From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from proxy.6wind.com (host.76.145.23.62.rev.coltfrance.com [62.23.145.76]) by dpdk.org (Postfix) with ESMTP id 2AB675A31 for ; Tue, 5 Jul 2016 17:42:01 +0200 (CEST) Received: from glumotte.dev.6wind.com (unknown [10.16.0.195]) by proxy.6wind.com (Postfix) with ESMTP id 1A17227ACC for ; Tue, 5 Jul 2016 17:42:01 +0200 (CEST) From: Olivier Matz To: dev@dpdk.org Date: Tue, 5 Jul 2016 17:41:40 +0200 Message-Id: <1467733310-20875-9-git-send-email-olivier.matz@6wind.com> X-Mailer: git-send-email 2.8.1 In-Reply-To: <1467733310-20875-1-git-send-email-olivier.matz@6wind.com> References: <1467733310-20875-1-git-send-email-olivier.matz@6wind.com> Subject: [dpdk-dev] [PATCH 08/18] net: add Mpls header structure X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 05 Jul 2016 15:42:01 -0000 Add the Mpls header structure in librte_net. It will be used by next patches that adds the support of Mpls L2 layer in the software packet type parser. Signed-off-by: Olivier Matz --- lib/librte_net/rte_mpls.h | 64 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 lib/librte_net/rte_mpls.h diff --git a/lib/librte_net/rte_mpls.h b/lib/librte_net/rte_mpls.h new file mode 100644 index 0000000..bf8c6cc --- /dev/null +++ b/lib/librte_net/rte_mpls.h @@ -0,0 +1,64 @@ +/*- + * BSD LICENSE + * + * Copyright 2016 6WIND S.A. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _RTE_MPLS_H_ +#define _RTE_MPLS_H_ + +#include +#include + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * MPLS Header + */ +struct mpls_hdr { + uint16_t tag_msb; /**< Label(msb). */ +#if RTE_BYTE_ORDER == RTE_BIG_ENDIAN + uint8_t tag_lsb:4; /**< Label(lsb). */ + uint8_t tc:3; /**< Traffic class. */ + uint8_t bs:1; /**< Bottom of stack. */ +#else + uint8_t bs:1; /**< Bottom of stack. */ + uint8_t tc:3; /**< Traffic class. */ + uint8_t tag_lsb:4; /**< label(lsb) */ +#endif + uint8_t ttl; /**< Time to live. */ +} __attribute__((__packed__)); + +#ifdef __cplusplus +} +#endif + +#endif /* RTE_MPLS_H_ */ -- 2.8.1