------ 1 file changed, 14 insertions(+), 18 deletions(-) diff --git a/platform/linux-generic/odp_ipsec.c b/platform/linux-generic/odp_ipsec.c index 714844675..66342f1b0 100644 --- a/platform/linux-generic/odp_ipsec.c +++ b/platform/linux-generic/odp_ipsec.c @@ -233,6 +233,7 @@ typedef struct { struct { uint16_t hdr_len; uint16_t trl_len; + odp_u32be_t seq_no; } in; odp_u32be_t ipv4_addr; uint8_t ipv6_addr[_ODP_IPV6ADDR_LEN]; @@ -247,8 +248,10 @@ typedef struct { odp_u32be_t ver_tc_flow; uint8_t hop_limit; } ah_ipv6; + struct { + ipsec_aad_t aad; + } esp; }; - ipsec_aad_t aad; uint8_t iv[IPSEC_MAX_IV_LEN]; } ipsec_state_t; @@ -409,10 +412,11 @@ static int ipsec_in_esp(odp_packet_t *pkt, ipsec_sa->icv_len; param->override_iv_ptr = state->iv; - state->aad.spi = esp.spi; - state->aad.seq_no = esp.seq_no; + state->esp.aad.spi = esp.spi; + state->esp.aad.seq_no = esp.seq_no; + state->in.seq_no = odp_be_to_cpu_32(esp.seq_no); - param->aad.ptr = (uint8_t *)&state->aad; + param->aad.ptr = (uint8_t *)&state->esp.aad; param->auth_range.offset = ipsec_offset; param->auth_range.length = state->ip_tot_len - @@ -515,10 +519,7 @@ static int ipsec_in_ah(odp_packet_t *pkt, ipv6hdr->hop_limit = 0; } - state->aad.spi = ah.spi; - state->aad.seq_no = ah.seq_no; - - param->aad.ptr = (uint8_t *)&state->aad; + state->in.seq_no = odp_be_to_cpu_32(ah.seq_no); param->auth_range.offset = state->ip_offset; param->auth_range.length = state->ip_tot_len; @@ -614,7 +615,7 @@ static ipsec_sa_t *ipsec_in_single(odp_packet_t pkt, goto err; if (_odp_ipsec_sa_replay_precheck(ipsec_sa, - odp_be_to_cpu_32(state.aad.seq_no), + state.in.seq_no, status) < 0) goto err; @@ -659,7 +660,7 @@ static ipsec_sa_t *ipsec_in_single(odp_packet_t pkt, goto err; if (_odp_ipsec_sa_replay_update(ipsec_sa, - odp_be_to_cpu_32(state.aad.seq_no), + state.in.seq_no, status) < 0) goto err; @@ -993,10 +994,10 @@ static int ipsec_out_esp(odp_packet_t *pkt, esp.spi = odp_cpu_to_be_32(ipsec_sa->spi); esp.seq_no = odp_cpu_to_be_32(ipsec_seq_no(ipsec_sa)); - state->aad.spi = esp.spi; - state->aad.seq_no = esp.seq_no; + state->esp.aad.spi = esp.spi; + state->esp.aad.seq_no = esp.seq_no; - param->aad.ptr = (uint8_t *)&state->aad; + param->aad.ptr = (uint8_t *)&state->esp.aad; memset(&esptrl, 0, sizeof(esptrl)); esptrl.pad_len = encrypt_len - ip_data_len - _ODP_ESPTRL_LEN; @@ -1117,11 +1118,6 @@ static int ipsec_out_ah(odp_packet_t *pkt, ah.ah_len = hdr_len / 4 - 2; - state->aad.spi = ah.spi; - state->aad.seq_no = ah.seq_no; - - param->aad.ptr = (uint8_t *)&state->aad; - /* For GMAC */ if (ipsec_out_iv(state, ipsec_sa) < 0) { status->error.alg = 1;