From owner-svn-src-head@freebsd.org Thu May 10 20:39:05 2018 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 4F031FD6963; Thu, 10 May 2018 20:39:05 +0000 (UTC) (envelope-from np@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 02754799D7; Thu, 10 May 2018 20:39:05 +0000 (UTC) (envelope-from np@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id D73102566F; Thu, 10 May 2018 20:39:04 +0000 (UTC) (envelope-from np@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id w4AKd4md010900; Thu, 10 May 2018 20:39:04 GMT (envelope-from np@FreeBSD.org) Received: (from np@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w4AKd4x7010899; Thu, 10 May 2018 20:39:04 GMT (envelope-from np@FreeBSD.org) Message-Id: <201805102039.w4AKd4x7010899@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: np set sender to np@FreeBSD.org using -f From: Navdeep Parhar Date: Thu, 10 May 2018 20:39:04 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r333472 - head/sys/dev/cxgbe X-SVN-Group: head X-SVN-Commit-Author: np X-SVN-Commit-Paths: head/sys/dev/cxgbe X-SVN-Commit-Revision: 333472 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 10 May 2018 20:39:05 -0000 Author: np Date: Thu May 10 20:39:04 2018 New Revision: 333472 URL: https://svnweb.freebsd.org/changeset/base/333472 Log: cxgbe(4): Add fields to support configuration of hardware NAT and swapmac (SMAC/DMAC switcheroo) from userspace. Sponsored by: Chelsio Communications Modified: head/sys/dev/cxgbe/t4_ioctl.h Modified: head/sys/dev/cxgbe/t4_ioctl.h ============================================================================== --- head/sys/dev/cxgbe/t4_ioctl.h Thu May 10 20:27:12 2018 (r333471) +++ head/sys/dev/cxgbe/t4_ioctl.h Thu May 10 20:39:04 2018 (r333472) @@ -160,12 +160,23 @@ enum { RSS subtable */ }; +enum { + NAT_MODE_NONE = 0, /* No NAT performed */ + NAT_MODE_DIP, /* NAT on Dst IP */ + NAT_MODE_DIP_DP, /* NAT on Dst IP, Dst Port */ + NAT_MODE_DIP_DP_SIP, /* NAT on Dst IP, Dst Port and Src IP */ + NAT_MODE_DIP_DP_SP, /* NAT on Dst IP, Dst Port and Src Port */ + NAT_MODE_SIP_SP, /* NAT on Src IP and Src Port */ + NAT_MODE_DIP_SIP_SP, /* NAT on Dst IP, Src IP and Src Port */ + NAT_MODE_ALL /* NAT on entire 4-tuple */ +}; + struct t4_filter_tuple { /* * These are always available. */ uint8_t sip[16]; /* source IP address (IPv4 in [3:0]) */ - uint8_t dip[16]; /* destinatin IP address (IPv4 in [3:0]) */ + uint8_t dip[16]; /* destination IP address (IPv4 in [3:0]) */ uint16_t sport; /* source port */ uint16_t dport; /* destination port */ @@ -210,10 +221,19 @@ struct t4_filter_specification { uint32_t eport:2; /* egress port to switch packet out */ uint32_t newdmac:1; /* rewrite destination MAC address */ uint32_t newsmac:1; /* rewrite source MAC address */ + uint32_t swapmac:1; /* swap SMAC/DMAC for loopback packet */ uint32_t newvlan:2; /* rewrite VLAN Tag */ + uint32_t nat_mode:3; /* NAT operation mode */ + uint32_t nat_flag_chk:1;/* check TCP flags before NAT'ing */ + uint32_t nat_seq_chk; /* sequence value to use for NAT check*/ uint8_t dmac[ETHER_ADDR_LEN]; /* new destination MAC address */ uint8_t smac[ETHER_ADDR_LEN]; /* new source MAC address */ uint16_t vlan; /* VLAN Tag to insert */ + + uint8_t nat_dip[16]; /* destination IP to use after NAT'ing */ + uint8_t nat_sip[16]; /* source IP to use after NAT'ing */ + uint16_t nat_dport; /* destination port to use after NAT'ing */ + uint16_t nat_sport; /* source port to use after NAT'ing */ /* * Filter rule value/mask pairs.